{"id":36062,"date":"2024-01-20T19:42:17","date_gmt":"2023-12-10T11:09:16","guid":{"rendered":"https:\/\/www.silicloud.com\/zh\/blog\/%e5%b0%86kubernetes%e5%ae%89%e8%a3%85%e5%88%b0%e5%a4%9a%e8%8a%82%e7%82%b9%e7%8e%af%e5%a2%83%e4%b8%ad%e3%80%82\/"},"modified":"2024-05-04T19:20:07","modified_gmt":"2024-05-04T11:20:07","slug":"%e5%b0%86kubernetes%e5%ae%89%e8%a3%85%e5%88%b0%e5%a4%9a%e8%8a%82%e7%82%b9%e7%8e%af%e5%a2%83%e4%b8%ad%e3%80%82","status":"publish","type":"post","link":"https:\/\/www.silicloud.com\/zh\/blog\/%e5%b0%86kubernetes%e5%ae%89%e8%a3%85%e5%88%b0%e5%a4%9a%e8%8a%82%e7%82%b9%e7%8e%af%e5%a2%83%e4%b8%ad%e3%80%82\/","title":{"rendered":"\u5c06Kubernetes\u5b89\u88c5\u5230\u591a\u8282\u70b9\u73af\u5883\u4e2d"},"content":{"rendered":"

\u672c\u6b21\u69cb\u5efa\u7684\u74b0\u5883\u5982\u4e0b\u6240\u793a\uff1a
\n\u30fb\u88f8\u91d1\u5c6c\u670d\u52d9\u5668
\n\u30fb\u865b\u64ec\u6a5f\u76e3\u63a7\u5668\uff1aEXSi
\n\u30fb\u64cd\u4f5c\u7cfb\u7d71\uff1aCentOS 7
\n\u30fbKubernetes\u7248\u672c\uff1av1.10.2
\n\u30fb\u7bc0\u9ede\u914d\u7f6e\uff1a1\u53f0\u4e3b\u7bc0\u9ede + 2\u53f0\u5de5\u4f5c\u7bc0\u9ede<\/p>\n

\u6267\u884c\u5185\u5bb9\u5305\u62ec\uff1a
\n– \u5b89\u88c5Kubernetes
\n– \u5b89\u88c5\u4eea\u8868\u76d8
\n– \u90e8\u7f72\u6d4b\u8bd5\u7528Pod
\n– \u914d\u7f6e\u5916\u90e8\u8bbf\u95ee\u3002<\/p>\n

\u5b89\u88c5 Kubernetes<\/h1>\n

\u6211\u53c2\u8003\u4e86\u5982\u4f55\u5728CentOS 7 \/ RHEL 7\u4e0a\u5b89\u88c5Kubernetes\uff08k8s\uff091.7\u7684\u65b9\u6cd5\uff0c\u4f46\u662f\u76f4\u63a5\u4f7f\u7528\u5e76\u4e0d\u80fd\u6210\u529f\u3002<\/p>\n

\u69cb\u5efa\u4e3b\u8282\u70b9\u7cfb\u7edf<\/p>\n

hostnamectl<\/span> set<\/span>-<\/span>hostname<\/span> 'k8s-master'<\/span>\r\nexec<\/span> bash<\/span>\r\n<\/code><\/pre>\n
setenforce<\/span> 0<\/span>\r\nsystemctl<\/span> stop<\/span> firewalld<\/span>\r\nsystemctl<\/span> disable<\/span> firewalld<\/span>\r\n<\/code><\/pre>\n
\u7531\u4e8e\u6211\u60f3\u5c3d\u65e9\u4f53\u9a8cKubernetes\uff0c\u6240\u4ee5\u5c06\u9632\u706b\u5899\u5173\u95ed\u4e86\u3002<\/p>\n
\u5728\u8fd9\u4e2a\u94fe\u63a5\u4e2d\uff0c\u6211\u4eec\u6b63\u5728\u7f16\u8f91\u201c\/etc\/hosts\u201d\uff0c\u4f46\u6211\u4eec\u4f1a\u8df3\u8fc7\u8fd9\u4e00\u6b65\u3002\u539f\u56e0\u7a0d\u540e\u4f1a\u8bf4\u660e\u3002<\/p>\n
vi<\/span> \/etc\/<\/span>fstab<\/span>\r\n<\/code><\/pre>\n
