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RPCHook注入AccessKey和SecretKey签名;同时,将对应的权限控制属性(包括Topic访问权限、IP白名单和AccessKey和SecretKey签名等)设置在distribution/conf/plain_acl.yml的配置文件中。Broker端对AccessKey所拥有的权限进行校验,校验不过,抛出异常;
ACL客户端可以参考:<strong>org.apache.rocketmq.example.simple</strong>包下面的<strong>AclClient</strong>代码。</p><h2 class="anchor anchorWithStickyNavbar_LWe7" id="2-权限控制的定义与属性值">2. 权限控制的定义与属性值<a href="#2-权限控制的定义与属性值" class="hash-link" aria-label="2. 权限控制的定义与属性值的直接链接" title="2. 权限控制的定义与属性值的直接链接"></a></h2><h3 class="anchor anchorWithStickyNavbar_LWe7" id="21权限定义">2.1权限定义<a href="#21权限定义" class="hash-link" aria-label="2.1权限定义的直接链接" title="2.1权限定义的直接链接"></a></h3><p>对RocketMQ的Topic资源访问权限控制定义主要如下表所示,分为以下四种</p><table><thead><tr><th>权限</th><th>含义</th></tr></thead><tbody><tr><td>DENY</td><td>拒绝</td></tr><tr><td>ANY</td><td>PUB 或者 SUB 权限</td></tr><tr><td>PUB</td><td>发送权限</td></tr><tr><td>SUB</td><td>订阅权限</td></tr></tbody></table><h3 class="anchor anchorWithStickyNavbar_LWe7" id="22-权限定义的关键属性">2.2 权限定义的关键属性<a href="#22-权限定义的关键属性" class="hash-link" aria-label="2.2 权限定义的关键属性的直接链接" title="2.2 权限定义的关键属性的直接链接"></a></h3><table><thead><tr><th>字段</th><th>取值</th><th>含义</th></tr></thead><tbody><tr><td>globalWhiteRemoteAddresses</td><td>*<!-- -->;192.168.<!-- -->*<!-- -->.<!-- -->*<!-- -->;192.168.0.1</td><td>全局IP白名单</td></tr><tr><td>accessKey</td><td>字符串</td><td>Access Key</td></tr><tr><td>secretKey</td><td>字符串</td><td>Secret Key</td></tr><tr><td>whiteRemoteAddress</td><td>*<!-- -->;192.168.<!-- -->*<!-- -->.<!-- -->*<!-- -->;192.168.0.1</td><td>用户IP白名单</td></tr><tr><td>admin</td><td>true;false</td><td>是否管理员账户</td></tr><tr><td>defaultTopicPerm</td><td>DENY;PUB;SUB;PUB<!-- -->|<!-- -->SUB</td><td>默认的Topic权限</td></tr><tr><td>defaultGroupPerm</td><td>DENY;PUB;SUB;PUB<!-- -->|<!-- -->SUB</td><td>默认的ConsumerGroup权限</td></tr><tr><td>topicPerms</td><td>topic=权限</td><td>各个Topic的权限</td></tr><tr><td>groupPerms</td><td>group=权限</td><td>各个ConsumerGroup的权限</td></tr></tbody></table><p>具体可以参考<strong>distribution/conf/plain_acl.yml</strong>配置文件</p><h2 class="anchor anchorWithStickyNavbar_LWe7" id="3-支持权限控制的集群部署">3. 支持权限控制的集群部署<a href="#3-支持权限控制的集群部署" class="hash-link" aria-label="3. 支持权限控制的集群部署的直接链接" title="3. 支持权限控制的集群部署的直接链接"></a></h2><p><strong>distribution/conf/plain_acl.yml</strong>配置文件中按照上述说明定义好权限属性后,打开<strong>aclEnable</strong>开关变量即可开启RocketMQ集群的ACL特性。