commit: 28b5ded8443847cf7f6fb877f54ecc887299e8fa
Author: Fernando Reyes (likewhoa) <design <AT> missionaccomplish <DOT> com>
AuthorDate: Fri May 30 00:51:08 2014 +0000
Commit: Richard Farina <zerochaos <AT> gentoo <DOT> org>
CommitDate: Mon Jun 23 23:11:14 2014 +0000
URL:
http://sources.gentoo.org/gitweb/?p=proj/genkernel.git;a=commit;h=28b5ded8
Enhanced the shutdown process and changed from using ${UNION} to ${CHROOT} to
better understand the logic behind things as CHROOT is set to ${UNION} anyways.
RC_NO_UMOUNTS is more dynamic now and should scale up.
---
defaults/initrd.defaults | 1 +
defaults/linuxrc | 45 +++++++++++++++++++++++++++++++--------------
2 files changed, 32 insertions(+), 14 deletions(-)
diff --git a/defaults/initrd.defaults b/defaults/initrd.defaults
index 5245959..1f28883 100755
--- a/defaults/initrd.defaults
+++ b/defaults/initrd.defaults
@@ -58,6 +58,7 @@ KSUFF='.ko'
REAL_ROOT=''
CONSOLE='/dev/console'
NEW_ROOT='/newroot'
+RC_NO_UMOUNTS="/newroot|/newroot/mnt/changesdev|/mnt/overlay|/mnt/livecd|/mnt/cdrom|/.unions/memory|/.unions/memory/xino"
CDROOT='0'
CDROOT_DEV=''
CDROOT_TYPE='auto'
diff --git a/defaults/linuxrc b/defaults/linuxrc
index 0a91c58..5d4d2a1 100644
--- a/defaults/linuxrc
+++ b/defaults/linuxrc
@@ -805,24 +805,38 @@ then
if [ "${USE_AUFS_NORMAL}" -eq '1' ]
then
- union_insert_dir ${UNION} ${NEW_ROOT}/${FS_LOCATION}
+ union_insert_dir ${CHROOT} ${NEW_ROOT}/${FS_LOCATION}
# Make sure fstab notes livecd is mounted ro. Makes system
skip remount which fails on aufs dirs.
# TODO: remounting all tmpfs as RO seems weird, can we be more
specific?
- sed -e 's|\(.*\s/\s*tmpfs\s*\)defaults\(.*\)|\1defaults,ro\2|'
/${UNION}/etc/fstab > /${UNION}/etc/fstab.new
- mv /${UNION}/etc/fstab.new /${UNION}/etc/fstab
+ #sed -e 's|\(.*\s/\s*tmpfs\s*\)defaults\(.*\)|\1defaults,ro\2|'
/${UNION}/etc/fstab > /${UNION}/etc/fstab.new
+ #mv /${UNION}/etc/fstab.new /${UNION}/etc/fstab
# RC_NO_UMOUNTS variable for a clean shutdown/reboot
- test ! $(grep 'RC_NO_UMOUNTS="/newroot|/newroot/mnt/aufs|\
-/newroot/mnt/changesdev|/mnt/livecd|/mnt/cdrom|/.unions/\
-memory|/.unions/memory/xino"' "${UNION}"/etc/rc.conf) &&
- echo "RC_NO_UMOUNTS=\"/newroot|/newroot/mnt/aufs|"\
-"/newroot/mnt/changesdev|/mnt/livecd|/mnt/cdrom|"\
-"/.unions/memory|/.unions/memory/xino\"">> "${UNION}"/etc/rc.conf
+ RC_MOUNTS=$(grep 'RC_NO_UMOUNTS' "${CHROOT}"/etc/rc.conf)
+ RESULTS=false
+
+ # Iterate through ${RC_MOUNTS} to find our duplicate(s) and or
remove obsolete lines when ever
+ # our RC_NO_UMOUNTS variable changes.
+ printf '%s\n' ${RC_MOUNTS} | while read -r mount; do
+ if [[ "${mount}" =
"RC_NO_UMOUNTS=\"${RC_NO_UMOUNTS}\"" ]]; then
+ RESULTS=true
+ else
+ # Escape characters in ${mounts} for use in
sed
+ mount_re=$(echo ${mount} | sed -e
's/\//\\\//g' -e 's/\&/\\\&/g')
+
+ # Remove non matching pattern
+ sed -i "/${mount_re}/d" "${CHROOT}"/etc/rc.conf
+ fi
+ done
+
+ if ! ${RESULTS}; then
+ echo
'RC_NO_UMOUNTS="/newroot|/newroot/mnt/changesdev|/mnt/overlay|/mnt/livecd|/mnt/cdrom|/.unions/memory|/.unions/memory/xino"'>>
"${CHROOT}"/etc/rc.conf
+ fi
# Fstab change for aufs
- test ! $(grep aufs "${UNION}"/etc/fstab) &&
- echo "aufs / aufs defaults 0 0" > "${UNION}"/etc/fstab
+ test ! $(grep -o ^aufs "${CHROOT}"/etc/fstab) &&
+ echo "aufs / aufs defaults 0 0" > "${CHROOT}"/etc/fstab
warn_msg "Adding all modules in $MODULESD/modules/"
if [ -z "${MODULESD}" ]
@@ -834,9 +848,12 @@ memory|/.unions/memory/xino"' "${UNION}"/etc/rc.conf) &&
union_insert_modules ${NEW_ROOT}/mnt/modulesd
fi
- mkdir -p "${UNION}"/newroot/mnt/aufs
- test ${AUFS_CHANGES} && test ! -d
"${UNION}"/newroot/mnt/changesdev &&
- mkdir "${UNION}"/newroot/mnt/changesdev
+ # Create the directories for our new union mounts
+ test ! -d "${CHROOT}${NEW_ROOT}" && mkdir -p
"${CHROOT}${NEW_ROOT}"
+
+ if ${AUFS_CHANGES} && [ ! -d
"${CHROOT}${NEW_ROOT}/mnt/changesdev" ]; then
+ mkdir -p "${CHROOT}${NEW_ROOT}/mnt/changesdev"
+ fi
fi
# Unpacking additional packages from NFS mount
