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class="breadcrumbs__item"><span class="breadcrumbs__link">RocketMQ Connect</span><meta itemprop="position" content="1"></li><li itemscope="" itemprop="itemListElement" itemtype="https://schema.org/ListItem" class="breadcrumbs__item breadcrumbs__item--active"><span class="breadcrumbs__link" itemprop="name">RocketMQ Connect Quick Start</span><meta itemprop="position" content="2"></li></ul></nav><span class="theme-doc-version-badge badge badge--secondary">Version: 5.0</span><div class="tocCollapsible_ETCw theme-doc-toc-mobile tocMobile_ITEo"><button type="button" class="clean-btn tocCollapsibleButton_TO0P">On this page</button></div><div class="theme-doc-markdown markdown"><h1>RocketMQ Connect Quick Start</h1><h1>Quick Start</h1><p>This tutorial will start a RocketMQ Connector example project "rocketmq-connect-sample" in standalone mode to help you understand the working principle of connectors. |
| The example project provides a source connector that reads data from source files and sends it to the RocketMQ cluster. |
| It also provides a sink connector that reads messages from the RocketMQ cluster and writes them to destination files.</p><h2 class="anchor anchorWithStickyNavbar_LWe7" id="1-preparation-start-rocketmq">1. Preparation: Start RocketMQ<a href="#1-preparation-start-rocketmq" class="hash-link" aria-label="Direct link to heading" title="Direct link to heading"></a></h2><ol><li>Linux/Unix/Mac</li><li>64bit JDK 1.8+;</li><li>Maven 3.2.x+;</li><li>Start RocketMQ. Either <a href="https://rocketmq.apache.org/docs/4.x/" target="_blank" rel="noopener noreferrer">RocketMQ 4.x</a> or |
| <a href="https://rocketmq.apache.org/docs/quickStart/01quickstart/" target="_blank" rel="noopener noreferrer">RocketMQ 5.x</a> 5.x version can be used;</li><li>Test RocketMQ message sending and receiving using the tool.</li></ol><p>Here, use the environment variable NAMESRV_ADDR to inform the tool client of the NameServer address of RocketMQ as localhost:9876.</p><div class="language-shell codeBlockContainer_Ckt0 theme-code-block" style="--prism-color:#393A34;--prism-background-color:#f6f8fa"><div class="codeBlockContent_biex"><pre tabindex="0" class="prism-code language-shell codeBlock_bY9V thin-scrollbar"><code class="codeBlockLines_e6Vv"><span class="token-line" style="color:#393A34"><span class="token comment" style="color:#999988;font-style:italic">#$ cd distribution/target/rocketmq-4.9.7/rocketmq-4.9.7</span><span class="token plain"></span><br></span><span class="token-line" style="color:#393A34"><span class="token plain">$ </span><span class="token builtin class-name">cd</span><span class="token plain"> distribution/target/rocketmq-5.1.4/rocketmq-5.1.4</span><br></span><span class="token-line" style="color:#393A34"><span class="token plain" style="display:inline-block"></span><br></span><span class="token-line" style="color:#393A34"><span class="token plain">$ </span><span class="token builtin class-name">export</span><span class="token plain"> </span><span class="token assign-left variable" style="color:#36acaa">NAMESRV_ADDR</span><span class="token operator" style="color:#393A34">=</span><span class="token plain">localhost:9876</span><br></span><span class="token-line" style="color:#393A34"><span class="token plain">$ </span><span class="token function" style="color:#d73a49">sh</span><span class="token plain"> bin/tools.sh org.apache.rocketmq.example.quickstart.Producer</span><br></span><span class="token-line" style="color:#393A34"><span class="token plain"> SendResult </span><span class="token punctuation" style="color:#393A34">[</span><span class="token plain">sendStatus</span><span class="token operator" style="color:#393A34">=</span><span class="token plain">SEND_OK, </span><span class="token assign-left variable" style="color:#36acaa">msgId</span><span class="token operator" style="color:#393A34">=</span><span class="token plain"> </span><span class="token punctuation" style="color:#393A34">..</span><span class="token plain">.</span><br></span><span class="token-line" style="color:#393A34"><span class="token plain" style="display:inline-block"></span><br></span><span class="token-line" style="color:#393A34"><span class="token plain">$ </span><span class="token function" style="color:#d73a49">sh</span><span class="token plain"> bin/tools.sh org.apache.rocketmq.example.quickstart.Consumer</span><br></span><span class="token-line" style="color:#393A34"><span class="token plain"> ConsumeMessageThread_%d Receive New Messages: </span><span class="token punctuation" style="color:#393A34">[</span><span class="token plain">MessageExt</span><span class="token punctuation" style="color:#393A34">..</span><span class="token plain">.</span><br></span></code></pre><div class="buttonGroup__atx"><button type="button" aria-label="Copy code to clipboard" title="Copy" class="clean-btn"><span class="copyButtonIcons_eSgA" aria-hidden="true"><svg viewBox="0 0 24 24" class="copyButtonIcon_y97N"><path fill="currentColor" d="M19,21H8V7H19M19,5H8A2,2 0 0,0 6,7V21A2,2 0 0,0 8,23H19A2,2 0 0,0 21,21V7A2,2 0 0,0 19,5M16,1H4A2,2 0 0,0 2,3V17H4V3H16V1Z"></path></svg><svg viewBox="0 0 24 24" class="copyButtonSuccessIcon_LjdS"><path fill="currentColor" d="M21,7L9,19L3.5,13.5L4.91,12.09L9,16.17L19.59,5.59L21,7Z"></path></svg></span></button></div></div></div><p><strong>Note</strong>: RocketMQ has the feature of automatically creating Topic and Group. When sending or subscribing to messages, |
| if the corresponding Topic or Group does not exist, RocketMQ will automatically create them. Therefore, |
