{"id":10006443,"date":"2022-09-08T18:37:00","date_gmt":"2022-09-08T10:37:00","guid":{"rendered":"https:\/\/ityet.com\/?p=10006443"},"modified":"2022-09-08T18:37:00","modified_gmt":"2022-09-08T10:37:00","slug":"etcd-v3%e7%89%88%e6%9c%ac%e7%94%9f%e4%ba%a7%e7%ba%a7%e9%9b%86%e7%be%a4%e6%90%ad%e5%bb%ba%e4%bb%a5%e5%8f%8a%e5%ae%9e%e7%8e%b0%e4%b8%80%e9%94%ae%e5%90%af%e5%8a%a8%e8%84%9a%e6%9c%ac","status":"publish","type":"post","link":"https:\/\/itmax.cn\/?p=10006443","title":{"rendered":"etcd v3\u7248\u672c\u751f\u4ea7\u7ea7\u96c6\u7fa4\u642d\u5efa\u4ee5\u53ca\u5b9e\u73b0\u4e00\u952e\u542f\u52a8\u811a\u672c"},"content":{"rendered":"<p>\u672c\u4e13\u680f\u7684\u4e0a\u4e00\u7bc7\u6587\u7ae0\u5199\u4e86\u300a\u957f\u7bc7\u56fe\u89e3etcd\u6838\u5fc3\u5e94\u7528\u573a\u666f\u53ca\u7f16\u7801\u5b9e\u6218\u300b\uff0c\u672c\u6587\u7ee7\u7eed\u3002\u540e\u7eed\u8ba1\u5212\u7ae0\u8282\u5185\u5bb9\u5982\u4e0b\uff1a<\/p>\n<ul>\n<li>\u300a\u957f\u7bc7\u56fe\u89e3etcd\u6838\u5fc3\u5e94\u7528\u573a\u666f\u53ca\u7f16\u7801\u5b9e\u6218\u300b<\/li>\n<li>\u300a\u642d\u5efa\u9ad8\u53ef\u7528etcd\u96c6\u7fa4\u300b<\/li>\n<li>\u300a\u57fa\u4e8eetcd\u5b9e\u73b0\u5206\u5e03\u5f0f\u9501\uff08java\u4ee3\u7801\u5b9e\u73b0\uff09\u300b<\/li>\n<li>\u300a\u57fa\u4e8eetcd\u5b9e\u73b0\u914d\u7f6e\u53d8\u66f4\u901a\u77e5\uff08java\u4ee3\u7801\u5b9e\u73b0\uff09\u300b<\/li>\n<li>\u300a\u57fa\u4e8eetcd\u5b9e\u73b0\u670d\u52a1\u6ce8\u518c\u4e0e\u53d1\u73b0\uff08java\u4ee3\u7801\u5b9e\u73b0\uff09\u300b<\/li>\n<li>\u300a\u57fa\u4e8eetcd\u5b9e\u73b0\u5206\u5e03\u5f0f\u7cfb\u7edf\u8282\u70b9leader\u9009\u4e3e\uff08java\u4ee3\u7801\u5b9e\u73b0\uff09\u300b<\/li>\n<\/ul>\n<p>\u5f88\u591a\u4eba\u77e5\u9053etcd\u662f\u56e0\u4e3akubernetes\uff0c\u6240\u4ee5\u6700\u5e38\u7528\u7684etcd\u96c6\u7fa4\u7684\u642d\u5efa\u65b9\u6cd5\u662f\u901a\u8fc7k8s\u6765\u914d\u7f6e\u542f\u52a8\u4e00\u4e2aetcd\u96c6\u7fa4\u3002\u4f46\u662fetcd\u9664\u4e86\u642d\u914dk8s\u8fdb\u884c\u4f7f\u7528\uff0c\u8fd8\u6709\u5f88\u591a\u5176\u4ed6\u7684\u5e94\u7528\u573a\u666f\uff0c\u6bd4\u5982\uff1a\u5206\u5e03\u5f0f\u9501\u3001\u914d\u7f6e\u53d8\u66f4\u901a\u77e5\u3001\u5206\u5e03\u5f0f\u7cfb\u7edf\u591a\u8282\u70b9\u7684leader\u9009\u4e3e\u7b49\u3002\u6240\u4ee5\u6b64\u6587\u4e3a\u5927\u5bb6\u4ecb\u7ecd\u7684etcd\u96c6\u7fa4\u5b89\u88c5\u8131\u79bbk8s\uff0c\u5c31\u662f\u5728linux\u670d\u52a1\u5668\u4e0a\u76f4\u63a5\u5b89\u88c5etcd\u7684\u9ad8\u53ef\u7528\u670d\u52a1\u96c6\u7fa4\u3002<\/p>\n<h2>\u4e00\u3001\u51c6\u5907\u5de5\u4f5c<\/h2>\