[root@k8s-node-1 ~]# yum -y install etcd\n[root@k8s-node-2 ~]# yum -y install etcd\n<\/code><\/pre>\n\n\n\n2.\u4fee\u6539master\u4e2detcd\u914d\u7f6e\u6587\u4ef6<\/em><\/strong><\/p>\n\n\n\n[root@k8s-master ~]# egrep -v \"^#\" \/etc\/etcd\/etcd.conf \nETCD_DATA_DIR=\"\/var\/lib\/etcd\/default.etcd\"\nETCD_LISTEN_PEER_URLS=\"http:\/\/10.0.0.11:2380\"\nETCD_LISTEN_CLIENT_URLS=\"http:\/\/0.0.0.0:2379\"\nETCD_NAME=\"node1\" ###\u4e3b\u8981\u4fee\u6539\u4e86\u8fd9\u4e2a\u4f4d\u7f6e\nETCD_INITIAL_ADVERTISE_PEER_URLS=\"http:\/\/10.0.0.11:2380\"\nETCD_ADVERTISE_CLIENT_URLS=\"http:\/\/10.0.0.11:2379\"###\u4e3b\u8981\u4fee\u6539\u4e86\u8fd9\n\u91cd\u542fetcd\u670d\u52a1\n<\/code><\/pre>\n\n\n\n3.etcd\u96c6\u7fa4\u5176\u5b83\u8282\u70b9\u4fee\u6539\u914d\u7f6e<\/em><\/strong><\/p>\n\n\n\n[root@k8s-node-2 ~]# grep -Ev '^#' \/etc\/etcd\/etcd.conf \nETCD_DATA_DIR=\"\/var\/lib\/etcd\/default.etcd\"\nETCD_LISTEN_PEER_URLS=\"http:\/\/0.0.0.0:2380\"\nETCD_LISTEN_CLIENT_URLS=\"http:\/\/0.0.0.0:2379\"\nETCD_NAME=\"node2\"\nETCD_INITIAL_ADVERTISE_PEER_URLS=\"http:\/\/10.0.0.12:2380\"\nETCD_ADVERTISE_CLIENT_URLS=\"http:\/\/10.0.0.12:2379\"\nETCD_INITIAL_CLUSTER=\"node1=http:\/\/10.0.0.11:2380,node2=http:\/\/10.0.0.12:2380,node3=http:\/\/10.0.0.13:2380\"\nETCD_INITIAL_CLUSTER_TOKEN=\"etcd-cluster\"\nETCD_INITIAL_CLUSTER_STATE=\"existing\"\n[root@k8s-node-2 ~]# grep -Ev '^#' \/etc\/etcd\/etcd.conf \nETCD_DATA_DIR=\"\/var\/lib\/etcd\/default.etcd\"\nETCD_LISTEN_PEER_URLS=\"http:\/\/0.0.0.0:2380\"\nETCD_LISTEN_CLIENT_URLS=\"http:\/\/0.0.0.0:2379\"\nETCD_NAME=\"node3\"\nETCD_INITIAL_ADVERTISE_PEER_URLS=\"http:\/\/10.0.0.13:2380\"\nETCD_ADVERTISE_CLIENT_URLS=\"http:\/\/10.0.0.13:2379\"\nETCD_INITIAL_CLUSTER=\"node1=http:\/\/10.0.0.11:2380,node2=http:\/\/10.0.0.12:2380\"\nETCD_INITIAL_CLUSTER_TOKEN=\"etcd-cluster\"\nETCD_INITIAL_CLUSTER_STATE=\"existing\"\n\n\u76f8\u5173\u53c2\u6570\u8bf4\u660e\u5982\u4e0b:\n\tETCD_DATA_DIR:\n\t\t\u6307\u5b9aETCD\u6570\u636e\u5e93\u7684\u6570\u636e\u5b58\u50a8\u76ee\u5f55\u3002\n\tETCD_LISTEN_PEER_URLS:\n\t\t\u548c\u96c6\u7fa4\u5176\u5b83member\u4e4b\u95f4\u901a\u4fe1\u7684\u5730\u5740\uff0c\u7528\u4e8e\u76d1\u542c\u5176\u4ed6etcd