<rss xmlns:atom="http://www.w3.org/2005/Atom" version="2.0"><channel><title>灰度发布 - tag - 沐木</title><link>https://oldletter.cn/tags/%E7%81%B0%E5%BA%A6%E5%8F%91%E5%B8%83/</link><description>灰度发布 - tag - 沐木</description><generator>Hugo -- gohugo.io</generator><language>zh-cn</language><lastBuildDate>Sat, 25 Apr 2026 00:00:00 +0000</lastBuildDate><atom:link href="https://oldletter.cn/tags/%E7%81%B0%E5%BA%A6%E5%8F%91%E5%B8%83/" rel="self" type="application/rss+xml"/><item><title>数据开放平台架构设计（六）：落地实践与运维</title><link>https://oldletter.cn/posts/dp-06-practice-and-ops/</link><pubDate>Sat, 25 Apr 2026 00:00:00 +0000</pubDate><author>mumu</author><guid>https://oldletter.cn/posts/dp-06-practice-and-ops/</guid><description><![CDATA[<blockquote>
<p><strong>上一篇：</strong> <a href="/posts/dp-05-monitor-and-governance/" rel="">数据开放平台（五）：监控与治理</a></p></blockquote>
<p>前面五篇聊了架构、引擎、鉴权、转换、监控，都是&quot;怎么设计&quot;。这一篇聊&quot;怎么落地&quot;，接入流程怎么走、SDK 和文档怎么生成、上线怎么灰度、出了问题怎么兜底。</p>
<p>我自己的经验是，数据开放平台成不成，末尾不只看代码写得多漂亮，更看流程有没有闭环：申请、审批、联调、发布、监控、回滚、下线，每一步都要有人负责、有记录可查。</p>
<hr>
<h2 id="一接入流程">一、接入流程</h2>
<p>一个新调用方从注册到正式使用，标准流程分四步：</p>
<p>接入流程要把审批、联调、发布、观察放进同一条链路，避免接口上线后没人认领：</p>
<div class="mermaid" id="id-4" data-mermaid-definition="Zmxvd2NoYXJ0IExSCiAgICAgICAgICAgICAgICAgICAgQVsi5bqU55So55Sz6K&#43;3Il0gLS0&#43;IEJbIuadg&#43;mZkOWuoeaJuSJdCiAgICAgICAgICAgICAgICAgICAgQiAtLT4gQ1siQUsvU0sg5Y&#43;R5pS&#43;Il0KICAgICAgICAgICAgICAgICAgICBDIC0tPiBEWyJTYW5kYm94IOiBlOiwgyJdCiAgICAgICAgICAgICAgICAgICAgRCAtLT4gRVsiQVBJIOmFjee9ruivhOWuoSJdCiAgICAgICAgICAgICAgICAgICAgRSAtLT4gRlsi54Gw5bqm5Y&#43;R5biDIl0KICAgICAgICAgICAgICAgICAgICBGIC0tPiBHWyLnm5Hmjqfop4Llr58iXQogICAgICAgICAgICAgICAgICAgIEcgLS0&#43;IEh7IuaMh&#43;agh&#43;i&#43;vuaghyJ9CiAgICAgICAgICAgICAgICAgICAgSCAtLSAi5pivIiAtLT4gSVsi5YWo6YeP5Y&#43;R5biDIl0KICAgICAgICAgICAgICAgICAgICBIIC0tICLlkKYiIC0tPiBKWyLlm57mu5oiXQogICAgICAgICAgICAgICAgICAgIEkgLS0&#43;IEtbIuWumuacn&#43;WkjeebmCJdCiAgICAgICAgICAgICAgICAgICAgSiAtLT4gSw==">flowchart LR
                    A[&#34;应用申请&#34;] --&gt; B[&#34;权限审批&#34;]
                    B --&gt; C[&#34;AK/SK 发放&#34;]
                    C --&gt; D[&#34;Sandbox 联调&#34;]
                    D --&gt; E[&#34;API 配置评审&#34;]
                    E --&gt; F[&#34;灰度发布&#34;]
                    F --&gt; G[&#34;监控观察&#34;]
                    G --&gt; H{&#34;指标达标&#34;}
                    H -- &#34;是&#34; --&gt; I[&#34;全量发布&#34;]
                    H -- &#34;否&#34; --&gt; J[&#34;回滚&#34;]
                    I --&gt; K[&#34;定期复盘&#34;]
                    J --&gt; K</div><h3 id="第一步申请接入">第一步：申请接入</h3>
<p>调用方在管理后台提交接入申请，填写：应用名称、负责人、使用场景、预期 QPS、需要访问的数据范围。审批通过后，系统自动生成 AK/SK 并分配配额。</p>
<div class="code-block code-line-numbers open" style="counter-reset: code-block 0">
    <div class="code-header language-java">
        <span class="code-title"><i class="arrow fas fa-angle-right" aria-hidden="true"></i></span>
        <span class="ellipses"><i class="fas fa-ellipsis-h" aria-hidden="true"></i></span>
        <span class="copy" title=""><i class="far fa-copy" aria-hidden="true"></i></span>
    </div><div class="highlight"><pre tabindex="0" class="chroma"><code class="language-java" data-lang="java"><span class="line"><span class="cl"><span class="nd">@Service</span><span class="w">
</span></span></span><span class="line"><span class="cl"><span class="w"></span><span class="kd">public</span><span class="w"> </span><span class="kd">class</span> <span class="nc">AppRegistrationService</span><span class="w"> </span><span class="p">{</span><span class="w">