n<p>\u4ee5\u4e0b\u7684\u51c6\u5907\u5de5\u4f5c\u5728\u4e09\u53f0\u670d\u52a1\u5668\u4e0a\u90fd\u8981\u5b8c\u6210<\/p>\n<h3>1.1. \u89c4\u5212\u4e3b\u673a\u670d\u52a1\u5668<\/h3>\n<p>\u9996\u5148\u9700\u8981\u89c4\u5212\u670d\u52a1\u5668\uff0c\u56e0\u4e3aetcd\u96c6\u7fa4\u9700\u8981\u9009\u4e3eLeader\uff0c\u6240\u4ee5\u5efa\u8bae\u96c6\u7fa4\u8282\u70b9\u7684\u4e2a\u6570\u662f3\u6216\u80055\u3002\u4e5f\u4e0d\u8981\u592a\u591a\uff0c\u8282\u70b9\u4e4b\u95f4\u4f1a\u6709\u6570\u636e\u590d\u5236\u4fdd\u8bc1\u6570\u636e\u4e00\u81f4\u6027\uff0c\u8282\u70b9\u8d8a\u591a\u7f51\u7edc\u53ca\u670d\u52a1\u5668\u6027\u80fd\u6d88\u8017\u8d8a\u5927\u3002\u9700\u8981\u786e\u4fdd\u670d\u52a1\u5668\u4e4b\u95f4\u7684\u7f51\u7edc\u8054\u901a\u6027\u3002<br \/><img decoding=\"async\" referrerpolicy=\"no-referrer\" src=\"https:\/\/segmentfault.com\/img\/bVc2hsh\" alt=\"\" title=\"\" loading=\"lazy\"><\/p>\n<p>\u4f7f\u7528root\u7528\u6237\u5728<code>\/etc\/hosts<\/code>\u6587\u4ef6\u4e2d\u8ffd\u52a0\u5982\u4e0b\u7684\u914d\u7f6e\uff0c\u4f7f\u4e3b\u673a\u540d\u79f0hostname\u4e0eip\u4e4b\u95f4\u5efa\u7acb\u6620\u5c04\u5173\u7cfb\u3002\u8bbf\u95eepeer1\u5c31\u662f\u8bbf\u95ee\u5bf9\u5e94\u7684\u4e3b\u673aip\u3002<\/p>\n<pre><code>192.168.161.3       peer1\n192.168.161.4       peer2\n192.168.161.5       peer3<\/code><\/pre>\n<h3>1.2. \u65b0\u5efaetcd\u7528\u6237<\/h3>\n<p>\u5728CentOS\u7684linux\u53d1\u884c\u7248\u4e0b\uff0c\u6267\u884c\u5982\u4e0b\u547d\u4ee4\u4f1a\u521b\u5efa\u7528\u6237\u53ca\u7528\u6237\u7ec4etcd\uff0c\u5e76\u81ea\u52a8\u521b\u5efa<code>\/home\/etcd<\/code>\u76ee\u5f55\u3002\u5982\u679c\u4f60\u4f7f\u7528\u7684\u662f\u5176\u4ed6\u7684\u64cd\u4f5c\u7cfb\u7edf\u53d1\u884c\u7248\uff0c\u53ef\u80fd\u9700\u8981\u4f7f\u7528<code>useradd<\/code>\u547d\u4ee4\uff0c\u5e76\u81ea\u884c\u521b\u5efa\u8fd9\u4e2a\u76ee\u5f55\u3002<\/p>\n<pre><code>groupadd etcd\nadduser -g etcd etcd<\/code><\/pre>\n<p>\u4f7f\u7528root\u7528\u6237\u65b0\u5efa\u7528\u6237\u53ca\u7528\u6237\u4e3b\u76ee\u5f55\u3002\u9ed8\u8ba4\u7684\u65b0\u5efa\u7528\u6237\u662f\u6ca1\u6709\u5bc6\u7801\uff0c\u53ef\u4ee5\u4f7f\u7528<code>passwd  etcd<\/code>\u547d\u4ee4\u4e3a\u5176\u8bbe\u7f6e\u5bc6\u7801\u3002<\/p>\n<h3>1.3.