member\u7684url,\u5f3a\u70c8\u5efa\u8bae\u914d\u7f6eIP\u5730\u5740\u3002\n\tETCD_LISTEN_CLIENT_URLS:\n\t\t\u5bf9\u5916\u63d0\u4f9b\u670d\u52a1\u7684\u5730\u5740\u3002\n\tETCD_NAME:\n\t\t\u6307\u5b9a\u5f53\u524d\u7684member\u540d\u79f0\uff0c\u8be5\u540d\u79f0\u8981\u6c42\u96c6\u7fa4\u552f\u4e00\u3002\n\tETCD_INITIAL_ADVERTISE_PEER_URLS:\n\t\t\u8be5\u8282\u70b9\u6210\u5458\u5bf9\u7b49URL\u5730\u5740\uff0c\u4e14\u4f1a\u901a\u544a\u7fa4\u96c6\u7684\u5176\u4f59\u6210\u5458\u8282\u70b9\u3002###\u8282\u70b9\u540c\u6b65\u6570\u636e\u7684\u5730\u5740\n\tETCD_ADVERTISE_CLIENT_URLS: \n\t\t\u6b64member\u7684\u5ba2\u6237\u7aefURL\u5217\u8868\uff0c\u7528\u4e8e\u901a\u544a\u7fa4\u96c6\u7684\u5176\u4f59\u90e8\u5206\u3002\u8fd9\u4e9bURL\u53ef\u4ee5\u5305\u542b\u57df\u540d\u3002###\u8282\u70b9\u5bf9\u5916\u63d0\u4f9b\u670d\u52a1\u7684\u5730\u5740\n\tETCD_INITIAL_CLUSTER:\n\t\t\u6307\u5b9a\u521d\u59cb\u5316\u96c6\u7fa4\u65f6\u96c6\u7fa4\u4e2d\u6240\u6709\u8282\u70b9\u7684\u4fe1\u606f\u3002\u540e\u671f\u6211\u4eec\u53ef\u4ee5\u5728\u547d\u4ee4\u884c\u6dfb\u52a0\u76f8\u5173\u7684member\u8282\u70b9\u54df\u3002\n\tETCD_INITIAL_CLUSTER_TOKEN:\n\t\t\u521b\u5efa\u96c6\u7fa4\u7684 token\uff0c\u8fd9\u4e2a\u503c\u6bcf\u4e2a\u96c6\u7fa4\u4fdd\u6301\u552f\u4e00\u3002\n\t\t\u6b64\u914d\u7f6e\u53ef\u4f7f\u91cd\u65b0\u521b\u5efa\u96c6\u7fa4\uff0c\u5373\u4f7f\u914d\u7f6e\u548c\u4e4b\u524d\u4e00\u6837\uff0c\u4e5f\u4f1a\u518d\u6b21\u751f\u6210\u65b0\u7684\u96c6\u7fa4\u548c\u8282\u70b9uuid;\n\t\t\u5426\u5219\u4f1a\u5bfc\u81f4\u591a\u4e2a\u96c6\u7fa4\u4e4b\u95f4\u7684\u51b2\u7a81\uff0c\u9020\u6210\u672a\u77e5\u7684\u9519\u8bef\u3002\n\tETCD_INITIAL_CLUSTER_STATE:\n\t\t\u6307\u5b9a\u96c6\u7fa4\u7684\u521d\u59cb\u72b6\u6001\uff0c\u5728\u4e00\u6b21\u90e8\u7f72etcd\u96c6\u7fa4\u65f6\u901a\u5e38\u6211\u4eec\u90fd\u4f1a\u8bbe\u7f6e\u4e3a\"new\"\u3002\n\t\t\u5982\u679c\u5c06\u6b64\u9009\u9879\u8bbe\u7f6e\u4e3a\"existing\"\uff0c\u5219etcd\u5c06\u5c1d\u8bd5\u52a0\u5165\u73b0\u6709\u7fa4\u96c6\u3002\n<\/code><\/pre>\n\n\n\n4.master\u4e2d\u7684etcd\u6dfb\u52a0\u65b0\u7684etcd\u8282\u70b9<\/em><\/strong><\/p>\n\n\n\n###\u67e5\u770bmember\u8282\u70b9\u5e76\u66f4\u65b0\u8282\u70b9\u7684peerURLs\uff0c\u5982\u679c\u662flocalhost\u5176\u4ed6\u8282\u70b9\u5c06\u65e0\u6cd5\u52a0\u5165\u96c6\u7fa4\n[root@k8s-master ~]# etcdctl member update 8e9e05c52164694d http:\/\/10.0.0.11:2380<\/code><\/pre>\n\n\n\n![\"\"](\"https:\/\/www.buyao007.icu\/wp-content\/uploads\/2022\/04\/image-74.png\")
