| # |
| # 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 |
| . $STF_SUITE/tests/functional/zvol/zvol_common.shlib |
| |
| # |
| # Wait for udev to settle, completely. |
| # This is quite discomforting, but there's a race condition here |
| # (Amazon 2015.09 x86_64 Release (TEST) is good at triggering this) where the |
| # kernel tries to remove zvol device nodes while they're open by [blkid], |
| # [zvol_id] or other udev related processes. |
| # Calling 'udevadm settle' is not enough: wait for those processes "manually". |
| # |
| function udev_wait |
| { |
| udevadm trigger --action=change |
| udevadm settle |
| for i in {1..3}; do |
| blkid="$(pgrep blkid | wc -l)" |
| zvol_id="$(pgrep zvol_id | wc -l)" |
| [[ "0" == "$zvol_id" && "0" == "$blkid" ]] && return |
| udevadm settle |
| done |
| log_fail "Wait timeout reached for udev_wait" |
| } |
| |
| # |
| # Clean up udev status |
| # This is also a problem on "Amazon 2015.09 x86_64 Release (TEST)" where udev, |
| # sometimes, does not clean up /dev/zvol symlinks correctly for removed ZVOLs. |
| # Prune those links manually, then tell udev to forget them. |
| # |
| function udev_cleanup |
| { |
| log_note "Pruning broken ZVOL symlinks ..." |
| |
| udevadm settle |
| # find all dangling links and delete them |
| find -L "${ZVOL_DEVDIR}" -type l -print -delete |
| # purge those links from udev database |
| udevadm info --cleanup-db |
| } |
| |
| # |
| # Verify $device exists and is a block device |
| # |
| function blockdev_exists # device |
| { |
| typeset device="$1" |
| |
| # we wait here instead of doing it in a wrapper around 'zfs set snapdev' |
| # because there are other commands (zfs snap, zfs inherit, zfs destroy) |
| # that can affect device nodes |
| for i in {1..3}; do |
| is_linux && udev_wait |
| block_device_wait "$device" |
| is_disk_device "$device" && return 0 |
| done |
| log_fail "$device does not exist as a block device" |
| } |
| |
| # |
| # Verify $device does not exist |
| # |
| function blockdev_missing # device |
| { |
| typeset device="$1" |
| |
| # we wait here instead of doing it in a wrapper around 'zfs set snapdev' |
| # because there are other commands (zfs snap, zfs inherit, zfs destroy) |
| # that can affect device nodes |
| for i in {1..3}; do |
| is_linux && udev_wait |
| block_device_wait |
| is_disk_device "$device" || return 0 |
| done |
| log_fail "$device exists when not expected" |
| } |
| |
| # |
| # Verify $property on $dataset is inherited by $parent and is set to $value |
| # |
| function verify_inherited # property value dataset parent |
| { |
| typeset property="$1" |
| typeset value="$2" |
| typeset dataset="$3" |
| typeset parent="$4" |
| |
| typeset val=$(get_prop "$property" "$dataset") |
| typeset src=$(get_source "$property" "$dataset") |
| if [[ "$val" != "$value" || "$src" != "inherited from $parent" ]]; then |
| log_fail "Dataset $dataset did not inherit $property properly:"\ |
| "expected=$value, value=$val, source=$src." |
| fi |
| } |
| |
| # |
| # Create a small partition on $device, then verify if we can access it |
| # |
| function verify_partition # device |
| { |
| typeset device="$1" |
| |
| if ! is_disk_device "$device"; then |
| log_fail "$device is not a block device" |
| fi |
| # create a small dummy partition |
| set_partition 0 "" 1m $device |
| # verify we can access the partition on the device |
| devname="$(readlink -f "$device")" |
| if is_linux || is_freebsd; then |
| is_disk_device "$devname""p1" |
| else |
| is_disk_device "$devname""s0" |
| fi |
| return $? |
| } |