aboutsummaryrefslogtreecommitdiffstats
path: root/main/ocfs2-tools/ocfs2-tools.initd
diff options
context:
space:
mode:
Diffstat (limited to 'main/ocfs2-tools/ocfs2-tools.initd')
-rw-r--r--main/ocfs2-tools/ocfs2-tools.initd193
1 files changed, 193 insertions, 0 deletions
diff --git a/main/ocfs2-tools/ocfs2-tools.initd b/main/ocfs2-tools/ocfs2-tools.initd
new file mode 100644
index 0000000000..677b498f88
--- /dev/null
+++ b/main/ocfs2-tools/ocfs2-tools.initd
@@ -0,0 +1,193 @@
+#!/sbin/runscript
+
+: ${OCFS2_FSCK:="-fy"}
+
+depend() {
+ need net localmount
+ before netmount
+ after drbd
+}
+
+pseudofs() {
+ [ -n "`mount -t $1`" ] && return 0
+ ewarn "OCFS2: Pseudo-filesystem $1 are not mounted."
+ ewarn "Make sure you have following lines in your /etc/fstab:"
+ ewarn "none $2 $1 defaults 0 0"
+
+ # Why not?
+ ebegin "Mounting $1"
+ mount -t $1 none $2 && [ -n "`mount -t $1`" ]
+ eend $? || return 1
+}
+
+fmod() {
+ [[ -e "$1" ]] && return 0
+ modprobe -s $2 && [[ -e "$1" ]] && return 0
+ eerror "OCFS2: Module '$2' failed, '$1' not found"
+ return 1
+}
+
+# unsure about possibility to keep heartbeat unclean after correct umount
+# but Oracle do so
+clean_heartbeat(){
+ local err=0 id
+ for i in "/sys/kernel/config/cluster/$1/heartbeat"/*; do
+ [[ -d "$i" ]] || continue
+ id="${i##*/}"
+ ebegin "Cleaning OCFS2 heartbeat region $1/$id"
+ [[ "`/sbin/ocfs2_hb_ctl -I -u "$id" | grep -o " [0-9]* refs$"`" == " 0 refs" ]] && /sbin/ocfs2_hb_ctl -K -u "$id" || ! [[ -d "$i" ]]
+ eend $? || err=1
+ done
+ return $err
+}
+
+UUID(){
+ local dev fs stack uuid label
+ /sbin/mounted.ocfs2 -d|while read dev fs stack uuid label; do
+ [[ "$stack" == "o2cb" ]] && echo "$uuid"
+ done|sort -u
+}
+
+clusters(){
+ [[ -z "${OCFS2_CLUSTER}" ]] && for i in /sys/kernel/config/cluster/*; do
+ OCFS2_CLUSTER="${OCFS2_CLUSTER} ${i##*/}"
+ done
+ echo "${OCFS2_CLUSTER}"
+}
+
+stop_cluster(){
+ if clean_heartbeat $1 || [[ "${OCFS2_FORCE_STOP}" == yes ]]; then
+ ebegin "Stopping OCFS2 cluster '$1'"
+ /sbin/o2cb_ctl -H -n $1 -t cluster -a online=no >/dev/null
+ eend $? || return 1
+ else
+ return 1
+ fi
+}
+
+online(){
+ local cluster
+ for cluster in ${*:-$(clusters)}; do
+ grep -q "^1\$" /sys/kernel/config/cluster/$cluster/node/*/local 2>/dev/null || return 1
+ done
+ return 0
+}
+
+start() {
+ ( fmod /sys/fs/ocfs2 ocfs2 &&
+ fmod /sys/fs/ocfs2/cluster_stack ocfs2_stackglue &&
+ pseudofs configfs /sys/kernel/config &&
+ pseudofs ocfs2_dlmfs /dlm
+ ) || return 1
+ echo o2cb >/sys/fs/ocfs2/cluster_stack 2>/dev/null
+ if [[ "`cat /sys/fs/ocfs2/cluster_stack`" != "o2cb" ]]; then
+ eerror "OCFS2: Stack 'o2cb' not loaded. Check your kernel config."
+ return 1
+ fi
+
+ # autodetect
+ : ${OCFS2_CLUSTER:=$(UUID)}
+
+ for cluster in $(clusters); do
+ ebegin "Starting OCFS2 cluster '${cluster}'"
+ online $cluster || /sbin/o2cb_ctl -H -n ${cluster} -t cluster -a online=yes >/dev/null
+ if ! eend $? ; then
+ local OCFS2_FORCE_STOP=no
+ stop_cluster $cluster
+ return 1
+ fi
+
+ # Some heartbeat tweaks to prevent self-fencing quite so much during heavy load.
