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Diffstat (limited to 'cddl/contrib/opensolaris/cmd/zpool/zpool_main.c')
-rw-r--r--cddl/contrib/opensolaris/cmd/zpool/zpool_main.c6728
1 files changed, 6728 insertions, 0 deletions
diff --git a/cddl/contrib/opensolaris/cmd/zpool/zpool_main.c b/cddl/contrib/opensolaris/cmd/zpool/zpool_main.c
new file mode 100644
index 000000000000..d4e0a73ade67
--- /dev/null
+++ b/cddl/contrib/opensolaris/cmd/zpool/zpool_main.c
@@ -0,0 +1,6728 @@
+/*
+ * CDDL HEADER START
+ *
+ * The contents of this file are subject to the terms of the
+ * Common Development and Distribution License (the "License").
+ * You may not use this file except in compliance with the License.
+ *
+ * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
+ * or http://www.opensolaris.org/os/licensing.
+ * See the License for the specific language governing permissions
+ * and limitations under the License.
+ *
+ * When distributing Covered Code, include this CDDL HEADER in each
+ * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
+ * If applicable, add the following below this CDDL HEADER, with the
+ * fields enclosed by brackets "[]" replaced with your own identifying
+ * information: Portions Copyright [yyyy] [name of copyright owner]
+ *
+ * CDDL HEADER END
+ */
+
+/*
+ * Copyright (c) 2005, 2010, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 2011, 2018 by Delphix. All rights reserved.
+ * Copyright (c) 2012 by Frederik Wessels. All rights reserved.
+ * Copyright (c) 2012 Martin Matuska <mm@FreeBSD.org>. All rights reserved.
+ * Copyright (c) 2013 by Prasad Joshi (sTec). All rights reserved.
+ * Copyright 2016 Igor Kozhukhov <ikozhukhov@gmail.com>.
+ * Copyright 2016 Nexenta Systems, Inc.
+ * Copyright (c) 2017 Datto Inc.
+ * Copyright (c) 2017, Intel Corporation.
+ */
+
+#include <solaris.h>
+#include <assert.h>
+#include <ctype.h>
+#include <dirent.h>
+#include <errno.h>
+#include <fcntl.h>
+#include <getopt.h>
+#include <libgen.h>
+#include <libintl.h>
+#include <libuutil.h>
+#include <locale.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <strings.h>
+#include <unistd.h>
+#include <priv.h>
+#include <pwd.h>
+#include <zone.h>
+#include <sys/time.h>
+#include <zfs_prop.h>
+#include <sys/fs/zfs.h>
+#include <sys/stat.h>
+#include <sys/debug.h>
+
+#include <libzfs.h>
+
+#include "zpool_util.h"
+#include "zfs_comutil.h"
+#include "zfeature_common.h"
+
+#include "statcommon.h"
+
+static int zpool_do_create(int, char **);
+static int zpool_do_destroy(int, char **);
+
+static int zpool_do_add(int, char **);
+static int zpool_do_remove(int, char **);
+static int zpool_do_labelclear(int, char **);
+
+static int zpool_do_checkpoint(int, char **);
+
+static int zpool_do_list(int, char **);
+static int zpool_do_iostat(int, char **);
+static int zpool_do_status(int, char **);
+
+static int zpool_do_online(int, char **);
+static int zpool_do_offline(int, char **);
+static int zpool_do_clear(int, char **);
+static int zpool_do_reopen(int, char **);
+
+static int zpool_do_reguid(int, char **);
+
+static int zpool_do_attach(int, char **);
+static int zpool_do_detach(int, char **);
+static int zpool_do_replace(int, char **);
+static int zpool_do_split(int, char **);
+
+static int zpool_do_initialize(int, char **);
+static int zpool_do_scrub(int, char **);
+
+static int zpool_do_import(int, char **);
+static int zpool_do_export(int, char **);
+
+static int zpool_do_upgrade(int, char **);
+
+static int zpool_do_history(int, char **);
+
+static int zpool_do_get(int, char **);
+static int zpool_do_set(int, char **);
+
+static int zpool_do_sync(int, char **);
+
+/*
+ * These libumem hooks provide a reasonable set of defaults for the allocator's
+ * debugging facilities.
+ */
+
+#ifdef DEBUG
+const char *
+_umem_debug_init(void)
+{
+ return ("default,verbose"); /* $UMEM_DEBUG setting */
+}
+
+const char *
+_umem_logging_init(void)
+{
+ return ("fail,contents"); /* $UMEM_LOGGING setting */
+}
+#endif
+
+typedef enum {
+ HELP_ADD,
+ HELP_ATTACH,
+ HELP_CLEAR,
+ HELP_CREATE,
+ HELP_CHECKPOINT,
+ HELP_DESTROY,
+ HELP_DETACH,
+ HELP_EXPORT,
+ HELP_HISTORY,
+ HELP_IMPORT,
+ HELP_IOSTAT,
+ HELP_LABELCLEAR,
+ HELP_LIST,
+ HELP_OFFLINE,
+ HELP_ONLINE,
+ HELP_REPLACE,
+ HELP_REMOVE,
+ HELP_INITIALIZE,
+ HELP_SCRUB,
+ HELP_STATUS,
+ HELP_UPGRADE,
+ HELP_GET,
+ HELP_SET,
+ HELP_SPLIT,
+ HELP_SYNC,
+ HELP_REGUID,
+ HELP_REOPEN
+} zpool_help_t;
+
+
+typedef struct zpool_command {
+ const char *name;
+ int (*func)(int, char **);
+ zpool_help_t usage;
+} zpool_command_t;
+
+/*
+ * Master command table. Each ZFS command has a name, associated function, and
+ * usage message. The usage messages need to be internationalized, so we have
+ * to have a function to return the usage message based on a command index.
+ *
+ * These commands are organized according to how they are displayed in the usage
+ * message. An empty command (one with a NULL name) indicates an empty line in
+ * the generic usage message.
+ */
+static zpool_command_t command_table[] = {
+ { "create", zpool_do_create, HELP_CREATE },
+ { "destroy", zpool_do_destroy, HELP_DESTROY },
+ { NULL },
+ { "add", zpool_do_add, HELP_ADD },
+ { "remove", zpool_do_remove, HELP_REMOVE },
+ { NULL },
+ { "labelclear", zpool_do_labelclear, HELP_LABELCLEAR },
+ { NULL },
+ { "checkpoint", zpool_do_checkpoint, HELP_CHECKPOINT },
+ { NULL },
+ { "list", zpool_do_list, HELP_LIST },
+ { "iostat", zpool_do_iostat, HELP_IOSTAT },
+ { "status", zpool_do_status, HELP_STATUS },
+ { NULL },
+ { "online", zpool_do_online, HELP_ONLINE },
+ { "offline", zpool_do_offline, HELP_OFFLINE },
+ { "clear", zpool_do_clear, HELP_CLEAR },
+ { "reopen", zpool_do_reopen, HELP_REOPEN },
+ { NULL },
+ { "attach", zpool_do_attach, HELP_ATTACH },
+ { "detach", zpool_do_detach, HELP_DETACH },
+ { "replace", zpool_do_replace, HELP_REPLACE },
+ { "split", zpool_do_split, HELP_SPLIT },
+ { NULL },
+ { "initialize", zpool_do_initialize, HELP_INITIALIZE },
+ { "scrub", zpool_do_scrub, HELP_SCRUB },
+ { NULL },
+ { "import", zpool_do_import, HELP_IMPORT },
+ { "export", zpool_do_export, HELP_EXPORT },
+ { "upgrade", zpool_do_upgrade, HELP_UPGRADE },
+ { "reguid", zpool_do_reguid, HELP_REGUID },
+ { NULL },
+ { "history", zpool_do_history, HELP_HISTORY },
+ { "get", zpool_do_get, HELP_GET },
+ { "set", zpool_do_set, HELP_SET },
+ { "sync", zpool_do_sync, HELP_SYNC },
+};
+
+#define NCOMMAND (sizeof (command_table) / sizeof (command_table[0]))
+
+#define VDEV_ALLOC_CLASS_LOGS "logs"
+
+static zpool_command_t *current_command;
+static char history_str[HIS_MAX_RECORD_LEN];
+static boolean_t log_history = B_TRUE;
+static uint_t timestamp_fmt = NODATE;
+
+static const char *
+get_usage(zpool_help_t idx)
+{
+ switch (idx) {
+ case HELP_ADD:
+ return (gettext("\tadd [-fgLnP] <pool> <vdev> ...\n"));
+ case HELP_ATTACH:
+ return (gettext("\tattach [-f] <pool> <device> "
+ "<new-device>\n"));
+ case HELP_CLEAR:
+ return (gettext("\tclear [-nF] <pool> [device]\n"));
+ case HELP_CREATE:
+ return (gettext("\tcreate [-fnd] [-B] "
+ "[-o property=value] ... \n"
+ "\t [-O file-system-property=value] ...\n"
+ "\t [-m mountpoint] [-R root] [-t tempname] "
+ "<pool> <vdev> ...\n"));
+ case HELP_CHECKPOINT:
+ return (gettext("\tcheckpoint [--discard] <pool> ...\n"));
+ case HELP_DESTROY:
+ return (gettext("\tdestroy [-f] <pool>\n"));
+ case HELP_DETACH:
+ return (gettext("\tdetach <pool> <device>\n"));
+ case HELP_EXPORT:
+ return (gettext("\texport [-f] <pool> ...\n"));
+ case HELP_HISTORY:
+ return (gettext("\thistory [-il] [<pool>] ...\n"));
+ case HELP_IMPORT:
+ return (gettext("\timport [-d dir] [-D]\n"
+ "\timport [-o mntopts] [-o property=value] ... \n"
+ "\t [-d dir | -c cachefile] [-D] [-f] [-m] [-N] "
+ "[-R root] [-F [-n]] -a\n"
+ "\timport [-o mntopts] [-o property=value] ... \n"
+ "\t [-d dir | -c cachefile] [-D] [-f] [-m] [-N] "
+ "[-R root] [-F [-n]] [-t]\n"
+ "\t [--rewind-to-checkpoint] <pool | id> [newpool]\n"));
+ case HELP_IOSTAT:
+ return (gettext("\tiostat [-gLPv] [-T d|u] [pool] ... "
+ "[interval [count]]\n"));
+ case HELP_LABELCLEAR:
+ return (gettext("\tlabelclear [-f] <vdev>\n"));
+ case HELP_LIST:
+ return (gettext("\tlist [-gHLpPv] [-o property[,...]] "
+ "[-T d|u] [pool] ... [interval [count]]\n"));
+ case HELP_OFFLINE:
+ return (gettext("\toffline [-t] <pool> <device> ...\n"));
+ case HELP_ONLINE:
+ return (gettext("\tonline [-e] <pool> <device> ...\n"));
+ case HELP_REPLACE:
+ return (gettext("\treplace [-f] <pool> <device> "
+ "[new-device]\n"));
+ case HELP_REMOVE:
+ return (gettext("\tremove [-nps] <pool> <device> ...\n"));
+ case HELP_REOPEN:
+ return (gettext("\treopen <pool>\n"));
+ case HELP_INITIALIZE:
+ return (gettext("\tinitialize [-cs] <pool> [<device> ...]\n"));
+ case HELP_SCRUB:
+ return (gettext("\tscrub [-s | -p] <pool> ...\n"));
+ case HELP_STATUS:
+ return (gettext("\tstatus [-DgLPvx] [-T d|u] [pool] ... "
+ "[interval [count]]\n"));
+ case HELP_UPGRADE:
+ return (gettext("\tupgrade [-v]\n"
+ "\tupgrade [-V version] <-a | pool ...>\n"));
+ case HELP_GET:
+ return (gettext("\tget [-Hp] [-o \"all\" | field[,...]] "
+ "<\"all\" | property[,...]> <pool> ...\n"));
+ case HELP_SET:
+ return (gettext("\tset <property=value> <pool> \n"));
+ case HELP_SPLIT:
+ return (gettext("\tsplit [-gLnP] [-R altroot] [-o mntopts]\n"
+ "\t [-o property=value] <pool> <newpool> "
+ "[<device> ...]\n"));
+ case HELP_REGUID:
+ return (gettext("\treguid <pool>\n"));
+ case HELP_SYNC:
+ return (gettext("\tsync [pool] ...\n"));
+ }
+
+ abort();
+ /* NOTREACHED */
+}
+
+
+/*
+ * Callback routine that will print out a pool property value.
+ */
+static int
+print_prop_cb(int prop, void *cb)
+{
+ FILE *fp = cb;
+
+ (void) fprintf(fp, "\t%-19s ", zpool_prop_to_name(prop));
+
+ if (zpool_prop_readonly(prop))
+ (void) fprintf(fp, " NO ");
+ else
+ (void) fprintf(fp, " YES ");
+
+ if (zpool_prop_values(prop) == NULL)
+ (void) fprintf(fp, "-\n");
+ else
+ (void) fprintf(fp, "%s\n", zpool_prop_values(prop));
+
+ return (ZPROP_CONT);
+}
+
+/*
+ * Display usage message. If we're inside a command, display only the usage for
+ * that command. Otherwise, iterate over the entire command table and display
+ * a complete usage message.
+ */
+void
+usage(boolean_t requested)
+{
+ FILE *fp = requested ? stdout : stderr;
+
+ if (current_command == NULL) {
+ int i;
+
+ (void) fprintf(fp, gettext("usage: zpool command args ...\n"));
+ (void) fprintf(fp,
+ gettext("where 'command' is one of the following:\n\n"));
+
+ for (i = 0; i < NCOMMAND; i++) {
+ if (command_table[i].name == NULL)
+ (void) fprintf(fp, "\n");
+ else
+ (void) fprintf(fp, "%s",
+ get_usage(command_table[i].usage));
+ }
+ } else {
+ (void) fprintf(fp, gettext("usage:\n"));
+ (void) fprintf(fp, "%s", get_usage(current_command->usage));
+ }
+
+ if (current_command != NULL &&
+ ((strcmp(current_command->name, "set") == 0) ||
+ (strcmp(current_command->name, "get") == 0) ||
+ (strcmp(current_command->name, "list") == 0))) {
+
+ (void) fprintf(fp,
+ gettext("\nthe following properties are supported:\n"));
+
+ (void) fprintf(fp, "\n\t%-19s %s %s\n\n",
+ "PROPERTY", "EDIT", "VALUES");
+
+ /* Iterate over all properties */
+ (void) zprop_iter(print_prop_cb, fp, B_FALSE, B_TRUE,
+ ZFS_TYPE_POOL);
+
+ (void) fprintf(fp, "\t%-19s ", "feature@...");
+ (void) fprintf(fp, "YES disabled | enabled | active\n");
+
+ (void) fprintf(fp, gettext("\nThe feature@ properties must be "
+ "appended with a feature name.\nSee zpool-features(7).\n"));
+ }
+
+ /*
+ * See comments at end of main().
+ */
+ if (getenv("ZFS_ABORT") != NULL) {
+ (void) printf("dumping core by request\n");
+ abort();
+ }
+
+ exit(requested ? 0 : 2);
+}
+
+/*
+ * print a pool vdev config for dry runs
+ */
+static void
+print_vdev_tree(zpool_handle_t *zhp, const char *name, nvlist_t *nv, int indent,
+ const char *match, int name_flags)
+{
+ nvlist_t **child;
+ uint_t c, children;
+ char *vname;
+ boolean_t printed = B_FALSE;
+
+ if (nvlist_lookup_nvlist_array(nv, ZPOOL_CONFIG_CHILDREN,
+ &child, &children) != 0) {
+ if (name != NULL)
+ (void) printf("\t%*s%s\n", indent, "", name);
+ return;
+ }
+
+ for (c = 0; c < children; c++) {
+ uint64_t is_log = B_FALSE;
+ char *class = "";
+
+ (void) nvlist_lookup_uint64(child[c], ZPOOL_CONFIG_IS_LOG,
+ &is_log);
+ if (is_log)
+ class = VDEV_ALLOC_BIAS_LOG;
+ (void) nvlist_lookup_string(child[c],
+ ZPOOL_CONFIG_ALLOCATION_BIAS, &class);
+ if (strcmp(match, class) != 0)
+ continue;
+
+ if (!printed && name != NULL) {
+ (void) printf("\t%*s%s\n", indent, "", name);
+ printed = B_TRUE;
+ }
+ vname = zpool_vdev_name(g_zfs, zhp, child[c], name_flags);
+ print_vdev_tree(zhp, vname, child[c], indent + 2, "",
+ name_flags);
+ free(vname);
+ }
+}
+
+static boolean_t
+prop_list_contains_feature(nvlist_t *proplist)
+{
+ nvpair_t *nvp;
+ for (nvp = nvlist_next_nvpair(proplist, NULL); NULL != nvp;
+ nvp = nvlist_next_nvpair(proplist, nvp)) {
+ if (zpool_prop_feature(nvpair_name(nvp)))
+ return (B_TRUE);
+ }
+ return (B_FALSE);
+}
+
+/*
+ * Add a property pair (name, string-value) into a property nvlist.
+ */
+static int
+add_prop_list(const char *propname, char *propval, nvlist_t **props,
+ boolean_t poolprop)
+{
+ zpool_prop_t prop = ZPROP_INVAL;
+ zfs_prop_t fprop;
+ nvlist_t *proplist;
+ const char *normnm;
+ char *strval;
+
+ if (*props == NULL &&
+ nvlist_alloc(props, NV_UNIQUE_NAME, 0) != 0) {
+ (void) fprintf(stderr,
+ gettext("internal error: out of memory\n"));
+ return (1);
+ }
+
+ proplist = *props;
+
+ if (poolprop) {
+ const char *vname = zpool_prop_to_name(ZPOOL_PROP_VERSION);
+
+ if ((prop = zpool_name_to_prop(propname)) == ZPROP_INVAL &&
+ !zpool_prop_feature(propname)) {
+ (void) fprintf(stderr, gettext("property '%s' is "
+ "not a valid pool property\n"), propname);
+ return (2);
+ }
+
+ /*
+ * feature@ properties and version should not be specified
+ * at the same time.
+ */
+ if ((prop == ZPOOL_PROP_INVAL && zpool_prop_feature(propname) &&
+ nvlist_exists(proplist, vname)) ||
+ (prop == ZPOOL_PROP_VERSION &&
+ prop_list_contains_feature(proplist))) {
+ (void) fprintf(stderr, gettext("'feature@' and "
+ "'version' properties cannot be specified "
+ "together\n"));
+ return (2);
+ }
+
+
+ if (zpool_prop_feature(propname))
+ normnm = propname;
+ else
+ normnm = zpool_prop_to_name(prop);
+ } else {
+ if ((fprop = zfs_name_to_prop(propname)) != ZPROP_INVAL) {
+ normnm = zfs_prop_to_name(fprop);
+ } else {
+ normnm = propname;
+ }
+ }
+
+ if (nvlist_lookup_string(proplist, normnm, &strval) == 0 &&
+ prop != ZPOOL_PROP_CACHEFILE) {
+ (void) fprintf(stderr, gettext("property '%s' "
+ "specified multiple times\n"), propname);
+ return (2);
+ }
+
+ if (nvlist_add_string(proplist, normnm, propval) != 0) {
+ (void) fprintf(stderr, gettext("internal "
+ "error: out of memory\n"));
+ return (1);
+ }
+
+ return (0);
+}
+
+/*
+ * Set a default property pair (name, string-value) in a property nvlist
+ */
+static int
+add_prop_list_default(const char *propname, char *propval, nvlist_t **props,
+ boolean_t poolprop)
+{
+ char *pval;
+
+ if (nvlist_lookup_string(*props, propname, &pval) == 0)
+ return (0);
+
+ return (add_prop_list(propname, propval, props, poolprop));
+}
+
+/*
+ * zpool add [-fgLnP] [-o property=value] <pool> <vdev> ...
+ *
+ * -f Force addition of devices, even if they appear in use
+ * -g Display guid for individual vdev name.
+ * -L Follow links when resolving vdev path name.
+ * -n Do not add the devices, but display the resulting layout if
+ * they were to be added.
+ * -P Display full path for vdev name.
+ *
+ * Adds the given vdevs to 'pool'. As with create, the bulk of this work is
+ * handled by get_vdev_spec(), which constructs the nvlist needed to pass to
+ * libzfs.
+ */
+int
+zpool_do_add(int argc, char **argv)
+{
+ boolean_t force = B_FALSE;
+ boolean_t dryrun = B_FALSE;
+ int name_flags = 0;
+ int c;
+ nvlist_t *nvroot;
+ char *poolname;
+ zpool_boot_label_t boot_type;
+ uint64_t boot_size;
+ int ret;
+ zpool_handle_t *zhp;
+ nvlist_t *config;
+
+ /* check options */
+ while ((c = getopt(argc, argv, "fgLnP")) != -1) {
+ switch (c) {
+ case 'f':
+ force = B_TRUE;
+ break;
+ case 'g':
+ name_flags |= VDEV_NAME_GUID;
+ break;
+ case 'L':
+ name_flags |= VDEV_NAME_FOLLOW_LINKS;
+ break;
+ case 'n':
+ dryrun = B_TRUE;
+ break;
+ case 'P':
+ name_flags |= VDEV_NAME_PATH;
+ break;
+ case '?':
+ (void) fprintf(stderr, gettext("invalid option '%c'\n"),
+ optopt);
+ usage(B_FALSE);
+ }
+ }
+
+ argc -= optind;
+ argv += optind;
+
+ /* get pool name and check number of arguments */
+ if (argc < 1) {
+ (void) fprintf(stderr, gettext("missing pool name argument\n"));
+ usage(B_FALSE);
+ }
+ if (argc < 2) {
+ (void) fprintf(stderr, gettext("missing vdev specification\n"));
+ usage(B_FALSE);
+ }
+
+ poolname = argv[0];
+
+ argc--;
+ argv++;
+
+ if ((zhp = zpool_open(g_zfs, poolname)) == NULL)
+ return (1);
+
+ if ((config = zpool_get_config(zhp, NULL)) == NULL) {
+ (void) fprintf(stderr, gettext("pool '%s' is unavailable\n"),
+ poolname);
+ zpool_close(zhp);
+ return (1);
+ }
+
+ if (zpool_is_bootable(zhp))
+ boot_type = ZPOOL_COPY_BOOT_LABEL;
+ else
+ boot_type = ZPOOL_NO_BOOT_LABEL;
+
+ /* pass off to get_vdev_spec for processing */
+ boot_size = zpool_get_prop_int(zhp, ZPOOL_PROP_BOOTSIZE, NULL);
+ nvroot = make_root_vdev(zhp, force, !force, B_FALSE, dryrun,
+ boot_type, boot_size, argc, argv);
+ if (nvroot == NULL) {
+ zpool_close(zhp);
+ return (1);
+ }
+
+ if (dryrun) {
+ nvlist_t *poolnvroot;
+
+ verify(nvlist_lookup_nvlist(config, ZPOOL_CONFIG_VDEV_TREE,
+ &poolnvroot) == 0);
+
+ (void) printf(gettext("would update '%s' to the following "
+ "configuration:\n"), zpool_get_name(zhp));
+
+ /* print original main pool and new tree */
+ print_vdev_tree(zhp, poolname, poolnvroot, 0, "",
+ name_flags | VDEV_NAME_TYPE_ID);
+ print_vdev_tree(zhp, NULL, nvroot, 0, "", name_flags);
+
+ /* print other classes: 'dedup', 'special', and 'log' */
+ print_vdev_tree(zhp, "dedup", poolnvroot, 0,
+ VDEV_ALLOC_BIAS_DEDUP, name_flags);
+ print_vdev_tree(zhp, NULL, nvroot, 0, VDEV_ALLOC_BIAS_DEDUP,
+ name_flags);
+
+ print_vdev_tree(zhp, "special", poolnvroot, 0,
+ VDEV_ALLOC_BIAS_SPECIAL, name_flags);
+ print_vdev_tree(zhp, NULL, nvroot, 0, VDEV_ALLOC_BIAS_SPECIAL,
+ name_flags);
+
+ print_vdev_tree(zhp, "logs", poolnvroot, 0, VDEV_ALLOC_BIAS_LOG,
+ name_flags);
+ print_vdev_tree(zhp, NULL, nvroot, 0, VDEV_ALLOC_BIAS_LOG,
+ name_flags);
+
+ ret = 0;
+ } else {
+ ret = (zpool_add(zhp, nvroot) != 0);
+ }
+
+ nvlist_free(nvroot);
+ zpool_close(zhp);
+
+ return (ret);
+}
+
+/*
+ * zpool remove <pool> <vdev> ...
+ *
+ * Removes the given vdev from the pool.
+ */
+int
+zpool_do_remove(int argc, char **argv)
+{
+ char *poolname;
+ int i, ret = 0;
+ zpool_handle_t *zhp;
+ boolean_t stop = B_FALSE;
+ boolean_t noop = B_FALSE;
+ boolean_t parsable = B_FALSE;
+ char c;
+
+ /* check options */
+ while ((c = getopt(argc, argv, "nps")) != -1) {
+ switch (c) {
+ case 'n':
+ noop = B_TRUE;
+ break;
+ case 'p':
+ parsable = B_TRUE;
+ break;
+ case 's':
+ stop = B_TRUE;
+ break;
+ case '?':
+ (void) fprintf(stderr, gettext("invalid option '%c'\n"),
+ optopt);
+ usage(B_FALSE);
+ }
+ }
+
+ argc -= optind;
+ argv += optind;
+
+ /* get pool name and check number of arguments */
+ if (argc < 1) {
+ (void) fprintf(stderr, gettext("missing pool name argument\n"));
+ usage(B_FALSE);
+ }
+
+ poolname = argv[0];
+
+ if ((zhp = zpool_open(g_zfs, poolname)) == NULL)
+ return (1);
+
+ if (stop && noop) {
+ (void) fprintf(stderr, gettext("stop request ignored\n"));
+ return (0);
+ }
+
+ if (stop) {
+ if (argc > 1) {
+ (void) fprintf(stderr, gettext("too many arguments\n"));
+ usage(B_FALSE);
+ }
+ if (zpool_vdev_remove_cancel(zhp) != 0)
+ ret = 1;
+ } else {
+ if (argc < 2) {
+ (void) fprintf(stderr, gettext("missing device\n"));
+ usage(B_FALSE);
+ }
+
+ for (i = 1; i < argc; i++) {
+ if (noop) {
+ uint64_t size;
+
+ if (zpool_vdev_indirect_size(zhp, argv[i],
+ &size) != 0) {
+ ret = 1;
+ break;
+ }
+ if (parsable) {
+ (void) printf("%s %llu\n",
+ argv[i], size);
+ } else {
+ char valstr[32];
+ zfs_nicenum(size, valstr,
+ sizeof (valstr));
+ (void) printf("Memory that will be "
+ "used after removing %s: %s\n",
+ argv[i], valstr);
+ }
+ } else {
+ if (zpool_vdev_remove(zhp, argv[i]) != 0)
+ ret = 1;
+ }
+ }
+ }
+
+ return (ret);
+}
+
+/*
+ * zpool labelclear [-f] <vdev>
+ *
+ * -f Force clearing the label for the vdevs which are members of
+ * the exported or foreign pools.
+ *
+ * Verifies that the vdev is not active and zeros out the label information
+ * on the device.
+ */
+int
+zpool_do_labelclear(int argc, char **argv)
+{
+ char vdev[MAXPATHLEN];
+ char *name = NULL;
+ struct stat st;
+ int c, fd, ret = 0;
+ nvlist_t *config;
+ pool_state_t state;
+ boolean_t inuse = B_FALSE;
+ boolean_t force = B_FALSE;
+
+ /* check options */
+ while ((c = getopt(argc, argv, "f")) != -1) {
+ switch (c) {
+ case 'f':
+ force = B_TRUE;
+ break;
+ default:
+ (void) fprintf(stderr, gettext("invalid option '%c'\n"),
+ optopt);
+ usage(B_FALSE);
+ }
+ }
+
+ argc -= optind;
+ argv += optind;
+
+ /* get vdev name */
+ if (argc < 1) {
+ (void) fprintf(stderr, gettext("missing vdev name\n"));
+ usage(B_FALSE);
+ }
+ if (argc > 1) {
+ (void) fprintf(stderr, gettext("too many arguments\n"));
+ usage(B_FALSE);
+ }
+
+ /*
+ * Check if we were given absolute path and use it as is.
+ * Otherwise if the provided vdev name doesn't point to a file,
+ * try prepending dsk path and appending s0.
