{"id":16631,"date":"2019-06-28T19:05:23","date_gmt":"2019-06-28T10:05:23","guid":{"rendered":"http:\/\/www.skyarch.net\/blog\/?p=16631"},"modified":"2019-10-17T11:09:30","modified_gmt":"2019-10-17T02:09:30","slug":"kubernetes%e5%85%a5%e9%96%80-kubectl%e3%81%ae%e3%82%a2%e3%82%af%e3%82%bb%e3%82%b9%e5%85%88%e3%82%b3%e3%83%b3%e3%83%86%e3%82%ad%e3%82%b9%e3%83%88%e3%82%92%e5%88%87%e3%82%8a%e6%9b%bf%e3%81%88","status":"publish","type":"post","link":"https:\/\/www.skyarch.net\/blog\/kubernetes%e5%85%a5%e9%96%80-kubectl%e3%81%ae%e3%82%a2%e3%82%af%e3%82%bb%e3%82%b9%e5%85%88%e3%82%b3%e3%83%b3%e3%83%86%e3%82%ad%e3%82%b9%e3%83%88%e3%82%92%e5%88%87%e3%82%8a%e6%9b%bf%e3%81%88\/","title":{"rendered":"[Kubernetes\u5165\u9580] kubectl\u306e\u30a2\u30af\u30bb\u30b9\u5148(\u30b3\u30f3\u30c6\u30ad\u30b9\u30c8)\u3092\u5207\u308a\u66ff\u3048\u308b\u65b9\u6cd5"},"content":{"rendered":"<p><code>kubectl<\/code>\u30b3\u30de\u30f3\u30c9\u306f<strong>Kubernetes<\/strong>\u306e\u30b3\u30de\u30f3\u30c9\u30e9\u30a4\u30f3\u30a4\u30f3\u30bf\u30fc\u30d5\u30a7\u30a4\u30b9\u3067\u3059\u3002kubectl\u30b3\u30de\u30f3\u30c9\u306e\u8a2d\u5b9a\u306f\u3001<code>~\/.kube\/config<\/code>\u30d5\u30a1\u30a4\u30eb\u306b\u8a2d\u5b9a\u3055\u308c\u3066\u3044\u307e\u3059\u3002\u672c\u8a18\u4e8b\u3067\u306f\u8907\u6570\u306eKubernetes\u30af\u30e9\u30b9\u30bf\u3078\u306e\u63a5\u7d9a\u65b9\u6cd5\u3092\u7ba1\u7406\u3059\u308b<strong>context<\/strong>\u306e\u6982\u8981\u3068\u63a5\u7d9a\u5148\u306e\u5207\u308a\u66ff\u3048\u65b9\u6cd5\u3092\u7d39\u4ecb\u3057\u307e\u3059\u3002<\/p>\n<h2>\u5bfe\u8c61\u8aad\u8005<\/h2>\n<ul>\n<li>Kubernetes\u3092\u521d\u3081\u3066\u5229\u7528\u3059\u308b\u7ba1\u7406\u8005\u3001\u958b\u767a\u8005<\/li>\n<\/ul>\n<h2>TL;DR<\/h2>\n<pre>$ kubectl config current-context        #\u73fe\u5728\u306e\u30b3\u30f3\u30c6\u30ad\u30b9\u30c8\n$ kubectl config get-contexts           #\u30b3\u30f3\u30c6\u30ad\u30b9\u30c8\u306e\u4e00\u89a7\n$ kubectl config use-context &lt;context&gt;  #\u30b3\u30f3\u30c6\u30ad\u30b9\u30c8\u306e\u5207\u308a\u66ff\u3048\n<\/pre>\n<h2>\u76ee\u6b21<\/h2>\n<ol>\n<li><a href=\"#1\">context\u3068\u306f\uff1f<\/a><\/li>\n<li><a href=\"#2\">\u73fe\u5728\u306e\u30b3\u30f3\u30c6\u30ad\u30b9\u30c8\u3092\u8abf\u3079\u308b\u65b9\u6cd5\u306f\uff1f<\/a><\/li>\n<li><a href=\"#3\">\u30b3\u30f3\u30c6\u30ad\u30b9\u30c8\u306e\u4e00\u89a7\u3092\u8868\u793a\u3059\u308b\u65b9\u6cd5\u306f\uff1f<\/a><\/li>\n<li><a href=\"#4\">\u30b3\u30f3\u30c6\u30ad\u30b9\u30c8\u3092\u5207\u308a\u66ff\u3048\u308b\u306b\u306f\uff1f<\/a><\/li>\n<li><a href=\"#5\">\u30b3\u30f3\u30c6\u30ad\u30b9\u30c8\u3092\u524a\u9664\u3059\u308b\u306b\u306f\uff1f<\/a><\/li>\n<li><a