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Diffstat (limited to 'system/zfs-fuse/rc.zfs-fuse')
-rw-r--r-- | system/zfs-fuse/rc.zfs-fuse | 152 |
1 files changed, 152 insertions, 0 deletions
diff --git a/system/zfs-fuse/rc.zfs-fuse b/system/zfs-fuse/rc.zfs-fuse new file mode 100644 index 0000000000000..a574c62c2fae0 --- /dev/null +++ b/system/zfs-fuse/rc.zfs-fuse @@ -0,0 +1,152 @@ +#! /bin/sh + +# chkconfig: 12345 13 87 +# description: Starts and stops the ZFS file systems +# author: Manuel Amador (Rudd-O) + +PIDFILE=/var/run/zfs-fuse.pid +LOCKFILE=/var/lock/zfs/zfs_lock + +# Source function library. +. /etc/init.d/functions + +# Source cmdline opts +OPTIONS= +[ -f /etc/sysconfig/zfs-fuse ] && . /etc/sysconfig/zfs-fuse + +export PATH=/usr/local/sbin:/sbin:/bin:/usr/sbin:/usr/bin +unset LANG +ulimit -v unlimited +ulimit -c unlimited +ulimit -l unlimited + +do_start() { + PID=$(cat "$PIDFILE" 2> /dev/null) + if [ "$PID" != "" ] + then + if kill -0 $PID 2> /dev/null + then + echo -n "ZFS-FUSE is already running" + failure + exit 3 + else + # pid file is stale, we clean up shit + action "Cleaning up stale ZFS-FUSE PID files" rm -f "$PIDFILE" + fi + fi + + export DAEMON_COREFILE_LIMIT=unlimited + action "Starting ZFS-FUSE process" daemon --pidfile $PIDFILE zfs-fuse -p "$PIDFILE" $OPTIONS + ES_TO_REPORT=$? + if [ 0 != $ES_TO_REPORT ] ; then + exit $ES_TO_REPORT + fi + + for a in 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 + do + PID=$(cat "$PIDFILE" 2> /dev/null) + [ "$PID" != "" ] && break + sleep 1 + done + + if [ "$PID" = "" ] + then + echo -n "ZFS-FUSE did not start or create $PIDFILE" + failure + exit 3 + fi + + action "Immunizing ZFS-FUSE against OOM kills and sendsigs signals" true + echo -17 > "/proc/$PID/oom_adj" + ES_TO_REPORT=$? + if [ 0 != $ES_TO_REPORT ] ; then + exit $ES_TO_REPORT + fi + + sleep 1 + action "Mounting ZFS filesystems" zfs mount -a + ES_TO_REPORT=$? + if [ 0 != $ES_TO_REPORT ] ; then + exit $ES_TO_REPORT + fi + +} + +do_stop () { + PID=$(cat "$PIDFILE" 2> /dev/null) + if [ "$PID" = "" ] ; then + # no pid file, we exit + exit 0 + elif kill -0 $PID 2> /dev/null; then + # pid file and killable, we continue + true + else + # pid file is stale, we clean up shit + action "Cleaning up stale ZFS-FUSE PID files" rm -f "$PIDFILE" + exit 0 + fi + + action "Syncing disks" sync + + action "Unmounting ZFS filesystems" zfs unmount -a + ES_TO_REPORT=$? + if [ 0 != $ES_TO_REPORT ] ; then + exit $ES_TO_REPORT + fi + + action "Terminating ZFS-FUSE process gracefully" kill -TERM $PID + + for a in 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 + do + kill -0 $PID 2> /dev/null + [ "$?" != "0" ] && break + sleep 1 + done + + if kill -0 $PID 2> /dev/null + then + echo -n "ZFS-FUSE refused to die after 15 seconds" + failure + exit 3 + else + rm -f "$PIDFILE" + fi + + action "Syncing disks again" sync +} + +case "$1" in + start) + do_start + ;; + stop) + do_stop + ;; + status) + PID=$(cat "$PIDFILE" 2> /dev/null) + if [ "$PID" = "" ] ; then + echo "ZFS-FUSE is not running" + exit 3 + else + if kill -0 $PID + then + echo "ZFS-FUSE is running, pid $PID" + zpool status + exit 0 + else + echo "ZFS-FUSE died, PID files stale" + exit 3 + fi + fi + ;; + restart|reload|force-reload) + echo "Error: argument '$1' not supported" >&2 + exit 3 + ;; + *) + echo "Usage: $0 start|stop|status" >&2 + exit 3 + ;; +esac + +: |