diff --git a/heartbeat/nfsserver b/heartbeat/nfsserver index 52f00d85f..6414e3a30 100755 --- a/heartbeat/nfsserver +++ b/heartbeat/nfsserver @@ -1,274 +1,296 @@ #!/bin/sh # nfsserver # # Description: Manages nfs server as OCF resource # by hxinwei@gmail.com # License: GNU General Public License v2 (GPLv2) and later if [ -n "$OCF_DEBUG_LIBRARY" ]; then . $OCF_DEBUG_LIBRARY else : ${OCF_FUNCTIONS_DIR=${OCF_ROOT}/lib/heartbeat} . ${OCF_FUNCTIONS_DIR}/ocf-shellfuncs fi DEFAULT_INIT_SCRIPT="/etc/init.d/nfsserver" DEFAULT_NOTIFY_CMD="/sbin/sm-notify" +DEFAULT_RPCPIPEFS_DIR="/var/lib/nfs/rpc_pipefs" nfsserver_meta_data() { cat <<END <?xml version="1.0"?> <!DOCTYPE resource-agent SYSTEM "ra-api-1.dtd"> <resource-agent name="nfsserver"> <version>1.0</version> <longdesc lang="en"> Nfsserver helps to manage the Linux nfs server as a failover-able resource in Linux-HA. It depends on Linux specific NFS implementation details, so is considered not portable to other platforms yet. </longdesc> <shortdesc lang="en">Manages an NFS server</shortdesc> <parameters> <parameter name="nfs_init_script" unique="0" required="0"> <longdesc lang="en"> The default init script shipped with the Linux distro. The nfsserver resource agent offloads the start/stop/monitor work to the init script because the procedure to start/stop/monitor nfsserver varies on different Linux distro. </longdesc> <shortdesc lang="en"> Init script for nfsserver </shortdesc> <content type="string" default="$DEFAULT_INIT_SCRIPT" /> </parameter> <parameter name="nfs_notify_cmd" unique="0" required="0"> <longdesc lang="en"> The tool to send out NSM reboot notification. Failover of nfsserver can be considered as rebooting to different machines. The nfsserver resource agent use this command to notify all clients about the happening of failover. </longdesc> <shortdesc lang="en"> The tool to send out notification. </shortdesc> <content type="string" default="$DEFAULT_NOTIFY_CMD" /> </parameter> <parameter name="nfs_shared_infodir" unique="0" required="1"> <longdesc lang="en"> The nfsserver resource agent will save nfs related information in this specific directory. And this directory must be able to fail-over before nfsserver itself. </longdesc> <shortdesc lang="en"> Directory to store nfs server related information. </shortdesc> <content type="string" default="" /> </parameter> <parameter name="nfs_ip" unique="0" required="1"> <longdesc lang="en"> Comma separated list of floating IP addresses used to access the nfs service </longdesc> <shortdesc lang="en"> IP addresses. </shortdesc> <content type="string"/> </parameter> +<parameter name="rpcpipefs_dir" unique="0" required="0"> +<longdesc lang="en"> +The mount point for the sunrpc file system. Default is $DEFAULT_RPCPIPEFS_DIR . +This script will mount(bind) nfs_shared_infodir on /var/lib/nfs/ (can not be changed), +and this script will mount the sunrpc file system on $DEFAULT_RPCPIPEFS_DIR (default, can be changed by this parameter). +If you want to move only rpc_pipefs/ (e.g. to keep rpc_pipefs/ local) from default , please set this value. +</longdesc> +<shortdesc lang="en"> +The mount point for the sunrpc file system. +</shortdesc> +<content type="string" default="$DEFAULT_RPCPIPEFS_DIR" /> +</parameter> + </parameters> <actions> <action name="start" timeout="40" /> <action name="stop" timeout="20s" /> <action name="monitor" depth="0" timeout="20s" interval="10" /> <action name="meta-data" timeout="5" /> <action name="validate-all" timeout="30" /> </actions> </resource-agent> END return $OCF_SUCCESS } nfsserver_usage() { cat <<END usage: $0 {start|stop|monitor|status|validate-all|meta-data} END } if [ $# -ne 1 ]; then nfsserver_usage exit $OCF_ERR_ARGS fi case $__OCF_ACTION in meta-data) nfsserver_meta_data