{"id":5951,"date":"2021-12-17T11:42:23","date_gmt":"2021-12-17T03:42:23","guid":{"rendered":"https:\/\/www.gycysygg.icu\/?p=5951"},"modified":"2023-02-17T11:19:43","modified_gmt":"2023-02-17T03:19:43","slug":"rbac","status":"publish","type":"post","link":"https:\/\/blog.ywdevops.cn\/index.php\/2021\/12\/17\/rbac\/","title":{"rendered":"k8s\u4e4bRBAC\u6743\u9650\u63a7\u5236"},"content":{"rendered":"\n<p class=\"wp-block-paragraph\">RBAC(Role-Based Access Control)\u662f\u4e00\u79cd\u7279\u5b9a\u7684\u6743\u9650\u7ba1\u7406\u6a21\u578b\uff0c\u5b83\u628a\u53ef\u4ee5\u65bd\u52a0\u5728\u201c\u8d44\u6e90\u5bf9\u8c61\u201d\u4e0a\u7684\u201c\u52a8\u4f5c\u201d\u79f0\u4e3a\u201c\u8bb8\u53ef\u6743\u9650\u201d\uff0c\u8fd9\u4e9b\u8bb8\u53ef\u6743\u9650\u80fd\u591f\u6309\u9700\u7ec4\u5408\u5728\u4e00\u8d77\u6784\u5efa\u51fa\u201c\u89d2\u8272\u201d\u53ca\u5176\u804c\u80fd\uff0c\u5e76\u901a\u8fc7\u4e3a\u201c\u7528\u6237\u8d26\u6237\u6216\u7ec4\u8d26\u6237\u201d\u5206\u914d\u4e00\u5230\u591a\u4e2a\u89d2\u8272\u5b8c\u6210\u6743\u9650\u59d4\u6d3e\u3002\u8fd9\u4e9b\u80fd\u591f\u53d1\u51fa\u52a8\u4f5c\u7684\u7528\u6237\u5728RBAC\u4e2d\u4e5f\u79f0\u4e3a\u201c\u4e3b\u4f53\u201d\u3002\u5982\u4e0b\u5c55\u73b0\u4e86\u7528\u6237\u3001\u89d2\u8272\u3001\u6743\u9650\u4e4b\u95f4\u7684\u5173\u7cfb\uff0c\u5982\u56fe\uff1a<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"708\" height=\"311\" src=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/04\/4-1.png\" alt=\"\" class=\"wp-image-8018\" srcset=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/04\/4-1.png 708w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/04\/4-1-300x132.png 300w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2022\/04\/4-1-600x264.png 600w\" sizes=\"auto, (max-width: 708px) 100vw, 708px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">\u57fa\u4e8e\u89d2\u8272\uff08Role\uff09\u7684\u8bbf\u95ee\u63a7\u5236\uff08RBAC\uff09\u662f\u4e00\u79cd\u57fa\u4e8e\u7ec4\u7ec7\u4e2d\u7528\u6237\u7684\u89d2\u8272\u6765\u8c03\u8282\u63a7\u5236\u5bf9 \u8ba1\u7b97\u673a\u6216\u7f51\u7edc\u8d44\u6e90\u7684\u8bbf\u95ee\u7684\u65b9\u6cd5\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">RBAC \u9274\u6743\u673a\u5236\u4f7f\u7528&nbsp;<code>rbac.authorization.k8s.io<\/code>&nbsp;<a rel=\"noreferrer noopener\" href=\"https:\/\/kubernetes.io\/zh\/docs\/concepts\/overview\/kubernetes-api\/#api-groups-and-versioning\" target=\"_blank\">API \u7ec4<\/a>&nbsp;\u6765\u9a71\u52a8\u9274\u6743\u51b3\u5b9a\uff0c\u5141\u8bb8\u4f60\u901a\u8fc7 Kubernetes API \u52a8\u6001\u914d\u7f6e\u7b56\u7565\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u8981\u542f\u7528 RBAC\uff0c\u5728\u542f\u52a8&nbsp;<a rel=\"noreferrer noopener\" href=\"https:\/\/kubernetes.io\/zh\/docs\/reference\/command-line-tools-reference\/kube-apiserver\/\" target=\"_blank\">API \u670d\u52a1\u5668<\/a>&nbsp;\u65f6\u5c06&nbsp;<code>--authorization-mode<\/code>&nbsp;\u53c2\u6570\u8bbe\u7f6e\u4e3a\u4e00\u4e2a\u9017\u53f7\u5206\u9694\u7684\u5217\u8868\u5e76\u786e\u4fdd\u5176\u4e2d\u5305\u542b&nbsp;<code>RBAC<\/code>\uff0c\u4e8c\u8fdb\u5236\u90e8\u7f72\u4ee5\u53cakubeadm\u90e8\u7f72\u4e2d\u5df2\u5f00\u542fRBAC\u6743\u9650\u673a\u5236<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">RBAC API \u58f0\u660e\u4e86\u56db\u79cd Kubernetes \u5bf9\u8c61\uff1a<em>Role<\/em>\u3001<em>ClusterRole<\/em>\u3001<em>RoleBinding<\/em>&nbsp;\u548c&nbsp;<em>ClusterRoleBinding<\/em>\u3002\u4f60\u53ef\u4ee5\u50cf\u4f7f\u7528\u5176\u4ed6 Kubernetes \u5bf9\u8c61\u4e00\u6837\uff0c \u901a\u8fc7\u7c7b\u4f3c&nbsp;<code>kubectl<\/code>&nbsp;\u8fd9\u7c7b\u5de5\u5177&nbsp;<a href=\"https:\/\/kubernetes.io\/zh\/docs\/concepts\/overview\/working-with-objects\/kubernetes-objects\/#understanding-kubernetes-objects\">\u63cf\u8ff0\u5bf9\u8c61<\/a>, \u6216\u4fee\u8865\u5bf9\u8c61\u3002<\/p>\n\n\n\n<p class=\"has-medium-font-size wp-block-paragraph\"><strong>\u4e00\u3001Role:<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Role \u603b\u662f\u7528\u6765\u5728\u67d0\u4e2a\u547d\u540d\u7a7a\u95f4\u5185\u8bbe\u7f6e\u8bbf\u95ee\u6743\u9650\uff1b\u5728\u4f60\u521b\u5efa Role \u65f6\uff0c\u4f60\u5fc5\u987b\u6307\u5b9a\u8be5 Role \u6240\u5c5e\u7684\u540d\u5b57\u7a7a\u95f4\uff0c\u53ef\u4ee5\u7406\u89e3\u4e3arole\u5c31\u662f\u9488\u5bf9namespace\u7684\u6743\u9650\u7ba1\u63a7<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u4f8b\u5982\uff1a\u67e5\u8be2\u540d\u79f0\u7a7a\u95f4kube-system\u4e2d\u7684role\u89d2\u8272\uff0c\u5982\u56fe\uff1a<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"581\" height=\"195\" src=\"https:\/\/www.gycysygg.icu\/wp-content\/uploads\/2021\/12\/2-2.png\" alt=\"\" class=\"wp-image-5954\" srcset=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2021\/12\/2-2.png 581w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2021\/12\/2-2-300x101.png 300w\" sizes=\"auto, (max-width: 581px) 100vw, 581px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">\u4ee5\u7b2c\u4e00\u4e2a\u4e3a\u4f8b\uff0c\u67e5\u770b\u5b83\u7684yaml\u6587\u4ef6\u5185\u5bb9\u5982\u4e0b\uff1a<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"743\" height=\"462\" src=\"https:\/\/www.gycysygg.icu\/wp-content\/uploads\/2021\/12\/4.png\" alt=\"\" class=\"wp-image-5956\" srcset=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2021\/12\/4.png 743w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2021\/12\/4-300x187.png 300w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2021\/12\/4-600x373.png 600w\" sizes=\"auto, (max-width: 743px) 100vw, 743px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">1\u3001\u4e0a\u56fe\u4e2dRole\u8868\u793a\u8d44\u6e90\u540d\u79f0\u7c7b\u578b<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">2\u3001apiGroups\u8868\u793aapi\u8d44\u6e90\u7ec4\uff0c\u901a\u8fc7\u547d\u4ee4kubectl get apiservice\u53ef\u4ee5\u770b\u5230\u6240\u6709\u7684\u8d44\u6e90\u7ec4\uff0c\u5982\u56fe\uff1a<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"637\" height=\"469\" src=\"https:\/\/www.gycysygg.icu\/wp-content\/uploads\/2021\/12\/5.png\" alt=\"\" class=\"wp-image-5958\" srcset=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2021\/12\/5.png 637w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2021\/12\/5-300x221.png 300w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2021\/12\/5-600x442.png 600w\" sizes=\"auto, (max-width: 637px) 100vw, 637px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">3\u3001resources\u8868\u793ak8s\u8d44\u6e90\u540d\u79f0\uff0c\u6267\u884c\u547d\u4ee4kubectl api-resources \u53ef\u4ee5\u67e5\u770b\u6240\u6709\u7684\u8d44\u6e90\u540d\u79f0\uff0c\u5982\u56fe\uff1a<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"797\" height=\"353\" src=\"https:\/\/www.gycysygg.icu\/wp-content\/uploads\/2021\/12\/6-1.png\" alt=\"\" class=\"wp-image-5959\" srcset=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2021\/12\/6-1.png 797w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2021\/12\/6-1-300x133.png 300w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2021\/12\/6-1-768x340.png 