Example usage for javax.naming.ldap LdapContext extendedOperation

Introduction

In this page you can find the example usage for javax.naming.ldap LdapContext extendedOperation.

Prototype

public ExtendedResponse extendedOperation(ExtendedRequest request) throws NamingException;

Source Link

Document

Performs an extended operation.

Usage

From source file:de.sub.goobi.helper.ldap.Ldap.java

/**
 * retrieve home directory of given user.
 *
 * @param inBenutzer//from w  w  w .j  a v a2  s . com
 *            User object
 * @return path as string
 */
public String getUserHomeDirectory(User inBenutzer) {
    if (ConfigCore.getBooleanParameter("useLocalDirectory", false)) {
        return ConfigCore.getParameter("dir_Users") + inBenutzer.getLogin();
    }
    Hashtable<String, String> env = getLdapConnectionSettings();
    if (ConfigCore.getBooleanParameter("ldap_useTLS", false)) {

        env = new Hashtable<>();
        env.put(Context.INITIAL_CONTEXT_FACTORY, "com.sun.jndi.ldap.LdapCtxFactory");
        env.put(Context.PROVIDER_URL, ConfigCore.getParameter("ldap_url"));
        env.put("java.naming.ldap.version", "3");
        LdapContext ctx = null;
        StartTlsResponse tls = null;
        try {
            ctx = new InitialLdapContext(env, null);

            // Authentication must be performed over a secure channel
            tls = (StartTlsResponse) ctx.extendedOperation(new StartTlsRequest());
            tls.negotiate();

            // Authenticate via SASL EXTERNAL mechanism using client X.509
            // certificate contained in JVM keystore
            ctx.addToEnvironment(Context.SECURITY_AUTHENTICATION, "simple");
            ctx.addToEnvironment(Context.SECURITY_PRINCIPAL, ConfigCore.getParameter("ldap_adminLogin"));
            ctx.addToEnvironment(Context.SECURITY_CREDENTIALS, ConfigCore.getParameter("ldap_adminPassword"));

            ctx.reconnect(null);

            Attributes attrs = ctx.getAttributes(getUserDN(inBenutzer));
            Attribute la = attrs.get("homeDirectory");
            return (String) la.get(0);

            // Perform search for privileged attributes under authenticated
            // context

        } catch (IOException e) {
            logger.error("TLS negotiation error:", e);

            return ConfigCore.getParameter("dir_Users") + inBenutzer.getLogin();
        } catch (NamingException e) {

            logger.error("JNDI error:", e);

            return ConfigCore.getParameter("dir_Users") + inBenutzer.getLogin();
        } finally {
            if (tls != null) {
                try {
                    // Tear down TLS connection
                    tls.close();
                } catch (IOException e) {
                    logger.error(e);
                }
            }
            if (ctx != null) {
                try {
                    // Close LDAP connection
                    ctx.close();
                } catch (NamingException e) {
                    logger.error(e);
                }
            }
        }
    } else if (ConfigCore.getBooleanParameter("useSimpleAuthentification", false)) {
        env.put(Context.SECURITY_AUTHENTICATION, "none");
    } else {
        env.put(Context.SECURITY_PRINCIPAL, ConfigCore.getParameter("ldap_adminLogin"));
        env.put(Context.SECURITY_CREDENTIALS, ConfigCore.getParameter("ldap_adminPassword"));

    }
    DirContext ctx;
    String rueckgabe = "";
    try {
        ctx = new InitialDirContext(env);
        Attributes attrs = ctx.getAttributes(getUserDN(inBenutzer));
        Attribute la = attrs.get("homeDirectory");
        rueckgabe = (String) la.get(0);
        ctx.close();
    } catch (NamingException e) {
        logger.error(e);
    }
    return rueckgabe;
}

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From source file:de.sub.goobi.helper.ldap.Ldap.java

