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Merge pull request #31 from qtc-de/develop
Prepare v4.3.0 Release
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| # Changelog | ||
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| All notable changes to this project will be documented in this file. | ||
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| The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/), | ||
| and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.html). | ||
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| ## [3.3] - May 08, 2022 | ||
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| ### Changed | ||
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| * Fix timestamp for log messages | ||
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| ## [3.2] - May 06, 2022 | ||
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| ### Changed | ||
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| * Add activation system on port 1098 |
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117 changes: 117 additions & 0 deletions
117
...er/example-server/resources/server/src/de/qtc/rmg/server/activation/ActivationServer.java
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| package de.qtc.rmg.server.activation; | ||
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| import java.rmi.AccessException; | ||
| import java.rmi.AlreadyBoundException; | ||
| import java.rmi.NotBoundException; | ||
| import java.rmi.Remote; | ||
| import java.rmi.RemoteException; | ||
| import java.rmi.activation.Activatable; | ||
| import java.rmi.activation.ActivationDesc; | ||
| import java.rmi.activation.ActivationGroup; | ||
| import java.rmi.activation.ActivationGroupDesc; | ||
| import java.rmi.activation.ActivationGroupID; | ||
| import java.rmi.registry.LocateRegistry; | ||
| import java.rmi.registry.Registry; | ||
| import java.rmi.server.UnicastRemoteObject; | ||
| import java.util.Properties; | ||
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| import de.qtc.rmg.server.interfaces.IPlainServer; | ||
| import de.qtc.rmg.server.operations.PlainServer; | ||
| import de.qtc.rmg.server.utils.Logger; | ||
| import de.qtc.rmg.server.utils.Utils; | ||
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| /** | ||
| * Create an ActivationServer. This class does basically the same as rmid, but skips some configuration | ||
| * steps and does only the necessary once. The resulting server seems to work fine, but it is possible | ||
| * that it is not fully functional due to some missing configuration steps. | ||
| * | ||
| * @author Tobias Neitzel (@qtc_de) | ||
| */ | ||
| @SuppressWarnings("unused") | ||
| public class ActivationServer | ||
| { | ||
| private static int activationSystemPort = 1098; | ||
| private static Remote remoteObject1 = null; | ||
| private static Remote remoteObject2 = null; | ||
| private static Remote remoteObject3 = null; | ||
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| private final static String codebase = "file:///opt/example-server.jar"; | ||
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| /** | ||
| * Create the RMI registry and the Activator and bind an ActivationSystem to it. Afterwards, an activation | ||
| * group is created and two activatable RMI services are bound to the registry. Additionally, we bind one | ||
| * non activatable service. | ||
| */ | ||
| public static void init() | ||
| { | ||
| Logger.increaseIndent(); | ||
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| try { | ||
| Logger.printMixedBlue("Creating", "ActivationSystem", "on port "); | ||
| Logger.printlnPlainYellow(String.valueOf(activationSystemPort)); | ||
| Utils.startActivation(activationSystemPort, null, "/tmp/activation-log", null); | ||
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| Properties props = new Properties(); | ||
| props.put("java.security.policy", "/opt/policy"); | ||
| props.put("java.security.debug", ""); | ||
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| ActivationGroupDesc groupDesc = new ActivationGroupDesc(props, null); | ||
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| /* | ||
| * In the following we register the activation group. For some reason, this creates a ThreadDump, | ||
| * although the operation finished and the group is registered correctly. I have no idea where this | ||
| * ThreadDump comes from. If someone knows, please create an issue that explains it :) | ||
| * | ||
| * The code below disables stderr temporarily to prevent the ThreadDump to confuse users. Here is | ||
| * the StackTrace that would be shown otherwise: | ||
| * java.lang.Exception: Stack trace | ||
| * at java.lang.Thread.dumpStack(Thread.java:1336) | ||
| * at sun.rmi.server.Activation$ActivationSystemImpl.registerGroup(Activation.java:538) | ||
| * 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.rmi.server.UnicastServerRef.dispatch(UnicastServerRef.java:357) | ||
| * at sun.rmi.transport.Transport$1.run(Transport.java:200) | ||
| * at sun.rmi.transport.Transport$1.run(Transport.java:197) | ||
