Examples with SSHInfrastructureV2 org.ow2.proactive.resourcemanager.nodesource.infrastructure.SSHInfrastructureV2 used on opensource projects

Example 6 with SSHInfrastructureV2

use of org.ow2.proactive.resourcemanager.nodesource.infrastructure.SSHInfrastructureV2 in project scheduling by ow2-proactive.

the class TestNodeSourceThreadPool method testDownNodesCanStillBeDetectedWhenDeploymentThreadsAreExhausted.

@Test
public void testDownNodesCanStillBeDetectedWhenDeploymentThreadsAreExhausted() throws Exception {
    String rmConfig = new File(RMTHelper.class.getResource(TWO_THREADS_CONFIG_FILE_PATH).toURI()).getAbsolutePath();
    this.rmHelper.startRM(rmConfig);
    this.resourceManager = this.rmHelper.getResourceManager();
    this.resourceManager.defineNodeSource(NODE_SOURCE_NAME, SSHInfrastructureV2.class.getName(), getInfiniteRetryInfrastructureParameters(), StaticPolicy.class.getName(), getStaticPolicyParameters(), NODES_NOT_RECOVERABLE);
    this.resourceManager.deployNodeSource(NODE_SOURCE_NAME);
    RMTHelper.log("Waiting for the RM to have one free node");
    while (this.resourceManager.getState().getFreeNodesNumber() != ONE_NODE_PER_HOST) {
        Thread.sleep(ACTIVE_WAITING_PERIOD);
    }
    RMTHelper.log("The RM has one free node");
    RMTHelper.log("Killing the free node");
    String freeNodeUrl = this.resourceManager.getState().getFreeNodes().iterator().next();
    RMTHelper.killRuntime(freeNodeUrl);
    RMMonitorsHandler monitor = this.rmHelper.getMonitorsHandler();
    monitor.flushEvents();
    RMTHelper.log("Waiting for the RM to detect the node down");
    RMNodeEvent nodeEvent = RMTHelper.waitForNodeEvent(RMEventType.NODE_STATE_CHANGED, freeNodeUrl, NODE_STATE_CHANGED_TIMEOUT, monitor);
    assertEquals(NodeState.DOWN, nodeEvent.getNodeState());
}

Example 7 with SSHInfrastructureV2

use of org.ow2.proactive.resourcemanager.nodesource.infrastructure.SSHInfrastructureV2 in project scheduling by ow2-proactive.

the class SSHInfrastructureV2 method startNodeImpl.

