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e40ffed021
Before, make shellcheck checked
scripts/{commitcheck,make_gitrev,man-dates,paxcheck,zfs-helpers,zfs,
zfs-tests,zimport,zloop}.sh
cmd/zed/zed.d/{{all-debug,all-syslog,data-notify,generic-notify,
resilver_finish-start-scrub,scrub_finish-notify,
statechange-led,statechange-notify,trim_finish-notify,
zed-functions}.sh,history_event-zfs-list-cacher.sh.in}
cmd/zpool/zpool.d/{dm-deps,iostat,lsblk,media,ses,smart,upath}
now it also checks
contrib/dracut/{02zfsexpandknowledge/module-setup,
90zfs/{export-zfs,parse-zfs,zfs-needshutdown,
zfs-load-key,zfs-lib,module-setup,
mount-zfs,zfs-generator}}.sh.in
cmd/zed/zed.d/{pool_import-led,vdev_attach-led,
resilver_finish-notify,vdev_clear-led}.sh
contrib/initramfs/{zfsunlock,hooks/zfs.in,scripts/local-top/zfs}
tests/zfs-tests/tests/perf/scripts/prefetch_io.sh
scripts/common.sh.in
contrib/bpftrace/zfs-trace.sh
autogen.sh
Reviewed-by: John Kennedy <john.kennedy@delphix.com>
Reviewed-by: Brian Behlendorf <behlendorf1@llnl.gov>
Signed-off-by: Ahelenia Ziemiańska <nabijaczleweli@nabijaczleweli.xyz>
Closes #12042
58 lines
2.5 KiB
Bash
Executable File
58 lines
2.5 KiB
Bash
Executable File
#!/bin/sh
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# shellcheck disable=SC2154
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# only run this on systemd systems, we handle the decrypt in mount-zfs.sh in the mount hook otherwise
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[ -e /bin/systemctl ] || [ -e /usr/bin/systemctl ] || return 0
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# This script only gets executed on systemd systems, see mount-zfs.sh for non-systemd systems
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# import the libs now that we know the pool imported
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[ -f /lib/dracut-lib.sh ] && dracutlib=/lib/dracut-lib.sh
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[ -f /usr/lib/dracut/modules.d/99base/dracut-lib.sh ] && dracutlib=/usr/lib/dracut/modules.d/99base/dracut-lib.sh
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# shellcheck source=./lib-zfs.sh.in
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. "$dracutlib"
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# load the kernel command line vars
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[ -z "$root" ] && root="$(getarg root=)"
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# If root is not ZFS= or zfs: or rootfstype is not zfs then we are not supposed to handle it.
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[ "${root##zfs:}" = "${root}" ] && [ "${root##ZFS=}" = "${root}" ] && [ "$rootfstype" != "zfs" ] && exit 0
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# There is a race between the zpool import and the pre-mount hooks, so we wait for a pool to be imported
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while [ "$(zpool list -H)" = "" ]; do
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systemctl is-failed --quiet zfs-import-cache.service zfs-import-scan.service && exit 1
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sleep 0.1s
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done
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# run this after import as zfs-import-cache/scan service is confirmed good
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# we do not overwrite the ${root} variable, but create a new one, BOOTFS, to hold the dataset
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if [ "${root}" = "zfs:AUTO" ] ; then
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BOOTFS="$(zpool list -H -o bootfs | awk '$1 != "-" {print; exit}')"
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else
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BOOTFS="${root##zfs:}"
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BOOTFS="${BOOTFS##ZFS=}"
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fi
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# if pool encryption is active and the zfs command understands '-o encryption'
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if [ "$(zpool list -H -o feature@encryption "$(echo "${BOOTFS}" | awk -F/ '{print $1}')")" = 'active' ]; then
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# if the root dataset has encryption enabled
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ENCRYPTIONROOT="$(zfs get -H -o value encryptionroot "${BOOTFS}")"
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# where the key is stored (in a file or loaded via prompt)
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KEYLOCATION="$(zfs get -H -o value keylocation "${ENCRYPTIONROOT}")"
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if ! [ "${ENCRYPTIONROOT}" = "-" ]; then
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KEYSTATUS="$(zfs get -H -o value keystatus "${ENCRYPTIONROOT}")"
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# continue only if the key needs to be loaded
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[ "$KEYSTATUS" = "unavailable" ] || exit 0
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# if key is stored in a file, do not prompt
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if ! [ "${KEYLOCATION}" = "prompt" ]; then
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zfs load-key "${ENCRYPTIONROOT}"
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else
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# decrypt them
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TRY_COUNT=5
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while [ $TRY_COUNT -gt 0 ]; do
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systemd-ask-password "Encrypted ZFS password for ${BOOTFS}" --no-tty | zfs load-key "${ENCRYPTIONROOT}" && break
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TRY_COUNT=$((TRY_COUNT - 1))
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done
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fi
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fi
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fi
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