{"id":89,"date":"2017-03-29T21:38:46","date_gmt":"2017-03-29T13:38:46","guid":{"rendered":"http:\/\/www.jsjs.org\/?p=89"},"modified":"2017-03-29T21:38:46","modified_gmt":"2017-03-29T13:38:46","slug":"kubernetes-google%e5%88%86%e5%b8%83%e5%bc%8f%e5%ae%b9%e5%99%a8%e6%8a%80%e6%9c%af%e5%88%9d%e4%bd%93%e9%aa%8c","status":"publish","type":"post","link":"https:\/\/blog.jsjs.org\/?p=89","title":{"rendered":"Kubernetes \u2013 Google\u5206\u5e03\u5f0f\u5bb9\u5668\u6280\u672f\u521d\u4f53\u9a8c"},"content":{"rendered":"

Kubernetes<\/a>\u662fGoogle\u5f00\u6e90\u7684\u5bb9\u5668\u96c6\u7fa4\u7ba1\u7406\u7cfb\u7edf\u3002\u524d\u51e0\u5929\u5199\u7684\u00a0\u5206\u5e03\u5f0f\u670d\u52a1\u6846\u67b6\u76844\u9879\u7279\u6027<\/a>\u00a0\u4e2d\u63d0\u5230\u4e00\u4e2a\u826f\u597d\u7684\u5206\u5e03\u5f0f\u670d\u52a1\u6846\u67b6\u9700\u8981\u5b9e\u73b0<\/p>\n

\u670d\u52a1\u7684\u914d\u7f6e\u7ba1\u7406\u3002\u5305\u62ec\u670d\u52a1\u53d1\u73b0\u3001\u8d1f\u8f7d\u5747\u8861\u53ca\u670d\u52a1\u4f9d\u8d56\u7ba1\u7406\u3002
\n\u670d\u52a1\u4e4b\u95f4\u7684\u8c03\u5ea6\u53ca\u751f\u547d\u5468\u671f\u7ba1\u7406\u3002<\/p><\/blockquote>\n

\u7531\u4e8eKubernetes\u5305\u542b\u4e86\u4e0a\u8ff0\u90e8\u5206\u7279\u6027\uff0c\u52a0\u4e0a\u6700\u8fd1Google\u65b0\u63a8\u51fa\u7684Container Engine\u4e5f\u662f\u57fa\u4e8eKubernetes\u57fa\u7840\u4e0a\u5b9e\u73b0\uff0c\u56e0\u6b64\u6700\u8fd1\u5bf9Kubernetes\u8fdb\u884c\u4e86\u4e00\u4e9b\u5c1d\u8bd5\u4e0e\u4f53\u9a8c\u3002<\/p>\n

\u8fd0\u884c\u73af\u5883<\/h3>\n

Kubernetes\u76ee\u524d\u5904\u4e8e\u4e00\u4e2a\u5feb\u901f\u8fed\u4ee3\u7684\u9636\u6bb5\uff0c\u540c\u65f6\u5b83\u7684\u76f8\u5173\u751f\u6001\u5708\uff08\u6bd4\u5982docker\uff0cetcd<\/a>\uff09\u4e5f\u5728\u5feb\u901f\u53d1\u5c55\uff0c\u8fd9\u4e5f\u610f\u5473\u6ca1\u6709\u9002\u5408\u65b0\u624b\u4f7f\u7528\u975e\u5e38\u987a\u7545\u7684\u7248\u672c\uff0c\u7f51\u4e0a\u7684\u5404\u79cd\u6587\u6863\uff08\u4e5f\u5305\u62ec\u5b98\u65b9\u6587\u6863\uff09\u548c\u5f53\u524d\u6700\u65b0\u7684\u53d1\u5e03\u7248\u4f1a\u6709\u4e0d\u540c\u7a0b\u5ea6\u6ede\u540e\u6216\u4e0d\u9002\u7528\u7684\u60c5\u51b5\uff0c\u56e0\u6b64\u5728\u4f7f\u7528\u65f6\u53ef\u80fd\u4f1a\u78b0\u5230\u5404\u79cd\u7ec6\u8282\u7684\u969c\u788d\uff0c\u800c\u4e14\u8fd9\u4e9b\u65b0\u7248\u672c\u78b0\u5230\u7684\u95ee\u9898\uff0c\u5f88\u6709\u53ef\u80fd\u5728\u7f51\u4e0a\u4e5f\u641c\u7d22\u4e0d\u5230\u89e3\u51b3\u65b9\u6848\u3002<\/p>\n