这里贴出Broker端开启ACL特性的properties配置文件内容:</p><div class="language-properties codeBlockContainer_Ckt0 theme-code-block" style="--prism-color:#393A34;--prism-background-color:#f6f8fa"><div class="codeBlockContent_biex"><pre tabindex="0" class="prism-code language-properties codeBlock_bY9V thin-scrollbar"><code class="codeBlockLines_e6Vv"><span class="token-line" style="color:#393A34"><span class="token plain">brokerClusterName=DefaultCluster</span><br></span><span class="token-line" style="color:#393A34"><span class="token plain">brokerName=broker-a</span><br></span><span class="token-line" style="color:#393A34"><span class="token plain">brokerId=0</span><br></span><span class="token-line" style="color:#393A34"><span class="token plain">deleteWhen=04</span><br></span><span class="token-line" style="color:#393A34"><span class="token plain">fileReservedTime=48</span><br></span><span class="token-line" style="color:#393A34"><span class="token plain">brokerRole=ASYNC_MASTER</span><br></span><span class="token-line" style="color:#393A34"><span class="token plain">flushDiskType=ASYNC_FLUSH</span><br></span><span class="token-line" style="color:#393A34"><span class="token plain">storePathRootDir=/data/rocketmq/rootdir-a-m</span><br></span><span class="token-line" style="color:#393A34"><span class="token plain">storePathCommitLog=/data/rocketmq/commitlog-a-m</span><br></span><span class="token-line" style="color:#393A34"><span class="token plain">autoCreateSubscriptionGroup=true</span><br></span><span class="token-line" style="color:#393A34"><span class="token plain">## if acl is open,the flag will be true</span><br></span><span class="token-line" style="color:#393A34"><span class="token plain">aclEnable=true</span><br></span><span class="token-line" style="color:#393A34"><span class="token plain">listenPort=10911</span><br></span><span class="token-line" style="color:#393A34"><span class="token plain">brokerIP1=XX.XX.XX.XX1</span><br></span><span class="token-line" style="color:#393A34"><span class="token plain">namesrvAddr=XX.XX.XX.XX:9876</span><br></span></code></pre><div class="buttonGroup__atx"><button type="button" aria-label="复制代码到剪贴板" title="复制" class="clean-btn"><span class="copyButtonIcons_eSgA" aria-hidden="true"><svg viewBox="0 0 24 24" class="copyButtonIcon_y97N"><path fill="currentColor" d="M19,21H8V7H19M19,5H8A2,2 0 0,0 6,7V21A2,2 0 0,0 8,23H19A2,2 0 0,0 21,21V7A2,2 0 0,0 19,5M16,1H4A2,2 0 0,0 2,3V17H4V3H16V1Z"></path></svg><svg viewBox="0 0 24 24" class="copyButtonSuccessIcon_LjdS"><path fill="currentColor" d="M21,7L9,19L3.5,13.5L4.91,12.09L9,16.17L19.59,5.59L21,7Z"></path></svg></span></button></div></div></div><h2 class="anchor anchorWithStickyNavbar_LWe7" id="4-权限控制主要流程">4. 权限控制主要流程<a href="#4-权限控制主要流程" class="hash-link" aria-label="4. 权限控制主要流程的直接链接" title="4. 权限控制主要流程的直接链接"></a></h2><p>ACL主要流程分为两部分,主要包括权限解析和权限校验。</p><h3 class="anchor anchorWithStickyNavbar_LWe7" id="41-权限解析">4.1 权限解析<a href="#41-权限解析" class="hash-link" aria-label="4.1 权限解析的直接链接" title="4.1 权限解析的直接链接"></a></h3><p>Broker端对客户端的RequestCommand请求进行解析,拿到需要鉴权的属性字段。
主要包括:
(1)AccessKey:类似于用户名,代指用户主体,权限数据与之对应;
(2)Signature:客户根据 SecretKey 签名得到的串,服务端再用SecretKey进行签名验证;</p><h3 class="anchor anchorWithStickyNavbar_LWe7" id="42-权限校验">4.2 权限校验<a href="#42-权限校验" class="hash-link" aria-label="4.2 权限校验的直接链接" title="4.2 权限校验的直接链接"></a></h3><p>Broker端对权限的校验逻辑主要分为以下几步:
(1)检查是否命中全局 IP 白名单;如果是,则认为校验通过;否则走 2;
(2)检查是否命中用户 IP 白名单;如果是,则认为校验通过;否则走 3;
(3)校验签名,校验不通过,抛出异常;校验通过,则走 4;
(4)对用户请求所需的权限 和 用户所拥有的权限进行校验;不通过,抛出异常;
用户所需权限的校验需要注意已下内容:
(1)特殊的请求例如 UPDATE_AND_CREATE_TOPIC 等,只能由 admin 账户进行操作;
(2)对于某个资源,如果有显性配置权限,则采用配置的权限;如果没有显性配置权限,则采用默认的权限;</p><h2 class="anchor anchorWithStickyNavbar_LWe7" id="5-热加载修改后权限控制定义">5. 热加载修改后权限控制定义<a href="#5-热加载修改后权限控制定义" class="hash-link" aria-label="5. 热加载修改后权限控制定义的直接链接" title="5. 热加载修改后权限控制定义的直接链接"></a></h2><p>RocketMQ的权限控制存储的默认实现是基于yml配置文件。用户可以动态修改权限控制定义的属性,而不需重新启动Broker服务节点。</p><h2 class="anchor anchorWithStickyNavbar_LWe7" id="6-权限控制的使用限制">6. 权限控制的使用限制<a href="#6-权限控制的使用限制" class="hash-link" aria-label="6. 权限控制的使用限制的直接链接" title="6. 权限控制的使用限制的直接链接"></a></h2><p>(1)如果ACL与高可用部署(Master/Slave架构)同时启用,那么需要在Broker Master节点的distribution/conf/plain_acl.yml配置文件中
设置全局白名单信息,即为将Slave节点的ip地址设置至Master节点plain_acl.yml配置文件的全局白名单中。</p><p>(2)如果ACL与高可用部署(多副本Dledger架构)同时启用,由于出现节点宕机时,Dledger Group组内会自动选主,那么就需要将Dledger Group组
内所有Broker节点的plain_acl.yml配置文件的白名单设置所有Broker节点的ip地址。</p><h2 class="anchor anchorWithStickyNavbar_LWe7" id="7-acl-mqadmin配置管理命令">7. ACL mqadmin配置管理命令<a href="#7-acl-mqadmin配置管理命令" class="hash-link" aria-label="7. ACL mqadmin配置管理命令的直接链接" title="7. ACL mqadmin配置管理命令的直接链接"></a></h2><h3 class="anchor anchorWithStickyNavbar_LWe7" id="71-更新acl配置文件中account的属性值">7.1 更新ACL配置文件中“account”的属性值<a href="#71-更新acl配置文件中account的属性值" class="hash-link" aria-label="7.1 更新ACL配置文件中“account”的属性值的直接链接" title="7.1 更新ACL配置文件中“account”的属性值的直接链接"></a></h3><p>该命令的示例如下:</p><div class="language-shell codeBlockContainer_Ckt0 theme-code-block" style="--prism-color:#393A34;--prism-background-color:#f6f8fa"><div class="codeBlockContent_biex"><pre tabindex="0" class="prism-code language-shell codeBlock_bY9V thin-scrollbar"><code class="codeBlockLines_e6Vv"><span class="token-line" style="color:#393A34"><span class="token plain">$ </span><span class="token function" style="color:#d73a49">sh</span><span class="token plain"> mqadmin updateAclConfig -n </span><span class="token number" style="color:#36acaa">192.168</span><span class="token plain">.1.2:9876 -b </span><span class="token number" style="color:#36acaa">192.168</span><span class="token plain">.12.134:10911 -a RocketMQ -s </span><span class="token number" style="color:#36acaa">1234567809123</span><span class="token plain"> -t </span><span class="token assign-left variable" style="color:#36acaa">topicA</span><span class="token