\u5f00\u653e\u9632\u706b\u5899\u7aef\u53e3<\/h3>\n<p>\u5f00\u653e\u9632\u706b\u5899\uff0c\u4f7f\u7528\u5982\u4e0b3\u6761\u547d\u4ee4\u5f00\u653eetcd\u7684\u6807\u51c6\u7aef\u53e32379\u30012380\u7684\u7aef\u53e3\u3002\u7b14\u8005\u5728\u5b9e\u9645\u5b89\u88c5\u7684\u8fc7\u7a0b\u4e2d\uff0c\u901a\u5e38\u4e0d\u4f7f\u7528\u8fd92\u4e2a\u7aef\u53e3\uff0c\u56e0\u4e3a\u7aef\u53e3\u8d8a\u56fa\u5b9a\uff0c\u88ab\u653b\u51fb\u7684\u53ef\u80fd\u6027\u5c31\u8d8a\u5927\u3002\u6211\u4eec\u968f\u673a\u9009\u62e9\u4e00\u4e2a\u4e0d\u5e38\u7528\u7684\u7aef\u53e3\uff0c\u5b89\u5168\u6027\u4f1a\u66f4\u597d\u4e00\u4e9b\uff0c\u8fd9\u91cc\u6211\u8fd8\u662f\u4f7f\u7528\u6807\u51c6\u7aef\u53e3\u4e86\u3002<strong>\u96c6\u7fa4\u5185\u90e8\u7684\u5404\u4e2a\u8282\u70b9\u901a\u8fc72380\u7aef\u53e3\u8fdb\u884c\u901a\u4fe1\uff0c2379\u7aef\u53e3\u8d1f\u8d23\u5bf9\u5916\u4e0e\u5ba2\u6237\u7aef\u901a\u4fe1<\/strong><\/p>\n<pre><code>firewall-cmd --zone=public --add-port=2379\/tcp --permanent;\nfirewall-cmd --zone=public --add-port=2380\/tcp --permanent;\nfirewall-cmd --reload<\/code><\/pre>\n<p>\u4f7f\u7528root\u7528\u6237\u64cd\u4f5c\u9632\u706b\u5899\u3002<\/p>\n<h3>1.4.\u521b\u5efa\u5fc5\u8981\u7684\u76ee\u5f55<\/h3>\n<p>\u4f7f\u7528<code>su - etcd<\/code>\u4eceroot\u7528\u6237\u5207\u6362\u5230etcd\u7528\u6237\uff0c\u5728etcd\u7528\u6237\u7684\u4e3b\u76ee\u5f55<code>\/home\/etcd<\/code>\u4e0b\u9762\u65b0\u5efa\u5982\u4e0b\u7684\u76ee\u5f55, \u7528\u4e8eetcd\u6570\u636e\u5b58\u50a8<\/p>\n<pre><code>mkdir -p \/home\/etcd\/data;<\/code><\/pre>\n<h3>1.5.\u4e0b\u8f7detcd\u5e76\u89e3\u538b<\/h3>\n<p>etcd\u7528\u6237\u4e0b\u8f7detcd\u5b89\u88c5\u5305\uff0c\u4ecegithub\u4e0a\u4e0b\u8f7d\u6bd4\u8f83\u6162\uff0c\u6211\u9009\u62e9\u7684\u662f\u56fd\u5185\u534e\u4e3a\u4e91\u63d0\u4f9b\u7684\u52a0\u901f\u955c\u50cf\u3002\u5982\u679c\u4f60\u4e0d\u60f3\u4f7f\u7528\u6211\u7684\u7248\u672c\uff0c\u4f60\u4e5f\u53ef\u4ee5\u641c\u7d22\u201cetcd\u56fd\u5185\u4e0b\u8f7d\u52a0\u901f\u201d\u9009\u62e9\u81ea\u5df1\u9700\u8981\u7684\u7248\u672c\u3002wget\u547d\u4ee4\u4e0b\u8f7d\uff0ctar\u547d\u4ee4\u8fdb\u884c\u89e3\u538b\uff0c\u8fd9\u4e2a\u4e0d\u5fc5\u591a\u8bf4\u3002<\/p>\n<pre><code>wget https:\/\/mirrors.huaweicloud.com\/etcd\/v3.5.4\/etcd-v3.5.4-linux-amd64.tar.gz;\ntar -xzvf \/home\/etcd\/etcd-v3.5.4-linux-amd64.tar.gz;<\/code><\/pre>\n<h3>1.6. \u96c6\u7fa4\u4e3b\u673a\u514d\u5bc6\u767b\u9646<\/h3>\n<p>\u540e\u7eed\u6211\u4eec\u5728\u8fdb\u884cetcd\u8fd0\u7ef4\uff0c\u6bd4\u5982\u8bf4\u542f\u52a8\u96c6\u7fa4\u7684\u65f6\u5019\u4e0d\u5e0c\u671b\u4e00\u53f0\u670d\u52a1\u5668\u4e00\u53f0\u670d\u52a1\u5668\u7684\u6267\u884c\u547d\u4ee4\uff0c\u800c\u662f\u5e0c\u671b\u5728\u4e00\u53f0\u670d\u52a1\u5668\u4e0a\u5b8c\u6210\u64cd\u4f5c\uff0c\u8fd9\u5c31\u9700\u8981\u96c6\u7fa4etcd\u7528\u6237\u4e4b\u95f4\u80fd