diff --git a/rgmanager/src/resources/clusterfs.sh b/rgmanager/src/resources/clusterfs.sh index 1e04343a0..d71f20e62 100755 --- a/rgmanager/src/resources/clusterfs.sh +++ b/rgmanager/src/resources/clusterfs.sh @@ -1,322 +1,324 @@ #!/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 $0)/utils/fs-lib.sh do_metadata() { cat < 1.0 This defines a cluster file system mount (i.e. GFS) Defines a cluster file system mount. Symbolic name for this file system. File System Name Path in file system heirarchy to mount this file system. Mount Point Block device, file system label, or UUID of file system. Device or Label File system type. If not specified, mount(8) will attempt to determine the file system type. File system type If set, the cluster will kill all processes using this file system when the resource group is stopped. Otherwise, the unmount will fail, and the resource group will be restarted. Force Unmount If set, the file system will be checked (even if it is a journalled file system). This option is ignored for non-journalled file systems such as ext2. Mount Options If set and unmounting the file system fails, the node will immediately reboot. Generally, this is used in conjunction with force-unmount support, but it is not required. Seppuku Unmount File system ID for NFS exports. This can be overridden in individual nfsclient entries. NFS File system ID If set, the node will try to kill lockd and issue reclaims across all remaining network interface cards. This happens always, regardless of unmounting failed. Enable NFS lock workarounds - + If set and unmounting the file system fails, the node will try to restart nfs daemon and nfs lockd to drop all filesystem references. Use this option as last resource. + This option requires force_unmount to be set and it is not + compatible with nfsserver resource. Enable NFS daemon and lockd workaround EOT } verify_fstype() { # Auto detect? [ -z "$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 $* diff --git a/rgmanager/src/resources/fs.sh.in b/rgmanager/src/resources/fs.sh.in index 404fe01f1..19be4cef5 100644 --- a/rgmanager/src/resources/fs.sh.in +++ b/rgmanager/src/resources/fs.sh.in @@ -1,489 +1,491 @@ #!/bin/bash # # File system (normal) mount/umount/fsck/etc. agent # # # Copyright (C) 1997-2003 Sistina Software, Inc. All rights reserved. # Copyright (C) 2004-2011 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 < 1.0 This defines a standard file system mount (= not a clustered or otherwise shared file system). Defines a file system mount. Symbolic name for this file system. File System Name Path in file system heirarchy to mount this file system. Mount Point Block device, file system label, or UUID of file system. Device or Label File system type. If not specified, mount(8) will attempt to determine the file system type. File system type 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. Force Unmount Use quick status checks. When set to 0 (the default), this agent behaves normally. When set to 1, this agent will not log errors incurred or perform the file system accessibility check (e.g. it will not try to read from/write to the file system). You should only set this to 1 if you have lots of file systems on your cluster or you are seeing very high load spikes as a direct result of this agent. Quick/brief status checks. 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. Seppuku Unmount If set and unmounting the file system fails, the node will try to kill lockd and issue reclaims across all remaining network interface cards. Enable NFS lock workarounds - + 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. + This option requires force_unmount to be set and it is not + compatible with nfsserver resource. Enable NFS daemon and lockd workaround File system ID for NFS exports. This can be overridden in individual nfsclient entries. NFS File system ID 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. Force fsck support Options used when the file system is mounted. These are often file-system specific. See mount(8) for supported mount options. Mount Options EOT } verify_fstype() { # Auto detect? [ -z "$OCF_RESKEY_fstype" ] && return 