768w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2021\/12\/6-1-600x266.png 600w\" sizes=\"auto, (max-width: 797px) 100vw, 797px\" \/><\/figure>\n\n\n\n<ul class=\"wp-block-list\"><li>\u7b2c\u4e00\u5217\u662f\u8d44\u6e90\u540d\u79f0\uff0c\u5c31\u662f\u53ef\u4ee5\u5199\u5728\u8fd9\u91cc\u7684<\/li><li>\u7b2c\u4e8c\u5217\u662f\u7b80\u5199\uff0ckubectl get \u540e\u9762\u7684\u53ef\u4ee5\u7b80\u5199<\/li><li>\u7b2c\u4e09\u5217\u662fAPIGROUP\u7ec4<\/li><li>\u7b2c\u56db\u5217\u662f\u662f\u5426\u5c5e\u4e8eNAMESPACED\u8d44\u6e90\uff0c\u5c31\u662f\u4f60\u53ef\u4ee5\u5728ns\u4e0b\u9762\u770b\u5230\u7684\u8d44\u6e90<\/li><li>\u7b2c\u4e94\u5217\u662fkind\u7684\u65f6\u5019\u5199\u7684\u540d\u79f0<\/li><\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">4\u3001verbs\u8868\u793a\u6743\u9650\uff0cget\u662f\u67e5\u770b\u6743\u9650\u3001update\u662f\u66f4\u65b0\u6743\u9650\u3001patch\u3001watch\u3001proxy\u3001redirect\u3001delete\u3001deletecollection<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u8bed\u6cd5\u89c4\u5219\u5982\u4e0b\uff1a<\/strong><\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>#\u53ef\u4f7f\u7528\u547d\u4ee4kubectl create role -h  \u67e5\u770b\u5177\u4f53\u7684\u8bed\u6cd5\u89c4\u5219\nUsage:\n  kubectl create role NAME --verb=verb --resource=resource.group\/subresource &#91;--resource-name=resourcename]\n&#91;--dry-run=server|client|none] &#91;options]\n<\/code><\/pre>\n\n\n\n<p class=\"has-text-align-center has-medium-font-size wp-block-paragraph\"><strong>\u521b\u5efa\u89d2\u8272\uff1a<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">1\u3001\u6267\u884c\u547d\u4ee4\u5728\u9ed8\u8ba4\u540d\u79f0\u7a7a\u95f4default\u4e2d\u521b\u5efa\u89d2\u8272gongguan\uff0c\u5e76\u4e14\u6b64\u89d2\u8272\u5bf9\u547d\u540d\u7a7a\u95f4default\u4e2d\u7684pod\u5177\u6709\u67e5\u770b\u548c\u8fdb\u5165pod\u7684\u6743\u9650<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>kubectl create role gongguan --verb=get,watch,list,create --resource=pods,pods\/exec<\/code><\/pre>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"709\" height=\"135\" src=\"https:\/\/www.gycysygg.icu\/wp-content\/uploads\/2021\/12\/1-4.png\" alt=\"\" class=\"wp-image-6020\" srcset=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2021\/12\/1-4.png 709w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2021\/12\/1-4-300x57.png 300w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2021\/12\/1-4-600x114.png 600w\" sizes=\"auto, (max-width: 709px) 100vw, 709px\" \/><\/figure>\n\n\n\n<p class=\"has-luminous-vivid-amber-background-color has-background wp-block-paragraph\">\u6ce8\u610f\uff1a\u5982\u679c\u8981\u6307\u5b9a\u547d\u540d\u7a7a\u95f4\uff0c\u9700\u8981\u4f7f\u7528-n + namespace\uff0c\u4e0d\u540c\u7684namespace\u4e2d\u7684role\u88ab\u8ba4\u4e3a\u662f\u4e0d\u540c\u7684\u89d2\u8272<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u67e5\u770b\u89d2\u8272gongguan\u7684\u6743\u9650\u4ee5\u53ca\u8d44\u6e90\uff0c\u5982\u56fe\uff1a<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"705\" height=\"392\" src=\"https:\/\/www.gycysygg.icu\/wp-content\/uploads\/2021\/12\/8-1.png\" alt=\"\" class=\"wp-image-5993\" srcset=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2021\/12\/8-1.png 705w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2021\/12\/8-1-300x167.png 300w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2021\/12\/8-1-600x334.png 600w\" sizes=\"auto, (max-width: 705px) 100vw, 705px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">2\u3001\u901a\u8fc7yaml\u6587\u4ef6\u5f62\u5f0f\u521b\u5efarole\uff0c\u6b64role\u4f4d\u4e8e\u9ed8\u8ba4\u547d\u540d\u7a7a\u95f4\uff0c\u5bf9services\u5177\u6709\u8bfb\u8bbf\u95ee\u6743\u9650\uff0c\u6587\u4ef6\u5185\u5bb9\u5982\u4e0b\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>apiVersion: rbac.authorization.k8s.io\/v1\nkind: Role\nmetadata:\n  namespace: default\n  name: pod-reader\nrules:\n- apiGroups: &#91;\"\"] # \"\" \u6807\u660e core API \u7ec4\n  resources: &#91;\"services\"]\n  verbs: &#91;\"get\", \"watch\", \"list\"]<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>verbs\u5e38\u7528\u6743\u9650\u7ec4\u5408\uff1a<\/strong><\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>\u8bfb\u53d6\u6743\u9650\uff1a&#91;\"get\", \"list\", \"watch\"]\n\u8bfb\/\u5199\u6743\u9650\uff1a&#91;\"get\", \"list\", \"watch\", \"create\", \"update\", \"patch\", \"delete\"]<\/code><\/pre>\n\n\n\n<p class=\"has-medium-font-size wp-block-paragraph\"><strong>\u4e8c\u3001ClusterRole:<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">ClusterRole \u53ef\u4ee5\u548c Role \u76f8\u540c\u5b8c\u6210\u6388\u6743\u3002 \u56e0\u4e3a ClusterRole \u5c5e\u4e8e\u96c6\u7fa4\u8303\u56f4\uff0c\u6240\u4ee5\u5b83\u4e5f\u53ef\u4ee5\u4e3a\u4ee5\u4e0b\u8d44\u6e90\u6388\u4e88\u8bbf\u95ee\u6743\u9650\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\"><li>\u96c6\u7fa4\u8303\u56f4\u8d44\u6e90\uff08\u6bd4\u5982&nbsp;<a rel=\"noreferrer noopener\" href=\"https:\/\/kubernetes.io\/zh\/docs\/concepts\/architecture\/nodes\/\" target=\"_blank\">\u8282\u70b9\uff08Node\uff09<\/a>\uff09<\/li><li>\u975e\u8d44\u6e90\u7aef\u70b9\uff08\u6bd4\u5982&nbsp;<code>\/healthz<\/code>\uff09<\/li><li>\u8de8\u540d\u5b57\u7a7a\u95f4\u8bbf\u95ee\u7684\u540d\u5b57\u7a7a\u95f4\u4f5c\u7528\u57df\u7684\u8d44\u6e90\uff08\u5982 Pods\uff09<\/li><\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">ClusterRole \u5c31\u662f\u7528\u6765\u5728\u96c6\u7fa4\u5185\u8bbe\u7f6e\u8bbf\u95ee\u6743\u9650\u3002ClusterRole\u4e0d\u7528\u56fa\u5b9a\u5728\u4e00\u4e2anamespaces<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u8fd9\u4e24\u79cd\u8d44\u6e90\u7684\u540d\u5b57\u4e0d\u540c\uff08Role \u548c ClusterRole\uff09\u662f\u56e0\u4e3a Kubernetes \u5bf9\u8c61\u8981\u4e48\u662fnamespaces\u4f5c\u7528\u57df\u7684\uff0c\u8981\u4e48\u662f\u96c6\u7fa4\u4f5c\u7528\u57df\u7684\uff0c \u4e0d\u53ef\u4e24\u8005\u517c\u5177\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u8bed\u6cd5\u89c4\u5219\u5982\u4e0b\uff1a<\/strong><\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>#\u53ef\u4f7f\u7528\u547d\u4ee4kubectl create clusterrole -h  \u67e5\u770b\u5177\u4f53\u7684\u8bed\u6cd5\u89c4\u5219\n\nUsage:\n  kubectl create clusterrole NAME --verb=verb --resource=resource.group &#91;--resource-name=resourcename]\n&#91;--dry-run=server|client|none] &#91;options]\n<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">1\u3001\u4e0b\u9762\u662f\u4e00\u4e2a ClusterRole \u7684\u793a\u4f8b\uff0c\u53ef\u7528\u6765\u4e3a\u4efb\u4e00\u7279\u5b9a\u540d\u5b57\u7a7a\u95f4\u4e2d\u7684&nbsp;<a rel=\"noreferrer noopener\" href=\"https:\/\/kubernetes.io\/zh\/docs\/concepts\/configuration\/secret\/\" target=\"_blank\">Secret<\/a>&nbsp;\u6388\u4e88\u8bfb\u8bbf\u95ee\u6743\u9650\uff0c \u6216\u8005\u8de8\u540d\u5b57\u7a7a\u95f4\u7684\u8bbf\u95ee\u6743\u9650\uff08\u53d6\u51b3\u4e8e\u8be5\u89d2\u8272\u662f\u5982\u4f55<a href=\"https:\/\/kubernetes.io\/zh\/docs\/reference\/access-authn-authz\/rbac\/#rolebinding-and-clusterrolebinding\">\u7ed1\u5b9a<\/a>\u7684\uff09\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>#\u521b\u5efaclusterrole\uff0c\u540d\u79f0\u4e3asecret-reader\uff0c\u5bf9\u8d44\u6e90secrets\u5177\u6709\u8bfb\u53d6\u7684\u6743\u9650\n\nkubectl