operator" style="color:#393A34">=</span><span class="token plain">DENY,topicD</span><span class="token operator" style="color:#393A34">=</span><span class="token plain">SUB -g </span><span class="token assign-left variable" style="color:#36acaa">groupD</span><span class="token operator" style="color:#393A34">=</span><span class="token plain">DENY,groupB</span><span class="token operator" style="color:#393A34">=</span><span class="token plain">SUB</span><br></span></code></pre><div class="buttonGroup__atx"><button type="button" aria-label="复制代码到剪贴板" title="复制" class="clean-btn"><span class="copyButtonIcons_eSgA" aria-hidden="true"><svg viewBox="0 0 24 24" class="copyButtonIcon_y97N"><path fill="currentColor" d="M19,21H8V7H19M19,5H8A2,2 0 0,0 6,7V21A2,2 0 0,0 8,23H19A2,2 0 0,0 21,21V7A2,2 0 0,0 19,5M16,1H4A2,2 0 0,0 2,3V17H4V3H16V1Z"></path></svg><svg viewBox="0 0 24 24" class="copyButtonSuccessIcon_LjdS"><path fill="currentColor" d="M21,7L9,19L3.5,13.5L4.91,12.09L9,16.17L19.59,5.59L21,7Z"></path></svg></span></button></div></div></div><p>说明:如果不存在则会在ACL Config YAML配置文件中创建;若存在,则会更新对应的“accounts”的属性值;
如果指定的是集群名称,则会在集群中各个broker节点执行该命令;否则会在单个broker节点执行该命令。</p><table><thead><tr><th>参数</th><th>取值</th><th>含义</th></tr></thead><tbody><tr><td>n</td><td>eg:192.168.1.2:9876</td><td>namesrv地址(必填)</td></tr><tr><td>c</td><td>eg:DefaultCluster</td><td>指定集群名称(与broker地址二选一)</td></tr><tr><td>b</td><td>eg:192.168.12.134:10911</td><td>指定broker地址(与集群名称二选一)</td></tr><tr><td>a</td><td>eg:RocketMQ</td><td>Access Key值(必填)</td></tr><tr><td>s</td><td>eg:1234567809123</td><td>Secret Key值(可选)</td></tr><tr><td>m</td><td>eg:true</td><td>是否管理员账户(可选)</td></tr><tr><td>w</td><td>eg:192.168.0.*</td><td>whiteRemoteAddress,用户IP白名单(可选)</td></tr><tr><td>i</td><td>eg:DENY;PUB;SUB;PUB<!-- -->|<!-- -->SUB</td><td>defaultTopicPerm,默认Topic权限(可选)</td></tr><tr><td>u</td><td>eg:DENY;PUB;SUB;PUB<!-- -->|<!-- -->SUB</td><td>defaultGroupPerm,默认ConsumerGroup权限(可选)</td></tr><tr><td>t</td><td>eg:topicA=DENY,topicD=SUB</td><td>topicPerms,各个Topic的权限(可选)</td></tr><tr><td>g</td><td>eg:groupD=DENY,groupB=SUB</td><td>groupPerms,各个ConsumerGroup的权限(可选)</td></tr></tbody></table><h3 class="anchor anchorWithStickyNavbar_LWe7" id="72-删除acl配置文件里面的对应account">7.2 删除ACL配置文件里面的对应“account”<a href="#72-删除acl配置文件里面的对应account" class="hash-link" aria-label="7.2 删除ACL配置文件里面的对应“account”的直接链接" title="7.2 删除ACL配置文件里面的对应“account”的直接链接"></a></h3><p>该命令的示例如下:</p><div class="language-shell codeBlockContainer_Ckt0 theme-code-block" style="--prism-color:#393A34;--prism-background-color:#f6f8fa"><div class="codeBlockContent_biex"><pre tabindex="0" class="prism-code language-shell codeBlock_bY9V thin-scrollbar"><code class="codeBlockLines_e6Vv"><span