Examples with Session com.jcraft.jsch.Session used on opensource projects

Example 46 with Session

use of com.jcraft.jsch.Session in project bamboobsc by billchen198318.

the class SFtpClientUtils method getRemoteFileList.

@SuppressWarnings("unchecked")
public static Vector<LsEntry> getRemoteFileList(String user, String password, String addr, int port, String cwd) throws JSchException, SftpException, Exception {
    Session session = getSession(user, password, addr, port);
    Vector<LsEntry> lsVec = null;
    Channel channel = session.openChannel("sftp");
    channel.connect();
    ChannelSftp sftpChannel = (ChannelSftp) channel;
    try {
        //sftpChannel.lpwd()
        lsVec = (Vector<LsEntry>) sftpChannel.ls(cwd);
    } catch (Exception e) {
        e.printStackTrace();
        throw e;
    } finally {
        sftpChannel.exit();
        channel.disconnect();
        session.disconnect();
    }
    return lsVec;
}

Example 47 with Session

use of com.jcraft.jsch.Session in project bamboobsc by billchen198318.

the class SFtpClientUtils method getSession.

private static Session getSession(String user, String password, String addr, int port) throws JSchException {
    Session session = jsch.getSession(user, addr, port);
    session.setConfig("StrictHostKeyChecking", "no");
    session.setPassword(password);
    session.connect();
    return session;
}

Example 48 with Session

use of com.jcraft.jsch.Session in project ignite by apache.

the class StartNodeCallableImpl method call.

