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7da8f8d81b
'zfs load-key -a' will only be called if needed. If a dataset not needed for boot does not have its key loaded (home directories for example) boot can still continue. zfs:AUTO was not working via dracut, so we still need the generator script to do its thing. Reviewed-by: Richard Yao <ryao@gentoo.org> Reviewed-by: Manuel Amador (Rudd-O) <rudd-o@rudd-o.com> Reviewed-by: Brian Behlendorf <behlendorf1@llnl.gov> Reviewed-by: loli10K <ezomori.nozomu@gmail.com> Signed-off-by: Matthew Thode <mthode@mthode.org> Closes #6982 Closes #7004
63 lines
2.0 KiB
Bash
Executable File
63 lines
2.0 KiB
Bash
Executable File
#!/bin/bash
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echo "zfs-generator: starting" >> /dev/kmsg
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GENERATOR_DIR="$1"
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[ -n "$GENERATOR_DIR" ] || {
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echo "zfs-generator: no generator directory specified, exiting" >> /dev/kmsg
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exit 1
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}
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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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type getarg >/dev/null 2>&1 || {
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echo "zfs-generator: loading Dracut library from $dracutlib" >> /dev/kmsg
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. "$dracutlib"
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}
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[ -z "$root" ] && root=$(getarg root=)
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[ -z "$rootfstype" ] && rootfstype=$(getarg rootfstype=)
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[ -z "$rootflags" ] && rootflags=$(getarg rootflags=)
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# If root is not ZFS= or zfs: or rootfstype is not zfs
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# then we are not supposed to handle it.
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[ "${root##zfs:}" = "${root}" -a "${root##ZFS=}" = "${root}" -a "$rootfstype" != "zfs" ] && exit 0
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rootfstype=zfs
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if echo "${rootflags}" | grep -Eq '^zfsutil$|^zfsutil,|,zfsutil$|,zfsutil,' ; then
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true
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elif test -n "${rootflags}" ; then
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rootflags="zfsutil,${rootflags}"
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else
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rootflags=zfsutil
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fi
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echo "zfs-generator: writing extension for sysroot.mount to $GENERATOR_DIR"/sysroot.mount.d/zfs-enhancement.conf >> /dev/kmsg
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[ -d "$GENERATOR_DIR" ] || mkdir "$GENERATOR_DIR"
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[ -d "$GENERATOR_DIR"/sysroot.mount.d ] || mkdir "$GENERATOR_DIR"/sysroot.mount.d
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{
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echo "[Unit]"
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echo "Before=initrd-root-fs.target"
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echo "After=zfs-import-scan.service"
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echo "After=zfs-import-cache.service"
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echo "[Mount]"
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if [ "${root}" = "zfs:AUTO" ] ; then
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echo "PassEnvironment=BOOTFS"
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echo 'What=${BOOTFS}'
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else
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root="${root##zfs:}"
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root="${root##ZFS=}"
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echo "What=${root}"
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fi
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echo "Type=${rootfstype}"
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echo "Options=${rootflags}"
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} > "$GENERATOR_DIR"/sysroot.mount.d/zfs-enhancement.conf
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[ -d "$GENERATOR_DIR"/initrd-root-fs.target.requires ] || mkdir -p "$GENERATOR_DIR"/initrd-root-fs.target.requires
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ln -s ../sysroot.mount "$GENERATOR_DIR"/initrd-root-fs.target.requires/sysroot.mount
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echo "zfs-generator: finished" >> /dev/kmsg
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