| there is no need to create Topic and Group in advance.</p><h2 class="anchor anchorWithStickyNavbar_LWe7" id="2-build-connector-runtime">2. Build Connector Runtime<a href="#2-build-connector-runtime" class="hash-link" aria-label="Direct link to heading" title="Direct link to heading"></a></h2><div class="language-shell codeBlockContainer_Ckt0 theme-code-block" style="--prism-color:#393A34;--prism-background-color:#f6f8fa"><div class="codeBlockContent_biex"><pre tabindex="0" class="prism-code language-shell codeBlock_bY9V thin-scrollbar"><code class="codeBlockLines_e6Vv"><span class="token-line" style="color:#393A34"><span class="token function" style="color:#d73a49">git</span><span class="token plain"> clone https://github.com/apache/rocketmq-connect.git</span><br></span><span class="token-line" style="color:#393A34"><span class="token plain" style="display:inline-block"></span><br></span><span class="token-line" style="color:#393A34"><span class="token plain"></span><span class="token builtin class-name">cd</span><span class="token plain"> rocketmq-connect</span><br></span><span class="token-line" style="color:#393A34"><span class="token plain" style="display:inline-block"></span><br></span><span class="token-line" style="color:#393A34"><span class="token plain"></span><span class="token builtin class-name">export</span><span class="token plain"> </span><span class="token assign-left variable" style="color:#36acaa">RMQ_CONNECT_HOME</span><span class="token operator" style="color:#393A34">=</span><span class="token variable" style="color:#36acaa">`</span><span class="token variable builtin class-name" style="color:#36acaa">pwd</span><span class="token variable" style="color:#36acaa">`</span><span class="token plain"></span><br></span><span class="token-line" style="color:#393A34"><span class="token plain" style="display:inline-block"></span><br></span><span class="token-line" style="color:#393A34"><span class="token plain">mvn -Prelease-connect -Dmaven.test.skip</span><span class="token operator" style="color:#393A34">=</span><span class="token plain">true clean </span><span class="token function" style="color:#d73a49">install</span><span class="token plain"> -U</span><br></span></code></pre><div class="buttonGroup__atx"><button type="button" aria-label="Copy code to clipboard" title="Copy" class="clean-btn"><span class="copyButtonIcons_eSgA" aria-hidden="true"><svg viewBox="0 0 24 24" class="copyButtonIcon_y97N"><path fill="currentColor" d="M19,21H8V7H19M19,5H8A2,2 0 0,0 6,7V21A2,2 0 0,0 8,23H19A2,2 0 0,0 21,21V7A2,2 0 0,0 19,5M16,1H4A2,2 0 0,0 2,3V17H4V3H16V1Z"></path></svg><svg viewBox="0 0 24 24" class="copyButtonSuccessIcon_LjdS"><path fill="currentColor" d="M21,7L9,19L3.5,13.5L4.91,12.09L9,16.17L19.59,5.59L21,7Z"></path></svg></span></button></div></div></div><p><strong>Note</strong>: The project already includes the code for rocketmq-connect-sample by default, |
| so there is no need to build the rocketmq-connect-sample plugin separately.</p><h2 class="anchor anchorWithStickyNavbar_LWe7" id="3-run-connector-worker-in-standalone-mode">3. Run Connector Worker in Standalone Mode<a href="#3-run-connector-worker-in-standalone-mode" class="hash-link" aria-label="Direct link to heading" title="Direct link to heading"></a></h2><h3 class="anchor anchorWithStickyNavbar_LWe7" id="modify-configuration">Modify Configuration<a href="#modify-configuration" class="hash-link" aria-label="Direct link to heading" title="Direct link to heading"></a></h3><p>Modify the <code>connect-standalone.conf</code> file to configure the RocketMQ connection |
| address and other information. Please refer to <a href="#9-configuration-file-instructions">9. Configuration File Instructions</a> for details.</p><div class="codeBlockContainer_Ckt0 theme-code-block" style="--prism-color:#393A34;--prism-background-color:#f6f8fa"><div class="codeBlockContent_biex"><pre tabindex="0" class="prism-code language-text codeBlock_bY9V thin-scrollbar"><code class="codeBlockLines_e6Vv"><span class="token-line" style="color:#393A34"><span class="token plain">cd $RMQ_CONNECT_HOME/distribution/target/rocketmq-connect-0.0.1-SNAPSHOT/rocketmq-connect-0.0.1-SNAPSHOT</span><br></span><span class="token-line" style="color:#393A34"><span class="token plain" style="display:inline-block"></span><br></span><span class="token-line" style="color:#393A34"><span class="token plain">vim conf/connect-standalone.conf</span><br></span></code></pre><div class="buttonGroup__atx"><button type="button" aria-label="Copy code to clipboard" title="Copy" class="clean-btn"><span class="copyButtonIcons_eSgA" aria-hidden="true"><svg viewBox="0 0 24 24" class="copyButtonIcon_y97N"><path fill="currentColor" d="M19,21H8V7H19M19,5H8A2,2 0 0,0 6,7V21A2,2 0 0,0 8,23H19A2,2 0 0,0 21,21V7A2,2 0 0,0 19,5M16,1H4A2,2 0 0,0 2,3V17H4V3H16V1Z"></path></svg><svg viewBox="0 0 24 24" class="copyButtonSuccessIcon_LjdS"><path fill="currentColor" d="M21,7L9,19L3.5,13.5L4.91,12.09L9,16.17L19.59,5.59L21,7Z"></path></svg></span></button></div></div></div><p>In standalone mode, RocketMQ Connect persists the synchronization checkpoint information |
| to the local file directory storePathRootDir.</p><blockquote><p>storePathRootDir=/Users/YourUsername/rocketmqconnect/storeRoot</p></blockquote><p>If you want to reset the synchronization checkpoint, you need to delete the persisted |