/**
 * Check if connection with login and password possible.
 *
 * @param inBenutzer// ww w. jav a  2 s  . c  o m
 *            User object
 * @param inPasswort
 *            String
 * @return Login correct or not
 */
public boolean isUserPasswordCorrect(User inBenutzer, String inPasswort) {
    logger.debug("start login session with ldap");
    Hashtable<String, String> env = getLdapConnectionSettings();

    // Start TLS
    if (ConfigCore.getBooleanParameter("ldap_useTLS", false)) {
        logger.debug("use TLS for auth");
        env = new Hashtable<>();
        env.put(Context.INITIAL_CONTEXT_FACTORY, "com.sun.jndi.ldap.LdapCtxFactory");
        env.put(Context.PROVIDER_URL, ConfigCore.getParameter("ldap_url"));
        env.put("java.naming.ldap.version", "3");
        LdapContext ctx = null;
        StartTlsResponse tls = null;
        try {
            ctx = new InitialLdapContext(env, null);

            // Authentication must be performed over a secure channel
            tls = (StartTlsResponse) ctx.extendedOperation(new StartTlsRequest());
            tls.negotiate();

            // Authenticate via SASL EXTERNAL mechanism using client X.509
            // certificate contained in JVM keystore
            ctx.addToEnvironment(Context.SECURITY_AUTHENTICATION, "simple");
            ctx.addToEnvironment(Context.SECURITY_PRINCIPAL, getUserDN(inBenutzer));
            ctx.addToEnvironment(Context.SECURITY_CREDENTIALS, inPasswort);
            ctx.reconnect(null);
            return true;
            // Perform search for privileged attributes under authenticated
            // context

        } catch (IOException e) {
            logger.error("TLS negotiation error:", e);
            return false;
        } catch (NamingException e) {
            logger.error("JNDI error:", e);
            return false;
        } finally {
            if (tls != null) {
                try {
                    // Tear down TLS connection
                    tls.close();
                } catch (IOException e) {
                    logger.error(e);
                }
            }
            if (ctx != null) {
                try {
                    // Close LDAP connection
                    ctx.close();
                } catch (NamingException e) {
                    logger.error(e);
                }
            }
        }
    } else {
        logger.debug("don't use TLS for auth");
        if (ConfigCore.getBooleanParameter("useSimpleAuthentification", false)) {
            env.put(Context.SECURITY_AUTHENTICATION, "none");
            // TODO auf passwort testen
        } else {
            env.put(Context.SECURITY_PRINCIPAL, getUserDN(inBenutzer));
            env.put(Context.SECURITY_CREDENTIALS, inPasswort);
        }
        logger.debug("ldap environment set");

        try {
            if (logger.isDebugEnabled()) {
                logger.debug("start classic ldap authentification");
                logger.debug("user DN is " + getUserDN(inBenutzer));
            }

            if (ConfigCore.getParameter("ldap_AttributeToTest") == null) {
                logger.debug("ldap attribute to test is null");
                DirContext ctx = new InitialDirContext(env);
                ctx.close();
                return true;
            } else {
                logger.debug("ldap attribute to test is not null");
                DirContext ctx = new InitialDirContext(env);

                Attributes attrs = ctx.getAttributes(getUserDN(inBenutzer));
                Attribute la = attrs.get(ConfigCore.getParameter("ldap_AttributeToTest"));
                logger.debug("ldap attributes set");
                String test = (String) la.get(0);
                if (test.equals(ConfigCore.getParameter("ldap_ValueOfAttribute"))) {
                    logger.debug("ldap ok");
                    ctx.close();
                    return true;
                } else {
                    logger.debug("ldap not ok");
                    ctx.close();
                    return false;
                }
            }
        } catch (NamingException e) {
            if (logger.isDebugEnabled()) {
                logger.debug("login not allowed for " + inBenutzer.getLogin(), e);
            }
            return false;
        }
    }
}

