{"id":1906,"date":"2020-07-09T05:19:43","date_gmt":"2020-07-08T21:19:43","guid":{"rendered":"http:\/\/39.97.231.10\/?p=1906"},"modified":"2020-07-09T05:19:43","modified_gmt":"2020-07-08T21:19:43","slug":"kubernetes%e5%9f%ba%e6%9c%ac%e6%a6%82%e5%bf%b5","status":"publish","type":"post","link":"http:\/\/www.weijing.co\/?p=1906","title":{"rendered":"Kubernetes\u57fa\u672c\u6982\u5ff5"},"content":{"rendered":"<h1>\u6982\u5ff5<\/h1>\n<p>\u6982\u5ff5\u90e8\u5206\u53ef\u4ee5\u5e2e\u52a9\u4f60\u4e86\u89e3 Kubernetes \u7684\u5404\u4e2a\u7ec4\u6210\u90e8\u5206\u4ee5\u53ca Kubernetes \u7528\u6765\u8868\u793a\u96c6\u7fa4\u7684\u4e00\u4e9b\u62bd\u8c61\u6982\u5ff5\uff0c\u5e76\u5e2e\u52a9\u4f60\u66f4\u52a0\u6df1\u5165\u7684\u7406\u89e3 Kubernetes \u662f\u5982\u4f55\u5de5\u4f5c\u7684\u3002<\/p>\n<h2 id=\\\"\u6982\u8ff0\\\">\u6982\u8ff0<\/h2>\n<p>\u8981\u4f7f\u7528 Kubernetes\uff0c\u4f60\u9700\u8981\u7528\u00a0<em>Kubernetes API \u5bf9\u8c61<\/em>\u00a0\u6765\u63cf\u8ff0\u96c6\u7fa4\u7684\u00a0<em>\u9884\u671f\u72b6\u6001\uff08desired state\uff09<\/em>\u00a0\uff1a\u5305\u62ec\u4f60\u9700\u8981\u8fd0\u884c\u7684\u5e94\u7528\u6216\u8005\u8d1f\u8f7d\uff0c\u5b83\u4eec\u4f7f\u7528\u7684\u955c\u50cf\u3001\u526f\u672c\u6570\uff0c\u4ee5\u53ca\u6240\u9700\u7f51\u7edc\u548c\u78c1\u76d8\u8d44\u6e90\u7b49\u7b49\u3002\u4f60\u53ef\u4ee5\u4f7f\u7528\u547d\u4ee4\u884c\u5de5\u5177\u00a0<code>kubectl<\/code>\u00a0\u6765\u8c03\u7528 Kubernetes API \u521b\u5efa\u5bf9\u8c61\uff0c\u901a\u8fc7\u6240\u521b\u5efa\u7684\u8fd9\u4e9b\u5bf9\u8c61\u6765\u914d\u7f6e\u9884\u671f\u72b6\u6001\u3002\u4f60\u4e5f\u53ef\u4ee5\u76f4\u63a5\u8c03\u7528 Kubernetes API \u548c\u96c6\u7fa4\u8fdb\u884c\u4ea4\u4e92\uff0c\u8bbe\u7f6e\u6216\u8005\u4fee\u6539\u9884\u671f\u72b6\u6001\u3002<br \/>\n\u4e00\u65e6\u4f60\u8bbe\u7f6e\u4e86\u4f60\u6240\u9700\u7684\u76ee\u6807\u72b6\u6001\uff0c<em>Kubernetes \u63a7\u5236\u9762\uff08control plane\uff09<\/em>\u00a0\u4f1a\u901a\u8fc7 Pod \u751f\u547d\u5468\u671f\u4e8b\u4ef6\u751f\u6210\u5668(<a href=\\\"https:\/\/github.com\/kubernetes\/community\/blob\/master\/contributors\/design-proposals\/node\/pod-lifecycle-event-generator.md\\\">PLEG<\/a>)\uff0c\u4fc3\u6210\u96c6\u7fa4\u7684\u5f53\u524d\u72b6\u6001\u7b26\u5408\u5176\u9884\u671f\u72b6\u6001\u3002\u4e3a\u6b64\uff0cKubernetes \u4f1a\u81ea\u52a8\u6267\u884c\u5404\u7c7b\u4efb\u52a1\uff0c\u6bd4\u5982\u8fd0\u884c\u6216\u8005\u91cd\u542f\u5bb9\u5668\u3001\u8c03\u6574\u7ed9\u5b9a\u5e94\u7528\u7684\u526f\u672c\u6570\u7b49\u7b49\u3002Kubernetes \u63a7\u5236\u9762\u7531\u4e00\u7ec4\u8fd0\u884c\u5728\u96c6\u7fa4\u4e0a\u7684\u8fdb\u7a0b\u7ec4\u6210\uff1a<\/p>\n<ul>\n<li><strong>Kubernetes \u4e3b\u63a7\u7ec4\u4ef6\uff08Master\uff09<\/strong>\u00a0\u5305\u542b\u4e09\u4e2a\u8fdb\u7a0b\uff0c\u90fd\u8fd0\u884c\u5728\u96c6\u7fa4\u4e2d\u7684\u67d0\u4e2a\u8282\u70b9\u4e0a\uff0c\u4e3b\u63a7\u7ec4\u4ef6\u901a\u5e38\u8fd9\u4e2a\u8282\u70b9\u88ab\u79f0\u4e3a