Examples with PublickeyCallback org.apache.karaf.jaas.modules.publickey.PublickeyCallback used on opensource projects

Example 1 with PublickeyCallback

use of org.apache.karaf.jaas.modules.publickey.PublickeyCallback in project karaf by apache.

the class KarafJaasAuthenticator method authenticate.

public boolean authenticate(final String username, final PublicKey key, 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 PublickeyCallback) {
                    ((PublickeyCallback) callback).setPublicKey(key);
                } 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;
    }
}