+ */
+ (void) strlcpy(vdev, argv[0], sizeof (vdev));
+ if (vdev[0] != '/' && stat(vdev, &st) != 0) {
+ char *s;
+
+ (void) snprintf(vdev, sizeof (vdev), "%s/%s",
+#ifdef illumos
+ ZFS_DISK_ROOT, argv[0]);
+ if ((s = strrchr(argv[0], 's')) == NULL ||
+ !isdigit(*(s + 1)))
+ (void) strlcat(vdev, "s0", sizeof (vdev));
+#else
+ "/dev", argv[0]);
+#endif
+ if (stat(vdev, &st) != 0) {
+ (void) fprintf(stderr, gettext(
+ "failed to find device %s, try specifying absolute "
+ "path instead\n"), argv[0]);
+ return (1);
+ }
+ }
+
+ if ((fd = open(vdev, O_RDWR)) < 0) {
+ (void) fprintf(stderr, gettext("failed to open %s: %s\n"),
+ vdev, strerror(errno));
+ return (1);
+ }
+
+ if (zpool_read_label(fd, &config) != 0) {
+ (void) fprintf(stderr,
+ gettext("failed to read label from %s\n"), vdev);
+ return (1);
+ }
+ nvlist_free(config);
+
+ ret = zpool_in_use(g_zfs, fd, &state, &name, &inuse);
+ if (ret != 0) {
+ (void) fprintf(stderr,
+ gettext("failed to check state for %s\n"), vdev);
+ return (1);
+ }
+
+ if (!inuse)
+ goto wipe_label;
+
+ switch (state) {
+ default:
+ case POOL_STATE_ACTIVE:
+ case POOL_STATE_SPARE:
+ case POOL_STATE_L2CACHE:
+ (void) fprintf(stderr, gettext(
+ "%s is a member (%s) of pool \"%s\"\n"),
+ vdev, zpool_pool_state_to_name(state), name);
+ ret = 1;
+ goto errout;
+
+ case POOL_STATE_EXPORTED:
+ if (force)
+ break;
+ (void) fprintf(stderr, gettext(
+ "use '-f' to override the following error:\n"
+ "%s is a member of exported pool \"%s\"\n"),
+ vdev, name);
+ ret = 1;
+ goto errout;
+
+ case POOL_STATE_POTENTIALLY_ACTIVE:
+ if (force)
+ break;
+ (void) fprintf(stderr, gettext(
+ "use '-f' to override the following error:\n"
+ "%s is a member of potentially active pool \"%s\"\n"),
+ vdev, name);
+ ret = 1;
+ goto errout;
+
+ case POOL_STATE_DESTROYED:
+ /* inuse should never be set for a destroyed pool */
+ assert(0);
+ break;
+ }
+
+wipe_label:
+ ret = zpool_clear_label(fd);
+ if (ret != 0) {
+ (void) fprintf(stderr,
+ gettext("failed to clear label for %s\n"), vdev);
+ }
+
+errout:
+ free(name);
+ (void) close(fd);
+
+ return (ret);
+}
+
+/*
+ * zpool create [-fnd] [-B] [-o property=value] ...
+ * [-O file-system-property=value] ...
+ * [-R root] [-m mountpoint] [-t tempname] <pool> <dev> ...
+ *
+ * -B Create boot partition.
+ * -f Force creation, even if devices appear in use
+ * -n Do not create the pool, but display the resulting layout if it
+ * were to be created.
+ * -R Create a pool under an alternate root
+ * -m Set default mountpoint for the root dataset. By default it's
+ * '/<pool>'
+ * -t Use the temporary name until the pool is exported.
+ * -o Set property=value.
+ * -d Don't automatically enable all supported pool features
+ * (individual features can be enabled with -o).
+ * -O Set fsproperty=value in the pool's root file system
+ *
+ * Creates the named pool according to the given vdev specification. The
+ * bulk of the vdev processing is done in get_vdev_spec() in zpool_vdev.c. Once
+ * we get the nvlist back from get_vdev_spec(), we either print out the contents
+ * (if '-n' was specified), or pass it to libzfs to do the creation.
+ */
+
+#define SYSTEM256 (256 * 1024 * 1024)
+int
+zpool_do_create(int argc, char **argv)
+{
+ boolean_t force = B_FALSE;
+ boolean_t dryrun = B_FALSE;
+ boolean_t enable_all_pool_feat = B_TRUE;
+ zpool_boot_label_t boot_type = ZPOOL_NO_BOOT_LABEL;
+ uint64_t boot_size = 0;
+ int c;
+ nvlist_t *nvroot = NULL;
+ char *poolname;
+ char *tname = NULL;
+ int ret = 1;
+ char *altroot = NULL;
+ char *mountpoint = NULL;
+ nvlist_t *fsprops = NULL;
+ nvlist_t *props = NULL;
+ char *propval;
+
+ /* check options */
+ while ((c = getopt(argc, argv, ":fndBR:m:o:O:t:")) != -1) {
+ switch (c) {
+ case 'f':
+ force = B_TRUE;
+ break;
+ case 'n':
+ dryrun = B_TRUE;
+ break;
+ case 'd':
+ enable_all_pool_feat = B_FALSE;
+ break;
+ case 'B':
+#ifdef illumos
+ /*
+ * We should create the system partition.
+ * Also make sure the size is set.
+ */
+ boot_type = ZPOOL_CREATE_BOOT_LABEL;
+ if (boot_size == 0)
+ boot_size = SYSTEM256;
+ break;
+#else
+ (void) fprintf(stderr,
+ gettext("option '%c' is not supported\n"),
+ optopt);
+ goto badusage;
+#endif
+ case 'R':
+ altroot = optarg;
+ if (add_prop_list(zpool_prop_to_name(
+ ZPOOL_PROP_ALTROOT), optarg, &props, B_TRUE))
+ goto errout;
+ if (add_prop_list_default(zpool_prop_to_name(
+ ZPOOL_PROP_CACHEFILE), "none", &props, B_TRUE))
+ goto errout;
+ break;
+ case 'm':
+ /* Equivalent to -O mountpoint=optarg */
+ mountpoint = optarg;
+ break;
+ case 'o':
+ if ((propval = strchr(optarg, '=')) == NULL) {
+ (void) fprintf(stderr, gettext("missing "
+ "'=' for -o option\n"));
+ goto errout;
+ }
+ *propval = '\0';
+ propval++;
+
+ if (add_prop_list(optarg, propval, &props, B_TRUE))
+ goto errout;
+
+ /*
+ * Get bootsize value for make_root_vdev().
+ */
+ if (zpool_name_to_prop(optarg) == ZPOOL_PROP_BOOTSIZE) {
+ if (zfs_nicestrtonum(g_zfs, propval,
+ &boot_size) < 0 || boot_size == 0) {
+ (void) fprintf(stderr,
+ gettext("bad boot partition size "
+ "'%s': %s\n"), propval,
+ libzfs_error_description(g_zfs));
+ goto errout;
+ }
+ }
+
+ /*
+ * If the user is creating a pool that doesn't support
+ * feature flags, don't enable any features.
+ */
+ if (zpool_name_to_prop(optarg) == ZPOOL_PROP_VERSION) {
+ char *end;
+ u_longlong_t ver;
+
+ ver = strtoull(propval, &end, 10);
+ if (*end == '\0' &&
+ ver < SPA_VERSION_FEATURES) {
+ enable_all_pool_feat = B_FALSE;
+ }
+ }
+ if (zpool_name_to_prop(optarg) == ZPOOL_PROP_ALTROOT)
+ altroot = propval;
+ break;
+ case 'O':
+ if ((propval = strchr(optarg, '=')) == NULL) {
+ (void) fprintf(stderr, gettext("missing "
+ "'=' for -O option\n"));
+ goto errout;
+ }
+ *propval = '\0';
+ propval++;
+
+ /*
+ * Mountpoints are checked and then added later.
+ * Uniquely among properties, they can be specified
+ * more than once, to avoid conflict with -m.
+ */
+ if (0 == strcmp(optarg,
+ zfs_prop_to_name(ZFS_PROP_MOUNTPOINT))) {
+ mountpoint = propval;
+ } else if (add_prop_list(optarg, propval, &fsprops,
+ B_FALSE)) {
+ goto errout;
+ }
+ break;
+ case 't':
+ /*
+ * Sanity check temporary pool name.
+ */
+ if (strchr(optarg, '/') != NULL) {
+ (void) fprintf(stderr, gettext("cannot create "
+ "'%s': invalid character '/' in temporary "
+ "name\n"), optarg);
+ (void) fprintf(stderr, gettext("use 'zfs "
+ "create' to create a dataset\n"));
+ goto errout;
+ }
+
+ if (add_prop_list(zpool_prop_to_name(
+ ZPOOL_PROP_TNAME), optarg, &props, B_TRUE))
+ goto errout;
+ if (add_prop_list_default(zpool_prop_to_name(
+ ZPOOL_PROP_CACHEFILE), "none", &props, B_TRUE))
+ goto errout;
+ tname = optarg;
+ break;
+ case ':':
+ (void) fprintf(stderr, gettext("missing argument for "
+ "'%c' option\n"), optopt);
+ goto badusage;
+ case '?':
+ (void) fprintf(stderr, gettext("invalid option '%c'\n"),
+ optopt);
+ goto badusage;
+ }
+ }
+
+ argc -= optind;
+ argv += optind;
+
+ /* get pool name and check number of arguments */
+ if (argc < 1) {
+ (void) fprintf(stderr, gettext("missing pool name argument\n"));
+ goto badusage;
+ }
+ if (argc < 2) {
+ (void) fprintf(stderr, gettext("missing vdev specification\n"));
+ goto badusage;
+ }
+
+ poolname = argv[0];
+
+ /*
+ * As a special case, check for use of '/' in the name, and direct the
+ * user to use 'zfs create' instead.
+ */
+ if (strchr(poolname, '/') != NULL) {
+ (void) fprintf(stderr, gettext("cannot create '%s': invalid "
+ "character '/' in pool name\n"), poolname);
+ (void) fprintf(stderr, gettext("use 'zfs create' to "
+ "create a dataset\n"));
+ goto errout;
+ }
+
+ /*
+ * Make sure the bootsize is set when ZPOOL_CREATE_BOOT_LABEL is used,
+ * and not set otherwise.
+ */
+ if (boot_type == ZPOOL_CREATE_BOOT_LABEL) {
+ const char *propname;
+ char *strptr, *buf = NULL;
+ int rv;
+
+ propname = zpool_prop_to_name(ZPOOL_PROP_BOOTSIZE);
+ if (nvlist_lookup_string(props, propname, &strptr) != 0) {
+ (void) asprintf(&buf, "%" PRIu64, boot_size);
+ if (buf == NULL) {
+ (void) fprintf(stderr,
+ gettext("internal error: out of memory\n"));
+ goto errout;
+ }
+ rv = add_prop_list(propname, buf, &props, B_TRUE);
+ free(buf);
+ if (rv != 0)
+ goto errout;
+ }
+ } else {
+ const char *propname;
+ char *strptr;
+
+ propname = zpool_prop_to_name(ZPOOL_PROP_BOOTSIZE);
+ if (nvlist_lookup_string(props, propname, &strptr) == 0) {
+ (void) fprintf(stderr, gettext("error: setting boot "
+ "partition size requires option '-B'\n"));
+ goto errout;
+ }
+ }
+
+ /* pass off to get_vdev_spec for bulk processing */
+ nvroot = make_root_vdev(NULL, force, !force, B_FALSE, dryrun,
+ boot_type, boot_size, argc - 1, argv + 1);
+ if (nvroot == NULL)
+ goto errout;
+
+ /* make_root_vdev() allows 0 toplevel children if there are spares */
+ if (!zfs_allocatable_devs(nvroot)) {
+ (void) fprintf(stderr, gettext("invalid vdev "
+ "specification: at least one toplevel vdev must be "
+ "specified\n"));
+ goto errout;
+ }
+
+ if (altroot != NULL && altroot[0] != '/') {
+ (void) fprintf(stderr, gettext("invalid alternate root '%s': "
+ "must be an absolute path\n"), altroot);
+ goto errout;
+ }
+
+ /*
+ * Check the validity of the mountpoint and direct the user to use the
+ * '-m' mountpoint option if it looks like its in use.
+ * Ignore the checks if the '-f' option is given.
+ */
+ if (!force && (mountpoint == NULL ||
+ (strcmp(mountpoint, ZFS_MOUNTPOINT_LEGACY) != 0 &&
+ strcmp(mountpoint, ZFS_MOUNTPOINT_NONE) != 0))) {
+ char buf[MAXPATHLEN];
+ DIR *dirp;
+
+ if (mountpoint && mountpoint[0] != '/') {
+ (void) fprintf(stderr, gettext("invalid mountpoint "
+ "'%s': must be an absolute path, 'legacy', or "
+ "'none'\n"), mountpoint);
+ goto errout;
+ }
+
+ if (mountpoint == NULL) {
+ if (altroot != NULL)
+ (void) snprintf(buf, sizeof (buf), "%s/%s",
+ altroot, poolname);
+ else
+ (void) snprintf(buf, sizeof (buf), "/%s",
+ poolname);
+ } else {
+ if (altroot != NULL)
+ (void) snprintf(buf, sizeof (buf), "%s%s",
+ altroot, mountpoint);
+ else
+ (void) snprintf(buf, sizeof (buf), "%s",
+ mountpoint);
+ }
+
+ if ((dirp = opendir(buf)) == NULL && errno != ENOENT) {
+ (void) fprintf(stderr, gettext("mountpoint '%s' : "
+ "%s\n"), buf, strerror(errno));
+ (void) fprintf(stderr, gettext("use '-m' "
+ "option to provide a different default\n"));
+ goto errout;
+ } else if (dirp) {
+ int count = 0;
+
+ while (count < 3 && readdir(dirp) != NULL)
+ count++;
+ (void) closedir(dirp);
+
+ if (count > 2) {
+ (void) fprintf(stderr, gettext("mountpoint "
+ "'%s' exists and is not empty\n"), buf);
+ (void) fprintf(stderr, gettext("use '-m' "
+ "option to provide a "
+ "different default\n"));
+ goto errout;
+ }
+ }
+ }
+
+ /*
+ * Now that the mountpoint's validity has been checked, ensure that
+ * the property is set appropriately prior to creating the pool.
+ */
+ if (mountpoint != NULL) {
+ ret = add_prop_list(zfs_prop_to_name(ZFS_PROP_MOUNTPOINT),
+ mountpoint, &fsprops, B_FALSE);
+ if (ret != 0)
+ goto errout;
+ }
+
+ ret = 1;
+ if (dryrun) {
+ /*
+ * For a dry run invocation, print out a basic message and run
+ * through all the vdevs in the list and print out in an
+ * appropriate hierarchy.
+ */
+ (void) printf(gettext("would create '%s' with the "
+ "following layout:\n\n"), poolname);
+
+ print_vdev_tree(NULL, poolname, nvroot, 0, "", 0);
+ print_vdev_tree(NULL, "dedup", nvroot, 0,
+ VDEV_ALLOC_BIAS_DEDUP, 0);
+ print_vdev_tree(NULL, "special", nvroot, 0,
+ VDEV_ALLOC_BIAS_SPECIAL, 0);
+ print_vdev_tree(NULL, "logs", nvroot, 0,
+ VDEV_ALLOC_BIAS_LOG, 0);
+
+ ret = 0;
+ } else {
+ /*
+ * Hand off to libzfs.
+ */
+ if (enable_all_pool_feat) {
+ spa_feature_t i;
+ for (i = 0; i < SPA_FEATURES; i++) {
+ char propname[MAXPATHLEN];
+ zfeature_info_t *feat = &spa_feature_table[i];
+
+ (void) snprintf(propname, sizeof (propname),
+ "feature@%s", feat->fi_uname);
+
+ /*
+ * Skip feature if user specified it manually
+ * on the command line.
+ */
+ if (nvlist_exists(props, propname))
+ continue;
+
+ ret = add_prop_list(propname,
+ ZFS_FEATURE_ENABLED, &props, B_TRUE);
+ if (ret != 0)
+ goto errout;
+ }
+ }
+
+ ret = 1;
+ if (zpool_create(g_zfs, poolname,
+ nvroot, props, fsprops) == 0) {
+ zfs_handle_t *pool = zfs_open(g_zfs,
+ tname ? tname : poolname, ZFS_TYPE_FILESYSTEM);
+ if (pool != NULL) {
+ if (zfs_mount(pool, NULL, 0) == 0)
+ ret = zfs_shareall(pool);
+ zfs_close(pool);
+ }
+ } else if (libzfs_errno(g_zfs) == EZFS_INVALIDNAME) {
+ (void) fprintf(stderr, gettext("pool name may have "
+ "been omitted\n"));
+ }
+ }
+
+errout:
+ nvlist_free(nvroot);
+ nvlist_free(fsprops);
+ nvlist_free(props);
+ return (ret);
+badusage:
+ nvlist_free(fsprops);
+ nvlist_free(props);
+ usage(B_FALSE);
+ return (2);
+}
+
+/*
+ * zpool destroy <pool>
+ *
+ * -f Forcefully unmount any datasets
+ *
+ * Destroy the given pool. Automatically unmounts any datasets in the pool.
+ */
+int
+zpool_do_destroy(int argc, char **argv)
+{
+ boolean_t force = B_FALSE;
+ int c;
+ char *pool;
+ zpool_handle_t *zhp;
+ int ret;
+
+ /* check options */
+ while ((c = getopt(argc, argv, "f")) != -1) {
+ switch (c) {
+ case 'f':
+ force = B_TRUE;
+ break;
+ case '?':
+ (void) fprintf(stderr, gettext("invalid option '%c'\n"),
+ optopt);
+ usage(B_FALSE);
+ }
+ }
+
+ argc -= optind;
+ argv += optind;
+
+ /* check arguments */
+ if (argc < 1) {
+ (void) fprintf(stderr, gettext("missing pool argument\n"));
+ usage(B_FALSE);
+ }
+ if (argc > 1) {
+ (void) fprintf(stderr, gettext("too many arguments\n"));
+ usage(B_FALSE);
+ }
+
+ pool = argv[0];
+
+ if ((zhp = zpool_open_canfail(g_zfs, pool)) == NULL) {
+ /*
+ * As a special case, check for use of '/' in the name, and
+ * direct the user to use 'zfs destroy' instead.
+ */
+ if (strchr(pool, '/') != NULL)
+ (void) fprintf(stderr, gettext("use 'zfs destroy' to "
+ "destroy a dataset\n"));
+ return (1);
+ }
+
+ if (zpool_disable_datasets(zhp, force) != 0) {
+ (void) fprintf(stderr, gettext("could not destroy '%s': "
+ "could not unmount datasets\n"), zpool_get_name(zhp));
+ return (1);
+ }
+
+ /* The history must be logged as part of the export */
+ log_history = B_FALSE;
+
+ ret = (zpool_destroy(zhp, history_str) != 0);
+
+ zpool_close(zhp);
+
+ return (ret);
+}
+
+/*
+ * zpool export [-f] <pool> ...
+ *
+ * -f Forcefully unmount datasets
+ *
+ * Export the given pools. By default, the command will attempt to cleanly
+ * unmount any active datasets within the pool. If the '-f' flag is specified,
+ * then the datasets will be forcefully unmounted.
+ */
+int
+zpool_do_export(int argc, char **argv)
+{
+ boolean_t force = B_FALSE;
+ boolean_t hardforce = B_FALSE;
+ int c;
+ zpool_handle_t *zhp;
+ int ret;
+ int i;
+
+ /* check options */
+ while ((c = getopt(argc, argv, "fF")) != -1) {
+ switch (c) {
+ case 'f':
+ force = B_TRUE;
+ break;
+ case 'F':
+ hardforce = B_TRUE;
+ break;
+ case '?':
+ (void) fprintf(stderr, gettext("invalid option '%c'\n"),
+ optopt);
+ usage(B_FALSE);
+ }
+ }
+
+ argc -= optind;
+ argv += optind;
+
+ /* check arguments */
+ if (argc < 1) {
+ (void) fprintf(stderr, gettext("missing pool argument\n"));
+ usage(B_FALSE);
+ }
+
+ ret = 0;
+ for (i = 0; i < argc; i++) {
+ if ((zhp = zpool_open_canfail(g_zfs, argv[i])) == NULL) {
+ ret = 1;
+ continue;
+ }
+
+ if (zpool_disable_datasets(zhp, force) != 0) {
+ ret = 1;
+ zpool_close(zhp);
+ continue;
+ }
+
+ /* The history must be logged as part of the export */
+ log_history = B_FALSE;
+
+ if (hardforce) {
+ if (zpool_export_force(zhp, history_str) != 0)
+ ret = 1;
+ } else if (zpool_export(zhp, force, history_str) != 0) {
+ ret = 1;
+ }
+
+ zpool_close(zhp);
+ }
+
+ return (ret);
+}
+
+/*
+ * Given a vdev configuration, determine the maximum width needed for the device
+ * name column.
+ */
+static int
+max_width(zpool_handle_t *zhp, nvlist_t *nv, int depth, int max,
+ int name_flags)
+{
+ char *name;
+ nvlist_t **child;
+ uint_t c, children;
+ int ret;
+
+ name = zpool_vdev_name(g_zfs, zhp, nv, name_flags | VDEV_NAME_TYPE_ID);
+ if (strlen(name) + depth > max)
+ max = strlen(name) + depth;
+
+ free(name);
+
+ if (nvlist_lookup_nvlist_array(nv, ZPOOL_CONFIG_SPARES,
+ &child, &children) == 0) {
+ for (c = 0; c < children; c++)
+ if ((ret = max_width(zhp, child[c], depth + 2,
+ max, name_flags)) > max)
+ max = ret;
+ }
+
+ if (nvlist_lookup_nvlist_array(nv, ZPOOL_CONFIG_L2CACHE,
+ &child, &children) == 0) {
+ for (c = 0; c < children; c++)
+ if ((ret = max_width(zhp, child[c], depth + 2,
+ max, name_flags)) > max)
+ max = ret;
+ }
+
+ if (nvlist_lookup_nvlist_array(nv, ZPOOL_CONFIG_CHILDREN,
+ &child, &children) == 0) {
+ for (c = 0; c < children; c++)
+ if ((ret = max_width(zhp, child[c], depth + 2,
+ max, name_flags)) > max)
+ max = ret;
+ }
+
+ return (max);
+}
+
+typedef struct spare_cbdata {
+ uint64_t cb_guid;
+ zpool_handle_t *cb_zhp;
+} spare_cbdata_t;
+
+static boolean_t
+find_vdev(nvlist_t *nv, uint64_t search)
+{
+ uint64_t guid;
+ nvlist_t **child;
+ uint_t c, children;
+
+ if (nvlist_lookup_uint64(nv, ZPOOL_CONFIG_GUID, &guid) == 0 &&
+ search == guid)
+ return (B_TRUE);
+
+ if (nvlist_lookup_nvlist_array(nv, ZPOOL_CONFIG_CHILDREN,
+ &child, &children) == 0) {
+ for (c = 0; c < children; c++)
+ if (find_vdev(child[c], search))
+ return (B_TRUE);
+ }
+
+ return (B_FALSE);
+}
+
+static int
+find_spare(zpool_handle_t *zhp, void *data)
+{
+ spare_cbdata_t *cbp = data;
+ nvlist_t *config, *nvroot;
+
+ config = zpool_get_config(zhp, NULL);
+ verify(nvlist_lookup_nvlist(config, ZPOOL_CONFIG_VDEV_TREE,
+ &nvroot) == 0);
+
+ if (find_vdev(nvroot, cbp->cb_guid)) {
+ cbp->cb_zhp = zhp;
+ return (1);
+ }
+
+ zpool_close(zhp);
+ return (0);
+}
+
+typedef struct status_cbdata {
+ int cb_count;
+ int cb_name_flags;
+ int cb_namewidth;
+ boolean_t cb_allpools;
+ boolean_t cb_verbose;
+ boolean_t cb_explain;
+ boolean_t cb_first;
+ boolean_t cb_dedup_stats;
+ boolean_t cb_print_status;
+} status_cbdata_t;
+
+/*
+ * Print out configuration state as requested by status_callback.
+ */
+static void
+print_status_config(zpool_handle_t *zhp, status_cbdata_t *cb, const char *name,
+ nvlist_t *nv, int depth, boolean_t isspare)
+{
+ nvlist_t **child;
+ uint_t c, vsc, children;
+ pool_scan_stat_t *ps = NULL;
+ vdev_stat_t *vs;
+ char rbuf[6], wbuf[6], cbuf[6];
+ char *vname;
+ uint64_t notpresent;
+ uint64_t ashift;
+ spare_cbdata_t spare_cb;
+ const char *state;
+ char *type;
+
+ if (nvlist_lookup_nvlist_array(nv, ZPOOL_CONFIG_CHILDREN,
+ &child, &children) != 0)
+ children = 0;
+
+ verify(nvlist_lookup_uint64_array(nv, ZPOOL_CONFIG_VDEV_STATS,
+ (uint64_t **)&vs, &vsc) == 0);
+
+ verify(nvlist_lookup_string(nv, ZPOOL_CONFIG_TYPE, &type) == 0);
+
+ if (strcmp(type, VDEV_TYPE_INDIRECT) == 0)
+ return;
+
+ state = zpool_state_to_name(vs->vs_state, vs->vs_aux);
+ if (isspare) {
+ /*
+ * For hot spares, we use the terms 'INUSE' and 'AVAILABLE' for
+ * online drives.
+ */
+ if (vs->vs_aux == VDEV_AUX_SPARED)
+ state = "INUSE";
+ else if (vs->vs_state == VDEV_STATE_HEALTHY)
+ state = "AVAIL";
+ }
+
+ (void) printf("\t%*s%-*s %-8s", depth, "", cb->cb_namewidth - depth,
+ name, state);
+
+ if (!isspare) {
+ zfs_nicenum(vs->vs_read_errors, rbuf, sizeof (rbuf));
+ zfs_nicenum(vs->vs_write_errors, wbuf, sizeof (wbuf));
+ zfs_nicenum(vs->vs_checksum_errors, cbuf, sizeof (cbuf));
+ (void) printf(" %5s %5s %5s", rbuf, wbuf, cbuf);
+ }
+
+ if (nvlist_lookup_uint64(nv, ZPOOL_CONFIG_NOT_PRESENT,
+ &notpresent) == 0 ||
+ vs->vs_state <= VDEV_STATE_CANT_OPEN) {
+ char *path;
+ if (nvlist_lookup_string(nv, ZPOOL_CONFIG_PATH, &path) == 0)
+ (void) printf(" was %s", path);
+ } else if (vs->vs_aux != 0) {
+ (void) printf(" ");
+
+ switch (vs->vs_aux) {
+ case VDEV_AUX_OPEN_FAILED:
+ (void) printf(gettext("cannot open"));
+ break;
+
+ case VDEV_AUX_BAD_GUID_SUM:
+ (void) printf(gettext("missing device"));
+ break;
+
+ case VDEV_AUX_NO_REPLICAS:
+ (void) printf(gettext("insufficient replicas"));
+ break;
+
+ case VDEV_AUX_VERSION_NEWER:
+ (void) printf(gettext("newer version"));
+ break;
+
+ case VDEV_AUX_UNSUP_FEAT:
+ (void) printf(gettext("unsupported feature(s)"));
+ break;
+
+ case VDEV_AUX_ASHIFT_TOO_BIG:
+ (void) printf(gettext("unsupported minimum blocksize"));
+ break;
+
+ case VDEV_AUX_SPARED:
+ verify(nvlist_lookup_uint64(nv, ZPOOL_CONFIG_GUID,
+ &spare_cb.cb_guid) == 0);
+ if (zpool_iter(g_zfs, find_spare, &spare_cb) == 1) {
+ if (strcmp(zpool_get_name(spare_cb.cb_zhp),
+ zpool_get_name(zhp)) == 0)
+ (void) printf(gettext("currently in "
+ "use"));
+ else
+ (void) printf(gettext("in use by "
+ "pool '%s'"),
+ zpool_get_name(spare_cb.cb_zhp));
+ zpool_close(spare_cb.cb_zhp);
+ } else {
+ (void) printf(gettext("currently in use"));
+ }
+ break;
+
+ case VDEV_AUX_ERR_EXCEEDED:
+ (void) printf(gettext("too many errors"));
+ break;
+
+ case VDEV_AUX_IO_FAILURE:
+ (void) printf(gettext("experienced I/O failures"));
+ break;
+
+ case VDEV_AUX_BAD_LOG:
+ (void) printf(gettext("bad intent log"));
+ break;
+
+ case VDEV_AUX_EXTERNAL:
+ (void) printf(gettext("external device fault"));
+ break;
+
+ case VDEV_AUX_SPLIT_POOL:
+ (void) printf(gettext("split into new pool"));
+ break;
+
+ case VDEV_AUX_ACTIVE:
+ (void) printf(gettext("currently in use"));
+ break;
+
+ case VDEV_AUX_CHILDREN_OFFLINE:
+ (void) printf(gettext("all children offline"));
+ break;
+
+ default:
+ (void) printf(gettext("corrupted data"));
+ break;
+ }
+ } else if (children == 0 && !isspare &&
+ VDEV_STAT_VALID(vs_physical_ashift, vsc) &&
+ vs->vs_configured_ashift < vs->vs_physical_ashift) {
+ (void) printf(
+ gettext(" block size: %dB configured, %dB native"),
+ 1 << vs->vs_configured_ashift, 1 << vs->vs_physical_ashift);
+ }
+
+ (void) nvlist_lookup_uint64_array(nv, ZPOOL_CONFIG_SCAN_STATS,
+ (uint64_t **)&ps, &c);
+
+ if (ps != NULL && ps->pss_state == DSS_SCANNING &&
+ vs->vs_scan_processed != 0 && children == 0) {
+ (void) printf(gettext(" (%s)"),
+ (ps->pss_func == POOL_SCAN_RESILVER) ?
