Examples with Callback javax.security.auth.callback.Callback used on opensource projects

Example 91 with Callback

use of javax.security.auth.callback.Callback in project karaf by apache.

the class KarafJaasAuthenticator method authenticate.

public boolean authenticate(final String username, final String password, final ServerSession session) {
    try {
        Subject subject = new Subject();
        LoginContext loginContext = new LoginContext(realm, subject, callbacks -> {
            for (Callback callback : callbacks) {
                if (callback instanceof NameCallback) {
                    ((NameCallback) callback).setName(username);
                } else if (callback instanceof PasswordCallback) {
                    ((PasswordCallback) callback).setPassword(password.toCharArray());
                } else {
                    throw new UnsupportedCallbackException(callback);
                }
            }
        });
        loginContext.login();
        int roleCount = 0;
        for (Principal principal : subject.getPrincipals()) {
            if (principal instanceof RolePrincipal) {
                roleCount++;
            }
        }
        if (roleCount == 0) {
            throw new FailedLoginException("User doesn't have role defined");
        }
        session.setAttribute(SUBJECT_ATTRIBUTE_KEY, subject);
        return true;
    } catch (Exception e) {
        LOGGER.debug("User authentication failed with " + e.getMessage(), e);
        return false;
    }
}

Example 92 with Callback

use of javax.security.auth.callback.Callback in project karaf by apache.

the class PropertiesLoginModule method login.

public boolean login() throws LoginException {
    if (usersFile == null) {
        throw new LoginException("The property users may not be null");
    }
    File f = new File(usersFile);
    if (!f.exists()) {
        throw new LoginException("Users file not found at " + f);
    }
    Properties users;
    try {
        users = new Properties(f);
    } catch (IOException ioe) {
        throw new LoginException("Unable to load user properties file " + f);
    }
    Callback[] callbacks = new Callback[2];
    callbacks[0] = new NameCallback("Username: ");
    callbacks[1] = new PasswordCallback("Password: ", false);
    if (callbackHandler != null) {
        try {
            callbackHandler.handle(callbacks);
        } catch (IOException ioe) {
            throw new LoginException(ioe.getMessage());
        } catch (UnsupportedCallbackException uce) {
            throw new LoginException(uce.getMessage() + " not available to obtain information from user");
        }
    }
    // user callback get value
    if (((NameCallback) callbacks[0]).getName() == null) {
        throw new LoginException("Username can not be null");
    }
    user = ((NameCallback) callbacks[0]).getName();
    if (user.startsWith(PropertiesBackingEngine.GROUP_PREFIX)) {
        // you can't log in under a group name
        throw new FailedLoginException("login failed");
    }
    // password callback get value
    if (((PasswordCallback) callbacks[1]).getPassword() == null) {
        throw new LoginException("Password can not be null");
    }
    String password = new String(((PasswordCallback) callbacks[1]).getPassword());
    // user infos container read from the users properties file
    String userInfos = null;
    try {
        userInfos = users.get(user);
    } catch (NullPointerException e) {
    //error handled in the next statement
    }
    if (userInfos == null) {
        if (!this.detailedLoginExcepion) {
            throw new FailedLoginException("login failed");
        } else {
            throw new FailedLoginException("User " + user + " does not exist");
        }
    }
    // the password is in the first position
    String[] infos = userInfos.split(",");
    String storedPassword = infos[0];
    // check the provided password
    if (!checkPassword(password, storedPassword)) {
        if (!this.detailedLoginExcepion) {
            throw new FailedLoginException("login failed");
        } else {
            throw new FailedLoginException("Password for " + user + " does not match");
        }
    }
    principals = new HashSet<>();
    principals.add(new UserPrincipal(user));
    for (int i = 1; i < infos.length; i++) {
        if (infos[i].trim().startsWith(PropertiesBackingEngine.GROUP_PREFIX)) {
            // it's a group reference
            principals.add(new GroupPrincipal(infos[i].trim().substring(PropertiesBackingEngine.GROUP_PREFIX.length())));
            String groupInfo = users.get(infos[i].trim());
            if (groupInfo != null) {
                String[] roles = groupInfo.split(",");
                for (int j = 1; j < roles.length; j++) {
                    principals.add(new RolePrincipal(roles[j].trim()));
                }
            }
        } else {
            // it's an user reference
            principals.add(new RolePrincipal(infos[i].trim()));
        }
    }
    users.clear();
    if (debug) {
        LOGGER.debug("Successfully logged in {}", user);
    }
    return true;
}

Example 93 with Callback

use of javax.security.auth.callback.Callback in project karaf by apache.

the class OsgiConfigLoginModule method login.

public boolean login() throws LoginException {
    try {
        String pid = (String) options.get(PID);
        Configuration config = ConfigAdminHolder.getService().getConfiguration(pid, null);
        Dictionary properties = config.getProperties();
        Callback[] callbacks = new Callback[2];
        callbacks[0] = new NameCallback("Username: ");
        callbacks[1] = new PasswordCallback("Password: ", false);
        try {
            callbackHandler.handle(callbacks);
        } catch (IOException ioe) {
            throw new LoginException(ioe.getMessage());
        } catch (UnsupportedCallbackException uce) {
            throw new LoginException(uce.getMessage() + " not available to obtain information from user");
        }
        String user = ((NameCallback) callbacks[0]).getName();
        String password = new String(((PasswordCallback) callbacks[1]).getPassword());
        String userInfos = (String) properties.get(USER_PREFIX + user);
        if (userInfos == null) {
            if (!this.detailedLoginExcepion) {
                throw new FailedLoginException("login failed");
            } else {
                throw new FailedLoginException("User does not exist");
            }
        }
        String[] infos = userInfos.split(",");
        String storedPassword = infos[0];
        // check the provided password
        if (!checkPassword(password, storedPassword)) {
            if (!this.detailedLoginExcepion) {
                throw new FailedLoginException("login failed");
            } else {
                throw new FailedLoginException("Password for " + user + " does not match");
            }
        }
        principals = new HashSet<>();
        principals.add(new UserPrincipal(user));
        for (int i = 1; i < infos.length; i++) {
            principals.add(new RolePrincipal(infos[i]));
        }
        return true;
    } catch (LoginException e) {
        throw e;
    } catch (Exception e) {
        throw (LoginException) new LoginException("Unable to authenticate user").initCause(e);
    } finally {
        callbackHandler = null;
        options = null;
    }
}

