Cluster Start and Stop Scripts

This Script will start the Cluster on Websphere Application Server:
Script to start Cluster and check for existence of application
Written By Suvash

import sys,java
from java.util import Properties
from java.io import FileInputStream
from org.python.modules import time
lineSep = java.lang.System.getProperty('line.separator')


def startcluster(cluster,appfile):

global AdminApp
global AdminConfig
global AdminControl

cell = AdminControl.getCell()

print " Cell name is --> "+ cell

Cluster = AdminControl.completeObjectName('cell='+ cell +',type=Cluster,name='+ cluster +',*')

state = AdminControl.getAttribute(Cluster, 'state')

if (state == 'websphere.cluster.running'):

print "Cluster --> " + cluster + " is running .......... "

print "Ripple starting cluster ............."

clusterMgr = AdminControl.completeObjectName('cell='+ cell +',type=ClusterMgr,*')

print AdminControl.invoke(clusterMgr, 'retrieveClusters')

Cluster = AdminControl.completeObjectName('cell='+ cell +',type=Cluster,name='+ cluster +',*')

print AdminControl.invoke(Cluster ,'rippleStart')

else:

print "Cluster --> " + cluster + " is stopped "

print "Starting cluster ............... "

clusterMgr = AdminControl.completeObjectName('cell='+ cell +',type=ClusterMgr,*')

AdminControl.invoke(clusterMgr, 'retrieveClusters')

Cluster = AdminControl.completeObjectName('cell='+ cell +',type=Cluster,name='+ cluster +',*')

print AdminControl.invoke(Cluster ,'start')

print " ---------------------------------------------------------------------------------------------- "

application = AdminConfig.getid("/Deployment:"+appfile+"/")

if len(application) > 0:

print " Deployment completed succesfully ........... "


arglen=len(sys.argv)

num_exp_args=1

if (arglen != num_exp_args):

print "One argument is required. This argument should be a properties file."

print " ----------------------------------------------------------------------------------------- "

sys.exit(-1)

propFile=sys.argv[0]

properties=Properties();

try:

properties.load(FileInputStream(propFile))

print " ----------------------------------------------------------------------------------------- "

print "Succesfully read property file "+propFile

print " ----------------------------------------------------------------------------------------- "

except:

print "Cannot read property file "+propFile
sys.exit(-1)

print " ----------------------------------------------------------------------------------------- "


appfile = str(properties.getProperty("APPLICATION_NAME"))

cluster = str(properties.getProperty("CLUSTER_NAME"))

startcluster(cluster,appfile)

This Script will stop Cluster :

Script to stop Cluster
Written By Charanjeet Singh

import sys,java
from java.util import Properties
from java.io import FileInputStream
from org.python.modules import time
lineSep = java.lang.System.getProperty('line.separator')


def stopcluster(cluster):

global AdminApp
global AdminConfig
global AdminControl

cell = AdminControl.getCell()

print " Cell name is --> "+ cell

Serverid = AdminConfig.getid('/Cell:'+ cell +'/ServerCluster:'+ cluster +'/')

memberlist = AdminConfig.showAttribute(Serverid, "members" )

print "test is:"+ memberlist

members = memberlist[1:len(memberlist)-1]

for member in members.split():

node = AdminConfig.showAttribute(member, "nodeName" )

server = AdminConfig.showAttribute(member, "memberName" )

serverId = AdminConfig.getid("/Cell:"+cell+"/Node:"+node+"/Server:"+server+"/")

s1 = AdminControl.completeObjectName('cell='+ cell +',node='+ node +',name='+ server +',type=Server,*')

print " Checking for the running Mbean of server :"+ server

if len(s1) > 0:

print " Server : "+ server +" is running"

print " Stopping Server :"+ server

AdminControl.stopServer(server, node, 'immediate' )

print " Server : "+ server +" stopped"

else :

print "Server : "+ server +" is stopped "

arglen=len(sys.argv)

num_exp_args=1

if (arglen != num_exp_args):

print "One argument is required. This argument should be a properties file."

print " ----------------------------------------------------------------------------------------- "

sys.exit(-1)

propFile=sys.argv[0]

properties=Properties();

try:

properties.load(FileInputStream(propFile))

print " ----------------------------------------------------------------------------------------- "

print "Succesfully read property file "+propFile

print " ----------------------------------------------------------------------------------------- "

except:

print "Cannot read property file "+propFile
sys.exit(-1)

print " ----------------------------------------------------------------------------------------- "



cluster = str(properties.getProperty("CLUSTER_NAME"))

stopcluster(cluster)