| checkpoint file.</p><div class="language-shell codeBlockContainer_Ckt0 theme-code-block" style="--prism-color:#393A34;--prism-background-color:#f6f8fa"><div class="codeBlockContent_biex"><pre tabindex="0" class="prism-code language-shell codeBlock_bY9V thin-scrollbar"><code class="codeBlockLines_e6Vv"><span class="token-line" style="color:#393A34"><span class="token function" style="color:#d73a49">rm</span><span class="token plain"> -rf /Users/YourUsername/rocketmqconnect/storeRoot/*</span><br></span></code></pre><div class="buttonGroup__atx"><button type="button" aria-label="Copy code to clipboard" title="Copy" class="clean-btn"><span class="copyButtonIcons_eSgA" aria-hidden="true"><svg viewBox="0 0 24 24" class="copyButtonIcon_y97N"><path fill="currentColor" d="M19,21H8V7H19M19,5H8A2,2 0 0,0 6,7V21A2,2 0 0,0 8,23H19A2,2 0 0,0 21,21V7A2,2 0 0,0 19,5M16,1H4A2,2 0 0,0 2,3V17H4V3H16V1Z"></path></svg><svg viewBox="0 0 24 24" class="copyButtonSuccessIcon_LjdS"><path fill="currentColor" d="M21,7L9,19L3.5,13.5L4.91,12.09L9,16.17L19.59,5.59L21,7Z"></path></svg></span></button></div></div></div><h3 class="anchor anchorWithStickyNavbar_LWe7" id="start-connector-worker-in-standalone-mode">Start Connector Worker in Standalone Mode<a href="#start-connector-worker-in-standalone-mode" class="hash-link" aria-label="Direct link to heading" title="Direct link to heading"></a></h3><div class="language-shell codeBlockContainer_Ckt0 theme-code-block" style="--prism-color:#393A34;--prism-background-color:#f6f8fa"><div class="codeBlockContent_biex"><pre tabindex="0" class="prism-code language-shell codeBlock_bY9V thin-scrollbar"><code class="codeBlockLines_e6Vv"><span class="token-line" style="color:#393A34"><span class="token function" style="color:#d73a49">sh</span><span class="token plain"> bin/connect-standalone.sh -c conf/connect-standalone.conf </span><span class="token operator" style="color:#393A34">&</span><br></span></code></pre><div class="buttonGroup__atx"><button type="button" aria-label="Copy code to clipboard" title="Copy" class="clean-btn"><span class="copyButtonIcons_eSgA" aria-hidden="true"><svg viewBox="0 0 24 24" class="copyButtonIcon_y97N"><path fill="currentColor" d="M19,21H8V7H19M19,5H8A2,2 0 0,0 6,7V21A2,2 0 0,0 8,23H19A2,2 0 0,0 21,21V7A2,2 0 0,0 19,5M16,1H4A2,2 0 0,0 2,3V17H4V3H16V1Z"></path></svg><svg viewBox="0 0 24 24" class="copyButtonSuccessIcon_LjdS"><path fill="currentColor" d="M21,7L9,19L3.5,13.5L4.91,12.09L9,16.17L19.59,5.59L21,7Z"></path></svg></span></button></div></div></div><p><strong>tips</strong>: You can modify <code>docker/connect/bin/runconnect.sh</code> to adjust JVM startup |
| parameters as needed.</p><blockquote><p>JAVA_OPT="${JAVA_OPT} -server -Xms256m -Xmx256m"</p></blockquote><p>To view the startup log file:</p><div class="language-shell codeBlockContainer_Ckt0 theme-code-block" style="--prism-color:#393A34;--prism-background-color:#f6f8fa"><div class="codeBlockContent_biex"><pre tabindex="0" class="prism-code language-shell codeBlock_bY9V thin-scrollbar"><code class="codeBlockLines_e6Vv"><span class="token-line" style="color:#393A34"><span class="token function" style="color:#d73a49">tail</span><span class="token plain"> -100f ~/logs/rocketmqconnect/connect_runtime.log</span><br></span></code></pre><div class="buttonGroup__atx"><button type="button" aria-label="Copy code to clipboard" title="Copy" class="clean-btn"><span class="copyButtonIcons_eSgA" aria-hidden="true"><svg viewBox="0 0 24 24" class="copyButtonIcon_y97N"><path fill="currentColor" d="M19,21H8V7H19M19,5H8A2,2 0 0,0 6,7V21A2,2 0 0,0 8,23H19A2,2 0 0,0 21,21V7A2,2 0 0,0 19,5M16,1H4A2,2 0 0,0 2,3V17H4V3H16V1Z"></path></svg><svg viewBox="0 0 24 24" class="copyButtonSuccessIcon_LjdS"><path fill="currentColor" d="M21,7L9,19L3.5,13.5L4.91,12.09L9,16.17L19.59,5.59L21,7Z"></path></svg></span></button></div></div></div><p>If the runtime starts successfully, you will see the following print in the log file:</p><blockquote><p>The standalone worker boot success.</p></blockquote><p>To exit the log tracking mode of <code>tail -f</code> command, you can press the <code>Ctrl + C</code> key combination.</p><h2 class="anchor anchorWithStickyNavbar_LWe7" id="4-start-source-connector">4. Start Source Connector<a href="#4-start-source-connector" class="hash-link" aria-label="Direct link to heading" title="Direct link to heading"></a></h2><h3 class="anchor anchorWithStickyNavbar_LWe7" id="create-source-file-and-write-test-data">Create Source File and Write Test Data<a href="#create-source-file-and-write-test-data" class="hash-link" aria-label="Direct link to heading" title="Direct link to heading"></a></h3><div class="language-shell codeBlockContainer_Ckt0 theme-code-block" style="--prism-color:#393A34;--prism-background-color:#f6f8fa"><div class="codeBlockContent_biex"><pre tabindex="0" class="prism-code language-shell codeBlock_bY9V thin-scrollbar"><code class="codeBlockLines_e6Vv"><span class="token-line" style="color:#393A34"><span class="token function" style="color:#d73a49">mkdir</span><span class="token plain"> -p /Users/YourUsername/rocketmqconnect/</span><br></span><span class="token-line" style="color:#393A34"><span class="token plain"></span><span class="token builtin class-name">cd</span><span class="token plain"> /Users/YourUsername/rocketmqconnect/</span><br></span><span class="token-line" style="color:#393A34"><span class="token plain"></span><span class="token function" style="color:#d73a49">touch</span><span class="token plain"> test-source-file.txt</span><br></span><span class="token-line" style="color:#393A34"><span class="token plain" style="display:inline-block"></span><br></span><span class="token-line" style="color:#393A34"><span class="token plain"></span><span class="token builtin class-name">echo</span><span class="token plain"> </span><span class="token string" style="color:#e3116c">"Hello </span><span class="token string entity" style="color:#36acaa">\r</span><span class="token string entity" style="color:#36acaa">\n</span><span class="token string" style="color:#e3116c">RocketMQ</span><span class="token string entity" style="color:#36acaa">\r</span><span class="token string entity" style="color:#36acaa">\n</span><span class="token string" style="color:#e3116c"> Connect"</span><span class="token plain"> </span><span class="token operator" style="color:#393A34">>></span><span class="token plain"> test-source-file.txt</span><br></span></code></pre><div class="buttonGroup__atx"><button type="button" aria-label="Copy code to clipboard" title="Copy" class="clean-btn"><span class="copyButtonIcons_eSgA" aria-hidden="true"><svg viewBox="0 0 24 24" class="copyButtonIcon_y97N"><path fill="currentColor" d="M19,21H8V7H19M19,5H8A2,2 0 0,0 6,7V21A2,2 0 0,0 8,23H19A2,2 0 0,0 21,21V7A2,2 0 0,0 19,5M16,1H4A2,2 0 0,0 2,3V17H4V3H16V1Z"></path></svg><svg viewBox="0 0 24 24" class="copyButtonSuccessIcon_LjdS"><path fill="currentColor" d="M21,7L9,19L3.5,13.5L4.91,12.09L9,16.17L19.59,5.59L21,7Z"></path></svg></span></button></div></div></div><p><strong>Note</strong>: There should be no empty lines (the demo program will throw an error if it |
