diff options
Diffstat (limited to 'init_functions')
| -rw-r--r-- | init_functions | 69 |
1 files changed, 65 insertions, 4 deletions
diff --git a/init_functions b/init_functions index eb8b918..5ec199e 100644 --- a/init_functions +++ b/init_functions @@ -71,6 +71,9 @@ parse_cmdline() { fi [ "$lhs" = "${lhs//[^0-9a-zA-Z]}" ] && [ "$lhs" = "${lhs#[0-9]}" ] && eval ${lhs}=\${rhs} ;; + forcefsck) + FORCEFSCK="-f" + ;; *) lhs=${w//[-.]/_} [ "$lhs" = "${lhs//[^0-9a-zA-Z]}" ] && [ "$lhs" = "${lhs#[0-9]}" ] && eval ${lhs}=y ;; @@ -87,6 +90,66 @@ parse_cmdline() { done } +fsck_device() { + [ -x /sbin/fsck ] || return 255 + + if [ ! -b "$1" ]; then + err "device '$1' not found. Skipping fsck." + return 255 + fi + + msg ":: performing fsck on '$1'" + FSTAB_FILE=/dev/null fsck -Ta -C"$FSCK_FD" "$1" -- $FORCEFSCK +} + +fsck_root() { + fsck_device "$root" + fsckret=$? + + fsck_ret() { + [ -z "$fsckret" ] && return 1 + [ "$fsckret" -eq "$1" ] && return 0 + [ "$(( $fsckret & $1 ))" -eq "$1" ] + } + + if [ "$fsckret" -ne 255 ]; then + if fsck_ret 0 || fsck_ret 1; then + echo "$fsckret" > /run/initramfs/root-fsck + elif fsck_ret 4; then + err "Bailing out. Run 'fsck $root' manually" + printf '%s\n' \ + "********** FILESYSTEM CHECK FAILED **********" + "* *" + "* Please run fsck manually. After leaving *" + "* this maintenance shell, the system will *" + " reboot automatically. *" + "* *" + "*********************************************" + launch_interactive_shell + echo ":: Automatic reboot in progress" + sleep 2 + reboot -f + elif fsck_ret 2; then + printf '%s\n' \ + "************** REBOOT REQUIRED **************" \ + "* *" \ + "* automatically restarting in 10 seconds *" \ + "* *" \ + "*********************************************" + sleep 10 + reboot -f + elif fsck_ret 8; then + err "fsck failed on '$root'" + elif fsck_ret 16; then + err "Failed to invoke fsck: usage or syntax error" + elif fsck_ret 32; then + echo ":: fsck cancelled on user request" + elif fsck_ret 128; then + err "fatal error invoking fsck" + fi + fi +} + resolve_device() { local major minor dev device=$1 @@ -136,9 +199,7 @@ resolve_device() { } default_mount_handler() { - local rootdev - - if ! rootdev=$(resolve_device "$root"); then + if [ ! -b "$root" ]; then err "Unable to determine major/minor number of root device '$root'." echo "You are being dropped to a recovery shell" echo " Type 'exit' to try and continue booting" @@ -146,7 +207,7 @@ default_mount_handler() { msg "Trying to continue (this will most likely fail) ..." fi - if ! mount ${fstype:+-t $fstype} -o ${rwopt:-ro}${rootflags:+,$rootflags} "$rootdev" "$1"; then + if ! mount ${fstype:+-t $fstype} -o ${rwopt:-ro}${rootflags:+,$rootflags} "$root" "$1"; then echo "You are now being dropped into an emergency shell." launch_interactive_shell msg "Trying to continue (this will most likely fail) ..." |