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From source file:org.apache.hadoop.security.authentication.server.LdapAuthenticationHandler.java

private void authenticateWithTlsExtension(String userDN, String password) throws AuthenticationException {
    LdapContext ctx = null;
    Hashtable<String, Object> env = new Hashtable<String, Object>();
    env.put(Context.INITIAL_CONTEXT_FACTORY, "com.sun.jndi.ldap.LdapCtxFactory");
    env.put(Context.PROVIDER_URL, providerUrl);

    try {/*  w  w w  . j a  v a 2 s .  c om*/
        // Create initial context
        ctx = new InitialLdapContext(env, null);
        // Establish TLS session
        StartTlsResponse tls = (StartTlsResponse) ctx.extendedOperation(new StartTlsRequest());

        if (disableHostNameVerification) {
            tls.setHostnameVerifier(new HostnameVerifier() {
                @Override
                public boolean verify(String hostname, SSLSession session) {
                    return true;
                }
            });
        }

        tls.negotiate();

        // Initialize security credentials & perform read operation for
        // verification.
        ctx.addToEnvironment(Context.SECURITY_AUTHENTICATION, SECURITY_AUTHENTICATION);
        ctx.addToEnvironment(Context.SECURITY_PRINCIPAL, userDN);
        ctx.addToEnvironment(Context.SECURITY_CREDENTIALS, password);
        ctx.lookup(userDN);
        logger.debug("Authentication successful for {}", userDN);

    } catch (NamingException | IOException ex) {
        throw new AuthenticationException("Error validating LDAP user", ex);
    } finally {
        if (ctx != null) {
            try {
                ctx.close();
            } catch (NamingException e) { /* Ignore. */
            }
        }
    }
}

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From source file:org.kitodo.production.services.data.LdapServerService.java

private URI getUserHomeDirectoryWithTLS(Hashtable<String, String> env, String userFolderBasePath, User user) {
    env.put("java.naming.ldap.version", "3");
    LdapContext ctx = null;
    StartTlsResponse tls = null;/*from  w w w. ja  v a2  s  . com*/
    try {
        ctx = new InitialLdapContext(env, null);

        // Authentication must be performed over a secure channel
        tls = (StartTlsResponse) ctx.extendedOperation(new StartTlsRequest());
        tls.negotiate();

        ctx.reconnect(null);

        Attributes attrs = ctx.getAttributes(buildUserDN(user));
        Attribute la = attrs.get("homeDirectory");
        return URI.create((String) la.get(0));
    } catch (IOException e) {
        logger.error("TLS negotiation error:", e);
        return Paths.get(userFolderBasePath, user.getLogin()).toUri();
    } catch (NamingException e) {
        logger.error("JNDI error:", e);
        return Paths.get(userFolderBasePath, user.getLogin()).toUri();
    } finally {
        closeConnections(ctx, tls);
    }
}

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From source file:org.kitodo.production.services.data.LdapServerService.java

private boolean isPasswordCorrectForAuthWithTLS(Hashtable<String, String> env, User user, String password) {
    env.put("java.naming.ldap.version", "3");
    LdapContext ctx = null;
    StartTlsResponse tls = null;/*  www.  j  a v  a  2 s  .  c om*/
    try {
        ctx = new InitialLdapContext(env, null);

        // Authentication must be performed over a secure channel
        tls = (StartTlsResponse) ctx.extendedOperation(new StartTlsRequest());
        tls.negotiate();

        // Authenticate via SASL EXTERNAL mechanism using client X.509
        // certificate contained in JVM keystore
        ctx.addToEnvironment(Context.SECURITY_AUTHENTICATION, "simple");
        ctx.addToEnvironment(Context.SECURITY_PRINCIPAL, buildUserDN(user));
        ctx.addToEnvironment(Context.SECURITY_CREDENTIALS, password);
        ctx.reconnect(null);
        return true;
        // perform search for privileged attributes under authenticated context
    } catch (IOException e) {
        logger.error("TLS negotiation error:", e);
        return false;
    } catch (NamingException e) {
        logger.error("JNDI error:", e);
        return false;
    } finally {
        closeConnections(ctx, tls);
    }
}