class="token-line" style="color:#393A34"><span class="token plain">$ </span><span class="token function" style="color:#d73a49">sh</span><span class="token plain"> mqadmin deleteAccessConfig -n </span><span class="token number" style="color:#36acaa">192.168</span><span class="token plain">.1.2:9876 -c DefaultCluster -a RocketMQ</span><br></span></code></pre><div class="buttonGroup__atx"><button type="button" aria-label="复制代码到剪贴板" title="复制" class="clean-btn"><span class="copyButtonIcons_eSgA" aria-hidden="true"><svg viewBox="0 0 24 24" class="copyButtonIcon_y97N"><path fill="currentColor" d="M19,21H8V7H19M19,5H8A2,2 0 0,0 6,7V21A2,2 0 0,0 8,23H19A2,2 0 0,0 21,21V7A2,2 0 0,0 19,5M16,1H4A2,2 0 0,0 2,3V17H4V3H16V1Z"></path></svg><svg viewBox="0 0 24 24" class="copyButtonSuccessIcon_LjdS"><path fill="currentColor" d="M21,7L9,19L3.5,13.5L4.91,12.09L9,16.17L19.59,5.59L21,7Z"></path></svg></span></button></div></div></div><p>说明:如果指定的是集群名称,则会在集群中各个broker节点执行该命令;否则会在单个broker节点执行该命令。
其中,参数&quot;a&quot;为Access Key的值,用以标识唯一账户id,因此该命令的参数中指定账户id即可。</p><table><thead><tr><th>参数</th><th>取值</th><th>含义</th></tr></thead><tbody><tr><td>n</td><td>eg:192.168.1.2:9876</td><td>namesrv地址(必填)</td></tr><tr><td>c</td><td>eg:DefaultCluster</td><td>指定集群名称(与broker地址二选一)</td></tr><tr><td>b</td><td>eg:192.168.12.134:10911</td><td>指定broker地址(与集群名称二选一)</td></tr><tr><td>a</td><td>eg:RocketMQ</td><td>Access Key的值(必填)</td></tr></tbody></table><h3 class="anchor anchorWithStickyNavbar_LWe7" id="73-更新acl配置文件里面中的全局白名单">7.3 更新ACL配置文件里面中的全局白名单<a href="#73-更新acl配置文件里面中的全局白名单" class="hash-link" aria-label="7.3 更新ACL配置文件里面中的全局白名单的直接链接" title="7.3 更新ACL配置文件里面中的全局白名单的直接链接"></a></h3><p>该命令的示例如下:</p><div class="language-shell codeBlockContainer_Ckt0 theme-code-block" style="--prism-color:#393A34;--prism-background-color:#f6f8fa"><div class="codeBlockContent_biex"><pre tabindex="0" class="prism-code language-shell codeBlock_bY9V thin-scrollbar"><code class="codeBlockLines_e6Vv"><span class="token-line" style="color:#393A34"><span class="token plain">$ </span><span class="token function" style="color:#d73a49">sh</span><span class="token plain"> mqadmin updateGlobalWhiteAddr -n </span><span class="token number" style="color:#36acaa">192.168</span><span class="token plain">.1.2:9876 -b </span><span class="token number" style="color:#36acaa">192.168</span><span class="token plain">.12.134:10911 -g </span><span class="token number" style="color:#36acaa">10.10</span><span class="token plain">.154.1,10.10.154.2</span><br></span></code></pre><div class="buttonGroup__atx"><button type="button" aria-label="复制代码到剪贴板" title="复制" class="clean-btn"><span class="copyButtonIcons_eSgA" aria-hidden="true"><svg viewBox="0 0 24 24" class="copyButtonIcon_y97N"><path fill="currentColor" d="M19,21H8V7H19M19,5H8A2,2 0 0,0 6,7V21A2,2 0 0,0 8,23H19A2,2 0 0,0 21,21V7A2,2 0 0,0 19,5M16,1H4A2,2 0 0,0 2,3V17H4V3H16V1Z"></path></svg><svg viewBox="0 0 24 24" class="copyButtonSuccessIcon_LjdS"><path fill="currentColor" d="M21,7L9,19L3.5,13.5L4.91,12.09L9,16.17L19.59,5.59L21,7Z"></path></svg></span></button></div></div></div><p>说明:如果指定的是集群名称,则会在集群中各个broker节点执行该命令;否则会在单个broker节点执行该命令。