create clusterrole secret-reader --verb=get,watch,list --resource=secrets<\/code><\/pre>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"701\" height=\"264\" src=\"https:\/\/www.gycysygg.icu\/wp-content\/uploads\/2021\/12\/8.png\" alt=\"\" class=\"wp-image-5969\" srcset=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2021\/12\/8.png 701w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2021\/12\/8-300x113.png 300w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2021\/12\/8-600x226.png 600w\" sizes=\"auto, (max-width: 701px) 100vw, 701px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">2\u3001\u521b\u5efa\u96c6\u7fa4\u89d2\u8272get-pod\uff0c\u5e76\u53ef\u4ee5\u8bbf\u95ee\u4efb\u610f\u547d\u540d\u7a7a\u95f4\u4e2d\u7684pod\u4fe1\u606f\uff0c\u6267\u884c\u547d\u4ee4\u5982\u4e0b\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>kubectl create clusterrole get-pod --verb=get,watch,list --resource=pods<\/code><\/pre>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"702\" height=\"91\" src=\"https:\/\/www.gycysygg.icu\/wp-content\/uploads\/2021\/12\/13-1.png\" alt=\"\" class=\"wp-image-6004\" srcset=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2021\/12\/13-1.png 702w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2021\/12\/13-1-300x39.png 300w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2021\/12\/13-1-600x78.png 600w\" sizes=\"auto, (max-width: 702px) 100vw, 702px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">3\u3001\u4e0b\u9762\u662f\u901a\u8fc7yaml\u6587\u4ef6\u521b\u5efaclusterrole\uff0c\u8868\u793a\u5bf9secrets\u6388\u4e88\u8bfb\u8bbf\u95ee\u6743\u9650\uff0c\u5982\u4e0b\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>apiVersion: rbac.authorization.k8s.io\/v1\nkind: ClusterRole\nmetadata:\n  # \"namespace\" \u88ab\u5ffd\u7565\uff0c\u56e0\u4e3a ClusterRoles \u4e0d\u53d7\u540d\u5b57\u7a7a\u95f4\u9650\u5236\n  name: secret-reader\nrules:\n- apiGroups: &#91;\"\"]\n  # \u5728 HTTP \u5c42\u9762\uff0c\u7528\u6765\u8bbf\u95ee Secret \u8d44\u6e90\u7684\u540d\u79f0\u4e3a \"secrets\"\n  resources: &#91;\"secrets\"]\n  verbs: &#91;\"get\", \"watch\", \"list\"]<\/code><\/pre>\n\n\n\n<p class=\"has-luminous-vivid-amber-background-color has-background wp-block-paragraph\">\u6ce8\uff1aclusterrole\u751f\u6548\u8bbf\u95ee\u662f\u547d\u540d\u7a7a\u95f4\u7ea7\u522b\u8fd8\u662f\u96c6\u7fa4\u7ea7\u522b\u53d6\u51b3\u4e8erolebinding\u8fd8\u662fclusterrolebinding<\/p>\n\n\n\n<p class=\"has-medium-font-size wp-block-paragraph\"><strong>\u4e09\u3001RoleBinding<\/strong>\uff1a<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u89d2\u8272\u7ed1\u5b9a\uff08Role Binding\uff09\u662f\u5c06\u89d2\u8272\u4e2d\u5b9a\u4e49\u7684\u6743\u9650\u8d4b\u4e88\u4e00\u4e2a\u6216\u8005\u4e00\u7ec4\u7528\u6237\u3002 \u5b83\u5305\u542b\u82e5\u5e72<strong>\u4e3b\u4f53<\/strong>\uff08\u7528\u6237\u3001\u7ec4\u6216\u670d\u52a1\u8d26\u6237\uff09\u7684\u5217\u8868\u548c\u5bf9\u8fd9\u4e9b\u4e3b\u4f53\u6240\u83b7\u5f97\u7684\u89d2\u8272\u7684\u5f15\u7528\u3002 <strong>RoleBinding \u5728\u6307\u5b9a\u7684\u540d\u5b57\u7a7a\u95f4\u4e2d\u6267\u884c\u6388\u6743<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u4e00\u4e2a RoleBinding \u53ef\u4ee5\u5f15\u7528\u540c\u4e00\u4e2a\u540d\u5b57\u7a7a\u95f4\u4e2d\u7684\u4efb\u4f55 Role\u3002 \u6216\u8005\uff0c\u4e00\u4e2a RoleBinding \u53ef\u4ee5\u5f15\u7528\u67d0 ClusterRole \u5e76\u5c06\u8be5 ClusterRole \u7ed1\u5b9a\u5230 RoleBinding \u6240\u5728\u7684\u540d\u5b57\u7a7a\u95f4\u3002 \u5982\u679c\u4f60\u5e0c\u671b\u5c06\u67d0 ClusterRole \u7ed1\u5b9a\u5230\u96c6\u7fa4\u4e2d\u6240\u6709\u540d\u5b57\u7a7a\u95f4\uff0c\u4f60\u8981\u4f7f\u7528 ClusterRoleBinding<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u8bed\u6cd5\u5982\u4e0b\uff1a<\/strong><\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>#\u53ef\u6267\u884c\u547d\u4ee4kubectl create rolebinding -h  \u67e5\u770b\u8bed\u6cd5\u89c4\u5219\n\nUsage:\n  kubectl create rolebinding NAME --clusterrole=NAME|--role=NAME &#91;--user=username] &#91;--group=groupname]\n&#91;--serviceaccount=namespace:serviceaccountname] &#91;--dry-run=server|client|none] &#91;options]\n<\/code><\/pre>\n\n\n\n<p class=\"has-text-align-center wp-block-paragraph\"><strong>rolebinding\u5f15\u7528role<\/strong>\uff1a<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u4e0b\u9762\u7684\u4f8b\u5b50rolebinding\u4e2d\u5c06\u89d2\u8272role\u540d\u79f0gongguan\u6388\u4e88\u5728\u9ed8\u8ba4\u547d\u540d\u7a7a\u95f4default\u4e2d\u7684\u7528\u6237gong\uff0c\u8fd9\u6837gong\u5c31\u53ef\u4ee5\u8bbf\u95eedefault\u547d\u540d\u7a7a\u95f4\u4e2d\u7684Pod\u4fe1\u606f\uff0c\u5982\u4e0b\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>#\u5c06role\u7ed1\u5b9a\u5230\u7528\u6237gong\uff0c\u6b64\u7528\u6237\u53ea\u80fd\u4f5c\u7528\u4e8e\u5f53\u524drolebinging\u6240\u5728\u7684\u547d\u4ee4\u7a7a\u95f4\n<strong>kubectl create rolebinding gongguan-rolebinding --role=gongguan --user=gong<\/strong>\n#\u5c06role\u7ed1\u5b9a\u5230default\u7a7a\u95f4\u4e0b\u7684serviceaccunt-nginx\u4e0a\nkubectl create rolebinding <strong>gongguan-rolebinding<\/strong> --role=gongguan --serviceaccount=default:serviceaccount-nginx -n default<\/code><\/pre>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"708\" height=\"162\" src=\"https:\/\/www.gycysygg.icu\/wp-content\/uploads\/2021\/12\/2-3.png\" alt=\"\" class=\"wp-image-5977\" srcset=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2021\/12\/2-3.png 708w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2021\/12\/2-3-300x69.png 300w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2021\/12\/2-3-600x137.png 600w\" sizes=\"auto, (max-width: 708px) 100vw, 708px\" \/><\/figure>\n\n\n\n<ul class=\"wp-block-list\"><li>gongguan-rolebinding\uff1a\u521b\u5efa\u7684rolebinding\u540d\u79f0\uff0c\u53ef\u81ea\u5b9a\u4e49<\/li><li>&#8211;role=gongguan\uff1a\u6307\u5b9a\u89d2\u8272\u540d\u79f0\uff0c\u5728\u7b2c\u4e00\u6b65\u4e2d\u5df2\u7ecf\u521b\u5efa\u5e76\u8d4b\u4e88\u6743\u9650<\/li><li>&#8211;user=gong\uff1a\u6307\u5b9a\u9ed8\u8ba4\u547d\u540d\u7a7a\u95f4\u4e2d\u7684\u7528\u6237<\/li><\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">\u4e0a\u8ff0\u53ef\u4ee5\u7b80\u5355\u7406\u89e3\u4e3a\uff1a\u5c06\u9ed8\u8ba4namespace\u4e2d\u7684\u7528\u6237gong\u7ed1\u5b9a\u5230\u9ed8\u8ba4namespace\u4e2d\u7684\u89d2\u8272gongguan\u4e0a\uff0c\u8fd9\u6837\u6b64\u7528\u6237\u5c31\u5177\u5907\u4e86\u89d2\u8272gongguan\u6240\u5177\u6709\u7684\u6743\u9650\u4e86<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u67e5\u770bgongguan-rolebinding\u7684\u5185\u5bb9\u5982\u4e0b\uff1a<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"707\" height=\"344\" src=\"https:\/\/www.gycysygg.icu\/wp-content\/uploads\/2021\/12\/3-3.png\" alt=\"\" class=\"wp-image-5980\" srcset=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2021\/12\/3-3.png 707w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2021\/12\/3-3-300x146.png 