\u6ce8\u91ca\u6216\u5220\u9664\u7b2c\u4e09\u884c\uff08\u4ee5”swap swap”\u6807\u8bb0\u7684\u884c\uff09\u3002<\/p>\n
\u4e3a\u4e86\u4f7f\u8bbe\u7f6e\u751f\u6548\uff0c\u9700\u8981\u5728\u8fd9\u91cc\u91cd\u65b0\u542f\u52a8\u3002<\/p>\n
\u5728\u9ed8\u8ba4\u60c5\u51b5\u4e0b\uff0cCentOS 7\u65e0\u6cd5\u4f7f\u7528Kubernetes\u5305\uff0c\u56e0\u6b64\u9700\u8981\u8fdb\u884c\u5b58\u50a8\u5e93\u914d\u7f6e\u3002<\/p>\n
cat<\/span> <<<\/span>EOF<\/span> ><\/span> \/etc\/<\/span>yum<\/span>.<\/span>repos<\/span>.<\/span>d<\/span>\/<\/span>kubernetes<\/span>.<\/span>repo<\/span>\r\n[kubernetes]\r\nname=Kubernetes\r\nbaseurl=https:\/\/packages.cloud.google.com\/yum\/repos\/kubernetes-el7-x86_64\r\nenabled=1\r\ngpgcheck=1\r\nrepo_gpgcheck=1\r\ngpgkey=https:\/\/packages.cloud.google.com\/yum\/doc\/yum-key.gpg\r\n        https:\/\/packages.cloud.google.com\/yum\/doc\/rpm-package-key.gpg\r\n<\/span>EOF<\/span>\r\n<\/code><\/pre>\n
\u5b8c\u6210\u8a2d\u5b9a\u540e\uff0c\u6267\u884ckubeadm\u548cDocker\u7684\u5b89\u88c5\u4e0e\u542f\u7528\u3002<\/p>\n
yum install kubeadm docker -y\r\nsystemctl restart docker && systemctl enable docker\r\nsystemctl  restart kubelet && systemctl enable kubelet\r\n<\/code><\/pre>\n
\u8fdb\u884cKubernetes\u7684\u521d\u59cb\u5316\u548c\u8bbe\u7f6e\u3002<\/p>\n
kubeadm init\r\n<\/code><\/pre>\n
\"image.png\"<\/div>\n
\u6267\u884c\u5d4c\u5165\u5728\u8f93\u51fa\u5185\u7684\u6307\u4ee4\u3002<\/p>\n
mkdir<\/span> -<\/span>p<\/span> $HOME<\/span>\/<\/span>.<\/span>kube<\/span>\r\ncp<\/span> -<\/span>i<\/span> \/etc\/<\/span>kubernetes<\/span>\/<\/span>admin<\/span>.<\/span>conf<\/span> $HOME<\/span>\/<\/span>.<\/span>kube<\/span>\/<\/span>config<\/span>\r\nchown<\/span> $<\/span>(<\/span>id<\/span> -<\/span>u<\/span>):<\/span>$<\/span>(<\/span>id<\/span> -<\/span>g<\/span>)<\/span> $HOME<\/span>\/<\/span>.<\/span>kube<\/span>\/<\/span>config<\/span>\r\n<\/code><\/pre>\n
\u786e\u8ba4\u5df2\u7ecf\u8fdb\u884c\u4e86\u7a33\u56fa\u7684\u6784\u67b6\u3002<\/p>\n
kubectl get nodes\r\n<\/code><\/pre>\n
\u7d50\u679c\u8f38\u51fa\u5b8c\u6210\u5f8c\u5c31\u53ef\u4ee5\u4e86\uff01<\/p>\n
The connection to the server localhost:8080 was refused - did you specify the right host or port?    \r\n<\/code><\/pre>\n
\u4e00\u65e6\u8f93\u51fa\u4e86\u4e0a\u8ff0\u7684config\uff0c\u5c31\u5fd8\u8bb0\u4e86\u590d\u5236\u3002<\/p>\n
