Cluster-vs-Zones

Zones configuration and administration

Resource Adding:

# clresourcetype register SUNW.gds (only once)
# clresourcetype register SUNW.HAStoragePlus (only once)
# clresourcegroup create <group name> 
[UFS]# clresource create –t HAStoragePlus –g <group name> -p \  FileSystemMountPoints=<global-zone-path> -p Affinityon=true <resource name>
[ZFS]# clresource create -t SUNW.HAStoragePlus -g <group name> -p \
Zpools=<pool name> <resource name>
# cd /opt/SUNWsczone/sczbt/util
# cp sczbt_config <zonename>.config
# vi <zonename>.config
RS=<resource name>
RG=<group name> 
PARAMETERDIR=<global directory>
SC_NETWORK=false
SC_LH=
FAILOVER=true
HAS_RS=<storage-resource> 
Zonename=<zonename>
Zonebootopt=
Milestone=multi-user-server
Mounts="/global-zone-dir:/local-zone-dir:mount-options <next entry>"

# ./sczbt_register –f ./<zonename>.config

# clresource enable <resource name>
# clresourcegroup online <group name>

Reassigning:

# clresource set -p property_name=value -x extension_property=value \      -y standard_property=value <resource name>
# clresourcegroup set –p Nodelist=clnode2,clnode1 <group name>
Deletion:
# clresource unmonitor <resource>
# clresource disable <resource>
# clresource delete <resource> 
# clresourcegroup unmanage <group name>
# clresourcegroup delete <group name>

Application agents:

# cd /opt/SUNWsczone/sczsh/util

# cp sczsh_config <zonename>.<application>.config

# vi <zonename>.<application>.config

RS=<resource name>
RG=<group name>
SCZBT_RS=<zone boot resource>
PARAMETERDIR=<global directory>
Zonename=<zonename>
ServiceStartCommand=sczsh-start-command
ServiceStopCommand=sczsh-stop-command
ServiceProbeCommand=sczsh-probe-command
For example a simple Apache script:
# zlogin <zonename>
# cp /etc/apache2/httpd.conf-example /etc/apache2/httpd.conf
# vi apache.cluster

#!/usr/bin/ksh

case $1 in
        start)
        /lib/svc/method/http-apache2 start ;;
        stop)
        /lib/svc/method/http-apache2 stop ;;
        probe)
        if echo "GET; exit" | mconnect -p 80 > /dev/null 2>&1
        then exit 0; else exit 100; fi ;;
esac

# exit

# ./sczsh_register –f <zonename>.<application>.config

Zone failover

# clresourcegroup switch –n <2nd node> <group name>