Month: December 2021

# ------------------------------------------------------
# get line separator
import  java.lang.System  as  sys
lineSeparator = sys.getProperty('line.separator')
cells = AdminConfig.list('Cell').split()
for cell in cells:
    #----------------------------------------------------------------
    # lines 13 and 14 find all the nodes belonging to the cell and
    # process them at a time
    #-----------------------------------------------------------------
    nodes = AdminConfig.list('Node', cell).split()
    for node in nodes:
        #--------------------------------------------------------------
        # lines 19-23 find all the running servers belonging to the cell
        # and node, and process them one at a time
        #--------------------------------------------------------------
        cname = AdminConfig.showAttribute(cell, 'name')
        nname = AdminConfig.showAttribute(node, 'name')
        servs = AdminControl.queryNames('type=Server,cell=' + cname + ',node=' + nname + ',*').split()
        print "Number of running servers on node " + nname + ": %s \n" %(len(servs))
        for server in servs:
            #---------------------------------------------------------
            #lines 28-34 get some attributes from the server to display;
            # invoke an operation on the server JVM to display a property.
            #---------------------------------------------------------
            sname = AdminControl.getAttribute(server, 'name')
            ptype = AdminControl.getAttribute(server, 'processType')
            pid   = AdminControl.getAttribute(server, 'pid')
            state = AdminControl.getAttribute(server, 'state')
            jvm = AdminControl.queryNames('type=JVM,cell=' + cname + ',node=' + nname + ',process=' + sname + ',*')
            osname = AdminControl.invoke(jvm, 'getProperty', 'os.name')
            print " " + sname + " " +  ptype + " has pid " + pid + ";state: " + state + "; on " + osname + "\n"
    
            #---------------------------------------------------------
            # line 40-45 find the applications running on this server and
            # display the application name.
            #---------------------------------------------------------
            apps = AdminControl.queryNames('type=Application,cell=' + cname + ',node=' + nname + ',process=' + sname + ',*').splitlines()
            print "Number of applications running on " + sname + ": %s \n"% (len(apps))
            for app in apps:
                aname = AdminControl.getAttribute(app, 'name')
                print aname + "\n"
                print "----------------------------------------------------"
                print "\n"

$ ./wsadmin.sh -lang jython -f addJVMArg_new.py server1 add "-Dlog4j2_formatMsgNoLookups=true"
WASX7209I: Connected to process "server1" on node AppNode01 using SOAP connector;  The type of process is: UnManagedProcess
WASX7303I: The following options are passed to the scripting environment and are available as arguments that are stored in the argv variable: "[server1, add, -Dlog4j2_formatMsgNoLookups=true]"
JVM Name is :  server1
Action is :  add
JVM ID is (cells/Cell01/nodes/AppNode01/servers/server1|server.xml#JavaVirtualMachine_1183122130078)
JVM Arguments are : -Xcomp -XX:-TieredCompilation
new_argument is :  -Dlog4j2_formatMsgNoLookups=true
-Xcomp -XX:-TieredCompilation
Need to add the arguments
modified arguments is as below :
-Xcomp -XX:-TieredCompilation -Dlog4j2_formatMsgNoLookups=true

### addJVMArg_new.py ###
import os
import sys
import java
import java.util as util
import java.io as javaio

def usage():
 print "./wsadmin.sh -lang jython -f addJVMArg_new.py <JVM_name> add <New_argument>"
 print "./wsadmin.sh -lang jython -f addJVMArg_new.py <JVM_name> update"
 
 
def getJVMConfigID(jvm_name):
 server_list=AdminConfig.list('Server').splitlines()
 for server in server_list:
  server_name=AdminConfig.showAttribute(server,'name')
  if (server_name==jvm_name):
   jvm_id=AdminConfig.list('JavaVirtualMachine',server)
   return jvm_id
   
def currentJvmArguments(jvm_id):
 #print "Current JVM arguments"
 current_arguments=AdminConfig.showAttribute(jvm_id,"genericJvmArguments")
 #print str(current_arguments)
 return str(current_arguments)
   
def updateJvmArguments(jvm_id):
 current_arguments=currentJvmArguments(jvm_id)
 print str(current_arguments)
 print "Input new arguments"
 new_arguments=raw_input("Provide the new arguments :")
 print new_arguments
 print AdminConfig.modify(jvm_id,[['genericJvmArguments',new_arguments]])
 print AdminConfig.save()
 

def addJvmArguments(jvm_id,action,new_argument):
 current_arguments=currentJvmArguments(jvm_id)
 print str(current_arguments)
 print "Need to add the arguments"
 current_arguments=str(current_arguments) + ' ' + new_argument
 print "modified arguments is as below :"
 print current_arguments
 print AdminConfig.modify(jvm_id,[['genericJvmArguments',current_arguments]])
 print AdminConfig.save()
 
   
if not (len(sys.argv) >= 2):
 print "Usage : ",
 usage()
 sys.exit(1)
 