\u591f\u514d\u5bc6\u767b\u9646\u5bf9\u65b9\u3002\u8fd9\u91cc\u6211\u5c31\u7b80\u5355\u4ecb\u7ecd\u4e86\uff0c\u8bb2\u89e3\u8be5\u5982\u4f55\u5b9e\u73b0\uff0c\u539f\u7406\u5927\u5bb6\u641c\u6587\u7ae0\u5b66\u4e60\u4e0b\u3002etcd\u6743\u9650\u7528\u6237\u6839\u76ee\u5f55\u4e0b\u6267\u884c\u5982\u4e0b\u547d\u4ee4\uff0c\u4e0d\u8bba\u63d0\u793a\u8f93\u5165\u4ec0\u4e48\uff0c\u4e00\u8def\u56de\u8f66\u5373\u53ef\u3002<\/p>\n<pre><code>ssh-keygen -t rsa<\/code><\/pre>\n<ul>\n<li>\n<p>\u5c06\u516c\u94a5\u4fdd\u5b58\u5230authorized_keys\u6587\u4ef6\u4e2d<\/p>\n<pre><code>cat ~\/.ssh\/id_rsa.pub &gt; ~\/.ssh\/authorized_keys<\/code><\/pre>\n<\/li>\n<li>\u5c06\u516c\u94a5\u5206\u53d1\u7ed9peer2\u3001peer3\u4e3b\u673a\u3002\u6309\u63d0\u793a\u8f93\u5165etcd\u7684\u767b\u9646\u5bc6\u7801<\/li>\n<\/ul>\n<pre><code>ssh-copy-id -i ~\/.ssh\/id_rsa.pub -p22 etcd@peer2;<\/code><\/pre>\n<p>\u9700\u8981\u5206\u5f00\u6267\u884c\uff0c\u56e0\u4e3a\u6267\u884c\u547d\u4ee4\u7684\u8fc7\u7a0b\u4e2d\u9700\u8981\u8f93\u5165\u5bc6\u7801\u3002<\/p>\n<pre><code>ssh-copy-id -i ~\/.ssh\/id_rsa.pub -p22 etcd@peer3;<\/code><\/pre>\n<p>\u8fd9\u6837\uff0c\u6211\u4eecpeer1\u514d\u5bc6\u767b\u5f55peer2\u3001peer3\u7684\u914d\u7f6e\u5de5\u4f5c\u5c31\u5b8c\u6210\u4e86\u3002  \u540c\u6837\u7684\u64cd\u4f5c\uff0c\u5728peer2\u3001peer3\u670d\u52a1\u5668\u4e0a\u6267\u884c\uff0c\u5c06\u81ea\u5df1\u7684\u516c\u94a5\u53d1\u7ed9\u53e6\u59162\u53f0\u670d\u52a1\u5668\uff0c\u4e3b\u673a\u540d\u79f0\u66ff\u6362\u4e00\u4e0b\u3002\u8fd9\u6837\u8bbe\u7f6e\u5b8c\u6210\u4e4b\u540e\uff0c\u6211\u4eec\u5728\u8fd9\u4e09\u53f0\u670d\u52a1\u5668\u4e2d\u7684\u4efb\u610f\u4e00\u53f0\u670d\u52a1\u5668\u4e0aetcd\u7528\u6237\u4e0b\u6267\u884c\u5982<code>ssh etcd@peer3<\/code>\u5c31\u53ef\u4ee5\u767b\u9646peer3\uff0c\u4e0d\u9700\u8981\u8f93\u5165\u5bc6\u7801\uff0c\u8bc1\u660e\u6211\u4eec\u7684\u64cd\u4f5c\u6210\u529f\u4e86\u3002<\/p>\n<h2>\u4e8c\u3001\u96c6\u7fa4\u542f\u52a8\u4e0e\u9a8c\u8bc1<\/h2>\n<h3>2.1. \u4e00\u952e\u542f\u52a8\u811a\u672c\u5b9e\u73b0<\/h3>\n<p>\u5b8c\u6210\u4e0a\u9762\u7684\u51c6\u5907\u5de5\u4f5c\uff0c\u5b9e\u9645\u4e0a\u6211\u4eec\u7684etcd\u96c6\u7fa4\u5b89\u88c5\u5c31\u5df2\u7ecf\u5b8c\u6210\u4e86\uff0c\u5b9e\u9645\u7684\u5b89\u88c5\u52a8\u4f5c\u5c31\u662f\u89e3\u538b\uff0c\u89e3\u538b\u76ee\u5f55\u4e0b\u7684etcd\u3001etcdctl\u3001etcdutl\u90fd\u662f\u53ef\u6267\u884c\u6587\u4ef6\uff0c\u53ef\u4ee5\u76f4\u63a5\u4f7f\u7528\u3002<\/p>\n<p>\u4e0b\u9762\u6211\u4eec\u4f7f\u7528\u8fd9\u4e2a\u811a\u672c\u6765