---

From source file:org.kitodo.services.data.LdapServerService.java

/**
 * Check if connection with login and password possible.
 *
 * @param user//from   www .j a  va  2 s  . com
 *            User object
 * @param password
 *            String
 * @return Login correct or not
 */
public boolean isUserPasswordCorrect(User user, String password) {
    logger.debug("start login session with ldap");
    Hashtable<String, String> env = initializeWithLdapConnectionSettings(user.getLdapGroup().getLdapServer());

    // Start TLS
    if (ConfigCore.getBooleanParameter(Parameters.LDAP_USE_TLS)) {
        logger.debug("use TLS for auth");
        env.put("java.naming.ldap.version", "3");
        LdapContext ctx = null;
        StartTlsResponse tls = null;
        try {
            ctx = new InitialLdapContext(env, null);

            // Authentication must be performed over a secure channel
            tls = (StartTlsResponse) ctx.extendedOperation(new StartTlsRequest());
            tls.negotiate();

            // Authenticate via SASL EXTERNAL mechanism using client X.509
            // certificate contained in JVM keystore
            ctx.addToEnvironment(Context.SECURITY_AUTHENTICATION, "simple");
            ctx.addToEnvironment(Context.SECURITY_PRINCIPAL, buildUserDN(user));
            ctx.addToEnvironment(Context.SECURITY_CREDENTIALS, password);
            ctx.reconnect(null);
            return true;
            // Perform search for privileged attributes under authenticated
            // context

        } catch (IOException e) {
            logger.error("TLS negotiation error:", e);
            return false;
        } catch (NamingException e) {
            logger.error("JNDI error:", e);
            return false;
        } finally {
            if (tls != null) {
                try {
                    // Tear down TLS connection
                    tls.close();
                } catch (IOException e) {
                    logger.error(e.getMessage(), e);
                }
            }
            if (ctx != null) {
                try {
                    // Close LDAP connection
                    ctx.close();
                } catch (NamingException e) {
                    logger.error(e.getMessage(), e);
                }
            }
        }
    } else {
        logger.debug("don't use TLS for auth");
        if (ConfigCore.getBooleanParameter("useSimpleAuthentification", false)) {
            env.put(Context.SECURITY_AUTHENTICATION, "none");
            // TODO auf passwort testen
        } else {
            env.put(Context.SECURITY_PRINCIPAL, buildUserDN(user));
            env.put(Context.SECURITY_CREDENTIALS, password);
        }
        logger.debug("ldap environment set");

        try {
            logger.debug("start classic ldap authentication");
            logger.debug("user DN is {}", buildUserDN(user));

            if (ConfigCore.getParameter(Parameters.LDAP_ATTRIBUTE_TO_TEST) == null) {
                logger.debug("ldap attribute to test is null");
                DirContext ctx = new InitialDirContext(env);
                ctx.close();
                return true;
            } else {
                logger.debug("ldap attribute to test is not null");
                DirContext ctx = new InitialDirContext(env);

                Attributes attrs = ctx.getAttributes(buildUserDN(user));
                Attribute la = attrs.get(ConfigCore.getParameter(Parameters.LDAP_ATTRIBUTE_TO_TEST));
                logger.debug("ldap attributes set");
                String test = (String) la.get(0);
                if (test.equals(ConfigCore.getParameter(Parameters.LDAP_VALUE_OF_ATTRIBUTE))) {
                    logger.debug("ldap ok");
                    ctx.close();
                    return true;
                } else {
                    logger.debug("ldap not ok");
                    ctx.close();
                    return false;
                }
            }
        } catch (NamingException e) {
            logger.debug("login not allowed for {}. Exception: {}", user.getLogin(), e);
            return false;
        }
    }
}

