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davsclaus pushed a commit to branch camel-2.21.x
in repository https://gitbox.apache.org/repos/asf/camel.git
The following commit(s) were added to refs/heads/camel-2.21.x by this push:
new ad1200f CAMEL-13016: camel-jetty - If multiple bundles uses the same
context-path (pathspec) then Jetty should fail
ad1200f is described below
commit ad1200fcc8f6e2c16309f870450a574b5d1c4517
Author: Claus Ibsen <claus.ib...@gmail.com>
AuthorDate: Wed Dec 19 12:42:06 2018 +0100
CAMEL-13016: camel-jetty - If multiple bundles uses the same context-path
(pathspec) then Jetty should fail
---
.../camel/http/common/HttpCommonComponent.java | 10 ++++++
.../camel/http/common/HttpCommonEndpoint.java | 4 +++
.../org/apache/camel/http/common/HttpConsumer.java | 14 ++++++--
.../camel/component/jetty/JettyHttpComponent.java | 37 ++++++++++++++++++--
.../camel/component/jetty/JettyHttpConsumer.java | 39 ++++++++++++++++++++++
.../camel/component/jetty/JettyHttpEndpoint.java | 2 +-
.../component/jetty/JettySessionSupportTest.java | 2 ++
.../camel/component/jetty/MultiPartFormTest.java | 2 +-
8 files changed, 103 insertions(+), 7 deletions(-)
diff --git
a/components/camel-http-common/src/main/java/org/apache/camel/http/common/HttpCommonComponent.java
b/components/camel-http-common/src/main/java/org/apache/camel/http/common/HttpCommonComponent.java
index c5036ee..5f875a6 100644
---
a/components/camel-http-common/src/main/java/org/apache/camel/http/common/HttpCommonComponent.java
+++
b/components/camel-http-common/src/main/java/org/apache/camel/http/common/HttpCommonComponent.java
@@ -88,6 +88,16 @@ public abstract class HttpCommonComponent extends
HeaderFilterStrategyComponent
public void disconnect(HttpConsumer consumer) throws Exception {
}
+ /**
+ * Checks whether the consumer is possible to connect to the endoint.
+ *
+ * @param consumer the consumer
+ * @throws Exception can be thrown
+ */
+ public boolean canConnect(HttpConsumer consumer) throws Exception {
+ return true;
+ }
+
@Override
protected boolean useIntrospectionOnEndpoint() {
return false;
diff --git
a/components/camel-http-common/src/main/java/org/apache/camel/http/common/HttpCommonEndpoint.java
b/components/camel-http-common/src/main/java/org/apache/camel/http/common/HttpCommonEndpoint.java
index 58deced..ca1dae9 100644
---
a/components/camel-http-common/src/main/java/org/apache/camel/http/common/HttpCommonEndpoint.java
+++
b/components/camel-http-common/src/main/java/org/apache/camel/http/common/HttpCommonEndpoint.java
@@ -179,6 +179,10 @@ public abstract class HttpCommonEndpoint extends
DefaultEndpoint implements Head
component.disconnect(consumer);
}
+ public boolean canConnect(HttpConsumer consumer) throws Exception {
+ return component.canConnect(consumer);
+ }
+
@Override
public HttpCommonComponent getComponent() {
return (HttpCommonComponent) super.getComponent();
diff --git
a/components/camel-http-common/src/main/java/org/apache/camel/http/common/HttpConsumer.java
b/components/camel-http-common/src/main/java/org/apache/camel/http/common/HttpConsumer.java
index 60907e1..744a25f 100644
---
a/components/camel-http-common/src/main/java/org/apache/camel/http/common/HttpConsumer.java
