Example usage for javax.naming.ldap StartTlsResponse negotiate

Introduction

In this page you can find the example usage for javax.naming.ldap StartTlsResponse negotiate.

Prototype

public abstract SSLSession negotiate(SSLSocketFactory factory) throws IOException;

Source Link

Document

Negotiates a TLS session using an SSL socket factory.

Usage

From source file:org.apache.directory.studio.connection.core.io.jndi.JNDIConnectionWrapper.java

private void doConnect(final StudioProgressMonitor monitor) throws NamingException {
    context = null;/*from   ww w . j av a  2 s. com*/
    isConnected = true;

    // setup connection parameters
    String host = connection.getConnectionParameter().getHost();
    int port = connection.getConnectionParameter().getPort();
    long timeout = connection.getConnectionParameter().getTimeout();

    useLdaps = connection.getConnectionParameter()
            .getEncryptionMethod() == ConnectionParameter.EncryptionMethod.LDAPS;
    useStartTLS = connection.getConnectionParameter()
            .getEncryptionMethod() == ConnectionParameter.EncryptionMethod.START_TLS;

    environment = new Hashtable<>();
    Preferences preferences = ConnectionCorePlugin.getDefault().getPluginPreferences();
    final boolean validateCertificates = preferences
            .getBoolean(ConnectionCoreConstants.PREFERENCE_VALIDATE_CERTIFICATES);
    String ldapCtxFactory = preferences.getString(ConnectionCoreConstants.PREFERENCE_LDAP_CONTEXT_FACTORY);
    environment.put(Context.INITIAL_CONTEXT_FACTORY, ldapCtxFactory);
    environment.put(JAVA_NAMING_LDAP_VERSION, "3"); //$NON-NLS-1$

    // timeouts
    /*
     *  Don't use a timeout when using ldaps: JNDI throws a SocketException  when setting a timeout on SSL connections.
     *  See https://bugs.openjdk.java.net/browse/JDK-8173451
     */
    if (!useLdaps) {
        if (timeout < 0) {
            timeout = 0;
        }
        environment.put(COM_SUN_JNDI_LDAP_CONNECT_TIMEOUT, Long.toString(timeout)); //$NON-NLS-1$
    }

    environment.put(COM_SUN_JNDI_DNS_TIMEOUT_INITIAL, "2000"); //$NON-NLS-1$
    environment.put(COM_SUN_JNDI_DNS_TIMEOUT_RETRIES, "3"); //$NON-NLS-1$

    // ldaps://
    if (useLdaps) {
        environment.put(Context.PROVIDER_URL, LdapUrl.LDAPS_SCHEME + host + ':' + port);
        environment.put(Context.SECURITY_PROTOCOL, "ssl"); //$NON-NLS-1$
        // host name verification is done in StudioTrustManager
        environment.put(JAVA_NAMING_LDAP_FACTORY_SOCKET,
                validateCertificates ? StudioSSLSocketFactory.class.getName()
                        : DummySSLSocketFactory.class.getName());
    } else {
        environment.put(Context.PROVIDER_URL, LdapUrl.LDAP_SCHEME + host + ':' + port);
    }

    if (binaryAttributes != null) {
        setBinaryAttributes(binaryAttributes);
    }

    InnerRunnable runnable = new InnerRunnable() {
        public void run() {
            try {
                context = new InitialLdapContext(environment, null);

                if (useStartTLS) {
                    try {
                        StartTlsResponse tls = (StartTlsResponse) context
                                .extendedOperation(new StartTlsRequest());
                        // deactivate host name verification at this level,
                        // host name verification is done in StudioTrustManager
                        tls.setHostnameVerifier((hostname, session) -> true);

                        if (validateCertificates) {
                            tls.negotiate(StudioSSLSocketFactory.getDefault());
                        } else {
                            tls.negotiate(DummySSLSocketFactory.getDefault());
                        }
                    } catch (Exception e) {
                        namingException = new NamingException(e.getMessage() != null ? e.getMessage()
                                : "Error while establishing TLS session"); //$NON-NLS-1$
                        namingException.setRootCause(e);
                        context.close();
                    }
                }
            } catch (NamingException ne) {
                namingException = ne;
            }
        }
    };

    runAndMonitor(runnable, monitor);

    if (runnable.getException() != null) {
        throw runnable.getException();
    } else if (context != null) {
        // all OK
    } else {
        throw new NamingException("???"); //$NON-NLS-1$
    }
}

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