{"id":41472,"date":"2023-12-01T05:12:02","date_gmt":"2023-12-01T05:12:02","guid":{"rendered":"https:\/\/www.devopsschool.com\/blog\/?p=41472"},"modified":"2025-01-13T12:15:21","modified_gmt":"2025-01-13T12:15:21","slug":"knative-knative-serving-component","status":"publish","type":"post","link":"https:\/\/www.devopsschool.com\/blog\/knative-knative-serving-component\/","title":{"rendered":"Knative Knative Serving Component"},"content":{"rendered":"\n<h2 class=\"wp-block-heading\">1.8.5<\/h2>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n<pre class=\"wp-block-code\"><span><code class=\"hljs\"># Check the Existing version of Knative\r\n$ kubectl get namespace knative-serving -o 'go-template={{index .metadata.labels \"app.kubernetes.io\/version\"}}'\r\n \r\n# Install the required custom resources by running the command:\r\n $ kubectl apply -f https:\/\/github.com\/knative\/serving\/releases\/download\/knative-v1.8.5\/serving-crds.yaml \r\n \r\n# Install the core components of Knative Serving by running the command:\r\n$ kubectl apply -f https:\/\/github.com\/knative\/serving\/releases\/download\/knative-v1.8.5\/serving-core.yaml\r\n \r\n# Check the knative Serving POD is running or not.\r\n$ kubectl get pods -n knative-serving\r\n \r\n# Check the Existing version of Knative\r\n$ kubectl get namespace knative-serving -o 'go-template={{index .metadata.labels \"app.kubernetes.io\/version\"}}'<\/code><\/span><\/pre>\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">1.9.4<\/h2>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n<pre class=\"wp-block-code\"><span><code class=\"hljs\"># Check the Existing version of Knative\r\n$ kubectl get namespace knative-serving -o 'go-template={{index .metadata.labels \"app.kubernetes.io\/version\"}}'\r\n \r\n# Install the required custom resources by running the command:\r\n$ kubectl apply -f https:\/\/github.com\/knative\/serving\/releases\/download\/knative-v1.9.4\/serving-crds.yaml\r\n \r\n# Install the core components of Knative Serving by running the command:\r\n$ kubectl apply -f https:\/\/github.com\/knative\/serving\/releases\/download\/knative-v1.9.4\/serving-core.yaml\r\n \r\n# Check the knative Serving POD is running or not.\r\n$ kubectl get pods -n knative-serving\r\n \r\n# Check the Existing version of Knative\r\n$ kubectl get namespace knative-serving -o 'go-template={{index .metadata.labels \"app.kubernetes.io\/version\"}}'<\/code><\/span><\/pre>\n\n\n<h2 class=\"wp-block-heading\">1.10.2<\/h2>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n<pre class=\"wp-block-code\"><span><code class=\"hljs\"># Check the Existing version of Knative\r\n$ kubectl get namespace knative-serving -o 'go-template={{index .metadata.labels \"app.kubernetes.io\/version\"}}'\r\n \r\n# Install the required custom resources by running the command:\r\n$ kubectl apply -f https:\/\/github.com\/knative\/serving\/releases\/download\/knative-v1.10.2\/serving-crds.yaml\r\n \r\n# Install the core components of Knative Serving by running the command:\r\n$ kubectl apply -f https:\/\/github.com\/knative\/serving\/releases\/download\/knative-v1.10.2\/serving-core.yaml \r\n \r\n# Check the knative Serving POD is running or not.\r\n$ kubectl get pods -n knative-serving\r\n \r\n# Check the Existing version of Knative and validate if upgrade has happend or not\r\n$ kubectl get namespace knative-serving -o 'go-template={{index .metadata.labels \"app.kubernetes.io\/version\"}}'<\/code><\/span><\/pre>\n\n\n<h2 class=\"wp-block-heading\">Istio chart to be installed for knative networking<\/h2>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n<pre class=\"wp-block-code\" aria-describedby=\"shcb-language-1\" data-shcb-language-name=\"PHP\" data-shcb-language-slug=\"php\"><span><code class=\"hljs language-php\"><span class=\"hljs-comment\"># Install Istio Networking Resources for Knative Serving.<\/span>\r\n$ kubectl apply -l knative.dev\/crd-install=<span class=\"hljs-keyword\">true<\/span> -f https:<span class=\"hljs-comment\">\/\/github.com\/knative\/net-istio\/releases\/download\/knative-v1.8.3\/istio.yaml<\/span>\r\n$ kubectl apply -f https:<span class=\"hljs-comment\">\/\/github.com\/knative\/net-istio\/releases\/download\/knative-v1.8.3\/istio.yaml<\/span>\r\n$ kubectl apply -f https:<span class=\"hljs-comment\">\/\/github.com\/knative\/net-istio\/releases\/download\/knative-v1.8.3\/net-istio.yaml<\/span>\r\n \r\n<span class=\"hljs-comment\"># Check the knative Serving POD is running or not.