+ "resilvering" : "repairing");
+ }
+
+ if ((vs->vs_initialize_state == VDEV_INITIALIZE_ACTIVE ||
+ vs->vs_initialize_state == VDEV_INITIALIZE_SUSPENDED ||
+ vs->vs_initialize_state == VDEV_INITIALIZE_COMPLETE) &&
+ !vs->vs_scan_removing) {
+ char zbuf[1024];
+ char tbuf[256];
+ struct tm zaction_ts;
+
+ time_t t = vs->vs_initialize_action_time;
+ int initialize_pct = 100;
+ if (vs->vs_initialize_state != VDEV_INITIALIZE_COMPLETE) {
+ initialize_pct = (vs->vs_initialize_bytes_done * 100 /
+ (vs->vs_initialize_bytes_est + 1));
+ }
+
+ (void) localtime_r(&t, &zaction_ts);
+ (void) strftime(tbuf, sizeof (tbuf), "%c", &zaction_ts);
+
+ switch (vs->vs_initialize_state) {
+ case VDEV_INITIALIZE_SUSPENDED:
+ (void) snprintf(zbuf, sizeof (zbuf),
+ ", suspended, started at %s", tbuf);
+ break;
+ case VDEV_INITIALIZE_ACTIVE:
+ (void) snprintf(zbuf, sizeof (zbuf),
+ ", started at %s", tbuf);
+ break;
+ case VDEV_INITIALIZE_COMPLETE:
+ (void) snprintf(zbuf, sizeof (zbuf),
+ ", completed at %s", tbuf);
+ break;
+ }
+
+ (void) printf(gettext(" (%d%% initialized%s)"),
+ initialize_pct, zbuf);
+ }
+
+ (void) printf("\n");
+
+ for (c = 0; c < children; c++) {
+ uint64_t islog = B_FALSE, ishole = B_FALSE;
+
+ /* Don't print logs or holes here */
+ (void) nvlist_lookup_uint64(child[c], ZPOOL_CONFIG_IS_LOG,
+ &islog);
+ (void) nvlist_lookup_uint64(child[c], ZPOOL_CONFIG_IS_HOLE,
+ &ishole);
+ if (islog || ishole)
+ continue;
+ /* Only print normal classes here */
+ if (nvlist_exists(child[c], ZPOOL_CONFIG_ALLOCATION_BIAS))
+ continue;
+
+ vname = zpool_vdev_name(g_zfs, zhp, child[c],
+ cb->cb_name_flags | VDEV_NAME_TYPE_ID);
+ print_status_config(zhp, cb, vname, child[c], depth + 2,
+ isspare);
+ free(vname);
+ }
+}
+
+/*
+ * Print the configuration of an exported pool. Iterate over all vdevs in the
+ * pool, printing out the name and status for each one.
+ */
+static void
+print_import_config(status_cbdata_t *cb, const char *name, nvlist_t *nv,
+ int depth)
+{
+ nvlist_t **child;
+ uint_t c, children;
+ vdev_stat_t *vs;
+ char *type, *vname;
+
+ verify(nvlist_lookup_string(nv, ZPOOL_CONFIG_TYPE, &type) == 0);
+ if (strcmp(type, VDEV_TYPE_MISSING) == 0 ||
+ strcmp(type, VDEV_TYPE_HOLE) == 0)
+ return;
+
+ verify(nvlist_lookup_uint64_array(nv, ZPOOL_CONFIG_VDEV_STATS,
+ (uint64_t **)&vs, &c) == 0);
+
+ (void) printf("\t%*s%-*s", depth, "", cb->cb_namewidth - depth, name);
+ (void) printf(" %s", zpool_state_to_name(vs->vs_state, vs->vs_aux));
+
+ if (vs->vs_aux != 0) {
+ (void) printf(" ");
+
+ switch (vs->vs_aux) {
+ case VDEV_AUX_OPEN_FAILED:
+ (void) printf(gettext("cannot open"));
+ break;
+
+ case VDEV_AUX_BAD_GUID_SUM:
+ (void) printf(gettext("missing device"));
+ break;
+
+ case VDEV_AUX_NO_REPLICAS:
+ (void) printf(gettext("insufficient replicas"));
+ break;
+
+ case VDEV_AUX_VERSION_NEWER:
+ (void) printf(gettext("newer version"));
+ break;
+
+ case VDEV_AUX_UNSUP_FEAT:
+ (void) printf(gettext("unsupported feature(s)"));
+ break;
+
+ case VDEV_AUX_ERR_EXCEEDED:
+ (void) printf(gettext("too many errors"));
+ break;
+
+ case VDEV_AUX_ACTIVE:
+ (void) printf(gettext("currently in use"));
+ break;
+
+ case VDEV_AUX_CHILDREN_OFFLINE:
+ (void) printf(gettext("all children offline"));
+ break;
+
+ default:
+ (void) printf(gettext("corrupted data"));
+ break;
+ }
+ }
+ (void) printf("\n");
+
+ if (nvlist_lookup_nvlist_array(nv, ZPOOL_CONFIG_CHILDREN,
+ &child, &children) != 0)
+ return;
+
+ for (c = 0; c < children; c++) {
+ uint64_t is_log = B_FALSE;
+
+ (void) nvlist_lookup_uint64(child[c], ZPOOL_CONFIG_IS_LOG,
+ &is_log);
+ if (is_log)
+ continue;
+ if (nvlist_exists(child[c], ZPOOL_CONFIG_ALLOCATION_BIAS))
+ continue;
+
+ vname = zpool_vdev_name(g_zfs, NULL, child[c],
+ cb->cb_name_flags | VDEV_NAME_TYPE_ID);
+ print_import_config(cb, vname, child[c], depth + 2);
+ free(vname);
+ }
+
+ if (nvlist_lookup_nvlist_array(nv, ZPOOL_CONFIG_L2CACHE,
+ &child, &children) == 0) {
+ (void) printf(gettext("\tcache\n"));
+ for (c = 0; c < children; c++) {
+ vname = zpool_vdev_name(g_zfs, NULL, child[c],
+ cb->cb_name_flags);
+ (void) printf("\t %s\n", vname);
+ free(vname);
+ }
+ }
+
+ if (nvlist_lookup_nvlist_array(nv, ZPOOL_CONFIG_SPARES,
+ &child, &children) == 0) {
+ (void) printf(gettext("\tspares\n"));
+ for (c = 0; c < children; c++) {
+ vname = zpool_vdev_name(g_zfs, NULL, child[c],
+ cb->cb_name_flags);
+ (void) printf("\t %s\n", vname);
+ free(vname);
+ }
+ }
+}
+
+/*
+ * Print specialized class vdevs.
+ *
+ * These are recorded as top level vdevs in the main pool child array
+ * but with "is_log" set to 1 or an "alloc_bias" string. We use either
+ * print_status_config() or print_import_config() to print the top level
+ * class vdevs then any of their children (eg mirrored slogs) are printed
+ * recursively - which works because only the top level vdev is marked.
+ */
+static void
+print_class_vdevs(zpool_handle_t *zhp, status_cbdata_t *cb, nvlist_t *nv,
+ const char *class)
+{
+ uint_t c, children;
+ nvlist_t **child;
+ boolean_t printed = B_FALSE;
+
+ assert(zhp != NULL || !cb->cb_verbose);
+
+ if (nvlist_lookup_nvlist_array(nv, ZPOOL_CONFIG_CHILDREN, &child,
+ &children) != 0)
+ return;
+
+ for (c = 0; c < children; c++) {
+ uint64_t is_log = B_FALSE;
+ char *bias = NULL;
+ char *type = NULL;
+
+ (void) nvlist_lookup_uint64(child[c], ZPOOL_CONFIG_IS_LOG,
+ &is_log);
+
+ if (is_log) {
+ bias = VDEV_ALLOC_CLASS_LOGS;
+ } else {
+ (void) nvlist_lookup_string(child[c],
+ ZPOOL_CONFIG_ALLOCATION_BIAS, &bias);
+ (void) nvlist_lookup_string(child[c],
+ ZPOOL_CONFIG_TYPE, &type);
+ }
+
+ if (bias == NULL || strcmp(bias, class) != 0)
+ continue;
+ if (!is_log && strcmp(type, VDEV_TYPE_INDIRECT) == 0)
+ continue;
+
+ if (!printed) {
+ (void) printf("\t%s\t\n", gettext(class));
+ printed = B_TRUE;
+ }
+
+ char *name = zpool_vdev_name(g_zfs, zhp, child[c],
+ cb->cb_name_flags | VDEV_NAME_TYPE_ID);
+ if (cb->cb_print_status)
+ print_status_config(zhp, cb, name, child[c], 2,
+ B_FALSE);
+ else
+ print_import_config(cb, name, child[c], 2);
+ free(name);
+ }
+}
+
+/*
+ * Display the status for the given pool.
+ */
+static void
+show_import(nvlist_t *config)
+{
+ uint64_t pool_state;
+ vdev_stat_t *vs;
+ char *name;
+ uint64_t guid;
+ uint64_t hostid = 0;
+ char *msgid;
+ char *hostname = "unknown";
+ nvlist_t *nvroot, *nvinfo;
+ int reason;
+ const char *health;
+ uint_t vsc;
+ char *comment;
+ status_cbdata_t cb = { 0 };
+
+ verify(nvlist_lookup_string(config, ZPOOL_CONFIG_POOL_NAME,
+ &name) == 0);
+ verify(nvlist_lookup_uint64(config, ZPOOL_CONFIG_POOL_GUID,
+ &guid) == 0);
+ verify(nvlist_lookup_uint64(config, ZPOOL_CONFIG_POOL_STATE,
+ &pool_state) == 0);
+ verify(nvlist_lookup_nvlist(config, ZPOOL_CONFIG_VDEV_TREE,
+ &nvroot) == 0);
+
+ verify(nvlist_lookup_uint64_array(nvroot, ZPOOL_CONFIG_VDEV_STATS,
+ (uint64_t **)&vs, &vsc) == 0);
+ health = zpool_state_to_name(vs->vs_state, vs->vs_aux);
+
+ reason = zpool_import_status(config, &msgid);
+
+ (void) printf(gettext(" pool: %s\n"), name);
+ (void) printf(gettext(" id: %llu\n"), (u_longlong_t)guid);
+ (void) printf(gettext(" state: %s"), health);
+ if (pool_state == POOL_STATE_DESTROYED)
+ (void) printf(gettext(" (DESTROYED)"));
+ (void) printf("\n");
+
+ switch (reason) {
+ case ZPOOL_STATUS_MISSING_DEV_R:
+ case ZPOOL_STATUS_MISSING_DEV_NR:
+ case ZPOOL_STATUS_BAD_GUID_SUM:
+ (void) printf(gettext(" status: One or more devices are "
+ "missing from the system.\n"));
+ break;
+
+ case ZPOOL_STATUS_CORRUPT_LABEL_R:
+ case ZPOOL_STATUS_CORRUPT_LABEL_NR:
+ (void) printf(gettext(" status: One or more devices contains "
+ "corrupted data.\n"));
+ break;
+
+ case ZPOOL_STATUS_CORRUPT_DATA:
+ (void) printf(
+ gettext(" status: The pool data is corrupted.\n"));
+ break;
+
+ case ZPOOL_STATUS_OFFLINE_DEV:
+ (void) printf(gettext(" status: One or more devices "
+ "are offlined.\n"));
+ break;
+
+ case ZPOOL_STATUS_CORRUPT_POOL:
+ (void) printf(gettext(" status: The pool metadata is "
+ "corrupted.\n"));
+ break;
+
+ case ZPOOL_STATUS_VERSION_OLDER:
+ (void) printf(gettext(" status: The pool is formatted using a "
+ "legacy on-disk version.\n"));
+ break;
+
+ case ZPOOL_STATUS_VERSION_NEWER:
+ (void) printf(gettext(" status: The pool is formatted using an "
+ "incompatible version.\n"));
+ break;
+
+ case ZPOOL_STATUS_FEAT_DISABLED:
+ (void) printf(gettext(" status: Some supported features are "
+ "not enabled on the pool.\n"));
+ break;
+
+ case ZPOOL_STATUS_UNSUP_FEAT_READ:
+ (void) printf(gettext("status: The pool uses the following "
+ "feature(s) not supported on this system:\n"));
+ zpool_print_unsup_feat(config);
+ break;
+
+ case ZPOOL_STATUS_UNSUP_FEAT_WRITE:
+ (void) printf(gettext("status: The pool can only be accessed "
+ "in read-only mode on this system. It\n\tcannot be "
+ "accessed in read-write mode because it uses the "
+ "following\n\tfeature(s) not supported on this system:\n"));
+ zpool_print_unsup_feat(config);
+ break;
+
+ case ZPOOL_STATUS_HOSTID_ACTIVE:
+ (void) printf(gettext(" status: The pool is currently "
+ "imported by another system.\n"));
+ break;
+
+ case ZPOOL_STATUS_HOSTID_REQUIRED:
+ (void) printf(gettext(" status: The pool has the "
+ "multihost property on. It cannot\n\tbe safely imported "
+ "when the system hostid is not set.\n"));
+ break;
+
+ case ZPOOL_STATUS_HOSTID_MISMATCH:
+ (void) printf(gettext(" status: The pool was last accessed by "
+ "another system.\n"));
+ break;
+
+ case ZPOOL_STATUS_FAULTED_DEV_R:
+ case ZPOOL_STATUS_FAULTED_DEV_NR:
+ (void) printf(gettext(" status: One or more devices are "
+ "faulted.\n"));
+ break;
+
+ case ZPOOL_STATUS_BAD_LOG:
+ (void) printf(gettext(" status: An intent log record cannot be "
+ "read.\n"));
+ break;
+
+ case ZPOOL_STATUS_RESILVERING:
+ (void) printf(gettext(" status: One or more devices were being "
+ "resilvered.\n"));
+ break;
+
+ case ZPOOL_STATUS_NON_NATIVE_ASHIFT:
+ (void) printf(gettext("status: One or more devices were "
+ "configured to use a non-native block size.\n"
+ "\tExpect reduced performance.\n"));
+ break;
+
+ default:
+ /*
+ * No other status can be seen when importing pools.
+ */
+ assert(reason == ZPOOL_STATUS_OK);
+ }
+
+ /*
+ * Print out an action according to the overall state of the pool.
+ */
+ if (vs->vs_state == VDEV_STATE_HEALTHY) {
+ if (reason == ZPOOL_STATUS_VERSION_OLDER ||
+ reason == ZPOOL_STATUS_FEAT_DISABLED) {
+ (void) printf(gettext(" action: The pool can be "
+ "imported using its name or numeric identifier, "
+ "though\n\tsome features will not be available "
+ "without an explicit 'zpool upgrade'.\n"));
+ } else if (reason == ZPOOL_STATUS_HOSTID_MISMATCH) {
+ (void) printf(gettext(" action: The pool can be "
+ "imported using its name or numeric "
+ "identifier and\n\tthe '-f' flag.\n"));
+ } else {
+ (void) printf(gettext(" action: The pool can be "
+ "imported using its name or numeric "
+ "identifier.\n"));
+ }
+ } else if (vs->vs_state == VDEV_STATE_DEGRADED) {
+ (void) printf(gettext(" action: The pool can be imported "
+ "despite missing or damaged devices. The\n\tfault "
+ "tolerance of the pool may be compromised if imported.\n"));
+ } else {
+ switch (reason) {
+ case ZPOOL_STATUS_VERSION_NEWER:
+ (void) printf(gettext(" action: The pool cannot be "
+ "imported. Access the pool on a system running "
+ "newer\n\tsoftware, or recreate the pool from "
+ "backup.\n"));
+ break;
+ case ZPOOL_STATUS_UNSUP_FEAT_READ:
+ (void) printf(gettext("action: The pool cannot be "
+ "imported. Access the pool on a system that "
+ "supports\n\tthe required feature(s), or recreate "
+ "the pool from backup.\n"));
+ break;
+ case ZPOOL_STATUS_UNSUP_FEAT_WRITE:
+ (void) printf(gettext("action: The pool cannot be "
+ "imported in read-write mode. Import the pool "
+ "with\n"
+ "\t\"-o readonly=on\", access the pool on a system "
+ "that supports the\n\trequired feature(s), or "
+ "recreate the pool from backup.\n"));
+ break;
+ case ZPOOL_STATUS_MISSING_DEV_R:
+ case ZPOOL_STATUS_MISSING_DEV_NR:
+ case ZPOOL_STATUS_BAD_GUID_SUM:
+ (void) printf(gettext(" action: The pool cannot be "
+ "imported. Attach the missing\n\tdevices and try "
+ "again.\n"));
+ break;
+ case ZPOOL_STATUS_HOSTID_ACTIVE:
+ VERIFY0(nvlist_lookup_nvlist(config,
+ ZPOOL_CONFIG_LOAD_INFO, &nvinfo));
+
+ if (nvlist_exists(nvinfo, ZPOOL_CONFIG_MMP_HOSTNAME))
+ hostname = fnvlist_lookup_string(nvinfo,
+ ZPOOL_CONFIG_MMP_HOSTNAME);
+
+ if (nvlist_exists(nvinfo, ZPOOL_CONFIG_MMP_HOSTID))
+ hostid = fnvlist_lookup_uint64(nvinfo,
+ ZPOOL_CONFIG_MMP_HOSTID);
+
+ (void) printf(gettext(" action: The pool must be "
+ "exported from %s (hostid=%lx)\n\tbefore it "
+ "can be safely imported.\n"), hostname,
+ (unsigned long) hostid);
+ break;
+ case ZPOOL_STATUS_HOSTID_REQUIRED:
+ (void) printf(gettext(" action: Check the SMF "
+ "svc:/system/hostid service.\n"));
+ break;
+ default:
+ (void) printf(gettext(" action: The pool cannot be "
+ "imported due to damaged devices or data.\n"));
+ }
+ }
+
+ /* Print the comment attached to the pool. */
+ if (nvlist_lookup_string(config, ZPOOL_CONFIG_COMMENT, &comment) == 0)
+ (void) printf(gettext("comment: %s\n"), comment);
+
+ /*
+ * If the state is "closed" or "can't open", and the aux state
+ * is "corrupt data":
+ */
+ if (((vs->vs_state == VDEV_STATE_CLOSED) ||
+ (vs->vs_state == VDEV_STATE_CANT_OPEN)) &&
+ (vs->vs_aux == VDEV_AUX_CORRUPT_DATA)) {
+ if (pool_state == POOL_STATE_DESTROYED)
+ (void) printf(gettext("\tThe pool was destroyed, "
+ "but can be imported using the '-Df' flags.\n"));
+ else if (pool_state != POOL_STATE_EXPORTED)
+ (void) printf(gettext("\tThe pool may be active on "
+ "another system, but can be imported using\n\t"
+ "the '-f' flag.\n"));
+ }
+
+ if (msgid != NULL)
+ (void) printf(gettext(" see: http://illumos.org/msg/%s\n"),
+ msgid);
+
+ (void) printf(gettext(" config:\n\n"));
+
+ cb.cb_namewidth = max_width(NULL, nvroot, 0, 0, 0);
+ if (cb.cb_namewidth < 10)
+ cb.cb_namewidth = 10;
+
+ print_import_config(&cb, name, nvroot, 0);
+
+ print_class_vdevs(NULL, &cb, nvroot, VDEV_ALLOC_BIAS_DEDUP);
+ print_class_vdevs(NULL, &cb, nvroot, VDEV_ALLOC_BIAS_SPECIAL);
+ print_class_vdevs(NULL, &cb, nvroot, VDEV_ALLOC_CLASS_LOGS);
+
+ if (reason == ZPOOL_STATUS_BAD_GUID_SUM) {
+ (void) printf(gettext("\n\tAdditional devices are known to "
+ "be part of this pool, though their\n\texact "
+ "configuration cannot be determined.\n"));
+ }
+}
+
+static boolean_t
+zfs_force_import_required(nvlist_t *config)
+{
+ uint64_t state;
+ uint64_t hostid = 0;
+ nvlist_t *nvinfo;
+
+ state = fnvlist_lookup_uint64(config, ZPOOL_CONFIG_POOL_STATE);
+ (void) nvlist_lookup_uint64(config, ZPOOL_CONFIG_HOSTID, &hostid);
+
+ if (state != POOL_STATE_EXPORTED && hostid != get_system_hostid())
+ return (B_TRUE);
+
+ nvinfo = fnvlist_lookup_nvlist(config, ZPOOL_CONFIG_LOAD_INFO);
+ if (nvlist_exists(nvinfo, ZPOOL_CONFIG_MMP_STATE)) {
+ mmp_state_t mmp_state = fnvlist_lookup_uint64(nvinfo,
+ ZPOOL_CONFIG_MMP_STATE);
+
+ if (mmp_state != MMP_STATE_INACTIVE)
+ return (B_TRUE);
+ }
+
+ return (B_FALSE);
+}
+
+/*
+ * Perform the import for the given configuration. This passes the heavy
+ * lifting off to zpool_import_props(), and then mounts the datasets contained
+ * within the pool.
+ */
+static int
+do_import(nvlist_t *config, const char *newname, const char *mntopts,
+ nvlist_t *props, int flags)
+{
+ zpool_handle_t *zhp;
+ char *name;
+ uint64_t version;
+
+ name = fnvlist_lookup_string(config, ZPOOL_CONFIG_POOL_NAME);
+ version = fnvlist_lookup_uint64(config, ZPOOL_CONFIG_VERSION);
+
+ if (!SPA_VERSION_IS_SUPPORTED(version)) {
+ (void) fprintf(stderr, gettext("cannot import '%s': pool "
+ "is formatted using an unsupported ZFS version\n"), name);
+ return (1);
+ } else if (zfs_force_import_required(config) &&
+ !(flags & ZFS_IMPORT_ANY_HOST)) {
+ mmp_state_t mmp_state = MMP_STATE_INACTIVE;
+ nvlist_t *nvinfo;
+
+ nvinfo = fnvlist_lookup_nvlist(config, ZPOOL_CONFIG_LOAD_INFO);
+ if (nvlist_exists(nvinfo, ZPOOL_CONFIG_MMP_STATE))
+ mmp_state = fnvlist_lookup_uint64(nvinfo,
+ ZPOOL_CONFIG_MMP_STATE);
+
+ if (mmp_state == MMP_STATE_ACTIVE) {
+ char *hostname = "<unknown>";
+ uint64_t hostid = 0;
+
+ if (nvlist_exists(nvinfo, ZPOOL_CONFIG_MMP_HOSTNAME))
+ hostname = fnvlist_lookup_string(nvinfo,
+ ZPOOL_CONFIG_MMP_HOSTNAME);
+
+ if (nvlist_exists(nvinfo, ZPOOL_CONFIG_MMP_HOSTID))
+ hostid = fnvlist_lookup_uint64(nvinfo,
+ ZPOOL_CONFIG_MMP_HOSTID);
+
+ (void) fprintf(stderr, gettext("cannot import '%s': "
+ "pool is imported on %s (hostid: "
+ "0x%lx)\nExport the pool on the other system, "
+ "then run 'zpool import'.\n"),
+ name, hostname, (unsigned long) hostid);
+ } else if (mmp_state == MMP_STATE_NO_HOSTID) {
+ (void) fprintf(stderr, gettext("Cannot import '%s': "
+ "pool has the multihost property on and the\n"
+ "system's hostid is not set.\n"), name);
+ } else {
+ char *hostname = "<unknown>";
+ uint64_t timestamp = 0;
+ uint64_t hostid = 0;
+
+ if (nvlist_exists(config, ZPOOL_CONFIG_HOSTNAME))
+ hostname = fnvlist_lookup_string(config,
+ ZPOOL_CONFIG_HOSTNAME);
+
+ if (nvlist_exists(config, ZPOOL_CONFIG_TIMESTAMP))
+ timestamp = fnvlist_lookup_uint64(config,
+ ZPOOL_CONFIG_TIMESTAMP);
+
+ if (nvlist_exists(config, ZPOOL_CONFIG_HOSTID))
+ hostid = fnvlist_lookup_uint64(config,
+ ZPOOL_CONFIG_HOSTID);
+
+ (void) fprintf(stderr, gettext("cannot import '%s': "
+ "pool was previously in use from another system.\n"
+ "Last accessed by %s (hostid=%lx) at %s"
+ "The pool can be imported, use 'zpool import -f' "
+ "to import the pool.\n"), name, hostname,
+ (unsigned long)hostid, ctime((time_t *)&timestamp));
+
+ }
+
+ return (1);
+ }
+
+ if (zpool_import_props(g_zfs, config, newname, props, flags) != 0)
+ return (1);
+
+ if (newname != NULL)
+ name = (char *)newname;
+
+ if ((zhp = zpool_open_canfail(g_zfs, name)) == NULL)
+ return (1);
+
+ if (zpool_get_state(zhp) != POOL_STATE_UNAVAIL &&
+ !(flags & ZFS_IMPORT_ONLY) &&
+ zpool_enable_datasets(zhp, mntopts, 0) != 0) {
+ zpool_close(zhp);
+ return (1);
+ }
+
+ zpool_close(zhp);
+ return (0);
+}
+
+/*
+ * zpool checkpoint <pool>
+ * checkpoint --discard <pool>
+ *
+ * -d Discard the checkpoint from a checkpointed
+ * --discard pool.
+ *
+ * Checkpoints the specified pool, by taking a "snapshot" of its
+ * current state. A pool can only have one checkpoint at a time.
+ */
+int
+zpool_do_checkpoint(int argc, char **argv)
+{
+ boolean_t discard;
+ char *pool;
+ zpool_handle_t *zhp;
+ int c, err;
+
+ struct option long_options[] = {
+ {"discard", no_argument, NULL, 'd'},
+ {0, 0, 0, 0}
+ };
+
+ discard = B_FALSE;
+ while ((c = getopt_long(argc, argv, ":d", long_options, NULL)) != -1) {
+ switch (c) {
+ case 'd':
+ discard = B_TRUE;
+ break;
+ case '?':
+ (void) fprintf(stderr, gettext("invalid option '%c'\n"),
+ optopt);
+ usage(B_FALSE);
+ }
+ }
+
+ argc -= optind;
+ argv += optind;
+
+ if (argc < 1) {
+ (void) fprintf(stderr, gettext("missing pool argument\n"));
+ usage(B_FALSE);
+ }
+
+ if (argc > 1) {
+ (void) fprintf(stderr, gettext("too many arguments\n"));
+ usage(B_FALSE);
+ }
+
+ pool = argv[0];
+
+ if ((zhp = zpool_open(g_zfs, pool)) == NULL) {
+ /* As a special case, check for use of '/' in the name */
+ if (strchr(pool, '/') != NULL)
+ (void) fprintf(stderr, gettext("'zpool checkpoint' "
+ "doesn't work on datasets. To save the state "
+ "of a dataset from a specific point in time "
+ "please use 'zfs snapshot'\n"));
+ return (1);
+ }
+
+ if (discard)
+ err = (zpool_discard_checkpoint(zhp) != 0);
+ else
+ err = (zpool_checkpoint(zhp) != 0);
+
+ zpool_close(zhp);
+
+ return (err);
+}
+
+#define CHECKPOINT_OPT 1024
+
+/*
+ * zpool import [-d dir] [-D]
+ * import [-o mntopts] [-o prop=value] ... [-R root] [-D]
+ * [-d dir | -c cachefile] [-f] -a
+ * import [-o mntopts] [-o prop=value] ... [-R root] [-D]
+ * [-d dir | -c cachefile] [-f] [-n] [-F] [-t]
+ * <pool | id> [newpool]
+ *
+ * -c Read pool information from a cachefile instead of searching
+ * devices.
+ *
+ * -d Scan in a specific directory, other than /dev/dsk. More than
+ * one directory can be specified using multiple '-d' options.
+ *
+ * -D Scan for previously destroyed pools or import all or only
+ * specified destroyed pools.
+ *
+ * -R Temporarily import the pool, with all mountpoints relative to
+ * the given root. The pool will remain exported when the machine
+ * is rebooted.
+ *
+ * -V Import even in the presence of faulted vdevs. This is an
+ * intentionally undocumented option for testing purposes, and
+ * treats the pool configuration as complete, leaving any bad
+ * vdevs in the FAULTED state. In other words, it does verbatim
+ * import.