\u786e\u8ba4\u5df2\u90e8\u7f72\u7684Pod\u3002<\/p>\n
kubectl get pods --all-namespaces   \r\n<\/code><\/pre>\n
\u4f3c\u4e4e\u6ca1\u6709\u90e8\u7f72\u4efb\u4f55kube-dns\u3002
\n\u9700\u8981\u90e8\u7f72Pod\u7f51\u7edc\u4ee5\u4f7f\u4e0d\u540c\u4e3b\u673a\u7684\u5bb9\u5668\u80fd\u591f\u4e92\u76f8\u901a\u4fe1\u3002<\/p>\n
export<\/span> kubever<\/span>=<\/span>$<\/span>(<\/span>kubectl<\/span> version<\/span> |<\/span> base64<\/span> |<\/span> tr<\/span> -<\/span>d<\/span> '\\n'<\/span>)<\/span> \r\nkubectl<\/span> apply<\/span> -<\/span>f<\/span> \"https:\/\/cloud.weave.works\/k8s\/net?k8s-version=$kubever\"<\/span>              \r\n<\/code><\/pre>\n
\u6211\u8981\u68c0\u67e5\u4e00\u4e0b\u5df2\u90e8\u7f72\u7684Pod<\/p>\n
kubectl get pods --all-namespaces   \r\n<\/code><\/pre>\n
DNS\u5df2\u7ecf\u521b\u5efa\u5b8c\u6210\u4e86\uff01\u4f7f\u7528\u8fd9\u4e2a\uff0cmaster\u8282\u70b9\u5df2\u7ecf\u5efa\u7acb\u597d\u4e86\u3002<\/p>\n
\u5de5\u4f5c\u8282\u70b9\u7684\u6784\u5efa\u548c\u4e3b\u8282\u70b9\u7684\u521d\u59cb\u8bbe\u7f6e\u76f8\u540c\u3002<\/p>\n
hostnamectl<\/span> set<\/span>-<\/span>hostname<\/span> 'k8s-master'<\/span>\r\nexec<\/span> bash<\/span>\r\n<\/code><\/pre>\n
setenforce<\/span> 0<\/span>\r\nsystemctl<\/span> stop<\/span> firewalld<\/span>\r\nsystemctl<\/span> disable<\/span> firewalld<\/span>\r\n<\/code><\/pre>\n
vi<\/span> \/etc\/<\/span>fstab<\/span>\r\n<\/code><\/pre>\n
cat<\/span> <<<\/span>EOF<\/span> ><\/span> \/etc\/<\/span>yum<\/span>.<\/span>repos<\/span>.<\/span>d<\/span>\/<\/span>kubernetes<\/span>.<\/span>repo<\/span>\r\n[kubernetes]\r\nname=Kubernetes\r\nbaseurl=https:\/\/packages.cloud.google.com\/yum\/repos\/kubernetes-el7-x86_64\r\nenabled=1\r\ngpgcheck=1\r\nrepo_gpgcheck=1\r\ngpgkey=https:\/\/packages.cloud.google.com\/yum\/doc\/yum-key.gpg\r\n        https:\/\/packages.cloud.google.com\/yum\/doc\/rpm-package-key.gpg\r\n<\/span>EOF<\/span>\r\n<\/code><\/pre>\n
yum<\/span> install<\/span> kubeadm<\/span> docker<\/span> -<\/span>y<\/span>\r\nsystemctl<\/span> restart<\/span> docker<\/span> &&<\/span> systemctl<\/span> enable<\/span> docker<\/span>\r\nsystemctl<\/span>  restart<\/span> kubelet<\/span> &&<\/span> systemctl<\/span> enable<\/span> kubelet<\/span>\r\n<\/code><\/pre>\n