| encounters empty lines). The source connector will continuously read the source file |
| and convert each line of data into a message body to be sent to RocketMQ for consumption |
| by the sink connector.</p><h3 class="anchor anchorWithStickyNavbar_LWe7" id="start-source-connector">Start Source Connector<a href="#start-source-connector" class="hash-link" aria-label="Direct link to heading" title="Direct link to heading"></a></h3><div class="language-shell codeBlockContainer_Ckt0 theme-code-block" style="--prism-color:#393A34;--prism-background-color:#f6f8fa"><div class="codeBlockContent_biex"><pre tabindex="0" class="prism-code language-shell codeBlock_bY9V thin-scrollbar"><code class="codeBlockLines_e6Vv"><span class="token-line" style="color:#393A34"><span class="token function" style="color:#d73a49">curl</span><span class="token plain"> -X POST -H </span><span class="token string" style="color:#e3116c">"Content-Type: application/json"</span><span class="token plain"> http://127.0.0.1:8082/connectors/fileSourceConnector -d </span><span class="token string" style="color:#e3116c">'{</span><br></span><span class="token-line" style="color:#393A34"><span class="token string" style="color:#e3116c"> "connector.class": "org.apache.rocketmq.connect.file.FileSourceConnector",</span><br></span><span class="token-line" style="color:#393A34"><span class="token string" style="color:#e3116c"> "filename": "/Users/YourUsername/rocketmqconnect/test-source-file.txt",</span><br></span><span class="token-line" style="color:#393A34"><span class="token string" style="color:#e3116c"> "connect.topicname": "fileTopic"</span><br></span><span class="token-line" style="color:#393A34"><span class="token string" style="color:#e3116c">}'</span><br></span></code></pre><div class="buttonGroup__atx"><button type="button" aria-label="Copy code to clipboard" title="Copy" class="clean-btn"><span class="copyButtonIcons_eSgA" aria-hidden="true"><svg viewBox="0 0 24 24" class="copyButtonIcon_y97N"><path fill="currentColor" d="M19,21H8V7H19M19,5H8A2,2 0 0,0 6,7V21A2,2 0 0,0 8,23H19A2,2 0 0,0 21,21V7A2,2 0 0,0 19,5M16,1H4A2,2 0 0,0 2,3V17H4V3H16V1Z"></path></svg><svg viewBox="0 0 24 24" class="copyButtonSuccessIcon_LjdS"><path fill="currentColor" d="M21,7L9,19L3.5,13.5L4.91,12.09L9,16.17L19.59,5.59L21,7Z"></path></svg></span></button></div></div></div><p>If the curl request returns status 200, it indicates successful creation. Example response:</p><blockquote><p>{"status":200,"body":{"connector.class":"org.apache.rocketmq.connect.file.FileSourceConnector","filename":"/Users/YourUsername/rocketmqconnect/test-source-file.txt","connect.topicname":"fileTopic"}}</p></blockquote><p>View the log file:</p><div class="language-shell codeBlockContainer_Ckt0 theme-code-block" style="--prism-color:#393A34;--prism-background-color:#f6f8fa"><div class="codeBlockContent_biex"><pre tabindex="0" class="prism-code language-shell codeBlock_bY9V thin-scrollbar"><code class="codeBlockLines_e6Vv"><span class="token-line" style="color:#393A34"><span class="token function" style="color:#d73a49">tail</span><span class="token plain"> -100f ~/logs/rocketmqconnect/connect_runtime.log</span><br></span></code></pre><div class="buttonGroup__atx"><button type="button" aria-label="Copy code to clipboard" title="Copy" class="clean-btn"><span class="copyButtonIcons_eSgA" aria-hidden="true"><svg viewBox="0 0 24 24" class="copyButtonIcon_y97N"><path fill="currentColor" d="M19,21H8V7H19M19,5H8A2,2 0 0,0 6,7V21A2,2 0 0,0 8,23H19A2,2 0 0,0 21,21V7A2,2 0 0,0 19,5M16,1H4A2,2 0 0,0 2,3V17H4V3H16V1Z"></path></svg><svg viewBox="0 0 24 24" class="copyButtonSuccessIcon_LjdS"><path fill="currentColor" d="M21,7L9,19L3.5,13.5L4.91,12.09L9,16.17L19.59,5.59L21,7Z"></path></svg></span></button></div></div></div><p>If you see the following log, it means the file source connector has started successfully:</p><blockquote><p>Start connector fileSourceConnector and set target state STARTED successed!!</p></blockquote><h4 class="anchor anchorWithStickyNavbar_LWe7" id="source-connector-configuration-instructions">Source Connector Configuration Instructions<a href="#source-connector-configuration-instructions" class="hash-link" aria-label="Direct link to heading" title="Direct link to heading"></a></h4><table><thead><tr><th>key</th><th>nullable</th><th>default</th><th>description</th></tr></thead><tbody><tr><td>connector.class</td><td>false</td><td></td><td>The class name (including the package name) that implements the Connector interface</td></tr><tr><td>filename</td><td>false</td><td></td><td>The name of the source file (recommended to use absolute path)</td></tr><tr><td>connect.topicname</td><td>false</td><td></td><td>Topic required for synchronizing file data</td></tr></tbody></table><h2 class="anchor anchorWithStickyNavbar_LWe7" id="5-start-sink-connector">5. Start sink connector<a href="#5-start-sink-connector" class="hash-link" aria-label="Direct link to heading" title="Direct link to heading"></a></h2><div class="language-shell codeBlockContainer_Ckt0 theme-code-block" style="--prism-color:#393A34;--prism-background-color:#f6f8fa"><div class="codeBlockContent_biex"><pre tabindex="0" class="prism-code language-shell codeBlock_bY9V thin-scrollbar"><code class="codeBlockLines_e6Vv"><span class="token-line" style="color:#393A34"><span class="token