<p class="shortdesc">目录进行设置灰度策略。</p> <section><div class="tasklabel"><h2 class="doc-tairway">操作步骤</h2></div><ol class="ol steps"><li class="li step stepexpand"> <span class="ph cmd"><span class="ph" id="Add_policy__d21e23">登录应用管理与运维平台。</span></span> </li><li class="li step stepexpand"> <span class="ph cmd">在左侧导航栏中，选择<span class="ph menucascade"><span class="ph uicontrol">服务治理</span><abbr> > </abbr><span class="ph uicontrol">接入层网关配置</span></span>。</span> </li><li class="li step stepexpand"> <span class="ph cmd">选择进入<span class="ph uicontrol">页面灰度</span>页签。</span> </li><li class="li step stepexpand"> <span class="ph cmd">在<span class="keyword wintitle">页面灰度</span>页签，找到灰度策略链，单击<span class="ph uicontrol">操作</span>列的<span class="ph uicontrol">新增灰度策略</span>。</span> <div class="itemgroup info"><img class="image" id="Add_policy__image_tzq_pvd_1sb" src="https://obs-cn-shanghai.fincloud.pinganyun.com/pacloud/20220910180811-18fc6d109c03.png" width="800"><table class="table" id="Add_policy__table_y4j_mvd_1sb"><caption></caption><colgroup><col style="width:23.474178403755868%"><col style="width:76.52582159624413%"></colgroup><thead class="thead"> <tr class="row"> <th class="entry" id="Add_policy__table_y4j_mvd_1sb__entry__1">参数</th> <th class="entry" id="Add_policy__table_y4j_mvd_1sb__entry__2">说明</th> </tr> </thead><tbody class="tbody"> <tr class="row"> <td class="entry" headers="Add_policy__table_y4j_mvd_1sb__entry__1 "> <p class="p">策略类型</p> </td> <td class="entry" headers="Add_policy__table_y4j_mvd_1sb__entry__2 "> <p class="p">即按什么规则执行灰度访问。哈希权重：即根据所选字段类型的值的Hash值来判断访问哪一个灰度版本。黑白名单：即按IP的黑白名单配置访问不同的静态资源版本版本。</p> </td> </tr> <tr class="row"> <td class="entry" headers="Add_policy__table_y4j_mvd_1sb__entry__1 "> <p class="p">策略字段类型</p> </td> <td class="entry" headers="Add_policy__table_y4j_mvd_1sb__entry__2 "> <p class="p">即具体灰度的判断值的来源。可选值有IP/Consumer/Header/Cookie/None。Header和Cookie需要再设置相应的header或cookie名。None即按静态资源灰度版本权重随机访问。</p> </td> </tr> <tr class="row"> <td class="entry" headers="Add_policy__table_y4j_mvd_1sb__entry__1 "> <p class="p">策略优先级</p> </td> <td class="entry" headers="Add_policy__table_y4j_mvd_1sb__entry__2 "> <p class="p">即该策略的在整个策略链中的排序。策略按优先级从大到小执行，如果已经匹配策略则不会执行后续策略。</p> </td> </tr> <tr class="row"> <td class="entry" headers="Add_policy__table_y4j_mvd_1sb__entry__1 "> <p class="p">静态资源灰度版本</p> </td> <td class="entry" headers="Add_policy__table_y4j_mvd_1sb__entry__2 "> <p class="p">即符合策略类型/策略字段的请求会分配到此处设置的灰度版本中。</p> </td> </tr> </tbody></table></div> </li><li class="li step stepexpand"> <span class="ph cmd">完成后，单击<span class="ph uicontrol">确定</span>。</span> </li></ol></section>