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From source file:org.kitodo.services.data.LdapServerService.java

/**
 * Retrieve home directory of given user.
 *
 * @param user/*from www.  j a va 2s .  c  o m*/
 *            User object
 * @return path as URI
 */
public URI getUserHomeDirectory(User user) {

    URI userFolderBasePath = URI.create("file:///" + ConfigCore.getParameter(Parameters.DIR_USERS));

    if (ConfigCore.getBooleanParameter(Parameters.LDAP_USE_LOCAL_DIRECTORY)) {
        return userFolderBasePath.resolve(user.getLogin());
    }
    Hashtable<String, String> env = initializeWithLdapConnectionSettings(user.getLdapGroup().getLdapServer());
    if (ConfigCore.getBooleanParameter(Parameters.LDAP_USE_TLS)) {

        env.put("java.naming.ldap.version", "3");
        LdapContext ctx = null;
        StartTlsResponse tls = null;
        try {
            ctx = new InitialLdapContext(env, null);

            // Authentication must be performed over a secure channel
            tls = (StartTlsResponse) ctx.extendedOperation(new StartTlsRequest());
            tls.negotiate();

            ctx.reconnect(null);

            Attributes attrs = ctx.getAttributes(buildUserDN(user));
            Attribute la = attrs.get("homeDirectory");
            return URI.create((String) la.get(0));

            // Perform search for privileged attributes under authenticated
            // context

        } catch (IOException e) {
            logger.error("TLS negotiation error:", e);

            return userFolderBasePath.resolve(user.getLogin());
        } catch (NamingException e) {

            logger.error("JNDI error:", e);

            return userFolderBasePath.resolve(user.getLogin());
        } finally {
            if (tls != null) {
                try {
                    // Tear down TLS connection
                    tls.close();
                } catch (IOException e) {
                    logger.error(e.getMessage(), e);
                }
            }
            if (ctx != null) {
                try {
                    // Close LDAP connection
                    ctx.close();
                } catch (NamingException e) {
                    logger.error(e.getMessage(), e);
                }
            }
        }
    }
    if (ConfigCore.getBooleanParameter("useSimpleAuthentification", false)) {
        env.put(Context.SECURITY_AUTHENTICATION, "none");
    }
    DirContext ctx;
    URI userFolderPath = null;
    try {
        ctx = new InitialDirContext(env);
        Attributes attrs = ctx.getAttributes(buildUserDN(user));
        Attribute ldapAttribute = attrs.get("homeDirectory");
        userFolderPath = URI.create((String) ldapAttribute.get(0));
        ctx.close();
    } catch (NamingException e) {
        logger.error(e.getMessage(), e);
    }

    if (userFolderPath != null && !userFolderPath.isAbsolute()) {
        if (userFolderPath.getPath().startsWith("/")) {
            userFolderPath = serviceManager.getFileService().deleteFirstSlashFromPath(userFolderPath);
        }
        return userFolderBasePath.resolve(userFolderPath);
    } else {
        return userFolderPath;
    }
}

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From source file:org.springframework.security.ldap.userdetails.LdapUserDetailsManager.java

private void changePasswordUsingExtensionOperation(DistinguishedName userDn, String oldPassword,
        String newPassword) {/*from   w  w w .j a v a2  s  .c o  m*/

    template.executeReadWrite(dirCtx -> {
        LdapContext ctx = (LdapContext) dirCtx;

        String userIdentity = LdapUtils.getFullDn(userDn, ctx).encode();
        PasswordModifyRequest request = new PasswordModifyRequest(userIdentity, oldPassword, newPassword);

        try {
            return ctx.extendedOperation(request);
        } catch (javax.naming.AuthenticationException e) {
            throw new BadCredentialsException("Authentication for password change failed.");
        }
    });
}

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