+ *
+ * -f Force import, even if it appears that the pool is active.
+ *
+ * -F Attempt rewind if necessary.
+ *
+ * -n See if rewind would work, but don't actually rewind.
+ *
+ * -N Import the pool but don't mount datasets.
+ *
+ * -t Use newpool as a temporary pool name instead of renaming
+ * the pool.
+ *
+ * -T Specify a starting txg to use for import. This option is
+ * intentionally undocumented option for testing purposes.
+ *
+ * -a Import all pools found.
+ *
+ * -o Set property=value and/or temporary mount options (without '=').
+ *
+ * --rewind-to-checkpoint
+ * Import the pool and revert back to the checkpoint.
+ *
+ * The import command scans for pools to import, and import pools based on pool
+ * name and GUID. The pool can also be renamed as part of the import process.
+ */
+int
+zpool_do_import(int argc, char **argv)
+{
+ char **searchdirs = NULL;
+ int nsearch = 0;
+ int c;
+ int err = 0;
+ nvlist_t *pools = NULL;
+ boolean_t do_all = B_FALSE;
+ boolean_t do_destroyed = B_FALSE;
+ char *mntopts = NULL;
+ nvpair_t *elem;
+ nvlist_t *config;
+ uint64_t searchguid = 0;
+ char *searchname = NULL;
+ char *propval;
+ nvlist_t *found_config;
+ nvlist_t *policy = NULL;
+ nvlist_t *props = NULL;
+ boolean_t first;
+ int flags = ZFS_IMPORT_NORMAL;
+ uint32_t rewind_policy = ZPOOL_NO_REWIND;
+ boolean_t dryrun = B_FALSE;
+ boolean_t do_rewind = B_FALSE;
+ boolean_t xtreme_rewind = B_FALSE;
+ uint64_t pool_state, txg = -1ULL;
+ char *cachefile = NULL;
+ importargs_t idata = { 0 };
+ char *endptr;
+
+
+ struct option long_options[] = {
+ {"rewind-to-checkpoint", no_argument, NULL, CHECKPOINT_OPT},
+ {0, 0, 0, 0}
+ };
+
+ /* check options */
+ while ((c = getopt_long(argc, argv, ":aCc:d:DEfFmnNo:rR:tT:VX",
+ long_options, NULL)) != -1) {
+ switch (c) {
+ case 'a':
+ do_all = B_TRUE;
+ break;
+ case 'c':
+ cachefile = optarg;
+ break;
+ case 'd':
+ if (searchdirs == NULL) {
+ searchdirs = safe_malloc(sizeof (char *));
+ } else {
+ char **tmp = safe_malloc((nsearch + 1) *
+ sizeof (char *));
+ bcopy(searchdirs, tmp, nsearch *
+ sizeof (char *));
+ free(searchdirs);
+ searchdirs = tmp;
+ }
+ searchdirs[nsearch++] = optarg;
+ break;
+ case 'D':
+ do_destroyed = B_TRUE;
+ break;
+ case 'f':
+ flags |= ZFS_IMPORT_ANY_HOST;
+ break;
+ case 'F':
+ do_rewind = B_TRUE;
+ break;
+ case 'm':
+ flags |= ZFS_IMPORT_MISSING_LOG;
+ break;
+ case 'n':
+ dryrun = B_TRUE;
+ break;
+ case 'N':
+ flags |= ZFS_IMPORT_ONLY;
+ break;
+ case 'o':
+ if ((propval = strchr(optarg, '=')) != NULL) {
+ *propval = '\0';
+ propval++;
+ if (add_prop_list(optarg, propval,
+ &props, B_TRUE))
+ goto error;
+ } else {
+ mntopts = optarg;
+ }
+ break;
+ case 'R':
+ if (add_prop_list(zpool_prop_to_name(
+ ZPOOL_PROP_ALTROOT), optarg, &props, B_TRUE))
+ goto error;
+ if (add_prop_list_default(zpool_prop_to_name(
+ ZPOOL_PROP_CACHEFILE), "none", &props, B_TRUE))
+ goto error;
+ break;
+ case 't':
+ flags |= ZFS_IMPORT_TEMP_NAME;
+ if (add_prop_list_default(zpool_prop_to_name(
+ ZPOOL_PROP_CACHEFILE), "none", &props, B_TRUE))
+ goto error;
+ break;
+ case 'T':
+ errno = 0;
+ txg = strtoull(optarg, &endptr, 0);
+ if (errno != 0 || *endptr != '\0') {
+ (void) fprintf(stderr,
+ gettext("invalid txg value\n"));
+ usage(B_FALSE);
+ }
+ rewind_policy = ZPOOL_DO_REWIND | ZPOOL_EXTREME_REWIND;
+ break;
+ case 'V':
+ flags |= ZFS_IMPORT_VERBATIM;
+ break;
+ case 'X':
+ xtreme_rewind = B_TRUE;
+ break;
+ case CHECKPOINT_OPT:
+ flags |= ZFS_IMPORT_CHECKPOINT;
+ break;
+ case ':':
+ (void) fprintf(stderr, gettext("missing argument for "
+ "'%c' option\n"), optopt);
+ usage(B_FALSE);
+ break;
+ case '?':
+ (void) fprintf(stderr, gettext("invalid option '%c'\n"),
+ optopt);
+ usage(B_FALSE);
+ }
+ }
+
+ argc -= optind;
+ argv += optind;
+
+ if (cachefile && nsearch != 0) {
+ (void) fprintf(stderr, gettext("-c is incompatible with -d\n"));
+ usage(B_FALSE);
+ }
+
+ if ((dryrun || xtreme_rewind) && !do_rewind) {
+ (void) fprintf(stderr,
+ gettext("-n or -X only meaningful with -F\n"));
+ usage(B_FALSE);
+ }
+ if (dryrun)
+ rewind_policy = ZPOOL_TRY_REWIND;
+ else if (do_rewind)
+ rewind_policy = ZPOOL_DO_REWIND;
+ if (xtreme_rewind)
+ rewind_policy |= ZPOOL_EXTREME_REWIND;
+
+ /* In the future, we can capture further policy and include it here */
+ if (nvlist_alloc(&policy, NV_UNIQUE_NAME, 0) != 0 ||
+ nvlist_add_uint64(policy, ZPOOL_LOAD_REQUEST_TXG, txg) != 0 ||
+ nvlist_add_uint32(policy, ZPOOL_LOAD_REWIND_POLICY,
+ rewind_policy) != 0)
+ goto error;
+
+ if (searchdirs == NULL) {
+ searchdirs = safe_malloc(sizeof (char *));
+ searchdirs[0] = "/dev";
+ nsearch = 1;
+ }
+
+ /* check argument count */
+ if (do_all) {
+ if (argc != 0) {
+ (void) fprintf(stderr, gettext("too many arguments\n"));
+ usage(B_FALSE);
+ }
+ } else {
+ if (argc > 2) {
+ (void) fprintf(stderr, gettext("too many arguments\n"));
+ usage(B_FALSE);
+ }
+
+ /*
+ * Check for the SYS_CONFIG privilege. We do this explicitly
+ * here because otherwise any attempt to discover pools will
+ * silently fail.
+ */
+ if (argc == 0 && !priv_ineffect(PRIV_SYS_CONFIG)) {
+ (void) fprintf(stderr, gettext("cannot "
+ "discover pools: permission denied\n"));
+ free(searchdirs);
+ nvlist_free(policy);
+ return (1);
+ }
+ }
+
+ /*
+ * Depending on the arguments given, we do one of the following:
+ *
+ * <none> Iterate through all pools and display information about
+ * each one.
+ *
+ * -a Iterate through all pools and try to import each one.
+ *
+ * <id> Find the pool that corresponds to the given GUID/pool
+ * name and import that one.
+ *
+ * -D Above options applies only to destroyed pools.
+ */
+ if (argc != 0) {
+ char *endptr;
+
+ errno = 0;
+ searchguid = strtoull(argv[0], &endptr, 10);
+ if (errno != 0 || *endptr != '\0') {
+ searchname = argv[0];
+ searchguid = 0;
+ }
+ found_config = NULL;
+
+ /*
+ * User specified a name or guid. Ensure it's unique.
+ */
+ idata.unique = B_TRUE;
+ }
+
+
+ idata.path = searchdirs;
+ idata.paths = nsearch;
+ idata.poolname = searchname;
+ idata.guid = searchguid;
+ idata.cachefile = cachefile;
+ idata.policy = policy;
+
+ pools = zpool_search_import(g_zfs, &idata);
+
+ if (pools != NULL && idata.exists &&
+ (argc == 1 || strcmp(argv[0], argv[1]) == 0)) {
+ (void) fprintf(stderr, gettext("cannot import '%s': "
+ "a pool with that name already exists\n"),
+ argv[0]);
+ (void) fprintf(stderr, gettext("use the form 'zpool import "
+ "[-t] <pool | id> <newpool>' to give it a new temporary "
+ "or permanent name\n"));
+ err = 1;
+ } else if (pools == NULL && idata.exists) {
+ (void) fprintf(stderr, gettext("cannot import '%s': "
+ "a pool with that name is already created/imported,\n"),
+ argv[0]);
+ (void) fprintf(stderr, gettext("and no additional pools "
+ "with that name were found\n"));
+ err = 1;
+ } else if (pools == NULL) {
+ if (argc != 0) {
+ (void) fprintf(stderr, gettext("cannot import '%s': "
+ "no such pool available\n"), argv[0]);
+ }
+ err = 1;
+ }
+
+ if (err == 1) {
+ free(searchdirs);
+ nvlist_free(policy);
+ return (1);
+ }
+
+ /*
+ * At this point we have a list of import candidate configs. Even if
+ * we were searching by pool name or guid, we still need to
+ * post-process the list to deal with pool state and possible
+ * duplicate names.
+ */
+ err = 0;
+ elem = NULL;
+ first = B_TRUE;
+ while ((elem = nvlist_next_nvpair(pools, elem)) != NULL) {
+
+ verify(nvpair_value_nvlist(elem, &config) == 0);
+
+ verify(nvlist_lookup_uint64(config, ZPOOL_CONFIG_POOL_STATE,
+ &pool_state) == 0);
+ if (!do_destroyed && pool_state == POOL_STATE_DESTROYED)
+ continue;
+ if (do_destroyed && pool_state != POOL_STATE_DESTROYED)
+ continue;
+
+ verify(nvlist_add_nvlist(config, ZPOOL_LOAD_POLICY,
+ policy) == 0);
+
+ if (argc == 0) {
+ if (first)
+ first = B_FALSE;
+ else if (!do_all)
+ (void) printf("\n");
+
+ if (do_all) {
+ err |= do_import(config, NULL, mntopts,
+ props, flags);
+ } else {
+ show_import(config);
+ }
+ } else if (searchname != NULL) {
+ char *name;
+
+ /*
+ * We are searching for a pool based on name.
+ */
+ verify(nvlist_lookup_string(config,
+ ZPOOL_CONFIG_POOL_NAME, &name) == 0);
+
+ if (strcmp(name, searchname) == 0) {
+ if (found_config != NULL) {
+ (void) fprintf(stderr, gettext(
+ "cannot import '%s': more than "
+ "one matching pool\n"), searchname);
+ (void) fprintf(stderr, gettext(
+ "import by numeric ID instead\n"));
+ err = B_TRUE;
+ }
+ found_config = config;
+ }
+ } else {
+ uint64_t guid;
+
+ /*
+ * Search for a pool by guid.
+ */
+ verify(nvlist_lookup_uint64(config,
+ ZPOOL_CONFIG_POOL_GUID, &guid) == 0);
+
+ if (guid == searchguid)
+ found_config = config;
+ }
+ }
+
+ /*
+ * If we were searching for a specific pool, verify that we found a
+ * pool, and then do the import.
+ */
+ if (argc != 0 && err == 0) {
+ if (found_config == NULL) {
+ (void) fprintf(stderr, gettext("cannot import '%s': "
+ "no such pool available\n"), argv[0]);
+ err = B_TRUE;
+ } else {
+ err |= do_import(found_config, argc == 1 ? NULL :
+ argv[1], mntopts, props, flags);
+ }
+ }
+
+ /*
+ * If we were just looking for pools, report an error if none were
+ * found.
+ */
+ if (argc == 0 && first)
+ (void) fprintf(stderr,
+ gettext("no pools available to import\n"));
+
+error:
+ nvlist_free(props);
+ nvlist_free(pools);
+ nvlist_free(policy);
+ free(searchdirs);
+
+ return (err ? 1 : 0);
+}
+
+/*
+ * zpool sync [-f] [pool] ...
+ *
+ * -f (undocumented) force uberblock (and config including zpool cache file)
+ * update.
+ *
+ * Sync the specified pool(s).
+ * Without arguments "zpool sync" will sync all pools.
+ * This command initiates TXG sync(s) and will return after the TXG(s) commit.
+ *
+ */
+static int
+zpool_do_sync(int argc, char **argv)
+{
+ int ret;
+ boolean_t force = B_FALSE;
+
+ /* check options */
+ while ((ret = getopt(argc, argv, "f")) != -1) {
+ switch (ret) {
+ case 'f':
+ force = B_TRUE;
+ break;
+ case '?':
+ (void) fprintf(stderr, gettext("invalid option '%c'\n"),
+ optopt);
+ usage(B_FALSE);
+ }
+ }
+
+ argc -= optind;
+ argv += optind;
+
+ /* if argc == 0 we will execute zpool_sync_one on all pools */
+ ret = for_each_pool(argc, argv, B_FALSE, NULL, zpool_sync_one, &force);
+
+ return (ret);
+}
+
+typedef struct iostat_cbdata {
+ boolean_t cb_verbose;
+ int cb_name_flags;
+ int cb_namewidth;
+ int cb_iteration;
+ boolean_t cb_scripted;
+ zpool_list_t *cb_list;
+} iostat_cbdata_t;
+
+static void
+print_iostat_separator(iostat_cbdata_t *cb)
+{
+ int i = 0;
+
+ for (i = 0; i < cb->cb_namewidth; i++)
+ (void) printf("-");
+ (void) printf(" ----- ----- ----- ----- ----- -----\n");
+}
+
+static void
+print_iostat_header(iostat_cbdata_t *cb)
+{
+ (void) printf("%*s capacity operations bandwidth\n",
+ cb->cb_namewidth, "");
+ (void) printf("%-*s alloc free read write read write\n",
+ cb->cb_namewidth, "pool");
+ print_iostat_separator(cb);
+}
+
+/*
+ * Display a single statistic.
+ */
+static void
+print_one_stat(uint64_t value)
+{
+ char buf[64];
+
+ zfs_nicenum(value, buf, sizeof (buf));
+ (void) printf(" %5s", buf);
+}
+
+static const char *class_name[] = {
+ VDEV_ALLOC_BIAS_DEDUP,
+ VDEV_ALLOC_BIAS_SPECIAL,
+ VDEV_ALLOC_CLASS_LOGS
+};
+
+/*
+ * Print out all the statistics for the given vdev. This can either be the
+ * toplevel configuration, or called recursively. If 'name' is NULL, then this
+ * is a verbose output, and we don't want to display the toplevel pool stats.
+ *
+ * Returns the number of stat lines printed.
+ */
+static unsigned int
+print_vdev_stats(zpool_handle_t *zhp, const char *name, nvlist_t *oldnv,
+ nvlist_t *newnv, iostat_cbdata_t *cb, int depth)
+{
+ nvlist_t **oldchild, **newchild;
+ uint_t c, children;
+ vdev_stat_t *oldvs, *newvs;
+ vdev_stat_t zerovs = { 0 };
+ char *vname;
+ int ret = 0;
+ uint64_t tdelta;
+ double scale;
+
+ if (strcmp(name, VDEV_TYPE_INDIRECT) == 0)
+ return (ret);
+
+ if (oldnv != NULL) {
+ verify(nvlist_lookup_uint64_array(oldnv,
+ ZPOOL_CONFIG_VDEV_STATS, (uint64_t **)&oldvs, &c) == 0);
+ } else {
+ oldvs = &zerovs;
+ }
+
+ verify(nvlist_lookup_uint64_array(newnv, ZPOOL_CONFIG_VDEV_STATS,
+ (uint64_t **)&newvs, &c) == 0);
+
+ if (strlen(name) + depth > cb->cb_namewidth)
+ (void) printf("%*s%s", depth, "", name);
+ else
+ (void) printf("%*s%s%*s", depth, "", name,
+ (int)(cb->cb_namewidth - strlen(name) - depth), "");
+
+ tdelta = newvs->vs_timestamp - oldvs->vs_timestamp;
+
+ if (tdelta == 0)
+ scale = 1.0;
+ else
+ scale = (double)NANOSEC / tdelta;
+
+ /* only toplevel vdevs have capacity stats */
+ if (newvs->vs_space == 0) {
+ (void) printf(" - -");
+ } else {
+ print_one_stat(newvs->vs_alloc);
+ print_one_stat(newvs->vs_space - newvs->vs_alloc);
+ }
+
+ print_one_stat((uint64_t)(scale * (newvs->vs_ops[ZIO_TYPE_READ] -
+ oldvs->vs_ops[ZIO_TYPE_READ])));
+
+ print_one_stat((uint64_t)(scale * (newvs->vs_ops[ZIO_TYPE_WRITE] -
+ oldvs->vs_ops[ZIO_TYPE_WRITE])));
+
+ print_one_stat((uint64_t)(scale * (newvs->vs_bytes[ZIO_TYPE_READ] -
+ oldvs->vs_bytes[ZIO_TYPE_READ])));
+
+ print_one_stat((uint64_t)(scale * (newvs->vs_bytes[ZIO_TYPE_WRITE] -
+ oldvs->vs_bytes[ZIO_TYPE_WRITE])));
+
+ (void) printf("\n");
+
+ if (!cb->cb_verbose)
+ return (ret);
+
+ if (nvlist_lookup_nvlist_array(newnv, ZPOOL_CONFIG_CHILDREN,
+ &newchild, &children) != 0)
+ return (ret);
+
+ if (oldnv && nvlist_lookup_nvlist_array(oldnv, ZPOOL_CONFIG_CHILDREN,
+ &oldchild, &c) != 0)
+ return (ret);
+
+ /*
+ * print normal top-level devices
+ */
+ for (c = 0; c < children; c++) {
+ uint64_t ishole = B_FALSE, islog = B_FALSE;
+
+ (void) nvlist_lookup_uint64(newchild[c], ZPOOL_CONFIG_IS_HOLE,
+ &ishole);
+
+ (void) nvlist_lookup_uint64(newchild[c], ZPOOL_CONFIG_IS_LOG,
+ &islog);
+
+ if (ishole || islog)
+ continue;
+
+ if (nvlist_exists(newchild[c], ZPOOL_CONFIG_ALLOCATION_BIAS))
+ continue;
+
+ vname = zpool_vdev_name(g_zfs, zhp, newchild[c],
+ cb->cb_name_flags);
+ print_vdev_stats(zhp, vname, oldnv ? oldchild[c] : NULL,
+ newchild[c], cb, depth + 2);
+ free(vname);
+ }
+
+ /*
+ * print all other top-level devices
+ */
+ for (uint_t n = 0; n < 3; n++) {
+ for (c = 0; c < children; c++) {
+ uint64_t islog = B_FALSE;
+ char *bias = NULL;
+ char *type = NULL;
+
+ (void) nvlist_lookup_uint64(newchild[c],
+ ZPOOL_CONFIG_IS_LOG, &islog);
+ if (islog) {
+ bias = VDEV_ALLOC_CLASS_LOGS;
+ } else {
+ (void) nvlist_lookup_string(newchild[c],
+ ZPOOL_CONFIG_ALLOCATION_BIAS, &bias);
+ (void) nvlist_lookup_string(newchild[c],
+ ZPOOL_CONFIG_TYPE, &type);
+ }
+ if (bias == NULL || strcmp(bias, class_name[n]) != 0)
+ continue;
+ if (!islog && strcmp(type, VDEV_TYPE_INDIRECT) == 0)
+ continue;
+
+ vname = zpool_vdev_name(g_zfs, zhp, newchild[c],
+ cb->cb_name_flags);
+ ret += print_vdev_stats(zhp, vname, oldnv ?
+ oldchild[c] : NULL, newchild[c], cb, depth + 2);
+ free(vname);
+ }
+
+ }
+
+ /*
+ * Include level 2 ARC devices in iostat output
+ */
+ if (nvlist_lookup_nvlist_array(newnv, ZPOOL_CONFIG_L2CACHE,
+ &newchild, &children) != 0)
+ return (ret);
+
+ if (oldnv && nvlist_lookup_nvlist_array(oldnv, ZPOOL_CONFIG_L2CACHE,
+ &oldchild, &c) != 0)
+ return (ret);
+
+ if (children > 0) {
+ (void) printf("%-*s - - - - - "
+ "-\n", cb->cb_namewidth, "cache");
+ for (c = 0; c < children; c++) {
+ vname = zpool_vdev_name(g_zfs, zhp, newchild[c],
+ cb->cb_name_flags);
+ print_vdev_stats(zhp, vname, oldnv ? oldchild[c] : NULL,
+ newchild[c], cb, depth + 2);
+ free(vname);
+ }
+ }
+
+ return (ret);
+}
+
+static int
+refresh_iostat(zpool_handle_t *zhp, void *data)
+{
+ iostat_cbdata_t *cb = data;
+ boolean_t missing;
+
+ /*
+ * If the pool has disappeared, remove it from the list and continue.
+ */
+ if (zpool_refresh_stats(zhp, &missing) != 0)
+ return (-1);
+
+ if (missing)
+ pool_list_remove(cb->cb_list, zhp);
+
+ return (0);
+}
+
+/*
+ * Callback to print out the iostats for the given pool.
+ */
+int
+print_iostat(zpool_handle_t *zhp, void *data)
+{
+ iostat_cbdata_t *cb = data;
+ nvlist_t *oldconfig, *newconfig;
+ nvlist_t *oldnvroot, *newnvroot;
+
+ newconfig = zpool_get_config(zhp, &oldconfig);
+
+ if (cb->cb_iteration == 1)
+ oldconfig = NULL;
+
+ verify(nvlist_lookup_nvlist(newconfig, ZPOOL_CONFIG_VDEV_TREE,
+ &newnvroot) == 0);
+
+ if (oldconfig == NULL)
+ oldnvroot = NULL;
+ else
+ verify(nvlist_lookup_nvlist(oldconfig, ZPOOL_CONFIG_VDEV_TREE,
+ &oldnvroot) == 0);
+
+ /*
+ * Print out the statistics for the pool.
+ */
+ print_vdev_stats(zhp, zpool_get_name(zhp), oldnvroot, newnvroot, cb, 0);
+
+ if (cb->cb_verbose)
+ print_iostat_separator(cb);
+
+ return (0);
+}
+
+int
+get_namewidth(zpool_handle_t *zhp, void *data)
+{
+ iostat_cbdata_t *cb = data;
+ nvlist_t *config, *nvroot;
+
+ if ((config = zpool_get_config(zhp, NULL)) != NULL) {
+ verify(nvlist_lookup_nvlist(config, ZPOOL_CONFIG_VDEV_TREE,
+ &nvroot) == 0);
+ if (!cb->cb_verbose)
+ cb->cb_namewidth = strlen(zpool_get_name(zhp));
+ else
+ cb->cb_namewidth = max_width(zhp, nvroot, 0,
+ cb->cb_namewidth, cb->cb_name_flags);
+ }
+
+ /*
+ * The width must fall into the range [10,38]. The upper limit is the
+ * maximum we can have and still fit in 80 columns.
+ */
+ if (cb->cb_namewidth < 10)
+ cb->cb_namewidth = 10;
+ if (cb->cb_namewidth > 38)
+ cb->cb_namewidth = 38;
+
+ return (0);
+}
+
+/*
+ * Parse the input string, get the 'interval' and 'count' value if there is one.
+ */
+static void
+get_interval_count(int *argcp, char **argv, unsigned long *iv,
+ unsigned long *cnt)
+{
+ unsigned long interval = 0, count = 0;
+ int argc = *argcp, errno;
+
+ /*
+ * Determine if the last argument is an integer or a pool name
+ */
+ if (argc > 0 && isdigit(argv[argc - 1][0])) {
+ char *end;
+
+ errno = 0;
+ interval = strtoul(argv[argc - 1], &end, 10);
+
+ if (*end == '\0' && errno == 0) {
+ if (interval == 0) {
+ (void) fprintf(stderr, gettext("interval "
+ "cannot be zero\n"));
+ usage(B_FALSE);
+ }
+ /*
+ * Ignore the last parameter
+ */
+ argc--;
+ } else {
+ /*
+ * If this is not a valid number, just plow on. The
+ * user will get a more informative error message later
+ * on.
+ */
+ interval = 0;
+ }
+ }
+
+ /*
+ * If the last argument is also an integer, then we have both a count
+ * and an interval.
+ */
+ if (argc > 0 && isdigit(argv[argc - 1][0])) {
+ char *end;
+
+ errno = 0;
+ count = interval;
+ interval = strtoul(argv[argc - 1], &end, 10);
+
+ if (*end == '\0' && errno == 0) {
+ if (interval == 0) {
+ (void) fprintf(stderr, gettext("interval "
+ "cannot be zero\n"));
+ usage(B_FALSE);
+ }
+
+ /*
+ * Ignore the last parameter
+ */
+ argc--;
+ } else {
+ interval = 0;
+ }
+ }
+
+ *iv = interval;
+ *cnt = count;
+ *argcp = argc;
+}
+
+static void
+get_timestamp_arg(char c)
+{
+ if (c == 'u')
+ timestamp_fmt = UDATE;
+ else if (c == 'd')
+ timestamp_fmt = DDATE;
+ else
+ usage(B_FALSE);
+}
+
+/*
+ * zpool iostat [-gLPv] [-T d|u] [pool] ... [interval [count]]
+ *
+ * -g Display guid for individual vdev name.
+ * -L Follow links when resolving vdev path name.
+ * -P Display full path for vdev name.
+ * -v Display statistics for individual vdevs
+ * -T Display a timestamp in date(1) or Unix format
+ *
+ * This command can be tricky because we want to be able to deal with pool
+ * creation/destruction as well as vdev configuration changes. The bulk of this
+ * processing is handled by the pool_list_* routines in zpool_iter.c. We rely
+ * on pool_list_update() to detect the addition of new pools. Configuration
+ * changes are all handled within libzfs.
+ */
+int
+zpool_do_iostat(int argc, char **argv)
+{
+ int c;
+ int ret;
+ int npools;
+ unsigned long interval = 0, count = 0;
+ zpool_list_t *list;
+ boolean_t verbose = B_FALSE;
+ boolean_t guid = B_FALSE;
+ boolean_t follow_links = B_FALSE;
+ boolean_t full_name = B_FALSE;
+ iostat_cbdata_t cb = { 0 };
+
+ /* check options */
+ while ((c = getopt(argc, argv, "gLPT:v")) != -1) {
+ switch (c) {
+ case 'g':
+ guid = B_TRUE;
+ break;
+ case 'L':
+ follow_links = B_TRUE;
+ break;
+ case 'P':
+ full_name = B_TRUE;
+ break;
+ case 'T':
+ get_timestamp_arg(*optarg);
+ break;
+ case 'v':
+ verbose = B_TRUE;
+ break;
+ case '?':
+ (void) fprintf(stderr, gettext("invalid option '%c'\n"),
+ optopt);
+ usage(B_FALSE);
+ }
+ }
+
+ argc -= optind;
+ argv += optind;
+
+ get_interval_count(&argc, argv, &interval, &count);
+
+ /*
+ * Construct the list of all interesting pools.
+ */
+ ret = 0;
+ if ((list = pool_list_get(argc, argv, NULL, &ret)) == NULL)
+ return (1);
+
+ if (pool_list_count(list) == 0 && argc != 0) {
+ pool_list_free(list);
+ return (1);
+ }
+
+ if (pool_list_count(list) == 0 && interval == 0) {
+ pool_list_free(list);
+ (void) fprintf(stderr, gettext("no pools available\n"));
+ return (1);
+ }
+
+ /*
+ * Enter the main iostat loop.
+ */
+ cb.cb_list = list;
+ cb.cb_verbose = verbose;
+ if (guid)
+ cb.cb_name_flags |= VDEV_NAME_GUID;
+ if (follow_links)
+ cb.cb_name_flags |= VDEV_NAME_FOLLOW_LINKS;
+ if (full_name)
+ cb.cb_name_flags |= VDEV_NAME_PATH;
+ cb.cb_iteration = 0;
+ cb.cb_namewidth = 0;
+
+ for (;;) {
+ pool_list_update(list);
+
+ if ((npools = pool_list_count(list)) == 0)
+ break;
+
+ /*
+ * Refresh all statistics. This is done as an explicit step
+ * before calculating the maximum name width, so that any
+ * configuration changes are properly accounted for.