mkdir<\/span> -<\/span>p<\/span> $HOME<\/span>\/<\/span>.<\/span>kube<\/span>\r\nvi<\/span> $HOME<\/span>\/<\/span>.<\/span>kube<\/span>\/<\/span>config<\/span>\r\nchown<\/span> $<\/span>(<\/span>id<\/span> -<\/span>u<\/span>):<\/span>$<\/span>(<\/span>id<\/span> -<\/span>g<\/span>)<\/span> $HOME<\/span>\/<\/span>.<\/span>kube<\/span>\/<\/span>config<\/span>\r\n<\/code><\/pre>\n
\u5728\u4e3b\u8282\u70b9\u4e0a\u521b\u5efa\u7684config\u6587\u4ef6\u88ab\u653e\u7f6e\u5728\u300c$HOME\/.kube\/config\u300d\u4e2d\u3002<\/p>\n
\u7136\u540e\uff0c\u8fdb\u884c\u8282\u70b9\u52a0\u5165\u3002
\n\u53c2\u4e0e\u52a0\u5165\u7684\u547d\u4ee4\u662f\u5728\u4e3b\u8282\u70b9\u4e0a\u6267\u884c”kubeadm init”\u547d\u4ee4\u540e\u8f93\u51fa\u7684\u4ee5\u4e0b\u547d\u4ee4\u3002<\/p>\n
kubeadm<\/span> join<\/span> 192.168<\/span>.<\/span>11.114<\/span>:<\/span>6443<\/span> --<\/span>token<\/span> puhvv1<\/span>.<\/span>lgfvwgzljq63sndl<\/span> --<\/span>discovery<\/span>-<\/span>token<\/span>-<\/span>ca<\/span>-<\/span>cert<\/span>-<\/span>hash<\/span> \r\n sha256<\/span>:ae212816cc3bdf83c3df92dd4dfc73b4ed5421376b273ce41fb6a030680fa0fe<\/span>\r\n<\/code><\/pre>\n
\u4ee4\u724c\u6709\u4e00\u4e2a\u6709\u6548\u671f\u9650\uff0c\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\u91cd\u65b0\u53d1\u5e03\u3002
\n\u5982\u679c\u4ece\u4e3b\u8282\u70b9\u6784\u5efa\u5f00\u59cb\u8fc7\u4e86\u4e00\u6bb5\u65f6\u95f4\uff0c\u662f\u5426\u9700\u8981\u91cd\u65b0\u53d1\u5e03\u5e76\u6dfb\u52a0\u8282\u70b9\uff1f<\/p>\n
kubeadm<\/span> token<\/span> create<\/span>  \r\n<\/code><\/pre>\n
\u8bf7\u786e\u8ba4Node\u662f\u5426\u53ef\u4ee5\u53c2\u52a0\u3002<\/p>\n
kubectl\u83b7\u53d6nodes<\/p>\n
\u5982\u679c\u8f93\u51fa\u5982\u4e0b\uff0c\u5219\u8868\u793aOK\u3002<\/p>\n
NAME<\/span>           STATUS<\/span>    ROLES<\/span>     AGE<\/span>       VERSION<\/span>                                                                 \r\nk8s<\/span>-<\/span>master<\/span>     Ready<\/span>     master<\/span>    1<\/span>d<\/span>        v1<\/span>.<\/span>10.2<\/span>                                                                 \r\nworker<\/span>-<\/span>node1<\/span>   Ready<\/span>     <<\/span>none<\/span>><\/span>    2<\/span>m<\/span>        v1<\/span>.<\/span>10.2<\/span>                                                                 \r\nworker<\/span>-<\/span>node2<\/span>   Ready<\/span>     <<\/span>none<\/span>><\/span>    11<\/span>s<\/span>       v1<\/span>.<\/span>10.2<\/span>   \r\n<\/code><\/pre>\n