</span></span></span><span class="line"><span class="cl"><span class="w">
</span></span></span><span class="line"><span class="cl"><span class="w">    </span><span class="nd">@Transactional</span><span class="w">
</span></span></span><span class="line"><span class="cl"><span class="w">    </span><span class="kd">public</span><span class="w"> </span><span class="n">AppInfo</span><span class="w"> </span><span class="nf">register</span><span class="p">(</span><span class="n">AppRegistrationRequest</span><span class="w"> </span><span class="n">request</span><span class="p">)</span><span class="w"> </span><span class="p">{</span><span class="w">
</span></span></span><span class="line"><span class="cl"><span class="w">        </span><span class="c1">// 1. 生成 AK/SK</span><span class="w">
</span></span></span><span class="line"><span class="cl"><span class="w">        </span><span class="n">String</span><span class="w"> </span><span class="n">accessKey</span><span class="w"> </span><span class="o">=</span><span class="w"> </span><span class="s">&#34;ak_&#34;</span><span class="w"> </span><span class="o">+</span><span class="w"> </span><span class="n">UUID</span><span class="p">.</span><span class="na">randomUUID</span><span class="p">().</span><span class="na">toString</span><span class="p">().</span><span class="na">replace</span><span class="p">(</span><span class="s">&#34;-&#34;</span><span class="p">,</span><span class="w"> </span><span class="s">&#34;&#34;</span><span class="p">);</span><span class="w">
</span></span></span><span class="line"><span class="cl"><span class="w">        </span><span class="n">String</span><span class="w"> </span><span class="n">secretKey</span><span class="w"> </span><span class="o">=</span><span class="w"> </span><span class="s">&#34;sk_&#34;</span><span class="w"> </span><span class="o">+</span><span class="w"> </span><span class="n">UUID</span><span class="p">.</span><span class="na">randomUUID</span><span class="p">().</span><span class="na">toString</span><span class="p">().</span><span class="na">replace</span><span class="p">(</span><span class="s">&#34;-&#34;</span><span class="p">,</span><span class="w"> </span><span class="s">&#34;&#34;</span><span class="p">);</span><span class="w">
</span></span></span><span class="line"><span class="cl"><span class="w">
</span></span></span><span class="line"><span class="cl"><span class="w">        </span><span class="c1">// 2. 保存应用信息</span><span class="w">
</span></span></span><span class="line"><span class="cl"><span class="w">        </span><span class="n">AppInfo</span><span class="w"> </span><span class="n">app</span><span class="w"> </span><span class="o">=</span><span class="w"> </span><span class="n">AppInfo</span><span class="p">.</span><span class="na">builder</span><span class="p">()</span><span class="w">
</span></span></span><span class="line"><span class="cl"><span class="w">            </span><span class="p">.</span><span class="na">appName</span><span class="p">(</span><span class="n">request</span><span class="p">.</span><span class="na">getAppName</span><span class="p">())</span><span class="w">
</span></span></span><span class="line"><span class="cl"><span class="w">            </span><span class="p">.</span><span class="na">accessKey</span><span class="p">(</span><span class="n">accessKey</span><span class="p">)</span><span class="w">
</span></span></span><span class="line"><span class="cl"><span class="w">            </span><span class="p">.</span><span class="na">secretKey</span><span class="p">(</span><span class="n">encrypt</span><span class="p">(</span><span class="n">secretKey</span><span class="p">))</span><span class="w"> </span><span class="c1">// SK 加密存储</span><span class="w">