href=\"#6\">\u3055\u3044\u3054\u306b<\/a><\/li>\n<\/ol>\n<h2 id=\"1\">context\u3068\u306f\uff1f<\/h2>\n<p>context\u306f\u30af\u30e9\u30b9\u30bf\u306e\u60c5\u5831\u3001\u30e6\u30fc\u30b6\u3001\u30cd\u30fc\u30e0\u30b9\u30da\u30fc\u30b9\u3092\u7d44\u307f\u5408\u308f\u305b\u305f\u3082\u306e\u3067\u3059\u3002\u3053\u306e\u7d44\u307f\u5408\u308f\u305b\u3067\u3001\u3069\u306eKubernetes\u30af\u30e9\u30b9\u30bf\u306b\u63a5\u7d9a\u3059\u308b\u304b\u304c\u6c7a\u307e\u308a\u307e\u3059\u3002<\/p>\n<p style=\"text-align: center\"><a href=\"https:\/\/www.skyarch.net\/blog\/wp-content\/uploads\/2019\/06\/kubernetes_context.png\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-16632\" src=\"https:\/\/www.skyarch.net\/blog\/wp-content\/uploads\/2019\/06\/kubernetes_context.png\" alt=\"kubernetes_context\" width=\"388\" height=\"357\" srcset=\"https:\/\/www.skyarch.net\/blog\/wp-content\/uploads\/2019\/06\/kubernetes_context.png 388w, https:\/\/www.skyarch.net\/blog\/wp-content\/uploads\/2019\/06\/kubernetes_context-300x276.png 300w\" sizes=\"auto, (max-width: 388px) 100vw, 388px\" \/><\/a><\/p>\n<ul>\n<li>context\u306b\u306fcluster\u3001user\u3001namespace\u306e3\u3064\u306e\u30d1\u30e9\u30e1\u30fc\u30bf\u304c\u3042\u308a\u307e\u3059\u3002<\/li>\n<li>context\u306b\u306fcluster\u3068user\u304c\u542b\u307e\u308c\u3066\u3044\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002<\/li>\n<li>cluster\u3068user\u306f\u3001\u3059\u3079\u3066\u306econtext\u3067\u5171\u6709\u3055\u308c\u3066\u3044\u308b\u306e\u3067\u3001\u3059\u3079\u3066\u306econtext\u3067\u5229\u7528\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/li>\n<li>cluster\u3068user\u306e\u30da\u30a2\u3067\u63a5\u7d9a\u5148\u306eKubernetes\u30af\u30e9\u30b9\u30bf\u304c\u6c7a\u307e\u308a\u307e\u3059\u3002<\/li>\n<li>namespace\u306f\u30c7\u30d5\u30a9\u30eb\u30c8\u306e\u30cd\u30fc\u30e0\u30b9\u30da\u30fc\u30b9\u3092\u6307\u5b9a\u3057\u307e\u3059\u3002\u30aa\u30d7\u30b7\u30e7\u30f3\u8a2d\u5b9a\u306a\u306e\u3067\u3001\u30cd\u30fc\u30e0\u30b9\u30da\u30fc\u30b9\u3092\u5909\u66f4\u3059\u308b\u5fc5\u8981\u304c\u3042\u308b\u3068\u304d\u3060\u3051\u8a2d\u5b9a\u3057\u307e\u3059\u3002<\/li>\n<li>kubectl\u30b3\u30de\u30f3\u30c9\u3067\u30b3\u30f3\u30c6\u30ad\u30b9\u30c8\u3092\u6307\u5b9a\u3057\u306a\u304b\u3063\u305f\u5834\u5408\u3001\u30ab\u30ec\u30f3\u30c8\u30b3\u30f3\u30c6\u30ad\u30b9\u30c8\u304c\u63a5\u7d9a\u5148\u306b\u306a\u308a\u307e\u3059\u3002<\/li>\n<\/ul>\n<h2 