Kubernetes\u8bbe\u8ba1\u4e0a\u5e76\u672a\u7ed1\u5b9aGoogle Cloud\u5e73\u53f0\uff0c\u4f46\u7531\u4e8e\u4ee5\u4e0a\u539f\u56e0\uff0c\u4e3a\u4e86\u51cf\u5c11\u4e0d\u5fc5\u8981\u7684\u969c\u788d\uff0c\u521d\u6b21\u5c1d\u8bd5\u5efa\u8bae\u4f7f\u7528GCE\u4f5c\u4e3a\u8fd0\u884c\u73af\u5883\uff08\u5c3d\u7ba1GCE\u662f\u4e00\u4e2a\u9700\u8981\u6536\u8d39\u7684\u73af\u5883\uff09\u3002\u9ed8\u8ba4\u7684cluster\u542f\u52a8\u811a\u672c\u4f1a\u521b\u5efa5\u4e2aGCE instance\uff0c\u6d4b\u8bd5\u5b8c\u9700\u8981\u81ea\u5df1\u53ca\u65f6\u4e3b\u52a8\u5220\u9664\u3002\u4e3a\u4e86\u907f\u514d\u6d6a\u8d39\uff0c\u53ef\u4ee5\u5c06minions\u51cf\u5c11\uff0c\u540c\u65f6instance\u7c7b\u578b\u9009\u62e9f1-micro\u3002\u8d39\u7528\u65b9\u9762\u4e00\u4e2af1-micro instance\u8fd0\u884c1\u4e2a\u6708\u5927\u7ea650\u5143\u4eba\u6c11\u5e01\uff0c\u56e0\u6b64\u7528GCE\u6765\u6d4b\u8bd5Kubernetes\uff0c\u5982\u679c\u4ec5\u662f\u6d4b\u8bd5\u65f6\u5019\u5f00\u542f\u7684\u8bdd\uff0c\u5e76\u4e0d\u4f1a\u4ea7\u751f\u592a\u591a\u8d39\u7528\u3002<\/p>\n

Pods\u53caReplication Controller<\/h3>\n

Kubernetes\u7684\u57fa\u672c\u5355\u5143\u662fpods\uff0c\u7528\u6765\u5b9a\u4e49\u4e00\u7ec4\u76f8\u5173\u7684container\u3002Kubernetes\u7684\u4f18\u70b9\u662f\u53ef\u4ee5\u901a\u8fc7\u5b9a\u4e49\u4e00\u4e2areplicationController\u6765\u5c06\u540c\u4e00\u4e2a\u6a21\u5757\u90e8\u7f72\u5230\u4efb\u610f\u591a\u4e2a\u5bb9\u5668\u4e2d\uff0c\u5e76\u4e14\u7531Kubernetes\u81ea\u52a8\u7ba1\u7406\u3002\u6bd4\u5982\u5b9a\u4e49\u4e86\u4e00\u4e2aapache pod\uff0c\u901a\u8fc7replicationController\u8bbe\u7f6e\u542f\u52a8100\u4e2areplicas\uff0c\u7cfb\u7edf\u5c31\u4f1a\u5728pod\u521b\u5efa\u540e\u81ea\u52a8\u5728\u6240\u6709\u53ef\u7528\u7684minions\u4e2d\u542f\u52a8100\u4e2aapache container\u3002\u5e76\u4e14\u8f7b\u677e\u7684\u662f\uff0c\u5f53container\u6216\u8005\u662f\u6240\u5728\u7684\u670d\u52a1\u5668\u4e0d\u53ef\u7528\u65f6\uff0cKubernetes\u4f1a\u81ea\u52a8\u901a\u8fc7\u542f\u52a8\u65b0\u7684container\u6765\u4fdd\u6301100\u4e2a\u603b\u6570\u4e0d\u53d8\uff0c\u8fd9\u6837\u7ba1\u7406\u4e00\u4e2a\u5927\u578b\u7cfb\u7edf\u53d8\u5f97\u8f7b\u677e\u548c\u7b80\u5355\u3002<\/p>\n

