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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.c156
1 files changed, 92 insertions, 64 deletions
diff --git a/cddl/contrib/opensolaris/cmd/zpool/zpool_main.c b/cddl/contrib/opensolaris/cmd/zpool/zpool_main.c
index b979833f9924..ce8782f825a4 100644
--- a/cddl/contrib/opensolaris/cmd/zpool/zpool_main.c
+++ b/cddl/contrib/opensolaris/cmd/zpool/zpool_main.c
@@ -21,12 +21,12 @@
/*
* Copyright (c) 2005, 2010, Oracle and/or its affiliates. All rights reserved.
- * Copyright 2011 Nexenta Systems, Inc. All rights reserved.
* Copyright (c) 2011, 2015 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.
*/
#include <solaris.h>
@@ -626,7 +626,10 @@ zpool_do_remove(int argc, char **argv)
}
/*
- * zpool labelclear <vdev>
+ * 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.
@@ -634,8 +637,11 @@ zpool_do_remove(int argc, char **argv)
int
zpool_do_labelclear(int argc, char **argv)
{
- char *vdev, *name;
- int c, fd = -1, ret = 0;
+ 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;
@@ -658,88 +664,110 @@ zpool_do_labelclear(int argc, char **argv)
/* get vdev name */
if (argc < 1) {
- (void) fprintf(stderr, gettext("missing vdev device name\n"));
+ (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);
+ }
+ }
- vdev = argv[0];
if ((fd = open(vdev, O_RDWR)) < 0) {
- (void) fprintf(stderr, gettext("Unable to open %s\n"), vdev);
- return (B_FALSE);
+ (void) fprintf(stderr, gettext("failed to open %s: %s\n"),
+ vdev, strerror(errno));
+ return (1);
}
- name = NULL;
- if (zpool_in_use(g_zfs, fd, &state, &name, &inuse) != 0) {
- if (force)
- goto wipe_label;
-
+ if (zpool_read_label(fd, &config) != 0 || config == NULL) {
(void) fprintf(stderr,
- gettext("Unable to determine pool state for %s\n"
- "Use -f to force the clearing any label data\n"), vdev);
-
+ gettext("failed to read label from %s\n"), vdev);
return (1);
}
+ nvlist_free(config);
- if (inuse) {
- switch (state) {
- default:
- case POOL_STATE_ACTIVE:
- case POOL_STATE_SPARE:
- case POOL_STATE_L2CACHE:
- (void) fprintf(stderr,
-gettext("labelclear operation failed.\n"
- "\tVdev %s is a member (%s), of pool \"%s\".\n"
- "\tTo remove label information from this device, export or destroy\n"
- "\tthe pool, or remove %s from the configuration of this pool\n"
- "\tand retry the labelclear operation\n"),
- vdev, zpool_pool_state_to_name(state), name, vdev);
- ret = 1;
- goto errout;
-
- case POOL_STATE_EXPORTED:
- if (force)
- break;
+ 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);
+ }
- (void) fprintf(stderr,
-gettext("labelclear operation failed.\n"
- "\tVdev %s is a member of the exported pool \"%s\".\n"
- "\tUse \"zpool labelclear -f %s\" to force the removal of label\n"
- "\tinformation.\n"),
- vdev, name, vdev);
- ret = 1;
- goto errout;
+ if (!inuse)
+ goto wipe_label;
- case POOL_STATE_POTENTIALLY_ACTIVE:
- if (force)
- break;
+ 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;
- (void) fprintf(stderr,
-gettext("labelclear operation failed.\n"
- "\tVdev %s is a member of the pool \"%s\".\n"
- "\tThis pool is unknown to this system, but may be active on\n"
- "\tanother system. Use \'zpool labelclear -f %s\' to force the\n"
- "\tremoval of label information.\n"),
- vdev, name, vdev);
- 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_DESTROYED:
- /* inuse should never be set for a destoryed pool... */
+ 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:
- if (zpool_clear_label(fd) != 0) {
+ ret = zpool_clear_label(fd);
+ if (ret != 0) {
(void) fprintf(stderr,
- gettext("Label clear failed on vdev %s\n"), vdev);
- ret = 1;
+ gettext("failed to clear label for %s\n"), vdev);
}
errout:
- close(fd);
- if (name != NULL)
- free(name);
+ free(name);
+ (void) close(fd);
return (ret);
}