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diff --git a/rgmanager/src/resources/clusterfs.sh b/rgmanager/src/resources/clusterfs.sh
index d052ffeef..1e04343a0 100755
--- a/rgmanager/src/resources/clusterfs.sh
+++ b/rgmanager/src/resources/clusterfs.sh
@@ -1,293 +1,322 @@
#!/bin/bash
#
# Cluster File System mount/umount/fsck/etc. agent
#
# Copyright (C) 2000 Mission Critical Linux
# Copyright (C) 2002-2011 Red Hat, Inc. All rights reserved.
#
# This program is free software; you can redistribute it and/or
# modify it under the terms of the GNU General Public License
# as published by the Free Software Foundation; either version 2
# of the License, or (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
#
. $(dirname $0)/utils/fs-lib.sh
do_metadata()
{
cat <<EOT
<?xml version="1.0" ?>
<!DOCTYPE resource-agent SYSTEM "ra-api-1-modified.dtd">
<resource-agent name="clusterfs" version="rgmanager 2.0">
<version>1.0</version>
<longdesc lang="en">
This defines a cluster file system mount (i.e. GFS)
</longdesc>
<shortdesc lang="en">
Defines a cluster file system mount.
</shortdesc>
<parameters>
<parameter name="name" primary="1">
<longdesc lang="en">
Symbolic name for this file system.
</longdesc>
<shortdesc lang="en">
File System Name
</shortdesc>
<content type="string"/>
</parameter>
<parameter name="mountpoint" unique="1" required="1">
<longdesc lang="en">
Path in file system heirarchy to mount this file system.
</longdesc>
<shortdesc lang="en">
Mount Point
</shortdesc>
<content type="string"/>
</parameter>
<parameter name="device" unique="1" required="1">
<longdesc lang="en">
Block device, file system label, or UUID of file system.
</longdesc>
<shortdesc lang="en">
Device or Label
</shortdesc>
<content type="string"/>
</parameter>
<parameter name="fstype">
<longdesc lang="en">
File system type. If not specified, mount(8) will attempt to
determine the file system type.
</longdesc>
<shortdesc lang="en">
File system type
</shortdesc>
<content type="string"/>
</parameter>
<parameter name="force_unmount">
<longdesc lang="en">
If set, the cluster will kill all processes using
this file system when the resource group is
stopped. Otherwise, the unmount will fail, and
the resource group will be restarted.
</longdesc>
<shortdesc lang="en">
Force Unmount
</shortdesc>
<content type="boolean"/>
</parameter>
<parameter name="options">
<longdesc lang="en">
If set, the file system will be checked (even if
it is a journalled file system). This option is
ignored for non-journalled file systems such as
ext2.
</longdesc>
<shortdesc lang="en">
Mount Options
</shortdesc>
<content type="string"/>
</parameter>
<parameter name="self_fence">
<longdesc lang="en">
If set and unmounting the file system fails, the node will
immediately reboot. Generally, this is used in conjunction
with force-unmount support, but it is not required.
</longdesc>
<shortdesc lang="en">
Seppuku Unmount
</shortdesc>
<content type="boolean"/>
</parameter>
<parameter name="fsid">
<longdesc lang="en">
File system ID for NFS exports. This can be overridden
in individual nfsclient entries.
</longdesc>
<shortdesc lang="en">
NFS File system ID
</shortdesc>
<content type="string"/>
</parameter>
<parameter name="nfslock" inherit="service%nfslock">
<longdesc lang="en">
If set, the node will try to kill lockd and issue
reclaims across all remaining network interface cards.
This happens always, regardless of unmounting failed.
</longdesc>
<shortdesc lang="en">
Enable NFS lock workarounds
</shortdesc>
<content type="boolean"/>
</parameter>
+ <parameter name="nfsrestart" inherit="nfsrestart">
+ <longdesc lang="en">
+ If set and unmounting the file system fails, the node will
+ try to restart nfs daemon and nfs lockd to drop all filesystem
+ references. Use this option as last resource.
