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| author | Timo Teras <timo.teras@iki.fi> | 2009-01-07 16:27:32 +0200 |
|---|---|---|
| committer | Timo Teras <timo.teras@iki.fi> | 2009-01-07 16:27:32 +0200 |
| commit | 75cf0f9306e113a6aca0444251bc9492edfd14d9 (patch) | |
| tree | c8239abc13d5dd7ae1732f9c26ee5da302b3f290 /init.d | |
| parent | 57a476bb4f5b7cc6ac05e7b0df09a1b595174ae1 (diff) | |
| download | alpine-baselayout-75cf0f9306e113a6aca0444251bc9492edfd14d9.tar.bz2 alpine-baselayout-75cf0f9306e113a6aca0444251bc9492edfd14d9.tar.xz | |
various: import patches from APKBUILD
Diffstat (limited to 'init.d')
| -rw-r--r-- | init.d/modloop | 63 |
1 files changed, 63 insertions, 0 deletions
diff --git a/init.d/modloop b/init.d/modloop new file mode 100644 index 0000000..ffa0bd9 --- /dev/null +++ b/init.d/modloop @@ -0,0 +1,63 @@ +#!/sbin/runscript + +# script that will mount image with modules + +# read kernel options +for i in `cat /proc/cmdline` ; do + case $i in + *=*) eval KOPT_$i ;; + *) eval KOPT_$i=yes ;; + esac +done + +find_media() { + ALPINE_DEV=${KOPT_alpine_dev%%:*} + ALPINE_MNT=`awk '/^\/dev\/'$ALPINE_DEV'/ { print $2 }' /etc/fstab` +} + +start() { + local rc= + local imgdir=$(dirname ${KOPT_BOOT_IMAGE:-""}) + find_media + if [ -z "$ALPINE_DEV" ] ; then + ebegin "Skipping mount media with modules (specify with alpine_dev)" + eend 0 + return 0 + fi + + if [ -n "$KOPT_modloop" ]; then + CMG="$ALPINE_MNT/$KOPT_modloop" + else + CMG=$ALPINE_MNT/$imgdir/modloop.cmg + fi + ebegin "Mounting loopback device for kernel modules" + modprobe loop >/dev/null 2>&1 &&\ + mount $ALPINE_MNT >/dev/null 2>&1 &&\ + mkdir -p /.modloop &&\ + if [ ! -f "$CMG" ] ; then + CMG=$ALPINE_MNT/$imgdir/modules.cmg + fi &&\ + mount -o loop,ro -t cramfs $CMG /.modloop + rc=$? + if [ "$rc" = 0 ]; then + rm -rf /lib/modules + ln -sf /.modloop/modules /lib + fi + # copy firmware if there are any + if [ -d $ALPINE_MNT/firmware ]; then + mkdir -p /lib/firmware + cp $ALPINE_MNT/firmware/* /lib/firmware/ + fi + eend $rc +} + +stop() { + find_media + if [ "$ALPINE_DEV" ] ; then + ebegin "Unmounting loopback device for kernel modules" + umount -d /.modloop &&\ + umount $ALPINE_MNT 2>/dev/null + eend $? + fi +} + |