300w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2021\/12\/3-3-600x292.png 600w\" sizes=\"auto, (max-width: 707px) 100vw, 707px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">\u5173\u4e8e\u5982\u4f55k8s\u7528\u6237\u7ba1\u7406\u53ef\u53c2\u8003\u6587\u7ae0\uff1a<a href=\"https:\/\/blog.ywdevops.cn\/index.php\/2021\/12\/17\/user\/\" target=\"_blank\" rel=\"noreferrer noopener\">k8s\u7528\u6237\u548c\u7528\u6237\u7ec4<\/a><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u9a8c\u8bc1\uff1a<\/strong>\u73b0\u5728\u5207\u6362\u5230default\u547d\u540d\u7a7a\u95f4\u7684gong\u7528\u6237\u4e0b\uff0c\u6267\u884c\u67e5\u770bpod\u547d\u4ee4\uff0c\u5982\u56fe\uff1a<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"704\" height=\"228\" src=\"https:\/\/www.gycysygg.icu\/wp-content\/uploads\/2021\/12\/6-2.png\" alt=\"\" class=\"wp-image-5991\" srcset=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2021\/12\/6-2.png 704w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2021\/12\/6-2-300x97.png 300w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2021\/12\/6-2-600x194.png 600w\" sizes=\"auto, (max-width: 704px) 100vw, 704px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">\u4ece\u4e0a\u56fe\u4e2d\u53ef\u4ee5\u770b\u51fa\uff0c\u7528\u6237gong\u53ea\u5177\u5907\u5bf9default\u540d\u79f0\u7a7a\u95f4\u7684pod\u8bbf\u95ee\u6743\u9650\uff0ckube-system\u4e2d\u7684Pod\u65e0\u6743\u9650\u67e5\u770b<\/p>\n\n\n\n<p class=\"has-text-align-center wp-block-paragraph\"> <strong>rolebinding\u5f15\u7528clusterrole<\/strong>\uff1a <\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u4e0b\u9762\u4f8b\u5b50\u8868\u793a\u5c06clusterrole\u540d\u79f0\u4e3asecret-reader\u6388\u4e88rolebinding\u6240\u5728\u7684\u9ed8\u8ba4\u547d\u540d\u7a7a\u95f4\u4e2d\u7684\u7528\u6237gong<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>kubectl create rolebinding guan-rolebinding --clusterrole=secret-reader --user=gong<\/code><\/pre>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"710\" height=\"173\" src=\"https:\/\/www.gycysygg.icu\/wp-content\/uploads\/2021\/12\/9.png\" alt=\"\" class=\"wp-image-5995\" srcset=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2021\/12\/9.png 710w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2021\/12\/9-300x73.png 300w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2021\/12\/9-600x146.png 600w\" sizes=\"auto, (max-width: 710px) 100vw, 710px\" \/><\/figure>\n\n\n\n<ul class=\"wp-block-list\"><li>guan-rolebinding\uff1a\u521b\u5efa\u89d2\u8272\u7ed1\u5b9a\u540d\u79f0<\/li><li>&#8211;clusterrole=secret-reader\uff1a\u96c6\u7fa4\u89d2\u8272\u4e3asecret-reader\uff08\u5728\u4e0a\u9762\u7684\u6b65\u9aa4\u4e2d\u521b\u5efa\uff09<\/li><li>&#8211;user=gong\uff1a\u6307\u5b9a\u7528\u6237\u4e3agong<\/li><\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">\u4e0a\u9762\u7684\u547d\u4ee4\u53ef\u4ee5\u7b80\u5355\u7406\u89e3\u4e3a\uff1a\u5c06\u7528\u6237gong\u4e0e\u96c6\u7fa4\u89d2\u8272secret-reader\u8fdb\u884c\u7ed1\u5b9a\uff0c\u90a3\u4e48\u7528\u6237gong\u5c06\u5177\u5907\u6b64\u96c6\u7fa4\u89d2\u8272secret-reader\u7684\u6743\u9650\uff0c\u524d\u63d0\u662f\u5728\u5f53\u524d\u7684guan-rolebinding\u6240\u5728\u547d\u540d\u7a7a\u95f4\u4e2d\uff0c\u56e0\u4e3arolebinding\u7684\u4f5c\u7528\u57df\u5728\u547d\u540d\u7a7a\u95f4\u4e2d<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">guan-rolebinding\u7684yaml\u6587\u4ef6\u5185\u5bb9\u5982\u4e0b\uff1a<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"705\" height=\"359\" src=\"https:\/\/www.gycysygg.icu\/wp-content\/uploads\/2021\/12\/12-1.png\" alt=\"\" class=\"wp-image-6002\" srcset=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2021\/12\/12-1.png 705w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2021\/12\/12-1-300x153.png 300w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2021\/12\/12-1-600x306.png 600w\" sizes=\"auto, (max-width: 705px) 100vw, 705px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">\u9a8c\u8bc1\uff1a\u73b0\u5728\u5207\u6362\u5230\u7528\u6237gong\u4e0b\u64cd\u4f5c\u96c6\u7fa4\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>kubectl config use-context gong@kubernetes\nkubectl get secrets<\/code><\/pre>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"703\" height=\"150\" src=\"https:\/\/www.gycysygg.icu\/wp-content\/uploads\/2021\/12\/10.png\" alt=\"\" class=\"wp-image-5998\" srcset=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2021\/12\/10.png 703w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2021\/12\/10-300x64.png 300w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2021\/12\/10-600x128.png 600w\" sizes=\"auto, (max-width: 703px) 100vw, 703px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">\u56e0\u4e3aclusterrole\u540d\u79f0secret-reader\u5177\u6709secrets\u7684\u8bbf\u95ee\u6743\u9650\uff0c\u56e0\u6b64\u7528\u6237gong\u4e5f\u53ef\u4ee5\u8bbf\u95ee<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u901a\u8fc7\u7528\u6237gong\u8bbf\u95ee\u5176\u4ed6\u8d44\u6e90\u5c06\u4f1a\u63d0\u793a\u6ca1\u6709\u6743\u9650\u5217\u51fa\u8d44\u6e90\uff0c\u5982\u56fe\uff1a<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"703\" height=\"120\" src=\"https:\/\/www.gycysygg.icu\/wp-content\/uploads\/2021\/12\/11-1.png\" alt=\"\" class=\"wp-image-6000\" srcset=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2021\/12\/11-1.png 703w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2021\/12\/11-1-300x51.png 300w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2021\/12\/11-1-600x102.png 600w\" sizes=\"auto, (max-width: 703px) 100vw, 703px\" \/><\/figure>\n\n\n\n<p class=\"has-luminous-vivid-amber-background-color has-background wp-block-paragraph\">\u6ce8\uff1arolebinding\u53ef\u4ee5\u5f15\u7528role\u548cclusterrole<\/p>\n\n\n\n<p class=\"has-medium-font-size wp-block-paragraph\"><strong>\u56db\u3001ClusterRoleBinding \u793a\u4f8b\uff1a<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u8981\u8de8\u6574\u4e2a\u96c6\u7fa4\u5b8c\u6210\u8bbf\u95ee\u6743\u9650\u7684\u6388\u4e88\uff0c\u4f60\u53ef\u4ee5\u4f7f\u7528\u4e00\u4e2a ClusterRoleBinding\uff0c\u8bed\u6cd5\u5982\u4e0b\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>#\u53ef\u4f7f\u7528\u547d\u4ee4kubectl create clusterolebinding -h  \u67e5\u770b\u8bed\u6cd5\uff1a\n\nUsage:\n  kubectl create clusterrolebinding NAME --clusterrole=NAME &#91;--user=username] &#91;--group=groupname]\n&#91;--serviceaccount=namespace:serviceaccountname] &#91;--dry-run=server|client|none] &#91;options]\n<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">1\u3001\u4e0b\u9762\u7684 ClusterRoleBinding \u5141\u8bb8 \u201cGUAN&#8221; \u7ec4\u5185\u7684\u6240\u6709\u7528\u6237\u8bbf\u95ee\u4efb\u4f55\u540d\u5b57\u7a7a\u95f4\u4e2d\u7684 pod\uff0c\u6267\u884c\u547d\u4ee4\u5982\u4e0b\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>kubectl create clusterrolebinding fullpod --clusterrole=get-pod --group=GUAN<\/code><\/pre>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"679\" height=\"133\" src=\"https:\/\/www.gycysygg.icu\/wp-content\/uploads\/2021\/12\/15.png\" alt=\"\" class=\"wp-image-6008\" srcset=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2021\/12\/15.png 