{"id":24030,"date":"2021-10-06T05:26:44","date_gmt":"2021-10-06T05:26:44","guid":{"rendered":"https:\/\/www.devopsschool.com\/blog\/?p=24030"},"modified":"2021-10-07T00:43:02","modified_gmt":"2021-10-07T00:43:02","slug":"replicaset-example-program","status":"publish","type":"post","link":"https:\/\/www.devopsschool.com\/blog\/replicaset-example-program\/","title":{"rendered":"ReplicaSet Example Program"},"content":{"rendered":"<pre class=\"wp-block-code\" aria-describedby=\"shcb-language-1\" data-shcb-language-name=\"CSS\" data-shcb-language-slug=\"css\"><span><code class=\"hljs language-css\"><span class=\"hljs-selector-tag\">In<\/span> <span class=\"hljs-selector-tag\">the<\/span> <span class=\"hljs-selector-tag\">ReplicaSet<\/span>, <span class=\"hljs-selector-class\">.spec<\/span><span class=\"hljs-selector-class\">.template<\/span><span class=\"hljs-selector-class\">.metadata<\/span><span class=\"hljs-selector-class\">.labels<\/span> <span class=\"hljs-selector-tag\">must<\/span> <span class=\"hljs-selector-tag\">match<\/span> <span class=\"hljs-selector-tag\">spec<\/span><span class=\"hljs-selector-class\">.selector<\/span>, <span class=\"hljs-selector-tag\">or<\/span> <span class=\"hljs-selector-tag\">it<\/span> <span class=\"hljs-selector-tag\">will<\/span> <span class=\"hljs-selector-tag\">be<\/span> <span class=\"hljs-selector-tag\">rejected<\/span> <span class=\"hljs-selector-tag\">by<\/span> <span class=\"hljs-selector-tag\">the<\/span> <span class=\"hljs-selector-tag\">API<\/span>.\n\n<span class=\"hljs-selector-tag\">The<\/span> <span class=\"hljs-selector-class\">.spec<\/span><span class=\"hljs-selector-class\">.selector<\/span> <span class=\"hljs-selector-tag\">field<\/span> <span class=\"hljs-selector-tag\">is<\/span> <span class=\"hljs-selector-tag\">a<\/span> <span class=\"hljs-selector-tag\">label<\/span> <span class=\"hljs-selector-tag\">selector<\/span>. <span class=\"hljs-selector-tag\">As<\/span> <span class=\"hljs-selector-tag\">discussed<\/span> <span class=\"hljs-selector-tag\">earlier<\/span> <span class=\"hljs-selector-tag\">these<\/span> <span class=\"hljs-selector-tag\">are<\/span> <span class=\"hljs-selector-tag\">the<\/span> <span class=\"hljs-selector-tag\">labels<\/span> <span class=\"hljs-selector-tag\">used<\/span> <span class=\"hljs-selector-tag\">to<\/span> <span class=\"hljs-selector-tag\">identify<\/span> <span class=\"hljs-selector-tag\">potential<\/span> <span class=\"hljs-selector-tag\">Pods<\/span> <span class=\"hljs-selector-tag\">to<\/span> <span class=\"hljs-selector-tag\">acquire<\/span>. <span class=\"hljs-selector-tag\">In<\/span> <span class=\"hljs-selector-tag\">our<\/span> <span class=\"hljs-selector-tag\">frontend<\/span><span class=\"hljs-selector-class\">.yaml<\/span> <span class=\"hljs-selector-tag\">example<\/span>, <span class=\"hljs-selector-tag\">the<\/span> <span class=\"hljs-selector-tag\">selector<\/span> <span class=\"hljs-selector-tag\">was<\/span>:\n\n<span class=\"hljs-selector-tag\">Note<\/span>: <span class=\"hljs-selector-tag\">For<\/span> 2 <span class=\"hljs-selector-tag\">ReplicaSets<\/span> <span class=\"hljs-selector-tag\">specifying<\/span> <span class=\"hljs-selector-tag\">the<\/span> <span class=\"hljs-selector-tag\">same<\/span> <span class=\"hljs-selector-class\">.spec<\/span><span class=\"hljs-selector-class\">.selector<\/span> <span class=\"hljs-selector-tag\">but<\/span> <span class=\"hljs-selector-tag\">different<\/span> <span class=\"hljs-selector-class\">.spec<\/span><span class=\"hljs-selector-class\">.template<\/span><span class=\"hljs-selector-class\">.metadata<\/span><span