+++
b/components/camel-http-common/src/main/java/org/apache/camel/http/common/HttpConsumer.java
@@ -21,7 +21,9 @@ import org.apache.camel.Suspendable;
import org.apache.camel.impl.DefaultConsumer;
public class HttpConsumer extends DefaultConsumer implements Suspendable {
+ protected volatile boolean canConnected;
private volatile boolean suspended;
+
private boolean traceEnabled;
private boolean optionsEnabled;
@@ -51,14 +53,20 @@ public class HttpConsumer extends DefaultConsumer
implements Suspendable {
@Override
protected void doStart() throws Exception {
super.doStart();
- getEndpoint().connect(this);
- suspended = false;
+ if (getEndpoint().canConnect(this)) {
+ canConnected = true;
+ getEndpoint().connect(this);
+ suspended = false;
+ }
}
@Override
protected void doStop() throws Exception {
suspended = false;
- getEndpoint().disconnect(this);
+ if (canConnected) {
+ canConnected = false;
+ getEndpoint().disconnect(this);
+ }
super.doStop();
}
diff --git
a/components/camel-jetty-common/src/main/java/org/apache/camel/component/jetty/JettyHttpComponent.java
b/components/camel-jetty-common/src/main/java/org/apache/camel/component/jetty/JettyHttpComponent.java
index 4ae6252..ef1917f 100644
---
a/components/camel-jetty-common/src/main/java/org/apache/camel/component/jetty/JettyHttpComponent.java
+++
b/components/camel-jetty-common/src/main/java/org/apache/camel/component/jetty/JettyHttpComponent.java
@@ -146,12 +146,14 @@ public abstract class JettyHttpComponent extends
HttpCommonComponent implements
}
class ConnectorRef {
+ CamelContext camelContext;
Server server;
Connector connector;
CamelServlet servlet;
int refCount;
- ConnectorRef(Server server, Connector connector, CamelServlet servlet)
{
+ ConnectorRef(CamelContext camelContext, Server server, Connector
connector, CamelServlet servlet) {
+ this.camelContext = camelContext;
this.server = server;
this.connector = connector;
this.servlet = servlet;
@@ -314,6 +316,34 @@ public abstract class JettyHttpComponent extends
HttpCommonComponent implements
protected abstract JettyHttpEndpoint createEndpoint(URI endpointUri, URI
httpUri) throws URISyntaxException;
+ @Override
+ public boolean canConnect(HttpConsumer consumer) throws Exception {
+ // Make sure that there is a connector for the requested endpoint.
+ JettyHttpEndpoint endpoint = (JettyHttpEndpoint)consumer.getEndpoint();
+ String connectorKey = getConnectorKey(endpoint);
+
+ synchronized (CONNECTORS) {
+ ConnectorRef connectorRef = CONNECTORS.get(connectorKey);
+
+ // check if there are already another consumer on the same
context-path and if so fail
+ if (connectorRef != null) {
+ for (Map.Entry<String, HttpConsumer> entry :
connectorRef.servlet.getConsumers().entrySet()) {
+ String path = entry.getValue().getPath();
+ CamelContext camelContext =
entry.getValue().getEndpoint().getCamelContext();
+ if (consumer.getPath().equals(path)) {
+ // its allowed if they are from the same camel context
+ boolean sameContext =
consumer.getEndpoint().getCamelContext() == camelContext;
+ if (!sameContext) {
+ return false;
+ }
+ }
+ }
+ }
+ }
+
+ return true;
+ }
+
/**
* Connects the URL specified on the endpoint to the specified processor.