+ */
+ (void) pool_list_iter(list, B_FALSE, refresh_iostat, &cb);
+
+ /*
+ * Iterate over all pools to determine the maximum width
+ * for the pool / device name column across all pools.
+ */
+ cb.cb_namewidth = 0;
+ (void) pool_list_iter(list, B_FALSE, get_namewidth, &cb);
+
+ if (timestamp_fmt != NODATE)
+ print_timestamp(timestamp_fmt);
+
+ /*
+ * If it's the first time, or verbose mode, print the header.
+ */
+ if (++cb.cb_iteration == 1 || verbose)
+ print_iostat_header(&cb);
+
+ (void) pool_list_iter(list, B_FALSE, print_iostat, &cb);
+
+ /*
+ * If there's more than one pool, and we're not in verbose mode
+ * (which prints a separator for us), then print a separator.
+ */
+ if (npools > 1 && !verbose)
+ print_iostat_separator(&cb);
+
+ if (verbose)
+ (void) printf("\n");
+
+ /*
+ * Flush the output so that redirection to a file isn't buffered
+ * indefinitely.
+ */
+ (void) fflush(stdout);
+
+ if (interval == 0)
+ break;
+
+ if (count != 0 && --count == 0)
+ break;
+
+ (void) sleep(interval);
+ }
+
+ pool_list_free(list);
+
+ return (ret);
+}
+
+typedef struct list_cbdata {
+ boolean_t cb_verbose;
+ int cb_name_flags;
+ int cb_namewidth;
+ boolean_t cb_scripted;
+ zprop_list_t *cb_proplist;
+ boolean_t cb_literal;
+} list_cbdata_t;
+
+
+/*
+ * Given a list of columns to display, output appropriate headers for each one.
+ */
+static void
+print_header(list_cbdata_t *cb)
+{
+ zprop_list_t *pl = cb->cb_proplist;
+ char headerbuf[ZPOOL_MAXPROPLEN];
+ const char *header;
+ boolean_t first = B_TRUE;
+ boolean_t right_justify;
+ size_t width = 0;
+
+ for (; pl != NULL; pl = pl->pl_next) {
+ width = pl->pl_width;
+ if (first && cb->cb_verbose) {
+ /*
+ * Reset the width to accommodate the verbose listing
+ * of devices.
+ */
+ width = cb->cb_namewidth;
+ }
+
+ if (!first)
+ (void) printf(" ");
+ else
+ first = B_FALSE;
+
+ right_justify = B_FALSE;
+ if (pl->pl_prop != ZPROP_INVAL) {
+ header = zpool_prop_column_name(pl->pl_prop);
+ right_justify = zpool_prop_align_right(pl->pl_prop);
+ } else {
+ int i;
+
+ for (i = 0; pl->pl_user_prop[i] != '\0'; i++)
+ headerbuf[i] = toupper(pl->pl_user_prop[i]);
+ headerbuf[i] = '\0';
+ header = headerbuf;
+ }
+
+ if (pl->pl_next == NULL && !right_justify)
+ (void) printf("%s", header);
+ else if (right_justify)
+ (void) printf("%*s", width, header);
+ else
+ (void) printf("%-*s", width, header);
+
+ }
+
+ (void) printf("\n");
+}
+
+/*
+ * Given a pool and a list of properties, print out all the properties according
+ * to the described layout. Used by zpool_do_list().
+ */
+static void
+print_pool(zpool_handle_t *zhp, list_cbdata_t *cb)
+{
+ zprop_list_t *pl = cb->cb_proplist;
+ boolean_t first = B_TRUE;
+ char property[ZPOOL_MAXPROPLEN];
+ char *propstr;
+ boolean_t right_justify;
+ size_t width;
+
+ for (; pl != NULL; pl = pl->pl_next) {
+
+ width = pl->pl_width;
+ if (first && cb->cb_verbose) {
+ /*
+ * Reset the width to accommodate the verbose listing
+ * of devices.
+ */
+ width = cb->cb_namewidth;
+ }
+
+ if (!first) {
+ if (cb->cb_scripted)
+ (void) printf("\t");
+ else
+ (void) printf(" ");
+ } else {
+ first = B_FALSE;
+ }
+
+ right_justify = B_FALSE;
+ if (pl->pl_prop != ZPROP_INVAL) {
+ if (zpool_get_prop(zhp, pl->pl_prop, property,
+ sizeof (property), NULL, cb->cb_literal) != 0)
+ propstr = "-";
+ else
+ propstr = property;
+
+ right_justify = zpool_prop_align_right(pl->pl_prop);
+ } else if ((zpool_prop_feature(pl->pl_user_prop) ||
+ zpool_prop_unsupported(pl->pl_user_prop)) &&
+ zpool_prop_get_feature(zhp, pl->pl_user_prop, property,
+ sizeof (property)) == 0) {
+ propstr = property;
+ } else {
+ propstr = "-";
+ }
+
+
+ /*
+ * If this is being called in scripted mode, or if this is the
+ * last column and it is left-justified, don't include a width
+ * format specifier.
+ */
+ if (cb->cb_scripted || (pl->pl_next == NULL && !right_justify))
+ (void) printf("%s", propstr);
+ else if (right_justify)
+ (void) printf("%*s", width, propstr);
+ else
+ (void) printf("%-*s", width, propstr);
+ }
+
+ (void) printf("\n");
+}
+
+static void
+print_one_column(zpool_prop_t prop, uint64_t value, boolean_t scripted,
+ boolean_t valid)
+{
+ char propval[64];
+ boolean_t fixed;
+ size_t width = zprop_width(prop, &fixed, ZFS_TYPE_POOL);
+
+ switch (prop) {
+ case ZPOOL_PROP_EXPANDSZ:
+ case ZPOOL_PROP_CHECKPOINT:
+ if (value == 0)
+ (void) strlcpy(propval, "-", sizeof (propval));
+ else
+ zfs_nicenum(value, propval, sizeof (propval));
+ break;
+ case ZPOOL_PROP_FRAGMENTATION:
+ if (value == ZFS_FRAG_INVALID) {
+ (void) strlcpy(propval, "-", sizeof (propval));
+ } else {
+ (void) snprintf(propval, sizeof (propval), "%llu%%",
+ value);
+ }
+ break;
+ case ZPOOL_PROP_CAPACITY:
+ (void) snprintf(propval, sizeof (propval),
+ value < 1000 ? "%1.2f%%" : value < 10000 ?
+ "%2.1f%%" : "%3.0f%%", value / 100.0);
+ break;
+ default:
+ zfs_nicenum(value, propval, sizeof (propval));
+ }
+
+ if (!valid)
+ (void) strlcpy(propval, "-", sizeof (propval));
+
+ if (scripted)
+ (void) printf("\t%s", propval);
+ else
+ (void) printf(" %*s", width, propval);
+}
+
+/*
+ * print static default line per vdev
+ */
+void
+print_list_stats(zpool_handle_t *zhp, const char *name, nvlist_t *nv,
+ list_cbdata_t *cb, int depth)
+{
+ nvlist_t **child;
+ vdev_stat_t *vs;
+ uint_t c, children;
+ char *vname;
+ boolean_t scripted = cb->cb_scripted;
+ uint64_t islog = B_FALSE;
+ char *dashes = "%-*s - - - - - -\n";
+
+ verify(nvlist_lookup_uint64_array(nv, ZPOOL_CONFIG_VDEV_STATS,
+ (uint64_t **)&vs, &c) == 0);
+
+ if (name != NULL) {
+ boolean_t toplevel = (vs->vs_space != 0);
+ uint64_t cap;
+
+ if (strcmp(name, VDEV_TYPE_INDIRECT) == 0)
+ return;
+
+ if (scripted)
+ (void) printf("\t%s", name);
+ else if (strlen(name) + depth > cb->cb_namewidth)
+ (void) printf("%*s%s", depth, "", name);
+ else
+ (void) printf("%*s%s%*s", depth, "", name,
+ (int)(cb->cb_namewidth - strlen(name) - depth), "");
+
+ /*
+ * Print the properties for the individual vdevs. Some
+ * properties are only applicable to toplevel vdevs. The
+ * 'toplevel' boolean value is passed to the print_one_column()
+ * to indicate that the value is valid.
+ */
+ print_one_column(ZPOOL_PROP_SIZE, vs->vs_space, scripted,
+ toplevel);
+ print_one_column(ZPOOL_PROP_ALLOCATED, vs->vs_alloc, scripted,
+ toplevel);
+ print_one_column(ZPOOL_PROP_FREE, vs->vs_space - vs->vs_alloc,
+ scripted, toplevel);
+ print_one_column(ZPOOL_PROP_CHECKPOINT,
+ vs->vs_checkpoint_space, scripted, toplevel);
+ print_one_column(ZPOOL_PROP_EXPANDSZ, vs->vs_esize, scripted,
+ B_TRUE);
+ print_one_column(ZPOOL_PROP_FRAGMENTATION,
+ vs->vs_fragmentation, scripted,
+ (vs->vs_fragmentation != ZFS_FRAG_INVALID && toplevel));
+ cap = (vs->vs_space == 0) ? 0 :
+ (vs->vs_alloc * 10000 / vs->vs_space);
+ print_one_column(ZPOOL_PROP_CAPACITY, cap, scripted, toplevel);
+ (void) printf("\n");
+ }
+
+ if (nvlist_lookup_nvlist_array(nv, ZPOOL_CONFIG_CHILDREN,
+ &child, &children) != 0)
+ return;
+
+ /* list the normal vdevs first */
+ for (c = 0; c < children; c++) {
+ uint64_t ishole = B_FALSE;
+
+ if (nvlist_lookup_uint64(child[c],
+ ZPOOL_CONFIG_IS_HOLE, &ishole) == 0 && ishole)
+ continue;
+
+ if (nvlist_lookup_uint64(child[c],
+ ZPOOL_CONFIG_IS_LOG, &islog) == 0 && islog)
+ continue;
+
+ if (nvlist_exists(child[c], ZPOOL_CONFIG_ALLOCATION_BIAS))
+ continue;
+
+ vname = zpool_vdev_name(g_zfs, zhp, child[c],
+ cb->cb_name_flags);
+ print_list_stats(zhp, vname, child[c], cb, depth + 2);
+ free(vname);
+ }
+
+ /* list the classes: 'logs', 'dedup', and 'special' */
+ for (uint_t n = 0; n < 3; n++) {
+ boolean_t printed = B_FALSE;
+
+ for (c = 0; c < children; c++) {
+ char *bias = NULL;
+ char *type = NULL;
+
+ if (nvlist_lookup_uint64(child[c], ZPOOL_CONFIG_IS_LOG,
+ &islog) == 0 && islog) {
+ bias = VDEV_ALLOC_CLASS_LOGS;
+ } else {
+ (void) nvlist_lookup_string(child[c],
+ ZPOOL_CONFIG_ALLOCATION_BIAS, &bias);
+ (void) nvlist_lookup_string(child[c],
+ ZPOOL_CONFIG_TYPE, &type);
+ }
+ if (bias == NULL || strcmp(bias, class_name[n]) != 0)
+ continue;
+ if (!islog && strcmp(type, VDEV_TYPE_INDIRECT) == 0)
+ continue;
+
+ if (!printed) {
+ /* LINTED E_SEC_PRINTF_VAR_FMT */
+ (void) printf(dashes, cb->cb_namewidth,
+ class_name[n]);
+ printed = B_TRUE;
+ }
+ vname = zpool_vdev_name(g_zfs, zhp, child[c],
+ cb->cb_name_flags);
+ print_list_stats(zhp, vname, child[c], cb, depth + 2);
+ free(vname);
+ }
+ }
+
+ if (nvlist_lookup_nvlist_array(nv, ZPOOL_CONFIG_L2CACHE,
+ &child, &children) == 0 && children > 0) {
+ /* LINTED E_SEC_PRINTF_VAR_FMT */
+ (void) printf(dashes, cb->cb_namewidth, "cache");
+ for (c = 0; c < children; c++) {
+ vname = zpool_vdev_name(g_zfs, zhp, child[c],
+ cb->cb_name_flags);
+ print_list_stats(zhp, vname, child[c], cb, depth + 2);
+ free(vname);
+ }
+ }
+
+ if (nvlist_lookup_nvlist_array(nv, ZPOOL_CONFIG_SPARES, &child,
+ &children) == 0 && children > 0) {
+ /* LINTED E_SEC_PRINTF_VAR_FMT */
+ (void) printf(dashes, cb->cb_namewidth, "spare");
+ for (c = 0; c < children; c++) {
+ vname = zpool_vdev_name(g_zfs, zhp, child[c],
+ cb->cb_name_flags);
+ print_list_stats(zhp, vname, child[c], cb, depth + 2);
+ free(vname);
+ }
+ }
+}
+
+/*
+ * Generic callback function to list a pool.
+ */
+int
+list_callback(zpool_handle_t *zhp, void *data)
+{
+ list_cbdata_t *cbp = data;
+ nvlist_t *config;
+ nvlist_t *nvroot;
+
+ config = zpool_get_config(zhp, NULL);
+
+ if (cbp->cb_verbose) {
+ config = zpool_get_config(zhp, NULL);
+
+ verify(nvlist_lookup_nvlist(config, ZPOOL_CONFIG_VDEV_TREE,
+ &nvroot) == 0);
+ }
+
+ if (cbp->cb_verbose)
+ cbp->cb_namewidth = max_width(zhp, nvroot, 0, 0,
+ cbp->cb_name_flags);
+
+ print_pool(zhp, cbp);
+
+ if (cbp->cb_verbose)
+ print_list_stats(zhp, NULL, nvroot, cbp, 0);
+
+ return (0);
+}
+
+/*
+ * zpool list [-gHLP] [-o prop[,prop]*] [-T d|u] [pool] ... [interval [count]]
+ *
+ * -g Display guid for individual vdev name.
+ * -H Scripted mode. Don't display headers, and separate properties
+ * by a single tab.
+ * -L Follow links when resolving vdev path name.
+ * -o List of properties to display. Defaults to
+ * "name,size,allocated,free,expandsize,fragmentation,capacity,"
+ * "dedupratio,health,altroot"
+ * -p Diplay values in parsable (exact) format.
+ * -P Display full path for vdev name.
+ * -T Display a timestamp in date(1) or Unix format
+ *
+ * List all pools in the system, whether or not they're healthy. Output space
+ * statistics for each one, as well as health status summary.
+ */
+int
+zpool_do_list(int argc, char **argv)
+{
+ int c;
+ int ret;
+ list_cbdata_t cb = { 0 };
+ static char default_props[] =
+ "name,size,allocated,free,checkpoint,expandsize,fragmentation,"
+ "capacity,dedupratio,health,altroot";
+ char *props = default_props;
+ unsigned long interval = 0, count = 0;
+ zpool_list_t *list;
+ boolean_t first = B_TRUE;
+
+ /* check options */
+ while ((c = getopt(argc, argv, ":gHLo:pPT:v")) != -1) {
+ switch (c) {
+ case 'g':
+ cb.cb_name_flags |= VDEV_NAME_GUID;
+ break;
+ case 'H':
+ cb.cb_scripted = B_TRUE;
+ break;
+ case 'L':
+ cb.cb_name_flags |= VDEV_NAME_FOLLOW_LINKS;
+ break;
+ case 'o':
+ props = optarg;
+ break;
+ case 'P':
+ cb.cb_name_flags |= VDEV_NAME_PATH;
+ break;
+ case 'p':
+ cb.cb_literal = B_TRUE;
+ break;
+ case 'T':
+ get_timestamp_arg(*optarg);
+ break;
+ case 'v':
+ cb.cb_verbose = B_TRUE;
+ cb.cb_namewidth = 8; /* 8 until precalc is avail */
+ break;
+ case ':':
+ (void) fprintf(stderr, gettext("missing argument for "
+ "'%c' option\n"), optopt);
+ usage(B_FALSE);
+ break;
+ case '?':
+ (void) fprintf(stderr, gettext("invalid option '%c'\n"),
+ optopt);
+ usage(B_FALSE);
+ }
+ }
+
+ argc -= optind;
+ argv += optind;
+
+ get_interval_count(&argc, argv, &interval, &count);
+
+ if (zprop_get_list(g_zfs, props, &cb.cb_proplist, ZFS_TYPE_POOL) != 0)
+ usage(B_FALSE);
+
+ for (;;) {
+ if ((list = pool_list_get(argc, argv, &cb.cb_proplist,
+ &ret)) == NULL)
+ return (1);
+
+ if (pool_list_count(list) == 0)
+ break;
+
+ cb.cb_namewidth = 0;
+ (void) pool_list_iter(list, B_FALSE, get_namewidth, &cb);
+
+ if (timestamp_fmt != NODATE)
+ print_timestamp(timestamp_fmt);
+
+ if (!cb.cb_scripted && (first || cb.cb_verbose)) {
+ print_header(&cb);
+ first = B_FALSE;
+ }
+ ret = pool_list_iter(list, B_TRUE, list_callback, &cb);
+
+ if (interval == 0)
+ break;
+
+ if (count != 0 && --count == 0)
+ break;
+
+ pool_list_free(list);
+ (void) sleep(interval);
+ }
+
+ if (argc == 0 && !cb.cb_scripted && pool_list_count(list) == 0) {
+ (void) printf(gettext("no pools available\n"));
+ ret = 0;
+ }
+
+ pool_list_free(list);
+ zprop_free_list(cb.cb_proplist);
+ return (ret);
+}
+
+static int
+zpool_do_attach_or_replace(int argc, char **argv, int replacing)
+{
+ boolean_t force = B_FALSE;
+ int c;
+ nvlist_t *nvroot;
+ char *poolname, *old_disk, *new_disk;
+ zpool_handle_t *zhp;
+ zpool_boot_label_t boot_type;
+ uint64_t boot_size;
+ int ret;
+
+ /* check options */
+ while ((c = getopt(argc, argv, "f")) != -1) {
+ switch (c) {
+ case 'f':
+ force = B_TRUE;
+ break;
+ case '?':
+ (void) fprintf(stderr, gettext("invalid option '%c'\n"),
+ optopt);
+ usage(B_FALSE);
+ }
+ }
+
+ argc -= optind;
+ argv += optind;
+
+ /* get pool name and check number of arguments */
+ if (argc < 1) {
+ (void) fprintf(stderr, gettext("missing pool name argument\n"));
+ usage(B_FALSE);
+ }
+
+ poolname = argv[0];
+
+ if (argc < 2) {
+ (void) fprintf(stderr,
+ gettext("missing <device> specification\n"));
+ usage(B_FALSE);
+ }
+
+ old_disk = argv[1];
+
+ if (argc < 3) {
+ if (!replacing) {
+ (void) fprintf(stderr,
+ gettext("missing <new_device> specification\n"));
+ usage(B_FALSE);
+ }
+ new_disk = old_disk;
+ argc -= 1;
+ argv += 1;
+ } else {
+ new_disk = argv[2];
+ argc -= 2;
+ argv += 2;
+ }
+
+ if (argc > 1) {
+ (void) fprintf(stderr, gettext("too many arguments\n"));
+ usage(B_FALSE);
+ }
+
+ if ((zhp = zpool_open(g_zfs, poolname)) == NULL)
+ return (1);
+
+ if (zpool_get_config(zhp, NULL) == NULL) {
+ (void) fprintf(stderr, gettext("pool '%s' is unavailable\n"),
+ poolname);
+ zpool_close(zhp);
+ return (1);
+ }
+
+ if (zpool_is_bootable(zhp))
+ boot_type = ZPOOL_COPY_BOOT_LABEL;
+ else
+ boot_type = ZPOOL_NO_BOOT_LABEL;
+
+ boot_size = zpool_get_prop_int(zhp, ZPOOL_PROP_BOOTSIZE, NULL);
+ nvroot = make_root_vdev(zhp, force, B_FALSE, replacing, B_FALSE,
+ boot_type, boot_size, argc, argv);
+ if (nvroot == NULL) {
+ zpool_close(zhp);
+ return (1);
+ }
+
+ ret = zpool_vdev_attach(zhp, old_disk, new_disk, nvroot, replacing);
+
+ nvlist_free(nvroot);
+ zpool_close(zhp);
+
+ return (ret);
+}
+
+/*
+ * zpool replace [-f] <pool> <device> <new_device>
+ *
+ * -f Force attach, even if <new_device> appears to be in use.
+ *
+ * Replace <device> with <new_device>.
+ */
+/* ARGSUSED */
+int
+zpool_do_replace(int argc, char **argv)
+{
+ return (zpool_do_attach_or_replace(argc, argv, B_TRUE));
+}
+
+/*
+ * zpool attach [-f] <pool> <device> <new_device>
+ *
+ * -f Force attach, even if <new_device> appears to be in use.
+ *
+ * Attach <new_device> to the mirror containing <device>. If <device> is not
+ * part of a mirror, then <device> will be transformed into a mirror of
+ * <device> and <new_device>. In either case, <new_device> will begin life
+ * with a DTL of [0, now], and will immediately begin to resilver itself.
+ */
+int
+zpool_do_attach(int argc, char **argv)
+{
+ return (zpool_do_attach_or_replace(argc, argv, B_FALSE));
+}
+
+/*
+ * zpool detach [-f] <pool> <device>
+ *
+ * -f Force detach of <device>, even if DTLs argue against it
+ * (not supported yet)
+ *
+ * Detach a device from a mirror. The operation will be refused if <device>
+ * is the last device in the mirror, or if the DTLs indicate that this device
+ * has the only valid copy of some data.
+ */
+/* ARGSUSED */
+int
+zpool_do_detach(int argc, char **argv)
+{
+ int c;
+ char *poolname, *path;
+ zpool_handle_t *zhp;
+ int ret;
+
+ /* check options */
+ while ((c = getopt(argc, argv, "f")) != -1) {
+ switch (c) {
+ case 'f':
+ case '?':
+ (void) fprintf(stderr, gettext("invalid option '%c'\n"),
+ optopt);
+ usage(B_FALSE);
+ }
+ }
+
+ argc -= optind;
+ argv += optind;
+
+ /* get pool name and check number of arguments */
+ if (argc < 1) {
+ (void) fprintf(stderr, gettext("missing pool name argument\n"));
+ usage(B_FALSE);
+ }
+
+ if (argc < 2) {
+ (void) fprintf(stderr,
+ gettext("missing <device> specification\n"));
+ usage(B_FALSE);
+ }
+
+ poolname = argv[0];
+ path = argv[1];
+
+ if ((zhp = zpool_open(g_zfs, poolname)) == NULL)
+ return (1);
+
+ ret = zpool_vdev_detach(zhp, path);
+
+ zpool_close(zhp);
+
+ return (ret);
+}
+
+/*
+ * zpool split [-gLnP] [-o prop=val] ...
+ * [-o mntopt] ...
+ * [-R altroot] <pool> <newpool> [<device> ...]
+ *
+ * -g Display guid for individual vdev name.
+ * -L Follow links when resolving vdev path name.
+ * -n Do not split the pool, but display the resulting layout if
+ * it were to be split.
+ * -o Set property=value, or set mount options.
+ * -P Display full path for vdev name.
+ * -R Mount the split-off pool under an alternate root.
+ *
+ * Splits the named pool and gives it the new pool name. Devices to be split
+ * off may be listed, provided that no more than one device is specified
+ * per top-level vdev mirror. The newly split pool is left in an exported
+ * state unless -R is specified.
+ *
+ * Restrictions: the top-level of the pool pool must only be made up of
+ * mirrors; all devices in the pool must be healthy; no device may be
+ * undergoing a resilvering operation.
+ */
+int
+zpool_do_split(int argc, char **argv)
+{
+ char *srcpool, *newpool, *propval;
+ char *mntopts = NULL;
+ splitflags_t flags;
+ int c, ret = 0;
+ zpool_handle_t *zhp;
+ nvlist_t *config, *props = NULL;
+
+ flags.dryrun = B_FALSE;
+ flags.import = B_FALSE;
+ flags.name_flags = 0;
+
+ /* check options */
+ while ((c = getopt(argc, argv, ":gLR:no:P")) != -1) {
+ switch (c) {
+ case 'g':
+ flags.name_flags |= VDEV_NAME_GUID;
+ break;
+ case 'L':
+ flags.name_flags |= VDEV_NAME_FOLLOW_LINKS;
+ break;
+ case 'R':
+ flags.import = B_TRUE;
+ if (add_prop_list(
+ zpool_prop_to_name(ZPOOL_PROP_ALTROOT), optarg,
+ &props, B_TRUE) != 0) {
+ nvlist_free(props);
+ usage(B_FALSE);
+ }
+ break;
+ case 'n':
+ flags.dryrun = B_TRUE;
+ break;
+ case 'o':
+ if ((propval = strchr(optarg, '=')) != NULL) {
+ *propval = '\0';
+ propval++;
+ if (add_prop_list(optarg, propval,
+ &props, B_TRUE) != 0) {
+ nvlist_free(props);
+ usage(B_FALSE);
+ }
+ } else {
+ mntopts = optarg;
+ }
+ break;
+ case 'P':
+ flags.name_flags |= VDEV_NAME_PATH;
+ break;
+ case ':':
+ (void) fprintf(stderr, gettext("missing argument for "
+ "'%c' option\n"), optopt);
+ usage(B_FALSE);
+ break;
+ case '?':
+ (void) fprintf(stderr, gettext("invalid option '%c'\n"),
+ optopt);
+ usage(B_FALSE);
+ break;
+ }
+ }
+
+ if (!flags.import && mntopts != NULL) {
+ (void) fprintf(stderr, gettext("setting mntopts is only "
+ "valid when importing the pool\n"));
+ usage(B_FALSE);
+ }
+
+ argc -= optind;
+ argv += optind;
+
+ if (argc < 1) {
+ (void) fprintf(stderr, gettext("Missing pool name\n"));
+ usage(B_FALSE);
+ }
+ if (argc < 2) {
+ (void) fprintf(stderr, gettext("Missing new pool name\n"));
+ usage(B_FALSE);
+ }
+
+ srcpool = argv[0];
+ newpool = argv[1];
+
+ argc -= 2;
+ argv += 2;
+
+ if ((zhp = zpool_open(g_zfs, srcpool)) == NULL)
+ return (1);
+
+ config = split_mirror_vdev(zhp, newpool, props, flags, argc, argv);
+ if (config == NULL) {
+ ret = 1;
+ } else {
+ if (flags.dryrun) {
+ (void) printf(gettext("would create '%s' with the "
+ "following layout:\n\n"), newpool);
+ print_vdev_tree(NULL, newpool, config, 0, "",
+ flags.name_flags);
+ }
+ nvlist_free(config);
+ }
+
+ zpool_close(zhp);
+
+ if (ret != 0 || flags.dryrun || !flags.import)
+ return (ret);
+
+ /*
+ * The split was successful. Now we need to open the new
+ * pool and import it.
+ */
+ if ((zhp = zpool_open_canfail(g_zfs, newpool)) == NULL)
+ return (1);
+ if (zpool_get_state(zhp) != POOL_STATE_UNAVAIL &&
+ zpool_enable_datasets(zhp, mntopts, 0) != 0) {
+ ret = 1;
+ (void) fprintf(stderr, gettext("Split was successful, but "
+ "the datasets could not all be mounted\n"));
+ (void) fprintf(stderr, gettext("Try doing '%s' with a "
+ "different altroot\n"), "zpool import");
+ }
+ zpool_close(zhp);
+
+ return (ret);
+}
+
+
+
+/*
+ * zpool online <pool> <device> ...
+ */
+int
+zpool_do_online(int argc, char **argv)
+{
+ int c, i;
+ char *poolname;
+ zpool_handle_t *zhp;
+ int ret = 0;
+ vdev_state_t newstate;
+ int flags = 0;
+
+ /* check options */
+ while ((c = getopt(argc, argv, "et")) != -1) {
+ switch (c) {
+ case 'e':
+ flags |= ZFS_ONLINE_EXPAND;
+ break;
+ case 't':
+ case '?':
+ (void) fprintf(stderr, gettext("invalid option '%c'\n"),
+ optopt);
+ usage(B_FALSE);
+ }
+ }
+
+ argc -= optind;
+ argv += optind;
+
+ /* get pool name and check number of arguments */
+ if (argc < 1) {
+ (void) fprintf(stderr, gettext("missing pool name\n"));
+ usage(B_FALSE);
+ }
+ if (argc < 2) {
+ (void) fprintf(stderr, gettext("missing device name\n"));
+ usage(B_FALSE);
+ }
+
+ poolname = argv[0];
+
+ if ((zhp = zpool_open(g_zfs, poolname)) == NULL)
+ return (1);
+
+ for (i = 1; i < argc; i++) {
+ if (zpool_vdev_online(zhp, argv[i], flags, &newstate) == 0) {
+ if (newstate != VDEV_STATE_HEALTHY) {
+ (void) printf(gettext("warning: device '%s' "
+ "onlined, but remains in faulted state\n"),
+ argv[i]);
+ if (newstate == VDEV_STATE_FAULTED)
+ (void) printf(gettext("use 'zpool "
+ "clear' to restore a faulted "
+ "device\n"));
+ else
+ (void) printf(gettext("use 'zpool "
+ "replace' to replace devices "
+ "that are no longer present\n"));
+ }
+ } else {
+ ret = 1;
+ }
+ }
+
+ zpool_close(zhp);
+
+ return (ret);
+}
+
+/*
+ * zpool offline [-ft] <pool> <device> ...