function" style="color:#d73a49">curl</span><span class="token plain"> -X POST -H </span><span class="token string" style="color:#e3116c">"Content-Type: application/json"</span><span class="token plain"> http://127.0.0.1:8082/connectors/fileSinkConnector -d </span><span class="token string" style="color:#e3116c">'{</span><br></span><span class="token-line" style="color:#393A34"><span class="token string" style="color:#e3116c"> "connector.class": "org.apache.rocketmq.connect.file.FileSinkConnector",</span><br></span><span class="token-line" style="color:#393A34"><span class="token string" style="color:#e3116c"> "filename": "/Users/YourUsername/rocketmqconnect/test-sink-file.txt",</span><br></span><span class="token-line" style="color:#393A34"><span class="token string" style="color:#e3116c"> "connect.topicnames": "fileTopic"</span><br></span><span class="token-line" style="color:#393A34"><span class="token string" style="color:#e3116c">}'</span><br></span></code></pre><div class="buttonGroup__atx"><button type="button" aria-label="Copy code to clipboard" title="Copy" class="clean-btn"><span class="copyButtonIcons_eSgA" aria-hidden="true"><svg viewBox="0 0 24 24" class="copyButtonIcon_y97N"><path fill="currentColor" d="M19,21H8V7H19M19,5H8A2,2 0 0,0 6,7V21A2,2 0 0,0 8,23H19A2,2 0 0,0 21,21V7A2,2 0 0,0 19,5M16,1H4A2,2 0 0,0 2,3V17H4V3H16V1Z"></path></svg><svg viewBox="0 0 24 24" class="copyButtonSuccessIcon_LjdS"><path fill="currentColor" d="M21,7L9,19L3.5,13.5L4.91,12.09L9,16.17L19.59,5.59L21,7Z"></path></svg></span></button></div></div></div><p>If the curl request returns status 200, it indicates successful creation. Example response:</p><blockquote><p>{"status":200,"body":{"connector.class":"org.apache.rocketmq.connect.file.FileSinkConnector","filename":"/Users/YourUsername/rocketmqconnect/test-sink-file.txt","connect.topicnames":"fileTopic"}}</p></blockquote><p>View the log file:</p><div class="language-shell codeBlockContainer_Ckt0 theme-code-block" style="--prism-color:#393A34;--prism-background-color:#f6f8fa"><div class="codeBlockContent_biex"><pre tabindex="0" class="prism-code language-shell codeBlock_bY9V thin-scrollbar"><code class="codeBlockLines_e6Vv"><span class="token-line" style="color:#393A34"><span class="token function" style="color:#d73a49">tail</span><span class="token plain"> -100f ~/logs/rocketmqconnect/connect_runtime.log</span><br></span></code></pre><div class="buttonGroup__atx"><button type="button" aria-label="Copy code to clipboard" title="Copy" class="clean-btn"><span class="copyButtonIcons_eSgA" aria-hidden="true"><svg viewBox="0 0 24 24" class="copyButtonIcon_y97N"><path fill="currentColor" d="M19,21H8V7H19M19,5H8A2,2 0 0,0 6,7V21A2,2 0 0,0 8,23H19A2,2 0 0,0 21,21V7A2,2 0 0,0 19,5M16,1H4A2,2 0 0,0 2,3V17H4V3H16V1Z"></path></svg><svg viewBox="0 0 24 24" class="copyButtonSuccessIcon_LjdS"><path fill="currentColor" d="M21,7L9,19L3.5,13.5L4.91,12.09L9,16.17L19.59,5.59L21,7Z"></path></svg></span></button></div></div></div><p>If you see the following log, it means the file sink connector has started successfully:</p><blockquote><p>Start connector fileSinkConnector and set target state STARTED successed!!</p></blockquote><p>Check if the sink connector has written data to the destination file:</p><div class="language-shell codeBlockContainer_Ckt0 theme-code-block" style="--prism-color:#393A34;--prism-background-color:#f6f8fa"><div class="codeBlockContent_biex"><pre tabindex="0" class="prism-code language-shell codeBlock_bY9V thin-scrollbar"><code class="codeBlockLines_e6Vv"><span class="token-line" style="color:#393A34"><span class="token function" style="color:#d73a49">cat</span><span class="token plain"> /Users/YourUsername/rocketmqconnect/test-sink-file.txt</span><br></span></code></pre><div class="buttonGroup__atx"><button type="button" aria-label="Copy code to clipboard" title="Copy" class="clean-btn"><span class="copyButtonIcons_eSgA" aria-hidden="true"><svg viewBox="0 0 24 24" class="copyButtonIcon_y97N"><path fill="currentColor" d="M19,21H8V7H19M19,5H8A2,2 0 0,0 6,7V21A2,2 0 0,0 8,23H19A2,2 0 0,0 21,21V7A2,2 0 0,0 19,5M16,1H4A2,2 0 0,0 2,3V17H4V3H16V1Z"></path></svg><svg viewBox="0 0 24 24" class="copyButtonSuccessIcon_LjdS"><path fill="currentColor" d="M21,7L9,19L3.5,13.5L4.91,12.09L9,16.17L19.59,5.59L21,7Z"></path></svg></span></button></div></div></div><p>If the test-sink-file.txt file is generated and its content is the same as the |
| test-source-file.txt, it means the entire process is running correctly.</p><p>Continue writing test data to the source file test-source-file.txt:</p><div class="language-shell codeBlockContainer_Ckt0 theme-code-block" style="--prism-color:#393A34;--prism-background-color:#f6f8fa"><div class="codeBlockContent_biex"><pre tabindex="0" class="prism-code language-shell codeBlock_bY9V thin-scrollbar"><code class="codeBlockLines_e6Vv"><span class="token-line" style="color:#393A34"><span class="token builtin class-name">cd</span><span class="token plain"> /Users/YourUsername/rocketmqconnect/</span><br></span><span class="token-line" style="color:#393A34"><span class="token plain" style="display:inline-block"></span><br></span><span class="token-line" style="color:#393A34"><span class="token plain"></span><span class="token builtin class-name">echo</span><span class="token plain"> </span><span class="token string" style="color:#e3116c">"Say Hi to</span><span class="token string entity" style="color:#36acaa">\r</span><span class="token string entity" style="color:#36acaa">\n</span><span class="token string" style="color:#e3116c">RMQ Connector</span><span class="token string entity" style="color:#36acaa">\r</span><span class="token string entity" style="color:#36acaa">\n</span><span class="token string" style="color:#e3116c">Again"</span><span class="token plain"> </span><span class="token operator" style="color:#393A34">>></span><span