exit $OCF_SUCCESS ;; usage|help) nfsserver_usage exit $OCF_SUCCESS ;; *) ;; esac fp="$OCF_RESKEY_nfs_shared_infodir" : ${OCF_RESKEY_nfs_init_script="$DEFAULT_INIT_SCRIPT"} : ${OCF_RESKEY_nfs_notify_cmd="$DEFAULT_NOTIFY_CMD"} +if [ -z ${OCF_RESKEY_rpcpipefs_dir} ]; then + rpcpipefs_make_dir=$fp/rpc_pipefs + rpcpipefs_umount_dir=${DEFAULT_RPCPIPEFS_DIR} +else + rpcpipefs_make_dir=${OCF_RESKEY_rpcpipefs_dir} + rpcpipefs_umount_dir=${OCF_RESKEY_rpcpipefs_dir} +fi + nfsserver_monitor () { fn=`mktemp` ${OCF_RESKEY_nfs_init_script} status > $fn 2>&1 rc=$? ocf_log debug `cat $fn` rm -f $fn #Adapte LSB status code to OCF return code if [ $rc -eq 0 ]; then return $OCF_SUCCESS elif [ $rc -eq 3 ]; then return $OCF_NOT_RUNNING else return $OCF_ERR_GENERIC fi } prepare_directory () { [ -d "$fp" ] || mkdir -p $fp - [ -d "$fp/rpc_pipefs" ] || mkdir -p $fp/rpc_pipefs + [ -d "$rpcpipefs_make_dir" ] || mkdir -p $rpcpipefs_make_dir [ -d "$fp/sm" ] || mkdir -p $fp/sm [ -d "$fp/sm.ha" ] || mkdir -p $fp/sm.ha [ -d "$fp/sm.bak" ] || mkdir -p $fp/sm.bak [ -d "$fp/v4recovery" ] || mkdir -p $fp/v4recovery } is_bound () { mount | grep -q "$1 on $2 type none (.*bind)" return $? } bind_tree () { if is_bound $fp /var/lib/nfs; then ocf_log debug "$fp is already bound to /var/lib/nfs" return 0 fi mount --bind $fp /var/lib/nfs } unbind_tree () { - if `mount | grep -q "rpc_pipefs on /var/lib/nfs/rpc_pipefs"`; then - umount /var/lib/nfs/rpc_pipefs + if `mount | grep -q " on $rpcpipefs_umount_dir"`; then + umount -t rpc_pipefs $rpcpipefs_umount_dir fi if is_bound $fp /var/lib/nfs; then umount /var/lib/nfs fi } nfsserver_start () { if nfsserver_monitor; then ocf_log debug "NFS server is already started" return $OCF_SUCCESS fi prepare_directory bind_tree rm -rf /var/lib/nfs/sm.ha/* > /dev/null 2>&1 cp -rf /var/lib/nfs/sm /var/lib/nfs/sm.bak /var/lib/nfs/state /var/lib/nfs/sm.ha > /dev/null 2>&1 ocf_log info "Starting NFS server ..." fn=`mktemp` ${OCF_RESKEY_nfs_init_script} start > $fn 2>&1 rc=$? ocf_log debug `cat $fn` rm -f $fn if [ $rc -ne 0 ]; then ocf_log err "Failed to start NFS server" return $rc fi #Notify the nfs server has been moved or rebooted #The init script do that already, but with the hostname, which may be ignored by client #we have to do it again with the nfs_ip local opts="-f -v" echo $OCF_RESKEY_nfs_notify_cmd | grep -qws rpc.statd && opts="" rm -rf /var/lib/nfs/sm.ha.save > /dev/null 2>&1 cp -rf /var/lib/nfs/sm.ha /var/lib/nfs/sm.ha.save > /dev/null 2>&1 for ip in `echo ${OCF_RESKEY_nfs_ip} | sed 's/,/ /g'`; do ${OCF_RESKEY_nfs_notify_cmd} $opts $ip -P /var/lib/nfs/sm.ha rm -rf /var/lib/nfs/sm.ha > /dev/null 2>&1 cp -rf /var/lib/nfs/sm.ha.save /var/lib/nfs/sm.ha > /dev/null 2>&1 done ocf_log info "NFS server started" return $OCF_SUCCESS } nfsserver_stop () { ocf_log info "Stopping NFS server ..." fn=`mktemp` ${OCF_RESKEY_nfs_init_script} stop > $fn 2>&1 rc=$? ocf_log debug `cat $fn` rm -f $fn if [ $rc -eq 0 ]; then unbind_tree ocf_log info "NFS server stopped" return $OCF_SUCCESS fi ocf_log err "Failed to stop NFS server" return $rc } nfsserver_validate () { check_binary ${OCF_RESKEY_nfs_init_script} check_binary ${OCF_RESKEY_nfs_notify_cmd} if [ x = x"${OCF_RESKEY_nfs_ip}" ]; then ocf_log err "nfs_ip not set" exit $OCF_ERR_CONFIGURED fi if [ x = "x$OCF_RESKEY_nfs_shared_infodir" ]; then ocf_log err "nfs_shared_infodir not set" exit $OCF_ERR_CONFIGURED fi return $OCF_SUCCESS } if [ -n "$OCF_RESKEY_CRM_meta_clone" ]; then ocf_log err "THIS RA DO NOT SUPPORT CLONE MODE!" exit $OCF_ERR_CONFIGURED fi nfsserver_validate case $__OCF_ACTION in start) nfsserver_start ;; stop) nfsserver_stop ;; monitor) nfsserver_monitor ;; validate-all) exit $OCF_SUCCESS ;; *) nfsserver_usage exit $OCF_ERR_UNIMPLEMENTED ;; esac