<p>流量控制策略只有绑定API后，才会对指定的API进行流量控制。本文主要介绍如何将流量控制策略绑定到指定的API。</p> <p><span style="font-size:18px"><strong>前提条件</strong></span></p> <p>1.&nbsp; 您已成功创建流量控制策略，可参考<a href="https://pinganyun.com/ssr/help/middleware/APIGateway/Instance_Management.Publishing_API.Flow_Control.Create_Traffic_Control_Policy" target="_blank">创建流量控制策略</a>。</p> <p>2.&nbsp; 需要绑定的API已经发布，可参考<a href="https://pinganyun.com/ssr/help/middleware/APIGateway/Instance_Management.Publishing_API.API_Management.Publish_API" target="_blank">发布API</a>。</p> <p><span style="font-size:18px"><strong>操作步骤</strong></span></p> <p>1.&nbsp; 登录<a href="https://pinganyun.com/console/apiGateway" target="_blank">API网关管理控制台</a>。</p> <p>2.&nbsp; 单击左侧导航栏<strong>开放</strong><strong>API</strong> &gt;<strong> </strong><strong>流量控制</strong>，进入<strong>流量控制</strong>页面。</p> <p>3.&nbsp; 选择目标地域。</p> <p>4.&nbsp; 单击目标流量控制策略<strong>操作</strong>列的<strong>绑定</strong><strong>API</strong>，进入<strong>绑定</strong><strong>API</strong>页面。</p> <p>5.&nbsp;&nbsp;选择<strong>目标分组</strong>及<strong>目标发布环境</strong>。</p> <p><!--[if gte mso 9]><xml> <o:OLEObject Type="Embed" ProgID="PBrush" ShapeID="_x0000_i1025" DrawAspect="Content" ObjectID="_1633942095"> </o:OLEObject> </xml><![endif]--><img src="https://pcp-portal-sca.obs-cn-shenzhen.pinganyun.com/pcp-portal-sca/20193010114143-1e9476989e82.png" style="height:26px; margin:0px; width:65px" />：您也可以通过目标API的名称进行搜索。</p> <p><img src="https://pcp-portal-sca.obs-cn-shenzhen.pinganyun.com/pcp-portal-sca/20193010114131-1482c47d9e90.png" style="height:71px; width:752px" /></p> <p>6.&nbsp; 在左侧<strong>请选择要添加的</strong><strong>API</strong>的列表中选择目标API，单击 <strong>&gt;</strong>。</p> <p><!--[if gte mso 9]><xml> <o:OLEObject Type="Embed" ProgID="PBrush" ShapeID="_x0000_i1026" DrawAspect="Content" ObjectID="_1633942096"> </o:OLEObject> </xml><![endif]--><img src="https://pcp-portal-sca.obs-cn-shenzhen.pinganyun.com/pcp-portal-sca/20193010114143-1e9476989e82.png" style="height:26px; margin:0px; width:65px" />：若目标API已经绑定了流量控制策略，则新的流量控制策略会覆盖之前已经绑定的策略。</p> <p>7.&nbsp; 单击<strong>确认</strong>。</p> <p><span style="font-size:18px"><strong>执行结果</strong></span></p> <p><strong>方法一</strong></p> <p>在<strong>流量控制</strong>页面的底部显示<strong>绑定成功</strong>。</p> <p><strong>方法二</strong></p> <p>1.&nbsp; 在<strong>流量控制</strong>页面，单击目标流量策略的名称，进入<strong>流量控制策略详情</strong>页面。</p> <p>2.&nbsp; 在<strong>已绑定</strong><strong>API</strong><strong>列表</strong>区域，可查看已经绑定的API。&nbsp;</p> <p><img src="https://pcp-portal-sca.obs-cn-shenzhen.pinganyun.com/pcp-portal-sca/20190111111109-152daeea9ec6.png" style="height:186px; width:830px" /></p>