\"kubernetes\"<\/p>\n

Service \u5fae\u670d\u52a1<\/h3>\n

\u5728\u89e3\u51b3\u90e8\u7f72\u95ee\u9898\u4e4b\u540e\uff0c\u5206\u5e03\u5f0f\u670d\u52a1\u4e2d\u5b58\u5728\u7684\u4e00\u5927\u96be\u9898\u662f\u670d\u52a1\u53d1\u73b0\uff08\u6216\u8005\u53eb\u5bfb\u5740\uff09\uff0c\u7528\u6237\u8bbf\u95ee\u7684\u524d\u7aef\u6a21\u5757\u9700\u8981\u8bbf\u95ee\u7cfb\u7edf\u5185\u90e8\u7684\u540e\u7aef\u8d44\u6e90\u6216\u8005\u5176\u4ed6\u5404\u79cd\u5185\u90e8\u7684\u670d\u52a1\uff0c\u5f53\u4e00\u4e2a\u5185\u90e8\u670d\u52a1\u901a\u8fc7replicationController\u52a8\u6001\u90e8\u7f72\u5230\u4e0d\u540c\u7684\u8282\u70b9\u540e\uff0c\u800c\u4e14\u8fd8\u5b58\u5728\u524d\u6587\u63d0\u5230\u7684\u52a8\u6001\u5207\u6362\u7684\u529f\u80fd\uff0c\u524d\u7aef\u5e94\u7528\u5982\u4f55\u6765\u53d1\u73b0\u5e76\u8bbf\u95ee\u8fd9\u4e9b\u670d\u52a1\uff1fKubernetes\u7684\u53e6\u5916\u4e00\u4e2a\u4eae\u70b9\u529f\u80fd\u5c31\u662fservice\uff0cservice\u662f\u4e00\u4e2apod\u670d\u52a1\u6c60\u7684\u4ee3\u7406\u62bd\u8c61\uff0c\u76ee\u524d\u7684\u5b9e\u73b0\u65b9\u6cd5\u662f\u901a\u8fc7\u4e00\u4e2a\u56fa\u5b9a\u7684\u865a\u62dfIP\u53ca\u7aef\u53e3\u6765\u5b9a\u4e49\uff0c\u5e76\u4e14\u901a\u8fc7\u5206\u5e03\u5728\u6240\u6709\u8282\u70b9\u4e0a\u7684proxy\u6765\u5b9e\u73b0\u5185\u90e8\u670d\u52a1\u5bf9service\u7684\u8bbf\u95ee\u3002<\/p>\n

Kubernetes\u81ea\u8eab\u7684\u914d\u7f6e\u662f\u4fdd\u5b58\u5728\u4e00\u4e2aetcd<\/a>\uff08\u7c7b\u4f3cZooKeeper\uff09\u7684\u5206\u5e03\u5f0f\u914d\u7f6e\u670d\u52a1\u4e2d\u3002\u670d\u52a1\u53d1\u73b0\u4e3a\u4ec0\u4e48\u4e0d\u901a\u8fc7etcd\u6765\u5b9e\u73b0\uff1fTim\u7684\u5224\u65ad\u66f4\u591a\u7684\u662f\u4e3a\u4e86Kubernetes\u4e0a\u7684\u7cfb\u7edf\u548c\u5177\u4f53\u7684\u914d\u7f6e\u670d\u52a1\u89e3\u8026\u3002\u7531\u4e8e\u670d\u52a1\u53d1\u73b0\u5c5e\u4e8e\u5404\u4e2a\u7cfb\u7edf\u5185\u90e8\u7684\u4e1a\u52a1\u903b\u8f91\uff0c\u56e0\u6b64\u5982\u679c\u4f7f\u7528etcd\u5c06\u4f1a\u51fa\u73b0\u4e1a\u52a1\u4ee3\u7801\u7684\u903b\u8f91\u4e2d\u8026\u5408\u4e86etcd\uff0c\u8fd9\u6837\u53ef\u80fd\u4f1a\u8ba9\u5f88\u591a\u67b6\u6784\u5e08\u671b\u800c\u5374\u6b65\u3002<\/p>\n