+ *
+ * -f Force the device into the offline state, even if doing
+ * so would appear to compromise pool availability.
+ * (not supported yet)
+ *
+ * -t Only take the device off-line temporarily. The offline
+ * state will not be persistent across reboots.
+ */
+/* ARGSUSED */
+int
+zpool_do_offline(int argc, char **argv)
+{
+ int c, i;
+ char *poolname;
+ zpool_handle_t *zhp;
+ int ret = 0;
+ boolean_t istmp = B_FALSE;
+
+ /* check options */
+ while ((c = getopt(argc, argv, "ft")) != -1) {
+ switch (c) {
+ case 't':
+ istmp = B_TRUE;
+ break;
+ case 'f':
+ case '?':
+ (void) fprintf(stderr, gettext("invalid option '%c'\n"),
+ optopt);
+ usage(B_FALSE);
+ }
+ }
+
+ argc -= optind;
+ argv += optind;
+
+ /* get pool name and check number of arguments */
+ if (argc < 1) {
+ (void) fprintf(stderr, gettext("missing pool name\n"));
+ usage(B_FALSE);
+ }
+ if (argc < 2) {
+ (void) fprintf(stderr, gettext("missing device name\n"));
+ usage(B_FALSE);
+ }
+
+ poolname = argv[0];
+
+ if ((zhp = zpool_open(g_zfs, poolname)) == NULL)
+ return (1);
+
+ for (i = 1; i < argc; i++) {
+ if (zpool_vdev_offline(zhp, argv[i], istmp) != 0)
+ ret = 1;
+ }
+
+ zpool_close(zhp);
+
+ return (ret);
+}
+
+/*
+ * zpool clear <pool> [device]
+ *
+ * Clear all errors associated with a pool or a particular device.
+ */
+int
+zpool_do_clear(int argc, char **argv)
+{
+ int c;
+ int ret = 0;
+ boolean_t dryrun = B_FALSE;
+ boolean_t do_rewind = B_FALSE;
+ boolean_t xtreme_rewind = B_FALSE;
+ uint32_t rewind_policy = ZPOOL_NO_REWIND;
+ nvlist_t *policy = NULL;
+ zpool_handle_t *zhp;
+ char *pool, *device;
+
+ /* check options */
+ while ((c = getopt(argc, argv, "FnX")) != -1) {
+ switch (c) {
+ case 'F':
+ do_rewind = B_TRUE;
+ break;
+ case 'n':
+ dryrun = B_TRUE;
+ break;
+ case 'X':
+ xtreme_rewind = B_TRUE;
+ break;
+ case '?':
+ (void) fprintf(stderr, gettext("invalid option '%c'\n"),
+ optopt);
+ usage(B_FALSE);
+ }
+ }
+
+ argc -= optind;
+ argv += optind;
+
+ if (argc < 1) {
+ (void) fprintf(stderr, gettext("missing pool name\n"));
+ usage(B_FALSE);
+ }
+
+ if (argc > 2) {
+ (void) fprintf(stderr, gettext("too many arguments\n"));
+ usage(B_FALSE);
+ }
+
+ if ((dryrun || xtreme_rewind) && !do_rewind) {
+ (void) fprintf(stderr,
+ gettext("-n or -X only meaningful with -F\n"));
+ usage(B_FALSE);
+ }
+ if (dryrun)
+ rewind_policy = ZPOOL_TRY_REWIND;
+ else if (do_rewind)
+ rewind_policy = ZPOOL_DO_REWIND;
+ if (xtreme_rewind)
+ rewind_policy |= ZPOOL_EXTREME_REWIND;
+
+ /* In future, further rewind policy choices can be passed along here */
+ if (nvlist_alloc(&policy, NV_UNIQUE_NAME, 0) != 0 ||
+ nvlist_add_uint32(policy, ZPOOL_LOAD_REWIND_POLICY,
+ rewind_policy) != 0) {
+ return (1);
+ }
+
+ pool = argv[0];
+ device = argc == 2 ? argv[1] : NULL;
+
+ if ((zhp = zpool_open_canfail(g_zfs, pool)) == NULL) {
+ nvlist_free(policy);
+ return (1);
+ }
+
+ if (zpool_clear(zhp, device, policy) != 0)
+ ret = 1;
+
+ zpool_close(zhp);
+
+ nvlist_free(policy);
+
+ return (ret);
+}
+
+/*
+ * zpool reguid <pool>
+ */
+int
+zpool_do_reguid(int argc, char **argv)
+{
+ int c;
+ char *poolname;
+ zpool_handle_t *zhp;
+ int ret = 0;
+
+ /* check options */
+ while ((c = getopt(argc, argv, "")) != -1) {
+ switch (c) {
+ case '?':
+ (void) fprintf(stderr, gettext("invalid option '%c'\n"),
+ optopt);
+ usage(B_FALSE);
+ }
+ }
+
+ argc -= optind;
+ argv += optind;
+
+ /* get pool name and check number of arguments */
+ if (argc < 1) {
+ (void) fprintf(stderr, gettext("missing pool name\n"));
+ usage(B_FALSE);
+ }
+
+ if (argc > 1) {
+ (void) fprintf(stderr, gettext("too many arguments\n"));
+ usage(B_FALSE);
+ }
+
+ poolname = argv[0];
+ if ((zhp = zpool_open(g_zfs, poolname)) == NULL)
+ return (1);
+
+ ret = zpool_reguid(zhp);
+
+ zpool_close(zhp);
+ return (ret);
+}
+
+
+/*
+ * zpool reopen <pool>
+ *
+ * Reopen the pool so that the kernel can update the sizes of all vdevs.
+ */
+int
+zpool_do_reopen(int argc, char **argv)
+{
+ int c;
+ int ret = 0;
+ zpool_handle_t *zhp;
+ char *pool;
+
+ /* check options */
+ while ((c = getopt(argc, argv, "")) != -1) {
+ switch (c) {
+ case '?':
+ (void) fprintf(stderr, gettext("invalid option '%c'\n"),
+ optopt);
+ usage(B_FALSE);
+ }
+ }
+
+ argc--;
+ argv++;
+
+ if (argc < 1) {
+ (void) fprintf(stderr, gettext("missing pool name\n"));
+ usage(B_FALSE);
+ }
+
+ if (argc > 1) {
+ (void) fprintf(stderr, gettext("too many arguments\n"));
+ usage(B_FALSE);
+ }
+
+ pool = argv[0];
+ if ((zhp = zpool_open_canfail(g_zfs, pool)) == NULL)
+ return (1);
+
+ ret = zpool_reopen(zhp);
+ zpool_close(zhp);
+ return (ret);
+}
+
+typedef struct scrub_cbdata {
+ int cb_type;
+ int cb_argc;
+ char **cb_argv;
+ pool_scrub_cmd_t cb_scrub_cmd;
+} scrub_cbdata_t;
+
+static boolean_t
+zpool_has_checkpoint(zpool_handle_t *zhp)
+{
+ nvlist_t *config, *nvroot;
+
+ config = zpool_get_config(zhp, NULL);
+
+ if (config != NULL) {
+ pool_checkpoint_stat_t *pcs = NULL;
+ uint_t c;
+
+ nvroot = fnvlist_lookup_nvlist(config, ZPOOL_CONFIG_VDEV_TREE);
+ (void) nvlist_lookup_uint64_array(nvroot,
+ ZPOOL_CONFIG_CHECKPOINT_STATS, (uint64_t **)&pcs, &c);
+
+ if (pcs == NULL || pcs->pcs_state == CS_NONE)
+ return (B_FALSE);
+
+ assert(pcs->pcs_state == CS_CHECKPOINT_EXISTS ||
+ pcs->pcs_state == CS_CHECKPOINT_DISCARDING);
+ return (B_TRUE);
+ }
+
+ return (B_FALSE);
+}
+
+int
+scrub_callback(zpool_handle_t *zhp, void *data)
+{
+ scrub_cbdata_t *cb = data;
+ int err;
+
+ /*
+ * Ignore faulted pools.
+ */
+ if (zpool_get_state(zhp) == POOL_STATE_UNAVAIL) {
+ (void) fprintf(stderr, gettext("cannot scrub '%s': pool is "
+ "currently unavailable\n"), zpool_get_name(zhp));
+ return (1);
+ }
+
+ err = zpool_scan(zhp, cb->cb_type, cb->cb_scrub_cmd);
+
+ if (err == 0 && zpool_has_checkpoint(zhp) &&
+ cb->cb_type == POOL_SCAN_SCRUB) {
+ (void) printf(gettext("warning: will not scrub state that "
+ "belongs to the checkpoint of pool '%s'\n"),
+ zpool_get_name(zhp));
+ }
+
+ return (err != 0);
+}
+
+/*
+ * zpool scrub [-s | -p] <pool> ...
+ *
+ * -s Stop. Stops any in-progress scrub.
+ * -p Pause. Pause in-progress scrub.
+ */
+int
+zpool_do_scrub(int argc, char **argv)
+{
+ int c;
+ scrub_cbdata_t cb;
+
+ cb.cb_type = POOL_SCAN_SCRUB;
+ cb.cb_scrub_cmd = POOL_SCRUB_NORMAL;
+
+ /* check options */
+ while ((c = getopt(argc, argv, "sp")) != -1) {
+ switch (c) {
+ case 's':
+ cb.cb_type = POOL_SCAN_NONE;
+ break;
+ case 'p':
+ cb.cb_scrub_cmd = POOL_SCRUB_PAUSE;
+ break;
+ case '?':
+ (void) fprintf(stderr, gettext("invalid option '%c'\n"),
+ optopt);
+ usage(B_FALSE);
+ }
+ }
+
+ if (cb.cb_type == POOL_SCAN_NONE &&
+ cb.cb_scrub_cmd == POOL_SCRUB_PAUSE) {
+ (void) fprintf(stderr, gettext("invalid option combination: "
+ "-s and -p are mutually exclusive\n"));
+ usage(B_FALSE);
+ }
+
+ cb.cb_argc = argc;
+ cb.cb_argv = argv;
+ argc -= optind;
+ argv += optind;
+
+ if (argc < 1) {
+ (void) fprintf(stderr, gettext("missing pool name argument\n"));
+ usage(B_FALSE);
+ }
+
+ return (for_each_pool(argc, argv, B_TRUE, NULL, scrub_callback, &cb));
+}
+
+static void
+zpool_collect_leaves(zpool_handle_t *zhp, nvlist_t *nvroot, nvlist_t *res)
+{
+ uint_t children = 0;
+ nvlist_t **child;
+ uint_t i;
+
+ (void) nvlist_lookup_nvlist_array(nvroot, ZPOOL_CONFIG_CHILDREN,
+ &child, &children);
+
+ if (children == 0) {
+ char *path = zpool_vdev_name(g_zfs, zhp, nvroot, B_FALSE);
+ fnvlist_add_boolean(res, path);
+ free(path);
+ return;
+ }
+
+ for (i = 0; i < children; i++) {
+ zpool_collect_leaves(zhp, child[i], res);
+ }
+}
+
+/*
+ * zpool initialize [-cs] <pool> [<vdev> ...]
+ * Initialize all unused blocks in the specified vdevs, or all vdevs in the pool
+ * if none specified.
+ *
+ * -c Cancel. Ends active initializing.
+ * -s Suspend. Initializing can then be restarted with no flags.
+ */
+int
+zpool_do_initialize(int argc, char **argv)
+{
+ int c;
+ char *poolname;
+ zpool_handle_t *zhp;
+ nvlist_t *vdevs;
+ int err = 0;
+
+ struct option long_options[] = {
+ {"cancel", no_argument, NULL, 'c'},
+ {"suspend", no_argument, NULL, 's'},
+ {0, 0, 0, 0}
+ };
+
+ pool_initialize_func_t cmd_type = POOL_INITIALIZE_DO;
+ while ((c = getopt_long(argc, argv, "cs", long_options, NULL)) != -1) {
+ switch (c) {
+ case 'c':
+ if (cmd_type != POOL_INITIALIZE_DO) {
+ (void) fprintf(stderr, gettext("-c cannot be "
+ "combined with other options\n"));
+ usage(B_FALSE);
+ }
+ cmd_type = POOL_INITIALIZE_CANCEL;
+ break;
+ case 's':
+ if (cmd_type != POOL_INITIALIZE_DO) {
+ (void) fprintf(stderr, gettext("-s cannot be "
+ "combined with other options\n"));
+ usage(B_FALSE);
+ }
+ cmd_type = POOL_INITIALIZE_SUSPEND;
+ break;
+ case '?':
+ if (optopt != 0) {
+ (void) fprintf(stderr,
+ gettext("invalid option '%c'\n"), optopt);
+ } else {
+ (void) fprintf(stderr,
+ gettext("invalid option '%s'\n"),
+ argv[optind - 1]);
+ }
+ usage(B_FALSE);
+ }
+ }
+
+ argc -= optind;
+ argv += optind;
+
+ if (argc < 1) {
+ (void) fprintf(stderr, gettext("missing pool name argument\n"));
+ usage(B_FALSE);
+ return (-1);
+ }
+
+ poolname = argv[0];
+ zhp = zpool_open(g_zfs, poolname);
+ if (zhp == NULL)
+ return (-1);
+
+ vdevs = fnvlist_alloc();
+ if (argc == 1) {
+ /* no individual leaf vdevs specified, so add them all */
+ nvlist_t *config = zpool_get_config(zhp, NULL);
+ nvlist_t *nvroot = fnvlist_lookup_nvlist(config,
+ ZPOOL_CONFIG_VDEV_TREE);
+ zpool_collect_leaves(zhp, nvroot, vdevs);
+ } else {
+ int i;
+ for (i = 1; i < argc; i++) {
+ fnvlist_add_boolean(vdevs, argv[i]);
+ }
+ }
+
+ err = zpool_initialize(zhp, cmd_type, vdevs);
+
+ fnvlist_free(vdevs);
+ zpool_close(zhp);
+
+ return (err);
+}
+
+/*
+ * Print out detailed scrub status.
+ */
+static void
+print_scan_status(pool_scan_stat_t *ps)
+{
+ time_t start, end, pause;
+ uint64_t total_secs_left;
+ uint64_t elapsed, secs_left, mins_left, hours_left, days_left;
+ uint64_t pass_scanned, scanned, pass_issued, issued, total;
+ uint_t scan_rate, issue_rate;
+ double fraction_done;
+ char processed_buf[7], scanned_buf[7], issued_buf[7], total_buf[7];
+ char srate_buf[7], irate_buf[7];
+
+ (void) printf(gettext(" scan: "));
+
+ /* If there's never been a scan, there's not much to say. */
+ if (ps == NULL || ps->pss_func == POOL_SCAN_NONE ||
+ ps->pss_func >= POOL_SCAN_FUNCS) {
+ (void) printf(gettext("none requested\n"));
+ return;
+ }
+
+ start = ps->pss_start_time;
+ end = ps->pss_end_time;
+ pause = ps->pss_pass_scrub_pause;
+
+ zfs_nicenum(ps->pss_processed, processed_buf, sizeof (processed_buf));
+
+ assert(ps->pss_func == POOL_SCAN_SCRUB ||
+ ps->pss_func == POOL_SCAN_RESILVER);
+
+ /* Scan is finished or canceled. */
+ if (ps->pss_state == DSS_FINISHED) {
+ total_secs_left = end - start;
+ days_left = total_secs_left / 60 / 60 / 24;
+ hours_left = (total_secs_left / 60 / 60) % 24;
+ mins_left = (total_secs_left / 60) % 60;
+ secs_left = (total_secs_left % 60);
+
+ if (ps->pss_func == POOL_SCAN_SCRUB) {
+ (void) printf(gettext("scrub repaired %s "
+ "in %llu days %02llu:%02llu:%02llu "
+ "with %llu errors on %s"), processed_buf,
+ (u_longlong_t)days_left, (u_longlong_t)hours_left,
+ (u_longlong_t)mins_left, (u_longlong_t)secs_left,
+ (u_longlong_t)ps->pss_errors, ctime(&end));
+ } else if (ps->pss_func == POOL_SCAN_RESILVER) {
+ (void) printf(gettext("resilvered %s "
+ "in %llu days %02llu:%02llu:%02llu "
+ "with %llu errors on %s"), processed_buf,
+ (u_longlong_t)days_left, (u_longlong_t)hours_left,
+ (u_longlong_t)mins_left, (u_longlong_t)secs_left,
+ (u_longlong_t)ps->pss_errors, ctime(&end));
+
+ }
+
+ return;
+ } else if (ps->pss_state == DSS_CANCELED) {
+ if (ps->pss_func == POOL_SCAN_SCRUB) {
+ (void) printf(gettext("scrub canceled on %s"),
+ ctime(&end));
+ } else if (ps->pss_func == POOL_SCAN_RESILVER) {
+ (void) printf(gettext("resilver canceled on %s"),
+ ctime(&end));
+ }
+ return;
+ }
+
+ assert(ps->pss_state == DSS_SCANNING);
+
+ /* Scan is in progress. Resilvers can't be paused. */
+ if (ps->pss_func == POOL_SCAN_SCRUB) {
+ if (pause == 0) {
+ (void) printf(gettext("scrub in progress since %s"),
+ ctime(&start));
+ } else {
+ (void) printf(gettext("scrub paused since %s"),
+ ctime(&pause));
+ (void) printf(gettext("\tscrub started on %s"),
+ ctime(&start));
+ }
+ } else if (ps->pss_func == POOL_SCAN_RESILVER) {
+ (void) printf(gettext("resilver in progress since %s"),
+ ctime(&start));
+ }
+
+ scanned = ps->pss_examined;
+ pass_scanned = ps->pss_pass_exam;
+ issued = ps->pss_issued;
+ pass_issued = ps->pss_pass_issued;
+ total = ps->pss_to_examine;
+
+ /* we are only done with a block once we have issued the IO for it */
+ fraction_done = (double)issued / total;
+
+ /* elapsed time for this pass, rounding up to 1 if it's 0 */
+ elapsed = time(NULL) - ps->pss_pass_start;
+ elapsed -= ps->pss_pass_scrub_spent_paused;
+ elapsed = (elapsed != 0) ? elapsed : 1;
+
+ scan_rate = pass_scanned / elapsed;
+ issue_rate = pass_issued / elapsed;
+ total_secs_left = (issue_rate != 0) ?
+ ((total - issued) / issue_rate) : UINT64_MAX;
+
+ days_left = total_secs_left / 60 / 60 / 24;
+ hours_left = (total_secs_left / 60 / 60) % 24;
+ mins_left = (total_secs_left / 60) % 60;
+ secs_left = (total_secs_left % 60);
+
+ /* format all of the numbers we will be reporting */
+ zfs_nicenum(scanned, scanned_buf, sizeof (scanned_buf));
+ zfs_nicenum(issued, issued_buf, sizeof (issued_buf));
+ zfs_nicenum(total, total_buf, sizeof (total_buf));
+ zfs_nicenum(scan_rate, srate_buf, sizeof (srate_buf));
+ zfs_nicenum(issue_rate, irate_buf, sizeof (irate_buf));
+
+ /* doo not print estimated time if we have a paused scrub */
+ if (pause == 0) {
+ (void) printf(gettext("\t%s scanned at %s/s, "
+ "%s issued at %s/s, %s total\n"),
+ scanned_buf, srate_buf, issued_buf, irate_buf, total_buf);
+ } else {
+ (void) printf(gettext("\t%s scanned, %s issued, %s total\n"),
+ scanned_buf, issued_buf, total_buf);
+ }
+
+ if (ps->pss_func == POOL_SCAN_RESILVER) {
+ (void) printf(gettext("\t%s resilvered, %.2f%% done"),
+ processed_buf, 100 * fraction_done);
+ } else if (ps->pss_func == POOL_SCAN_SCRUB) {
+ (void) printf(gettext("\t%s repaired, %.2f%% done"),
+ processed_buf, 100 * fraction_done);
+ }
+
+ if (pause == 0) {
+ if (issue_rate >= 10 * 1024 * 1024) {
+ (void) printf(gettext(", %llu days "
+ "%02llu:%02llu:%02llu to go\n"),
+ (u_longlong_t)days_left, (u_longlong_t)hours_left,
+ (u_longlong_t)mins_left, (u_longlong_t)secs_left);
+ } else {
+ (void) printf(gettext(", no estimated "
+ "completion time\n"));
+ }
+ } else {
+ (void) printf(gettext("\n"));
+ }
+}
+
+/*
+ * As we don't scrub checkpointed blocks, we want to warn the
+ * user that we skipped scanning some blocks if a checkpoint exists
+ * or existed at any time during the scan.
+ */
+static void
+print_checkpoint_scan_warning(pool_scan_stat_t *ps, pool_checkpoint_stat_t *pcs)
+{
+ if (ps == NULL || pcs == NULL)
+ return;
+
+ if (pcs->pcs_state == CS_NONE ||
+ pcs->pcs_state == CS_CHECKPOINT_DISCARDING)
+ return;
+
+ assert(pcs->pcs_state == CS_CHECKPOINT_EXISTS);
+
+ if (ps->pss_state == DSS_NONE)
+ return;
+
+ if ((ps->pss_state == DSS_FINISHED || ps->pss_state == DSS_CANCELED) &&
+ ps->pss_end_time < pcs->pcs_start_time)
+ return;
+
+ if (ps->pss_state == DSS_FINISHED || ps->pss_state == DSS_CANCELED) {
+ (void) printf(gettext(" scan warning: skipped blocks "
+ "that are only referenced by the checkpoint.\n"));
+ } else {
+ assert(ps->pss_state == DSS_SCANNING);
+ (void) printf(gettext(" scan warning: skipping blocks "
+ "that are only referenced by the checkpoint.\n"));
+ }
+}
+
+/*
+ * Print out detailed removal status.
+ */
+static void
+print_removal_status(zpool_handle_t *zhp, pool_removal_stat_t *prs)
+{
+ char copied_buf[7], examined_buf[7], total_buf[7], rate_buf[7];
+ time_t start, end;
+ nvlist_t *config, *nvroot;
+ nvlist_t **child;
+ uint_t children;
+ char *vdev_name;
+
+ if (prs == NULL || prs->prs_state == DSS_NONE)
+ return;
+
+ /*
+ * Determine name of vdev.
+ */
+ config = zpool_get_config(zhp, NULL);
+ nvroot = fnvlist_lookup_nvlist(config,
+ ZPOOL_CONFIG_VDEV_TREE);
+ verify(nvlist_lookup_nvlist_array(nvroot, ZPOOL_CONFIG_CHILDREN,
+ &child, &children) == 0);
+ assert(prs->prs_removing_vdev < children);
+ vdev_name = zpool_vdev_name(g_zfs, zhp,
+ child[prs->prs_removing_vdev], B_TRUE);
+
+ (void) printf(gettext("remove: "));
+
+ start = prs->prs_start_time;
+ end = prs->prs_end_time;
+ zfs_nicenum(prs->prs_copied, copied_buf, sizeof (copied_buf));
+
+ /*
+ * Removal is finished or canceled.
+ */
+ if (prs->prs_state == DSS_FINISHED) {
+ uint64_t minutes_taken = (end - start) / 60;
+
+ (void) printf(gettext("Removal of vdev %llu copied %s "
+ "in %lluh%um, completed on %s"),
+ (longlong_t)prs->prs_removing_vdev,
+ copied_buf,
+ (u_longlong_t)(minutes_taken / 60),
+ (uint_t)(minutes_taken % 60),
+ ctime((time_t *)&end));
+ } else if (prs->prs_state == DSS_CANCELED) {
+ (void) printf(gettext("Removal of %s canceled on %s"),
+ vdev_name, ctime(&end));
+ } else {
+ uint64_t copied, total, elapsed, mins_left, hours_left;
+ double fraction_done;
+ uint_t rate;
+
+ assert(prs->prs_state == DSS_SCANNING);
+
+ /*
+ * Removal is in progress.
+ */
+ (void) printf(gettext(
+ "Evacuation of %s in progress since %s"),
+ vdev_name, ctime(&start));
+
+ copied = prs->prs_copied > 0 ? prs->prs_copied : 1;
+ total = prs->prs_to_copy;
+ fraction_done = (double)copied / total;
+
+ /* elapsed time for this pass */
+ elapsed = time(NULL) - prs->prs_start_time;
+ elapsed = elapsed > 0 ? elapsed : 1;
+ rate = copied / elapsed;
+ rate = rate > 0 ? rate : 1;
+ mins_left = ((total - copied) / rate) / 60;
+ hours_left = mins_left / 60;
+
+ zfs_nicenum(copied, examined_buf, sizeof (examined_buf));
+ zfs_nicenum(total, total_buf, sizeof (total_buf));
+ zfs_nicenum(rate, rate_buf, sizeof (rate_buf));
+
+ /*
+ * do not print estimated time if hours_left is more than
+ * 30 days
+ */
+ (void) printf(gettext(" %s copied out of %s at %s/s, "
+ "%.2f%% done"),
+ examined_buf, total_buf, rate_buf, 100 * fraction_done);
+ if (hours_left < (30 * 24)) {
+ (void) printf(gettext(", %lluh%um to go\n"),
+ (u_longlong_t)hours_left, (uint_t)(mins_left % 60));
+ } else {
+ (void) printf(gettext(
+ ", (copy is slow, no estimated time)\n"));
+ }
+ }
+
+ if (prs->prs_mapping_memory > 0) {
+ char mem_buf[7];
+ zfs_nicenum(prs->prs_mapping_memory, mem_buf, sizeof (mem_buf));
+ (void) printf(gettext(" %s memory used for "
+ "removed device mappings\n"),
+ mem_buf);
+ }
+}
+
+static void
+print_checkpoint_status(pool_checkpoint_stat_t *pcs)
+{
+ time_t start;
+ char space_buf[7];
+
+ if (pcs == NULL || pcs->pcs_state == CS_NONE)
+ return;
+
+ (void) printf(gettext("checkpoint: "));
+
+ start = pcs->pcs_start_time;
+ zfs_nicenum(pcs->pcs_space, space_buf, sizeof (space_buf));
+
+ if (pcs->pcs_state == CS_CHECKPOINT_EXISTS) {
+ char *date = ctime(&start);
+
+ /*
+ * ctime() adds a newline at the end of the generated
+ * string, thus the weird format specifier and the
+ * strlen() call used to chop it off from the output.
+ */
+ (void) printf(gettext("created %.*s, consumes %s\n"),
+ strlen(date) - 1, date, space_buf);
+ return;
+ }
+
+ assert(pcs->pcs_state == CS_CHECKPOINT_DISCARDING);
+
+ (void) printf(gettext("discarding, %s remaining.\n"),
+ space_buf);
+}
+
+static void
+print_error_log(zpool_handle_t *zhp)
+{
+ nvlist_t *nverrlist = NULL;
+ nvpair_t *elem;
+ char *pathname;
+ size_t len = MAXPATHLEN * 2;
+
+ if (zpool_get_errlog(zhp, &nverrlist) != 0) {
+ (void) printf("errors: List of errors unavailable "
+ "(insufficient privileges)\n");
+ return;
+ }
+
+ (void) printf("errors: Permanent errors have been "
+ "detected in the following files:\n\n");
+
+ pathname = safe_malloc(len);
+ elem = NULL;
+ while ((elem = nvlist_next_nvpair(nverrlist, elem)) != NULL) {
+ nvlist_t *nv;
+ uint64_t dsobj, obj;
+
+ verify(nvpair_value_nvlist(elem, &nv) == 0);
+ verify(nvlist_lookup_uint64(nv, ZPOOL_ERR_DATASET,
+ &dsobj) == 0);
+ verify(nvlist_lookup_uint64(nv, ZPOOL_ERR_OBJECT,
+ &obj) == 0);
+ zpool_obj_to_path(zhp, dsobj, obj, pathname, len);
+ (void) printf("%7s %s\n", "", pathname);
+ }
+ free(pathname);
+ nvlist_free(nverrlist);
+}
+
+static void
+print_spares(zpool_handle_t *zhp, status_cbdata_t *cb, nvlist_t **spares,
+ uint_t nspares)
+{
+ uint_t i;
+ char *name;
+
+ if (nspares == 0)
+ return;
+
+ (void) printf(gettext("\tspares\n"));
+
+ for (i = 0; i < nspares; i++) {
+ name = zpool_vdev_name(g_zfs, zhp, spares[i],
+ cb->cb_name_flags);
+ print_status_config(zhp, cb, name, spares[i], 2, B_TRUE);
+ free(name);
+ }
+}
+
+static void
+print_l2cache(zpool_handle_t *zhp, status_cbdata_t *cb, nvlist_t **l2cache,
+ uint_t nl2cache)
+{
+ uint_t i;
+ char *name;
+
+ if (nl2cache == 0)
+ return;
+
+ (void) printf(gettext("\tcache\n"));
+
+ for (i = 0; i < nl2cache; i++) {
+ name = zpool_vdev_name(g_zfs, zhp, l2cache[i],
+ cb->cb_name_flags);
+ print_status_config(zhp, cb, name, l2cache[i], 2, B_FALSE);
+ free(name);
+ }
+}
+
+static void
+print_dedup_stats(nvlist_t *config)
+{
+ ddt_histogram_t *ddh;
+ ddt_stat_t *dds;
+ ddt_object_t *ddo;
+ uint_t c;
+
+ /*
+ * If the pool was faulted then we may not have been able to
+ * obtain the config. Otherwise, if we have anything in the dedup
+ * table continue processing the stats.