\u542f\u52a8etcd\u96c6\u7fa4\uff08<strong>\u53ea\u9700\u8981\u5728\u89c4\u5212\u597d\u76843\u53f0\u670d\u52a1\u5668\u4e0a\u4efb\u610f\u4e00\u53f0\u6267\u884c\u4e00\u6b21\u8be5\u811a\u672c\u5373\u53ef<\/strong>\uff09\u3002\u6211\u4eec\u7ed9\u8fd9\u4e2a\u811a\u672c\u8d77\u4e2a\u540d\u5b57<code>start-etcds.sh<\/code>,\u5e76\u7ed9\u5b83\u8d4b\u4e88\u53ef\u6267\u884c\u6743\u9650\u3002<\/p>\n<pre><code class=\"sh\">#!\/bin\/bash\n\n## ------------config-----------------\nexport ETCDCTL_API=3\nCLUSTER_TOKEN=etcdcluster01\nDATADIR=\/home\/etcd\/data\nHOSTNAME1=peer1\nHOSTNAME2=peer2\nHOSTNAME3=peer3\nHOSTIP1=192.168.161.3\nHOSTIP2=192.168.161.4\nHOSTIP3=192.168.161.5\nCLUSTER=${HOSTNAME1}=http:\/\/${HOSTIP1}:2380,${HOSTNAME2}=http:\/\/${HOSTIP2}:2380,${HOSTNAME3}=http:\/\/${HOSTIP3}:2380\nCLUSTER_IPS=(${HOSTIP1}  ${HOSTIP2}  ${HOSTIP3})\nCLUSTER_NAMES=(${HOSTNAME1}  ${HOSTNAME2}  ${HOSTNAME3})\n\n## ---------------start etcd node------------------\nfor i in $(seq 0 `expr ${#CLUSTER_IPS[@]} - 1`); do\n    nodeip=${CLUSTER_IPS[i]}\n    nodename=${CLUSTER_NAMES[i]}\n\n    ssh -T $nodeip &lt;&lt;EOF\n    nohup \/home\/etcd\/etcd-v3.5.4-linux-amd64\/etcd  \/\n        --name ${nodename} \/\n        --data-dir  ${DATADIR}  \/\n        --initial-advertise-peer-urls http:\/\/${nodeip}:2380 \/\n        --listen-peer-urls http:\/\/${nodeip}:2380 \/\n        --advertise-client-urls http:\/\/${nodeip}:2379 \/\n        --listen-client-urls http:\/\/${nodeip}:2379 \/\n        --initial-cluster ${CLUSTER} \/\n        --initial-cluster-state new \/\n        --initial-cluster-token ${CLUSTER_TOKEN} &gt;&gt; ${DATADIR}\/etcd.log 2&gt;&amp;1  &amp;\nEOF\necho \u4ece\u8282\u70b9 $nodename \u542f\u52a8etcd\u8282\u70b9...[ done ]\n\nsleep 5\ndone<\/code><\/pre>\n<p>\u8fd9\u4e2a\u811a\u672c\u5206\u6210\u4e24\u4e2a\u90e8\u5206\uff0c\u7b2c\u4e00\u4e2a\u90e8\u5206config\u662f\u6211\u4eec\u81ea\u5b9a\u4e49\u7684shell\u811a\u672c\u53d8\u91cf<\/p>\n<ul>\n<li><code>export ETCDCTL_API=3<\/code>\u8868\u793a\u4f7f\u7528\u7248\u672c\u53f7\u4e3a3\u7684etcdctl API\u3002<\/li>\n<li>CLUSTER_TOKEN\u4e00\u4e2aetcd\u96c6\u7fa4\u6709\u4e00\u4e2a\u552f\u4e00\u7684token\uff0c\u968f\u610f\u8bbe\u7f6e\u4fdd\u8bc1\u552f\u4e00\u6027\u5373\u53ef\u3002<\/li>\n<li>DATADIR\u8868\u793aetcd\u7684\u6570\u636e\u78c1\u76d8\u5b58\u50a8\u8def\u5f84<\/li>\n<li>HOSTNAME1\u30012\u30013\u8868\u793a\u6211\u4eec\u4e8b\u5148\u89c4\u5212\u597d\u76843\u53f0\u670d\u52a1\u5668\u7684\u4e3b\u673a\u540d\u79f0\uff0c\u5373\uff1alinux\u