master \u8282\u70b9\u3002\u8fd9\u4e9b\u8fdb\u7a0b\u5305\u62ec\uff1a<a href=\\\"https:\/\/kubernetes.io\/docs\/admin\/kube-apiserver\/\\\">kube-apiserver<\/a>\u3001<a href=\\\"https:\/\/kubernetes.io\/docs\/admin\/kube-controller-manager\/\\\">kube-controller-manager<\/a>\u00a0\u548c\u00a0<a href=\\\"https:\/\/kubernetes.io\/docs\/admin\/kube-scheduler\/\\\">kube-scheduler<\/a>\u3002<\/li>\n<li>\u96c6\u7fa4\u4e2d\u7684\u6bcf\u4e2a\u975e master \u8282\u70b9\u90fd\u8fd0\u884c\u4e24\u4e2a\u8fdb\u7a0b\uff1a\n<ul>\n<li><strong><a href=\\\"https:\/\/kubernetes.io\/docs\/admin\/kubelet\/\\\">kubelet<\/a><\/strong>\uff0c\u548c master \u8282\u70b9\u8fdb\u884c\u901a\u4fe1\u3002<\/li>\n<li><strong><a href=\\\"https:\/\/kubernetes.io\/docs\/admin\/kube-proxy\/\\\">kube-proxy<\/a><\/strong>\uff0c\u4e00\u79cd\u7f51\u7edc\u4ee3\u7406\uff0c\u5c06 Kubernetes \u7684\u7f51\u7edc\u670d\u52a1\u4ee3\u7406\u5230\u6bcf\u4e2a\u8282\u70b9\u4e0a\u3002<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<h2 id=\\\"kubernetes-\u5bf9\u8c61\\\">Kubernetes \u5bf9\u8c61<\/h2>\n<p>Kubernetes \u5305\u542b\u82e5\u5e72\u7528\u6765\u8868\u793a\u7cfb\u7edf\u72b6\u6001\u7684\u62bd\u8c61\u5c42\uff0c\u5305\u62ec\uff1a\u5df2\u90e8\u7f72\u7684\u5bb9\u5668\u5316\u5e94\u7528\u548c\u8d1f\u8f7d\u3001\u4e0e\u5b83\u4eec\u76f8\u5173\u7684\u7f51\u7edc\u548c\u78c1\u76d8\u8d44\u6e90\u4ee5\u53ca\u6709\u5173\u96c6\u7fa4\u6b63\u5728\u8fd0\u884c\u7684\u5176\u4ed6\u64cd\u4f5c\u7684\u4fe1\u606f\u3002\u8fd9\u4e9b\u62bd\u8c61\u4f7f\u7528 Kubernetes API \u5bf9\u8c61\u6765\u8868\u793a\u3002<br \/>\n\u57fa\u672c\u7684 Kubernetes \u5bf9\u8c61\u5305\u62ec\uff1a<\/p>\n<ul>\n<li><a href=\\\"https:\/\/kubernetes.io\/docs\/concepts\/workloads\/pods\/pod-overview\/\\\">Pod<\/a><\/li>\n<li><a href=\\\"https:\/\/kubernetes.io\/docs\/concepts\/services-networking\/service\/\\\">Service<\/a><\/li>\n<li><a href=\\\"https:\/\/kubernetes.io\/docs\/concepts\/storage\/volumes\/\\\">Volume<\/a><\/li>\n<li><a href=\\\"https:\/\/kubernetes.io\/docs\/concepts\/overview\/working-with-objects\/namespaces\/\\\">Namespace<\/a><\/li>\n<\/ul>\n<p>Kubernetes \u4e5f\u5305\u542b\u5927\u91cf\u7684\u88ab\u79f0\u4f5c\u00a0<a href=\\\"https:\/\/kubernetes.io\/docs\/concepts\/architecture\/controller\/\\\">Controller<\/a>\u00a0\u7684\u9ad8\u7ea7\u62bd\u8c61\u3002\u63a7\u5236\u5668\u57fa\u4e8e\u57fa\u672c\u5bf9\u8c61\u6784\u5efa\u5e76\u63d0\u4f9b\u989d\u5916\u7684\u529f\u80fd\u548c\u65b9\u4fbf\u4f7f\u7528\u7684\u7279\u6027\u3002\u5177\u4f53\u5305\u62ec\uff1a<\/p>\n<ul>\n<li><a href=\\\"https:\/\/kubernetes.io\/docs\/concepts\/workloads\/controllers\/deployment\/\\\">Deployment<\/a><\/li>\n<li><a href=\\\"https:\/\/kubernetes.io\/docs\/concepts\/workloads\/controllers\/daemonset\/\\\">DaemonSet<\/a><\/li>\n<li><a href=\\\"https:\/\/kubernetes.io\/docs\/concepts\/workloads\/controllers\/statefulset\/\\\">StatefulSet<\/a><\/li>\n<li><a