\u5c3d\u7ba1\u6ca1\u6709\u8026\u5408etcd\uff0c\u90e8\u7f72\u5728Kubernetes\u4e2d\u7684\u670d\u52a1\u9700\u8981\u901a\u8fc7container\u4e2d\u7684\u73af\u5883\u53d8\u91cf\u6765\u83b7\u5f97service\u7684\u5730\u5740\u3002\u73af\u5883\u53d8\u91cf\u867d\u7136\u7b80\u5355\uff0c\u4f46\u5b83\u4e5f\u5b58\u5728\u5f88\u591a\u5f0a\u7aef\uff0c\u5982\u5b58\u5728\u4e0d\u65b9\u4fbf\u52a8\u6001\u66f4\u6539\u7b49\u95ee\u9898\u3002\u53e6\u5916service\u76ee\u524d\u7684\u5b9e\u73b0\u662f\u5c06\u865a\u62dfIP\u901a\u8fc7iptables\u91cd\u5b9a\u5411\u5230\u6700\u7ec8\u7684pod\u4e0a\uff0c\u4f5c\u8005\u4e5f\u63d0\u5230iptables\u5b9a\u5411\u7684\u5c40\u9650\u6027\uff0c\u4e0d\u9002\u5408\u4f5c\u4e3a\u5927\u578b\u670d\u52a1\uff08\u6bd4\u5982\u4e0a\u5343\u4e2a\u5185\u90e8service\u4e00\u8d77\u8fd0\u4f5c\u65f6\uff09\u7684\u5b9e\u73b0\u3002<\/p>\n

\"services_detail\"<\/p>\n

\u7531\u4e8eservice\u5b9a\u4f4d\u662f\u7cfb\u7edf\u5185\u90e8\u670d\u52a1\uff0c\u56e0\u6b64\u9ed8\u8ba4\u60c5\u51b5\u4e0b\u865a\u62dfIP\u65e0\u6cd5\u5bf9\u5916\u63d0\u4f9b\u670d\u52a1\uff0c\u4f46Kubernetes\u5f53\u524d\u7248\u672c\u5e76\u6ca1\u76f4\u63a5\u63d0\u4f9b\u66b4\u9732\u516c\u7f51IP\u53ca\u7aef\u53e3\u7684\u80fd\u529b\uff0c\u9700\u8981\u501f\u52a9\u4e91\u670d\u52a1\uff08\u6bd4\u5982GCE\uff09\u7684load balancer\u6765\u5b9e\u73b0\u3002<\/p>\n

\u5c0f\u7ed3<\/h3>\n

\u603b\u7684\u770b\u6765Kubernetes\u63d0\u4f9b\u7684\u80fd\u529b\u975e\u5e38\u4ee4\u4eba\u6fc0\u52a8\uff0cpod\u3001replicationController\u4ee5\u53caservice\u7684\u8bbe\u8ba1\u975e\u5e38\u7b80\u5355\u5b9e\u7528\u3002\u4f46\u5982\u679c\u7acb\u5373\u5c06\u670d\u52a1\u8fc1\u79fb\u5230Kubernetes\uff0c\u8fd8\u9700\u8981\u9762\u5bf9\u6613\u53d8\u7684\u73af\u5883\u3002\u53e6\u5916\u5c3d\u7ba1Kubernetes\u63d0\u4f9bhealth check\u7684\u673a\u5236\uff0c\u4f46service\u751f\u4ea7\u73af\u5883\u6240\u9700\u7684\u82db\u523b\u7684\u53ef\u7528\u6027\u8fd8\u672a\u5f97\u5230\u5145\u5206\u7684\u9a8c\u8bc1\u3002Service\u53d1\u73b0\u5c3d\u7ba1\u4e0d\u8ddfKubernetes\u7684\u5185\u90e8\u5b9e\u73b0\u89e3\u8026\uff0c\u4f46\u5229\u7528\u73af\u5883\u53d8\u91cf\u6765\u5b9e\u73b0\u590d\u6742\u7cfb\u7edf\u7684\u670d\u52a1\u53d1\u73b0\u4e5f\u5b58\u5728\u4e00\u4e9b\u4e0d\u8db3\u3002<\/p>\n

\u5b89\u88c5\u8bf4\u660e<\/h3>\n

Kubernetes cluster\u7b80\u5355\u5b89\u88c5\u8bf4\u660e\u5982\u4e0b\uff0c\u9700\u8981\u5c1d\u8bd5\u7684\u670b\u53cb\u53ef\u53c2\u8003\u3002<\/p>\n