id=\"2\">\u73fe\u5728\u306e\u30b3\u30f3\u30c6\u30ad\u30b9\u30c8\u3092\u8abf\u3079\u308b\u65b9\u6cd5\u306f\uff1f<\/h2>\n<p>\u73fe\u5728\u306ekubectl\u306e\u63a5\u7d9a\u5148(\u30ab\u30ec\u30f3\u30c8\u30b3\u30f3\u30c6\u30ad\u30b9\u30c8)\u3092\u8abf\u3079\u308b\u306b\u306f\u3001<code>kubectl config current-context<\/code>\u30b3\u30de\u30f3\u30c9\u3092\u4f7f\u3044\u307e\u3059\u3002<\/p>\n<pre>$ kubectl config current-context\ngke_easydoggie_us-west1-c_easydoggie\n<\/pre>\n<p>\u8868\u793a\u3055\u308c\u305f\u7d50\u679c\u304c\u3001\u73fe\u5728\u306e\u30b3\u30f3\u30c6\u30ad\u30b9\u30c8\u540d\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n<h2 id=\"3\">\u30b3\u30f3\u30c6\u30ad\u30b9\u30c8\u306e\u4e00\u89a7\u3092\u8868\u793a\u3059\u308b\u65b9\u6cd5\u306f\uff1f<\/h2>\n<p>\u30b3\u30f3\u30c6\u30ad\u30b9\u30c8\u306e\u4e00\u89a7\u3092\u8868\u793a\u3059\u308b\u306b\u306f<code>kubectl config get-contexts<\/code>\u30b3\u30de\u30f3\u30c9\u3092\u4f7f\u3044\u307e\u3059\u3002<\/p>\n<pre>$ kubectl config get-contexts\nCURRENT   NAME                                   CLUSTER                                AUTHINFO                               NAMESPACE\n          docker-for-desktop                     docker-for-desktop-cluster             docker-for-desktop\n*         gke_easydoggie_us-west1-c_easydoggie   gke_easydoggie_us-west1-c_easydoggie   gke_easydoggie_us-west1-c_easydoggie\n<\/pre>\n<p><code>*<\/code>\u304c\u3042\u308b\u30b3\u30f3\u30c6\u30ad\u30b9\u30c8\u304c\u3001\u30ab\u30ec\u30f3\u30c8\u30b3\u30f3\u30c6\u30ad\u30b9\u30c8\uff08\u73fe\u5728\u306e\u30b3\u30f3\u30c6\u30ad\u30b9\u30c8\uff09\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n<h2 id=\"4\">\u30b3\u30f3\u30c6\u30ad\u30b9\u30c8\u3092\u5207\u308a\u66ff\u3048\u308b\u306b\u306f\uff1f<\/h2>\n<p>\u30b3\u30f3\u30c6\u30ad\u30b9\u30c8\u3092\u5207\u308a\u66ff\u3048\u308b\u306b\u306f<code>kubectl config use-context &lt;context&gt;<\/code>\u30b3\u30de\u30f3\u30c9\u3092\u4f7f\u3044\u307e\u3059\u3002<\/p>\n<pre>$ kubectl config use-context docker-for-desktop\nSwitched to context \"docker-for-desktop\".\n<\/pre>\n<p>kubectl\u30b3\u30de\u30f3\u30c9\u306e<code>--context<\/code>\u30aa\u30d7\u30b7\u30e7\u30f3\u3092\u5229\u7528\u3059\u308b\u3053\u3068\u3067\u3001\u30b3\u30de\u30f3\u30c9\u306e\u5b9f\u884c\u3054\u3068\u306b\u30b3\u30f3\u30c6\u30ad\u30b9\u30c8\u3092\u5207\u308a\u66ff\u3048\u308b\u3053\u3068\u3082\u3067\u304d\u307e\u3059\u3002<\/p>\n<h2 id=\"5\">\u30b3\u30f3\u30c6\u30ad\u30b9\u30c8\u3092\u524a\u9664\u3059\u308b\u306b\u306f\uff1f<\/h2>\n<p>\u30b3\u30f3\u30c6\u30ad\u30b9\u30c8\u3092\u524a\u9664\u3059\u308b\u306b\u306f\u3001<code>kubectl config delete-context &lt;context&gt;<\/code>\u30b3\u30de\u30f3\u30c9\u3092\u4f7f\u3044\u307e\u3059\u3002<\/p>\n<pre>$ kubectl config