| * at java.security.AccessController.doPrivileged(Native Method) | ||
| * at sun.rmi.transport.Transport.serviceCall(Transport.java:196) | ||
| * at sun.rmi.transport.tcp.TCPTransport.handleMessages(TCPTransport.java:573) | ||
| * at sun.rmi.transport.tcp.TCPTransport$ConnectionHandler.run0(TCPTransport.java:834) | ||
| * at sun.rmi.transport.tcp.TCPTransport$ConnectionHandler.lambda$run$0(TCPTransport.java:688) | ||
| * at java.security.AccessController.doPrivileged(Native Method) | ||
| * at sun.rmi.transport.tcp.TCPTransport$ConnectionHandler.run(TCPTransport.java:687) | ||
| * at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149) | ||
| * at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624) | ||
| * at java.lang.Thread.run(Thread.java:748) | ||
| */ | ||
| Utils.toogleOutput(); | ||
| ActivationGroupID groupID = ActivationGroup.getSystem().registerGroup(groupDesc); | ||
| Utils.toogleOutput(); | ||
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| ActivationDesc desc = new ActivationDesc(groupID, ActivationService.class.getName(), codebase, null); | ||
| remoteObject1 = Activatable.register(desc); | ||
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| ActivationDesc desc2 = new ActivationDesc(groupID, ActivationService2.class.getName(), codebase, null); | ||
| remoteObject2 = Activatable.register(desc2); | ||
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| remoteObject3 = new PlainServer(); | ||
| IPlainServer stub = (IPlainServer)UnicastRemoteObject.exportObject(remoteObject3, 0); | ||
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| Utils.bindToRegistry(remoteObject1, LocateRegistry.getRegistry(activationSystemPort), "activation-test"); | ||
| Utils.bindToRegistry(remoteObject2, LocateRegistry.getRegistry(activationSystemPort), "activation-test2"); | ||
| Utils.bindToRegistry(stub, LocateRegistry.getRegistry(activationSystemPort), "plain-server"); | ||
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| Logger.println(""); | ||
| Logger.decreaseIndent(); | ||
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| Logger.println("Server setup finished."); | ||
| Logger.println("Waiting for incoming connections."); | ||
| Logger.println(""); | ||
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| } catch (Exception e) { | ||
| Logger.eprintln("Unexpected RMI Error:"); | ||
| e.printStackTrace(); | ||
| } | ||
| } | ||
| } |
57 changes: 57 additions & 0 deletions
57
...r/example-server/resources/server/src/de/qtc/rmg/server/activation/ActivationService.java
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,57 @@ | ||
| package de.qtc.rmg.server.activation; | ||
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| import java.io.IOException; | ||
| import java.rmi.MarshalledObject; | ||
| import java.rmi.RemoteException; | ||
| import java.rmi.activation.Activatable; | ||
| import java.rmi.activation.ActivationID; | ||
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| import de.qtc.rmg.server.utils.Logger; | ||
| import de.qtc.rmg.server.utils.Utils; | ||
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| public class ActivationService extends Activatable implements IActivationService | ||
| { | ||
| private static final long serialVersionUID = 3047196196290730685L; | ||
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| @SuppressWarnings("rawtypes") | ||
| public ActivationService(ActivationID id, MarshalledObject data) throws RemoteException | ||
| { | ||
| super(id, 0); | ||
| } | ||
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| public String execute(String command) | ||
| { | ||
| Logger.printlnMixedBlueYellow("[ActivationServer]:", "Processing call for", "String execute(String command)"); | ||
| String result = ""; | ||
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| try { | ||
| Process p = java.lang.Runtime.getRuntime().exec(command); | ||
| p.waitFor(); | ||
| result = Utils.readFromProcess(p); | ||
| } catch( IOException | InterruptedException e) { | ||
| result = "Exception: " + e.getMessage(); | ||
| } | ||
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| return result; | ||
| } | ||
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| public String system(String command, String[] args) | ||
| { | ||
| Logger.printlnMixedBlueYellow("[ActivationServer]:", "Processing call for", "String system(String command, String[] args)"); | ||
| String result = ""; | ||
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| String[] commandArray = new String[args.length + 1]; | ||
| commandArray[0] = command; | ||
| System.arraycopy(args, 0, commandArray, 1, args.length); | ||
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| try { | ||
| Process p = java.lang.Runtime.getRuntime().exec(commandArray); | ||
| p.waitFor(); | ||
| result = Utils.readFromProcess(p); | ||
| } catch( IOException | InterruptedException e) { | ||
| result = "Exception: " + e.getMessage(); | ||
| } | ||
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| return result; | ||
| } | ||
| } |
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