</span></span></span><span class="line"><span class="cl"><span class="w">            </span><span class="p">.</span><span class="na">owner</span><span class="p">(</span><span class="n">request</span><span class="p">.</span><span class="na">getOwner</span><span class="p">())</span><span class="w">
</span></span></span><span class="line"><span class="cl"><span class="w">            </span><span class="p">.</span><span class="na">status</span><span class="p">(</span><span class="n">AppStatus</span><span class="p">.</span><span class="na">PENDING</span><span class="p">)</span><span class="w">
</span></span></span><span class="line"><span class="cl"><span class="w">            </span><span class="p">.</span><span class="na">dailyQuota</span><span class="p">(</span><span class="n">request</span><span class="p">.</span><span class="na">getDailyQuota</span><span class="p">()</span><span class="w"> </span><span class="o">!=</span><span class="w"> </span><span class="kc">null</span><span class="w"> </span><span class="o">?</span><span class="w">
</span></span></span><span class="line"><span class="cl"><span class="w">                </span><span class="n">request</span><span class="p">.</span><span class="na">getDailyQuota</span><span class="p">()</span><span class="w"> </span><span class="p">:</span><span class="w"> </span><span class="n">10000</span><span class="p">)</span><span class="w">
</span></span></span><span class="line"><span class="cl"><span class="w">            </span><span class="p">.</span><span class="na">qpsLimit</span><span class="p">(</span><span class="n">request</span><span class="p">.</span><span class="na">getQpsLimit</span><span class="p">()</span><span class="w"> </span><span class="o">!=</span><span class="w"> </span><span class="kc">null</span><span class="w"> </span><span class="o">?</span><span class="w">
</span></span></span><span class="line"><span class="cl"><span class="w">                </span><span class="n">request</span><span class="p">.</span><span class="na">getQpsLimit</span><span class="p">()</span><span class="w"> </span><span class="p">:</span><span class="w"> </span><span class="n">100</span><span class="p">)</span><span class="w">
</span></span></span><span class="line"><span class="cl"><span class="w">            </span><span class="p">.</span><span class="na">build</span><span class="p">();</span><span class="w">
</span></span></span><span class="line"><span class="cl"><span class="w">        </span><span class="n">appMapper</span><span class="p">.</span><span class="na">insert</span><span class="p">(</span><span class="n">app</span><span class="p">);</span><span class="w">
</span></span></span><span class="line"><span class="cl"><span class="w">
</span></span></span><span class="line"><span class="cl"><span class="w">        </span><span class="c1">// 3. 发送审批通知</span><span class="w">
</span></span></span><span class="line"><span class="cl"><span class="w">        </span><span class="n">notifyAdmin</span><span class="p">(</span><span class="s">&#34;新接入申请: &#34;</span><span class="w"> </span><span class="o">+</span><span class="w"> </span><span class="n">request</span><span class="p">.</span><span class="na">getAppName</span><span class="p">(),</span><span class="w"> </span><span class="n">app</span><span class="p">);</span><span class="w">
</span></span></span><span class="line"><span class="cl"><span class="w">
