View file File name : mount-root.sh Content :#!/bin/sh type getarg >/dev/null 2>&1 || . /lib/dracut-lib.sh type det_fs >/dev/null 2>&1 || . /lib/fs-lib.sh mount_root() { local _ret local _rflags_ro # sanity - determine/fix fstype rootfs=$(det_fs "${root#block:}" "$fstype") journaldev=$(getarg "root.journaldev=") if [ -n "$journaldev" ]; then case "$rootfs" in xfs) rflags="${rflags:+${rflags},}logdev=$journaldev" ;; reiserfs) fsckoptions="-j $journaldev $fsckoptions" rflags="${rflags:+${rflags},}jdev=$journaldev" ;; *);; esac fi _rflags_ro="$rflags,ro" _rflags_ro="${_rflags_ro##,}" while ! mount -t ${rootfs} -o "$_rflags_ro" "${root#block:}" "$NEWROOT"; do warn "Failed to mount -t ${rootfs} -o $_rflags_ro ${root#block:} $NEWROOT" fsck_ask_err done READONLY= fsckoptions= if [ -f "$NEWROOT"/etc/sysconfig/readonly-root ]; then . "$NEWROOT"/etc/sysconfig/readonly-root fi if getargbool 0 "readonlyroot=" -y readonlyroot; then READONLY=yes fi if getarg noreadonlyroot ; then READONLY=no fi if [ -f "$NEWROOT"/fastboot ] || getargbool 0 fastboot ; then fastboot=yes fi if ! getargbool 0 rd.skipfsck; then if [ -f "$NEWROOT"/fsckoptions ]; then fsckoptions=$(cat "$NEWROOT"/fsckoptions) fi if [ -f "$NEWROOT"/forcefsck ] || getargbool 0 forcefsck ; then fsckoptions="-f $fsckoptions" elif [ -f "$NEWROOT"/.autofsck ]; then [ -f "$NEWROOT"/etc/sysconfig/autofsck ] && \ . "$NEWROOT"/etc/sysconfig/autofsck if [ "$AUTOFSCK_DEF_CHECK" = "yes" ]; then AUTOFSCK_OPT="$AUTOFSCK_OPT -f" fi if [ -n "$AUTOFSCK_SINGLEUSER" ]; then warn "*** Warning -- the system did not shut down cleanly. " warn "*** Dropping you to a shell; the system will continue" warn "*** when you leave the shell." emergency_shell fi fsckoptions="$AUTOFSCK_OPT $fsckoptions" fi fi rootopts= if getargbool 1 rd.fstab -d -n rd_NO_FSTAB \ && ! getarg rootflags \ && [ -f "$NEWROOT/etc/fstab" ] \ && ! [ -L "$NEWROOT/etc/fstab" ]; then # if $NEWROOT/etc/fstab contains special mount options for # the root filesystem, # remount it with the proper options rootopts="defaults" while read dev mp fs opts dump fsck || [ -n "$dev" ]; do # skip comments [ "${dev%%#*}" != "$dev" ] && continue if [ "$mp" = "/" ]; then # sanity - determine/fix fstype rootfs=$(det_fs "${root#block:}" "$fs") rootopts=$opts rootfsck=$fsck break fi done < "$NEWROOT/etc/fstab" fi # we want rootflags (rflags) to take precedence so prepend rootopts to # them rflags="${rootopts},${rflags}" rflags="${rflags#,}" rflags="${rflags%,}" # backslashes are treated as escape character in fstab # esc_root=$(echo ${root#block:} | sed 's,\\,\\\\,g') # printf '%s %s %s %s 1 1 \n' "$esc_root" "$NEWROOT" "$rootfs" "$rflags" >/etc/fstab ran_fsck=0 if fsck_able "$rootfs" && \ [ "$rootfsck" != "0" -a -z "$fastboot" -a "$READONLY" != "yes" ] && \ ! strstr "${rflags}" _netdev && \ ! getargbool 0 rd.skipfsck; then umount "$NEWROOT" fsck_single "${root#block:}" "$rootfs" "$rflags" "$fsckoptions" _ret=$? ran_fsck=1 fi echo "${root#block:} $NEWROOT $rootfs ${rflags:-defaults} 0 $rootfsck" >> /etc/fstab if ! ismounted "$NEWROOT"; then info "Mounting ${root#block:} with -o ${rflags}" mount "$NEWROOT" 2>&1 | vinfo elif ! are_lists_eq , "$rflags" "$_rflags_ro" defaults; then info "Remounting ${root#block:} with -o ${rflags}" mount -o remount "$NEWROOT" 2>&1 | vinfo fi if ! getargbool 0 rd.skipfsck; then [ -f "$NEWROOT"/forcefsck ] && rm -f -- "$NEWROOT"/forcefsck 2>/dev/null [ -f "$NEWROOT"/.autofsck ] && rm -f -- "$NEWROOT"/.autofsck 2>/dev/null fi } if [ -n "$root" -a -z "${root%%block:*}" ]; then mount_root fi