101 lines
2.0 KiB
Plaintext
101 lines
2.0 KiB
Plaintext
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#!/bin/sh
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PREREQ=""
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prereqs()
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{
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echo "$PREREQ"
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}
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# Find a specific fstab entry
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# $1=mountpoint
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# $2=fstype (optional)
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_read_fstab_entry () {
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# Not found by default.
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echo "MNT_FSNAME="
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echo "MNT_DIR="
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echo "MNT_TYPE="
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for file in /etc/fstab /etc/fstab.d/*.fstab; do
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if [ -f "$file" ]; then
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# shellcheck disable=SC2034
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while read -r MNT_FSNAME MNT_DIR MNT_TYPE MNT_OPTS MNT_FREQ MNT_PASS MNT_JUNK; do
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case "$MNT_FSNAME" in
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""|\#*)
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continue;
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;;
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esac
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if [ "$MNT_DIR" = "$1" ]; then
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if [ -n "$2" ]; then
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[ "$MNT_TYPE" = "$2" ] || continue;
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fi
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echo "MNT_FSNAME=$MNT_FSNAME"
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echo "MNT_DIR=$MNT_DIR"
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echo "MNT_TYPE=$MNT_TYPE"
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echo "MNT_PASS=$MNT_PASS"
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break 2
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fi
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MNT_DIR=""
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done < "$file"
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fi
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done
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}
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# Find a specific fstab entry and print its type (if found, and pass != 0)
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# $1=mountpoint
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get_fsck_type_fstab () {
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eval "$(_read_fstab_entry "$1")"
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# Not found by default.
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if [ "$1" = "$MNT_DIR" ] && [ "$MNT_PASS" != 0 ]; then
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# Ignore filesystem type for /, as it is not available and
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# therefore never used at boot time
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if [ "${MNT_DIR}" = "/" ] || [ "${MNT_TYPE}" = "auto" ]; then
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MNT_FSNAME="$(resolve_device "${MNT_FSNAME}")"
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fstype() { "/usr/lib/klibc/bin/fstype" "$@"; }
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if ! get_fstype "${MNT_FSNAME}"; then
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echo "W: Couldn't identify type of $2 file system for fsck hook" >&2
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fi
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unset -f fstype
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else
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echo "${MNT_TYPE}"
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fi
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fi
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}
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get_fsck_types() {
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get_fsck_type_fstab / root
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get_fsck_type_fstab /usr /usr
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}
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case $1 in
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prereqs)
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prereqs
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exit 0
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;;
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esac
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if [ ! -x /sbin/fsck ]; then
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exit 0
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fi
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. /usr/share/initramfs-tools/scripts/functions
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. /usr/share/initramfs-tools/hook-functions
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fsck_types="$(get_fsck_types | sort | uniq)"
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if [ -z "$fsck_types" ]; then
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exit 0
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fi
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copy_exec /sbin/fsck
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copy_exec /sbin/logsave
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for type in $fsck_types; do
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if prog="$(command -v "fsck.${type}")"; then
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copy_exec "$prog"
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else
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echo "W: /sbin/fsck.${type} doesn't exist, can't install to initramfs" >&2
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fi
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done
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