diff options
Diffstat (limited to 'sys/contrib/openzfs/tests/zfs-tests/tests/functional/zvol/zvol_misc/zvol_misc_volmode.ksh')
| -rwxr-xr-x | sys/contrib/openzfs/tests/zfs-tests/tests/functional/zvol/zvol_misc/zvol_misc_volmode.ksh | 242 |
1 files changed, 242 insertions, 0 deletions
diff --git a/sys/contrib/openzfs/tests/zfs-tests/tests/functional/zvol/zvol_misc/zvol_misc_volmode.ksh b/sys/contrib/openzfs/tests/zfs-tests/tests/functional/zvol/zvol_misc/zvol_misc_volmode.ksh new file mode 100755 index 000000000000..7451bf8b7a73 --- /dev/null +++ b/sys/contrib/openzfs/tests/zfs-tests/tests/functional/zvol/zvol_misc/zvol_misc_volmode.ksh @@ -0,0 +1,242 @@ +#!/bin/ksh -p +# +# 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 2017, loli10K <ezomori.nozomu@gmail.com>. All rights reserved. +# + +. $STF_SUITE/include/libtest.shlib +. $STF_SUITE/tests/functional/cli_root/zfs_set/zfs_set_common.kshlib +. $STF_SUITE/tests/functional/zvol/zvol_common.shlib +. $STF_SUITE/tests/functional/zvol/zvol_misc/zvol_misc_common.kshlib + +# +# DESCRIPTION: +# Verify that ZFS volume property "volmode" works as intended. +# +# STRATEGY: +# 1. Verify "volmode" property does not accept invalid values +# 2. Verify "volmode=none" hides ZVOL device nodes +# 3. Verify "volmode=full" exposes a fully functional device +# 4. Verify "volmode=dev" hides partition info on the device +# 5. Verify "volmode=default" behaves accordingly to "volmode" module parameter +# 6. Verify "volmode" property is inherited correctly +# 7. Verify "volmode" behaves correctly at import time +# 8. Verify "volmode" behaves accordingly to zvol_inhibit_dev (Linux only) +# +# NOTE: changing volmode may need to remove minors, which could be open, so call +# udev_wait() before we "zfs set volmode=<value>". + +verify_runnable "global" + +function cleanup +{ + datasetexists $VOLFS && log_must_busy zfs destroy -r $VOLFS + datasetexists $ZVOL && log_must_busy zfs destroy -r $ZVOL + log_must zfs inherit volmode $TESTPOOL + udev_wait + sysctl_inhibit_dev 0 + sysctl_volmode 1 + udev_cleanup +} + +# +# Set zvol_inhibit_dev tunable to $value +# +function sysctl_inhibit_dev # value +{ + typeset value="$1" + + if is_linux; then + log_note "Setting zvol_inhibit_dev tunable to $value" + log_must set_tunable32 VOL_INHIBIT_DEV $value + fi +} + +# +# Set volmode tunable to $value +# +function sysctl_volmode # value +{ + typeset value="$1" + + log_note "Setting volmode tunable to $value" + log_must set_tunable32 VOL_MODE $value +} + +# +# Exercise open and close, read and write operations +# +function test_io # dev +{ + typeset dev=$1 + + log_must dd if=/dev/zero of=$dev count=1 + log_must dd if=$dev of=/dev/null count=1 +} + +log_assert "Verify that ZFS volume property 'volmode' works as intended" +log_onexit cleanup + +VOLFS="$TESTPOOL/volfs" +ZVOL="$TESTPOOL/vol" +ZDEV="${ZVOL_DEVDIR}/$ZVOL" +SUBZVOL="$VOLFS/subvol" +SUBZDEV="${ZVOL_DEVDIR}/$SUBZVOL" + +log_must zfs create -o mountpoint=none $VOLFS +log_must zfs create -V $VOLSIZE -s $SUBZVOL +log_must zfs create -V $VOLSIZE -s $ZVOL +udev_wait +test_io $ZDEV +test_io $SUBZDEV + +# 1. Verify "volmode" property does not accept invalid values +typeset badvals=("off" "on" "1" "nope" "-") +for badval in ${badvals[@]} +do + log_mustnot zfs set volmode="$badval" $ZVOL +done + +# 2. Verify "volmode=none" hides ZVOL device nodes +log_must zfs set volmode=none $ZVOL +blockdev_missing $ZDEV +log_must_busy zfs destroy $ZVOL + +# 3. Verify "volmode=full" exposes a fully functional device +log_must zfs create -V $VOLSIZE -s $ZVOL +udev_wait +log_must zfs set volmode=full $ZVOL +blockdev_exists $ZDEV +test_io $ZDEV +log_must verify_partition $ZDEV +udev_wait +# 3.1 Verify "volmode=geom" is an alias for "volmode=full" +log_must zfs set volmode=geom $ZVOL +blockdev_exists $ZDEV +if [[ "$(get_prop 'volmode' $ZVOL)" != "full" ]]; then + log_fail " Volmode value 'geom' is not an alias for 'full'" +fi +udev_wait +log_must_busy zfs destroy $ZVOL + +# 4. Verify "volmode=dev" hides partition info on the device +log_must zfs create -V $VOLSIZE -s $ZVOL +udev_wait +log_must zfs set volmode=dev $ZVOL +blockdev_exists $ZDEV +test_io $ZDEV +log_mustnot verify_partition $ZDEV +udev_wait +log_must_busy zfs destroy $ZVOL + +# 5. Verify "volmode=default" behaves accordingly to "volmode" module parameter +# 5.1 Verify sysctl "volmode=full" +sysctl_volmode 1 +log_must zfs create -V $VOLSIZE -s $ZVOL +udev_wait +log_must zfs set volmode=default $ZVOL +blockdev_exists $ZDEV +log_must verify_partition $ZDEV +udev_wait +log_must_busy zfs destroy $ZVOL +# 5.2 Verify sysctl "volmode=dev" +sysctl_volmode 2 +log_must zfs create -V $VOLSIZE -s $ZVOL +udev_wait +log_must zfs set volmode=default $ZVOL +blockdev_exists $ZDEV +log_mustnot verify_partition $ZDEV +udev_wait +log_must_busy zfs destroy $ZVOL +# 5.2 Verify sysctl "volmode=none" +sysctl_volmode 3 +log_must zfs create -V $VOLSIZE -s $ZVOL +udev_wait +log_must zfs set volmode=default $ZVOL +blockdev_missing $ZDEV + +# 6. Verify "volmode" property is inherited correctly +log_must zfs inherit volmode $ZVOL +# 6.1 Check volmode=full case +log_must zfs set volmode=full $TESTPOOL +verify_inherited 'volmode' 'full' $ZVOL $TESTPOOL +blockdev_exists $ZDEV +# 6.2 Check volmode=none case +log_must zfs set volmode=none $TESTPOOL +verify_inherited 'volmode' 'none' $ZVOL $TESTPOOL +blockdev_missing $ZDEV +# 6.3 Check volmode=dev case +log_must zfs set volmode=dev $TESTPOOL +verify_inherited 'volmode' 'dev' $ZVOL $TESTPOOL +blockdev_exists $ZDEV +# 6.4 Check volmode=default case +sysctl_volmode 1 +log_must zfs set volmode=default $TESTPOOL +verify_inherited 'volmode' 'default' $ZVOL $TESTPOOL +blockdev_exists $ZDEV +# 6.5 Check inheritance on multiple levels +log_must zfs inherit volmode $SUBZVOL +udev_wait +log_must zfs set volmode=none $VOLFS +udev_wait +log_must zfs set volmode=full $TESTPOOL +verify_inherited 'volmode' 'none' $SUBZVOL $VOLFS +blockdev_missing $SUBZDEV +blockdev_exists $ZDEV + +# 7. Verify "volmode" behaves correctly at import time +log_must zpool export $TESTPOOL +blockdev_missing $ZDEV +blockdev_missing $SUBZDEV +log_must zpool import $TESTPOOL +blockdev_exists $ZDEV +blockdev_missing $SUBZDEV +log_must_busy zfs destroy $ZVOL +log_must_busy zfs destroy $SUBZVOL + +# 8. Verify "volmode" behaves accordingly to zvol_inhibit_dev (Linux only) +if is_linux; then + sysctl_inhibit_dev 1 + # 7.1 Verify device nodes not are not created with "volmode=full" + sysctl_volmode 1 + log_must zfs create -V $VOLSIZE -s $ZVOL + blockdev_missing $ZDEV + log_must zfs set volmode=full $ZVOL + blockdev_missing $ZDEV + log_must_busy zfs destroy $ZVOL + # 7.1 Verify device nodes not are not created with "volmode=dev" + sysctl_volmode 2 + log_must zfs create -V $VOLSIZE -s $ZVOL + blockdev_missing $ZDEV + log_must zfs set volmode=dev $ZVOL + blockdev_missing $ZDEV + log_must_busy zfs destroy $ZVOL + # 7.1 Verify device nodes not are not created with "volmode=none" + sysctl_volmode 3 + log_must zfs create -V $VOLSIZE -s $ZVOL + blockdev_missing $ZDEV + log_must zfs set volmode=none $ZVOL + blockdev_missing $ZDEV +fi + +log_pass "Verify that ZFS volume property 'volmode' works as intended" |