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CA IAMSuite - Ensure JBOSS/Wildfly Shuts down Correctly

  • 1.  CA IAMSuite - Ensure JBOSS/Wildfly Shuts down Correctly

    Posted Jun 04, 2016 03:58 PM

    Hello Team,

     

    Edit:  2018/07/26  -   Ensure JAVA_HOME is defined in jboss-cli.sh  (jboss-cli.bat) file; if not available as an OS environmental variable.   Example:      JAVA_HOME="/opt/CA/jdk1.8.0_71"

       - The jboss-cli.sh file is not auto-updated with JAVA_HOME variable upon installed of IM solution. 

       -  Note:  standalone.sh is auto updated with JAVA_HOME variable.

       

     

    See example below:  JBOSS/Wildfly default management port (localhost:9990) used to shutdown JBOSS/Wildfly via jboss-cli.sh process.

     

     

     

     

    # Original discussion below #

     

    While working with customer and various dev-ops processes, one area I see that needs attention is awareness that shudown processes for JBOSS/Wildfly may need to be updated.

     

    The IM solution will, OOTB, update the startup files file; but assumes no changes to the shutdown processes.

     

    However, if any port is changed, then there is the possibility the hard-coded ports in the JBOSS shutdown process may have been missed.

     

    As a test if your shutdown processes are working fine, execute the following steps:

     

    0) Check which ports are in use:       {assumes JBOSS is running}

            (win)  netstat -an | findstr 8080    [Jboss default HTTP Port]            or (linux)   netstat -an | grep 8080

            (win)  netstat -an | findstr 9990    [Jboss management Port]            or (linux)   netstat -an | grep 9990

     

    1)  JBOSS_HOME\bin\jboss-cli.bat  (jboss-cli.sh)

    2)  At the [disconnected /] prompt, type   connnect

    3) The prompt should change to [standalone@localhost:9990 /]       This port number was pulled from jboss-cli.xml

    4) Type shutdown

    5 ) Type exit

     

    6) See if the JBOSS instance is shutting down.

            (win)  netstat -an | findstr 8080    [Jboss default HTTP Port]            or (linux)   netstat -an | grep 8080

            (win)  netstat -an | findstr 9990    [Jboss management Port]            or (linux)   netstat -an | grep 9990

     

    Or execute in one step:   JBOSS_HOME\bin\jboss-cli.bat --connect command=:shutdown

     

     

     

    Note:  To use other ports, with out modification of the JBOSS_HOME\standalone\configuration\standalone*.xml file, the following may be done.   This is useful when you need to run two solutions, but do not wish to share a single JBOSS server instance with two EAR deployments.   Use two (2) JBOSS deployment with different ports.

     

    WINDOWS VERSION OF JBOSS

    Note:  No need to update JBOSS_HOME\standalone\configuration\standalone*.xml

    Port Offset is already in the latest releases of JBOSS/Wildfly

    Update JBOSS_HOME\bin\standalone.conf.bat to use port offset 100

    On Windows (otherwise update standalone.conf on Linux)

    Add set "JAVA_OPTS=%JAVA_OPTS% -Djboss.socket.binding.port-offset=100"

     

    Example:

    rem set "JAVA_OPTS=-Xms64M -Xmx512M -XX:MaxPermSize=256M"

    set "JAVA_OPTS=-Xms64M -Xmx2048M"

    rem # Prefer IPv4

    set "JAVA_OPTS=%JAVA_OPTS% -Djava.net.preferIPv4Stack=true"

    rem # Add offset to avoid collision with IM on port 8080 for IDP

    set "JAVA_OPTS=%JAVA_OPTS% -Djboss.socket.binding.port-offset=100"

     

    Update JBOSS_HOME\bin\jboss-cli.xml  to use shutdown port 10090

    Search replace 9990 with 10090 (assumes port offset=100)

     

    Update JBOSS_HOME\bin\service\service.bat   to use shutdown port 10090

    Update Names & Description for NT Service to avoid generic names

    Search replace 9990 with 10090  (assumes port offset=100)

    Then execute  service.bat install   to create NT service.    Update to automatic start manually or via sc command.

     

    See if the JBOSS instance is shutting down with the port offset of 100.

            (win)  netstat -an | findstr 8180    [Jboss default HTTP Port]            or (linux)   netstat -an | grep 8180

            (win)  netstat -an | findstr 10090    [Jboss management Port]            or (linux)   netstat -an | grep 10090

     

     

     

    These steps will ensure that JBOSS is shutdown cleanly.

     

     

    Benefit:   Avoid startup issues with "corrupt" JMS queue entries when JBOSS service/daemon is "killed" instead of shutdown cleanly.

     

     

     

    Cheers,

     

    A.



  • 2.  Re: CA IAMSuite - Ensure JBOSS Shuts down Correctly

    Broadcom Employee
    Posted Jun 07, 2016 04:39 PM

    Great tips Alan !!

     

    Sagi



  • 3.  Re: CA IAMSuite - Ensure JBOSS Shuts down Correctly

    Broadcom Employee
    Posted Jul 03, 2017 01:46 AM

    This is really helpful Alan. Thanks for sharing.



  • 4.  Re: CA IAMSuite - Ensure JBOSS Shuts down Correctly

    Broadcom Employee
    Posted Jul 11, 2017 12:28 PM

    Great Stuff!!

     

    Bill