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Posted to commits@camel.apache.org by he...@apache.org on 2015/04/22 13:44:06 UTC
camel git commit: [CAMEL-8685] Netty HTTP resolves OPTIONS prefix
matches earlier
Repository: camel
Updated Branches:
refs/heads/master 234640052 -> 5b27ecc8a
[CAMEL-8685] Netty HTTP resolves OPTIONS prefix matches earlier
Project: http://git-wip-us.apache.org/repos/asf/camel/repo
Commit: http://git-wip-us.apache.org/repos/asf/camel/commit/5b27ecc8
Tree: http://git-wip-us.apache.org/repos/asf/camel/tree/5b27ecc8
Diff: http://git-wip-us.apache.org/repos/asf/camel/diff/5b27ecc8
Branch: refs/heads/master
Commit: 5b27ecc8aae83f6a4a8b1cd14133387f01d77151
Parents: 2346400
Author: Henryk Konsek <he...@gmail.com>
Authored: Wed Apr 22 13:44:00 2015 +0200
Committer: Henryk Konsek <he...@gmail.com>
Committed: Wed Apr 22 13:44:00 2015 +0200
----------------------------------------------------------------------
.../netty/http/RestContextPathMatcher.java | 4 ++
.../HttpServerMultiplexChannelHandler.java | 44 ++++++++++++--
.../NettyHttpRestContextPathMatcherTest.java | 63 ++++++++++++++++++++
.../netty4/http/RestContextPathMatcher.java | 4 ++
.../HttpServerMultiplexChannelHandler.java | 45 ++++++++++++--
.../NettyHttpRestContextPathMatcherTest.java | 63 ++++++++++++++++++++
6 files changed, 211 insertions(+), 12 deletions(-)
----------------------------------------------------------------------
http://git-wip-us.apache.org/repos/asf/camel/blob/5b27ecc8/components/camel-netty-http/src/main/java/org/apache/camel/component/netty/http/RestContextPathMatcher.java
----------------------------------------------------------------------
diff --git a/components/camel-netty-http/src/main/java/org/apache/camel/component/netty/http/RestContextPathMatcher.java b/components/camel-netty-http/src/main/java/org/apache/camel/component/netty/http/RestContextPathMatcher.java
index efc9258..30ab534 100644
--- a/components/camel-netty-http/src/main/java/org/apache/camel/component/netty/http/RestContextPathMatcher.java
+++ b/components/camel-netty-http/src/main/java/org/apache/camel/component/netty/http/RestContextPathMatcher.java
@@ -74,6 +74,10 @@ public class RestContextPathMatcher extends DefaultContextPathMatcher {
consumerPath = consumerPath.substring(0, consumerPath.length() - 1);
}
+ if (matchOnUriPrefix && (requestPath.startsWith(consumerPath) || consumerPath.isEmpty())) {
+ return true;
+ }
+
// split using single char / is optimized in the jdk
String[] requestPaths = requestPath.split("/");
String[] consumerPaths = consumerPath.split("/");
http://git-wip-us.apache.org/repos/asf/camel/blob/5b27ecc8/components/camel-netty-http/src/main/java/org/apache/camel/component/netty/http/handlers/HttpServerMultiplexChannelHandler.java
----------------------------------------------------------------------
diff --git a/components/camel-netty-http/src/main/java/org/apache/camel/component/netty/http/handlers/HttpServerMultiplexChannelHandler.java b/components/camel-netty-http/src/main/java/org/apache/camel/component/netty/http/handlers/HttpServerMultiplexChannelHandler.java
index 07de856..2c1a753 100644
--- a/components/camel-netty-http/src/main/java/org/apache/camel/component/netty/http/handlers/HttpServerMultiplexChannelHandler.java
+++ b/components/camel-netty-http/src/main/java/org/apache/camel/component/netty/http/handlers/HttpServerMultiplexChannelHandler.java
@@ -19,6 +19,7 @@ package org.apache.camel.component.netty.http.handlers;
import java.nio.channels.ClosedChannelException;
import java.util.ArrayList;
import java.util.Iterator;
+import java.util.LinkedList;
import java.util.List;
import java.util.Map;
import java.util.concurrent.ConcurrentHashMap;
@@ -176,18 +177,26 @@ public class HttpServerMultiplexChannelHandler extends SimpleChannelUpstreamHand
}
// then see if we got a direct match
- Iterator<Map.Entry<ContextPathMatcher, HttpServerChannelHandler>> it = candidates.iterator();
- while (it.hasNext()) {
- Map.Entry<ContextPathMatcher, HttpServerChannelHandler> entry = it.next();
+ List<HttpServerChannelHandler> directMatches = new LinkedList<HttpServerChannelHandler>();
+ for (Map.Entry<ContextPathMatcher, HttpServerChannelHandler> entry : candidates) {
if (entry.getKey().matchesRest(path, false)) {
- answer = entry.getValue();
- break;
+ directMatches.add(entry.getValue());
+ }
+ }
+ if (directMatches.size() == 1) { // Single match found, just return it without any further analysis.
