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

Example 61 with Channel

use of com.jcraft.jsch.Channel in project ASAP by salmant.

the class Terminate_a_Container method remove_from_haproxy.

// ///////////////////////////////////////////////////////////
public void remove_from_haproxy() {
    String haproy_ip = "194.249.1.110";
    String haproy_host_user = "root";
    String haproy_host_password = "***************";
    // ////////////////////////////// add new server
    try {
        String command = "sed " + "\'/" + "    server " + i_str + "-www " + new_IP + ":5000 check/d" + "\' /etc/haproxy/haproxy.cfg" + " > /etc/haproxy/test.cfg ; mv /etc/haproxy/test.cfg /etc/haproxy/haproxy.cfg";
        JSch jsch = new JSch();
        com.jcraft.jsch.Session session = jsch.getSession(haproy_host_user, haproy_ip, 22);
        Properties config = new Properties();
        config.put("StrictHostKeyChecking", "no");
        session.setConfig(config);
        ;
        session.setPassword(haproy_host_password);
        session.connect();
        Channel channel = session.openChannel("exec");
        ((ChannelExec) channel).setCommand(command);
        channel.setInputStream(null);
        ((ChannelExec) channel).setErrStream(System.err);
        InputStream input = channel.getInputStream();
        channel.connect();
        try {
            InputStreamReader inputReader = new InputStreamReader(input);
            BufferedReader bufferedReader = new BufferedReader(inputReader);
            String line = null;
            while ((line = bufferedReader.readLine()) != null) {
            // System.out.println(line);
            }
            bufferedReader.close();
            inputReader.close();
        } catch (IOException ex) {
            ex.printStackTrace();
        }
        channel.disconnect();
        session.disconnect();
    } catch (Exception ex) {
        ex.printStackTrace();
        System.out.println("error in remove_from_haproxy() first section");
    }
    // ////////////////////////////// reload HAProxy
    try {
        String command = "sh /haproxy.sh";
        JSch jsch = new JSch();
        com.jcraft.jsch.Session session = jsch.getSession(haproy_host_user, haproy_ip, 22);
        Properties config = new Properties();
        config.put("StrictHostKeyChecking", "no");
        session.setConfig(config);
        ;
        session.setPassword(haproy_host_password);
        session.connect();
        Channel channel = session.openChannel("exec");
        ((ChannelExec) channel).setCommand(command);
        channel.setInputStream(null);
        ((ChannelExec) channel).setErrStream(System.err);
        InputStream input = channel.getInputStream();
        channel.connect();
        try {
            InputStreamReader inputReader = new InputStreamReader(input);
            BufferedReader bufferedReader = new BufferedReader(inputReader);
            String line = null;
            while ((line = bufferedReader.readLine()) != null) {
            // System.out.println(line);
            }
            bufferedReader.close();
            inputReader.close();
        } catch (IOException ex) {
            ex.printStackTrace();
        }
        channel.disconnect();
        session.disconnect();
    } catch (Exception ex) {
        ex.printStackTrace();
        // to be deleted !!!!
        System.out.println("error in remove_from_haproxy() second section");
    }
}

Example 62 with Channel

use of com.jcraft.jsch.Channel in project ASAP by salmant.

the class HPA method How_many_existing_servers.

// ///////////////////////////////////////////
public static int How_many_existing_servers() {
    int i = 0;
    String haproy_ip = "194.249.1.110";
    String haproy_host_user = "root";
    String haproy_host_password = "********************";
    try {
        String command = "cat /etc/haproxy/haproxy.cfg";
        JSch jsch = new JSch();
        com.jcraft.jsch.Session session = jsch.getSession(haproy_host_user, haproy_ip, 22);
        Properties config = new Properties();
        config.put("StrictHostKeyChecking", "no");
        session.setConfig(config);
        ;
        session.setPassword(haproy_host_password);
        session.connect();
        Channel channel = session.openChannel("exec");
        ((ChannelExec) channel).setCommand(command);
        channel.setInputStream(null);
        ((ChannelExec) channel).setErrStream(System.err);
        InputStream input = channel.getInputStream();
        channel.connect();
        try {
            InputStreamReader inputReader = new InputStreamReader(input);
            BufferedReader bufferedReader = new BufferedReader(inputReader);
            String line = null;
            while ((line = bufferedReader.readLine()) != null) {
                if (line.contains("-www"))
                    i++;
            // System.out.println(line);
            }
            bufferedReader.close();
            inputReader.close();
        } catch (IOException ex) {
            ex.printStackTrace();
            return i;
        }
        channel.disconnect();
        session.disconnect();
        return i;
    } catch (Exception ex) {
        ex.printStackTrace();
        return i;
    }
}

Example 63 with Channel

use of com.jcraft.jsch.Channel in project OsmAnd-tools by osmandapp.

the class IndexUploader method uploadToSSH.

public void uploadToSSH(File f, String description, String size, String date, UploadSSHCredentials cred) throws IOException, JSchException {
    log.info("Uploading file " + f.getName() + " " + size + " MB " + date + " of " + description);
    // Upload to ftp
    JSch jSch = new JSch();
    boolean knownHosts = false;
    if (cred.knownHosts != null) {
        jSch.setKnownHosts(cred.knownHosts);
        knownHosts = true;
    }
    if (cred.privateKey != null) {
        jSch.addIdentity(cred.privateKey);
    }
    String serverName = cred.url;
    if (serverName.startsWith("ssh://")) {
        serverName = serverName.substring("ssh://".length());
    }
    Session session = jSch.getSession(cred.user, serverName);
    if (cred.password != null) {
        session.setPassword(cred.password);
    }
    if (!knownHosts) {
        java.util.Properties config = new java.util.Properties();
        config.put("StrictHostKeyChecking", "no");
        session.setConfig(config);
    }
    String rfile = cred.path + "/" + f.getName();
    String lfile = f.getAbsolutePath();
    session.connect();
    // exec 'scp -t rfile' remotely
    String command = "scp -p -t \"" + rfile + "\"";
    Channel channel = session.openChannel("exec");
    ((ChannelExec) channel).setCommand(command);
    // get I/O streams for remote scp
    OutputStream out = channel.getOutputStream();
    InputStream in = channel.getInputStream();
    channel.connect();
    if (checkAck(in) != 0) {
        channel.disconnect();
        session.disconnect();
        return;
    }
    // send "C0644 filesize filename", where filename should not include '/'
    long filesize = (new File(lfile)).length();
    command = "C0644 " + filesize + " ";
    if (lfile.lastIndexOf('/') > 0) {
        command += lfile.substring(lfile.lastIndexOf('/') + 1);
    } else {
        command += lfile;
    }
    command += "\n";
    out.write(command.getBytes());
    out.flush();
    if (checkAck(in) != 0) {
        channel.disconnect();
        session.disconnect();
        return;
    }
    // send a content of lfile
    FileInputStream fis = new FileInputStream(lfile);
    byte[] buf = new byte[1024];
    try {
        int len;
        while ((len = fis.read(buf, 0, buf.length)) > 0) {
            // out.flush();
            out.write(buf, 0, len);
        }
    } finally {
        fis.close();
    }
    fis = null;
    // send '\0'
    buf[0] = 0;
    out.write(buf, 0, 1);
    out.flush();
    if (checkAck(in) != 0) {
        channel.disconnect();
        session.disconnect();
        return;
    }
    out.close();
    channel.disconnect();
    session.disconnect();
    log.info("Finish uploading file index");
}