<\/figure>\n\n\n\n###\u6dfb\u52a0member\u8282\u70b9node2\n[root@k8s-master ~]# etcdctl member add node2 http:\/\/10.0.0.12:2380\n\u8fd9\u65f6\u5019\u68c0\u67e5\u8282\u70b9\u72b6\u6001\u53d1\u73b0\u96c6\u7fa4\u4e0d\u5065\u5eb7\uff0c\u8fd9\u662f\u56e0\u4e3anode2\u6ca1\u6709\u542f\u52a8\n<\/code><\/pre>\n\n\n\n![\"\"](\"https:\/\/www.buyao007.icu\/wp-content\/uploads\/2022\/04\/image-75.png\")
<\/figure>\n\n\n\n[root@k8s-node-1 ~]# systemctl start etcd.service\n\u518d\u6b21\u68c0\u67e5\u53d1\u73b0\u5df2\u7ecf\u53ef\u4ee5\u4e86\n<\/code><\/pre>\n\n\n\n![\"\"](\"https:\/\/www.buyao007.icu\/wp-content\/uploads\/2022\/04\/image-76.png\")
<\/figure>\n\n\n\n###\u6dfb\u52a0member\u8282\u70b9node3\n\u91cd\u590d\u4e0a\u8ff0\u52a8\u4f5c\u5373\u53ef\n\u7279\u522b\u6ce8\u610f\uff0c\u65b0\u6dfb\u52a0\u8282\u70b9\u8981\u4e00\u4e2a\u4e00\u4e2a\u7684\u6dfb\u52a0\uff0c\u5426\u5219\u5bb9\u6613\u51fa\u95ee\u9898\n<\/code><\/pre>\n\n\n\n5.etcd\u6545\u969c\u5904\u7406<\/em><\/strong><\/p>\n\n\n\n(1)\u4efb\u610f\u9009\u62e9\u4e00\u4e2a\u8282\u70b9\u624b\u52a8\u5236\u4f5c\u6545\u969c\uff0c\u53ea\u9700\u6267\u884c\u4e0b\u97623\u6761\u547d\u4ee4\uff0c\u5219\u4f1a\u5bfc\u81f4\u670d\u52a1\u65e0\u6cd5\u6b63\u5e38\u542f\u52a8\n systemctl stop etcd.service \n >\/var\/lib\/etcd\/default.etcd\/member\/wal\/0000000000000000-0000000000000000.wal \n systemctl start etcd.service \n \n(2)\u5220\u9664\u6545\u969c\u8282\u70b9\u7684\u6570\u636e\n rm -rf \/var\/lib\/etcd\/default.etcd\/*\n\n(3)\u5c06\u6545\u969c\u8282\u70b9\u7684member\u79fb\u9664\uff08\u8be5\u6b65\u9aa4\u524d\u540e\u8bf7\u642d\u914d\"etcdctl member list\"\u4f7f\u7528\uff09\netcdctl member remove 3b0d6e690d18dfe1\n\n(4)\u91cd\u65b0\u6dfb\u52a0\u6545\u969c\u8282\u70b9\u7684member\uff08\u8be5\u6b65\u9aa4\u524d\u540e\u8bf7\u642d\u914d\"etcdctl member list\"\u4f7f\u7528\uff09\netcdctl member add node3 http:\/\/10.0.0.13:2380\n\n(5)\u91cd\u65b0\u4fee\u6539etcd\u7684\u914d\u7f6e\u6587\u4ef6\uff0c\u53ea\u9700\u4fee\u6539\u4e00\u5904\u5e76\u91cd\u542f\u670d\u52a1\u5373\u53ef\n[root@k8s-master ~]# grep ^ETCD_INITIAL_CLUSTER_STATE \/etc\/etcd\/etcd.conf \nETCD_INITIAL_CLUSTER_STATE=\"existing\"\nsystemctl start