679w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2021\/12\/15-300x59.png 300w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2021\/12\/15-600x118.png 600w\" sizes=\"auto, (max-width: 679px) 100vw, 679px\" \/><\/figure>\n\n\n\n<p class=\"has-luminous-vivid-amber-background-color has-background wp-block-paragraph\">\u6ce8\u610f\uff1a\u7ec4\u540d\u662f\u533a\u5206\u5927\u5c0f\u5199\u7684\uff0c\u5927\u5199\u548c\u5c0f\u5199\u8868\u793a\u4e24\u4e2a\u4e0d\u540c\u7684\u7ec4<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u67e5\u770b\u96c6\u7fa4\u89d2\u8272\u7ed1\u5b9afullpod\u7684yaml\u6587\u4ef6\u5185\u5bb9\u5982\u4e0b\uff1a<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"703\" height=\"336\" src=\"https:\/\/www.gycysygg.icu\/wp-content\/uploads\/2021\/12\/17.png\" alt=\"\" class=\"wp-image-6012\" srcset=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2021\/12\/17.png 703w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2021\/12\/17-300x143.png 300w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2021\/12\/17-600x287.png 600w\" sizes=\"auto, (max-width: 703px) 100vw, 703px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u9a8c\u8bc1\uff1a<\/strong> \u73b0\u5728\u5207\u6362\u5230\u7528\u6237gong\u4e0b\u64cd\u4f5c\u96c6\u7fa4(\u7528\u6237gong\u5728\u7ec4GUAN\u4e2d)\uff1a<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"705\" height=\"392\" src=\"https:\/\/www.gycysygg.icu\/wp-content\/uploads\/2021\/12\/16.png\" alt=\"\" class=\"wp-image-6010\" srcset=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2021\/12\/16.png 705w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2021\/12\/16-300x167.png 300w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2021\/12\/16-600x334.png 600w\" sizes=\"auto, (max-width: 705px) 100vw, 705px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\"> \u4ece\u4e0a\u56fe\u53ef\u4ee5\u770b\u51fa\uff0c\u5207\u6362\u5230\u7528\u6237gong\u540e\uff0c\u65e0\u8bba\u662f\u9ed8\u8ba4\u7684\u547d\u540d\u7a7a\u95f4\u8fd8\u662fkube-system\u7b49\u547d\u540d\u7a7a\u95f4\u4e2d\u7684pod\u90fd\u53ef\u4ee5\u67e5\u770b<\/p>\n\n\n\n<p class=\"has-luminous-vivid-amber-background-color has-background wp-block-paragraph\">\u6ce8\u610f\uff1a\u521b\u5efa\u4e86\u7ed1\u5b9a\u4e4b\u540e\uff0c\u4f60\u4e0d\u80fd\u518d\u4fee\u6539\u7ed1\u5b9a\u5bf9\u8c61\u6240\u5f15\u7528\u7684 Role \u6216 ClusterRole\u3002 \u8bd5\u56fe\u6539\u53d8\u7ed1\u5b9a\u5bf9\u8c61\u7684&nbsp;<code>roleRef<\/code>&nbsp;\u5c06\u5bfc\u81f4\u5408\u6cd5\u6027\u68c0\u67e5\u9519\u8bef\u3002 \u5982\u679c\u4f60\u60f3\u8981\u6539\u53d8\u73b0\u6709\u7ed1\u5b9a\u5bf9\u8c61\u4e2d&nbsp;<code>roleRef<\/code>&nbsp;\u5b57\u6bb5\u7684\u5185\u5bb9\uff0c\u5fc5\u987b\u5220\u9664\u91cd\u65b0\u521b\u5efa\u7ed1\u5b9a\u5bf9\u8c61\u3002\u8fd9\u79cd\u9650\u5236\u4e3b\u8981\u6709\u4e24\u4e2a\u539f\u56e0\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\"><li>\u9488\u5bf9\u4e0d\u540c\u89d2\u8272\u7684\u7ed1\u5b9a\u662f\u5b8c\u5168\u4e0d\u4e00\u6837\u7684\u7ed1\u5b9a\u3002\u8981\u6c42\u901a\u8fc7\u5220\u9664\/\u91cd\u5efa\u7ed1\u5b9a\u6765\u66f4\u6539&nbsp;<code>roleRef<\/code>, \u8fd9\u6837\u53ef\u4ee5\u786e\u4fdd\u8981\u8d4b\u4e88\u7ed1\u5b9a\u7684\u6240\u6709\u4e3b\u4f53\u4f1a\u88ab\u6388\u4e88\u65b0\u7684\u89d2\u8272\uff08\u800c\u4e0d\u662f\u5728\u5141\u8bb8\u6216\u8005\u4e0d\u5c0f\u5fc3\u4fee\u6539 \u4e86&nbsp;<code>roleRef<\/code>&nbsp;\u7684\u60c5\u51b5\u4e0b\u5bfc\u81f4\u6240\u6709\u73b0\u6709\u4e3b\u4f53\u672a\u7ecf\u9a8c\u8bc1\u5373\u88ab\u6388\u4e88\u65b0\u89d2\u8272\u5bf9\u5e94\u7684\u6743\u9650\uff09<\/li><li>\u5c06&nbsp;<code>roleRef<\/code>&nbsp;\u8bbe\u7f6e\u4e3a\u4e0d\u53ef\u4ee5\u6539\u53d8\uff0c\u8fd9\u4f7f\u5f97\u53ef\u4ee5\u4e3a\u7528\u6237\u6388\u4e88\u5bf9\u73b0\u6709\u7ed1\u5b9a\u5bf9\u8c61\u7684&nbsp;<code>update<\/code>&nbsp;\u6743\u9650\uff0c \u8fd9\u6837\u53ef\u4ee5\u8ba9\u4ed6\u4eec\u7ba1\u7406\u4e3b\u4f53\u5217\u8868\uff0c\u540c\u65f6\u4e0d\u80fd\u66f4\u6539\u88ab\u6388\u4e88\u8fd9\u4e9b\u4e3b\u4f53\u7684\u89d2\u8272<\/li><\/ul>\n\n\n\n<p class=\"has-luminous-vivid-amber-background-color has-background wp-block-paragraph\">\u6ce8\uff1aclusterrolebinding\u53ea\u80fd\u5f15\u7528clusterrole\uff0c\u4e0d\u80fd\u5f15\u7528role<\/p>\n\n\n\n<p class=\"has-medium-font-size wp-block-paragraph\"><strong>\u603b\u7ed3\uff1a<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\"><li>role\uff1a\u521b\u5efa\u89d2\u8272\u5e76\u8bbe\u7f6e\u76f8\u5e94\u6743\u9650\uff0c\u4f5c\u7528\u57df\u4e3anamespace<\/li><li>clusterrole\uff1a\u521b\u5efa\u96c6\u7fa4\u89d2\u8272\u5e76\u8bbe\u7f6e\u76f8\u5e94\u6743\u9650\uff0c\u4f5c\u7528\u57df\u4e3a\u96c6\u7fa4<\/li><li>rolebinding\uff1a\u5c06role\u548crolebinding\u6240\u5728\u7684\u547d\u540d\u7a7a\u95f4\u4e2d\u7684\u7528\u6237\u8fdb\u884c\u7ed1\u5b9a,\u4e5f\u53ef\u7ed1\u5b9aclusterrole\uff0c\u6b64\u65f6clusterrole\u53ea\u80fd\u4f5c\u7528\u5728\u5f53\u524d\u7684rolebinding\u6240\u5728namespace<\/li><li>clusterrolebinding\uff1a\u5c06clusterrole\u548c\u7528\u6237\u6216\u8005\u7528\u6237\u7ec4\u8fdb\u884c\u7ed1\u5b9a\uff0c\u4e0d\u9650\u5236namespace<\/li><\/ul>\n\n\n\n<p class=\"has-text-align-center has-medium-font-size wp-block-paragraph\"><strong>\u9644\u52a0\uff1a<\/strong><\/p>\n\n\n\n<p class=\"has-medium-font-size wp-block-paragraph\"><strong>\u4e94\u3001\u8d44\u6e90\u5f15\u7528\uff1a<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u5728 Kubernetes API \u4e2d\uff0c\u5927\u591a\u6570\u8d44\u6e90\u90fd\u662f\u4f7f\u7528\u5bf9\u8c61\u540d\u79f0\u7684\u5b57\u7b26\u4e32\u8868\u793a\u6765\u5448\u73b0\u4e0e\u8bbf\u95ee\u7684\u3002 \u4f8b\u5982\uff0c\u4e0a\u6587\u4e2d\u8bbe\u7f6eclusterrole\u5bf9\u4e8e Pod\u7684\u6743\u9650\u4f7f\u7528 &#8220;pods&#8221;\u3002 RBAC \u4f7f\u7528\u5bf9\u5e94 API \u7aef\u70b9\u7684 URL \u4e2d\u5448\u73b0\u7684\u540d\u5b57\u6765\u5f15\u7528\u8d44\u6e90\u3002 \u6709\u4e00\u4e9b Kubernetes API \u6d89\u53ca&nbsp;<strong>\u5b50\u8d44\u6e90\uff08subresource\uff09<\/strong>\uff0c\u4f8b\u5982 Pod \u7684\u65e5\u5fd7\u3001\u6216\u8fdb\u5165pod\u5185\u90e8\u547d\u4ee4exec\uff0c\u5176\u4e2d\uff0c<code>pods<\/code>&nbsp;\u5bf9\u5e94\u540d\u5b57\u7a7a\u95f4\u4f5c\u7528\u57df\u7684 Pod \u8d44\u6e90\uff0c\u800c&nbsp;<code>log\u6216\u8005exec<\/code>&nbsp;\u662f&nbsp;<code>pods<\/code>&nbsp;\u7684\u5b50\u8d44\u6e90\u3002 \u5728 RBAC \u89d2\u8272\u8868\u8fbe\u5b50\u8d44\u6e90\u65f6\uff0c\u4f7f\u7528\u659c\u7ebf\uff08<code>\/<\/code>\uff09\u6765\u5206\u9694\u8d44\u6e90\u548c\u5b50\u8d44\u6e90\u3002 \u8981\u5141\u8bb8\u67d0\u4e3b\u4f53\u8bfb\u53d6&nbsp;<code>pods<\/code>&nbsp;\u540c\u65f6\u8bbf\u95ee\u8fd9\u4e9b Pod \u7684&nbsp;\u5b50\u8d44\u6e90\uff0c\u53ef\u4ee5\u8fd9\u4e48\u5199\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>#\u8868\u793a\u521b\u5efa\u4e00\u4e2a\u89d2\u8272gongguan,\u5e76\u4e14\u5728\u547d\u540d\u7a7a\u95f4default\u4e2d\u5177\u6709\u67e5\u770bpod\u5e76\u8fdb\u5165pod\u5185\u90e8\u7684\u6743\u9650\nkubectl create role gongguan --verb=get,watch,list,create --resource=pods,pods\/exec<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u4e5f\u53ef\u4ee5\u901a\u8fc7yaml\u6587\u4ef6\u5f62\u5f0f\u6765\u7f16\u5199\uff0c\u5982\u56fe\uff1a<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"702\" height=\"404\" src=\"https:\/\/www.gycysygg.icu\/wp-content\/uploads\/2021\/12\/2-4.png\" alt=\"\" class=\"wp-image-6021\" srcset=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2021\/12\/2-4.png 702w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2021\/12\/2-4-300x173.png 300w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2021\/12\/2-4-600x345.png 600w\" sizes=\"auto, (max-width: 702px) 100vw, 702px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">\u4e0a\u56fe\u4e2d\u53ef\u4ee5pods\u8868\u793a\u8d44\u6e90\u540d\u79f0\uff0cpods\/exec\u8868\u793a\u5b50\u8d44\u6e90\uff0c\u6267\u884crolebinding\u540e\uff0c\u7528\u6237\u5373\u53ef\u67e5\u770bpod\u540c\u65f6\u8fdb\u5165pod\u5185\u90e8<\/p>\n\n\n\n<p class=\"has-medium-font-size wp-block-paragraph\"><strong>\u516d\u3001\u4e3b\u4f53\u5f15\u7528\uff1a<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">RoleBinding \u6216\u8005 ClusterRoleBinding \u53ef\u7ed1\u5b9a\u89d2\u8272\u5230\u67d0 *\u4e3b\u4f53\uff08Subject\uff09*\u4e0a\u3002 \u4e3b\u4f53\u53ef\u4ee5\u662f\u7ec4\uff0c\u7528\u6237\u6216\u8005&nbsp;<a rel=\"noreferrer noopener\" href=\"https:\/\/kubernetes.io\/zh\/docs\/tasks\/configure-pod-container\/configure-service-account\/\" target=\"_blank\">\u670d\u52a1\u8d26\u6237<\/a><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Kubernetes \u7528\u5b57\u7b26\u4e32\u6765\u8868\u793a\u7528\u6237\u540d\u3002 \u7528\u6237\u540d\u53ef\u4ee5\u662f\u666e\u901a\u7684\u7528\u6237\u540d\uff0c\u50cf &#8220;gong&#8221;\uff1b\u6216\u8005\u662f\u90ae\u4ef6\u98ce\u683c\u7684\u540d\u79f0\uff0c\u5982 &#8220;gong@example.com&#8221;\uff0c \u6216\u8005\u662f\u4ee5\u5b57\u7b26\u4e32\u5f62\u5f0f\u8868\u8fbe\u7684\u6570\u5b57 ID\u3002&nbsp;<\/p>\n\n\n\n<p class=\"has-luminous-vivid-amber-background-color has-background wp-block-paragraph\">\u6ce8\u610f\uff1a\u524d\u7f00&nbsp;<code>system:<\/code>&nbsp;\u662f Kubernetes \u7cfb\u7edf\u4fdd\u7559\u7684\uff0c\u6240\u4ee5\u4f60\u8981\u786e\u4fdd \u6240\u914d\u7f6e\u7684\u7528\u6237\u540d\u6216\u8005\u7ec4\u540d\u4e0d\u80fd\u51fa\u73b0\u4e0a\u8ff0&nbsp;<code>system:<\/code>&nbsp;\u524d\u7f00\u3002 \u9664\u4e86\u5bf9\u524d\u7f00\u7684\u9650\u5236\u4e4b\u5916\uff0cRBAC \u9274\u6743\u7cfb\u7edf\u4e0d\u5bf9\u7528\u6237\u540d\u683c\u5f0f\u4f5c\u4efb\u4f55\u8981\u6c42\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><a href=\"https:\/\/kubernetes.io\/zh\/docs\/tasks\/configure-pod-container\/configure-service-account\/\">\u670d\u52a1\u8d26\u6237<\/a>&nbsp;\u7684\u7528\u6237\u540d\u524d\u7f00\u4e3a&nbsp;<code>system:serviceaccount:<\/code>\uff0c\u5c5e\u4e8e\u524d\u7f00\u4e3a&nbsp;<code>system:serviceaccounts:<\/code>&nbsp;\u7684\u7528\u6237\u7ec4<\/p>\n\n\n\n<ul class=\"wp-block-list\"><li><code>system:serviceaccount:<\/code>&nbsp;\uff08\u5355\u6570\uff09\u662f\u7528\u4e8e\u670d\u52a1\u8d26\u6237\u7528\u6237\u540d\u7684\u524d\u7f00\uff1b<\/li><li><code>system:serviceaccounts:<\/code>&nbsp;\uff08\u590d\u6570\uff09\u662f\u7528\u4e8e\u670d\u52a1\u8d26\u6237\u7ec4\u540d\u7684\u524d\u7f00<\/li><\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">API \u670d\u52a1\u5668\u521b\u5efa\u4e00\u7ec4\u9ed8\u8ba4\u7684 ClusterRole \u548c ClusterRoleBinding \u5bf9\u8c61\u3002 \u8fd9\u5176\u4e2d\u8bb8\u591a\u662f\u4ee5&nbsp;<code>system:<\/code>&nbsp;\u4e3a\u524d\u7f00\u7684\uff0c\u7528\u4ee5\u6807\u8bc6\u5bf9\u5e94\u8d44\u6e90\u662f\u76f4\u63a5\u7531\u96c6\u7fa4\u63a7\u5236\u9762\u7ba1\u7406\u7684\u3002 \u6240\u6709\u7684\u9ed8\u8ba4 ClusterRole \u548c ClusterRoleBinding \u90fd\u6709&nbsp;<code>kubernetes.io\/bootstrapping=rbac-defaults<\/code>&nbsp;\u6807\u7b7e\u3002<\/p>\n\n\n\n<p class=\"has-luminous-vivid-amber-background-color has-background wp-block-paragraph\">\u6ce8\u610f\uff1a\u5728\u4fee\u6539\u540d\u79f0\u5305\u542b&nbsp;<code>system:<\/code>&nbsp;\u524d\u7f00\u7684 ClusterRole \u548c ClusterRoleBinding \u65f6\u8981\u683c\u5916\u5c0f\u5fc3\u3002 \u5bf9\u8fd9\u4e9b\u8d44\u6e90\u7684\u66f4\u6539\u53ef\u80fd\u5bfc\u81f4\u96c6\u7fa4\u65e0\u6cd5\u7ee7\u7eed\u5de5\u4f5c\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u81ea\u52a8\u534f\u5546\u673a\u5236\uff1a<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u5728\u6bcf\u6b21\u542f\u52a8\u65f6\uff0cAPI \u670d\u52a1\u5668\u90fd\u4f1a\u66f4\u65b0\u9ed8\u8ba4 ClusterRole \u4ee5\u6dfb\u52a0\u7f3a\u5931\u7684\u5404\u79cd\u6743\u9650\uff0c\u5e76\u66f4\u65b0 \u9ed8\u8ba4\u7684 ClusterRoleBinding \u4ee5\u589e\u52a0\u7f3a\u5931\u7684\u5404\u7c7b\u4e3b\u4f53\u3002 \u8fd9\u79cd\u81ea\u52a8\u534f\u5546\u673a\u5236\u5141\u8bb8\u96c6\u7fa4\u53bb\u4fee\u590d\u4e00\u4e9b\u4e0d\u5c0f\u5fc3\u53d1\u751f\u7684\u4fee\u6539\uff0c\u5e76\u4e14\u6709\u52a9\u4e8e\u4fdd\u8bc1\u89d2\u8272\u548c\u89d2\u8272\u7ed1\u5b9a \u5728\u65b0\u7684\u53d1\u884c\u7248\u672c\u4e2d\u6709\u6743\u9650\u6216\u4e3b\u4f53\u53d8\u66f4\u65f6\u4ecd\u7136\u4fdd\u6301\u6700\u65b0\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u5982\u679c\u8981\u7981\u6b62\u6b64\u529f\u80fd\uff0c\u8bf7\u5c06\u9ed8\u8ba4 ClusterRole \u4ee5\u53ca ClusterRoleBinding \u7684&nbsp;<code>rbac.authorization.kubernetes.io\/autoupdate<\/code>&nbsp;\u6ce8\u89e3\u8bbe\u7f6e\u6210&nbsp;<code>false<\/code>\u3002 \u6ce8\u610f\uff0c\u7f3a\u5c11\u9ed8\u8ba4\u6743\u9650\u548c\u89d2\u8272\u7ed1\u5b9a\u4e3b\u4f53\u53ef\u80fd\u4f1a\u5bfc\u81f4\u96c6\u7fa4\u65e0\u6cd5\u6b63\u5e38\u5de5\u4f5c\uff0c\u9ed8\u8ba4\u60c5\u51b5\u4e0b\u4e3atrue\uff0c\u5982\u4e0b\u8868\u793a\u968f\u673a\u67e5\u770b\u4e00\u4e2aclusterrole\u7684\u5185\u5bb9\uff0c\u5982\u56fe\uff1a<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"703\" height=\"333\" src=\"https:\/\/www.gycysygg.icu\/wp-content\/uploads\/2021\/12\/3-4.png\" alt=\"\" class=\"wp-image-6028\" srcset=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2021\/12\/3-4.png 703w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2021\/12\/3-4-300x142.png 300w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2021\/12\/3-4-600x284.png 600w\" sizes=\"auto, (max-width: 703px) 100vw, 703px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">\u5982\u679c\u57fa\u4e8e RBAC \u7684\u9274\u6743\u673a\u5236\u88ab\u542f\u7528\uff0c\u5219\u81ea\u52a8\u534f\u5546\u529f\u80fd\u9ed8\u8ba4\u662f\u88ab\u542f\u7528\u7684\uff0c\u9ed8\u8ba4\u5c31\u662ftrue<\/p>\n\n\n\n<p class=\"has-medium-font-size wp-block-paragraph\"><strong>\u4e03\u3001\u5e38\u7528\u547d\u4ee4\u4e3e\u4f8b\uff1a<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>1\u3001<code>kubectl create role<\/code><\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u521b\u5efa\u540d\u79f0\u4e3a &#8220;gongguan&#8221; \u7684 Role \u5bf9\u8c61\uff0c\u5141\u8bb8\u7528\u6237\u5bf9 Pods \u6267\u884c&nbsp;<code>get<\/code>\u3001<code>watch<\/code>&nbsp;\u548c&nbsp;<code>list<\/code>&nbsp;\u64cd\u4f5c<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>kubectl