[GitHub] coheigea commented on a change in pull request #462: Httpsig

[GitBox <gi...@apache.org>]

coheigea commented on a change in pull request #462: Httpsig
URL: https://github.com/apache/cxf/pull/462#discussion_r248401384
 
 

 ##########
 File path: rt/rs/security/http-signature/src/main/java/org/apache/cxf/rs/security/httpsignature/VerifySignatureFilter.java
 ##########
 @@ -0,0 +1,80 @@
+/**
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements. See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership. The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package org.apache.cxf.rs.security.httpsignature;
+
+import java.util.Objects;
+import java.util.logging.Logger;
+
+import javax.annotation.Priority;
+import javax.ws.rs.Priorities;
+import javax.ws.rs.container.ContainerRequestContext;
+import javax.ws.rs.container.ContainerRequestFilter;
+import javax.ws.rs.container.PreMatching;
+import javax.ws.rs.core.MultivaluedMap;
+import javax.ws.rs.ext.Provider;
+
+import org.apache.cxf.common.logging.LogUtils;
+
+/**
+ * RS CXF Filter which extracts signature data from the context and sends it to the message verifier
+ *
+ */
+@Provider
+@PreMatching
+@Priority(Priorities.AUTHENTICATION)
+public final class VerifySignatureFilter implements ContainerRequestFilter {
+    private static final Logger LOG = LogUtils.getL7dLogger(VerifySignatureFilter.class);
+
+    private MessageVerifier messageVerifier;
+
+    private boolean enabled;
+
+    public VerifySignatureFilter() {
+        setEnabled(true);
+        setMessageVerifier(new MessageVerifier(false));
+    }
+
+    @Override
+    public void filter(ContainerRequestContext requestCtx) {
+        if (!enabled) {
+            LOG.fine("Verify signature filter is disabled");
+            return;
+        }
+
+        LOG.fine("Starting filter message verification process");
+
+        MultivaluedMap<String, String> responseHeaders = requestCtx.getHeaders();
+
+        messageVerifier.verifyMessage(responseHeaders);
 
 Review comment:
   LEt's revisit this later

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