https://blog.grabbyte.com/tags/node/ Recent content in Node on 软件开发大郭的技术博客 Hugo en Thu, 17 Apr 2025 21:28:17 +0800 https://blog.grabbyte.com/p/2025/04/17.html Thu, 17 Apr 2025 21:28:17 +0800 https://blog.grabbyte.com/p/2025/04/17.html <h1 id="emsdk-install-latest-出错">emsdk install latest 出错</h1> <div class="highlight"><div class="chroma"> <table class="lntable"><tr><td class="lntd"> <pre tabindex="0" class="chroma"><code><span class="lnt">1 </span><span class="lnt">2 </span><span class="lnt">3 </span><span class="lnt">4 </span><span class="lnt">5 </span><span class="lnt">6 </span><span class="lnt">7 </span></code></pre></td> <td class="lntd"> <pre tabindex="0" class="chroma"><code class="language-sh" data-lang="sh"><span class="line"><span class="cl">C:<span class="se">\e</span>msdk&gt;emsdk install latest </span></span><span class="line"><span class="cl">Resolving SDK <span class="nb">alias</span> <span class="s1">&#39;latest&#39;</span> to <span class="s1">&#39;4.0.7&#39;</span> </span></span><span class="line"><span class="cl">Resolving SDK version <span class="s1">&#39;4.0.7&#39;</span> to <span class="s1">&#39;sdk-releases-ef4e9cedeac3332e4738087567552063f4f250d3-64bit&#39;</span> </span></span><span class="line"><span class="cl">Installing SDK <span class="s1">&#39;sdk-releases-ef4e9cedeac3332e4738087567552063f4f250d3-64bit&#39;</span>.. </span></span><span class="line"><span class="cl">Installing tool <span class="s1">&#39;node-20.18.0-64bit&#39;</span>.. </span></span><span class="line"><span class="cl">Error: Downloading URL <span class="s1">&#39;https://storage.googleapis.com/webassembly/emscripten-releases-builds/deps/node-v20.18.0-win-x64.zip&#39;</span>: &lt;urlopen error <span class="o">[</span>SSL: CERTIFICATE_VERIFY_FAILED<span class="o">]</span> certificate verify failed: unable to get <span class="nb">local</span> issuer certificate <span class="o">(</span>_ssl.c:1007<span class="o">)</span>&gt; </span></span><span class="line"><span class="cl">error: installation failed! </span></span></code></pre></td></tr></table> </div> </div><h1 id="解决方法">解决方法</h1> <h2 id="导入ssl">导入ssl</h2> <h1 id="修改-emsdkpy">修改 emsdk.py</h1> <p>引入ssl库</p> <div class="highlight"><div class="chroma"> <table class="lntable"><tr><td class="lntd"> <pre tabindex="0" class="chroma"><code><span class="lnt">1 </span></code></pre></td> <td class="lntd"> <pre tabindex="0" class="chroma"><code class="language-python" data-lang="python"><span class="line"><span class="cl"><span class="kn">import</span> <span class="nn">ssl</span> </span></span></code></pre></td></tr></table> </div> </div><p>修改文件内容</p> <div class="highlight"><div class="chroma"> <table class="lntable"><tr><td class="lntd"> <pre tabindex="0" class="chroma"><code><span class="lnt">1 </span><span class="lnt">2 </span></code></pre></td> <td class="lntd"> <pre tabindex="0" class="chroma"><code class="language-python" data-lang="python"><span class="line"><span class="cl"><span class="k">def</span> <span class="nf">download_with_urllib</span><span class="p">(</span><span class="n">url</span><span class="p">,</span> <span class="n">file_name</span><span class="p">):</span> </span></span><span class="line"><span class="cl"> <span class="n">u</span> <span class="o">=</span> <span class="n">urlopen</span><span class="p">(</span><span class="n">url</span><span class="p">)</span> </span></span></code></pre></td></tr></table> </div> </div><p>改为如下</p> <div class="highlight"><div class="chroma"> <table class="lntable"><tr><td class="lntd"> <pre tabindex="0" class="chroma"><code><span class="lnt">1 </span><span class="lnt">2 </span><span class="lnt">3 </span><span class="lnt">4 </span><span class="lnt">5 </span></code></pre></td> <td class="lntd"> <pre tabindex="0" class="chroma"><code class="language-python" data-lang="python"><span class="line"><span class="cl"><span class="k">def</span> <span class="nf">download_with_urllib</span><span class="p">(</span><span class="n">url</span><span class="p">,</span> <span class="n">file_name</span><span class="p">):</span> </span></span><span class="line"><span class="cl"> <span class="c1"># 创建不验证SSL证书的上下文</span> </span></span><span class="line"><span class="cl"> <span class="n">unverified_context</span> <span class="o">=</span> <span class="n">ssl</span><span class="o">.</span><span class="n">_create_unverified_context</span><span class="p">()</span> </span></span><span class="line"><span class="cl"> <span class="c1"># 将上下文注入urlopen</span> </span></span><span class="line"><span class="cl"> <span class="n">u</span> <span class="o">=</span> <span class="n">urlopen</span><span class="p">(</span><span class="n">url</span><span class="p">,</span> <span class="n">context</span><span class="o">=</span><span class="n">unverified_context</span><span class="p">)</span> <span class="c1"># &lt;-- 关键修改</span> </span></span></code></pre></td></tr></table> </div> </div><h2 id="修改upate_nodepy">修改upate_node.py</h2> <p>引入ssl库</p>