</span></span></span><span class="line"><span class="cl"><span class="w">        </span><span class="k">return</span><span class="w"> </span><span class="n">app</span><span class="p">;</span><span class="w">
</span></span></span><span class="line"><span class="cl"><span class="w">    </span><span class="p">}</span><span class="w">
</span></span></span><span class="line"><span class="cl"><span class="w"></span><span class="p">}</span></span></span></code></pre></div></div>
<p>SK 只在创建时展示一次，后续后台只能重置不能查看。这个规则一定要写进产品交互里，否则密钥加密存储就只做了一半。</p>]]></description></item><item><title>发版流程实战：从代码提交到生产上线的完整链路</title><link>https://oldletter.cn/posts/devops-01-release-workflow/</link><pubDate>Fri, 15 Mar 2024 00:00:00 +0000</pubDate><author>mumu</author><guid>https://oldletter.cn/posts/devops-01-release-workflow/</guid><description><![CDATA[<blockquote>
<p>作者：林 | 系列：DevOps 实战 | 适合读者：后端/运维/架构师</p></blockquote>
<hr>
<h2 id="一为什么需要一套规范的发版流程">一、为什么需要一套规范的发版流程</h2>
<p>很多团队的发版流程是&quot;人工操作 + 口头确认&quot;：开发本地打包、运维手动部署、群里喊一声&quot;发了&quot;。这种方式在团队小、服务少的时候还能凑合，但一旦服务超过 5 个、团队超过 10 人，各种问题就来了：</p>
<ul>
<li><strong>发错版本</strong>：分支没合并干净，把半成品发到生产</li>
<li><strong>回滚慢</strong>：出问题后找不到上一个稳定版本，或者回滚步骤不一致</li>
<li><strong>环境不一致</strong>：测试环境和生产环境配置不同，测试通过了生产挂了</li>
<li><strong>发版窗口长</strong>：从代码合并到上线要半天，错过业务窗口</li>
</ul>
<p>一套规范的发版流程并非为了&quot;流程化而流程化&quot;，重点是为了<strong>让发版可重复、可预测、可回滚</strong>。</p>
<hr>
<h2 id="二整体架构一览">二、整体架构一览</h2>
<p>一套完整的发版链路，通常包含以下环节：</p>
<div class="mermaid" id="id-2" data-mermaid-definition="Zmxvd2NoYXJ0IExSCiAgICBDb21taXRbIuS7o&#43;eggeaPkOS6pCJdIC0tPiBSZXZpZXdbIuS7o&#43;eggeWuoeafpSJdCiAgICBSZXZpZXcgLS0&#43;IEJ1aWxkWyJDSSDmnoTlu7rkuI7mtYvor5UiXQogICAgQnVpbGQgLS0&#43;IEFydGlmYWN0WyLkuI3lj6/lj5jliLblk4EiXQogICAgQXJ0aWZhY3QgLS0&#43;IFRlc3RbIua1i&#43;ivleeOr&#43;Wig&#43;mqjOivgSJdCiAgICBUZXN0IC0tPiBTdGFnZVsi6aKE5Y&#43;R5biD6aqM6K&#43;BIl0KICAgIFN0YWdlIC0tPiBBcHByb3ZhbFsi5Y&#43;R5biD5a6h5om5Il0KICAgIEFwcHJvdmFsIC0tPiBQcm9kWyLnlJ/kuqfngbDluqYiXQogICAgUHJvZCAtLT4gT2JzZXJ2ZXsi5oyH5qCH6L6&#43;5qCHIn0KICAgIE9ic2VydmUgLS0gIue7p&#43;e7rSIgLS0&#43;IENvbXBsZXRlWyLlrozmiJDlj5HluIMiXQogICAgT2JzZXJ2ZSAtLSAi5ZCmIiAtLT4gUm9sbGJhY2tbIuWbnua7muaIluWBnOatouaUvumHjyJd">flowchart LR
    Commit[&#34;代码提交&#34;] --&gt; Review[&#34;代码审查&#34;]
    Review --&gt; Build[&#34;CI 构建与测试&#34;]
    Build --&gt; Artifact[&#34;不可变制品&#34;]
    Artifact --&gt; Test[&#34;测试环境验证&#34;]
    Test --&gt; Stage[&#34;预发布验证&#34;]
    Stage --&gt; Approval[&#34;发布审批&#34;]
    Approval --&gt; Prod[&#34;生产灰度&#34;]
    Prod --&gt; Observe{&#34;指标达标&#34;}
    Observe -- &#34;继续&#34; --&gt; Complete[&#34;完成发布&#34;]
    Observe -- &#34;否&#34; --&gt; Rollback[&#34;回滚或停止放量&#34;]</div><p>每个环境的职责不同：</p>
<table>
  <thead>
      <tr>
          <th>环境</th>
          <th>用途</th>
          <th>部署触发方式</th>
          <th>数据</th>
      </tr>
  </thead>
  <tbody>
      <tr>
          <td>dev</td>
          <td>开发自测</td>
          <td>手动 / push 触发</td>
          <td>mock 数据</td>
      </tr>
      <tr>
          <td>test</td>
          <td>功能测试、集成测试</td>
          <td>合并到 develop 触发</td>
          <td>测试数据</td>
      </tr>
      <tr>
          <td>staging</td>
          <td>预发布验证，跟生产一致</td>
          <td>合并到 main / 手动</td>
          <td>生产数据脱敏副本</td>
      </tr>
      <tr>
          <td>prod</td>
          <td>线上服务</td>
          <td>打 tag / 手动审批</td>
          <td>真实数据</td>
      </tr>
  </tbody>
</table>
<hr>
<h2 id="三分支策略">三、分支策略</h2>
<h3 id="31-git-flow经典方案">3.1 Git Flow（经典方案）</h3>
<p>适合有明确版本发布节奏的项目：</p>]]></description></item></channel></rss>