class=\"hljs-selector-class\">.labels<\/span> <span class=\"hljs-selector-tag\">and<\/span> <span class=\"hljs-selector-class\">.spec<\/span><span class=\"hljs-selector-class\">.template<\/span><span class=\"hljs-selector-class\">.spec<\/span> <span class=\"hljs-selector-tag\">fields<\/span>, <span class=\"hljs-selector-tag\">each<\/span> <span class=\"hljs-selector-tag\">ReplicaSet<\/span> <span class=\"hljs-selector-tag\">ignores<\/span> <span class=\"hljs-selector-tag\">the<\/span> <span class=\"hljs-selector-tag\">Pods<\/span> <span class=\"hljs-selector-tag\">created<\/span> <span class=\"hljs-selector-tag\">by<\/span> <span class=\"hljs-selector-tag\">the<\/span> <span class=\"hljs-selector-tag\">other<\/span> <span class=\"hljs-selector-tag\">ReplicaSet<\/span>.\n<span class=\"hljs-selector-tag\">Replicas<\/span>\n<\/code><\/span><small class=\"shcb-language\" id=\"shcb-language-1\"><span class=\"shcb-language__label\">Code language:<\/span> <span class=\"shcb-language__name\">CSS<\/span> <span class=\"shcb-language__paren\">(<\/span><span class=\"shcb-language__slug\">css<\/span><span class=\"shcb-language__paren\">)<\/span><\/small><\/pre>\n\n\n<script src=\"https:\/\/gist.github.com\/devops-school\/3e730fb1e4ab6f3d0bd0aedfe2a1e409.js\"><\/script>\n\n\n\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-9d6595d7 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\"><div class=\"epyt-gallery\" data-currpage=\"1\" id=\"epyt_gallery_38666\"><iframe loading=\"lazy\"  id=\"_ytid_38384\"  width=\"760\" height=\"427\"  data-origwidth=\"760\" data-origheight=\"427\" src=\"https:\/\/www.youtube.com\/embed\/?enablejsapi=1&#038;autoplay=0&#038;cc_load_policy=0&#038;cc_lang_pref=&#038;iv_load_policy=1&#038;loop=0&#038;rel=1&#038;fs=1&#038;playsinline=0&#038;autohide=2&#038;theme=dark&#038;color=red&#038;controls=1&#038;disablekb=0&#038;\" class=\"__youtube_prefs__  no-lazyload\" title=\"YouTube player\"  data-epytgalleryid=\"epyt_gallery_38666\"  allow=\"fullscreen; accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" referrerpolicy=\"strict-origin-when-cross-origin\" allowfullscreen data-no-lazy=\"1\" data-skipgform_ajax_framebjll=\"\"><\/iframe><div class=\"epyt-gallery-list\"><div>Sorry, there was a YouTube error.<\/div><\/div><\/div><\/div>\n<\/div>\n","protected":false},"excerpt":{"rendered":"","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_joinchat":[],"footnotes":""},"categories":[2],"tags":[],"class_list":["post-24030","post","type-post","status-publish","format-standard","hentry","category-uncategorised"],"_links":{"self":[{"href":"https:\/\/www.devopsschool.com\/blog\/wp-json\/wp\/v2\/posts\/24030","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.devopsschool.com\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.devopsschool.com\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.devopsschool.com\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.devopsschool.com\/blog\/wp-json\/wp\/v2\/comments?post=24030"}],"version-history":[{"count":4,"href":"https:\/\/www.devopsschool.com\/blog\/wp-json\/wp\/v2\/posts\/24030\/revisions"}],"predecessor-version":[{"id":24046,"href":"https:\/\/www.devopsschool.com\/blog\/wp-json\/wp\/v2\/posts\/24030\/revisions\/24046"}],"wp:attachment":[{"href":"https:\/\/www.devopsschool.com\/blog\/wp-json\/wp\/v2\/media?parent=24030"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.devopsschool.com\/blog\/wp-json\/wp\/v2\/categories?post=24030"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.devopsschool.com\/blog\/wp-json\/wp\/v2\/tags?post=24030"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}