+ answer = directMatches.get(0);
+ } else if (directMatches.size() > 1) { // possible if the prefix match occurred
+ List<HttpServerChannelHandler> directMatchesWithOptions = handlersWithExplicitOptionsMethod(directMatches);
+ if (!directMatchesWithOptions.isEmpty()) { // prefer options matches
+ answer = handlerWithTheLongestMatchingPrefix(directMatchesWithOptions);
+ } else {
+ answer = handlerWithTheLongestMatchingPrefix(directMatches);
}
}
// then match by non wildcard path
if (answer == null) {
- it = candidates.iterator();
+ Iterator<Map.Entry<ContextPathMatcher, HttpServerChannelHandler>> it = candidates.iterator();
while (it.hasNext()) {
Map.Entry<ContextPathMatcher, HttpServerChannelHandler> entry = it.next();
if (!entry.getKey().matchesRest(path, true)) {
@@ -234,4 +243,27 @@ public class HttpServerMultiplexChannelHandler extends SimpleChannelUpstreamHand
return UnsafeUriCharactersEncoder.encodeHttpURI(path);
}
+ private static List<HttpServerChannelHandler> handlersWithExplicitOptionsMethod(Iterable<HttpServerChannelHandler> handlers) {
+ List<HttpServerChannelHandler> handlersWithOptions = new LinkedList<HttpServerChannelHandler>();
+ for (HttpServerChannelHandler handler : handlers) {
+ String consumerMethod = handler.getConsumer().getEndpoint().getHttpMethodRestrict();
+ if (consumerMethod != null && consumerMethod.contains("OPTIONS")) {
+ handlersWithOptions.add(handler);
+ }
+ }
+ return handlersWithOptions;
+ }
+
+ private static HttpServerChannelHandler handlerWithTheLongestMatchingPrefix(Iterable<HttpServerChannelHandler> handlers) {
+ HttpServerChannelHandler handlerWithTheLongestPrefix = handlers.iterator().next();
+ for (HttpServerChannelHandler handler : handlers) {
+ String consumerPath = handler.getConsumer().getConfiguration().getPath();
+ String longestPath = handlerWithTheLongestPrefix.getConsumer().getConfiguration().getPath();
+ if (consumerPath.length() > longestPath.length()) {
+ handlerWithTheLongestPrefix = handler;
+ }
+ }
+ return handlerWithTheLongestPrefix;
+ }
+
}
http://git-wip-us.apache.org/repos/asf/camel/blob/5b27ecc8/components/camel-netty-http/src/test/java/org/apache/camel/component/netty/http/NettyHttpRestContextPathMatcherTest.java
----------------------------------------------------------------------
diff --git a/components/camel-netty-http/src/test/java/org/apache/camel/component/netty/http/NettyHttpRestContextPathMatcherTest.java b/components/camel-netty-http/src/test/java/org/apache/camel/component/netty/http/NettyHttpRestContextPathMatcherTest.java
new file mode 100644
index 0000000..8c068ce
--- /dev/null
+++ b/components/camel-netty-http/src/test/java/org/apache/camel/component/netty/http/NettyHttpRestContextPathMatcherTest.java
@@ -0,0 +1,63 @@
+/**
+ * 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.camel.component.netty.http;
+
+import org.apache.camel.builder.RouteBuilder;
+import org.junit.Test;
+
+import static org.apache.camel.Exchange.HTTP_METHOD;
+
+public class NettyHttpRestContextPathMatcherTest extends BaseNettyTest {
+
+ @Test
+ public void shouldReturnCustomResponseForOptions() throws Exception {
+ String response = template.requestBodyAndHeader("netty-http:http://localhost:{{port}}/foo", "", HTTP_METHOD, "OPTIONS", String.class);
