BuddhiBase

Weblogic administration tips and shortcuts 

Disclaimer 

• Thumb rule - Do it* at your own risk.
  
• *it = Any Changes/Steps/Activities/Commands/DIY/Tutorials/Hacks that are mentioned in this blog or blog entries.

• These steps/changes (it*) may not be supported by the respective products and/or companies, unless explicitly specified somewhere. Please check for yourself.
• All these are for personal use, (tinkering / hacks). I don't claim any of these failproof.
  
• Do take, backup of your systems i.e application, database, etc., before venturing into any changes.
  • Stop systems before any changes
  • Start systems after any changes

How to find the weblogic console url

• Go to weblogic installed directory
• Find setupinfo.txt

How to find t3 adminurl

• Login to web console a.k.a Admin Console
• Navigate to - AdminConsole->Server->Configuration->ListenPort
• Enable and note down the port for use
• The same info is available @ startscript.xml

How to find ports used by weblogic

• Find file oms/install/portlist.ini
• Find config.xml under your weblogic installation / server / domain folders

How to reset / change my weblogic console username , password

• Find security/boot.properties
• Stop WLS
• modify boot.properties with plain text values
• Start WLS

How to start stop (manage) admin , managed servers

• Go to ./gc_inst/user_projects/domains/YourDomain/bin
  
• Look at the list of files *.sh/.cmd/.bat (Executing these files with proper parameters will help you)
• startWebLogic.sh, , stopWebLogic.sh, wlscontrol.sh, startManagedWebLogic.sh, stopManagedWebLogic.sh,  wlsifconfig.sh, setDomainEnv.sh,
• Explore the below director too 
  • ./wlserver_10.3/common/bin/

How to pass java arguments to weblogic, How to debug weblogic

• Find startup.properties for your domain/nodemanager
• Stop WLS, modify as below, Start WLS.
• Under "Arguments=", you can append JVM arguments
• For debugging on port 4410
  • -agentlib:jdwp=transport=dt_socket,server=y,suspend=n,address=4410
• For enabling ADF logs
  • jbo.debugoutput=adflogger -Djbo.adflogger.level=FINE
• For enabling / disabling production mode
  • weblogic.ProductionModeEnabled=true (or false)

How to use weblogic java commands via command line

• wlserver_10.3/server/bin/setWLSEnv.sh
• echo $PATH and $CLASSPATH
• If the above returns empty / blank, set them manually (as echoed by setWLSEnv.sh)
• Execute a sample command to check , if it works.,
  • java weblogic.version
  • java weblogic.Deployer

How to start WLST (Weblogic Scripting tool)

To get WLST prompt / shell, follow as mentioned below

• Execute java weblogic.WLST (refer above on how to set path, classpath for this execution) OR
• oracle_common/common/bin/wlst.sh or wlserver_10.3/common/bin/wlst.sh
• Issue the below command on wlst shell to go online from offline
  • connect('weblogic','weblogicPassword','t3s://localhost:7102')
• If you have any trust key store issues, set the property (as below) and try again ...
  
  • export WLST_PROPERTIES="-Dweblogic.security.TrustKeyStore=DemoTrust"
    

List of important weblogic configuration files

Take backups, before you edit any of them !

• oms/install/setupinfo.txt
• oms/install/portlist.ini
• webloigc_folder/user_projects/domains/domainName/config/config.xml
• security/boot.properties
• adrs-instances.xml
• emoms.properties
• startscript.xml
• tokenValue.properties
• startup.properties
• osb*.url file (other .url files ?)
• *.prop file
• Files that you may need to look into - in case of startup issues. 
  • *.lok file
  • *.bak file
  • *.state file
  • *.DAT file

How to set autodeploy for an javaEE applications (automatic deployment , refresh, update of javaEE applications)

Change weblogic from production to development mode .,to autodeploy/refresh javaEE archives.

• Find setDomainEnv.sh
• set PRODUCTION_MODE="false"

or

• Find config.xml
• Change <production-mode-enabled>false</production-mode-enabled>

After this.,

• Once you bounce the server, On development mode a new 'autodeploy' folder is created,
• Check and find YourDomain\autodeploy
• copy your applications (folder - exploded war or archive - war/ear), under autodeploy folder
• staging-mode in config.xml should be 'stage' for autodeployment, weblogic should automatically take care of this.
• From now on, without bouncing - you get to deploy applications ! - just by copying your files.
  

How to clear cache

• Go to
  • cd gc_inst/user_projects/domains/YourDomainName/servers/serverName/tmp
• Remove
  • rm -rf gc_inst/user_projects/domains/YourDomainName/servers/serverName/tmp/*
• Other than tmp, you can also remove - cache and logs folder

How to create a domain?

After installation of weblogic ., go to weblogic_home/common/bin (i.e like /Oracle/Middleware/wlserver_12.1/common/bin) and start config.sh. If you have set the display (in linux) - it would have started in gui mode. Now you can create a domain and with it -it will create all the necessary scripts to start /stop etc., 

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