\u4eea\u8868\u76d8\u5b89\u88c5<\/h1>\n
Kubernetes Dashboard\u5b89\u88c5\u6309\u7167\u5b98\u65b9\u7f51\u7ad9\u7684\u6b65\u9aa4\u6210\u529f\u6267\u884c\u4e86\u3002<\/p>\n
kubectl<\/span> apply<\/span> -<\/span>f<\/span> https<\/span>:\/<\/span>\/<\/span>raw<\/span>.<\/span>githubusercontent<\/span>.<\/span>com<\/span>\/<\/span>kubernetes<\/span>\/<\/span>dashboard<\/span>\/<\/span>master<\/span>\/<\/span>src<\/span>\/<\/span>deploy<\/span>\/<\/span>recommended<\/span>\/<\/span>kubernetes<\/span>-<\/span>dashboard<\/span>.<\/span>yaml<\/span> \r\n<\/code><\/pre>\n
\u7531\u4e8e\u5916\u90e8\u670d\u52a1\u5668\/\u5ba2\u6237\u7aef\u65e0\u6cd5\u8bbf\u95ee\uff0c\u9700\u8981\u4f7f\u5f97\u4eea\u8868\u677f\u53ef\u4ee5\u8bbf\u95ee\u3002<\/p>\n
kubectl<\/span> proxy<\/span> --<\/span>address<\/span> 0.0<\/span>.<\/span>0.0<\/span> --<\/span>accept<\/span>-<\/span>hosts<\/span> '.*'<\/span>\r\n<\/code><\/pre>\n
\u901a\u8fc7\u4ee5\u4e0bURL\uff0c\u53ef\u4ee5\u4ece\u5916\u90e8\u8bbf\u95ee\uff1a
\n“http:\/\/{\u4e3b\u8282\u70b9\u7684IP}:8001\/api\/v1\/namespaces\/kube-system\/services\/https:kubernetes-dashboard:\/proxy\/”<\/p>\n
\u7136\u540e\uff0c\u5728\u8bbf\u95ee\u4eea\u8868\u76d8\u65b9\u9762\uff0c\u6211\u4eec\u53c2\u8003\u4e86\u4ee5\u4e0b\u7f51\u7ad9\uff0c\u5e76\u4f7f\u5176\u53ef\u4ee5\u5728\u65e0\u9700\u8ba4\u8bc1\u7684\u60c5\u51b5\u4e0b\u8fdb\u884c\u64cd\u4f5c\u3002
\n\u4ee5\u7ba1\u7406\u5458\u6743\u9650\u767b\u5f55\u4eea\u8868\u76d8\u3002<\/p>\n
\u8bf7\u521b\u5efa\u4e00\u4e2a\u7c7b\u4f3c\u4ee5\u4e0b\u7684yaml\u6587\u4ef6\uff1a<\/p>\n
apiVersion: <\/span>rbac<\/span>.<\/span>authorization<\/span>.<\/span>k8s<\/span>.<\/span>io<\/span>\/<\/span>v1beta1<\/span>\r\nkind: <\/span>ClusterRoleBinding<\/span>\r\nmetadata:\r\n  name: <\/span>kubernetes<\/span>-<\/span>dashboard<\/span>\r\n  labels:\r\n    <\/span>k8s<\/span>-<\/span>app: <\/span>kubernetes<\/span>-<\/span>dashboard<\/span>\r\nroleRef:\r\n  apiGroup: <\/span>rbac<\/span>.<\/span>authorization<\/span>.<\/span>k8s<\/span>.<\/span>io<\/span>\r\n  kind: <\/span>ClusterRole<\/span>\r\n  name: <\/span>cluster<\/span>-<\/span>admin<\/span>\r\nsubjects:\r\n<\/span>-<\/span> kind: <\/span>ServiceAccount<\/span>\r\n  name: <\/span>kubernetes<\/span>-<\/span>dashboard<\/span>\r\n  namespace: <\/span>kube<\/span>-<\/span>system<\/span>\r\n<\/code><\/pre>\n
