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Posted to notifications@skywalking.apache.org by GitBox <gi...@apache.org> on 2019/10/23 07:27:12 UTC

[GitHub] [skywalking] Karlzzb opened a new issue #3689: develop new plugin for our framework

Karlzzb opened a new issue #3689: develop new plugin for our framework
URL: https://github.com/apache/skywalking/issues/3689
 
 
   Please answer these questions before submitting your issue.
   
   - Why do you submit this issue?
   - [ ] Question or discussion
   - [ ] Bug
   - [#] Requirement
   - [ ] Feature or performance improvement
   
   ___
   ### Question
   - What do you want to know?
   According plugin development guide, I had develop some simple case for tracing our framework Legion ( a RPC framework) https://github.com/karl-free-legion/legion-cluster.git.  However, I encourter some problem. The plugin I built stem from the Skywalking source codes.
   
   `f 
   ERROR 2019-10-23 15:01:53:331 main PluginBootstrap : plugin file [jar:file:/mnt/client/plugins/legion-2.x-plugin-6.4.0.jar!/skywalking-plugin.def] init failure. 
   java.lang.SecurityException: Invalid signature file digest for Manifest main attributes
           at sun.security.util.SignatureFileVerifier.processImpl(SignatureFileVerifier.java:330)
           at sun.security.util.SignatureFileVerifier.process(SignatureFileVerifier.java:263)
           at java.util.jar.JarVerifier.processEntry(JarVerifier.java:318)
           at java.util.jar.JarVerifier.update(JarVerifier.java:230)
           at java.util.jar.JarFile.initializeVerifier(JarFile.java:383)
           at java.util.jar.JarFile.getInputStream(JarFile.java:450)
           at sun.net.www.protocol.jar.JarURLConnection.getInputStream(JarURLConnection.java:164)
           at java.net.URL.openStream(URL.java:1057)
           at org.apache.skywalking.apm.agent.core.plugin.PluginBootstrap.loadPlugins(PluginBootstrap.java:57)
           at org.apache.skywalking.apm.agent.SkyWalkingAgent.premain(SkyWalkingAgent.java:73)
           at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
           at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
           at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
           at java.lang.reflect.Method.invoke(Method.java:498)
           at sun.instrument.InstrumentationImpl.loadClassAndStartAgent(InstrumentationImpl.java:386)
           at sun.instrument.InstrumentationImpl.loadClassAndCallPremain(InstrumentationImpl.java:401)
   `
   
   ___
   ### Bug
   - Which version of SkyWalking, OS and JRE?
   6.4.0
   - Which company or project?
   Legion ( a RPC framework) 
   - What happen?
   If possible, provide a way for reproducing the error. e.g. demo application, component version.
   
   ___
   ### Requirement or improvement
   - Please describe about your requirements or improvement suggestions.

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