etcd\n<\/code><\/pre>\n\n\n\n2.etcd\u9ad8\u53ef\u7528#\u521d\u59cb\u5316\u5b89\u88c5\u7684\u65f6\u5019\u5c31\u4ee5\u96c6\u7fa4\u90e8\u7f72<\/h2>\n\n\n\n\u521d\u59cb\u5316\u7684\u65f6\u5019\u53ea\u8981\u914d\u7f6e\u6587\u4ef6\u5199\u597d\u5c31\u884c\nnode1\u914d\u7f6e\u6587\u4ef6\nETCD_DATA_DIR=\"\/var\/lib\/etcd\/default.etcd\"\nETCD_LISTEN_PEER_URLS=\"http:\/\/0.0.0.0:2380\"\nETCD_LISTEN_CLIENT_URLS=\"http:\/\/0.0.0.0:2379\"\nETCD_NAME=\"k8s-master\"\nETCD_INITIAL_ADVERTISE_PEER_URLS=\"http:\/\/172.200.1.101:2380\"\nETCD_ADVERTISE_CLIENT_URLS=\"http:\/\/172.200.1.101:2379\"\nETCD_INITIAL_CLUSTER=\"node1=http:\/\/172.200.1.101:2380,node2=http:\/\/172.200.1.102:2380,node3=http:\/\/172.200.1.103:2380\"\nETCD_INITIAL_CLUSTER_TOKEN=\"etcd-cluster\"\nETCD_INITIAL_CLUSTER_STATE=\"new\"\nnode2\u914d\u7f6e\u6587\u4ef6\nETCD_DATA_DIR=\"\/var\/lib\/etcd\/default.etcd\"\nETCD_LISTEN_PEER_URLS=\"http:\/\/0.0.0.0:2380\"\nETCD_LISTEN_CLIENT_URLS=\"http:\/\/0.0.0.0:2379\"\nETCD_NAME=\"k8s-node1\"\nETCD_INITIAL_ADVERTISE_PEER_URLS=\"http:\/\/172.200.1.102:2380\"\nETCD_ADVERTISE_CLIENT_URLS=\"http:\/\/172.200.1.102:2379\"\nETCD_INITIAL_CLUSTER=\"node1=http:\/\/172.200.1.101:2380,node2=http:\/\/172.200.1.102:2380,node3=http:\/\/172.200.1.103:2380\"\nETCD_INITIAL_CLUSTER_TOKEN=\"etcd-cluster\"\nETCD_INITIAL_CLUSTER_STATE=\"new\"\nnode3\u914d\u7f6e\u6587\u4ef6\nETCD_DATA_DIR=\"\/var\/lib\/etcd\/default.etcd\"\nETCD_LISTEN_PEER_URLS=\"http:\/\/0.0.0.0:2380\"\nETCD_LISTEN_CLIENT_URLS=\"http:\/\/0.0.0.0:2379\"\nETCD_NAME=\"k8s-node2\"\nETCD_INITIAL_ADVERTISE_PEER_URLS=\"http:\/\/172.200.1.103:2380\"\nETCD_ADVERTISE_CLIENT_URLS=\"http:\/\/172.200.1.103:2379\"\nETCD_INITIAL_CLUSTER=\"node1=http:\/\/172.200.1.101:2380,node2=http:\/\/172.200.1.102:2380,node3=http:\/\/172.200.1.103:2380\"\nETCD_INITIAL_CLUSTER_TOKEN=\"etcd-cluster\"\nETCD_INITIAL_CLUSTER_STATE=\"new\"\n<\/code><\/pre>\n\n\n\n3.keepalived\u5b9e\u73b0k8s\u96c6\u7fa4master\u8282\u70b9\u9ad8\u53ef\u7528<\/h2>\n\n\n\n
1.keepalived\u914d\u7f6e\u6587\u4ef6<\/em><\/strong><\/p>\n\n\n\n#master01\u914d\u7f6e:\n! Configuration File for keepalived\n\nglobal_defs {\n router_id LVS_DEVEL_11\n}\n\nvrrp_instance VI_1 {\n state BACKUP\n interface eth0\n virtual_router_id 51\n priority 100\n advert_int 1\n authentication {\n auth_type PASS\n auth_pass 1111\n }\n virtual_ipaddress {\n 10.0.0.10\n }\n}\n\n#master02\u914d\u7f6e\n! Configuration File for keepalived\n\nglobal_defs {\n router_id LVS_DEVEL_12\n}\n\nvrrp_instance VI_1 {\n state BACKUP\n interface eth0\n virtual_router_id 51\n priority 80\n advert_int 1\n authentication {\n auth_type PASS\n auth_pass 1111\n }\n virtual_ipaddress {\n 10.0.0.10\n }\n}\n\nsystemctl enable keepalived\nsystemctl start keepalived\n<\/code><\/pre>\n\n\n\n2.