\u4f7f\u7528kubectl\u8fdb\u884c\u6267\u884c\u3002<\/p>\n
kubectl<\/span> create<\/span> -<\/span>f<\/span> dashboard<\/span>-<\/span>admin<\/span>.<\/span>yml<\/span>\r\n<\/code><\/pre>\n
\u901a\u8fc7\u8fd9\u4e2a\u8bbe\u7f6e\uff0c\u5373\u4f7f\u6309\u4e0b”\u8df3\u8fc7”\u6309\u94ae\u8fdb\u884c\u65e0\u8ba4\u8bc1\u8fdb\u5165\uff0c\u4e5f\u53ef\u4ee5\u6267\u884c\u6240\u6709\u64cd\u4f5c\u3002<\/p>\n
\u53e6\u5916\uff0c\u4e4b\u524d\u6ca1\u6709\u5728”\/etc\/hosts”\u4e2d\u6dfb\u52a0\u8bbe\u7f6e\u7684\u539f\u56e0\u662f\u56e0\u4e3a\u4eea\u8868\u677f\u6ca1\u6709\u6b63\u5e38\u8fd0\u4f5c\u3002\u5c3d\u7ba1\u90e8\u7f72\u662f\u6210\u529f\u7684\uff0c\u4f46\u65e0\u6cd5\u6b63\u5e38\u8bbf\u95ee\u3002\u5f53\u5220\u9664\u5e76\u91cd\u65b0\u6784\u5efa\u4e86”\/etc\/hosts”\u540e\uff0c\u4e00\u5207\u987a\u5229\uff0c\u5f88\u53ef\u80fd\u662f\u539f\u56e0\u6240\u5728\u3002<\/p>\n
\u6d4b\u8bd5Pod\u90e8\u7f72<\/h1>\n
\u8fd9\u6b21\u6211\u4eec\u90e8\u7f72\u4e86\u4e00\u4e2anginx\u5bb9\u5668\uff0c\u5e76\u5141\u8bb8\u5916\u90e8\u8bbf\u95ee\u3002
\n\u6839\u636e\u4ee5\u4e0b\u5185\u5bb9\u521b\u5efa”deployment-example.yaml”\u6587\u4ef6\u3002<\/p>\n
apiVersion: <\/span>extensions<\/span>\/<\/span>v1beta1<\/span>\r\nkind: <\/span>Deployment<\/span>\r\nmetadata:\r\n  name: <\/span>deployment<\/span>-<\/span>example<\/span>\r\nspec:\r\n  replicas: <\/span>2<\/span>\r\n  # Pod\u306e\u30c6\u30f3\u30d7\u30ec\u30fc\u30c8(PodTemplate)<\/span>\r\n  template:\r\n    metadata:\r\n      labels:\r\n        app: <\/span>deployment<\/span>-<\/span>example<\/span>\r\n    spec:\r\n      containers:\r\n      <\/span>-<\/span> name: <\/span>nginx<\/span>\r\n        image: <\/span>nginx<\/span>:<\/span>1.10<\/span>\r\n        ports:\r\n        <\/span>-<\/span> containerPort: <\/span>80<\/span>\r\n<\/code><\/pre>\n
kubectl<\/span> create<\/span> -<\/span>f<\/span> deployment<\/span>-<\/span>example<\/span>.<\/span>yaml<\/span> --<\/span>record<\/span>\r\n<\/code><\/pre>\n
\u67e5\u770b\u5df2\u521b\u5efa\u7684 Pod\u3002<\/p>\n
kubectl<\/span> get<\/span> pods<\/span> -<\/span>o<\/span> wide<\/span>\r\n<\/code><\/pre>\n
\u8f93\u51fa\u5c06\u5982\u4e0b\uff0c\u5e76\u4e14\u53ef\u4ee5\u4ece\u670d\u52a1\u5668\u5185\u8fdb\u884c\u8bbf\u95ee\u3002<\/p>\n