Example 94 with Callback

use of javax.security.auth.callback.Callback in project karaf by apache.

the class DigestPasswordLoginModule method login.

public boolean login() throws LoginException {
    if (usersFile == null) {
        throw new LoginException("The property users may not be null");
    }
    File f = new File(usersFile);
    if (!f.exists()) {
        throw new LoginException("Users file not found at " + f);
    }
    Properties users;
    try {
        users = new Properties(f);
    } catch (IOException ioe) {
        throw new LoginException("Unable to load user properties file " + f);
    }
    Callback[] callbacks = new Callback[2];
    callbacks[0] = new NameCallback("Username: ");
    callbacks[1] = new PasswordCallback("Password: ", false);
    if (callbackHandler != null) {
        try {
            callbackHandler.handle(callbacks);
        } catch (IOException ioe) {
            throw new LoginException(ioe.getMessage());
        } catch (UnsupportedCallbackException uce) {
            throw new LoginException(uce.getMessage() + " not available to obtain information from user");
        }
    }
    // user callback get value
    if (((NameCallback) callbacks[0]).getName() == null) {
        throw new LoginException("Username can not be null");
    }
    user = ((NameCallback) callbacks[0]).getName();
    if (user.startsWith(PropertiesBackingEngine.GROUP_PREFIX)) {
        // you can't log in under a group name
        throw new FailedLoginException("login failed");
    }
    // password callback get value
    if (((PasswordCallback) callbacks[1]).getPassword() == null) {
        throw new LoginException("Password can not be null");
    }
    String password = new String(((PasswordCallback) callbacks[1]).getPassword());
    // user infos container read from the users properties file
    String userInfos = null;
    try {
        userInfos = users.get(user);
    } catch (NullPointerException e) {
    //error handled in the next statement
    }
    if (userInfos == null) {
        if (!this.detailedLoginExcepion) {
            throw new FailedLoginException("login failed");
        } else {
            throw new FailedLoginException("User " + user + " does not exist");
        }
    }
    // the password is in the first position
    String[] infos = userInfos.split(",");
    String storedPassword = infos[0];
    CallbackHandler myCallbackHandler = null;
    try {
        Field field = callbackHandler.getClass().getDeclaredField("ch");
        field.setAccessible(true);
        myCallbackHandler = (CallbackHandler) field.get(callbackHandler);
    } catch (Exception e) {
        throw new LoginException("Unable to load underlying callback handler");
    }
    if (myCallbackHandler instanceof NameDigestPasswordCallbackHandler) {
        NameDigestPasswordCallbackHandler digestCallbackHandler = (NameDigestPasswordCallbackHandler) myCallbackHandler;
        storedPassword = doPasswordDigest(digestCallbackHandler.getNonce(), digestCallbackHandler.getCreatedTime(), storedPassword);
    }
    // check the provided password
    if (!checkPassword(password, storedPassword)) {
        if (!this.detailedLoginExcepion) {
            throw new FailedLoginException("login failed");
        } else {
            throw new FailedLoginException("Password for " + user + " does not match");
        }
    }
    principals = new HashSet<>();
    principals.add(new UserPrincipal(user));
    for (int i = 1; i < infos.length; i++) {
        if (infos[i].trim().startsWith(PropertiesBackingEngine.GROUP_PREFIX)) {
            // it's a group reference
            principals.add(new GroupPrincipal(infos[i].trim().substring(PropertiesBackingEngine.GROUP_PREFIX.length())));
            String groupInfo = users.get(infos[i].trim());
            if (groupInfo != null) {
                String[] roles = groupInfo.split(",");
                for (int j = 1; j < roles.length; j++) {
                    principals.add(new RolePrincipal(roles[j].trim()));
                }
            }
        } else {
            // it's an user reference
            principals.add(new RolePrincipal(infos[i].trim()));
        }
    }
    users.clear();
    if (debug) {
        LOGGER.debug("Successfully logged in {}", user);
    }
    return true;
}

Example 95 with Callback

use of javax.security.auth.callback.Callback in project wildfly by wildfly.

the class CustomEjbAccessingLoginModule method getUsernameAndPassword.

protected void getUsernameAndPassword() throws LoginException {
    // prompt for a username and password
    if (callbackHandler == null) {
        throw new LoginException("Error: no CallbackHandler available " + "to collect authentication information");
    }
    NameCallback nc = new NameCallback("User name: ", "guest");
    PasswordCallback pc = new PasswordCallback("Password: ", false);
    Callback[] callbacks = { nc, pc };
    try {
        callbackHandler.handle(callbacks);
        username = nc.getName();
        char[] tmpPassword = pc.getPassword();
        if (tmpPassword != null) {
            pc.clearPassword();
            password = new String(tmpPassword);
        }
    } catch (IOException e) {
        LoginException le = new LoginException("Failed to get username/password");
        le.initCause(e);
        throw le;
    } catch (UnsupportedCallbackException e) {
        LoginException le = new LoginException("CallbackHandler does not support: " + e.getCallback());
        le.initCause(e);
        throw le;
    }
}