From mboxrd@z Thu Jan 1 00:00:00 1970 From: Fabio M. Di Nitto Date: Wed, 16 May 2012 15:36:54 +0200 Subject: [Cluster-devel] [PATCH] rgmanager: add nfsdrestart option as last resource to umount fs Message-ID: <1337175414-11599-1-git-send-email-fdinitto@redhat.com> List-Id: To: cluster-devel.redhat.com MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit From: "Fabio M. Di Nitto" Resolves: rhbz#822053 Signed-off-by: Fabio M. Di Nitto --- rgmanager/src/resources/fs.sh.in | 26 ++++++++++++++++++++++++++ 1 files changed, 26 insertions(+), 0 deletions(-) diff --git a/rgmanager/src/resources/fs.sh.in b/rgmanager/src/resources/fs.sh.in index c43c177..404fe01 100644 --- a/rgmanager/src/resources/fs.sh.in +++ b/rgmanager/src/resources/fs.sh.in @@ -135,6 +135,18 @@ do_metadata() + + + 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. + + + Enable NFS daemon and lockd workaround + + + + File system ID for NFS exports. This can be overridden @@ -446,6 +458,20 @@ do_force_unmount() { export nfslock_reclaim=1 fi + 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 + # Proceed with fuser -kvm... return 1 } -- 1.7.7.6