\u524d\u63d0\u51c6\u5907
\n\u4e00\u4e2a64 bit linux\u73af\u5883\uff0c\u6700\u597d\u5728\u5899\u5916\u7684\uff0c\u907f\u514d\u8bbf\u95eegoogle cloud\u51fa\u73b0\u8d85\u65f6\u6216reset\u7b49\u95ee\u9898\uff1b\u53e6\u5916\u521b\u5efaGoogle Cloud\u5e10\u53f7\uff0c\u786e\u4fdd\u521b\u5efainstances\u4ee5\u53caCloud Storage\u529f\u80fd\u53ef\u7528\uff1b<\/p>\n

\u5b89\u88c5\u6b65\u9aa4
\n1. \u5b89\u88c5go\u8bed\u8a00\u73af\u5883\uff08\u53ef\u9009\uff0c\u5982\u679c\u9700\u8981\u7f16\u8bd1\u4ee3\u7801\u5219\u9700\u8981\uff09<\/p>\n

2. \u5b89\u88c5Google cloud sdk
\n$ curl https:\/\/sdk.cloud.google.com | bash
\n$ gcloud auth login
\n\u6309\u63d0\u793a\u5b8c\u6210\u6388\u6743\u53ca\u767b\u5f55<\/p>\n

3. \u5b89\u88c5 etcd \u4e8c\u8fdb\u5236\u7248\u672c(V0.4.6), \u89e3\u538b\u540e\u5c06\u5176\u76ee\u5f55\u52a0\u5165PATH<\/p>\n

4. \u5b89\u88c5 kubernetes\u6700\u65b0\u7684relase binary\u7248\u672c\uff08V0.5.1\uff09
\n\u4fee\u6539 cluster\/gce\/config-default.sh\uff0c\u4e3b\u8981\u662f\u4fee\u6539\u4ee5\u4e0b\u5b57\u6bb5\u4ee5\u4fbf\u8282\u7ea6\u8d44\u6e90\u3002<\/p>\n