4e3b\u673a<code>hostname<\/code>\u547d\u4ee4\u7684\u6267\u884c\u7ed3\u679c\u3002<\/li>\n<li>HOSTIP1\u30012\u30013\u8868\u793a\u6211\u4eec\u4e8b\u5148\u89c4\u5212\u597d\u76843\u53f0\u670d\u52a1\u5668\u7684IP\u5730\u5740\u3002\uff08\u5982\u679c\u6709\u591a\u5757\u7f51\u5361\uff0c\u8bf7\u9009\u62e9\u5bf9\u5916\u63d0\u4f9b\u670d\u52a1\u7684\u7f51\u5361ip\uff09<\/li>\n<li>CLUSTER\u662fetcd\u96c6\u7fa4\u914d\u7f6e\u7684\u6807\u51c6\u683c\u5f0f<\/li>\n<li>CLUSTER_IPS\u3001CLUSTER_NAMES\u5206\u522b\u662f\u96c6\u7fa4\u670d\u52a1\u5668\u5404\u8282\u70b9\u7684ip\u548c\u4e3b\u673a\u540d\u79f0\u6570\u7ec4<\/li>\n<\/ul>\n<p>\u7b2c\u4e8c\u4e2a\u90e8\u5206\u662fetcd\u96c6\u7fa4\u7684\u542f\u52a8\u811a\u672c\uff0c\u56e0\u4e3a\u6211\u4eec\u5df2\u7ecf\u914d\u7f6e\u4e86etcd\u7528\u6237\u7684\u4e3b\u673a\u4e4b\u95f4\u514d\u5bc6\u767b\u9646\uff0c\u6240\u4ee5\u53ef\u4ee5\u901a\u8fc7\u4e00\u4e2a\u811a\u672c\u542f\u52a83\u53f0\u670d\u52a1\u5668\u4e0a\u7684etcd\u670d\u52a1\u3002<\/p>\n<ul>\n<li><code>for i in $(seq 0 <\/code>expr ${#CLUSTER_IPS[@]} &#8211; 1<code>); do<\/code> \u8868\u793afor\u5faa\u73af\uff0c\u5faa\u73afCLUSTER_IPS\u6570\u7ec4\u7684\u957f\u5ea6\u8d4b\u503c\u7ed9i\uff0c\u6240\u4ee5i\u968f\u7740for\u5faa\u73af\u4f9d\u6b21\u7b49\u4e8e1\u30012\u30013\u3002<\/li>\n<li>nodeip\u3001nodename\u7b49\u4e8eCLUSTER_IPS\u3001CLUSTER_NAMES\u6570\u7ec4\u4e2d\u4e0b\u6807\u4e3ai\u7684\u5143\u7d20\uff0c\u5373\uff1a\u4e3b\u673a\u7684ip\u3001\u4e3b\u673a\u7684\u540d\u79f0\u3002<\/li>\n<li>for\u5faa\u73af\u904d\u53863\u53f0\u670d\u52a1\u5668\uff0c\u4f9d\u6b21\u4f7f\u7528<code>ssh -T $nodeip<\/code>\u767b\u96463\u53f0\u670d\u52a1\u5668\uff0c\u56e0\u4e3a\u4e0a\u6587\u5df2\u7ecf\u505a\u8fc7\u514d\u5bc6\u767b\u9646\uff0c\u6240\u4ee5\u65e0\u9700\u5bc6\u7801\u3002<\/li>\n<li>EOF\u4f5c\u4e3a\u6bb5\u843d\u5206\u5272\uff0c\u5176\u4e2d\u95f4\u5305\u88f9\u7684\u547d\u4ee4\u5c31\u662fetcd\u5b9e\u4f8b\u7684\u542f\u52a8\u547d\u4ee4\u3002<\/li>\n<\/ul>\n<p>etcd\u7684\u542f\u52a8\u547d\u4ee4\u5982\u4e0b\uff1a<\/p>\n<ul>\n<li><code>\/home\/etcd\/etcd-v3.5.4-linux-amd64\/etcd <\/code>:\u542f\u52a8<code>etcd<\/code>\u547d\u4ee4<\/li>\n<li><code>--name<\/code>: etcd\u8282\u70b9\u540d\u79f0\uff0c\u4fdd\u8bc1\u552f\u4e00\u6027\uff0c\u6211\u4eec\u4f7f\u7528etcd\u6240\u90e8\u7f72\u7684\u4e3b\u673a\u540d\u79f0\u5373\u53ef\u3002<\/li>\n<li><code>--data-dir<\/code>: etcd\u6570\u636e\u5b58\u50a8\u4f4d\u7f6e<\/li>\n<li><code>--initial-advertise-peer-urls <\/code> \uff0c<br \/><code>--listen-peer-urls <\/code> \u6307\u5b9a\u5f53\u524d\u8282\u70b9\u4e0e\u96c6\u7fa4\u5185\u5176\u4ed6\u8282\u70b9\u901a\u4fe1\u7684url\u3002\u5982\u679c\u8be5\u8282\u70b9\u5b58\u5728\u7f51\u7edc\u4ee3\u7406\uff0c<code>--initial-advertise-peer-urls <\/code>\u8bbe\u7f6e\u4e3a\u4ee3\u7406\u7684\u5730\u5740\uff1a2379\u3002<\/li>\n<li><code>--advertise-client-urls <\/code>,<br \/><code>--listen-client-urls<\/code>\u6307\u5b9a\u5ba2\u6237\u7aef\u4e0e\u5f53\u524d\u8282\u70b9\u901a\u4fe1\u7684url\u3002\u5982\u679c\u8be5\u8282\u70b9\u5b58\u5728\u7f51\u7edc\u4ee3\u7406\uff0c <code>--advertise-client-urls <\/code>\u8bbe\u7f6e\u4e3a\u4ee3\u7406\u7684\u5730\u5740\uff1a2380\u3002<\/li>\n<li><code>--initial-cluster<\/code>\u96c6\u7fa4\u5404\u8282\u70b9\u7684\u901a\u4fe1\u5730\u5740\u5217\u8868<\/li>\n<li><code>--initial-cluster-state<\/code>\u65b0\u5efa\u7684\u7ea7\u7fa4\u4f7f\u7528new\uff0c\u4e00\u4e2a\u8282\u70b9\u52a0\u5165\u5df2\u7ecf\u5b58\u5728\u7684\u96c6\u7fa4\u7528existing<\/li>\n<li><code>--initial-cluster-token<\/code>\u96c6\u7fa4\u7684token\u552f\u4e00\u6807\u8bc6\u3002<\/li>\n<\/ul>\n<h3>2.2.\u9a8c\u8bc1\u96c6\u7fa4<\/h3>\n<p>\u4f7f\u7528<code>etcdctl member list<\/code>\u67e5\u770b\u5f53\u524d\u7684etcd\u96c6\u7fa4\u5305\u542b\u591a\u5c11\u4e2a\u8282\u70b9\u4ee5\u53ca\u8282\u70b9\u7684\u72b6\u6001<\/p>\n<pre><code class=\"sh\">\/home\/etcd\/etcd-v3.5.4-linux-amd64\/etcdctl \/\n--endpoints=192.168.161.3:2379,192.168.161.4:2379,192.168.161.5:2379 \/\nmember list<\/code><\/pre>\n<p><img decoding=\"async\" referrerpolicy=\"no-referrer\" src=\"https:\/\/segmentfault.com\/img\/bVc2hsj\" alt=\"\" title=\"\" loading=\"lazy\"><\/p>\n<p>\u4e0a\u9762\u7684\u547d\u4ee4\u7ed3\u679c\u4e2d\u80fd\u770b\u5230\u72b6\u6001\u662fstarted\u8bc1\u660e\u6211\u4eec\u7684\u96c6\u7fa4\u5904\u4e8e\u6b63\u5e38\u8fd0\u884c\u72b6\u6001\u3002\u5982\u679c\u60f3\u67e5\u8be2\u96c6\u7fa4\u5185\u90a3\u4e2a\u8282\u70b9\u662fLeader\u8282\u70b9\uff0c\u6211\u66f4\u7ecf\u5e38\u4f7f\u7528\u7684\u547d\u4ee4\u662f\u4e0b\u9762\u7684\u8fd9\u4e2a<\/p>\n<pre><code>\/home\/etcd\/etcd-v3.5.4-linux-amd64\/etcdctl \/\n--endpoints=192.168.161.3:2379,192.168.161.4:2379,192.168.161.5:2379 \/\nendpoint status -w table<\/code><\/pre>\n<p>\u663e\u793a\u7ed3\u679c\u5982\u4e0b\u3002\u53ef\u4ee5\u770b\u5230\u201cIS LEADER=true\u201d\u7684\u8282\u70b9\u662f\u96c6\u7fa4\u7684Leader\u8282\u70b9\uff1a<\/p>\n<p><img