+ assertEquals("expectedOptionsResponse", response);
+ }
+
+ @Test
+ public void shouldPreferStrictMatchOverPrefixMatch() throws Exception {
+ String response = template.requestBodyAndHeader("netty-http:http://localhost:{{port}}/path2/foo", "", HTTP_METHOD, "GET", String.class);
+ assertEquals("exact", response);
+ }
+
+ @Test
+ public void shouldPreferOptionsForEqualPaths() throws Exception {
+ String response = template.requestBodyAndHeader("netty-http:http://localhost:{{port}}/path3", "", HTTP_METHOD, "POST", String.class);
+ assertEquals("postPath3", response);
+ response = template.requestBodyAndHeader("netty-http:http://localhost:{{port}}/path3", "", HTTP_METHOD, "OPTIONS", String.class);
+ assertEquals("optionsPath3", response);
+ }
+
+ @Override
+ protected RouteBuilder createRouteBuilder() throws Exception {
+ return new RouteBuilder() {
+ @Override
+ public void configure() throws Exception {
+ from("netty-http:http://0.0.0.0:{{port}}/path1?httpMethodRestrict=POST").setBody().constant("somePostResponse");
+ from("netty-http:http://0.0.0.0:{{port}}?matchOnUriPrefix=true&httpMethodRestrict=OPTIONS").setBody().constant("expectedOptionsResponse");
+
+ from("netty-http:http://0.0.0.0:{{port}}/path2/foo").setBody().constant("exact");
+ from("netty-http:http://0.0.0.0:{{port}}/path2?matchOnUriPrefix=true").setBody().constant("wildcard");
+
+ from("netty-http:http://0.0.0.0:{{port}}/path3?httpMethodRestrict=POST").setBody().constant("postPath3");
+ from("netty-http:http://0.0.0.0:{{port}}/path3?httpMethodRestrict=OPTIONS").setBody().constant("optionsPath3");
+ }
+ };
+ }
+
+}
http://git-wip-us.apache.org/repos/asf/camel/blob/5b27ecc8/components/camel-netty4-http/src/main/java/org/apache/camel/component/netty4/http/RestContextPathMatcher.java
----------------------------------------------------------------------
diff --git a/components/camel-netty4-http/src/main/java/org/apache/camel/component/netty4/http/RestContextPathMatcher.java b/components/camel-netty4-http/src/main/java/org/apache/camel/component/netty4/http/RestContextPathMatcher.java
index a07435d..c7f874a 100644
--- a/components/camel-netty4-http/src/main/java/org/apache/camel/component/netty4/http/RestContextPathMatcher.java
+++ b/components/camel-netty4-http/src/main/java/org/apache/camel/component/netty4/http/RestContextPathMatcher.java
@@ -75,6 +75,10 @@ public class RestContextPathMatcher extends DefaultContextPathMatcher {
consumerPath = consumerPath.substring(0, consumerPath.length() - 1);
}
+ if (matchOnUriPrefix && (requestPath.startsWith(consumerPath) || consumerPath.isEmpty())) {
+ return true;
+ }
+
// split using single char / is optimized in the jdk
String[] requestPaths = requestPath.split("/");
String[] consumerPaths = consumerPath.split("/");
http://git-wip-us.apache.org/repos/asf/camel/blob/5b27ecc8/components/camel-netty4-http/src/main/java/org/apache/camel/component/netty4/http/handlers/HttpServerMultiplexChannelHandler.java
----------------------------------------------------------------------
diff --git a/components/camel-netty4-http/src/main/java/org/apache/camel/component/netty4/http/handlers/HttpServerMultiplexChannelHandler.java b/components/camel-netty4-http/src/main/java/org/apache/camel/component/netty4/http/handlers/HttpServerMultiplexChannelHandler.java