 
 
#######################################################################
######################## Main script ##################################
#######################################################################

jvm_name=sys.argv[0]
action=sys.argv[1]

print "JVM Name is : ", jvm_name
print "Action is : ", action
#print "new_argument is : ", new_argument

# Retrieve the JVM Config id

jvm_id=getJVMConfigID(jvm_name)
jvm_arguments=currentJvmArguments(jvm_id)

print "JVM ID is", jvm_id
print "JVM Arguments are :", jvm_arguments

if (action == "add"):
 new_argument=sys.argv[2]
 print "new_argument is : ", new_argument
 addJvmArguments(jvm_id,action,new_argument)
else:
 updateJvmArguments(jvm_id)

### END of Main Script

we can use this playbook.yml file to checkIfAppExists:

---
- hosts: all
  become: wasadmin
  tasks:
    - name: Register a variable
      ansible.builtin.shell: /app/IBM/WebSphere/AppServer/profiles/AppSrv01/bin/wsadmin.sh -conntype none -lang jython -c 'AdminApplication.checkIfAppExists("PlantsByWebSphere")'
      register: checkIfAppExists_out
    - debug: var=checkIfAppExists_out.stdout_lines
    - name: undeploy
      ansible.builtin.command: /app/IBM/WebSphere/AppServer/profiles/AppSrv01/bin/wsadmin.sh -conntype none -lang jython -c "AdminApp.uninstall('PlantsByWebSphere')"
      when: not "false" in checkIfAppExists_out.stdout
    - name: deploy war file
      ansible.builtin.command: /app/IBM/WebSphere/AppServer/profiles/AppSrv01/bin/wsadmin.sh -conntype none -lang jython -c "AdminApp.install('/home/vadmin/jsat-API-{{env_name}}-1.0.0.war', ['-appname', 'PlantsByWebSphere', '-usedefaultbindings', '-server', 'server1'])"
    - name: start the application
      ansible.builtin.command: /app/IBM/WebSphere/AppServer/profiles/AppSrv01/bin/wsadmin.sh -lang jython -c "AdminApplication.startApplicationOnSingleServer('PlantsByWebSphere', 'AppNode01', 'server1')"

Here is the output from pipeline:

2021-12-15T15:14:52.3811853Z PLAY [all] *********************************************************************
2021-12-15T15:14:52.3903924Z 
2021-12-15T15:14:52.3904885Z TASK [Gathering Facts] *********************************************************
2021-12-15T15:14:55.6895107Z ok: [10.200.14.87]
2021-12-15T15:14:55.7094046Z 
2021-12-15T15:14:55.7102411Z TASK [Register a variable] *****************************************************
2021-12-15T15:15:00.6996473Z changed: [10.200.14.87]
2021-12-15T15:15:00.7187784Z 
2021-12-15T15:15:00.7189161Z TASK [debug] *******************************************************************
2021-12-15T15:15:00.7670493Z ok: [10.200.14.87] => {
2021-12-15T15:15:00.7671874Z     "checkIfAppExists_out.stdout_lines": [
2021-12-15T15:15:00.7672744Z         "WASX7357I: By request, this scripting client is not connected to any server process. Certain configuration and application operations will be available in local mode.", 
2021-12-15T15:15:00.7674211Z         "---------------------------------------------------------------", 
2021-12-15T15:15:00.7674861Z         " AdminApplication:       Check if application exists", 
2021-12-15T15:15:00.7675503Z         " Application Name:       PlantsByWebSphere", 
2021-12-15T15:15:00.7676093Z         " Usage: AdminApplication.checkIfAppExists(\"PlantsByWebSphere\")", 
2021-12-15T15:15:00.7676828Z         " Return: Checks whether the application exists. If the application exists, a true value is returned.", 
2021-12-15T15:15:00.7677784Z         "---------------------------------------------------------------", 
2021-12-15T15:15:00.7678312Z         " ", 
2021-12-15T15:15:00.7679286Z         " ", 
2021-12-15T15:15:00.7679870Z         "'false'"
2021-12-15T15:15:00.7680488Z     ]
2021-12-15T15:15:00.7681033Z }
2021-12-15T15:15:00.7849801Z 
2021-12-15T15:15:00.7851020Z TASK [undeploy] ****************************************************************
2021-12-15T15:15:00.8276416Z skipping: [10.200.14.87]
2021-12-15T15:15:00.8464468Z 
2021-12-15T15:15:00.8467003Z TASK [deploy war file] *********************************************************
2021-12-15T15:15:29.0518902Z changed: [10.200.14.87]
2021-12-15T15:15:29.0530467Z 
2021-12-15T15:15:29.0531564Z PLAY RECAP *********************************************************************
2021-12-15T15:15:29.0532228Z 10.200.14.87               : ok=4    changed=2    unreachable=0    failed=0    skipped=1    rescued=0    ignored=0   