其中,参数&quot;g&quot;为全局IP白名的值,用以更新ACL配置文件中的“globalWhiteRemoteAddresses”字段的属性值。</p><table><thead><tr><th>参数</th><th>取值</th><th>含义</th></tr></thead><tbody><tr><td>n</td><td>eg:192.168.1.2:9876</td><td>namesrv地址(必填)</td></tr><tr><td>c</td><td>eg:DefaultCluster</td><td>指定集群名称(与broker地址二选一)</td></tr><tr><td>b</td><td>eg:192.168.12.134:10911</td><td>指定broker地址(与集群名称二选一)</td></tr><tr><td>g</td><td>eg:10.10.154.1,10.10.154.2</td><td>全局IP白名单(必填)</td></tr></tbody></table><h3 class="anchor anchorWithStickyNavbar_LWe7" id="74-查询集群broker的acl配置文件版本信息">7.4 查询集群/Broker的ACL配置文件版本信息<a href="#74-查询集群broker的acl配置文件版本信息" class="hash-link" aria-label="7.4 查询集群/Broker的ACL配置文件版本信息的直接链接" title="7.4 查询集群/Broker的ACL配置文件版本信息的直接链接"></a></h3><p>该命令的示例如下:</p><div class="language-shell codeBlockContainer_Ckt0 theme-code-block" style="--prism-color:#393A34;--prism-background-color:#f6f8fa"><div class="codeBlockContent_biex"><pre tabindex="0" class="prism-code language-shell codeBlock_bY9V thin-scrollbar"><code class="codeBlockLines_e6Vv"><span class="token-line" style="color:#393A34"><span class="token plain">$ </span><span class="token function" style="color:#d73a49">sh</span><span class="token plain"> mqadmin clusterAclConfigVersion -n </span><span class="token number" style="color:#36acaa">192.168</span><span class="token plain">.1.2:9876 -c DefaultCluster</span><br></span></code></pre><div class="buttonGroup__atx"><button type="button" aria-label="复制代码到剪贴板" title="复制" class="clean-btn"><span class="copyButtonIcons_eSgA" aria-hidden="true"><svg viewBox="0 0 24 24" class="copyButtonIcon_y97N"><path fill="currentColor" d="M19,21H8V7H19M19,5H8A2,2 0 0,0 6,7V21A2,2 0 0,0 8,23H19A2,2 0 0,0 21,21V7A2,2 0 0,0 19,5M16,1H4A2,2 0 0,0 2,3V17H4V3H16V1Z"></path></svg><svg viewBox="0 0 24 24" class="copyButtonSuccessIcon_LjdS"><path fill="currentColor" d="M21,7L9,19L3.5,13.5L4.91,12.09L9,16.17L19.59,5.59L21,7Z"></path></svg></span></button></div></div></div><p>说明:如果指定的是集群名称,则会在集群中各个broker节点执行该命令;否则会在单个broker节点执行该命令。