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From acosent...@apache.org
Subject [camel] branch camel-2.22.x updated: CAMEL-12830 - Thanks to Laurent Chiarello for reporting and providing the fix (creating github PR for his sake)
Date Tue, 02 Oct 2018 06:20:32 GMT
This is an automated email from the ASF dual-hosted git repository.

acosentino pushed a commit to branch camel-2.22.x
in repository https://gitbox.apache.org/repos/asf/camel.git


The following commit(s) were added to refs/heads/camel-2.22.x by this push:
     new 12a749b  CAMEL-12830 - Thanks to Laurent Chiarello for reporting and providing the
fix (creating github PR for his sake)
12a749b is described below

commit 12a749b12b422d17341f16cf40581ce9b4e78a7b
Author: onders <onders@apache.org>
AuthorDate: Tue Oct 2 00:41:48 2018 +0300

    CAMEL-12830 - Thanks to Laurent Chiarello for reporting and providing the fix (creating
github PR for his sake)
---
 .../camel/component/file/remote/FtpOperations.java |   8 ++
 .../component/file/remote/FtpSoTimeoutTest.java    | 108 +++++++++++++++++++++
 2 files changed, 116 insertions(+)

diff --git a/components/camel-ftp/src/main/java/org/apache/camel/component/file/remote/FtpOperations.java
b/components/camel-ftp/src/main/java/org/apache/camel/component/file/remote/FtpOperations.java
index 646c398..25cee35 100644
--- a/components/camel-ftp/src/main/java/org/apache/camel/component/file/remote/FtpOperations.java
+++ b/components/camel-ftp/src/main/java/org/apache/camel/component/file/remote/FtpOperations.java
@@ -128,6 +128,14 @@ public class FtpOperations implements RemoteFileOperations<FTPFile>
{
                     throw new GenericFileOperationFailedException(client.getReplyCode(),
client.getReplyString(), "Server refused connection");
                 }
             } catch (Exception e) {
+                if (client.isConnected()) {
+                    log.trace("Disconnecting due to exception during connect");
+                    try {
+                        client.disconnect(); // ensures socket is closed
+                    } catch (IOException ignore) {
+                        log.trace("Ignore exception during disconnect: {}", ignore.getMessage());
+                    }
+                }
                 // check if we are interrupted so we can break out
                 if (Thread.currentThread().isInterrupted()) {
                     throw new GenericFileOperationFailedException("Interrupted during connecting",
new InterruptedException("Interrupted during connecting"));
diff --git a/components/camel-ftp/src/test/java/org/apache/camel/component/file/remote/FtpSoTimeoutTest.java
b/components/camel-ftp/src/test/java/org/apache/camel/component/file/remote/FtpSoTimeoutTest.java
new file mode 100644
index 0000000..d6313be
--- /dev/null
+++ b/components/camel-ftp/src/test/java/org/apache/camel/component/file/remote/FtpSoTimeoutTest.java
@@ -0,0 +1,108 @@
+/**
+ * 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.file.remote;
+
+import java.net.ServerSocket;
+
+import org.apache.camel.CamelExecutionException;
+import org.apache.camel.RoutesBuilder;
+import org.apache.camel.builder.RouteBuilder;
+import org.apache.camel.impl.JndiRegistry;
+import org.apache.camel.test.junit4.CamelTestSupport;
+import org.apache.commons.net.ftp.FTPClient;
+import org.junit.After;
+import org.junit.Before;
+import org.junit.Test;
+
+/**
+ * Test class used to demonstrate the problematic disconnect sequence of the {@link FtpOperations}.
+ * <p>
+ * Setting the logging level of {@code org.apache.camel.file.remote} to {@code TRACE} will
provide useful information
+ * 
+ * @author l.chiarello
+ *
+ */
+public class FtpSoTimeoutTest extends CamelTestSupport {
+
+    private ServerSocket serverSocket;
+
+    // --- Set up
+    
+    @Override
+    @Before
+    public void setUp() throws Exception {
+        // the created server socket makes it possible for the FTP client to establish the
socket connection.
+        // However, no message will ever be sent back, thus a read timeout should occur within
FTPClient#__getReply()
+        serverSocket = new ServerSocket(0);
+        super.setUp();
+    }
+
+    @Override
+    @After
+    public void tearDown() throws Exception {
+        super.tearDown();
+        if (serverSocket != null) {
+            serverSocket.close();
+        }
+    }
+    
+    @Override
+    protected int getShutdownTimeout() {
+        return 5; // speedup graceful shutdown
+    }
+    
+    @Override
+    protected RoutesBuilder createRouteBuilder() throws Exception {
+        return new RouteBuilder() {
+            @Override
+            public void configure() throws Exception {
+                from("direct:with")
+                    .to("ftp://localhost:" + serverSocket.getLocalPort()
+                        + "?ftpClient=#myftpclient&connectTimeout=300&soTimeout=300&reconnectDelay=100");
+                
+                from("direct:without")
+                    .to("ftp://localhost:" + serverSocket.getLocalPort()
+                        + "?connectTimeout=300&soTimeout=300&reconnectDelay=100");
+            }
+        };
+    }
+
+    @Override
+    protected JndiRegistry createRegistry() throws Exception {
+        FTPClient ftpClient = new FTPClient();
+        ftpClient.setDefaultTimeout(300);
+        JndiRegistry registry = super.createRegistry();
+        registry.bind("myftpclient", ftpClient);
+        return registry;
+    }
+    
+    // --- Tests
+    
+    @Test(timeout = 10000, expected = CamelExecutionException.class)
+    public void testWithDefaultTimeout() throws Exception {
+        // send exchange to the route using the custom FTPClient (with a default timeout)
+        // the soTimeout triggers in time and test is successful
+        template.sendBody("direct:with", "");
+    }
+    
+    @Test(timeout = 10000, expected = CamelExecutionException.class)
+    public void testWithoutDefaultTimeout() throws Exception {
+        // send exchange to the route using the default FTPClient (without a default timeout)
+        // the soTimeout never triggers and test fails after its own timeout
+        template.sendBody("direct:without", "");
+    }
+}


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