+ */
+ if (nvlist_lookup_uint64_array(config, ZPOOL_CONFIG_DDT_OBJ_STATS,
+ (uint64_t **)&ddo, &c) != 0)
+ return;
+
+ (void) printf("\n");
+ (void) printf(gettext(" dedup: "));
+ if (ddo->ddo_count == 0) {
+ (void) printf(gettext("no DDT entries\n"));
+ return;
+ }
+
+ (void) printf("DDT entries %llu, size %llu on disk, %llu in core\n",
+ (u_longlong_t)ddo->ddo_count,
+ (u_longlong_t)ddo->ddo_dspace,
+ (u_longlong_t)ddo->ddo_mspace);
+
+ verify(nvlist_lookup_uint64_array(config, ZPOOL_CONFIG_DDT_STATS,
+ (uint64_t **)&dds, &c) == 0);
+ verify(nvlist_lookup_uint64_array(config, ZPOOL_CONFIG_DDT_HISTOGRAM,
+ (uint64_t **)&ddh, &c) == 0);
+ zpool_dump_ddt(dds, ddh);
+}
+
+/*
+ * Display a summary of pool status. Displays a summary such as:
+ *
+ * pool: tank
+ * status: DEGRADED
+ * reason: One or more devices ...
+ * see: http://illumos.org/msg/ZFS-xxxx-01
+ * config:
+ * mirror DEGRADED
+ * c1t0d0 OK
+ * c2t0d0 UNAVAIL
+ *
+ * When given the '-v' option, we print out the complete config. If the '-e'
+ * option is specified, then we print out error rate information as well.
+ */
+int
+status_callback(zpool_handle_t *zhp, void *data)
+{
+ status_cbdata_t *cbp = data;
+ nvlist_t *config, *nvroot;
+ char *msgid;
+ int reason;
+ const char *health;
+ uint_t c;
+ vdev_stat_t *vs;
+
+ config = zpool_get_config(zhp, NULL);
+ reason = zpool_get_status(zhp, &msgid);
+
+ cbp->cb_count++;
+
+ /*
+ * If we were given 'zpool status -x', only report those pools with
+ * problems.
+ */
+ if (cbp->cb_explain &&
+ (reason == ZPOOL_STATUS_OK ||
+ reason == ZPOOL_STATUS_VERSION_OLDER ||
+ reason == ZPOOL_STATUS_NON_NATIVE_ASHIFT ||
+ reason == ZPOOL_STATUS_FEAT_DISABLED)) {
+ if (!cbp->cb_allpools) {
+ (void) printf(gettext("pool '%s' is healthy\n"),
+ zpool_get_name(zhp));
+ if (cbp->cb_first)
+ cbp->cb_first = B_FALSE;
+ }
+ return (0);
+ }
+
+ if (cbp->cb_first)
+ cbp->cb_first = B_FALSE;
+ else
+ (void) printf("\n");
+
+ nvroot = fnvlist_lookup_nvlist(config, ZPOOL_CONFIG_VDEV_TREE);
+ verify(nvlist_lookup_uint64_array(nvroot, ZPOOL_CONFIG_VDEV_STATS,
+ (uint64_t **)&vs, &c) == 0);
+ health = zpool_state_to_name(vs->vs_state, vs->vs_aux);
+
+ (void) printf(gettext(" pool: %s\n"), zpool_get_name(zhp));
+ (void) printf(gettext(" state: %s\n"), health);
+
+ switch (reason) {
+ case ZPOOL_STATUS_MISSING_DEV_R:
+ (void) printf(gettext("status: One or more devices could not "
+ "be opened. Sufficient replicas exist for\n\tthe pool to "
+ "continue functioning in a degraded state.\n"));
+ (void) printf(gettext("action: Attach the missing device and "
+ "online it using 'zpool online'.\n"));
+ break;
+
+ case ZPOOL_STATUS_MISSING_DEV_NR:
+ (void) printf(gettext("status: One or more devices could not "
+ "be opened. There are insufficient\n\treplicas for the "
+ "pool to continue functioning.\n"));
+ (void) printf(gettext("action: Attach the missing device and "
+ "online it using 'zpool online'.\n"));
+ break;
+
+ case ZPOOL_STATUS_CORRUPT_LABEL_R:
+ (void) printf(gettext("status: One or more devices could not "
+ "be used because the label is missing or\n\tinvalid. "
+ "Sufficient replicas exist for the pool to continue\n\t"
+ "functioning in a degraded state.\n"));
+ (void) printf(gettext("action: Replace the device using "
+ "'zpool replace'.\n"));
+ break;
+
+ case ZPOOL_STATUS_CORRUPT_LABEL_NR:
+ (void) printf(gettext("status: One or more devices could not "
+ "be used because the label is missing \n\tor invalid. "
+ "There are insufficient replicas for the pool to "
+ "continue\n\tfunctioning.\n"));
+ zpool_explain_recover(zpool_get_handle(zhp),
+ zpool_get_name(zhp), reason, config);
+ break;
+
+ case ZPOOL_STATUS_FAILING_DEV:
+ (void) printf(gettext("status: One or more devices has "
+ "experienced an unrecoverable error. An\n\tattempt was "
+ "made to correct the error. Applications are "
+ "unaffected.\n"));
+ (void) printf(gettext("action: Determine if the device needs "
+ "to be replaced, and clear the errors\n\tusing "
+ "'zpool clear' or replace the device with 'zpool "
+ "replace'.\n"));
+ break;
+
+ case ZPOOL_STATUS_OFFLINE_DEV:
+ (void) printf(gettext("status: One or more devices has "
+ "been taken offline by the administrator.\n\tSufficient "
+ "replicas exist for the pool to continue functioning in "
+ "a\n\tdegraded state.\n"));
+ (void) printf(gettext("action: Online the device using "
+ "'zpool online' or replace the device with\n\t'zpool "
+ "replace'.\n"));
+ break;
+
+ case ZPOOL_STATUS_REMOVED_DEV:
+ (void) printf(gettext("status: One or more devices has "
+ "been removed by the administrator.\n\tSufficient "
+ "replicas exist for the pool to continue functioning in "
+ "a\n\tdegraded state.\n"));
+ (void) printf(gettext("action: Online the device using "
+ "'zpool online' or replace the device with\n\t'zpool "
+ "replace'.\n"));
+ break;
+
+ case ZPOOL_STATUS_RESILVERING:
+ (void) printf(gettext("status: One or more devices is "
+ "currently being resilvered. The pool will\n\tcontinue "
+ "to function, possibly in a degraded state.\n"));
+ (void) printf(gettext("action: Wait for the resilver to "
+ "complete.\n"));
+ break;
+
+ case ZPOOL_STATUS_CORRUPT_DATA:
+ (void) printf(gettext("status: One or more devices has "
+ "experienced an error resulting in data\n\tcorruption. "
+ "Applications may be affected.\n"));
+ (void) printf(gettext("action: Restore the file in question "
+ "if possible. Otherwise restore the\n\tentire pool from "
+ "backup.\n"));
+ break;
+
+ case ZPOOL_STATUS_CORRUPT_POOL:
+ (void) printf(gettext("status: The pool metadata is corrupted "
+ "and the pool cannot be opened.\n"));
+ zpool_explain_recover(zpool_get_handle(zhp),
+ zpool_get_name(zhp), reason, config);
+ break;
+
+ case ZPOOL_STATUS_VERSION_OLDER:
+ (void) printf(gettext("status: The pool is formatted using a "
+ "legacy on-disk format. The pool can\n\tstill be used, "
+ "but some features are unavailable.\n"));
+ (void) printf(gettext("action: Upgrade the pool using 'zpool "
+ "upgrade'. Once this is done, the\n\tpool will no longer "
+ "be accessible on software that does not support feature\n"
+ "\tflags.\n"));
+ break;
+
+ case ZPOOL_STATUS_VERSION_NEWER:
+ (void) printf(gettext("status: The pool has been upgraded to a "
+ "newer, incompatible on-disk version.\n\tThe pool cannot "
+ "be accessed on this system.\n"));
+ (void) printf(gettext("action: Access the pool from a system "
+ "running more recent software, or\n\trestore the pool from "
+ "backup.\n"));
+ break;
+
+ case ZPOOL_STATUS_FEAT_DISABLED:
+ (void) printf(gettext("status: Some supported features are not "
+ "enabled on the pool. The pool can\n\tstill be used, but "
+ "some features are unavailable.\n"));
+ (void) printf(gettext("action: Enable all features using "
+ "'zpool upgrade'. Once this is done,\n\tthe pool may no "
+ "longer be accessible by software that does not support\n\t"
+ "the features. See zpool-features(7) for details.\n"));
+ break;
+
+ case ZPOOL_STATUS_UNSUP_FEAT_READ:
+ (void) printf(gettext("status: The pool cannot be accessed on "
+ "this system because it uses the\n\tfollowing feature(s) "
+ "not supported on this system:\n"));
+ zpool_print_unsup_feat(config);
+ (void) printf("\n");
+ (void) printf(gettext("action: Access the pool from a system "
+ "that supports the required feature(s),\n\tor restore the "
+ "pool from backup.\n"));
+ break;
+
+ case ZPOOL_STATUS_UNSUP_FEAT_WRITE:
+ (void) printf(gettext("status: The pool can only be accessed "
+ "in read-only mode on this system. It\n\tcannot be "
+ "accessed in read-write mode because it uses the "
+ "following\n\tfeature(s) not supported on this system:\n"));
+ zpool_print_unsup_feat(config);
+ (void) printf("\n");
+ (void) printf(gettext("action: The pool cannot be accessed in "
+ "read-write mode. Import the pool with\n"
+ "\t\"-o readonly=on\", access the pool from a system that "
+ "supports the\n\trequired feature(s), or restore the "
+ "pool from backup.\n"));
+ break;
+
+ case ZPOOL_STATUS_FAULTED_DEV_R:
+ (void) printf(gettext("status: One or more devices are "
+ "faulted in response to persistent errors.\n\tSufficient "
+ "replicas exist for the pool to continue functioning "
+ "in a\n\tdegraded state.\n"));
+ (void) printf(gettext("action: Replace the faulted device, "
+ "or use 'zpool clear' to mark the device\n\trepaired.\n"));
+ break;
+
+ case ZPOOL_STATUS_FAULTED_DEV_NR:
+ (void) printf(gettext("status: One or more devices are "
+ "faulted in response to persistent errors. There are "
+ "insufficient replicas for the pool to\n\tcontinue "
+ "functioning.\n"));
+ (void) printf(gettext("action: Destroy and re-create the pool "
+ "from a backup source. Manually marking the device\n"
+ "\trepaired using 'zpool clear' may allow some data "
+ "to be recovered.\n"));
+ break;
+
+ case ZPOOL_STATUS_IO_FAILURE_MMP:
+ (void) printf(gettext("status: The pool is suspended because "
+ "multihost writes failed or were delayed;\n\tanother "
+ "system could import the pool undetected.\n"));
+ (void) printf(gettext("action: Make sure the pool's devices "
+ "are connected, then reboot your system and\n\timport the "
+ "pool.\n"));
+ break;
+
+ case ZPOOL_STATUS_IO_FAILURE_WAIT:
+ case ZPOOL_STATUS_IO_FAILURE_CONTINUE:
+ (void) printf(gettext("status: One or more devices are "
+ "faulted in response to IO failures.\n"));
+ (void) printf(gettext("action: Make sure the affected devices "
+ "are connected, then run 'zpool clear'.\n"));
+ break;
+
+ case ZPOOL_STATUS_BAD_LOG:
+ (void) printf(gettext("status: An intent log record "
+ "could not be read.\n"
+ "\tWaiting for adminstrator intervention to fix the "
+ "faulted pool.\n"));
+ (void) printf(gettext("action: Either restore the affected "
+ "device(s) and run 'zpool online',\n"
+ "\tor ignore the intent log records by running "
+ "'zpool clear'.\n"));
+ break;
+
+ case ZPOOL_STATUS_NON_NATIVE_ASHIFT:
+ (void) printf(gettext("status: One or more devices are "
+ "configured to use a non-native block size.\n"
+ "\tExpect reduced performance.\n"));
+ (void) printf(gettext("action: Replace affected devices with "
+ "devices that support the\n\tconfigured block size, or "
+ "migrate data to a properly configured\n\tpool.\n"));
+ break;
+
+ default:
+ /*
+ * The remaining errors can't actually be generated, yet.
+ */
+ assert(reason == ZPOOL_STATUS_OK);
+ }
+
+ if (msgid != NULL)
+ (void) printf(gettext(" see: http://illumos.org/msg/%s\n"),
+ msgid);
+
+ if (config != NULL) {
+ uint64_t nerr;
+ nvlist_t **spares, **l2cache;
+ uint_t nspares, nl2cache;
+ pool_checkpoint_stat_t *pcs = NULL;
+ pool_scan_stat_t *ps = NULL;
+ pool_removal_stat_t *prs = NULL;
+
+ (void) nvlist_lookup_uint64_array(nvroot,
+ ZPOOL_CONFIG_CHECKPOINT_STATS, (uint64_t **)&pcs, &c);
+ (void) nvlist_lookup_uint64_array(nvroot,
+ ZPOOL_CONFIG_SCAN_STATS, (uint64_t **)&ps, &c);
+ (void) nvlist_lookup_uint64_array(nvroot,
+ ZPOOL_CONFIG_REMOVAL_STATS, (uint64_t **)&prs, &c);
+
+ print_scan_status(ps);
+ print_checkpoint_scan_warning(ps, pcs);
+ print_removal_status(zhp, prs);
+ print_checkpoint_status(pcs);
+
+ cbp->cb_namewidth = max_width(zhp, nvroot, 0, 0,
+ cbp->cb_name_flags);
+ if (cbp->cb_namewidth < 10)
+ cbp->cb_namewidth = 10;
+
+ (void) printf(gettext("config:\n\n"));
+ (void) printf(gettext("\t%-*s %-8s %5s %5s %5s\n"),
+ cbp->cb_namewidth, "NAME", "STATE", "READ", "WRITE",
+ "CKSUM");
+
+ print_status_config(zhp, cbp, zpool_get_name(zhp), nvroot, 0,
+ B_FALSE);
+
+ print_class_vdevs(zhp, cbp, nvroot, VDEV_ALLOC_BIAS_DEDUP);
+ print_class_vdevs(zhp, cbp, nvroot, VDEV_ALLOC_BIAS_SPECIAL);
+ print_class_vdevs(zhp, cbp, nvroot, VDEV_ALLOC_CLASS_LOGS);
+
+ if (nvlist_lookup_nvlist_array(nvroot, ZPOOL_CONFIG_L2CACHE,
+ &l2cache, &nl2cache) == 0)
+ print_l2cache(zhp, cbp, l2cache, nl2cache);
+
+ if (nvlist_lookup_nvlist_array(nvroot, ZPOOL_CONFIG_SPARES,
+ &spares, &nspares) == 0)
+ print_spares(zhp, cbp, spares, nspares);
+
+ if (nvlist_lookup_uint64(config, ZPOOL_CONFIG_ERRCOUNT,
+ &nerr) == 0) {
+ nvlist_t *nverrlist = NULL;
+
+ /*
+ * If the approximate error count is small, get a
+ * precise count by fetching the entire log and
+ * uniquifying the results.
+ */
+ if (nerr > 0 && nerr < 100 && !cbp->cb_verbose &&
+ zpool_get_errlog(zhp, &nverrlist) == 0) {
+ nvpair_t *elem;
+
+ elem = NULL;
+ nerr = 0;
+ while ((elem = nvlist_next_nvpair(nverrlist,
+ elem)) != NULL) {
+ nerr++;
+ }
+ }
+ nvlist_free(nverrlist);
+
+ (void) printf("\n");
+
+ if (nerr == 0)
+ (void) printf(gettext("errors: No known data "
+ "errors\n"));
+ else if (!cbp->cb_verbose)
+ (void) printf(gettext("errors: %llu data "
+ "errors, use '-v' for a list\n"),
+ (u_longlong_t)nerr);
+ else
+ print_error_log(zhp);
+ }
+
+ if (cbp->cb_dedup_stats)
+ print_dedup_stats(config);
+ } else {
+ (void) printf(gettext("config: The configuration cannot be "
+ "determined.\n"));
+ }
+
+ return (0);
+}
+
+/*
+ * zpool status [-gLPvx] [-T d|u] [pool] ... [interval [count]]
+ *
+ * -g Display guid for individual vdev name.
+ * -L Follow links when resolving vdev path name.
+ * -P Display full path for vdev name.
+ * -v Display complete error logs
+ * -x Display only pools with potential problems
+ * -D Display dedup status (undocumented)
+ * -T Display a timestamp in date(1) or Unix format
+ *
+ * Describes the health status of all pools or some subset.
+ */
+int
+zpool_do_status(int argc, char **argv)
+{
+ int c;
+ int ret;
+ unsigned long interval = 0, count = 0;
+ status_cbdata_t cb = { 0 };
+
+ /* check options */
+ while ((c = getopt(argc, argv, "gLPvxDT:")) != -1) {
+ switch (c) {
+ case 'g':
+ cb.cb_name_flags |= VDEV_NAME_GUID;
+ break;
+ case 'L':
+ cb.cb_name_flags |= VDEV_NAME_FOLLOW_LINKS;
+ break;
+ case 'P':
+ cb.cb_name_flags |= VDEV_NAME_PATH;
+ break;
+ case 'v':
+ cb.cb_verbose = B_TRUE;
+ break;
+ case 'x':
+ cb.cb_explain = B_TRUE;
+ break;
+ case 'D':
+ cb.cb_dedup_stats = B_TRUE;
+ break;
+ case 'T':
+ get_timestamp_arg(*optarg);
+ break;
+ case '?':
+ (void) fprintf(stderr, gettext("invalid option '%c'\n"),
+ optopt);
+ usage(B_FALSE);
+ }
+ }
+
+ argc -= optind;
+ argv += optind;
+
+ get_interval_count(&argc, argv, &interval, &count);
+
+ if (argc == 0)
+ cb.cb_allpools = B_TRUE;
+
+ cb.cb_first = B_TRUE;
+ cb.cb_print_status = B_TRUE;
+
+ for (;;) {
+ if (timestamp_fmt != NODATE)
+ print_timestamp(timestamp_fmt);
+
+ ret = for_each_pool(argc, argv, B_TRUE, NULL,
+ status_callback, &cb);
+
+ if (argc == 0 && cb.cb_count == 0)
+ (void) printf(gettext("no pools available\n"));
+ else if (cb.cb_explain && cb.cb_first && cb.cb_allpools)
+ (void) printf(gettext("all pools are healthy\n"));
+
+ if (ret != 0)
+ return (ret);
+
+ if (interval == 0)
+ break;
+
+ if (count != 0 && --count == 0)
+ break;
+
+ (void) sleep(interval);
+ }
+
+ return (0);
+}
+
+typedef struct upgrade_cbdata {
+ boolean_t cb_first;
+ boolean_t cb_unavail;
+ char cb_poolname[ZFS_MAX_DATASET_NAME_LEN];
+ int cb_argc;
+ uint64_t cb_version;
+ char **cb_argv;
+} upgrade_cbdata_t;
+
+#ifdef __FreeBSD__
+static int
+is_root_pool(zpool_handle_t *zhp)
+{
+ static struct statfs sfs;
+ static char *poolname = NULL;
+ static boolean_t stated = B_FALSE;
+ char *slash;
+
+ if (!stated) {
+ stated = B_TRUE;
+ if (statfs("/", &sfs) == -1) {
+ (void) fprintf(stderr,
+ "Unable to stat root file system: %s.\n",
+ strerror(errno));
+ return (0);
+ }
+ if (strcmp(sfs.f_fstypename, "zfs") != 0)
+ return (0);
+ poolname = sfs.f_mntfromname;
+ if ((slash = strchr(poolname, '/')) != NULL)
+ *slash = '\0';
+ }
+ return (poolname != NULL && strcmp(poolname, zpool_get_name(zhp)) == 0);
+}
+
+static void
+root_pool_upgrade_check(zpool_handle_t *zhp, char *poolname, int size)
+{
+
+ if (poolname[0] == '\0' && is_root_pool(zhp))
+ (void) strlcpy(poolname, zpool_get_name(zhp), size);
+}
+#endif /* FreeBSD */
+
+static int
+upgrade_version(zpool_handle_t *zhp, uint64_t version)
+{
+ int ret;
+ nvlist_t *config;
+ uint64_t oldversion;
+
+ config = zpool_get_config(zhp, NULL);
+ verify(nvlist_lookup_uint64(config, ZPOOL_CONFIG_VERSION,
+ &oldversion) == 0);
+
+ assert(SPA_VERSION_IS_SUPPORTED(oldversion));
+ assert(oldversion < version);
+
+ ret = zpool_upgrade(zhp, version);
+ if (ret != 0)
+ return (ret);
+
+ if (version >= SPA_VERSION_FEATURES) {
+ (void) printf(gettext("Successfully upgraded "
+ "'%s' from version %llu to feature flags.\n"),
+ zpool_get_name(zhp), oldversion);
+ } else {
+ (void) printf(gettext("Successfully upgraded "
+ "'%s' from version %llu to version %llu.\n"),
+ zpool_get_name(zhp), oldversion, version);
+ }
+
+ return (0);
+}
+
+static int
+upgrade_enable_all(zpool_handle_t *zhp, int *countp)
+{
+ int i, ret, count;
+ boolean_t firstff = B_TRUE;
+ nvlist_t *enabled = zpool_get_features(zhp);
+
+ count = 0;
+ for (i = 0; i < SPA_FEATURES; i++) {
+ const char *fname = spa_feature_table[i].fi_uname;
+ const char *fguid = spa_feature_table[i].fi_guid;
+ if (!nvlist_exists(enabled, fguid)) {
+ char *propname;
+ verify(-1 != asprintf(&propname, "feature@%s", fname));
+ ret = zpool_set_prop(zhp, propname,
+ ZFS_FEATURE_ENABLED);
+ if (ret != 0) {
+ free(propname);
+ return (ret);
+ }
+ count++;
+
+ if (firstff) {
+ (void) printf(gettext("Enabled the "
+ "following features on '%s':\n"),
+ zpool_get_name(zhp));
+ firstff = B_FALSE;
+ }
+ (void) printf(gettext(" %s\n"), fname);
+ free(propname);
+ }
+ }
+
+ if (countp != NULL)
+ *countp = count;
+ return (0);
+}
+
+static int
+upgrade_cb(zpool_handle_t *zhp, void *arg)
+{
+ upgrade_cbdata_t *cbp = arg;
+ nvlist_t *config;
+ uint64_t version;
+ boolean_t printnl = B_FALSE;
+ int ret;
+
+ if (zpool_get_state(zhp) == POOL_STATE_UNAVAIL) {
+ (void) fprintf(stderr, gettext("cannot upgrade '%s': pool is "
+ "currently unavailable.\n\n"), zpool_get_name(zhp));
+ cbp->cb_unavail = B_TRUE;
+ /* Allow iteration to continue. */
+ return (0);
+ }
+
+ config = zpool_get_config(zhp, NULL);
+ verify(nvlist_lookup_uint64(config, ZPOOL_CONFIG_VERSION,
+ &version) == 0);
+
+ assert(SPA_VERSION_IS_SUPPORTED(version));
+
+ if (version < cbp->cb_version) {
+ cbp->cb_first = B_FALSE;
+ ret = upgrade_version(zhp, cbp->cb_version);
+ if (ret != 0)
+ return (ret);
+#ifdef __FreeBSD__
+ root_pool_upgrade_check(zhp, cbp->cb_poolname,
+ sizeof(cbp->cb_poolname));
+#endif /* __FreeBSD__ */
+ printnl = B_TRUE;
+
+#ifdef illumos
+ /*
+ * If they did "zpool upgrade -a", then we could
+ * be doing ioctls to different pools. We need
+ * to log this history once to each pool, and bypass
+ * the normal history logging that happens in main().
+ */
+ (void) zpool_log_history(g_zfs, history_str);
+ log_history = B_FALSE;
+#endif
+ }
+
+ if (cbp->cb_version >= SPA_VERSION_FEATURES) {
+ int count;
+ ret = upgrade_enable_all(zhp, &count);
+ if (ret != 0)
+ return (ret);
+
+ if (count > 0) {
+ cbp->cb_first = B_FALSE;
+ printnl = B_TRUE;
+#ifdef __FreeBSD__
+ root_pool_upgrade_check(zhp, cbp->cb_poolname,
+ sizeof(cbp->cb_poolname));
+#endif /* __FreeBSD__ */
+ /*
+ * If they did "zpool upgrade -a", then we could
+ * be doing ioctls to different pools. We need
+ * to log this history once to each pool, and bypass
+ * the normal history logging that happens in main().
+ */
+ (void) zpool_log_history(g_zfs, history_str);
+ log_history = B_FALSE;
+ }
+ }
+
+ if (printnl) {
+ (void) printf(gettext("\n"));
+ }
+
+ return (0);
+}
+
+static int
+upgrade_list_unavail(zpool_handle_t *zhp, void *arg)
+{
+ upgrade_cbdata_t *cbp = arg;
+
+ if (zpool_get_state(zhp) == POOL_STATE_UNAVAIL) {
+ if (cbp->cb_first) {
+ (void) fprintf(stderr, gettext("The following pools "
+ "are unavailable and cannot be upgraded as this "
+ "time.\n\n"));
+ (void) fprintf(stderr, gettext("POOL\n"));
+ (void) fprintf(stderr, gettext("------------\n"));
+ cbp->cb_first = B_FALSE;
+ }
+ (void) printf(gettext("%s\n"), zpool_get_name(zhp));
+ cbp->cb_unavail = B_TRUE;
+ }
+ return (0);
+}
+
+static int
+upgrade_list_older_cb(zpool_handle_t *zhp, void *arg)
+{
+ upgrade_cbdata_t *cbp = arg;
+ nvlist_t *config;
+ uint64_t version;
+
+ if (zpool_get_state(zhp) == POOL_STATE_UNAVAIL) {
+ /*
+ * This will have been reported by upgrade_list_unavail so
+ * just allow iteration to continue.
+ */
+ cbp->cb_unavail = B_TRUE;
+ return (0);
+ }
+
+ config = zpool_get_config(zhp, NULL);
+ verify(nvlist_lookup_uint64(config, ZPOOL_CONFIG_VERSION,
+ &version) == 0);
+
+ assert(SPA_VERSION_IS_SUPPORTED(version));
+
+ if (version < SPA_VERSION_FEATURES) {
+ if (cbp->cb_first) {
+ (void) printf(gettext("The following pools are "
+ "formatted with legacy version numbers and can\n"
+ "be upgraded to use feature flags. After "
+ "being upgraded, these pools\nwill no "
+ "longer be accessible by software that does not "
+ "support feature\nflags.\n\n"));
+ (void) printf(gettext("VER POOL\n"));
+ (void) printf(gettext("--- ------------\n"));
+ cbp->cb_first = B_FALSE;
+ }
+
+ (void) printf("%2llu %s\n", (u_longlong_t)version,
+ zpool_get_name(zhp));
+ }
+
+ return (0);
+}
+
+static int
+upgrade_list_disabled_cb(zpool_handle_t *zhp, void *arg)
+{
+ upgrade_cbdata_t *cbp = arg;
+ nvlist_t *config;
+ uint64_t version;
+
+ if (zpool_get_state(zhp) == POOL_STATE_UNAVAIL) {
+ /*
+ * This will have been reported by upgrade_list_unavail so
+ * just allow iteration to continue.
