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− | ==Patch/usr/lib/ocf/resource.d/heartbeat== | + | ==Patch '''/usr/lib/ocf/resource.d/heartbeat/Filesystem'''== |
i must change this ... | i must change this ... | ||
if [ "$DEVICE" != "/dev/null" -a ! -b "$DEVICE" ] ; then | if [ "$DEVICE" != "/dev/null" -a ! -b "$DEVICE" ] ; then |
Aktuelle Version vom 19. April 2013, 08:14 Uhr
Patch /usr/lib/ocf/resource.d/heartbeat/Filesystem
i must change this ...
if [ "$DEVICE" != "/dev/null" -a ! -b "$DEVICE" ] ; then ocf_log err "Couldn't find device [$DEVICE]. Expected /dev/??? to exist"
to
if [ "$DEVICE" != "/dev/null" -a ! -b "$DEVICE" -a "$FSTYPE" != "gfs2" ] ; then ocf_log err "Couldn't find device [$DEVICE]. Expected /dev/??? to exist"
that pacemaker recover a fail node
[ALL]Set up dlm_controld and gfs2
node fix node foxy property $id="cib-bootstrap-options" \ dc-version="1.1.6-9971ebba4494012a93c03b40a2c58ec0eb60f50c" \ cluster-infrastructure="cman" \ stonith-enabled="false" \ no-quorum-policy="ignore" primitive resDLM ocf:pacemaker:controld \ params daemon="dlm_controld" \ op monitor interval="120s" primitive resGFSD ocf:pacemaker:controld \ params daemon="gfs_controld" args="" \ op monitor interval="120s" clone cloneDLM resDLM \ meta globally-unique="false" interleave="true" clone cloneGFSD resGFSD \ meta globally-unique="false" interleave="true" target-role="Started" colocation colGFSDDLM inf: cloneGFSD cloneDLM order ordDLMGFSD 0: cloneDLM cloneGFSD
check it # crm status ============ Last updated: Sat Sep 8 18:01:58 2012 Last change: Sat Sep 8 17:59:08 2012 via cibadmin on fix Stack: cman Current DC: fix - partition with quorum Version: 1.1.6-9971ebba4494012a93c03b40a2c58ec0eb60f50c 2 Nodes configured, unknown expected votes 4 Resources configured. ============ Online: [ fix foxy ] Clone Set: cloneDLM [resDLM] Started: [ fix foxy ] Clone Set: cloneGFSD [resGFSD] Started: [ fix foxy ]
[ALL] Configure drbd
On both nodes create file /etc/drbd.d/disk0.res containing:
resource disk0 { protocol C; net { cram-hmac-alg sha1; shared-secret "lucid"; allow-two-primaries; after-sb-0pri discard-zero-changes; after-sb-1pri discard-secondary; after-sb-2pri disconnect; } startup { become-primary-on both; } on fix { device /dev/drbd0; disk /dev/sda3; address 10.168.244.161:7788; meta-disk internal; } on foxy { device /dev/drbd0; disk /dev/sda3; address 10.168.244.162:7788; meta-disk internal; } }
Pacemaker will handle starting and stopping drbd services, so remove its init script:
sudo update-rc.d -f drbd remove
[ALL] Prepare partitions
erasing is not always necessary
dd if=/dev/zero of=/dev/sda3
Create drbd resource:
sudo drbdadm create-md disk0 You should get:
Writing meta data... initializing activity log NOT initialized bitmap New drbd meta data block successfully created. success
Start drbd:
sudo service drbd start
[ALL]Set up dlm_controld and gfs2 with drbd
