Examples with SignerException org.apache.hadoop.security.authentication.util.SignerException used on opensource projects

Example 1 with SignerException

use of org.apache.hadoop.security.authentication.util.SignerException in project atlas by apache.

the class AtlasAuthenticationFilter method getToken.

@Override
protected AuthenticationToken getToken(HttpServletRequest request) throws IOException, AuthenticationException {
    AuthenticationToken token = null;
    String tokenStr = null;
    Cookie[] cookies = request.getCookies();
    if (cookies != null) {
        for (Cookie cookie : cookies) {
            if (cookie.getName().equals(AuthenticatedURL.AUTH_COOKIE)) {
                tokenStr = cookie.getValue();
                try {
                    tokenStr = this.signer.verifyAndExtract(tokenStr);
                } catch (SignerException ex) {
                    throw new AuthenticationException(ex);
                }
            }
        }
    }
    if (tokenStr != null) {
        token = AuthenticationToken.parse(tokenStr);
        if (token != null) {
            AuthenticationHandler authHandler = getAuthenticationHandler();
            if (!token.getType().equals(authHandler.getType())) {
                throw new AuthenticationException("Invalid AuthenticationToken type");
            }
            if (token.isExpired()) {
                throw new AuthenticationException("AuthenticationToken expired");
            }
        }
    }
    return token;
}

Example 2 with SignerException

use of org.apache.hadoop.security.authentication.util.SignerException in project incubator-atlas by apache.

the class AtlasAuthenticationFilter method getToken.

@Override
protected AuthenticationToken getToken(HttpServletRequest request) throws IOException, AuthenticationException {
    AuthenticationToken token = null;
    String tokenStr = null;
    Cookie[] cookies = request.getCookies();
    if (cookies != null) {
        for (Cookie cookie : cookies) {
            if (cookie.getName().equals(AuthenticatedURL.AUTH_COOKIE)) {
                tokenStr = cookie.getValue();
                try {
                    tokenStr = this.signer.verifyAndExtract(tokenStr);
                } catch (SignerException ex) {
                    throw new AuthenticationException(ex);
                }
            }
        }
    }
    if (tokenStr != null) {
        token = AuthenticationToken.parse(tokenStr);
        if (token != null) {
            AuthenticationHandler authHandler = getAuthenticationHandler();
            if (!token.getType().equals(authHandler.getType())) {
                throw new AuthenticationException("Invalid AuthenticationToken type");
            }
            if (token.isExpired()) {
                throw new AuthenticationException("AuthenticationToken expired");
            }
        }
    }
    return token;
}

Example 3 with SignerException

use of org.apache.hadoop.security.authentication.util.SignerException in project druid by druid-io.

the class KerberosAuthenticator method getFilter.

@Override
public Filter getFilter() {
    return new AuthenticationFilter() {

        private Signer mySigner;

        @Override
        public void init(FilterConfig filterConfig) throws ServletException {
            ClassLoader prevLoader = Thread.currentThread().getContextClassLoader();
            try {
                // AuthenticationHandler is created during Authenticationfilter.init using reflection with thread context class loader.
                // In case of druid since the class is actually loaded as an extension and filter init is done in main thread.
                // We need to set the classloader explicitly to extension class loader.
                Thread.currentThread().setContextClassLoader(AuthenticationFilter.class.getClassLoader());
                super.init(filterConfig);
                String configPrefix = filterConfig.getInitParameter(CONFIG_PREFIX);
                configPrefix = (configPrefix != null) ? configPrefix + "." : "";
                Properties config = getConfiguration(configPrefix, filterConfig);
                String signatureSecret = config.getProperty(configPrefix + SIGNATURE_SECRET);
                if (signatureSecret == null) {
                    signatureSecret = Long.toString(ThreadLocalRandom.current().nextLong());
                    log.warn("'signature.secret' configuration not set, using a random value as secret");
                }
                final byte[] secretBytes = StringUtils.toUtf8(signatureSecret);
                SignerSecretProvider signerSecretProvider = new SignerSecretProvider() {

                    @Override
                    public void init(Properties config, ServletContext servletContext, long tokenValidity) {
                    }

                    @Override
                    public byte[] getCurrentSecret() {
                        return secretBytes;
                    }

                    @Override
                    public byte[][] getAllSecrets() {
                        return new byte[][] { secretBytes };
                    }
                };
                mySigner = new Signer(signerSecretProvider);
            } finally {
                Thread.currentThread().setContextClassLoader(prevLoader);
            }
        }

        // Copied from hadoop-auth's AuthenticationFilter, to allow us to change error response handling in doFilterSuper
        @Override
        protected AuthenticationToken getToken(HttpServletRequest request) throws AuthenticationException {
            AuthenticationToken token = null;
            String tokenStr = null;
            Cookie[] cookies = request.getCookies();
            if (cookies != null) {
                for (Cookie cookie : cookies) {
                    if (cookie.getName().equals(AuthenticatedURL.AUTH_COOKIE)) {
                        tokenStr = cookie.getValue();
                        try {
                            tokenStr = mySigner.verifyAndExtract(tokenStr);
                        } catch (SignerException ex) {
                            throw new AuthenticationException(ex);
                        }
                        break;
                    }
                }
            }
            if (tokenStr != null) {
                token = AuthenticationToken.parse(tokenStr);
                if (!token.getType().equals(getAuthenticationHandler().getType())) {
                    throw new AuthenticationException("Invalid AuthenticationToken type");
                }
                if (token.isExpired()) {
                    throw new AuthenticationException("AuthenticationToken expired");
                }
            }
            return token;
        }