index a6027e4..5b3ad93 100644
--- a/components/camel-netty4-http/src/main/java/org/apache/camel/component/netty4/http/handlers/HttpServerMultiplexChannelHandler.java
+++ b/components/camel-netty4-http/src/main/java/org/apache/camel/component/netty4/http/handlers/HttpServerMultiplexChannelHandler.java
@@ -19,6 +19,7 @@ package org.apache.camel.component.netty4.http.handlers;
import java.nio.channels.ClosedChannelException;
import java.util.ArrayList;
import java.util.Iterator;
+import java.util.LinkedList;
import java.util.List;
import java.util.Map;
import java.util.concurrent.ConcurrentHashMap;
@@ -42,6 +43,7 @@ import org.apache.camel.component.netty4.http.RestContextPathMatcher;
import org.apache.camel.util.UnsafeUriCharactersEncoder;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
+
import static io.netty.handler.codec.http.HttpResponseStatus.NOT_FOUND;
import static io.netty.handler.codec.http.HttpVersion.HTTP_1_1;
@@ -181,18 +183,26 @@ public class HttpServerMultiplexChannelHandler extends SimpleChannelInboundHandl
}
// then see if we got a direct match
- Iterator<Map.Entry<ContextPathMatcher, HttpServerChannelHandler>> it = candidates.iterator();
- while (it.hasNext()) {
- Map.Entry<ContextPathMatcher, HttpServerChannelHandler> entry = it.next();
+ List<HttpServerChannelHandler> directMatches = new LinkedList<HttpServerChannelHandler>();
+ for (Map.Entry<ContextPathMatcher, HttpServerChannelHandler> entry : candidates) {
if (entry.getKey().matchesRest(path, false)) {
- answer = entry.getValue();
- break;
+ directMatches.add(entry.getValue());
+ }
+ }
+ if (directMatches.size() == 1) { // Single match found, just return it without any further analysis.
+ answer = directMatches.get(0);
+ } else if (directMatches.size() > 1) { // possible if the prefix match occurred
+ List<HttpServerChannelHandler> directMatchesWithOptions = handlersWithExplicitOptionsMethod(directMatches);
+ if (!directMatchesWithOptions.isEmpty()) { // prefer options matches
+ answer = handlerWithTheLongestMatchingPrefix(directMatchesWithOptions);
+ } else {
+ answer = handlerWithTheLongestMatchingPrefix(directMatches);
}
}
// then match by non wildcard path
if (answer == null) {
- it = candidates.iterator();
+ Iterator<Map.Entry<ContextPathMatcher, HttpServerChannelHandler>> it = candidates.iterator();
while (it.hasNext()) {
Map.Entry<ContextPathMatcher, HttpServerChannelHandler> entry = it.next();
if (!entry.getKey().matchesRest(path, true)) {
@@ -239,4 +249,27 @@ public class HttpServerMultiplexChannelHandler extends SimpleChannelInboundHandl
return UnsafeUriCharactersEncoder.encodeHttpURI(path);
}
+ private static List<HttpServerChannelHandler> handlersWithExplicitOptionsMethod(Iterable<HttpServerChannelHandler> handlers) {
+ List<HttpServerChannelHandler> handlersWithOptions = new LinkedList<HttpServerChannelHandler>();
+ for (HttpServerChannelHandler handler : handlers) {
+ String consumerMethod = handler.getConsumer().getEndpoint().getHttpMethodRestrict();
+ if (consumerMethod != null && consumerMethod.contains("OPTIONS")) {
+ handlersWithOptions.add(handler);
+ }
+ }
+ return handlersWithOptions;
+ }
+
+ private static HttpServerChannelHandler handlerWithTheLongestMatchingPrefix(Iterable<HttpServerChannelHandler> handlers) {