+ # http://oss.oracle.com/projects/ocfs2/dist/documentation/ocfs2_faq.html
+
+ # How long to wait before a node is considered dead from lack of network activity.
+ echo $OCFS2_IDLE_TIMEOUT_MS > /sys/kernel/config/cluster/${cluster}/idle_timeout_ms
+ # How often we should attempt to send heartbeats.
+ echo $OCFS2_KEEPALIVE_DELAY_MS > /sys/kernel/config/cluster/${cluster}/keepalive_delay_ms
+ echo $OCFS2_RECONNECT_DELAY_MS > /sys/kernel/config/cluster/${cluster}/reconnect_delay_ms
+ # How many interations before a node is considered dead from lack of IO activity.
+ # (dead_threshold - 1) * 2s
+ echo $OCFS2_DEAD_THRESHOLD > /sys/kernel/config/cluster/${cluster}/heartbeat/dead_threshold
+ done
+
+ local i
+ for i in 9 8 7 6 5 4 3 2 1 0; do
+ online && break
+ echo -n "$i"
+ sleep 1
+ done
+ # usure: IMHO locking not starts here
+# let i=OCFS2_RECONNECT_DELAY_MS*2/1000
+# sleep $i
+
+ # Voluntary fsck. Will be happened only ondemand -
+ # on both unmounted/double fault, placed in fstab.
+ [[ "$OCFS2_FSCK_SWAPOFF" == "yes" ]] && swapoff -a
+ for i in `mount -invfat ocfs2 2>/dev/null|sed -e 's: .*::g'` ; do
+ [[ -e "$i" ]] || continue
+ einfo "OCFS2: Trying 'fsck.ocfs2 $OCFS2_FSCK $i' (fs check if possible)"
+ /sbin/fsck.ocfs2 $OCFS2_FSCK "$i" 2>/dev/null
+ done
+ [[ "$OCFS2_FSCK_SWAPOFF" == "yes" ]] && swapon -a
+
+ # Any behaviour
+ ebegin "Mounting OCFS2 filesystems"
+ mount -at ocfs2
+ eend $?
+ return $?
+}
+
+_fuser(){
+ fuser -"${OCFS2_UMOUNT_KILL}" -v"${OCFS2_UMOUNT_KILL:+k}" $*
+ return $?
+}
+
+_umount(){
+ local i m
+ i=`umount $* 2>&1` && {
+ echo -n "$i"
+ return 0
+ }
+ echo "$i"
+ _fuser -mM `echo "$i"|grep "^umount: .* device is busy\.\$"|sed -e 's%^umount: \([^ ]*\): device is busy\.$%\1%g'` || return 1
+ [[ -z "${OCFS2_UMOUNT_KILL}" ]] && return 1
+ umount $* && return 0
+ sleep 1
+ umount $*
+ return $?
+}
+
+stop() {
+ local ret=0 dev m i
+ # now umount only clusters - under heartbeat. others later
+# ebegin "Unmounting OCFS2 filesystems"
+# _umount -at ocfs2
+# eend $?
+# ret=$?
+
+ for cluster in $(clusters); do
+ for dev in `cat /sys/kernel/config/cluster/$cluster/heartbeat/*/dev 2>/dev/null`; do
+ m=`grep "/dev/$dev " /proc/mounts|sed -e 's:^[^ ]* \([^ ]*\) .*$:\1:g'`
+ [[ -z "$m" ]] && continue
+ ebegin "Unmounting OCFS2 cluster '$cluster' filesystems '$dev' from '$m'"
+ if _umount $m; then
+ eend 0
+ continue
+ elif umount $m; then
+ einfon "Lazy unmounted. Waiting "
+ for i in 9 8 7 6 5 4 3 2 1 0; do
+ ( /sbin/ocfs2_hb_ctl -I -d /dev/$dev || break ) | grep -q " 0 refs\$" && break
+ echo -n "$i"
+ _fuser $m
+ sleep 1
+ done
+ echo
+ [[ "$i" != 0 ]] && continue
+ fi
+ eend 1
+ ret=1
+ done
+ stop_cluster $cluster || ret=1
+ done
+ return $ret
+}