Oracle WebLogic Devcast Series: JMX for DevOps. Dr. Frank Munz ORACLE PRODUCT LOGO

Transcription

1 Oracle WebLogic Devcast Series: JMX for DevOps Dr. Frank Munz g of the Year,, Cloud Oracle Technologist ORACLE PRODUCT LOGO 1

2 The following is intended to outline our general product direction. It is intended for information purposes only, and may not be incorporated into any contract. It is not a commitment to deliver any material, code, or functionality, and should not be relied upon in making purchasing decisions. The development, release, and timing of any features or functionality described for Oracleʼs products remains at the sole discretion of Oracle. Who is this guy? Frank Munz Founded munz & more in years WebLogic Server and Oracle Fusion Middleware Consulting and High-End Training NEW book: WebLogic 12c: Advanced Recipes 2

3 WebLogic 12c: JMX For DevOps Download NetBeans projects and additional links at the end JMX for DevOps? Frank Munz / / Oracle DevCast Slide #5 Agenda 1. Basics 2. Tools / Clients 3. Programming 4. Wrap-up p Frank Munz / / Oracle DevCast Slide #6 3

4 JMX BASICS JMX Java Management Extensions (JSR-003) + JMX Remote API (JSR-160) Supported from Java 5 JMX 1.2 supported since WLS 9.x WebLogic 12c: RESTful access Frank Munz / / Oracle DevCast Slide #8 4

5 MBeans MBeans have attributes, operations, use notifications WbL WebLogic MBeans encapsulate lt Configuration Data Runtime Values Frank Munz / / Oracle DevCast Slide #9 MBean Servers Oracle WebLogic JVM JMX JVM Platform MBean Server Edit MBean Server RMI Client JVM http JSR 160 RMI Connector RESTful Connector Runtime MBean Server DomainRuntime MBean Server MBean MBean MBean Admin Admin Frank Munz / / Oracle DevCast 5

6 MBean Object Name domainpart:listofproperties com.bea used for WebLogic MBeans Name=,Type= [,ParentType1=Parent1Name] [,ParentType2=Parent2Name] [, ] [,Location=serverName] Example: com.bea:name=adminserver,type=server Frank Munz / / Oracle DevCast Admin console, JConsole, WLST, RESTful Management Services, Jolokia. JMX TOOLS / CLIENTS 6

7 WebLogic Admin Console WebLogic Scripting Tool 7

8 WebLogic 12c RESTful Management Services JConsole 8

9 Open Source JMX Shell, RESTful API, Monitoring Plugins WebLogic 12c Admin Console Comfortable and feature-rich graphical JMX client All changes from console are done via JMX Sometimes scripting is preferred -> WLST scripts can be recorded Frank Munz / / Oracle DevCast Slide #18 9

10 DEMO Admin Console WebLogic Scripting Tool (WLST) Efficient and versatile. It can replace: Configuration wizard Template builder Command line deployment: weblogic.deployer Admin console Online / offline mode Frank Munz / / Oracle DevCast Slide #20 10

11 WLST MW_HOME/wlserver_12.1/common/bin contains start script for WLST: wlst.sh Or run command-line with WL_HOME set and weblogic.jar in classpath: java weblogic.wlst [Script.py] Frank Munz / / Oracle DevCast Slide #21 DEMO WLST 11

12 WLST Quick Reference ls() cd() ls('a') shows attributes, 'c' child MBeans, 'o' operations navigation domainconfig() serverconfig() domainruntime() serverruntime() custom() jndi() edit() startedit() save() activate() / undo() configtoscript() find() easesyntax() change to domain configuration tree change to server config MBeans change to domain runtime tree change to server runtime MBeans change to custom tree change to JNDI tree change to writable edit tree start an edit session, then use set('attribute','value') persist changes activate / undo changes export domain configuration to WLST script find attributes switch off python syntax (do not use for scripting!) WebLogic 12c RESTful Management Service Enable from admin console Retrieves cluster, server, deployment and JDBC Built-in AJAX client for testing: Frank Munz / / Oracle DevCast Slide #24 12

13 DEMO RESTful Management Service Jolokia HTTP/JSON bridge for remote JMX access -> Avoids JVM overhead on client side Uses j4p.war or JVM agent on WebLogic Supports many JEE servers j4psh JMX shell with tab-completion and syntax highlighting Understanding of MBean names required Frank Munz / / Oracle DevCast 13

14 DEMO Jolokia Spring / Standard Java EE JMX Development JMX PROGRAMMING 14

15 DEMO Spring DEMO JConsole 15

16 DEMO JMX + Java EE Conclusion and Links WRAP-UP 16

17 WebLogic 12c Advanced Recipes /dp/ / Available Jan 1, 2013 Frank Munz / / Oracle DevCast Slide #33 Links DevOps Oracle WebLogic 12c JMX Documentation RESTful Management Services Frank Munz / / Oracle DevCast Slide #34 17

18 Links Spring Reference, Chapter 22, JMX t ti i / i /d /3 0 erence/html/jmx.html#jmx-exporting Oracle JMX Tutorial tml Oracle MXBeans explained: Bean.html Frank Munz / / Oracle DevCast Slide #35 Links Jolokia Web Site: munz & more Frank Munz / / Oracle DevCast Slide #36 18

19 Let s connect Frank Munz / / Oracle DevCast Join the WebLogic Community Twitter twitter.com/oracleweblogic Facebook facebook.com/oracleweblogic Oracle s WebLogic blog blogs.oracle.com/weblogicserver Youtube Youtube.com/oracleweblogic Oracle.com/technetwork/weblogic 19

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