\u6240\u6709node\u8282\u70b9kubelet,kube-proxy\u6307\u5411api-server\u7684vip<\/em><\/strong><\/p>\n\n\n\nvim \/etc\/kubernetes\/kubelet\nKUBELET_API_SERVER=\"--api-servers=http:\/\/10.0.0.10:8080\"\n\nvim \/etc\/kubernetes\/config \nKUBE_MASTER=\"--master=http:\/\/10.0.0.10:8080\"\n\nsystemctl restart kubelet.service kube-proxy.service\n<\/code><\/pre>\n","protected":false},"excerpt":{"rendered":"\u5b59\u5bcc\u9633\uff0c \u6c5f\u6e56\u4eba\u79f0\u6ca1\u4eba\u79f0\u3002\u591a\u5e74\u4e92\u8054\u7f51\u8fd0\u7ef4\u5de5\u4f5c\u7ecf\u9a8c\uff0c\u66fe\u8d1f\u8d23\u8fc7\u5b59\u5e03\u65af\u5927\u89c4\u6a21\u96c6\u7fa4\u67b6\u6784\u81ea\u52a8\u5316\u8fd0\u7ef4\u7ba1\u7406\u5de5\u4f5c\u3002\u64c5\u957fWeb\u96c6 […]<\/p>\n","protected":false},"author":1,"featured_media":246,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[23],"tags":[],"_links":{"self":[{"href":"https:\/\/www.buyao007.icu\/index.php?rest_route=\/wp\/v2\/posts\/1384"}],"collection":[{"href":"https:\/\/www.buyao007.icu\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.buyao007.icu\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.buyao007.icu\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.buyao007.icu\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=1384"}],"version-history":[{"count":6,"href":"https:\/\/www.buyao007.icu\/index.php?rest_route=\/wp\/v2\/posts\/1384\/revisions"}],"predecessor-version":[{"id":1398,"href":"https:\/\/www.buyao007.icu\/index.php?rest_route=\/wp\/v2\/posts\/1384\/revisions\/1398"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.buyao007.icu\/index.php?rest_route=\/wp\/v2\/media\/246"}],"wp:attachment":[{"href":"https:\/\/www.buyao007.icu\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=1384"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.buyao007.icu\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=1384"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.buyao007.icu\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=1384"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}