create role gongguan --verb=get,list,watch --resource=pods<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u521b\u5efa\u540d\u79f0\u4e3a &#8220;gongguan&#8221; \u7684 Role \u5bf9\u8c61\u5e76\u6307\u5b9a&nbsp;<code>resourceNames<\/code>\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>kubectl create role gongguan --verb=get --resource=pods --resource-name=readablepod --resource-name=anotherpod<\/code><\/pre>\n\n\n\n<p class=\"has-luminous-vivid-amber-background-color has-background wp-block-paragraph\">\u6ce8\u610f\uff1a\u4f60\u4e0d\u80fd\u4f7f\u7528\u8d44\u6e90\u540d\u5b57\u6765\u9650\u5236&nbsp;<code>create<\/code>&nbsp;\u6216\u8005&nbsp;<code>deletecollection<\/code>&nbsp;\u8bf7\u6c42\u3002 \u5bf9\u4e8e&nbsp;<code>create<\/code>&nbsp;\u8bf7\u6c42\u800c\u8a00\uff0c\u8fd9\u662f\u56e0\u4e3a\u5728\u9274\u6743\u65f6\u53ef\u80fd\u8fd8\u4e0d\u77e5\u9053\u65b0\u5bf9\u8c61\u7684\u540d\u5b57\u3002 \u5982\u679c\u4f60\u4f7f\u7528 resourceName \u6765\u9650\u5236&nbsp;<code>list<\/code>&nbsp;\u6216\u8005&nbsp;<code>watch<\/code>&nbsp;\u8bf7\u6c42\uff0c \u5ba2\u6237\u7aef\u5fc5\u987b\u5728\u5b83\u4eec\u7684&nbsp;<code>list<\/code>&nbsp;\u6216\u8005&nbsp;<code>watch<\/code>&nbsp;\u8bf7\u6c42\u91cc\u5305\u542b\u4e00\u4e2a\u4e0e\u6307\u5b9a\u7684 resourceName \u5339\u914d\u7684&nbsp;<code>metadata.name<\/code>&nbsp;\u5b57\u6bb5\u9009\u62e9\u5668\u3002 \u4f8b\u5982\uff0c<code>kubectl get configmaps --field-selector=metadata.name=my-configmap<\/code><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u521b\u5efa\u540d\u4e3a &#8220;foo&#8221; \u7684 Role \u5bf9\u8c61\u5e76\u6307\u5b9a&nbsp;<code>apiGroups<\/code>\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>kubectl create role foo --verb=get,list,watch --resource=replicasets.apps<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u521b\u5efa\u540d\u4e3a &#8220;foo&#8221; \u7684 Role \u5bf9\u8c61\u5e76\u6307\u5b9a\u5b50\u8d44\u6e90\u6743\u9650:<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>kubectl create role foo --verb=get,list,watch --resource=pods,pods\/status,pods\/exec<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u521b\u5efa\u540d\u4e3a &#8220;my-component-lease-holder&#8221; \u7684 Role \u5bf9\u8c61\uff0c\u4f7f\u5176\u5177\u6709\u5bf9\u7279\u5b9a\u540d\u79f0\u7684 \u8d44\u6e90\u6267\u884cget\/update \u7684\u6743\u9650\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>kubectl create role my-component-lease-holder --verb=get,list,watch,update --resource=lease --resource-name=my-component<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>2\u3001<code>kubectl create clusterrole<\/code><\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u521b\u5efa\u540d\u79f0\u4e3a &#8220;pod-reader&#8221; \u7684 ClusterRole<code>\u5bf9\u8c61\uff0c\u5141\u8bb8\u7528\u6237\u5bf9 Pods \u5bf9\u8c61\u6267\u884c<\/code>get\u3001watch<code>\u548c<\/code>list \u64cd\u4f5c\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>kubectl create clusterrole pod-reader --verb=get,list,watch --resource=pods<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u521b\u5efa\u540d\u4e3a &#8220;pod-reader&#8221; \u7684 ClusterRole \u5bf9\u8c61\u5e76\u6307\u5b9a&nbsp;<code>resourceNames<\/code>\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>kubectl create clusterrole pod-reader --verb=get --resource=pods --resource-name=readablepod --resource-name=anotherpod<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u521b\u5efa\u540d\u4e3a &#8220;foo&#8221; \u7684 ClusterRole \u5bf9\u8c61\u5e76\u6307\u5b9a&nbsp;<code>apiGroups<\/code>\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>kubectl create clusterrole foo --verb=get,list,watch --resource=replicasets.apps<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u521b\u5efa\u540d\u4e3a &#8220;foo&#8221; \u7684 ClusterRole \u5bf9\u8c61\u5e76\u6307\u5b9a\u5b50\u8d44\u6e90:<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>kubectl create clusterrole foo --verb=get,list,watch --resource=pods,pods\/status<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u521b\u5efa\u540d\u4e3a &#8220;foo&#8221; \u7684 ClusterRole \u5bf9\u8c61\u5e76\u6307\u5b9a&nbsp;<code>nonResourceURL<\/code>\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>kubectl create clusterrole \"foo\" --verb=get --non-resource-url=\/logs\/*<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u521b\u5efa\u540d\u4e3a &#8220;monitoring&#8221; \u7684 ClusterRole \u5bf9\u8c61\u5e76\u6307\u5b9a&nbsp;<code>aggregationRule<\/code>\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>kubectl create clusterrole monitoring --aggregation-rule=\"rbac.example.com\/aggregate-to-monitoring=true\"<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u516b\u3001\u9650\u5236\u591a\u4e2a\u4e0d\u540c\u7528\u6237\u8bbf\u95ee\u4e0d\u540cnamespace\u7684\u8bbf\u95ee\u6743\u9650<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u60c5\u51b5\uff1a\u6bd4\u5982\u6709\u4e0d\u540c\u7684\u4eba\u5458\u9700\u8981\u8bbf\u95eek8s\u96c6\u7fa4\uff0c\u4f46\u662f\u4e0d\u53ef\u80fd\u7ed9\u6bcf\u4e2a\u4eba\u7ba1\u7406\u5458\u6743\u9650\uff0c\u90a3\u4e48\u53ea\u80fd\u6839\u636e\u4e0d\u540c\u7684\u89d2\u8272\u6216\u9879\u76ee\u8bbe\u7f6e\u4e0d\u540c\u7684\u6743\u9650\uff0c\u4ece\u800c\u8fbe\u5230\u6743\u9650\u7ba1\u63a7\uff0c\u5177\u4f53\u64cd\u4f5c\u65b9\u6cd5\u5982\u4e0b\uff1a<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u8bf4\u5148\u67e5\u770b\u5f53\u524ddefault\u547d\u540d\u7a7a\u95f4\u4e0b\u7684pod\u4fe1\u606f\uff0c\u5982\u56fe\uff1a<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"708\" height=\"129\" src=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2023\/02\/10-4.png\" alt=\"\" class=\"wp-image-11520\" srcset=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2023\/02\/10-4.png 708w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2023\/02\/10-4-300x55.png 300w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2023\/02\/10-4-600x109.png 600w\" sizes=\"auto, (max-width: 708px) 100vw, 708px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">\u9700\u6c42\uff1a\u914d\u7f6e\u65b0\u7528\u6237guan\uff0c\u53ea\u80fd\u67e5\u770b\u548c\u5217\u51fadefault\u4e0b\u7684pod\u4fe1\u606f<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">1\u3001\u5728default\u547d\u540d\u7a7a\u95f4\u4e2d\u5b9a\u4e49role\uff0c\u5bf9default\u4e0b\u7684pod\u5177\u6709\u67e5\u770b\u6743\u9650\uff0c\u5982\u56fe\uff1a<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"707\" height=\"211\" src=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2023\/02\/9-4.png\" alt=\"\" class=\"wp-image-11517\" srcset=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2023\/02\/9-4.png 707w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2023\/02\/9-4-300x90.png 300w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2023\/02\/9-4-600x179.png 600w\" sizes=\"auto, (max-width: 707px) 100vw, 707px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">2\u3001\u5728default\u547d\u540d\u7a7a\u95f4\u4e0b\u521b\u5efaserviceaccount\uff0c\u6267\u884c\u547d\u4ee4\u5982\u4e0b\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>kubectl