node fix node foxy primitive resDLM ocf:pacemaker:controld \ params daemon="dlm_controld" \ op monitor interval="120s" primitive resGFSD ocf:pacemaker:controld \ params daemon="gfs_controld" args="" \ op monitor interval="120s" clone cloneDLM resDLM \ meta globally-unique="false" interleave="true" clone cloneGFSD resGFSD \ meta globally-unique="false" interleave="true" target-role="Started" colocation colGFSDDLM inf: cloneGFSD cloneDLM order ordDLMGFSD 0: cloneDLM cloneGFSD property $id="cib-bootstrap-options" \ dc-version="1.1.6-9971ebba4494012a93c03b40a2c58ec0eb60f50c" \ cluster-infrastructure="cman" \ stonith-enabled="false" \ no-quorum-policy="ignore" primitive resDRBD ocf:linbit:drbd \ params drbd_resource="disk0" \ operations $id="resDRBD-operations" \ op monitor interval="20" role="Master" timeout="20" \ op monitor interval="30" role="Slave" timeout="20" ms msDRBD resDRBD \ meta resource-stickines="100" notify="true" master-max="2" interleave="true" colocation colDLMDRBD inf: cloneDLM msDRBD:Master order ordDRBDDLM 0: msDRBD:promote cloneDLM
[ONE]check the filesystem
drbd-overview 0:disk0 Connected Secondary/Secondary Inconsistent/Inconsistent C r----- drbdadm secondary disk0 drbdadm disconnect disk0 drbdadm -- --discard-my-data connect disk0
[OTHER]set to primary
#drbdadm -- --overwrite-data-of-peer primary disk0
[ONE]set to primary
#drbdadm primary disk0
[ONE]Now we format one site with gfs2
sudo mkfs.gfs2 -p lock_dlm -j2 -t pacemaker:gfs2 /dev/drbd/by-res/disk0
[ALL]Set up dlm_controld and gfs2 with drbd and mounting on both sites
node fix node foxy primitive resDLM ocf:pacemaker:controld \ params daemon="dlm_controld" \ op monitor interval="120s" primitive resDRBD ocf:linbit:drbd \ params drbd_resource="disk0" \ operations $id="resDRBD-operations" \ op monitor interval="20" role="Master" timeout="20" primitive resGFSD ocf:pacemaker:controld \ params daemon="gfs_controld" args="" \ op monitor interval="120s" ms msDRBD resDRBD \ meta resource-stickines="100" notify="true" master-max="2" interleave="true" target-role="Started" clone cloneDLM resDLM \ meta globally-unique="false" interleave="true" clone cloneGFSD resGFSD \ meta globally-unique="false" interleave="true" target-role="Started" colocation colGFSDDLM inf: cloneGFSD cloneDLM order ordDLMGFSD 0: cloneDLM cloneGFSD order ordGFSDFS 0: cloneGFSD cloneFS property $id="cib-bootstrap-options" \ dc-version="1.1.6-9971ebba4494012a93c03b40a2c58ec0eb60f50c" \ cluster-infrastructure="cman" \ stonith-enabled="false" \ no-quorum-policy="ignore" primitive resFS ocf:heartbeat:Filesystem \ params device="/dev/drbd/by-res/disk0" directory="/opt" fstype="gfs2" \ op monitor interval="120s" \ meta target-role="Started" clone cloneFS resFS \ meta interleave="true" ordered="true" target-role="Started" colocation colFSGFSD inf: cloneFS cloneGFSD
check it
#crm status ============ Last updated: Sat Sep 8 18:34:27 2012 Last change: Sat Sep 8 18:32:43 2012 via cibadmin on fix Stack: cman Current DC: fix - partition with quorum Version: 1.1.6-9971ebba4494012a93c03b40a2c58ec0eb60f50c 2 Nodes configured, unknown expected votes 8 Resources configured. ============ Online: [ fix foxy ] Clone Set: cloneDLM [resDLM] Started: [ fix foxy ] Clone Set: cloneGFSD [resGFSD] Started: [ fix foxy ] Master/Slave Set: msDRBD [resDRBD] Masters: [ fix foxy ] Clone Set: cloneFS [resFS] Started: [ fix foxy ]