NAME<\/span>                                  READY<\/span>     STATUS<\/span>    RESTARTS<\/span>   AGE<\/span>       IP<\/span>          NODE<\/span>\r\ndeployment<\/span>-<\/span>example<\/span>-<\/span>564<\/span>f5cdb48<\/span>-<\/span>s475f<\/span>   1<\/span>\/<\/span>1<\/span>       Running<\/span>   0<\/span>          15<\/span>m<\/span>       10.32<\/span>.<\/span>0.2<\/span>   worker<\/span>-<\/span>node1<\/span>\r\ndeployment<\/span>-<\/span>example<\/span>-<\/span>564<\/span>f5cdb48<\/span>-<\/span>xf89b<\/span>   1<\/span>\/<\/span>1<\/span>       Running<\/span>   0<\/span>          15<\/span>m<\/span>       10.40<\/span>.<\/span>0.0<\/span>   worker<\/span>-<\/span>node2<\/span>\r\n<\/code><\/pre>\n
curl<\/span> -<\/span>I<\/span> http<\/span>:\/<\/span>\/<\/span>10.32<\/span>.<\/span>0.2<\/span>\r\n<\/code><\/pre>\n
\u7136\u800c\uff0c\u53ea\u6709\u8fd9\u6837\u8fd8\u65e0\u6cd5\u4ece\u5916\u90e8\u8fdb\u884c\u8bbf\u95ee\u3002<\/p>\n
\u5916\u90e8\u8bbf\u95ee\u8bbe\u7f6e b\u00f9<\/h1>\n
\u90e8\u7f72\u4e00\u4e2a\u7528\u4e8e\u5916\u90e8\u8bbf\u95ee\u7684\u670d\u52a1\u3002<\/p>\n
kubectl<\/span> expose<\/span> deployment<\/span> deployment<\/span>-<\/span>example<\/span> --<\/span>type<\/span>=<\/span>LoadBalancer<\/span> --<\/span>name<\/span>=<\/span>my<\/span>-<\/span>service<\/span>\r\n<\/code><\/pre>\n
kubectl<\/span> get<\/span> services<\/span>\r\n<\/code><\/pre>\n
NAME<\/span>         TYPE<\/span>           CLUSTER<\/span>-<\/span>IP<\/span>    EXTERNAL<\/span>-<\/span>IP<\/span>   PORT<\/span>(<\/span>S<\/span>)<\/span>        AGE<\/span>\r\nkubernetes<\/span>   ClusterIP<\/span>      10.96<\/span>.<\/span>0.1<\/span>     <<\/span>none<\/span>><\/span>        443<\/span>\/<\/span>TCP<\/span>        1<\/span>d<\/span>\r\nmy<\/span>-<\/span>service<\/span>   LoadBalancer<\/span>   10.105<\/span>.<\/span>35.2<\/span>   <<\/span>pending<\/span>><\/span>     80<\/span>:<\/span>30590<\/span>\/<\/span>TCP<\/span>   6<\/span>s<\/span>\r\n<\/code><\/pre>\n
\u6839\u636e\u6211\u4e86\u89e3\uff0cGKE\u7b49\u60c5\u51b5\u4e0b\u4f3c\u4e4e\u53ef\u4ee5\u901a\u8fc7\u8fd9\u4e2a\u6765\u5b9e\u73b0\u5916\u90e8\u8bbf\u95ee\u3002
\n\u4f46\u662f\u5728\u672c\u73af\u5883\u4e2d\uff0c\u201cEXTERNAL-IP\u201d\u662f\u7a7a\u7684\uff0c\u6ca1\u6709\u521b\u5efa\u5916\u90e8\u8bbf\u95ee\u6240\u9700\u7684IP\uff0c\u56e0\u6b64\u65e0\u6cd5\u8bbf\u95ee\u3002