/**
 * {@inheritDoc}
 */
@Override
public ClusterStartNodeResult call() {
    JSch ssh = new JSch();
    Session ses = null;
    try {
        if (spec.key() != null)
            ssh.addIdentity(spec.key().getAbsolutePath());
        ses = ssh.getSession(spec.username(), spec.host(), spec.port());
        if (spec.password() != null)
            ses.setPassword(spec.password());
        ses.setConfig("StrictHostKeyChecking", "no");
        ses.connect(timeout);
        boolean win = isWindows(ses);
        info("Windows mode: " + win, spec.logger(), log);
        char separator = win ? '\\' : '/';
        spec.fixPaths(separator);
        String igniteHome = spec.igniteHome();
        if (igniteHome == null)
            igniteHome = win ? DFLT_IGNITE_HOME_WIN : DFLT_IGNITE_HOME_LINUX;
        String script = spec.script();
        if (script == null)
            script = win ? DFLT_SCRIPT_WIN : DFLT_SCRIPT_LINUX;
        String cfg = spec.configuration();
        if (cfg == null)
            cfg = "";
        String id = FILE_NAME_DATE_FORMAT.format(new Date()) + '-' + UUID.randomUUID().toString().substring(0, 8);
        String scriptOutputFileName = id + ".log";
        int spaceIdx = script.indexOf(' ');
        String scriptPath = spaceIdx > -1 ? script.substring(0, spaceIdx) : script;
        String scriptArgs = spaceIdx > -1 ? script.substring(spaceIdx + 1) : "";
        String rmtLogArgs = buildRemoteLogArguments(spec.username(), spec.host());
        String scriptOutputDir;
        String dfltTmpDir = igniteHome + separator + "work" + separator + "log";
        if (win) {
            String tmpDir = env(ses, "%TMPDIR%", dfltTmpDir, WINDOWS_ENCODING);
            if ("%TMPDIR%".equals(tmpDir))
                tmpDir = dfltTmpDir;
            scriptOutputDir = tmpDir + "\\ignite-startNodes";
        } else {
            // Assume Unix.
            String logDir = env(ses, "$TMPDIR", dfltTmpDir);
            scriptOutputDir = logDir + "/ignite-startNodes";
        }
        shell(ses, "mkdir " + scriptOutputDir);
        String scriptOutputPath = scriptOutputDir + separator + scriptOutputFileName;
        String findSuccess;
        if (win) {
            String scriptFileName = scriptOutputDir + '\\' + id + ".bat";
            String createScript = new SB().a("echo \"").a(igniteHome).a('\\').a(scriptPath).a("\" ").a(scriptArgs).a(!cfg.isEmpty() ? " \"" : "").a(cfg).a(!cfg.isEmpty() ? "\"" : "").a(rmtLogArgs).a(" ^> ").a(scriptOutputPath).a(" ^2^>^&^1").a(" > ").a(scriptFileName).toString();
            info("Create script with command: " + createScript, spec.logger(), log);
            shell(ses, createScript);
            try {
                String createTask = new SB().a("schtasks /create /f /sc onstart").a(" /ru ").a(spec.username()).a(" /rp ").a(spec.password()).a(" /tn ").a(id).a(" /np /tr \"").a(scriptFileName).a('\"').toString();
                info("Create task with command: " + createTask, spec.logger(), log);
                shell(ses, createTask);
                String runTask = "schtasks /run /i /tn " + id;
                info("Run task with command: " + runTask, spec.logger(), log);
                shell(ses, runTask);
            } finally {
                String deleteTask = "schtasks /delete /f /tn " + id;
                info("Delete task with command: " + deleteTask, spec.logger(), log);
                shell(ses, deleteTask);
            }
            findSuccess = "find \"" + SUCCESSFUL_START_MSG + "\" " + scriptOutputPath;
        } else {
            // Mac os don't support ~ in double quotes. Trying get home path from remote system.
            if (igniteHome.startsWith("~")) {
                String homeDir = env(ses, "$HOME", "~");
                igniteHome = igniteHome.replaceFirst("~", homeDir);
            }
            String startNodeCmd = new SB().a("nohup ").a("\"").a(igniteHome).a('/').a(scriptPath).a("\"").a(" ").a(scriptArgs).a(!cfg.isEmpty() ? " \"" : "").a(cfg).a(!cfg.isEmpty() ? "\"" : "").a(rmtLogArgs).a(" > ").a(scriptOutputDir).a('/').a(scriptOutputFileName).a(" 2>& 1 &").toString();
            info("Starting remote node with SSH command: " + startNodeCmd, spec.logger(), log);
            shell(ses, startNodeCmd);
            findSuccess = "grep \"" + SUCCESSFUL_START_MSG + "\" " + scriptOutputPath;
        }
        for (int i = 0; i < NODE_START_CHECK_LIMIT; ++i) {
            Thread.sleep(NODE_START_CHECK_PERIOD);
            String res = exec(ses, findSuccess, win ? WINDOWS_ENCODING : null);
            info("Find result: " + res, spec.logger(), log);
            if (res != null && res.contains(SUCCESSFUL_START_MSG))
                return new ClusterStartNodeResultImpl(spec.host(), true, null);
        }
        return new ClusterStartNodeResultImpl(spec.host(), false, "Remote node could not start. " + "See log for details: " + scriptOutputPath);
    } catch (IgniteInterruptedCheckedException e) {
        return new ClusterStartNodeResultImpl(spec.host(), false, e.getMessage());
    } catch (Exception e) {
        return new ClusterStartNodeResultImpl(spec.host(), false, X.getFullStackTrace(e));
    } finally {
        if (ses != null && ses.isConnected())
            ses.disconnect();
    }
}

Example 49 with Session

use of com.jcraft.jsch.Session in project suite by stupidsing.

the class Ssh method execute.

public int execute(String command) throws JSchException, IOException {
    Session session = null;
    ChannelExec channel = null;
    try {
        session = newSession("kenchi.no-ip.org", 22, "sing", "abc123");
        channel = (ChannelExec) session.openChannel("exec");
        channel.setCommand(command);
        channel.connect();
        while (!channel.isClosed()) Thread_.sleepQuietly(100);
        ByteArrayOutputStream baos = new ByteArrayOutputStream();
        Copy.stream(channel.getInputStream(), baos);
        baos.close();
        return channel.getExitStatus();
    } finally {
        close(session, channel);
    }
}

Example 50 with Session

use of com.jcraft.jsch.Session 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 (containsSpace) {
        sb.add("-Dproactive.home=\"" + schedulingPath + "\"");
    } else {
        sb.add("-Dproactive.home=" + schedulingPath);
    }
    String securitycmd = CentralPAPropertyRepository.JAVA_SECURITY_POLICY.getCmdLine();
    if (!this.javaOptions.contains(securitycmd)) {
        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)) {
        // 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);
    // 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();
    }
}