Examples with HostVerifier org.glassfish.cluster.ssh.util.HostVerifier used on opensource projects

Example 1 with HostVerifier

use of org.glassfish.cluster.ssh.util.HostVerifier in project Payara by payara.

the class SSHLauncher method openConnection.

/**
 * Opens the connection to the host and authenticates with public
 * key.
 */
private void openConnection() throws IOException {
    boolean isAuthenticated = false;
    String message = "";
    connection = new Connection(host, port);
    connection.connect(new HostVerifier(knownHostsDatabase));
    if (SSHUtil.checkString(keyFile) == null && SSHUtil.checkString(password) == null && privateKey == null) {
        message += "No key or password specified - trying default keys \n";
        if (logger.isLoggable(Level.FINE)) {
            logger.fine("keyfile and password are null. Will try to authenticate with default key file if available");
        }
        // check the default key locations if no authentication
        // method is explicitly configured.
        File home = new File(System.getProperty("user.home"));
        for (String keyName : Arrays.asList("id_rsa", "id_dsa", "identity")) {
            message += "Tried to authenticate using " + keyName + "\n";
            File key = new File(home, ".ssh/" + keyName);
            if (key.exists()) {
                isAuthenticated = connection.authenticateWithPublicKey(userName, key, null);
            }
            if (isAuthenticated) {
                if (logger.isLoggable(Level.FINE)) {
                    logger.fine("Authentication successful using key " + keyName);
                }
                message = null;
                break;
            }
        }
    }
    if (!isAuthenticated && SSHUtil.checkString(password) != null) {
        if (logger.isLoggable(Level.FINE)) {
            logger.fine("Authenticating with password " + getPrintablePassword(password));
        }
        try {
            isAuthenticated = connection.authenticateWithPassword(userName, password);
        } catch (IOException iex) {
            message = "SSH authentication with password failed: " + ExceptionUtil.getRootCause(iex).getMessage();
            logger.log(Level.WARNING, message, iex);
        }
    }
    if (!isAuthenticated && privateKey != null) {
        if (logger.isLoggable(Level.FINE)) {
            logger.fine("Authenticating with privateKey");
        }
        try {
            isAuthenticated = connection.authenticateWithPublicKey(userName, privateKey, keyPassPhrase);
        } catch (IOException iex) {
            message = "SSH authentication with private key failed: " + ExceptionUtil.getRootCause(iex).getMessage();
            logger.log(Level.WARNING, message, iex);
        }
    }
    if (!isAuthenticated && SSHUtil.checkString(keyFile) != null) {
        if (logger.isLoggable(Level.FINER)) {
            logger.finer("Specified key file is " + keyFile);
        }
        File key = new File(keyFile);
        if (key.exists()) {
            if (logger.isLoggable(Level.FINER)) {
                logger.finer("Specified key file exists at " + key);
            }
            try {
                isAuthenticated = connection.authenticateWithPublicKey(userName, key, keyPassPhrase);
            } catch (IOException iex) {
                message = "SSH authentication with key file " + key + " failed: " + ExceptionUtil.getRootCause(iex).getMessage();
                logger.log(Level.WARNING, message, iex);
            }
        }
    }
    if (!isAuthenticated && !connection.isAuthenticationComplete()) {
        connection.close();
        connection = null;
        if (logger.isLoggable(Level.FINE)) {
            logger.fine("Could not authenticate");
        }
        throw new IOException("Could not authenticate. " + message);
    }
    message = null;
    SSHUtil.register(connection);
}