class="token plain"> test-source-file.txt</span><br></span><span class="token-line" style="color:#393A34"><span class="token plain" style="display:inline-block"></span><br></span><span class="token-line" style="color:#393A34"><span class="token plain"></span><span class="token comment" style="color:#999988;font-style:italic"># Wait a few seconds, check if rocketmq-connect replicate data to sink file succeed </span><span class="token plain"></span><br></span><span class="token-line" style="color:#393A34"><span class="token plain"></span><span class="token function" style="color:#d73a49">sleep</span><span class="token plain"> </span><span class="token number" style="color:#36acaa">10</span><span class="token plain"></span><br></span><span class="token-line" style="color:#393A34"><span class="token plain"></span><span class="token function" style="color:#d73a49">cat</span><span class="token plain"> /Users/YourUsername/rocketmqconnect/test-sink-file.txt</span><br></span></code></pre><div class="buttonGroup__atx"><button type="button" aria-label="Copy code to clipboard" title="Copy" class="clean-btn"><span class="copyButtonIcons_eSgA" aria-hidden="true"><svg viewBox="0 0 24 24" class="copyButtonIcon_y97N"><path fill="currentColor" d="M19,21H8V7H19M19,5H8A2,2 0 0,0 6,7V21A2,2 0 0,0 8,23H19A2,2 0 0,0 21,21V7A2,2 0 0,0 19,5M16,1H4A2,2 0 0,0 2,3V17H4V3H16V1Z"></path></svg><svg viewBox="0 0 24 24" class="copyButtonSuccessIcon_LjdS"><path fill="currentColor" d="M21,7L9,19L3.5,13.5L4.91,12.09L9,16.17L19.59,5.59L21,7Z"></path></svg></span></button></div></div></div><p><strong>Note</strong>: The order of file contents may vary because the <code>rocketmq-connect-sample</code> uses <code>normal message</code> when |
| sending and receiving messages to/from a RocketMQ topic. This is different from <code>ordered message</code>, and consuming |
| <code>normal messages</code> does not guarantee the order.</p><h4 class="anchor anchorWithStickyNavbar_LWe7" id="sink-connector-configuration-instructions">sink connector configuration instructions<a href="#sink-connector-configuration-instructions" class="hash-link" aria-label="Direct link to heading" title="Direct link to heading"></a></h4><table><thead><tr><th>key</th><th>nullable</th><th>default</th><th>description</th></tr></thead><tbody><tr><td>connector.class</td><td>false</td><td></td><td>The class name (including the package name) that implements the Connector interface</td></tr><tr><td>filename</td><td>false</td><td></td><td>The sink pulls data and saves it to a file(recommended to use absolute path)</td></tr><tr><td>connect.topicnames</td><td>false</td><td></td><td>The topics of the data messages that the sink needs to process</td></tr></tbody></table><p><strong>Tips</strong>：The configuration file instructions for the sample rocketmq-connect-sample are for reference only, different source/sink connectors have different configurations, please refer to the specific source/sink connector.</p><h2 class="anchor anchorWithStickyNavbar_LWe7" id="6-stop-connector">6. Stop connector<a href="#6-stop-connector" class="hash-link" aria-label="Direct link to heading" title="Direct link to heading"></a></h2><p>The RESTful command format for stopping connectors is |
| <code>http://(your worker ip):(port)/connectors/(connector name)/stop</code></p><p>To stop the two connectors in the demo, you can use the following commands:</p><div class="language-shell codeBlockContainer_Ckt0 theme-code-block" style="--prism-color:#393A34;--prism-background-color:#f6f8fa"><div class="codeBlockContent_biex"><pre tabindex="0" class="prism-code language-shell codeBlock_bY9V thin-scrollbar"><code class="codeBlockLines_e6Vv"><span class="token-line" style="color:#393A34"><span class="token function" style="color:#d73a49">curl</span><span class="token plain"> http://127.0.0.1:8082/connectors/fileSinkConnector/stop</span><br></span><span class="token-line" style="color:#393A34"><span class="token plain"></span><span class="token function" style="color:#d73a49">curl</span><span class="token plain"> http://127.0.0.1:8082/connectors/fileSourceConnector/stop</span><br></span></code></pre><div class="buttonGroup__atx"><button type="button" aria-label="Copy code to clipboard" title="Copy" class="clean-btn"><span class="copyButtonIcons_eSgA" aria-hidden="true"><svg viewBox="0 0 24 24" class="copyButtonIcon_y97N"><path fill="currentColor" d="M19,21H8V7H19M19,5H8A2,2 0 0,0 6,7V21A2,2 0 0,0 8,23H19A2,2 0 0,0 21,21V7A2,2 0 0,0 19,5M16,1H4A2,2 0 0,0 2,3V17H4V3H16V1Z"></path></svg><svg viewBox="0 0 24 24" class="copyButtonSuccessIcon_LjdS"><path fill="currentColor" d="M21,7L9,19L3.5,13.5L4.91,12.09L9,16.17L19.59,5.59L21,7Z"></path></svg></span></button></div></div></div><p>If the curl request returns a status of 200, it indicates successful stopping of the connectors. |
| Example response:</p><blockquote><p>{"status":200,"body":"Connector <!-- -->[fileSinkConnector]<!-- --> deleted successfully"}</p></blockquote><p>If you see the following log message, it means the file sink connector has been |