set cells [$AdminConfig list Cell]
foreach cell $cells {
    set cname [$AdminConfig showAttribute $cell name]
    set nodes [$AdminConfig list Node $cell]
    foreach node $nodes {
        set nname [$AdminConfig showAttribute $node name]
        puts "$nname"
        set serverEntries [$AdminConfig list ServerEntry $node]
        foreach serverEntry $serverEntries {
            set sname [$AdminConfig showAttribute $serverEntry serverName]
            puts "$sname port listed as below:"
            puts "#######################################################"
            set namedEndPoints [$AdminConfig list NamedEndPoint $serverEntry]
            foreach namedEndPoint $namedEndPoints {
                set endPointName [$AdminConfig showAttribute $namedEndPoint "endPointName"]
                set endPoint [$AdminConfig showAttribute $namedEndPoint "endPoint"]
                set host [$AdminConfig showAttribute $endPoint "host"]
                set port [$AdminConfig showAttribute $endPoint "port"]
                puts "$endPointName: $host:$port"

}}}}

 $ ./wsadmin.sh -f list.jacl
WASX7209I: Connected to process "server1" on node AppNode01 using SOAP connector;  The type of process is: UnManagedProcess
AppNode01
server1 port listed as below:
#######################################################
BOOTSTRAP_ADDRESS: labvm:2809
SOAP_CONNECTOR_ADDRESS: labvm:8880
ORB_LISTENER_ADDRESS: labvm:9100
SAS_SSL_SERVERAUTH_LISTENER_ADDRESS: labvm:9401
CSIV2_SSL_SERVERAUTH_LISTENER_ADDRESS: labvm:9403
CSIV2_SSL_MUTUALAUTH_LISTENER_ADDRESS: labvm:9402
WC_adminhost: *:9060
WC_defaulthost: *:9080
DCS_UNICAST_ADDRESS: *:9353
WC_adminhost_secure: *:9043
WC_defaulthost_secure: *:9443
SIP_DEFAULTHOST: *:5060
SIP_DEFAULTHOST_SECURE: *:5061
SIB_ENDPOINT_ADDRESS: *:7276
SIB_ENDPOINT_SECURE_ADDRESS: *:7286
SIB_MQ_ENDPOINT_ADDRESS: *:5558
SIB_MQ_ENDPOINT_SECURE_ADDRESS: *:5578
IPC_CONNECTOR_ADDRESS: ${LOCALHOST_NAME}:9633
OVERLAY_UDP_LISTENER_ADDRESS: *:11003
OVERLAY_TCP_LISTENER_ADDRESS: *:11004

Run this command to list applications deployed on each JVM:
./wsadmin.sh -f listapps.jacl

set cells [$AdminConfig list Cell]
foreach cell $cells {
    set cname [$AdminConfig showAttribute $cell name]
    set nodes [$AdminConfig list Node $cell]
    foreach node $nodes {
        set nname [$AdminConfig showAttribute $node name]
        puts "$nname"
        set serverEntries [$AdminConfig list ServerEntry $node]
        foreach serverEntry $serverEntries {
            set sname [$AdminConfig showAttribute $serverEntry serverName]
            puts "Applications installed on $sname listed as below:"
            puts "#######################################################"
            set appname [$AdminApp list WebSphere:cell=$cname,node=$nname,server=$sname]
            puts "$appname"
}}}