        @Override
        public void doFilter(ServletRequest request, ServletResponse response, FilterChain filterChain) throws IOException, ServletException {
            // If there's already an auth result, then we have authenticated already, skip this.
            if (request.getAttribute(AuthConfig.DRUID_AUTHENTICATION_RESULT) != null) {
                filterChain.doFilter(request, response);
                return;
            }
            // some other Authenticator didn't already validate this request.
            if (loginContext == null) {
                initializeKerberosLogin();
            }
            // Run the original doFilter method, but with modifications to error handling
            doFilterSuper(request, response, filterChain);
        }

        /**
         * Copied from hadoop-auth 2.7.3 AuthenticationFilter, to allow us to change error response handling.
         * Specifically, we want to defer the sending of 401 Unauthorized so that other Authenticators later in the chain
         * can check the request.
         */
        private void doFilterSuper(ServletRequest request, ServletResponse response, FilterChain filterChain) throws IOException, ServletException {
            boolean unauthorizedResponse = true;
            int errCode = HttpServletResponse.SC_UNAUTHORIZED;
            AuthenticationException authenticationEx = null;
            HttpServletRequest httpRequest = (HttpServletRequest) request;
            HttpServletResponse httpResponse = (HttpServletResponse) response;
            boolean isHttps = "https".equals(httpRequest.getScheme());
            try {
                boolean newToken = false;
                AuthenticationToken token;
                try {
                    token = getToken(httpRequest);
                } catch (AuthenticationException ex) {
                    log.warn("AuthenticationToken ignored: " + ex.getMessage());
                    // will be sent back in a 401 unless filter authenticates
                    authenticationEx = ex;
                    token = null;
                }
                if (getAuthenticationHandler().managementOperation(token, httpRequest, httpResponse)) {
                    if (token == null) {
                        if (log.isDebugEnabled()) {
                            log.debug("Request [{%s}] triggering authentication", getRequestURL(httpRequest));
                        }
                        token = getAuthenticationHandler().authenticate(httpRequest, httpResponse);
                        if (token != null && token.getExpires() != 0 && token != AuthenticationToken.ANONYMOUS) {
                            token.setExpires(System.currentTimeMillis() + getValidity() * 1000);
                        }
                        newToken = true;
                    }
                    if (token != null) {
                        unauthorizedResponse = false;
                        if (log.isDebugEnabled()) {
                            log.debug("Request [{%s}] user [{%s}] authenticated", getRequestURL(httpRequest), token.getUserName());
                        }
                        final AuthenticationToken authToken = token;
                        httpRequest = new HttpServletRequestWrapper(httpRequest) {

                            @Override
                            public String getAuthType() {
                                return authToken.getType();
                            }

                            @Override
                            public String getRemoteUser() {
                                return authToken.getUserName();
                            }

                            @Override
                            public Principal getUserPrincipal() {
                                return (authToken != AuthenticationToken.ANONYMOUS) ? authToken : null;
                            }
                        };
                        if (newToken && !token.isExpired() && token != AuthenticationToken.ANONYMOUS) {
                            String signedToken = mySigner.sign(token.toString());
                            tokenToAuthCookie(httpResponse, signedToken, getCookieDomain(), getCookiePath(), token.getExpires(), !token.isExpired() && token.getExpires() > 0, isHttps);
                            request.setAttribute(SIGNED_TOKEN_ATTRIBUTE, tokenToCookieString(signedToken, getCookieDomain(), getCookiePath(), token.getExpires(), !token.isExpired() && token.getExpires() > 0, isHttps));
                        }
                        // Since this request is validated also set DRUID_AUTHENTICATION_RESULT
                        request.setAttribute(AuthConfig.DRUID_AUTHENTICATION_RESULT, new AuthenticationResult(token.getName(), authorizerName, name, null));
                        doFilter(filterChain, httpRequest, httpResponse);
                    }
                } else {
                    unauthorizedResponse = false;
                }
            } catch (AuthenticationException ex) {
                // exception from the filter itself is fatal
                errCode = HttpServletResponse.SC_FORBIDDEN;
                authenticationEx = ex;
                if (log.isDebugEnabled()) {
                    log.debug(ex, "Authentication exception: " + ex.getMessage());
                } else {
                    log.warn("Authentication exception: " + ex.getMessage());
                }
            }
            if (unauthorizedResponse) {
                if (!httpResponse.isCommitted()) {
                    tokenToAuthCookie(httpResponse, "", getCookieDomain(), getCookiePath(), 0, false, isHttps);
                    // present.. reset to 403 if not found..
                    if ((errCode == HttpServletResponse.SC_UNAUTHORIZED) && (!httpResponse.containsHeader(org.apache.hadoop.security.authentication.client.KerberosAuthenticator.WWW_AUTHENTICATE))) {
                        errCode = HttpServletResponse.SC_FORBIDDEN;
                    }
                    if (authenticationEx == null) {
                        // Don't send an error response here, unlike the base AuthenticationFilter implementation.
                        // This request did not use Kerberos auth.
                        // Instead, we will send an error response in PreResponseAuthorizationCheckFilter to allow
                        // other Authenticator implementations to check the request.
                        filterChain.doFilter(request, response);
                    } else {
                        // Do send an error response here, we attempted Kerberos authentication and failed.
                        httpResponse.sendError(errCode, authenticationEx.getMessage());
                    }
                }
            }
        }
    };
}