Book Image

WildFly Cookbook

Book Image

WildFly Cookbook

Overview of this book

Table of Contents (23 chapters)
WildFly Cookbook
Credits
About the Author
Acknowledgments
About the Reviewers
www.PacktPub.com
Preface
Index

Getting the JVM version


In this recipe, you will learn how to get the JVM WildFly is running with by invoking a command to the CLI.

Getting ready

Remember I'm running WildFly remotely, bound to 192.168.59.103 as IP. WildFly is already up and running.

How to do it…

  1. Open a new terminal window and execute the following commands:

    $ cd $WILDFLY_HOME
    $ ./bin/jboss-cli.sh -c --controller=192.168.59.103:9990 --user=wildfly --password=cookbook.2015 --command="/core-service=platform-mbean/type=runtime:read-attribute(name=spec-version)"
    {
        "outcome" => "success",
        "result" => "1.8"
    }
  2. Obviously, you can extract just the information you need by using the awk command in the output (you can use whichever tool you are comfortable with), as follows:

    $ ./bin/jboss-cli.sh -c --controller=192.168.59.103:9990 --user=wildfly --password=cookbook.2015 --command="/core-service=platform-mbean/type=runtime:read-attribute(name=spec-version)" | awk 'NR==3 { print $3 }'
    "1.8"
  3. In case you are running WildFly in the...