</p><table><thead><tr><th>参数</th><th>取值</th><th>含义</th></tr></thead><tbody><tr><td>n</td><td>eg:192.168.1.2:9876</td><td>namesrv地址(必填)</td></tr><tr><td>c</td><td>eg:DefaultCluster</td><td>指定集群名称(与broker地址二选一)</td></tr><tr><td>b</td><td>eg:192.168.12.134:10911</td><td>指定broker地址(与集群名称二选一)</td></tr></tbody></table><h3 class="anchor anchorWithStickyNavbar_LWe7" id="75-查询集群broker的acl配置文件全部内容">7.5 查询集群/Broker的ACL配置文件全部内容<a href="#75-查询集群broker的acl配置文件全部内容" class="hash-link" aria-label="7.5 查询集群/Broker的ACL配置文件全部内容的直接链接" title="7.5 查询集群/Broker的ACL配置文件全部内容的直接链接"></a></h3><p>该命令的示例如下:</p><div class="language-shell codeBlockContainer_Ckt0 theme-code-block" style="--prism-color:#393A34;--prism-background-color:#f6f8fa"><div class="codeBlockContent_biex"><pre tabindex="0" class="prism-code language-shell codeBlock_bY9V thin-scrollbar"><code class="codeBlockLines_e6Vv"><span class="token-line" style="color:#393A34"><span class="token plain">$ </span><span class="token function" style="color:#d73a49">sh</span><span class="token plain"> mqadmin getAccessConfigSubCommand -n </span><span class="token number" style="color:#36acaa">192.168</span><span class="token plain">.1.2:9876 -c DefaultCluster</span><br></span></code></pre><div class="buttonGroup__atx"><button type="button" aria-label="复制代码到剪贴板" title="复制" class="clean-btn"><span class="copyButtonIcons_eSgA" aria-hidden="true"><svg viewBox="0 0 24 24" class="copyButtonIcon_y97N"><path fill="currentColor" d="M19,21H8V7H19M19,5H8A2,2 0 0,0 6,7V21A2,2 0 0,0 8,23H19A2,2 0 0,0 21,21V7A2,2 0 0,0 19,5M16,1H4A2,2 0 0,0 2,3V17H4V3H16V1Z"></path></svg><svg viewBox="0 0 24 24" class="copyButtonSuccessIcon_LjdS"><path fill="currentColor" d="M21,7L9,19L3.5,13.5L4.91,12.09L9,16.17L19.59,5.59L21,7Z"></path></svg></span></button></div></div></div><p>说明:如果指定的是集群名称,则会在集群中各个broker节点执行该命令;否则会在单个broker节点执行该命令。</p><table><thead><tr><th>参数</th><th>取值</th><th>含义</th></tr></thead><tbody><tr><td>n</td><td>eg:192.168.1.2:9876</td><td>namesrv地址(必填)</td></tr><tr><td>c</td><td>eg:DefaultCluster</td><td>指定集群名称(与broker地址二选一)</td></tr><tr><td>b</td><td>eg:192.168.12.134:10911</td><td>指定broker地址(与集群名称二选一)</td></tr></tbody></table><p><strong>特别注意</strong>开启Acl鉴权认证后导致Master/Slave和Dledger模式下Broker同步数据异常的问题,
在社区<!-- -->[4.5.1]<!-- -->版本中已经修复,具体的PR链接为:<a href="https://github.com/apache/rocketmq/pull/1149%EF%BC%9B" target="_blank" rel="noopener noreferrer">https://github.com/apache/rocketmq/pull/1149;</a></p></div><footer class="theme-doc-footer docusaurus-mt-lg"><div class="theme-doc-footer-edit-meta-row row"><div class="col"><a href="https://github.com/apache/rocketmq-site/tree/new-official-website/docs/05-bestPractice/04access.md" target="_blank" rel="noreferrer noopener" class="theme-edit-this-page"><svg fill="currentColor" height="20" width="20" viewBox="0 0 40 40" class="iconEdit_Z9Sw" aria-hidden="true"><g><path d="m34.5 11.7l-3 3.1-6.3-6.3 3.1-3q0.5-0.5 1.2-0.5t1.1 0.5l3.9 3.9q0.5 0.4 0.5 1.1t-0.5 1.2z m-29.5 17.1l18.4-18.5 6.3 6.3-18.4 18.4h-6.3v-6.2z"></path></g></svg>编辑此页</a></div><div