| successfully shut down:</p><div class="language-shell codeBlockContainer_Ckt0 theme-code-block" style="--prism-color:#393A34;--prism-background-color:#f6f8fa"><div class="codeBlockContent_biex"><pre tabindex="0" class="prism-code language-shell codeBlock_bY9V thin-scrollbar"><code class="codeBlockLines_e6Vv"><span class="token-line" style="color:#393A34"><span class="token function" style="color:#d73a49">tail</span><span class="token plain"> -100f ~/logs/rocketmqconnect/connect_default.log</span><br></span></code></pre><div class="buttonGroup__atx"><button type="button" aria-label="Copy code to clipboard" title="Copy" class="clean-btn"><span class="copyButtonIcons_eSgA" aria-hidden="true"><svg viewBox="0 0 24 24" class="copyButtonIcon_y97N"><path fill="currentColor" d="M19,21H8V7H19M19,5H8A2,2 0 0,0 6,7V21A2,2 0 0,0 8,23H19A2,2 0 0,0 21,21V7A2,2 0 0,0 19,5M16,1H4A2,2 0 0,0 2,3V17H4V3H16V1Z"></path></svg><svg viewBox="0 0 24 24" class="copyButtonSuccessIcon_LjdS"><path fill="currentColor" d="M21,7L9,19L3.5,13.5L4.91,12.09L9,16.17L19.59,5.59L21,7Z"></path></svg></span></button></div></div></div><blockquote><p>Completed shutdown for connectorName:fileSinkConnector</p></blockquote><h2 class="anchor anchorWithStickyNavbar_LWe7" id="7-stop-the-worker-process">7. Stop the Worker process<a href="#7-stop-the-worker-process" class="hash-link" aria-label="Direct link to heading" title="Direct link to heading"></a></h2><div class="language-shell codeBlockContainer_Ckt0 theme-code-block" style="--prism-color:#393A34;--prism-background-color:#f6f8fa"><div class="codeBlockContent_biex"><pre tabindex="0" class="prism-code language-shell codeBlock_bY9V thin-scrollbar"><code class="codeBlockLines_e6Vv"><span class="token-line" style="color:#393A34"><span class="token builtin class-name">cd</span><span class="token plain"> </span><span class="token variable" style="color:#36acaa">$RMQ_CONNECT_HOME</span><span class="token plain">/distribution/target/rocketmq-connect-0.0.1-SNAPSHOT/rocketmq-connect-0.0.1-SNAPSHOT</span><br></span><span class="token-line" style="color:#393A34"><span class="token plain"></span><span class="token function" style="color:#d73a49">sh</span><span class="token plain"> bin/connectshutdown.sh</span><br></span></code></pre><div class="buttonGroup__atx"><button type="button" aria-label="Copy code to clipboard" title="Copy" class="clean-btn"><span class="copyButtonIcons_eSgA" aria-hidden="true"><svg viewBox="0 0 24 24" class="copyButtonIcon_y97N"><path fill="currentColor" d="M19,21H8V7H19M19,5H8A2,2 0 0,0 6,7V21A2,2 0 0,0 8,23H19A2,2 0 0,0 21,21V7A2,2 0 0,0 19,5M16,1H4A2,2 0 0,0 2,3V17H4V3H16V1Z"></path></svg><svg viewBox="0 0 24 24" class="copyButtonSuccessIcon_LjdS"><path fill="currentColor" d="M21,7L9,19L3.5,13.5L4.91,12.09L9,16.17L19.59,5.59L21,7Z"></path></svg></span></button></div></div></div><h2 class="anchor anchorWithStickyNavbar_LWe7" id="8-log-directory">8. Log directory<a href="#8-log-directory" class="hash-link" aria-label="Direct link to heading" title="Direct link to heading"></a></h2><p>You can use the following commands to view the log directory:</p><div class="language-shell codeBlockContainer_Ckt0 theme-code-block" style="--prism-color:#393A34;--prism-background-color:#f6f8fa"><div class="codeBlockContent_biex"><pre tabindex="0" class="prism-code language-shell codeBlock_bY9V thin-scrollbar"><code class="codeBlockLines_e6Vv"><span class="token-line" style="color:#393A34"><span class="token function" style="color:#d73a49">ls</span><span class="token plain"> </span><span class="token environment constant" style="color:#36acaa">$HOME</span><span class="token plain">/logs/rocketmqconnect</span><br></span><span class="token-line" style="color:#393A34"><span class="token plain"></span><span class="token function" style="color:#d73a49">ls</span><span class="token plain"> ~/logs/rocketmqconnect</span><br></span></code></pre><div class="buttonGroup__atx"><button type="button" aria-label="Copy code to clipboard" title="Copy" class="clean-btn"><span class="copyButtonIcons_eSgA" aria-hidden="true"><svg viewBox="0 0 24 24" class="copyButtonIcon_y97N"><path fill="currentColor" d="M19,21H8V7H19M19,5H8A2,2 0 0,0 6,7V21A2,2 0 0,0 8,23H19A2,2 0 0,0 21,21V7A2,2 0 0,0 19,5M16,1H4A2,2 0 0,0 2,3V17H4V3H16V1Z"></path></svg><svg viewBox="0 0 24 24" class="copyButtonSuccessIcon_LjdS"><path fill="currentColor" d="M21,7L9,19L3.5,13.5L4.91,12.09L9,16.17L19.59,5.59L21,7Z"></path></svg></span></button></div></div></div><h2 class="anchor anchorWithStickyNavbar_LWe7" id="9-configuration-file-instructions">9. Configuration File Instructions<a href="#9-configuration-file-instructions" class="hash-link" aria-label="Direct link to heading" title="Direct link to heading"></a></h2><p>Modify the RESTful port, storeRoot path, Nameserver address, and other information based on your usage.</p><p>Here is an example of a configuration file:</p><div class="language-shell codeBlockContainer_Ckt0 theme-code-block" style="--prism-color:#393A34;--prism-background-color:#f6f8fa"><div class="codeBlockContent_biex"><pre tabindex="0" class="prism-code language-shell codeBlock_bY9V thin-scrollbar"><code class="codeBlockLines_e6Vv"><span class="token-line" style="color:#393A34"><span class="token comment" style="color:#999988;font-style:italic">#current cluster node uniquely identifies</span><span class="token plain"></span><br></span><span class="token-line" style="color:#393A34"><span class="token plain"></span><span class="token assign-left variable" style="color:#36acaa">workerId</span><span class="token operator" style="color:#393A34">=</span><span class="token plain">DEFAULT_WORKER_1</span><br></span><span class="token-line" style="color:#393A34"><span class="token plain" style="display:inline-block"></span><br></span><span class="token-line" style="color:#393A34"><span class="token plain"></span><span class="token comment" style="color:#999988;font-style:italic"># Http prot for user to access REST API</span><span class="token plain"></span><br></span><span class="token-line" style="color:#393A34"><span class="token plain"></span><span class="token assign-left variable" style="color:#36acaa">httpPort</span><span class="token operator" style="color:#393A34">=</span><span class="token number" style="color:#36acaa">8082</span><span class="token plain"></span><br></span><span class="token-line" style="color:#393A34"><span class="token plain" style="display:inline-block"></span><br></span><span class="token-line" style="color:#393A34"><span class="token plain"></span><span class="token comment" style="color:#999988;font-style:italic"># Local file dir for config store</span><span class="token plain"></span><br></span><span class="token-line" style="color:#393A34"><span class="token plain"></span><span class="token assign-left variable" style="color:#36acaa">storePathRootDir</span><span class="token operator" style="color:#393A34">=</span><span class="token plain">/Users/YourUsername/rocketmqconnect/storeRoot</span><br></span><span class="token-line" style="color:#393A34"><span class="token plain" style="display:inline-block"></span><br></span><span class="token-line" style="color:#393A34"><span class="token plain"></span><span class="token comment" style="color:#999988;font-style:italic">#You need to modify it to your own rocketmq nameserver endpoint.