delete-context gke_easydoggie_us-west1-c_easydoggie\ndeleted context gke_easydoggie_us-west1-c_easydoggie from \/home\/maint\/.kube\/config\n<\/pre>\n<h2 id=\"6\">\u3055\u3044\u3054\u306b<\/h2>\n<p>\u672c\u8a18\u4e8b\u3067\u306fkubectl\u306e\u30b3\u30f3\u30c6\u30ad\u30b9\u30c8\u306e\u5207\u308a\u66ff\u3048\u65b9\u6cd5\u3092\u7d39\u4ecb\u3057\u307e\u3057\u305f\u3002<\/p>\n<p>GKE\u306egcloud\u30b3\u30de\u30f3\u30c9\u3067Kubernetes\u30af\u30e9\u30b9\u30bf\u3092\u4f5c\u6210\u3057\u305f\u5834\u5408\u306a\u3069\u3001\u81ea\u52d5\u7684\u306bkuectl\u306e\u30ab\u30ec\u30f3\u30c8\u30b3\u30f3\u30c6\u30ad\u30b9\u30c8\u304c\u4f5c\u6210\u3057\u305f\u30af\u30e9\u30b9\u30bf\u306b\u5207\u308a\u66ff\u308f\u308a\u307e\u3059\u3002\u8907\u6570\u306eKubernetes\u30af\u30e9\u30b9\u30bf\u3092\u5229\u7528\u3057\u3066\u3044\u308b\u5834\u5408\u3001\u3044\u3064\u306e\u9593\u306b\u304b\u30b3\u30f3\u30c6\u30ad\u30b9\u30c8\u304c\u5207\u308a\u66ff\u308f\u3063\u3066\u3044\u308b\u53ef\u80fd\u6027\u3082\u3042\u308a\u307e\u3059\u3002kubectl\u30b3\u30de\u30f3\u30c9\u3092\u5b9f\u884c\u3059\u308b\u3068\u304d\u306b\u3001\u30ab\u30ec\u30f3\u30c8\u30b3\u30f3\u30c6\u30ad\u30b9\u30c8\u304c\u76ee\u7684\u306e\u30af\u30e9\u30b9\u30bf\u3067\u3042\u308b\u304b\u3001\u304d\u3061\u3093\u3068\u78ba\u8a8d\u3092\u3057\u3066\u304b\u3089\u30b3\u30de\u30f3\u30c9\u3092\u5b9f\u884c\u3059\u308b\u3088\u3046\u306b\u3001\u65e5\u3054\u308d\u304b\u3089\u610f\u8b58\u3057\u3066\u3044\u304d\u305f\u3044\u3067\u3059\u306d\u3002<\/p>\n<div id=\"attachment_17346\" style=\"width: 508px\" class=\"wp-caption aligncenter\"><a href=\"https:\/\/www.skyfantasylab.work\/\"><img loading=\"lazy\" decoding=\"async\" aria-describedby=\"caption-attachment-17346\" class=\"size-full wp-image-17346\" src=\"https:\/\/www.skyarch.net\/blog\/wp-content\/uploads\/2019\/09\/SFL-logo-white-512.png\" alt=\"\u30b9\u30ab\u30a4\u30a2\u30fc\u30c1 \u30d5\u30a1\u30f3\u30bf\u30b8\u30fc\u7814\u7a76\u5ba4\" width=\"498\" height=\"498\" srcset=\"https:\/\/www.skyarch.net\/blog\/wp-content\/uploads\/2019\/09\/SFL-logo-white-512.png 498w, https:\/\/www.skyarch.net\/blog\/wp-content\/uploads\/2019\/09\/SFL-logo-white-512-150x150.png 150w, https:\/\/www.skyarch.net\/blog\/wp-content\/uploads\/2019\/09\/SFL-logo-white-512-300x300.png 300w\" sizes=\"auto, (max-width: 498px) 100vw, 498px\" \/><\/a><p id=\"caption-attachment-17346\" class=\"wp-caption-text\">\u30b9\u30ab\u30a4\u30a2\u30fc\u30c1 \u30d5\u30a1\u30f3\u30bf\u30b8\u30fc\u7814\u7a76\u5ba4<\/p><\/div>\n<a href=\"https:\/\/easydoggie.github.io\/EasyDoggie\/\"><img loading=\"lazy\" decoding=\"async\" class=\"wp-image-16635 