https://anTtutu.github.io/tags/%E8%B0%83%E8%AF%95/ Recent content in 调试 on Anttu's Blog Hugo zh-CN Fri, 12 Jul 2019 08:00:00 +0800 https://anTtutu.github.io/post/2019-07-12-tomcat-remote-debug/ Fri, 12 Jul 2019 08:00:00 +0800 https://anTtutu.github.io/post/2019-07-12-tomcat-remote-debug/ <h2 id="前言">前言</h2> <p>测试环境的问题在本地复现不出来，最直接的办法就是远程 debug：本地 IDEA 打断点，连到测试环境的 tomcat 上单步跟。配置很简单，给 catalina 加一段 JDWP 参数就行，但有个 shutdown.sh 失效的坑要提前知道。</p> <h2 id="1配置方法">1、配置方法</h2> <p>linux 下在 catalina.sh 开头（或者按规范放 bin/setenv.sh）加：</p> <div class="highlight"><div style="background-color:#f7f7f7;-moz-tab-size:4;-o-tab-size:4;tab-size:4;-webkit-text-size-adjust:none;"> <table style="border-spacing:0;padding:0;margin:0;border:0;"><tr><td style="vertical-align:top;padding:0;margin:0;border:0;"> <pre tabindex="0" style="background-color:#f7f7f7;-moz-tab-size:4;-o-tab-size:4;tab-size:4;-webkit-text-size-adjust:none;"><code><span style="white-space:pre;-webkit-user-select:none;user-select:none;margin-right:0.4em;padding:0 0.4em 0 0.4em;color:#7f7f7f">1 </span></code></pre></td> <td style="vertical-align:top;padding:0;margin:0;border:0;;width:100%"> <pre tabindex="0" style="background-color:#f7f7f7;-moz-tab-size:4;-o-tab-size:4;tab-size:4;-webkit-text-size-adjust:none;"><code class="language-bash" data-lang="bash"><span style="display:flex;"><span><span style="color:#953800">CATALINA_OPTS</span><span style="color:#0550ae">=</span><span style="color:#0a3069">&#34;-server -Xdebug -Xnoagent -Djava.compiler=NONE -Xrunjdwp:transport=dt_socket,server=y,suspend=n,address=5888&#34;</span> </span></span></code></pre></td></tr></table> </div> </div><p>windows 下修改 catalina.bat：</p> <div class="highlight"><div style="background-color:#f7f7f7;-moz-tab-size:4;-o-tab-size:4;tab-size:4;-webkit-text-size-adjust:none;"> <table style="border-spacing:0;padding:0;margin:0;border:0;"><tr><td style="vertical-align:top;padding:0;margin:0;border:0;"> <pre tabindex="0" style="background-color:#f7f7f7;-moz-tab-size:4;-o-tab-size:4;tab-size:4;-webkit-text-size-adjust:none;"><code><span style="white-space:pre;-webkit-user-select:none;user-select:none;margin-right:0.4em;padding:0 0.4em 0 0.4em;color:#7f7f7f">1 </span></code></pre></td> <td style="vertical-align:top;padding:0;margin:0;border:0;;width:100%"> <pre tabindex="0" style="background-color:#f7f7f7;-moz-tab-size:4;-o-tab-size:4;tab-size:4;-webkit-text-size-adjust:none;"><code class="language-bat" data-lang="bat"><span style="display:flex;"><span><span style="color:#cf222e">SET</span> <span style="color:#953800">CATALINA_OPTS</span><span style="color:#1f2328">=</span>-server -Xdebug -Xnoagent -Djava.compiler=NONE -Xrunjdwp:transport=dt_socket,server=y,suspend=n,address=5888 </span></span></code></pre></td></tr></table> </div> </div><p>参数含义：</p>