*/
@@ -337,16 +367,19 @@ public abstract class JettyHttpComponent extends
HttpCommonComponent implements
}
server.addConnector(connector);
- connectorRef = new ConnectorRef(server, connector,
createServletForConnector(server, connector, endpoint.getHandlers(), endpoint));
+ connectorRef = new ConnectorRef(getCamelContext(), server,
connector, createServletForConnector(server, connector, endpoint.getHandlers(),
endpoint));
// must enable session before we start
if (endpoint.isSessionSupport()) {
enableSessionSupport(connectorRef.server, connectorKey);
}
connectorRef.server.start();
+ LOG.debug("Adding connector key: {} -> {}", connectorKey,
connectorRef);
CONNECTORS.put(connectorKey, connectorRef);
} else {
+ LOG.debug("Using existing connector key: {} -> {}",
connectorKey, connectorRef);
+
// check if there are any new handlers, and if so then we need
to re-start the server
if (endpoint.getHandlers() != null &&
!endpoint.getHandlers().isEmpty()) {
List<Handler> existingHandlers = new ArrayList<>();
diff --git
a/components/camel-jetty-common/src/main/java/org/apache/camel/component/jetty/JettyHttpConsumer.java
b/components/camel-jetty-common/src/main/java/org/apache/camel/component/jetty/JettyHttpConsumer.java
new file mode 100644
index 0000000..b104de4
--- /dev/null
+++
b/components/camel-jetty-common/src/main/java/org/apache/camel/component/jetty/JettyHttpConsumer.java
@@ -0,0 +1,39 @@
+/**
+ * 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.jetty;
+
+import org.apache.camel.Processor;
+import org.apache.camel.http.common.HttpCommonEndpoint;
+import org.apache.camel.http.common.HttpConsumer;
+
+public class JettyHttpConsumer extends HttpConsumer {
+
+ public JettyHttpConsumer(HttpCommonEndpoint endpoint, Processor processor)
{
+ super(endpoint, processor);
+ }
+
+ @Override
+ protected void doStart() throws Exception {
+ super.doStart();
+ if (!canConnected) {
+ // if we cannot connect then its due to clash on context-path when
using Jetty
+ String msg = "Cannot bind this Camel Jetty consumer to the
JettyServer connector as there is already an existing Camel Jetty consumer
using the same context-path: " + getPath();
+ throw new IllegalStateException(msg);
+ }
+ }
+
+}
diff --git
a/components/camel-jetty-common/src/main/java/org/apache/camel/component/jetty/JettyHttpEndpoint.java
b/components/camel-jetty-common/src/main/java/org/apache/camel/component/jetty/JettyHttpEndpoint.java
index dc7ea51..c0f8bd7 100644
---
a/components/camel-jetty-common/src/main/java/org/apache/camel/component/jetty/JettyHttpEndpoint.java
+++
b/components/camel-jetty-common/src/main/java/org/apache/camel/component/jetty/JettyHttpEndpoint.java
@@ -186,7 +186,7 @@ public abstract class JettyHttpEndpoint extends
HttpCommonEndpoint {
@Override
public Consumer createConsumer(Processor processor) throws Exception {
- HttpConsumer answer = new HttpConsumer(this, processor);
+ JettyHttpConsumer answer = new JettyHttpConsumer(this, processor);
configureConsumer(answer);
return answer;
}
diff --git
a/components/camel-jetty9/src/test/java/org/apache/camel/component/jetty/JettySessionSupportTest.java
b/components/camel-jetty9/src/test/java/org/apache/camel/component/jetty/JettySessionSupportTest.java
index 0af49a0..59d7036 100644
---
a/components/camel-jetty9/src/test/java/org/apache/camel/component/jetty/JettySessionSupportTest.java
+++
b/components/camel-jetty9/src/test/java/org/apache/camel/component/jetty/JettySessionSupportTest.java
@@ -44,6 +44,8 @@ public class JettySessionSupportTest extends BaseJettyTest {
fail("Should have thrown an exception");
} catch (IllegalStateException e) {
assertEquals("Server has already been started. Cannot enabled
sessionSupport on http:localhost:" + getPort(), e.getMessage());
+ } finally {
+ context.stop();
}
}
diff --git
a/components/camel-jetty9/src/test/java/org/apache/camel/component/jetty/MultiPartFormTest.java
b/components/camel-jetty9/src/test/java/org/apache/camel/component/jetty/MultiPartFormTest.java
index 715207d..ffc2dc9 100644
---
a/components/camel-jetty9/src/test/java/org/apache/camel/component/jetty/MultiPartFormTest.java
+++
b/components/camel-jetty9/src/test/java/org/apache/camel/component/jetty/MultiPartFormTest.java
@@ -34,6 +34,7 @@ import org.apache.commons.httpclient.params.HttpMethodParams;
import org.junit.Test;
public class MultiPartFormTest extends BaseJettyTest {
+
private RequestEntity createMultipartRequestEntity() throws Exception {
File file = new File("src/main/resources/META-INF/NOTICE.txt");
@@ -41,7 +42,6 @@ public class MultiPartFormTest extends BaseJettyTest {
new FilePart(file.getName(), file)};
return new MultipartRequestEntity(parts, new HttpMethodParams());
-
}
@Test