+ </longdesc>
+ <shortdesc lang="en">
+ Enable NFS daemon and lockd workaround
+ </shortdesc>
+ <content type="boolean"/>
+ </parameter>
+
</parameters>
<actions>
<action name="start" timeout="900"/>
<action name="stop" timeout="30"/>
<!-- Recovery isn't possible; we don't know if resources are using
the file system. -->
<!-- Checks to see if it's mounted in the right place -->
<action name="status" interval="1m" timeout="10"/>
<action name="monitor" interval="1m" timeout="10"/>
<!-- Checks to see if we can read from the mountpoint -->
<action name="status" depth="10" timeout="30" interval="5m"/>
<action name="monitor" depth="10" timeout="30" interval="5m"/>
<!-- Checks to see if we can write to the mountpoint (if !ROFS) -->
<action name="status" depth="20" timeout="30" interval="10m"/>
<action name="monitor" depth="20" timeout="30" interval="10m"/>
<action name="meta-data" timeout="5"/>
<action name="validate-all" timeout="5"/>
</actions>
<special tag="rgmanager">
<child type="fs" start="1" stop="3"/>
<child type="clusterfs" start="1" stop="3"/>
<child type="nfsexport" start="3" stop="1"/>
</special>
</resource-agent>
EOT
}
verify_fstype()
{
# Auto detect?
[ -z "$OCF_RESKEY_fstype" ] && return $OCF_SUCCESS
case $OCF_RESKEY_fstype in
gfs|gfs2)
return $OCF_SUCCESS
;;
*)
ocf_log err "File system type $OCF_RESKEY_fstype not supported"
return $OCF_ERR_ARGS
;;
esac
}
verify_options()
{
declare -i ret=$OCF_SUCCESS
#
# From mount(8)
#
for o in `echo $OCF_RESKEY_options | sed -e s/,/\ /g`; do
case $o in
async|atime|auto|defaults|dev|exec|_netdev|noatime)
continue
;;
noauto|nodev|noexec|nosuid|nouser|ro|rw|suid|sync)
continue
;;
dirsync|user|users)
continue
;;
esac
case $OCF_RESKEY_fstype in
gfs)
case $o in
lockproto=*|locktable=*|hostdata=*)
continue;
;;
localcaching|localflocks|ignore_local_fs)
continue;
;;
num_glockd|acl|suiddir)
continue
;;
esac
;;
gfs2)
# XXX
continue
;;
esac
ocf_log err "Option $o not supported for $OCF_RESKEY_fstype"
ret=$OCF_ERR_ARGS
done
return $ret
}
do_verify()
{
verify_name || return $OCF_ERR_ARGS
verify_fstype || return $OCF_ERR_ARGS
verify_device || return $OCF_ERR_ARGS
verify_mountpoint || return $OCF_ERR_ARGS
verify_options || return $OCF_ERR_ARGS
}
do_pre_unmount() {
#
# Check the rgmanager-supplied reference count if one exists.
# If the reference count is <= 1, we can safely proceed
#
if [ -n "$OCF_RESKEY_RGMANAGER_meta_refcnt" ]; then
refs=$OCF_RESKEY_RGMANAGER_meta_refcnt
if [ $refs -gt 0 ]; then
ocf_log debug "Not unmounting $OCF_RESOURCE_INSTANCE - still in use by $refs other service(s)"
return 2
fi
fi
if [ -z "$force_umount" ]; then
ocf_log debug "Not umounting $dev (clustered file system)"
return 2
fi
#
# Always do this hackery on clustered file systems.
#
if [ "$OCF_RESKEY_nfslock" = "yes" ] || \
[ "$OCF_RESKEY_nfslock" = "1" ]; then
ocf_log warning "Dropping node-wide NFS locks"
mkdir -p $mp/.clumanager/statd
pkill -KILL -x lockd
# Copy out the notify list; our
# IPs are already torn down
if notify_list_store $mp/.clumanager/statd; then
notify_list_broadcast $mp/.clumanager/statd
fi
fi
# Always invalidate buffers on clusterfs resources
clubufflush -f $dev
return 0
}
+do_force_unmount() {
+ if [ "$OCF_RESKEY_nfsrestart" = "yes" ] || \
+ [ "$OCF_RESKEY_nfsrestart" = "1" ]; then
+ if [ -f /proc/fs/nfsd/threads ]; then
+ ocf_log warning "Restarting nfsd/nfslock"
+ nfsdthreads="$(cat /proc/fs/nfsd/threads)"
+ service nfslock stop
+ rpc.nfsd 0
+ rpc.nfsd $nfsdthreads
+ service nfslock start
+ else
+ ocf_log err "Unable to determin nfsd information. nfsd restart aborted"
+ fi
+ fi
+ return 1
+}
+
main $*

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