MASTER_SIZE=f1-micro\nMINION_SIZE=f1-micro\nNUM_MINIONS=3\n<\/pre>\n
\u5728kubernetes\u76ee\u5f55\u8fd0\u884c
\n$ cluster\/kube-up.sh<\/p>\n
\u6267\u884c\u6210\u529f\u540e\u4f1a\u663e\u793a done<\/p>\n
5. \u6d4b\u8bd5pod
\n\u4ee5\u4e0a\u811a\u672c\u542f\u52a8\u4e86examples\/monitoring \u4e0b\u9762\u5b9a\u4e49\u7684service\uff0c\u5982\u679c\u5c1d\u8bd5\u542f\u52a8\u5176\u5b83\u81ea\u5df1\u7684pods\uff0c\u6bd4\u5982\u542f\u52a8\u4e00\u4e2atomcat\u96c6\u7fa4<\/p>\n
{\n  \"id\": \"tomcatController\",\n  \"kind\": \"ReplicationController\",\n  \"apiVersion\": \"v1beta1\",\n  \"desiredState\": {\n    \"replicas\": 2,\n    \"replicaSelector\":{\"name\": \"tomcatCluster\"},\n    \"podTemplate\":{\n  \"desiredState\": {\n    \"manifest\": {\n      \"version\": \"v1beta1\",\n      \"id\": \"tomcat\",\n      \"containers\": [{\n        \"name\": \"tomcat\",\n        \"image\": \"tutum\/tomcat\",\n     \"ports\": [\n     {\"containerPort\":8080,\"hostPort\":80}\n     ]\n     }]\n    }\n  },\n  \"labels\": {\"name\": \"tomcatCluster\"}}\n  },\n  \"labels\": {\n    \"name\": \"tomcatCluster\",\n  }\n}\n<\/pre>\n
\u5176\u4e2dpod\u7684tomcat image\u53ef\u4ee5\u901a\u8fc7Docker Hub Registry https:\/\/registry.hub.docker.com\/ \u641c\u7d22\u53ca\u83b7\u53d6<\/p>\n
$ cluster\/kubectl.sh create -f tomcat-pod.json<\/p>\n
\u521b\u5efa\u6210\u529f\u540e\u901a\u8fc7 cluster\/kubectl.sh get pods \u6765\u67e5\u770b\u5b83\u6240\u5728minion\u53caip\uff0c\u53ef\u4ee5\u901a\u8fc7curl\u6216\u6d4f\u89c8\u5668\u6765\u8bbf\u95ee\uff08\u8bf7\u5f00\u542fGCE\u9632\u706b\u5899\u7aef\u53e3\u8bbe\u7f6e\uff09\u3002<\/p>\n
\u518d\u5b9a\u4e49\u4e00\u4e2a service<\/p>\n
{\n  \"id\": \"tomcat\",\n  \"kind\": \"Service\",\n  \"apiVersion\": \"v1beta1\",\n  \"port\": 8080,\n  \"containerPort\": 8080,\n  \"labels\": {\n    \"name\": \"tomcatCluster\"\n  },\n  \"selector\": {\n    \"name\": \"tomcatCluster\"\n  }\n}\n<\/pre>\n
\u4fdd\u5b58\u4e3a tomcat-service.json<\/p>\n
$ cluster\/kubectl.sh create -f tomcat-service.json
\n\u68c0\u67e5service\u542f\u52a8\u540e\u7684ip\u53ca\u7aef\u53e3\uff0c\u7531\u4e8eservice\u662f\u5185\u90e8ip\uff0c\u53ef\u4ee5\u5728GCE\u4e0a\u901a\u8fc7curl\u6765\u6d4b\u8bd5\u53ca\u9a8c\u8bc1\u3002
\n$ cluster\/kubectl.sh get services<\/p>\n
6. \u5173\u95edcluster
\ncluster\/kube-down.sh<\/p>\n","protected":false},"excerpt":{"rendered":"
Kubernetes\u662fGoogle\u5f00\u6e90\u7684\u5bb9\u5668\u96c6\u7fa4\u7ba1\u7406\u7cfb\u7edf\u3002\u524d\u51e0\u5929\u5199\u7684\u00a0\u5206\u5e03\u5f0f\u670d\u52a1\u6846\u67b6\u76844\u9879\u7279\u6027\u00a0\u4e2d\u63d0\u5230\u4e00\u4e2a\u826f\u597d\u7684\u5206\u5e03\u5f0f\u670d\u52a1\u6846\u67b6\u9700\u8981\u5b9e\u73b0 \u670d\u52a1\u7684\u914d\u7f6e\u7ba1\u7406\u3002\u5305\u62ec\u670d\u52a1\u53d1\u73b0\u3001\u8d1f\u8f7d\u5747\u8861\u53ca\u670d\u52a1\u4f9d\u8d56\u7ba1\u7406\u3002 \u670d\u52a1\u4e4b\u95f4\u7684\u8c03\u5ea6\u53ca\u751f\u547d\u5468\u671f\u7ba1\u7406\u3002 \u7531\u4e8eKubernetes\u5305\u542b\u4e86\u4e0a\u8ff0\u90e8\u5206\u7279\u6027\uff0c\u52a0\u4e0a\u6700\u8fd1Google\u65b0\u63a8\u51fa\u7684Container Engine\u4e5f\u662f\u57fa\u4e8eKubernetes\u57fa\u7840\u4e0a\u5b9e\u73b0\uff0c\u56e0\u6b64\u6700\u8fd1\u5bf9Kubernetes\u8fdb\u884c\u4e86\u4e00\u4e9b\u5c1d\u8bd5\u4e0e\u4f53\u9a8c\u3002 \u8fd0\u884c\u73af\u5883 Kubernetes\u76ee\u524d\u5904\u4e8e\u4e00\u4e2a\u5feb\u901f\u8fed\u4ee3\u7684\u9636\u6bb5\uff0c\u540c\u65f6\u5b83\u7684\u76f8\u5173\u751f\u6001\u5708\uff08\u6bd4\u5982docker\uff0cetcd\uff09\u4e5f\u5728\u5feb\u901f\u53d1\u5c55\uff0c\u8fd9\u4e5f\u610f\u5473\u6ca1\u6709\u9002\u5408\u65b0\u624b\u4f7f\u7528\u975e\u5e38\u987a\u7545\u7684\u7248\u672c\uff0c\u7f51\u4e0a\u7684\u5404\u79cd\u6587\u6863\uff08\u4e5f\u5305\u62ec\u5b98\u65b9\u6587\u6863\uff09\u548c\u5f53\u524d\u6700\u65b0\u7684\u53d1\u5e03\u7248\u4f1a\u6709\u4e0d\u540c\u7a0b\u5ea6\u6ede\u540e\u6216\u4e0d\u9002\u7528\u7684\u60c5\u51b5\uff0c\u56e0\u6b64\u5728\u4f7f\u7528\u65f6\u53ef\u80fd\u4f1a\u78b0\u5230\u5404\u79cd\u7ec6\u8282\u7684\u969c\u788d\uff0c\u800c\u4e14\u8fd9\u4e9b\u65b0\u7248\u672c\u78b0\u5230\u7684\u95ee\u9898\uff0c\u5f88\u6709\u53ef\u80fd\u5728\u7f51\u4e0a\u4e5f\u641c\u7d22\u4e0d\u5230\u89e3\u51b3\u65b9\u6848\u3002 Kubernetes\u8bbe\u8ba1\u4e0a\u5e76\u672a\u7ed1\u5b9aGoogle Cloud\u5e73\u53f0\uff0c\u4f46\u7531\u4e8e\u4ee5\u4e0a\u539f\u56e0\uff0c\u4e3a\u4e86\u51cf\u5c11\u4e0d\u5fc5\u8981\u7684\u969c\u788d\uff0c\u521d\u6b21\u5c1d\u8bd5\u5efa\u8bae\u4f7f\u7528GCE\u4f5c\u4e3a\u8fd0\u884c\u73af\u5883\uff08\u5c3d\u7ba1GCE\u662f\u4e00\u4e2a\u9700\u8981\u6536\u8d39\u7684\u73af\u5883\uff09\u3002\u9ed8\u8ba4\u7684cluster\u542f\u52a8\u811a\u672c\u4f1a\u521b\u5efa5\u4e2aGCE instance\uff0c\u6d4b\u8bd5\u5b8c\u9700\u8981\u81ea\u5df1\u53ca\u65f6\u4e3b\u52a8\u5220\u9664\u3002\u4e3a\u4e86\u907f\u514d\u6d6a\u8d39\uff0c\u53ef\u4ee5\u5c06minions\u51cf\u5c11\uff0c\u540c\u65f6instance\u7c7b\u578b\u9009\u62e9f1-micro\u3002\u8d39\u7528\u65b9\u9762\u4e00\u4e2af1-micro instance\u8fd0\u884c1\u4e2a\u6708\u5927\u7ea650\u5143\u4eba\u6c11\u5e01\uff0c\u56e0\u6b64\u7528GCE\u6765\u6d4b\u8bd5Kubernetes\uff0c\u5982\u679c\u4ec5\u662f\u6d4b\u8bd5\u65f6\u5019\u5f00\u542f\u7684\u8bdd\uff0c\u5e76\u4e0d\u4f1a\u4ea7\u751f\u592a\u591a\u8d39\u7528\u3002 Pods\u53caReplication Controller Kubernetes\u7684\u57fa\u672c\u5355\u5143\u662fpods\uff0c\u7528\u6765\u5b9a\u4e49\u4e00\u7ec4\u76f8\u5173\u7684container\u3002Kubernetes\u7684\u4f18\u70b9\u662f\u53ef\u4ee5\u901a\u8fc7\u5b9a\u4e49\u4e00\u4e2areplicationController\u6765\u5c06\u540c\u4e00\u4e2a\u6a21\u5757\u90e8\u7f72\u5230\u4efb\u610f\u591a\u4e2a\u5bb9\u5668\u4e2d\uff0c\u5e76\u4e14\u7531Kubernetes\u81ea\u52a8\u7ba1\u7406\u3002\u6bd4\u5982\u5b9a\u4e49\u4e86\u4e00\u4e2aapache pod\uff0c\u901a\u8fc7replicationController\u8bbe\u7f6e\u542f\u52a8100\u4e2areplicas\uff0c\u7cfb\u7edf\u5c31\u4f1a\u5728pod\u521b\u5efa\u540e\u81ea\u52a8\u5728\u6240\u6709\u53ef\u7528\u7684minions\u4e2d\u542f\u52a8100\u4e2aapache