0 case $OCF_RESKEY_fstype in ext2|ext3|ext4|btrfs|jfs|xfs|reiserfs|vfat|tmpfs|vxfs) return 0 ;; *) echo "File system type $OCF_RESKEY_fstype not supported" return $OCF_ERR_ARGS ;; esac } verify_options() { declare -i ret=$OCF_SUCCESS declare o # # 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 do_verify_option $OCF_RESKEY_fstype "$o" case $OCF_RESKEY_fstype in ext2|ext3|ext4) case $o in bsddf|minixdf|check|check=*|nocheck|debug) continue ;; errors=*|grpid|bsdgroups|nogrpid|sysvgroups) continue ;; resgid=*|resuid=*|sb=*|grpquota|noquota) continue ;; quota|usrquota|nouid32) continue ;; esac if [ "$OCF_RESKEY_fstype" = "ext3" ] || [ "$OCF_RESKEY_fstype" = "ext4" ]; then case $0 in noload|data=*) continue ;; esac fi ;; vfat) case $o in blocksize=512|blocksize=1024|blocksize=2048) continue ;; uid=*|gid=*|umask=*|dmask=*|fmask=*) continue ;; check=r*|check=n*|check=s*|codepage=*) continue ;; conv=b*|conv=t*|conv=a*|cvf_format=*) continue ;; cvf_option=*|debug|fat=12|fat=16|fat=32) continue ;; iocharset=*|quiet) continue ;; esac ;; jfs) case $o in conv|hash=rupasov|hash=tea|hash=r5|hash=detect) continue ;; hashed_relocation|no_unhashed_relocation) continue ;; noborder|nolog|notail|resize=*) continue ;; esac ;; xfs) case $o in biosize=*|dmapi|xdsm|logbufs=*|logbsize=*) continue ;; logdev=*|rtdev=*|noalign|noatime) continue ;; norecovery|osyncisdsync|quota|userquota) continue ;; uqnoenforce|grpquota|gqnoenforce) continue ;; sunit=*|swidth=*) continue ;; esac ;; tmpfs) case $o in size=*|nr_blocks=*|mode=*) continue ;; esac ;; btrfs) # tbd continue ;; esac echo Option $o not supported for $OCF_RESKEY_fstype ret=$OCF_ERR_ARGS done return $ret } do_validate() { 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 $OCF_ERR_ARGS } do_pre_mount() { declare fstype="$OCF_RESKEY_fstype" # # Check to determine if we need to fsck the filesystem. # # Note: this code should not indicate in any manner suggested # file systems to use in the cluster. Known filesystems are # listed here for correct operation. # case "$fstype" in reiserfs) typeset fsck_needed="" ;; ext3) typeset fsck_needed="" ;; ext4) typeset fsck_needed="" ;; btrfs) typeset fsck_needed="" ;; jfs) typeset fsck_needed="" ;; xfs) typeset fsck_needed="" ;; vxfs) typeset fsck_needed="" ;; ext2) typeset fsck_needed=yes ;; minix) typeset fsck_needed=yes ;; vfat) typeset fsck_needed=yes ;; msdos) typeset fsck_needed=yes ;; "") typeset fsck_needed=yes ;; # assume fsck *) typeset fsck_needed=yes # assume fsck ocf_log warn "\ Unknown file system type '$fstype' for device $dev. Assuming fsck is required." ;; esac # # Fsck the device, if needed. # if [ -n "$fsck_needed" ] || [ "${OCF_RESKEY_force_fsck}" = "yes" ] ||\ [ "${OCF_RESKEY_force_fsck}" = "1" ]; then typeset fsck_log=@LOGDIR@/$(basename $dev).fsck.log ocf_log debug "Running fsck on $dev" fsck -p $dev >> $fsck_log 2>&1 ret_val=$? if [ $ret_val -gt 1 ]; then ocf_log err "\ 'fsck -p $dev' failed, error=$ret_val; check $fsck_log for errors" ocf_log debug "Invalidating buffers for $dev" $INVALIDATEBUFFERS -f $dev return $OCF_ERR_GENERIC fi rm -f $fsck_log fi return 0 } do_post_mount() { # # Create this for the NFS NLM broadcast bit # if [ $NFS_TRICKS -eq 0 ]; then if [ "$OCF_RESKEY_nfslock" = "yes" ] || \ [ "$OCF_RESKEY_nfslock" = "1" ]; then mkdir -p "$mp"/.clumanager/statd notify_list_merge "$mp"/.clumanager/statd fi fi return 0 } do_force_unmount() { if [ "$OCF_RESKEY_nfslock" = "yes" ] || \ [ "$OCF_RESKEY_nfslock" = "1" ]; then ocf_log warning "Dropping node-wide NFS locks" pkill -KILL -x lockd mkdir -p "$mp"/.clumanager/statd # Copy out the notify list; our # IPs are already torn down notify_list_store "$mp"/.clumanager/statd # Save for post-umount phase export nfslock_reclaim=1 fi if [ "$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 $nfsdthreads service nfslock start else ocf_log err "Unable to determin nfsd information. nfsd restart aborted" fi fi # Proceed with fuser -kvm... return 1 } do_post_unmount() { if [ "$nfslock_reclaim" = "1" ]; then # If we have this flag set, do a full reclaim broadcast notify_list_broadcast "$mp"/.clumanager/statd fi return 0 } main $*