href=\\\"https:\/\/kubernetes.io\/docs\/concepts\/workloads\/controllers\/replicaset\/\\\">ReplicaSet<\/a><\/li>\n<li><a href=\\\"https:\/\/kubernetes.io\/docs\/concepts\/workloads\/controllers\/jobs-run-to-completion\/\\\">Job<\/a><\/li>\n<\/ul>\n<h2 id=\\\"kubernetes-\u63a7\u5236\u9762\\\">Kubernetes \u63a7\u5236\u9762<\/h2>\n<p>\u5173\u4e8e Kubernetes \u63a7\u5236\u5e73\u9762\u7684\u5404\u4e2a\u90e8\u5206\uff0c\uff08\u5982 Kubernetes \u4e3b\u63a7\u7ec4\u4ef6\u548c kubelet \u8fdb\u7a0b\uff09\uff0c\u7ba1\u7406\u7740 Kubernetes \u5982\u4f55\u4e0e\u4f60\u7684\u96c6\u7fa4\u8fdb\u884c\u901a\u4fe1\u3002\u63a7\u5236\u5e73\u9762\u7ef4\u62a4\u7740\u7cfb\u7edf\u4e2d\u6240\u6709\u7684 Kubernetes \u5bf9\u8c61\u7684\u72b6\u6001\u8bb0\u5f55\uff0c\u5e76\u4e14\u901a\u8fc7\u8fde\u7eed\u7684\u63a7\u5236\u5faa\u73af\u6765\u7ba1\u7406\u8fd9\u4e9b\u5bf9\u8c61\u7684\u72b6\u6001\u3002\u5728\u4efb\u610f\u7684\u7ed9\u5b9a\u65f6\u95f4\u70b9\uff0c\u63a7\u5236\u9762\u7684\u63a7\u5236\u73af\u90fd\u80fd\u54cd\u5e94\u96c6\u7fa4\u4e2d\u7684\u53d8\u5316\uff0c\u5e76\u4e14\u8ba9\u7cfb\u7edf\u4e2d\u6240\u6709\u5bf9\u8c61\u7684\u5b9e\u9645\u72b6\u6001\u4e0e\u4f60\u63d0\u4f9b\u7684\u9884\u671f\u72b6\u6001\u76f8\u5339\u914d\u3002<br \/>\n\u6bd4\u5982\uff0c \u5f53\u4f60\u901a\u8fc7 Kubernetes API \u521b\u5efa\u4e00\u4e2a Deployment \u5bf9\u8c61\uff0c\u4f60\u5c31\u4e3a\u7cfb\u7edf\u589e\u52a0\u4e86\u4e00\u4e2a\u65b0\u7684\u76ee\u6807\u72b6\u6001\u3002Kubernetes \u63a7\u5236\u5e73\u9762\u8bb0\u5f55\u7740\u5bf9\u8c61\u7684\u521b\u5efa\uff0c\u5e76\u542f\u52a8\u5fc5\u8981\u7684\u5e94\u7528\u7136\u540e\u5c06\u5b83\u4eec\u8c03\u5ea6\u81f3\u96c6\u7fa4\u67d0\u4e2a\u8282\u70b9\u4e0a\u6765\u6267\u884c\u4f60\u7684\u6307\u4ee4\uff0c\u4ee5\u6b64\u6765\u4fdd\u6301\u96c6\u7fa4\u7684\u5b9e\u9645\u72b6\u6001\u548c\u76ee\u6807\u72b6\u6001\u7684\u5339\u914d\u3002<\/p>\n<h3 id=\\\"kubernetes-master-\u8282\u70b9\\\">Kubernetes Master \u8282\u70b9<\/h3>\n<p>Kubernetes master \u8282\u70b9\u8d1f\u8d23\u7ef4\u62a4\u96c6\u7fa4\u7684\u76ee\u6807\u72b6\u6001\u3002\u5f53\u4f60\u8981\u4e0e Kubernetes \u901a\u4fe1\u65f6\uff0c\u4f7f\u7528\u5982\u00a0<code>kubectl<\/code>\u00a0\u7684\u547d\u4ee4\u884c\u5de5\u5177\uff0c\u5c31\u53ef\u4ee5\u76f4\u63a5\u4e0e Kubernetes master \u8282\u70b9\u8fdb\u884c\u901a\u4fe1\u3002<\/p>\n<blockquote><p>\\&#8221;master\\&#8221; \u662f\u6307\u7ba1\u7406\u96c6\u7fa4\u72b6\u6001\u7684\u4e00\u7ec4\u8fdb\u7a0b\u7684\u96c6\u5408\u3002\u901a\u5e38\u8fd9\u4e9b\u8fdb\u7a0b\u90fd\u8dd1\u5728\u96c6\u7fa4\u4e2d\u4e00\u4e2a\u5355\u72ec\u7684\u8282\u70b9\u4e0a\uff0c\u5e76\u4e14\u8fd9\u4e2a\u8282\u70b9\u88ab\u79f0\u4e3a master \u8282\u70b9\u3002master \u8282\u70b9\u4e5f\u53ef\u4ee5\u6269\u5c55\u526f\u672c\u6570\uff0c\u6765\u83b7\u53d6\u66f4\u597d\u7684\u53ef\u7528\u6027\u53ca\u5197\u4f59\u3002<\/p><\/blockquote>\n<h3 id=\\\"kubernetes-node-\u8282\u70b9\\\">Kubernetes Node \u8282\u70b9<\/h3>\n<p>\u96c6\u7fa4\u4e2d\u7684 node \u8282\u70b9\uff08\u865a\u62df\u673a\u3001\u7269\u7406\u673a\u7b49\u7b49\uff09\u90fd\u662f\u7528\u6765\u8fd0\u884c\u4f60\u7684\u5e94\u7528\u548c\u4e91\u5de5\u4f5c\u6d41\u7684\u673a\u5668\u3002Kubernetes master \u8282\u70b9\u63a7\u5236\u6240\u6709 node \u8282\u70b9\uff1b\u4f60\u5f88\u5c11\u9700\u8981\u548c node \u8282\u70b9\u8fdb\u884c\u76f4\u63a5\u901a\u4fe1\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u6982\u5ff5 \u6982\u5ff5\u90e8\u5206\u53ef\u4ee5\u5e2e\u52a9\u4f60\u4e86\u89e3 Kubernetes \u7684\u5404\u4e2a\u7ec4\u6210\u90e8\u5206\u4ee5\u53ca Kubernetes \u7528\u6765\u8868\u793a\u96c6\u7fa4\u7684\u4e00 &hellip;<\/p>\n<p class=\"read-more\"> <a class=\"\" href=\"http:\/\/www.weijing.co\/?p=1906\"> <span class=\"screen-reader-text\">Kubernetes\u57fa\u672c\u6982\u5ff5<\/span> \u67e5\u770b\u5168\u6587 &raquo;<\/a><\/p>\n","protected":false},"author":4,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"site-sidebar-layout":"default","site-content-layout":"default","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":"","theme-transparent-header-meta":"default","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":""},"categories":[104,123],"tags":[],"uagb_featured_image_src":{"full":false,"thumbnail":false,"medium":false,"medium_large":false,"large":false,"1536x1536":false,"2048x2048":false,"mailpoet_newsletter_max":false,"woocommerce_thumbnail":false,"woocommerce_single":false,"woocommerce_gallery_thumbnail":false,"shop_catalog":false,"shop_single":false,"shop_thumbnail":false},"uagb_author_info":{"display_name":"weijing","author_link":"http:\/\/www.weijing.co\/?author=4"},"uagb_comment_info":0,"uagb_excerpt":"\u6982\u5ff5 \u6982\u5ff5\u90e8\u5206\u53ef\u4ee5\u5e2e\u52a9\u4f60\u4e86\u89e3 Kubernetes \u7684\u5404\u4e2a\u7ec4\u6210\u90e8\u5206\u4ee5\u53ca Kubernetes \u7528\u6765\u8868\u793a\u96c6\u7fa4\u7684\u4e00&hellip;","_links":{"self":[{"href":"http:\/\/www.weijing.co\/index.php?rest_route=\/wp\/v2\/posts\/1906"}],"collection":[{"href":"http:\/\/www.weijing.co\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/www.weijing.co\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/www.weijing.co\/index.php?rest_route=\/wp\/v2\/users\/4"}],"replies":[{"embeddable":true,"href":"http:\/\/www.weijing.co\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=1906"}],"version-history":[{"count":0,"href":"http:\/\/www.weijing.co\/index.php?rest_route=\/wp\/v2\/posts\/1906\/revisions"}],"wp:attachment":[{"href":"http:\/\/www.weijing.co\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=1906"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/www.weijing.co\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=1906"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/www.weijing.co\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=1906"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}