+ HttpServerChannelHandler handlerWithTheLongestPrefix = handlers.iterator().next();
+ for (HttpServerChannelHandler handler : handlers) {
+ String consumerPath = handler.getConsumer().getConfiguration().getPath();
+ String longestPath = handlerWithTheLongestPrefix.getConsumer().getConfiguration().getPath();
+ if (consumerPath.length() > longestPath.length()) {
+ handlerWithTheLongestPrefix = handler;
+ }
+ }
+ return handlerWithTheLongestPrefix;
+ }
+
}
http://git-wip-us.apache.org/repos/asf/camel/blob/5b27ecc8/components/camel-netty4-http/src/test/java/org/apache/camel/component/netty4/http/NettyHttpRestContextPathMatcherTest.java
----------------------------------------------------------------------
diff --git a/components/camel-netty4-http/src/test/java/org/apache/camel/component/netty4/http/NettyHttpRestContextPathMatcherTest.java b/components/camel-netty4-http/src/test/java/org/apache/camel/component/netty4/http/NettyHttpRestContextPathMatcherTest.java
new file mode 100644
index 0000000..8fd2a7b
--- /dev/null
+++ b/components/camel-netty4-http/src/test/java/org/apache/camel/component/netty4/http/NettyHttpRestContextPathMatcherTest.java
@@ -0,0 +1,63 @@
+/**
+ * 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.camel.component.netty4.http;
+
+import org.apache.camel.builder.RouteBuilder;
+import org.junit.Test;
+
+import static org.apache.camel.Exchange.HTTP_METHOD;
+
+public class NettyHttpRestContextPathMatcherTest extends BaseNettyTest {
+
+ @Test
+ public void shouldReturnCustomResponseForOptions() throws Exception {
+ String response = template.requestBodyAndHeader("netty4-http:http://localhost:{{port}}/foo", "", HTTP_METHOD, "OPTIONS", String.class);
+ assertEquals("expectedOptionsResponse", response);
+ }
+
+ @Test
+ public void shouldPreferStrictMatchOverPrefixMatch() throws Exception {
+ String response = template.requestBodyAndHeader("netty4-http:http://localhost:{{port}}/path2/foo", "", HTTP_METHOD, "GET", String.class);
+ assertEquals("exact", response);
+ }
+
+ @Test
+ public void shouldPreferOptionsForEqualPaths() throws Exception {
+ String response = template.requestBodyAndHeader("netty4-http:http://localhost:{{port}}/path3", "", HTTP_METHOD, "POST", String.class);
+ assertEquals("postPath3", response);
+ response = template.requestBodyAndHeader("netty4-http:http://localhost:{{port}}/path3", "", HTTP_METHOD, "OPTIONS", String.class);
+ assertEquals("optionsPath3", response);
+ }
+
+ @Override
+ protected RouteBuilder createRouteBuilder() throws Exception {
+ return new RouteBuilder() {
+ @Override
+ public void configure() throws Exception {
+ from("netty4-http:http://0.0.0.0:{{port}}/path1?httpMethodRestrict=POST").setBody().constant("somePostResponse");
+ from("netty4-http:http://0.0.0.0:{{port}}?matchOnUriPrefix=true&httpMethodRestrict=OPTIONS").setBody().constant("expectedOptionsResponse");
+
+ from("netty4-http:http://0.0.0.0:{{port}}/path2/foo").setBody().constant("exact");
+ from("netty4-http:http://0.0.0.0:{{port}}/path2?matchOnUriPrefix=true").setBody().constant("wildcard");
+
+ from("netty4-http:http://0.0.0.0:{{port}}/path3?httpMethodRestrict=POST").setBody().constant("postPath3");
+ from("netty4-http:http://0.0.0.0:{{port}}/path3?httpMethodRestrict=OPTIONS").setBody().constant("optionsPath3");
+ }
+ };
+ }
+
+}