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authorGerardo Exequiel Pozzi <vmlinuz386@yahoo.com.ar>2012-08-25 15:14:51 -0300
committerGerardo Exequiel Pozzi <vmlinuz386@yahoo.com.ar>2012-08-25 15:14:51 -0300
commit6369815d5721e2908174d9ddc76bd9ffe32570b4 (patch)
tree06e3d7a2c9b8c8a4172d97ab90a9ed9eb8550879 /script/archiso_shutdown
parentd93c9c21873ddc269f8cde7bd39e3e54650f2489 (diff)
[archiso] Rework Makefile / Reorder files
Signed-off-by: Gerardo Exequiel Pozzi <vmlinuz386@yahoo.com.ar>
Diffstat (limited to 'script/archiso_shutdown')
-rw-r--r--script/archiso_shutdown37
1 files changed, 37 insertions, 0 deletions
diff --git a/script/archiso_shutdown b/script/archiso_shutdown
new file mode 100644
index 0000000..41b3945
--- /dev/null
+++ b/script/archiso_shutdown
@@ -0,0 +1,37 @@
+#!/bin/ash
+
+# /oldroot depends on things inside /oldroot/run/archiso...
+mkdir /oldrun
+mount -n --move /oldroot/run /oldrun
+
+# Unmount all mounts now.
+umount $(mount | awk '$3 ~/^\/oldroot/ {print $3}' | sort -r)
+
+# Remove all dm-snapshot devices.
+dmsetup remove_all
+
+# Remove all loopback devices.
+for _lup in $(grep ^/dev/loop /oldrun/archiso/used_block_devices | tac); do
+ if ! losetup -d ${_lup} 2> /dev/null; then
+ umount -d ${_lup}
+ fi
+done
+
+# Unmount the space used to store *.cow.
+umount /oldrun/archiso/cowspace
+
+# Unmount boot device if needed (no copytoram=y used)
+if [[ ! -d /oldrun/archiso/copytoram ]]; then
+ if [[ -d /oldrun/archiso/img_dev ]]; then
+ umount /oldrun/archiso/img_dev
+ else
+ umount /oldrun/archiso/bootmnt
+ fi
+fi
+
+# reboot / poweroff / halt, depending on the argument passed by init
+# if something invalid is passed, we halt
+case "$1" in
+ reboot|poweroff|halt) "$1" -f ;;
+ *) halt -f;;
+esac