</span><span class="token plain"></span><br></span><span class="token-line" style="color:#393A34"><span class="token plain"></span><span class="token comment" style="color:#999988;font-style:italic"># RocketMQ namesrvAddr</span><span class="token plain"></span><br></span><span class="token-line" style="color:#393A34"><span class="token plain"></span><span class="token assign-left variable" style="color:#36acaa">namesrvAddr</span><span class="token operator" style="color:#393A34">=</span><span class="token number" style="color:#36acaa">127.0</span><span class="token plain">.0.1:9876 </span><br></span><span class="token-line" style="color:#393A34"><span class="token plain" style="display:inline-block"></span><br></span><span class="token-line" style="color:#393A34"><span class="token plain"></span><span class="token comment" style="color:#999988;font-style:italic"># Plugin path for loading Source/Sink Connectors</span><span class="token plain"></span><br></span><span class="token-line" style="color:#393A34"><span class="token plain"></span><span class="token comment" style="color:#999988;font-style:italic"># The rocketmq-connect project already includes the rocketmq-connect-sample module by default, so no configuration is needed here.</span><span class="token plain"></span><br></span><span class="token-line" style="color:#393A34"><span class="token plain"></span><span class="token assign-left variable" style="color:#36acaa">pluginPaths</span><span class="token operator" style="color:#393A34">=</span><br></span></code></pre><div class="buttonGroup__atx"><button type="button" aria-label="Copy code to clipboard" title="Copy" class="clean-btn"><span class="copyButtonIcons_eSgA" aria-hidden="true"><svg viewBox="0 0 24 24" class="copyButtonIcon_y97N"><path fill="currentColor" d="M19,21H8V7H19M19,5H8A2,2 0 0,0 6,7V21A2,2 0 0,0 8,23H19A2,2 0 0,0 21,21V7A2,2 0 0,0 19,5M16,1H4A2,2 0 0,0 2,3V17H4V3H16V1Z"></path></svg><svg viewBox="0 0 24 24" class="copyButtonSuccessIcon_LjdS"><path fill="currentColor" d="M21,7L9,19L3.5,13.5L4.91,12.09L9,16.17L19.59,5.59L21,7Z"></path></svg></span></button></div></div></div><p>Explanation of storePathRootDir configuration:</p><p>In standalone mode, RocketMQ Connect persists the synchronization checkpoint information |
| to the local file directory specified by storePathRootDir. The persistent files include:</p><table><thead><tr><th>key</th><th>description</th></tr></thead><tbody><tr><td>connectorConfig.json</td><td>Connector configuration persistence files</td></tr><tr><td>position.json</td><td>Source connect data processing progress persistence files</td></tr><tr><td>taskConfig.json</td><td>Task configuration persistence files</td></tr><tr><td>offset.json</td><td>Sink connect data consumption progress persistence files</td></tr><tr><td>connectorStatus.json</td><td>Connector status persistence files</td></tr><tr><td>taskStatus.json</td><td>Task status persistence files</td></tr></tbody></table></div><footer class="theme-doc-footer docusaurus-mt-lg"><div class="theme-doc-footer-edit-meta-row row"><div class="col"><a href="https://github.com/apache/rocketmq-site/tree/new-official-website/versioned_docs/version-5.0/10-connect/03RocketMQ Connect Quick Start.md" target="_blank" rel="noreferrer noopener" class="theme-edit-this-page"><svg fill="currentColor" height="20" width="20" viewBox="0 0 40 40" class="iconEdit_Z9Sw" aria-hidden="true"><g><path d="m34.5 11.7l-3 3.1-6.3-6.3 3.1-3q0.5-0.5 1.2-0.5t1.1 0.5l3.9 3.9q0.5 0.4 0.5 1.1t-0.5 1.2z m-29.5 17.1l18.4-18.5 6.3 6.3-18.4 18.4h-6.3v-6.2z"></path></g></svg>Edit this page</a></div><div class="col lastUpdated_vwxv"></div></div></footer></article><nav class="pagination-nav docusaurus-mt-lg" aria-label="Docs pages navigation"><a class="pagination-nav__link pagination-nav__link--prev" href="/docs/connect/02RocketMQ Connect Concept"><div class="pagination-nav__sublabel">Previous</div><div class="pagination-nav__label">RocketMQ Connect Concept</div></a><a class="pagination-nav__link pagination-nav__link--next" href="/docs/connect/04RocketMQ Connect In Action1"><div class="pagination-nav__sublabel">Next</div><div class="pagination-nav__label">RocketMQ Connect in Action 1</div></a></nav></div></div><div class="col col--3"><div class="tableOfContents_bqdL thin-scrollbar theme-doc-toc-desktop"><ul class="table-of-contents table-of-contents__left-border"><li><a href="#1-preparation-start-rocketmq" class="table-of-contents__link toc-highlight">1. Preparation: Start RocketMQ</a></li><li><a href="#2-build-connector-runtime" class="table-of-contents__link toc-highlight">2. Build Connector Runtime</a></li><li><a href="#3-run-connector-worker-in-standalone-mode" class="table-of-contents__link toc-highlight">3. Run Connector Worker in Standalone Mode</a><ul><li><a href="#modify-configuration" class="table-of-contents__link toc-highlight">Modify Configuration</a></li><li><a href="#start-connector-worker-in-standalone-mode" class="table-of-contents__link toc-highlight">Start Connector Worker in Standalone Mode</a></li></ul></li><li><a href="#4-start-source-connector" class="table-of-contents__link toc-highlight">4. 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