size-large aligncenter\" src=\"https:\/\/www.skyarch.net\/blog\/wp-content\/uploads\/2019\/06\/logo4-1024x487.png\" alt=\"EasyDoggie\" width=\"728\" height=\"346\" srcset=\"https:\/\/www.skyarch.net\/blog\/wp-content\/uploads\/2019\/06\/logo4-1024x487.png 1024w, https:\/\/www.skyarch.net\/blog\/wp-content\/uploads\/2019\/06\/logo4-300x143.png 300w, https:\/\/www.skyarch.net\/blog\/wp-content\/uploads\/2019\/06\/logo4-768x365.png 768w, https:\/\/www.skyarch.net\/blog\/wp-content\/uploads\/2019\/06\/logo4-728x346.png 728w\" sizes=\"auto, (max-width: 728px) 100vw, 728px\" \/><\/a>\n","protected":false},"excerpt":{"rendered":"<p>kubectl\u30b3\u30de\u30f3\u30c9\u306fKubernetes\u306e\u30b3\u30de\u30f3\u30c9\u30e9\u30a4\u30f3\u30a4\u30f3\u30bf\u30fc\u30d5\u30a7\u30a4\u30b9\u3067\u3059\u3002kubectl\u30b3\u30de\u30f3\u30c9\u306e\u8a2d\u5b9a\u306f\u3001~\/.kube\/config\u30d5\u30a1\u30a4\u30eb\u306b\u8a2d\u5b9a\u3055\u308c\u3066\u3044\u307e\u3059\u3002\u672c\u8a18\u4e8b\u3067\u306f\u8907\u6570\u306eKubernetes\u30af\u30e9\u30b9\u30bf\u3078\u306e\u63a5&#8230;<\/p>\n","protected":false},"author":1,"featured_media":16382,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_locale":"ja","_original_post":"16631","footnotes":""},"categories":[518,83,190],"tags":[394],"class_list":{"0":"post-16631","1":"post","2":"type-post","3":"status-publish","4":"format-standard","5":"has-post-thumbnail","7":"category-ci-cd","8":"category-devops","9":"category-gcp","10":"tag-kubernetes","11":"ja"},"aioseo_notices":[],"_links":{"self":[{"href":"https:\/\/www.skyarch.net\/blog\/wp-json\/wp\/v2\/posts\/16631","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.skyarch.net\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.skyarch.net\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.skyarch.net\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.skyarch.net\/blog\/wp-json\/wp\/v2\/comments?post=16631"}],"version-history":[{"count":6,"href":"https:\/\/www.skyarch.net\/blog\/wp-json\/wp\/v2\/posts\/16631\/revisions"}],"predecessor-version":[{"id":17366,"href":"https:\/\/www.skyarch.net\/blog\/wp-json\/wp\/v2\/posts\/16631\/revisions\/17366"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.skyarch.net\/blog\/wp-json\/wp\/v2\/media\/16382"}],"wp:attachment":[{"href":"https:\/\/www.skyarch.net\/blog\/wp-json\/wp\/v2\/media?parent=16631"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.skyarch.net\/blog\/wp-json\/wp\/v2\/categories?post=16631"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.skyarch.net\/blog\/wp-json\/wp\/v2\/tags?post=16631"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}