Oracle Weblogic Administration for Dummies

Weblogic Administration for Dummies
By muthuveerappan-Oracle on May 11, 2014
Oracle's Blogs

If you are looking for a handy guide on weblogic administration - this can help you.

Please Note:
Do it at your own risk.

• These steps may not be supported by the respective products and/or companies, unless explicitly specified anywhere.
• All these are for personal use, (tinkering / hacks).
• Do take backup before venturing into any change.
• Stop server before any manual change in file system
• Start server after any manual change in file system

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

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
• -Djbo.debugoutput=adflogger -Djbo.adflogger.level=FINE
• For enabling / disabling production mode
• -Dweblogic.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

• Execut java weblogic.WLST (refer above on how to set path, classpath for this execution) OR
• wlserver_10.3/common/bin/wlst.sh

List of important weblogic configuration files

• oms/install/setupinfo.txt
• oms/install/portlist.ini
• security/boot.properties
• adrs-instances.xml
• emoms.properties
• startscript.xml
• tokenValue.properties
• startup.properties
• osb*.url file (other .url files ?)
• *.prop 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 false

After this.,

• On development mode a new 'autodeploy' folder is created, check the same.,
• 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.