class="col lastUpdated_vwxv"></div></div></footer></article><nav class="pagination-nav docusaurus-mt-lg" aria-label="文件选项卡"><a class="pagination-nav__link pagination-nav__link--prev" href="/zh/docs/4.x/bestPractice/03messagetra"><div class="pagination-nav__sublabel">上一页</div><div class="pagination-nav__label">消息轨迹</div></a><a class="pagination-nav__link pagination-nav__link--next" href="/zh/docs/4.x/bestPractice/05JVMOS"><div class="pagination-nav__sublabel">下一页</div><div class="pagination-nav__label">JVM/OS配置</div></a></nav></div></div><div class="col col--3"><div class="tableOfContents_bqdL thin-scrollbar theme-doc-toc-desktop"><ul class="table-of-contents table-of-contents__left-border"><li><a href="#1权限控制特性介绍" class="table-of-contents__link toc-highlight">1.权限控制特性介绍</a></li><li><a href="#2-权限控制的定义与属性值" class="table-of-contents__link toc-highlight">2. 权限控制的定义与属性值</a><ul><li><a href="#21权限定义" class="table-of-contents__link toc-highlight">2.1权限定义</a></li><li><a href="#22-权限定义的关键属性" class="table-of-contents__link toc-highlight">2.2 权限定义的关键属性</a></li></ul></li><li><a href="#3-支持权限控制的集群部署" class="table-of-contents__link toc-highlight">3. 支持权限控制的集群部署</a></li><li><a href="#4-权限控制主要流程" class="table-of-contents__link toc-highlight">4. 权限控制主要流程</a><ul><li><a href="#41-权限解析" class="table-of-contents__link toc-highlight">4.1 权限解析</a></li><li><a href="#42-权限校验" class="table-of-contents__link toc-highlight">4.2 权限校验</a></li></ul></li><li><a href="#5-热加载修改后权限控制定义" class="table-of-contents__link toc-highlight">5. 热加载修改后权限控制定义</a></li><li><a href="#6-权限控制的使用限制" class="table-of-contents__link toc-highlight">6. 权限控制的使用限制</a></li><li><a href="#7-acl-mqadmin配置管理命令" class="table-of-contents__link toc-highlight">7. ACL mqadmin配置管理命令</a><ul><li><a href="#71-更新acl配置文件中account的属性值" class="table-of-contents__link toc-highlight">7.1 更新ACL配置文件中“account”的属性值</a></li><li><a href="#72-删除acl配置文件里面的对应account" class="table-of-contents__link toc-highlight">7.2 删除ACL配置文件里面的对应“account”</a></li><li><a href="#73-更新acl配置文件里面中的全局白名单" class="table-of-contents__link toc-highlight">7.3 更新ACL配置文件里面中的全局白名单</a></li><li><a href="#74-查询集群broker的acl配置文件版本信息" class="table-of-contents__link toc-highlight">7.4 查询集群/Broker的ACL配置文件版本信息</a></li><li><a href="#75-查询集群broker的acl配置文件全部内容" class="table-of-contents__link toc-highlight">7.5 查询集群/Broker的ACL配置文件全部内容</a></li></ul></li></ul></div></div></div></div></main></div></div><footer class="footer footer--dark"><div class="container container-fluid"><div class="row footer__links"><div class="col footer__col"><div class="footer__title">Learn</div><ul class="footer__items clean-list"><li class="footer__item"><a class="footer__link-item" 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