\n\u66f4\u8be6\u7ec6\u7684\u4fe1\u606f\u8bf7\u53c2\u8003\u624b\u52a8\u521b\u5efa Kubernetes \u7684 Service \u7c7b\u578b LoadBalancer\u90a3\u4e00\u7bc7\u3002<\/p>\n
\u56e0\u6b64\uff0c\u8bf7\u6309\u7167\u4e0a\u8ff0\u94fe\u63a5\u7684\u6307\u793a\u8fdb\u884c\u8bbe\u7f6e\uff0c\u4ee5\u4fbf\u4ece\u5916\u90e8\u8fdb\u884c\u8bbf\u95ee\u3002<\/p>\n
cat<\/span> <<<\/span> EOF<\/span> ><\/span> haproxy<\/span>.<\/span>cfg<\/span>\r\nglobal<\/span>\r\n    maxconn<\/span> 256<\/span>\r\n\r\ndefaults<\/span>\r\n    mode<\/span> http<\/span>\r\n    timeout<\/span> client<\/span>     120000<\/span>ms<\/span>\r\n    timeout<\/span> server<\/span>     120000<\/span>ms<\/span>\r\n    timeout<\/span> connect<\/span>      6000<\/span>ms<\/span>\r\n\r\nlisten<\/span> http<\/span>-<\/span>in<\/span>\r\n    bind<\/span> *<\/span>:<\/span>80<\/span>\r\n    server<\/span> k8s<\/span>-<\/span>master<\/span> 192.168<\/span>.<\/span>11.114<\/span>:<\/span>30590<\/span>\r\n    server<\/span> worker<\/span>-<\/span>node1<\/span> 192.168<\/span>.<\/span>11.115<\/span>:<\/span>30590<\/span>\r\n    server<\/span> worker<\/span>-<\/span>node2<\/span> 192.168<\/span>.<\/span>11.116<\/span>:<\/span>30590<\/span>\r\nEOF<\/span>\r\n<\/code><\/pre>\n
\u8bf7\u5c06\u4e3b\u673a\u540d\u3001IP\u5730\u5740\u548c\u7aef\u53e3\u53f7\u6839\u636e\u60a8\u7684\u73af\u5883\u8fdb\u884c\u4fee\u6539\u3002
\n\u7aef\u53e3\u53f7\u53ef\u4ee5\u901a\u8fc7 “kubectl get services” \u547d\u4ee4\u786e\u8ba4\u3002<\/p>\n
\u7136\u540e\uff0c\u542f\u52a8HAProxy\u3002<\/p>\n
docker<\/span> run<\/span> -<\/span>d<\/span> --<\/span>name<\/span> haproxy<\/span> -<\/span>p<\/span> 80<\/span>:<\/span>80<\/span> -<\/span>v<\/span> $<\/span>(<\/span>pwd<\/span>)<\/span>\/<\/span>haproxy<\/span>.<\/span>cfg<\/span>:\/<\/span>usr<\/span>\/<\/span>local<\/span>\/<\/span>etc<\/span>\/<\/span>haproxy<\/span>\/<\/span>haproxy<\/span>.<\/span>cfg<\/span>:ro<\/span> haproxy<\/span>:<\/span>1.8<\/span>\r\n<\/code><\/pre>\n
\u901a\u8fc7\u8fd9\u6837\u505a\uff0c\u53ef\u4ee5\u8ba9\u5916\u90e8\u670d\u52a1\u5668\/\u5ba2\u6237\u7aef\u80fd\u591f\u8bbf\u95ee\u5230nginx\u3002
\nURL\uff1ahttp:\/\/localhost\/<\/p>\n","protected":false},"excerpt":{"rendered":"
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