create serviceaccount serviceaccount-nginx<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">3\u3001\u5c06\u89d2\u8272role\u4e0eserviceaccount\u8fdb\u884c\u7ed1\u5b9a\uff0c\u6267\u884c\u547d\u4ee4\u5982\u4e0b\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>kubectl create rolebinding nginx-account --role=pod-reader --serviceaccount=default:serviceaccount-nginx -n default<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">4\u3001\u83b7\u53d6serviceaccout-nginx\u4e2d\u7684token\u540d\u5b57\uff0c\u5c5e\u4e8esecrets\u8d44\u6e90\uff0c\u5982\u56fe\uff1a<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"709\" height=\"243\" src=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2023\/02\/11-4.png\" alt=\"\" class=\"wp-image-11522\" srcset=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2023\/02\/11-4.png 709w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2023\/02\/11-4-300x103.png 300w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2023\/02\/11-4-600x206.png 600w\" sizes=\"auto, (max-width: 709px) 100vw, 709px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">5\u3001\u67e5\u770btoken\u548cca.crt\u7684\u4fe1\u606f\uff0c\u547d\u4ee4\u5982\u4e0b\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>kubectl get secrets serviceaccount-nginx-token-w7ncm -o yaml<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u5176\u4e2d\u7684token\u662f\u7ecf\u8fc7base64\u5904\u7406\u7684\uff0c\u56e0\u6b64\u9700\u8981\u8fdb\u884c\u89e3\u7801\uff0c\u6267\u884c\u547d\u4ee4\u5982\u4e0b\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>echo $token | base64 -d<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">6\u3001\u7f16\u8f91\u6587\u4ef6$HOME\/.kube\/config\uff0c\u6dfb\u52a0\u5185\u5bb9\u5982\u4e0b\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>&#91;root@k8s01 ~]# vim config\r\r\napiVersion: v1\r\nkind: Config\r\nclusters:\r\n- cluster:                              #\u591a\u4e2a\u96c6\u7fa4\u5c31\u8981\u5199\u591a\u4e2acluster\r\n    server: K8S\u96c6\u7fa4\u5730\u5740\r\n    certificate-authority-data: \"ca.crt\u540e\u7684\u5185\u5bb9\"\r\n  name: kubernetes-cluster\r\nusers:\r\n- name: \"guan\"                          #\u591a\u4e2a\u7528\u6237\u5c31\u5199\u591a\u4e2a\r\n  user:\n    token: \"\u89e3\u7801\u540e\u7684token\u5b57\u7b26\u4e32\"\r\ncontexts:\r\n- context:                               #\u591a\u4e2a\u4e0a\u4e0b\u6587\u5c31\u5199\u591a\u4e2a\r\n    cluster: kubernetes-cluster\r\n    user: \"guan\"\r\n  name: kubernetes-context\r\npreferences: {}\r\ncurrent-context: kubernetes-context<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">clusters\u8bb0\u5f55\u4e86\u4e00\u4e2a\u6216\u591a\u4e2a\u96c6\u7fa4\u4fe1\u606f\uff0c\u5305\u542b\u4ee5\u4e0b\u51e0\u4e2a\u5b57\u6bb5\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\"><li>server\uff1a\u96c6\u7fa4\u5730\u5740<\/li><li>certificate-authority-data\uff1a\u8fde\u63a5k8s\u96c6\u7fa4\u8bc1\u4e66<\/li><li>name\uff1a\u96c6\u7fa4\u540d\u79f0\u4ee3\u53f7\uff0c\u53ef\u81ea\u5b9a\u4e49<\/li><\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">users\u8bb0\u5f55\u4e86\u8bbf\u95eek8s\u96c6\u7fa4\u7684\u8d26\u53f7\u4fe1\u606f\uff0c\u5305\u542b\u4e00\u4e0b\u51e0\u4e2a\u5b57\u6bb5\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\"><li>name\uff1a\u7528\u6237\u8d26\u53f7\u7684\u540d\u79f0\u4ee3\u53f7\uff0c\u6b64\u5904\u53ef\u81ea\u5b9a\u4e49<\/li><li>user\/token\uff1a\u7528\u6237\u91c7\u7528token\u7684\u65b9\u5f0f\u8ba4\u8bc1<\/li><\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">contexts\u662f\u4e0a\u4e0b\u6587\u4fe1\u606f\uff0c\u5305\u542bk8s\u96c6\u7fa4\u548c\u8bbf\u95ee\u96c6\u7fa4\u7684\u7528\u6237\u4fe1\u606f\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\"><li>name\uff1a\u4e0a\u4e0b\u6587\u7684\u540d\u79f0\u4ee3\u53f7<\/li><li>cluster\uff1ak8s\u96c6\u7fa4\u540d\u79f0\u4ee3\u53f7\uff0c\u9700\u8981\u4e0e\u4e0a\u65b9\u7684cluster\u4e2d\u7684name\u4fdd\u6301\u4e00\u81f4<\/li><li>user\uff1a\u8bbf\u95eek8s\u96c6\u7fa4\u7684\u7528\u6237\u540d\u79f0\u4ee3\u53f7\uff0c\u9700\u8981\u4e0eusers\u4e2d\u7684name\u4fdd\u6301\u4e00\u81f4<\/li><\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">current-context\uff1a\u6307\u5b9a\u5f53\u524dkubectl\u4f7f\u7528\u7684\u4e0a\u4e0b\u6587\u4fe1\u606f\uff0c\u9700\u8981\u4e0e\u4e0a\u9762\u7684contexts\u4e2d\u7684name\u4fdd\u6301\u4e00\u81f4<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">7\u3001\u6700\u540e\u901a\u8fc7\u547d\u4ee4\u67e5\u770bpod\u548cservice\uff0c\u5982\u56fe\uff1a<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"710\" height=\"251\" src=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2023\/02\/12-4.png\" alt=\"\" class=\"wp-image-11529\" srcset=\"https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2023\/02\/12-4.png 710w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2023\/02\/12-4-300x106.png 300w, https:\/\/blog.ywdevops.cn\/wp-content\/uploads\/2023\/02\/12-4-600x212.png 600w\" sizes=\"auto, (max-width: 710px) 100vw, 710px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">\u4ece\u4e0a\u56fe\u770b\u51fa\uff0cpod\u53ef\u4ee5\u67e5\u770b\u4f46\u662fservice\u4e0d\u53ef\u4ee5\uff0c\u56e0\u4e3a\u6211\u4eec\u6ca1\u6709\u6388\u6743<\/p>\n","protected":false},"excerpt":{"rendered":"<p>RBAC(Role-Based Access Control)\u662f\u4e00\u79cd\u7279\u5b9a\u7684\u6743\u9650\u7ba1\u7406\u6a21\u578b\uff0c\u5b83\u628a\u53ef\u4ee5\u65bd\u52a0\u5728\u201c\u8d44\u6e90\u5bf9 [&hellip;]<\/p>\n","protected":false},"author":3,"featured_media":5984,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[93,23],"tags":[],"class_list":["post-5951","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-kubernetes","category-rong"],"blocksy_meta":{"styles_descriptor":{"styles":{"desktop":"","tablet":"","mobile":""},"google_fonts":[],"version":8}},"_links":{"self":[{"href":"https:\/\/blog.ywdevops.cn\/index.php\/wp-json\/wp\/v2\/posts\/5951","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/blog.ywdevops.cn\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/blog.ywdevops.cn\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/blog.ywdevops.cn\/index.php\/wp-json\/wp\/v2\/users\/3"}],"replies":[{"embeddable":true,"href":"https:\/\/blog.ywdevops.cn\/index.php\/wp-json\/wp\/v2\/comments?post=5951"}],"version-history":[{"count":80,"href":"https:\/\/blog.ywdevops.cn\/index.php\/wp-json\/wp\/v2\/posts\/5951\/revisions"}],"predecessor-version":[{"id":11530,"href":"https:\/\/blog.ywdevops.cn\/index.php\/wp-json\/wp\/v2\/posts\/5951\/revisions\/11530"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/blog.ywdevops.cn\/index.php\/wp-json\/wp\/v2\/media\/5984"}],"wp:attachment":[{"href":"https:\/\/blog.ywdevops.cn\/index.php\/wp-json\/wp\/v2\/media?parent=5951"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/blog.ywdevops.cn\/index.php\/wp-json\/wp\/v2\/categories?post=5951"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/blog.ywdevops.cn\/index.php\/wp-json\/wp\/v2\/tags?post=5951"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}