container\u3002\u5e76\u4e14\u8f7b\u677e\u7684\u662f\uff0c\u5f53container\u6216\u8005\u662f\u6240\u5728\u7684\u670d\u52a1\u5668\u4e0d\u53ef\u7528\u65f6\uff0cKubernetes\u4f1a\u81ea\u52a8\u901a\u8fc7\u542f\u52a8\u65b0\u7684container\u6765\u4fdd\u6301100\u4e2a\u603b\u6570\u4e0d\u53d8\uff0c\u8fd9\u6837\u7ba1\u7406\u4e00\u4e2a\u5927\u578b\u7cfb\u7edf\u53d8\u5f97\u8f7b\u677e\u548c\u7b80\u5355\u3002 Service \u5fae\u670d\u52a1 \u5728\u89e3\u51b3\u90e8\u7f72\u95ee\u9898\u4e4b\u540e\uff0c\u5206\u5e03\u5f0f\u670d\u52a1\u4e2d\u5b58\u5728\u7684\u4e00\u5927\u96be\u9898\u662f\u670d\u52a1\u53d1\u73b0\uff08\u6216\u8005\u53eb\u5bfb\u5740\uff09\uff0c\u7528\u6237\u8bbf\u95ee\u7684\u524d\u7aef\u6a21\u5757\u9700\u8981\u8bbf\u95ee\u7cfb\u7edf\u5185\u90e8\u7684\u540e\u7aef\u8d44\u6e90\u6216\u8005\u5176\u4ed6\u5404\u79cd\u5185\u90e8\u7684\u670d\u52a1\uff0c\u5f53\u4e00\u4e2a\u5185\u90e8\u670d\u52a1\u901a\u8fc7replicationController\u52a8\u6001\u90e8\u7f72\u5230\u4e0d\u540c\u7684\u8282\u70b9\u540e\uff0c\u800c\u4e14\u8fd8\u5b58\u5728\u524d\u6587\u63d0\u5230\u7684\u52a8\u6001\u5207\u6362\u7684\u529f\u80fd\uff0c\u524d\u7aef\u5e94\u7528\u5982\u4f55\u6765\u53d1\u73b0\u5e76\u8bbf\u95ee\u8fd9\u4e9b\u670d\u52a1\uff1fKubernetes\u7684\u53e6\u5916\u4e00\u4e2a\u4eae\u70b9\u529f\u80fd\u5c31\u662fservice\uff0cservice\u662f\u4e00\u4e2apod\u670d\u52a1\u6c60\u7684\u4ee3\u7406\u62bd\u8c61\uff0c\u76ee\u524d\u7684\u5b9e\u73b0\u65b9\u6cd5\u662f\u901a\u8fc7\u4e00\u4e2a\u56fa\u5b9a\u7684\u865a\u62dfIP\u53ca\u7aef\u53e3\u6765\u5b9a\u4e49\uff0c\u5e76\u4e14\u901a\u8fc7\u5206\u5e03\u5728\u6240\u6709\u8282\u70b9\u4e0a\u7684proxy\u6765\u5b9e\u73b0\u5185\u90e8\u670d\u52a1\u5bf9service\u7684\u8bbf\u95ee\u3002 Kubernetes\u81ea\u8eab\u7684\u914d\u7f6e\u662f\u4fdd\u5b58\u5728\u4e00\u4e2aetcd\uff08\u7c7b\u4f3cZooKeeper\uff09\u7684\u5206\u5e03\u5f0f\u914d\u7f6e\u670d\u52a1\u4e2d\u3002\u670d\u52a1\u53d1\u73b0\u4e3a\u4ec0\u4e48\u4e0d\u901a\u8fc7etcd\u6765\u5b9e\u73b0\uff1fTim\u7684\u5224\u65ad\u66f4\u591a\u7684\u662f\u4e3a\u4e86Kubernetes\u4e0a\u7684\u7cfb\u7edf\u548c\u5177\u4f53\u7684\u914d\u7f6e\u670d\u52a1\u89e3\u8026\u3002\u7531\u4e8e\u670d\u52a1\u53d1\u73b0\u5c5e\u4e8e\u5404\u4e2a\u7cfb\u7edf\u5185\u90e8\u7684\u4e1a\u52a1\u903b\u8f91\uff0c\u56e0\u6b64\u5982\u679c\u4f7f\u7528etcd\u5c06\u4f1a\u51fa\u73b0\u4e1a\u52a1\u4ee3\u7801\u7684\u903b\u8f91\u4e2d\u8026\u5408\u4e86etcd\uff0c\u8fd9\u6837\u53ef\u80fd\u4f1a\u8ba9\u5f88\u591a\u67b6\u6784\u5e08\u671b\u800c\u5374\u6b65\u3002 […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"default","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","ast-disable-related-posts":"","theme-transparent-header-meta":"","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"default","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"ast-content-background-meta":{"desktop":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center 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