+ */
+ cbp->cb_unavail = B_TRUE;
+ return (0);
+ }
+
+ config = zpool_get_config(zhp, NULL);
+ verify(nvlist_lookup_uint64(config, ZPOOL_CONFIG_VERSION,
+ &version) == 0);
+
+ if (version >= SPA_VERSION_FEATURES) {
+ int i;
+ boolean_t poolfirst = B_TRUE;
+ nvlist_t *enabled = zpool_get_features(zhp);
+
+ for (i = 0; i < SPA_FEATURES; i++) {
+ const char *fguid = spa_feature_table[i].fi_guid;
+ const char *fname = spa_feature_table[i].fi_uname;
+ if (!nvlist_exists(enabled, fguid)) {
+ if (cbp->cb_first) {
+ (void) printf(gettext("\nSome "
+ "supported features are not "
+ "enabled on the following pools. "
+ "Once a\nfeature is enabled the "
+ "pool may become incompatible with "
+ "software\nthat does not support "
+ "the feature. See "
+ "zpool-features(7) for "
+ "details.\n\n"));
+ (void) printf(gettext("POOL "
+ "FEATURE\n"));
+ (void) printf(gettext("------"
+ "---------\n"));
+ cbp->cb_first = B_FALSE;
+ }
+
+ if (poolfirst) {
+ (void) printf(gettext("%s\n"),
+ zpool_get_name(zhp));
+ poolfirst = B_FALSE;
+ }
+
+ (void) printf(gettext(" %s\n"), fname);
+ }
+ }
+ }
+
+ return (0);
+}
+
+/* ARGSUSED */
+static int
+upgrade_one(zpool_handle_t *zhp, void *data)
+{
+ boolean_t printnl = B_FALSE;
+ upgrade_cbdata_t *cbp = data;
+ uint64_t cur_version;
+ int ret;
+
+ if (zpool_get_state(zhp) == POOL_STATE_UNAVAIL) {
+ (void) fprintf(stderr, gettext("cannot upgrade '%s': pool is "
+ "is currently unavailable.\n\n"), zpool_get_name(zhp));
+ cbp->cb_unavail = B_TRUE;
+ return (1);
+ }
+
+ if (strcmp("log", zpool_get_name(zhp)) == 0) {
+ (void) printf(gettext("'log' is now a reserved word\n"
+ "Pool 'log' must be renamed using export and import"
+ " to upgrade.\n\n"));
+ return (1);
+ }
+
+ cur_version = zpool_get_prop_int(zhp, ZPOOL_PROP_VERSION, NULL);
+ if (cur_version > cbp->cb_version) {
+ (void) printf(gettext("Pool '%s' is already formatted "
+ "using more current version '%llu'.\n\n"),
+ zpool_get_name(zhp), cur_version);
+ return (0);
+ }
+
+ if (cbp->cb_version != SPA_VERSION && cur_version == cbp->cb_version) {
+ (void) printf(gettext("Pool '%s' is already formatted "
+ "using version %llu.\n\n"), zpool_get_name(zhp),
+ cbp->cb_version);
+ return (0);
+ }
+
+ if (cur_version != cbp->cb_version) {
+ printnl = B_TRUE;
+ ret = upgrade_version(zhp, cbp->cb_version);
+ if (ret != 0)
+ return (ret);
+#ifdef __FreeBSD__
+ root_pool_upgrade_check(zhp, cbp->cb_poolname,
+ sizeof(cbp->cb_poolname));
+#endif /* __FreeBSD__ */
+ }
+
+ if (cbp->cb_version >= SPA_VERSION_FEATURES) {
+ int count = 0;
+ ret = upgrade_enable_all(zhp, &count);
+ if (ret != 0)
+ return (ret);
+
+ if (count != 0) {
+ printnl = B_TRUE;
+#ifdef __FreeBSD__
+ root_pool_upgrade_check(zhp, cbp->cb_poolname,
+ sizeof(cbp->cb_poolname));
+#endif /* __FreeBSD __*/
+ } else if (cur_version == SPA_VERSION) {
+ (void) printf(gettext("Pool '%s' already has all "
+ "supported features enabled.\n\n"),
+ zpool_get_name(zhp));
+ }
+ }
+
+ if (printnl) {
+ (void) printf(gettext("\n"));
+ }
+
+ return (0);
+}
+
+/*
+ * zpool upgrade
+ * zpool upgrade -v
+ * zpool upgrade [-V version] <-a | pool ...>
+ *
+ * With no arguments, display downrev'd ZFS pool available for upgrade.
+ * Individual pools can be upgraded by specifying the pool, and '-a' will
+ * upgrade all pools.
+ */
+int
+zpool_do_upgrade(int argc, char **argv)
+{
+ int c;
+ upgrade_cbdata_t cb = { 0 };
+ int ret = 0;
+ boolean_t showversions = B_FALSE;
+ boolean_t upgradeall = B_FALSE;
+ char *end;
+
+
+ /* check options */
+ while ((c = getopt(argc, argv, ":avV:")) != -1) {
+ switch (c) {
+ case 'a':
+ upgradeall = B_TRUE;
+ break;
+ case 'v':
+ showversions = B_TRUE;
+ break;
+ case 'V':
+ cb.cb_version = strtoll(optarg, &end, 10);
+ if (*end != '\0' ||
+ !SPA_VERSION_IS_SUPPORTED(cb.cb_version)) {
+ (void) fprintf(stderr,
+ gettext("invalid version '%s'\n"), optarg);
+ usage(B_FALSE);
+ }
+ break;
+ case ':':
+ (void) fprintf(stderr, gettext("missing argument for "
+ "'%c' option\n"), optopt);
+ usage(B_FALSE);
+ break;
+ case '?':
+ (void) fprintf(stderr, gettext("invalid option '%c'\n"),
+ optopt);
+ usage(B_FALSE);
+ }
+ }
+
+ cb.cb_argc = argc;
+ cb.cb_argv = argv;
+ argc -= optind;
+ argv += optind;
+
+ if (cb.cb_version == 0) {
+ cb.cb_version = SPA_VERSION;
+ } else if (!upgradeall && argc == 0) {
+ (void) fprintf(stderr, gettext("-V option is "
+ "incompatible with other arguments\n"));
+ usage(B_FALSE);
+ }
+
+ if (showversions) {
+ if (upgradeall || argc != 0) {
+ (void) fprintf(stderr, gettext("-v option is "
+ "incompatible with other arguments\n"));
+ usage(B_FALSE);
+ }
+ } else if (upgradeall) {
+ if (argc != 0) {
+ (void) fprintf(stderr, gettext("-a option should not "
+ "be used along with a pool name\n"));
+ usage(B_FALSE);
+ }
+ }
+
+ (void) printf(gettext("This system supports ZFS pool feature "
+ "flags.\n\n"));
+ if (showversions) {
+ int i;
+
+ (void) printf(gettext("The following features are "
+ "supported:\n\n"));
+ (void) printf(gettext("FEAT DESCRIPTION\n"));
+ (void) printf("----------------------------------------------"
+ "---------------\n");
+ for (i = 0; i < SPA_FEATURES; i++) {
+ zfeature_info_t *fi = &spa_feature_table[i];
+ const char *ro =
+ (fi->fi_flags & ZFEATURE_FLAG_READONLY_COMPAT) ?
+ " (read-only compatible)" : "";
+
+ (void) printf("%-37s%s\n", fi->fi_uname, ro);
+ (void) printf(" %s\n", fi->fi_desc);
+ }
+ (void) printf("\n");
+
+ (void) printf(gettext("The following legacy versions are also "
+ "supported:\n\n"));
+ (void) printf(gettext("VER DESCRIPTION\n"));
+ (void) printf("--- -----------------------------------------"
+ "---------------\n");
+ (void) printf(gettext(" 1 Initial ZFS version\n"));
+ (void) printf(gettext(" 2 Ditto blocks "
+ "(replicated metadata)\n"));
+ (void) printf(gettext(" 3 Hot spares and double parity "
+ "RAID-Z\n"));
+ (void) printf(gettext(" 4 zpool history\n"));
+ (void) printf(gettext(" 5 Compression using the gzip "
+ "algorithm\n"));
+ (void) printf(gettext(" 6 bootfs pool property\n"));
+ (void) printf(gettext(" 7 Separate intent log devices\n"));
+ (void) printf(gettext(" 8 Delegated administration\n"));
+ (void) printf(gettext(" 9 refquota and refreservation "
+ "properties\n"));
+ (void) printf(gettext(" 10 Cache devices\n"));
+ (void) printf(gettext(" 11 Improved scrub performance\n"));
+ (void) printf(gettext(" 12 Snapshot properties\n"));
+ (void) printf(gettext(" 13 snapused property\n"));
+ (void) printf(gettext(" 14 passthrough-x aclinherit\n"));
+ (void) printf(gettext(" 15 user/group space accounting\n"));
+ (void) printf(gettext(" 16 stmf property support\n"));
+ (void) printf(gettext(" 17 Triple-parity RAID-Z\n"));
+ (void) printf(gettext(" 18 Snapshot user holds\n"));
+ (void) printf(gettext(" 19 Log device removal\n"));
+ (void) printf(gettext(" 20 Compression using zle "
+ "(zero-length encoding)\n"));
+ (void) printf(gettext(" 21 Deduplication\n"));
+ (void) printf(gettext(" 22 Received properties\n"));
+ (void) printf(gettext(" 23 Slim ZIL\n"));
+ (void) printf(gettext(" 24 System attributes\n"));
+ (void) printf(gettext(" 25 Improved scrub stats\n"));
+ (void) printf(gettext(" 26 Improved snapshot deletion "
+ "performance\n"));
+ (void) printf(gettext(" 27 Improved snapshot creation "
+ "performance\n"));
+ (void) printf(gettext(" 28 Multiple vdev replacements\n"));
+ (void) printf(gettext("\nFor more information on a particular "
+ "version, including supported releases,\n"));
+ (void) printf(gettext("see the ZFS Administration Guide.\n\n"));
+ } else if (argc == 0 && upgradeall) {
+ cb.cb_first = B_TRUE;
+ ret = zpool_iter(g_zfs, upgrade_cb, &cb);
+ if (ret == 0 && cb.cb_first) {
+ if (cb.cb_version == SPA_VERSION) {
+ (void) printf(gettext("All %spools are already "
+ "formatted using feature flags.\n\n"),
+ cb.cb_unavail ? gettext("available ") : "");
+ (void) printf(gettext("Every %sfeature flags "
+ "pool already has all supported features "
+ "enabled.\n"),
+ cb.cb_unavail ? gettext("available ") : "");
+ } else {
+ (void) printf(gettext("All pools are already "
+ "formatted with version %llu or higher.\n"),
+ cb.cb_version);
+ }
+ }
+ } else if (argc == 0) {
+ cb.cb_first = B_TRUE;
+ ret = zpool_iter(g_zfs, upgrade_list_unavail, &cb);
+ assert(ret == 0);
+
+ if (!cb.cb_first) {
+ (void) fprintf(stderr, "\n");
+ }
+
+ cb.cb_first = B_TRUE;
+ ret = zpool_iter(g_zfs, upgrade_list_older_cb, &cb);
+ assert(ret == 0);
+
+ if (cb.cb_first) {
+ (void) printf(gettext("All %spools are formatted using "
+ "feature flags.\n\n"), cb.cb_unavail ?
+ gettext("available ") : "");
+ } else {
+ (void) printf(gettext("\nUse 'zpool upgrade -v' "
+ "for a list of available legacy versions.\n"));
+ }
+
+ cb.cb_first = B_TRUE;
+ ret = zpool_iter(g_zfs, upgrade_list_disabled_cb, &cb);
+ assert(ret == 0);
+
+ if (cb.cb_first) {
+ (void) printf(gettext("Every %sfeature flags pool has "
+ "all supported features enabled.\n"),
+ cb.cb_unavail ? gettext("available ") : "");
+ } else {
+ (void) printf(gettext("\n"));
+ }
+ } else {
+ ret = for_each_pool(argc, argv, B_TRUE, NULL,
+ upgrade_one, &cb);
+ }
+
+ if (cb.cb_poolname[0] != '\0') {
+ (void) printf(
+ "If you boot from pool '%s', don't forget to update boot code.\n"
+ "Assuming you use GPT partitioning and da0 is your boot disk\n"
+ "the following command will do it:\n"
+ "\n"
+ "\tgpart bootcode -b /boot/pmbr -p /boot/gptzfsboot -i 1 da0\n\n",
+ cb.cb_poolname);
+ }
+
+ return (ret);
+}
+
+typedef struct hist_cbdata {
+ boolean_t first;
+ boolean_t longfmt;
+ boolean_t internal;
+} hist_cbdata_t;
+
+/*
+ * Print out the command history for a specific pool.
+ */
+static int
+get_history_one(zpool_handle_t *zhp, void *data)
+{
+ nvlist_t *nvhis;
+ nvlist_t **records;
+ uint_t numrecords;
+ int ret, i;
+ hist_cbdata_t *cb = (hist_cbdata_t *)data;
+
+ cb->first = B_FALSE;
+
+ (void) printf(gettext("History for '%s':\n"), zpool_get_name(zhp));
+
+ if ((ret = zpool_get_history(zhp, &nvhis)) != 0)
+ return (ret);
+
+ verify(nvlist_lookup_nvlist_array(nvhis, ZPOOL_HIST_RECORD,
+ &records, &numrecords) == 0);
+ for (i = 0; i < numrecords; i++) {
+ nvlist_t *rec = records[i];
+ char tbuf[30] = "";
+
+ if (nvlist_exists(rec, ZPOOL_HIST_TIME)) {
+ time_t tsec;
+ struct tm t;
+
+ tsec = fnvlist_lookup_uint64(records[i],
+ ZPOOL_HIST_TIME);
+ (void) localtime_r(&tsec, &t);
+ (void) strftime(tbuf, sizeof (tbuf), "%F.%T", &t);
+ }
+
+ if (nvlist_exists(rec, ZPOOL_HIST_CMD)) {
+ (void) printf("%s %s", tbuf,
+ fnvlist_lookup_string(rec, ZPOOL_HIST_CMD));
+ } else if (nvlist_exists(rec, ZPOOL_HIST_INT_EVENT)) {
+ int ievent =
+ fnvlist_lookup_uint64(rec, ZPOOL_HIST_INT_EVENT);
+ if (!cb->internal)
+ continue;
+ if (ievent >= ZFS_NUM_LEGACY_HISTORY_EVENTS) {
+ (void) printf("%s unrecognized record:\n",
+ tbuf);
+ dump_nvlist(rec, 4);
+ continue;
+ }
+ (void) printf("%s [internal %s txg:%lld] %s", tbuf,
+ zfs_history_event_names[ievent],
+ fnvlist_lookup_uint64(rec, ZPOOL_HIST_TXG),
+ fnvlist_lookup_string(rec, ZPOOL_HIST_INT_STR));
+ } else if (nvlist_exists(rec, ZPOOL_HIST_INT_NAME)) {
+ if (!cb->internal)
+ continue;
+ (void) printf("%s [txg:%lld] %s", tbuf,
+ fnvlist_lookup_uint64(rec, ZPOOL_HIST_TXG),
+ fnvlist_lookup_string(rec, ZPOOL_HIST_INT_NAME));
+ if (nvlist_exists(rec, ZPOOL_HIST_DSNAME)) {
+ (void) printf(" %s (%llu)",
+ fnvlist_lookup_string(rec,
+ ZPOOL_HIST_DSNAME),
+ fnvlist_lookup_uint64(rec,
+ ZPOOL_HIST_DSID));
+ }
+ (void) printf(" %s", fnvlist_lookup_string(rec,
+ ZPOOL_HIST_INT_STR));
+ } else if (nvlist_exists(rec, ZPOOL_HIST_IOCTL)) {
+ if (!cb->internal)
+ continue;
+ (void) printf("%s ioctl %s\n", tbuf,
+ fnvlist_lookup_string(rec, ZPOOL_HIST_IOCTL));
+ if (nvlist_exists(rec, ZPOOL_HIST_INPUT_NVL)) {
+ (void) printf(" input:\n");
+ dump_nvlist(fnvlist_lookup_nvlist(rec,
+ ZPOOL_HIST_INPUT_NVL), 8);
+ }
+ if (nvlist_exists(rec, ZPOOL_HIST_OUTPUT_NVL)) {
+ (void) printf(" output:\n");
+ dump_nvlist(fnvlist_lookup_nvlist(rec,
+ ZPOOL_HIST_OUTPUT_NVL), 8);
+ }
+ if (nvlist_exists(rec, ZPOOL_HIST_ERRNO)) {
+ (void) printf(" errno: %lld\n",
+ fnvlist_lookup_int64(rec,
+ ZPOOL_HIST_ERRNO));
+ }
+ } else {
+ if (!cb->internal)
+ continue;
+ (void) printf("%s unrecognized record:\n", tbuf);
+ dump_nvlist(rec, 4);
+ }
+
+ if (!cb->longfmt) {
+ (void) printf("\n");
+ continue;
+ }
+ (void) printf(" [");
+ if (nvlist_exists(rec, ZPOOL_HIST_WHO)) {
+ uid_t who = fnvlist_lookup_uint64(rec, ZPOOL_HIST_WHO);
+ struct passwd *pwd = getpwuid(who);
+ (void) printf("user %d ", (int)who);
+ if (pwd != NULL)
+ (void) printf("(%s) ", pwd->pw_name);
+ }
+ if (nvlist_exists(rec, ZPOOL_HIST_HOST)) {
+ (void) printf("on %s",
+ fnvlist_lookup_string(rec, ZPOOL_HIST_HOST));
+ }
+ if (nvlist_exists(rec, ZPOOL_HIST_ZONE)) {
+ (void) printf(":%s",
+ fnvlist_lookup_string(rec, ZPOOL_HIST_ZONE));
+ }
+ (void) printf("]");
+ (void) printf("\n");
+ }
+ (void) printf("\n");
+ nvlist_free(nvhis);
+
+ return (ret);
+}
+
+/*
+ * zpool history <pool>
+ *
+ * Displays the history of commands that modified pools.
+ */
+int
+zpool_do_history(int argc, char **argv)
+{
+ hist_cbdata_t cbdata = { 0 };
+ int ret;
+ int c;
+
+ cbdata.first = B_TRUE;
+ /* check options */
+ while ((c = getopt(argc, argv, "li")) != -1) {
+ switch (c) {
+ case 'l':
+ cbdata.longfmt = B_TRUE;
+ break;
+ case 'i':
+ cbdata.internal = B_TRUE;
+ break;
+ case '?':
+ (void) fprintf(stderr, gettext("invalid option '%c'\n"),
+ optopt);
+ usage(B_FALSE);
+ }
+ }
+ argc -= optind;
+ argv += optind;
+
+ ret = for_each_pool(argc, argv, B_FALSE, NULL, get_history_one,
+ &cbdata);
+
+ if (argc == 0 && cbdata.first == B_TRUE) {
+ (void) printf(gettext("no pools available\n"));
+ return (0);
+ }
+
+ return (ret);
+}
+
+static int
+get_callback(zpool_handle_t *zhp, void *data)
+{
+ zprop_get_cbdata_t *cbp = (zprop_get_cbdata_t *)data;
+ char value[MAXNAMELEN];
+ zprop_source_t srctype;
+ zprop_list_t *pl;
+
+ for (pl = cbp->cb_proplist; pl != NULL; pl = pl->pl_next) {
+
+ /*
+ * Skip the special fake placeholder. This will also skip
+ * over the name property when 'all' is specified.
+ */
+ if (pl->pl_prop == ZPOOL_PROP_NAME &&
+ pl == cbp->cb_proplist)
+ continue;
+
+ if (pl->pl_prop == ZPROP_INVAL &&
+ (zpool_prop_feature(pl->pl_user_prop) ||
+ zpool_prop_unsupported(pl->pl_user_prop))) {
+ srctype = ZPROP_SRC_LOCAL;
+
+ if (zpool_prop_get_feature(zhp, pl->pl_user_prop,
+ value, sizeof (value)) == 0) {
+ zprop_print_one_property(zpool_get_name(zhp),
+ cbp, pl->pl_user_prop, value, srctype,
+ NULL, NULL);
+ }
+ } else {
+ if (zpool_get_prop(zhp, pl->pl_prop, value,
+ sizeof (value), &srctype, cbp->cb_literal) != 0)
+ continue;
+
+ zprop_print_one_property(zpool_get_name(zhp), cbp,
+ zpool_prop_to_name(pl->pl_prop), value, srctype,
+ NULL, NULL);
+ }
+ }
+ return (0);
+}
+
+/*
+ * zpool get [-Hp] [-o "all" | field[,...]] <"all" | property[,...]> <pool> ...
+ *
+ * -H Scripted mode. Don't display headers, and separate properties
+ * by a single tab.
+ * -o List of columns to display. Defaults to
+ * "name,property,value,source".
+ * -p Diplay values in parsable (exact) format.
+ *
+ * Get properties of pools in the system. Output space statistics
+ * for each one as well as other attributes.
+ */
+int
+zpool_do_get(int argc, char **argv)
+{
+ zprop_get_cbdata_t cb = { 0 };
+ zprop_list_t fake_name = { 0 };
+ int ret;
+ int c, i;
+ char *value;
+
+ cb.cb_first = B_TRUE;
+
+ /*
+ * Set up default columns and sources.
+ */
+ cb.cb_sources = ZPROP_SRC_ALL;
+ cb.cb_columns[0] = GET_COL_NAME;
+ cb.cb_columns[1] = GET_COL_PROPERTY;
+ cb.cb_columns[2] = GET_COL_VALUE;
+ cb.cb_columns[3] = GET_COL_SOURCE;
+ cb.cb_type = ZFS_TYPE_POOL;
+
+ /* check options */
+ while ((c = getopt(argc, argv, ":Hpo:")) != -1) {
+ switch (c) {
+ case 'p':
+ cb.cb_literal = B_TRUE;
+ break;
+ case 'H':
+ cb.cb_scripted = B_TRUE;
+ break;
+ case 'o':
+ bzero(&cb.cb_columns, sizeof (cb.cb_columns));
+ i = 0;
+ while (*optarg != '\0') {
+ static char *col_subopts[] =
+ { "name", "property", "value", "source",
+ "all", NULL };
+
+ if (i == ZFS_GET_NCOLS) {
+ (void) fprintf(stderr, gettext("too "
+ "many fields given to -o "
+ "option\n"));
+ usage(B_FALSE);
+ }
+
+ switch (getsubopt(&optarg, col_subopts,
+ &value)) {
+ case 0:
+ cb.cb_columns[i++] = GET_COL_NAME;
+ break;
+ case 1:
+ cb.cb_columns[i++] = GET_COL_PROPERTY;
+ break;
+ case 2:
+ cb.cb_columns[i++] = GET_COL_VALUE;
+ break;
+ case 3:
+ cb.cb_columns[i++] = GET_COL_SOURCE;
+ break;
+ case 4:
+ if (i > 0) {
+ (void) fprintf(stderr,
+ gettext("\"all\" conflicts "
+ "with specific fields "
+ "given to -o option\n"));
+ usage(B_FALSE);
+ }
+ cb.cb_columns[0] = GET_COL_NAME;
+ cb.cb_columns[1] = GET_COL_PROPERTY;
+ cb.cb_columns[2] = GET_COL_VALUE;
+ cb.cb_columns[3] = GET_COL_SOURCE;
+ i = ZFS_GET_NCOLS;
+ break;
+ default:
+ (void) fprintf(stderr,
+ gettext("invalid column name "
+ "'%s'\n"), suboptarg);
+ usage(B_FALSE);
+ }
+ }
+ break;
+ case '?':
+ (void) fprintf(stderr, gettext("invalid option '%c'\n"),
+ optopt);
+ usage(B_FALSE);
+ }
+ }
+
+ argc -= optind;
+ argv += optind;
+
+ if (argc < 1) {
+ (void) fprintf(stderr, gettext("missing property "
+ "argument\n"));
+ usage(B_FALSE);
+ }
+
+ if (zprop_get_list(g_zfs, argv[0], &cb.cb_proplist,
+ ZFS_TYPE_POOL) != 0)
+ usage(B_FALSE);
+
+ argc--;
+ argv++;
+
+ if (cb.cb_proplist != NULL) {
+ fake_name.pl_prop = ZPOOL_PROP_NAME;
+ fake_name.pl_width = strlen(gettext("NAME"));
+ fake_name.pl_next = cb.cb_proplist;
+ cb.cb_proplist = &fake_name;
+ }
+
+ ret = for_each_pool(argc, argv, B_TRUE, &cb.cb_proplist,
+ get_callback, &cb);
+
+ if (cb.cb_proplist == &fake_name)
+ zprop_free_list(fake_name.pl_next);
+ else
+ zprop_free_list(cb.cb_proplist);
+
+ return (ret);
+}
+
+typedef struct set_cbdata {
+ char *cb_propname;
+ char *cb_value;
+ boolean_t cb_any_successful;
+} set_cbdata_t;
+
+int
+set_callback(zpool_handle_t *zhp, void *data)
+{
+ int error;
+ set_cbdata_t *cb = (set_cbdata_t *)data;
+
+ error = zpool_set_prop(zhp, cb->cb_propname, cb->cb_value);
+
+ if (!error)
+ cb->cb_any_successful = B_TRUE;
+
+ return (error);
+}
+
+int
+zpool_do_set(int argc, char **argv)
+{
+ set_cbdata_t cb = { 0 };
+ int error;
+
+ if (argc > 1 && argv[1][0] == '-') {
+ (void) fprintf(stderr, gettext("invalid option '%c'\n"),
+ argv[1][1]);
+ usage(B_FALSE);
+ }
+
+ if (argc < 2) {
+ (void) fprintf(stderr, gettext("missing property=value "
+ "argument\n"));
+ usage(B_FALSE);
+ }
+
+ if (argc < 3) {
+ (void) fprintf(stderr, gettext("missing pool name\n"));
+ usage(B_FALSE);
+ }
+
+ if (argc > 3) {
+ (void) fprintf(stderr, gettext("too many pool names\n"));
+ usage(B_FALSE);
+ }
+
+ cb.cb_propname = argv[1];
+ cb.cb_value = strchr(cb.cb_propname, '=');
+ if (cb.cb_value == NULL) {
+ (void) fprintf(stderr, gettext("missing value in "
+ "property=value argument\n"));
+ usage(B_FALSE);
+ }
+
+ *(cb.cb_value) = '\0';
+ cb.cb_value++;
+
+ error = for_each_pool(argc - 2, argv + 2, B_TRUE, NULL,
+ set_callback, &cb);
+
+ return (error);
+}
+
+static int
+find_command_idx(char *command, int *idx)
+{
+ int i;
+
+ for (i = 0; i < NCOMMAND; i++) {
+ if (command_table[i].name == NULL)
+ continue;
+
+ if (strcmp(command, command_table[i].name) == 0) {
+ *idx = i;
+ return (0);
+ }
+ }
+ return (1);
+}
+
+int
+main(int argc, char **argv)
+{
+ int ret = 0;
+ int i;
+ char *cmdname;
+
+ (void) setlocale(LC_ALL, "");
+ (void) textdomain(TEXT_DOMAIN);
+
+ if ((g_zfs = libzfs_init()) == NULL) {
+ (void) fprintf(stderr, gettext("internal error: failed to "
+ "initialize ZFS library\n"));
+ return (1);
+ }
+
+ libzfs_print_on_error(g_zfs, B_TRUE);
+
+ opterr = 0;
+
+ /*
+ * Make sure the user has specified some command.
+ */
+ if (argc < 2) {
+ (void) fprintf(stderr, gettext("missing command\n"));
+ usage(B_FALSE);
+ }
+
+ cmdname = argv[1];
+
+ /*
+ * Special case '-?'
+ */
+ if (strcmp(cmdname, "-?") == 0)
+ usage(B_TRUE);
+
+ zfs_save_arguments(argc, argv, history_str, sizeof (history_str));
+
+ /*
+ * Run the appropriate command.
+ */
+ if (find_command_idx(cmdname, &i) == 0) {
+ current_command = &command_table[i];
+ ret = command_table[i].func(argc - 1, argv + 1);
+ } else if (strchr(cmdname, '=')) {
+ verify(find_command_idx("set", &i) == 0);
+ current_command = &command_table[i];
+ ret = command_table[i].func(argc, argv);
+ } else if (strcmp(cmdname, "freeze") == 0 && argc == 3) {
+ /*
+ * 'freeze' is a vile debugging abomination, so we treat
+ * it as such.
+ */
+ zfs_cmd_t zc = { 0 };
+ (void) strlcpy(zc.zc_name, argv[2], sizeof (zc.zc_name));
+ return (!!zfs_ioctl(g_zfs, ZFS_IOC_POOL_FREEZE, &zc));
+ } else {
+ (void) fprintf(stderr, gettext("unrecognized "
+ "command '%s'\n"), cmdname);
+ usage(B_FALSE);
+ }
+
+ if (ret == 0 && log_history)
+ (void) zpool_log_history(g_zfs, history_str);
+
+ libzfs_fini(g_zfs);
+
+ /*
+ * The 'ZFS_ABORT' environment variable causes us to dump core on exit
+ * for the purposes of running ::findleaks.
+ */
+ if (getenv("ZFS_ABORT") != NULL) {
+ (void) printf("dumping core by request\n");
+ abort();
+ }
+
+ return (ret);
+}