/**
 * Internal node acquisition method
 * <p>
 * Starts a PA runtime on remote host using SSH, register it manually in the
 * nodesource.
 *
 * @param hostTracker The host on which one the node will be started
 * @param nbNodes number of nodes to deploy
 * @param depNodeURLs list of deploying or lost nodes urls created
 * @throws RMException
 *             acquisition failed
 */
public void startNodeImpl(final HostTracker hostTracker, final int nbNodes, final List<String> depNodeURLs) throws RMException {
    String fs = getTargetOSObj().fs;
    // we set the java security policy file
    ArrayList<String> sb = new ArrayList<>();
    final boolean containsSpace = schedulingPath.contains(" ");
    if (!deploymentMode.equals("useNodeJarStartupScript")) {
        if (containsSpace) {
            sb.add("-Dproactive.home=\"" + schedulingPath + "\"");
        } else {
            sb.add("-Dproactive.home=" + schedulingPath);
        }
    }
    String securitycmd = CentralPAPropertyRepository.JAVA_SECURITY_POLICY.getCmdLine();
    if (!this.javaOptions.contains(securitycmd) && !deploymentMode.equals("useNodeJarStartupScript")) {
        if (containsSpace) {
            securitycmd += "\"";
        }
        securitycmd += this.schedulingPath + fs + "config" + fs;
        securitycmd += "security.java.policy-client";
        if (containsSpace) {
            securitycmd += "\"";
        }
        sb.add(securitycmd);
    }
    // we set the log4j configuration file
    String log4jcmd = CentralPAPropertyRepository.LOG4J.getCmdLine();
    if (!this.javaOptions.contains(log4jcmd) && !deploymentMode.equals("useNodeJarStartupScript")) {
        // log4j only understands urls
        if (containsSpace) {
            log4jcmd += "\"";
        }
        log4jcmd += "file:";
        if (!this.schedulingPath.startsWith("/")) {
            log4jcmd += "/";
        }
        log4jcmd += this.schedulingPath.replace("\\", "/");
        log4jcmd += "/config/log/node.properties";
        if (containsSpace) {
            log4jcmd += "\"";
        }
        sb.add(log4jcmd);
    }
    // we add extra java/PA configuration
    if (this.javaOptions != null && !this.javaOptions.trim().isEmpty()) {
        sb.add(this.javaOptions.trim());
    }
    CommandLineBuilder clb = super.getDefaultCommandLineBuilder(getTargetOSObj());
    final boolean deployNodesInDetachedMode = PAResourceManagerProperties.RM_NODES_RECOVERY.getValueAsBoolean() || PAResourceManagerProperties.RM_PRESERVE_NODES_ON_SHUTDOWN.getValueAsBoolean();
    if (deployNodesInDetachedMode) {
        // if we do not want to kill the nodes when the RM exits or
        // restarts, then we should launch the nodes in background and
        // ignore the RM termination signal
        clb.setDetached();
    }
    clb.setJavaPath(this.javaPath);
    clb.setRmHome(this.schedulingPath);
    clb.setPaProperties(sb);
    final String nodeName = nodeNameBuilder.generateNodeName(hostTracker);
    clb.setNodeName(nodeName);
    clb.setNumberOfNodes(nbNodes);
    // set the stratup script retrieved from NodeCommandLine.properties
    if (!this.deploymentMode.equals("autoGenerated")) {
        clb.setDeploymentMode(deploymentMode);
        clb.setStartupScript((deploymentMode.equals("useStartupScript") ? startupScriptStandard : startupScriptWithNodeJarDownload));
    }
    if (this.deploymentMode.equals("useNodeJarStartupScript")) {
        clb.setNodeJarUrl(nodeJarUrl);
    }
    // finally, the credential's value
    String credString;
    try {
        Client currentClient = super.nodeSource.getAdministrator();
        credString = new String(currentClient.getCredentials().getBase64());
    } catch (KeyException e) {
        throw new RMException("Could not get base64 credentials", e);
    }
    clb.setCredentialsValueAndNullOthers(credString);
    // add an expected node. every unexpected node will be discarded
    String cmdLine;
    String obfuscatedCmdLine;
    try {
        cmdLine = clb.buildCommandLine(true);
        obfuscatedCmdLine = clb.buildCommandLine(false);
    } catch (IOException e) {
        throw new RMException("Cannot build the " + RMNodeStarter.class.getSimpleName() + "'s command line.", e);
    }
    // one escape the command to make it runnable through ssh
    if (cmdLine.contains("\"")) {
        cmdLine = cmdLine.replaceAll("\"", "\\\\\"");
    }
    final String finalCmdLine = cmdLine;
    // The final addDeployingNode() method will initiate a timeout that
    // will declare node as lost and set the description of the failure
    // with a simplistic message, since there is no way to override this
    // mechanism we consider only 90% of timeout to set custom description
    // in case of failure and still allow global timeout
    final int shorterTimeout = Math.round((90 * super.nodeTimeOut) / 100);
    JSch jsch = new JSch();
    final String msg = "deploy on " + hostTracker.getResolvedAddress();
    final List<String> createdNodeNames = RMNodeStarter.getWorkersNodeNames(nodeName, nbNodes);
    depNodeURLs.addAll(addMultipleDeployingNodes(createdNodeNames, obfuscatedCmdLine, msg, super.nodeTimeOut));
    addTimeouts(depNodeURLs);
    Session session;
    try {
        // Create ssh session to the hostname
        session = jsch.getSession(this.sshUsername, hostTracker.getResolvedAddress().getHostName(), this.sshPort);
        if (this.sshPassword == null) {
            jsch.addIdentity(this.sshUsername, this.sshPrivateKey, null, null);
        } else {
            session.setPassword(this.sshPassword);
        }
        session.setConfig(this.sshOptions);
        session.connect(shorterTimeout);
    } catch (JSchException e) {
        multipleDeclareDeployingNodeLost(depNodeURLs, "unable to " + msg + "\n" + getStackTraceAsString(e));
        throw new RMException("unable to " + msg, e);
    }
    SSHInfrastructureV2.logger.info("Executing SSH command: '" + finalCmdLine + "'");
    ScheduledExecutorService deployService = Executors.newSingleThreadScheduledExecutor();
    try {
        // Create ssh channel to run the cmd
        ByteArrayOutputStream baos = new ByteArrayOutputStream(DEFAULT_OUTPUT_BUFFER_LENGTH);
        ChannelExec channel;
        try {
            channel = (ChannelExec) session.openChannel("exec");
            channel.setCommand(finalCmdLine);
            channel.setOutputStream(baos);
            channel.setErrStream(baos);
            channel.connect();
        } catch (JSchException e) {
            multipleDeclareDeployingNodeLost(depNodeURLs, "unable to " + msg + "\n" + getStackTraceAsString(e));
            throw new RMException("unable to " + msg, e);
        }
        final ChannelExec chan = channel;
        Future<Void> deployResult = deployService.submit(new Callable<Void>() {

            @Override
            public Void call() throws Exception {
                while (!shutDown.get() && !checkAllNodesAreAcquiredAndDo(createdNodeNames, null, null)) {
                    if (anyTimedOut(depNodeURLs)) {
                        throw new IllegalStateException("The upper infrastructure has issued a timeout");
                    }
                    // processes live completely independently
                    if (!deployNodesInDetachedMode && chan.getExitStatus() != PROCESS_STILL_RUNNING_VALUE) {
                        throw new IllegalStateException("The jvm process of the node has exited prematurely");
                    }
                    try {
                        Thread.sleep(1000);
                    } catch (InterruptedException e) {
                        // we know the cause of this
                        return null;
                    // interruption just exit
                    }
                }
                // Victory
                return null;
            }
        });
        try {
            deployResult.get(shorterTimeout, TimeUnit.MILLISECONDS);
        } catch (ExecutionException e) {
            declareLostAndThrow("Unable to " + msg + " due to " + e.getCause(), depNodeURLs, channel, baos, e);
        } catch (InterruptedException e) {
            deployResult.cancel(true);
            declareLostAndThrow("Unable to " + msg + " due to an interruption", depNodeURLs, channel, baos, e);
        } catch (TimeoutException e) {
            deployResult.cancel(true);
            declareLostAndThrow("Unable to " + msg + " due to timeout", depNodeURLs, channel, baos, e);
        } finally {
            channel.disconnect();
        }
    } finally {
        removeTimeouts(depNodeURLs);
        session.disconnect();
        deployService.shutdownNow();
    }
}