2 # script to manage nfs in a clustered environment
5 /bin/mkdir -p $CTDB_BASE/state/nfs
6 /bin/mkdir -p $CTDB_BASE/state/statd/ip
9 echo 1 > /proc/sys/net/ipv4/tcp_tw_recycle
12 . $CTDB_BASE/functions
15 service_start="start_nfs"
16 service_stop="startstop_nfs stop"
20 ctdb_start_stop_service
26 # read statd from persistent database
30 touch $CTDB_BASE/state/statd/update-trigger
38 ctdb_service_set_reconfigure
42 ctdb_service_set_reconfigure
46 if ctdb_service_needs_reconfigure ; then
47 ctdb_service_reconfigure
53 # check that statd responds to rpc requests
54 # if statd is not running we try to restart it
55 rpcinfo -u localhost 100024 1 > /dev/null || {
57 [ -n "$STATD_HOSTNAME" ] && RPCSTATDOPTS="$RPCSTATDOPTS -n $STATD_HOSTNAME"
58 [ -n "$STATD_PORT" ] && RPCSTATDOPTS="$RPCSTATDOPTS -p $STATD_PORT"
59 [ -n "$STATD_OUTGOING_PORT" ] && RPCSTATDOPTS="$RPCSTATDOPTS -o $STATD_OUTGOING_PORT"
60 rpc.statd $RPCSTATDOPTS
61 echo "ERROR: STATD is not responding. Trying to restart it. [rpc.statd $RPCSTATDOPTS]"
65 # check that NFS responds to rpc requests
66 [ "$CTDB_NFS_SKIP_KNFSD_ALIVE_CHECK" = "yes" ] || {
67 (ctdb_check_rpc "NFS" 100003 3)
69 echo "Trying to restart NFS service"
75 # and that its directories are available
76 [ "$CTDB_NFS_SKIP_SHARE_CHECK" = "yes" ] || {
77 exportfs | grep -v '^#' | grep '^/' |
78 sed -e 's/[[:space:]]\+[^[:space:]]*$//' |
79 ctdb_check_directories
82 # check that lockd responds to rpc requests
83 ctdb_check_rpc "lockd" 100021 1
85 # mount needs special handling since it is sometimes not started
87 rpcinfo -u localhost 100005 1 > /dev/null || {
88 echo "ERROR: MOUNTD is not running. Trying to restart it."
90 [ -n "$MOUNTD_PORT" ] && RPCMOUNTDOPTS="$RPCMOUNTDOPTS -p $MOUNTD_PORT"
91 killall -q -9 rpc.mountd
92 rpc.mountd $RPCMOUNTDOPTS &
95 # rquotad needs special handling since it is sometimes not started
97 # this is not a critical service so we dont flag the node as unhealthy
98 rpcinfo -u localhost 100011 1 > /dev/null || {
99 echo "ERROR: RQUOTAD is not running. Trying to restart it."
101 [ -n "$RQUOTAD_PORT" ] && RPCRQUOTADOPTS="$RPCRQUOTADOPTS -p $RQUOTAD_PORT"
102 killall -q -9 rpc.rquotad
103 rpc.rquotad $RPCRQUOTADOPTS &
106 # once every 60 seconds, update the statd state database for which
107 # clients need notifications
108 LAST_UPDATE=`stat --printf="%Y" $CTDB_BASE/state/statd/update-trigger`
109 CURRENT_TIME=`date +"%s"`
110 expr "$CURRENT_TIME" ">" "(" "$LAST_UPDATE" "+" "60" ")" >/dev/null 2>/dev/null
112 touch $CTDB_BASE/state/statd/update-trigger
113 $CTDB_BASE/statd-callout updatelocal &
114 $CTDB_BASE/statd-callout updateremote &
119 # if the ips have been reallocated, we must restart the lockmanager
120 # across all nodes and ping all statd listeners
121 [ -x $CTDB_BASE/statd-callout ] && {
122 $CTDB_BASE/statd-callout notify &
126 ctdb_standard_event_handler "$@"