decoding=\"async\" referrerpolicy=\"no-referrer\" src=\"https:\/\/segmentfault.com\/img\/bVc2hss\" alt=\"\" title=\"\" loading=\"lazy\"><\/p>\n<p><strong>\u7801\u6587\u4e0d\u6613\uff0c\u5982\u679c\u60a8\u89c9\u5f97\u6709\u5e2e\u52a9\uff0c\u8bf7\u5e2e\u5fd9\u70b9\u51fb\u5728\u770b\u6216\u8005\u5206\u4eab\uff0c\u6ca1\u6709\u60a8\u7684\u652f\u6301\u6211\u53ef\u80fd\u65e0\u6cd5\u575a\u6301\u4e0b\u53bb\uff01<\/strong>  <br \/>\u6b22\u8fce\u5173\u6ce8\u6211\u7684\u516c\u544a\u53f7\uff1a\u5b57\u6bcd\u54e5\u6742\u8c08\uff0c\u56de\u590d003\u8d60\u9001\u4f5c\u8005\u4e13\u680f\u300adocker\u4fee\u70bc\u4e4b\u9053\u300b\u7684PDF\u7248\u672c\uff0c30\u4f59\u7bc7\u7cbe\u54c1docker\u6587\u7ae0\u3002\u5b57\u6bcd\u54e5\u535a\u5ba2\uff1a<a href=\"https:\/\/link.segmentfault.com\/?enc=s88F%2FSWOLdWbU015F5A0Tg%3D%3D.xhE98ZPXiiPXGsGLpzJm4SBiyvmdsB6ocf%2B010mr50g%3D\" rel=\"nofollow\">zimug.com<\/a><\/p>\n<p><a href=\"https:\/\/segmentfault.com\/a\/1190000042450428\">https:\/\/segmentfault.com\/a\/1190000042450428<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u672c\u4e13\u680f\u7684\u4e0a\u4e00\u7bc7\u6587\u7ae0\u5199\u4e86\u300a\u957f\u7bc7\u56fe\u89e3etcd\u6838\u5fc3\u5e94\u7528\u573a\u666f\u53ca\u7f16\u7801\u5b9e\u6218\u300b\uff0c\u672c\u6587\u7ee7\u7eed\u3002\u540e\u7eed\u8ba1\u5212\u7ae0\u8282\u5185\u5bb9\u5982\u4e0b\uff1a \u300a\u957f\u7bc7\u56fe\u89e3 [&hellip;]<\/p>\n","protected":false},"author":0,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_jetpack_memberships_contains_paid_content":false,"footnotes":""},"categories":[],"tags":[],"class_list":["post-10006443","post","type-post","status-publish","format-standard","hentry"],"jetpack_sharing_enabled":true,"jetpack_featured_media_url":"","_links":{"self":[{"href":"https:\/\/itmax.cn\/index.php?rest_route=\/wp\/v2\/posts\/10006443","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/itmax.cn\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/itmax.cn\/index.php?rest_route=\/wp\/v2\/types\/post"}],"replies":[{"embeddable":true,"href":"https:\/\/itmax.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=10006443"}],"version-history":[{"count":0,"href":"https:\/\/itmax.cn\/index.php?rest_route=\/wp\/v2\/posts\/10006443\/revisions"}],"wp:attachment":[{"href":"https:\/\/itmax.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=10006443"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/itmax.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=10006443"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/itmax.cn\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=10006443"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}