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shellcheck cleanup for initrd scripts
Signed-off-by: Kash Pande <kash@tripleback.net> Signed-off-by: Matthew Thode <mthode@mthode.org>
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -1,48 +1,47 @@ | ||
| #!/bin/bash | ||
| #!/bin/sh | ||
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| # only run this on systemd systems, we handle the decrypt in mount-zfs.sh in the mount hook otherwise | ||
| [[ -e /bin/systemctl ]] || return 0 | ||
| [ -e /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 | ||
| [ -f /lib/dracut-lib.sh ] && dracutlib=/lib/dracut-lib.sh | ||
| [ -f /usr/lib/dracut/modules.d/99base/dracut-lib.sh ] && dracutlib=/usr/lib/dracut/modules.d/99base/dracut-lib.sh | ||
| # shellcheck source=./lib-zfs.sh.in | ||
| . "$dracutlib" | ||
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||
| # load the kernel command line vars | ||
| [ -z "$root" ] && root=$(getarg root=) | ||
| [ -z "$root" ] && root="$(getarg root=)" | ||
| # If root is not ZFS= or zfs: or rootfstype is not zfs then we are not supposed to handle it. | ||
| [ "${root##zfs:}" = "${root}" -a "${root##ZFS=}" = "${root}" -a "$rootfstype" != "zfs" ] && exit 0 | ||
| [ "${root##zfs:}" = "${root}" ] && [ "${root##ZFS=}" = "${root}" ] && [ "$rootfstype" != "zfs" ] && exit 0 | ||
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| # There is a race between the zpool import and the pre-mount hooks, so we wait for a pool to be imported | ||
| while true; do | ||
| zpool list -H | grep -q -v '^$' && break | ||
| [[ $(systemctl is-failed zfs-import-cache.service) == 'failed' ]] && exit 1 | ||
| [[ $(systemctl is-failed zfs-import-scan.service) == 'failed' ]] && exit 1 | ||
| [ "$(systemctl is-failed zfs-import-cache.service)" = 'failed' ] && exit 1 | ||
| [ "$(systemctl is-failed zfs-import-scan.service)" = 'failed' ] && exit 1 | ||
| sleep 0.1s | ||
| done | ||
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| # run this after import as zfs-import-cache/scan service is confirmed good | ||
| if [[ "${root}" = "zfs:AUTO" ]] ; then | ||
| root=$(zpool list -H -o bootfs | awk '$1 != "-" {print; exit}') | ||
| if [ "${root}" = "zfs:AUTO" ] ; then | ||
| root="$(zpool list -H -o bootfs | awk '$1 != "-" {print; exit}')" | ||
| else | ||
| root="${root##zfs:}" | ||
| root="${root##ZFS=}" | ||
| fi | ||
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| # if pool encryption is active and the zfs command understands '-o encryption' | ||
| if [[ $(zpool list -H -o feature@encryption $(echo "${root}" | awk -F\/ '{print $1}')) == 'active' ]]; then | ||
| if [ "$(zpool list -H -o feature@encryption $(echo "${root}" | awk -F\/ '{print $1}'))" = 'active' ]; then | ||
| # if the root dataset has encryption enabled | ||
| ENCRYPTIONROOT=$(zfs get -H -o value encryptionroot ${ZFS_DATASET}) | ||
| ENCRYPTIONROOT=$(zfs get -H -o value encryptionroot "${root}") | ||
| if ! [ "${ENCRYPTIONROOT}" = "-" ]; then | ||
| # decrypt them | ||
| TRY_COUNT=5 | ||
| while [ $TRY_COUNT != 0 ]; do | ||
| zfs load-key "${ENCRYPTIONROOT}" <<< $(systemd-ask-password "Encrypted ZFS password for ${root}: ") | ||
| [[ $? == 0 ]] && break | ||
| ((TRY_COUNT-=1)) | ||
| while [ $TRY_COUNT -gt 0 ]; do | ||
| systemd-ask-password "Encrypted ZFS password for ${root}" --no-tty | zfs load-key "${ENCRYPTIONROOT}" && break | ||
| TRY_COUNT=$((TRY_COUNT - 1)) | ||
| done | ||
| fi | ||
| fi | ||
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