<\/span>\r\n$ kubectl get pods -n knative-serving\r\n \r\n<span class=\"hljs-comment\"># Fetch the External IP address or CNAME by running the command:<\/span>\r\n$ kubectl get all --<span class=\"hljs-keyword\">namespace<\/span> <span class=\"hljs-title\">istio<\/span>-<span class=\"hljs-title\">system<\/span>\r\n$ <span class=\"hljs-title\">kubectl<\/span> --<span class=\"hljs-title\">namespace<\/span> <span class=\"hljs-title\">istio<\/span>-<span class=\"hljs-title\">system<\/span> <span class=\"hljs-title\">get<\/span> <span class=\"hljs-title\">service<\/span> <span class=\"hljs-title\">istio<\/span>-<span class=\"hljs-title\">ingressgateway<\/span><\/code><\/span><small class=\"shcb-language\" id=\"shcb-language-1\"><span class=\"shcb-language__label\">Code language:<\/span> <span class=\"shcb-language__name\">PHP<\/span> <span class=\"shcb-language__paren\">(<\/span><span class=\"shcb-language__slug\">php<\/span><span class=\"shcb-language__paren\">)<\/span><\/small><\/pre>\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">Upgrade<\/h2>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n<pre class=\"wp-block-code\" aria-describedby=\"shcb-language-2\" data-shcb-language-name=\"JavaScript\" data-shcb-language-slug=\"javascript\"><span><code class=\"hljs language-javascript\">Run following commands <span class=\"hljs-keyword\">if<\/span> you are upgrading <span class=\"hljs-keyword\">from<\/span> <span class=\"hljs-number\">1.7<\/span><span class=\"hljs-number\">.4<\/span> to <span class=\"hljs-number\">1.8<\/span><span class=\"hljs-number\">.5<\/span>\r\nkubectl apply -f https:<span class=\"hljs-comment\">\/\/github.com\/knative\/serving\/releases\/download\/knative-v1.8.5\/serving-core.yaml<\/span>\r\nkubectl apply -f https:<span class=\"hljs-comment\">\/\/github.com\/knative\/serving\/releases\/download\/knative-v1.8.5\/serving-crds.yaml<\/span>\r\n \r\nRun following commands <span class=\"hljs-keyword\">if<\/span> you are upgrading <span class=\"hljs-keyword\">from<\/span> <span class=\"hljs-number\">1.8<\/span><span class=\"hljs-number\">.5<\/span> to <span class=\"hljs-number\">1.9<\/span><span class=\"hljs-number\">.4<\/span>\r\nkubectl apply -f https:<span class=\"hljs-comment\">\/\/github.com\/knative\/serving\/releases\/download\/knative-v1.9.4\/serving-crds.yaml<\/span>\r\nkubectl apply -f https:<span class=\"hljs-comment\">\/\/github.com\/knative\/serving\/releases\/download\/knative-v1.9.4\/serving-core.yaml<\/span>\r\n \r\nRun following commands <span class=\"hljs-keyword\">if<\/span> you are upgrading <span class=\"hljs-keyword\">from<\/span> <span class=\"hljs-number\">1.9<\/span><span class=\"hljs-number\">.4<\/span> to <span class=\"hljs-number\">1.10<\/span><span class=\"hljs-number\">.2<\/span>\r\nkubectl apply -f https:<span class=\"hljs-comment\">\/\/github.com\/knative\/serving\/releases\/download\/knative-v1.10.2\/serving-crds.yaml<\/span>\r\nkubectl apply -f https:<span class=\"hljs-comment\">\/\/github.com\/knative\/serving\/releases\/download\/knative-v1.10.2\/serving-core.yaml<\/span>\r\n \r\nRun following commands <span class=\"hljs-keyword\">if<\/span> you are upgrading <span class=\"hljs-keyword\">from<\/span> <span class=\"hljs-number\">1.10<\/span><span class=\"hljs-number\">.2<\/span> to <span class=\"hljs-number\">1.11<\/span><span class=\"hljs-number\">.2<\/span>\r\nkubectl apply -f https:<span class=\"hljs-comment\">\/\/github.com\/knative\/serving\/releases\/download\/knative-v1.11.0\/serving-crds.yaml<\/span>\r\nkubectl apply -f https:<span class=\"hljs-comment\">\/\/github.com\/knative\/serving\/releases\/download\/knative-v1.11.0\/serving-core.yaml<\/span><\/code><\/span><small class=\"shcb-language\" id=\"shcb-language-2\"><span class=\"shcb-language__label\">Code language:<\/span> <span class=\"shcb-language__name\">JavaScript<\/span> <span class=\"shcb-language__paren\">(<\/span><span class=\"shcb-language__slug\">javascript<\/span><span class=\"shcb-language__paren\">)<\/span><\/small><\/pre>\n\n\n<h2 class=\"wp-block-heading\">Uninstalling a networking layer<\/h2>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n<pre class=\"wp-block-code\" aria-describedby=\"shcb-language-3\" data-shcb-language-name=\"PHP\" data-shcb-language-slug=\"php\"><span><code class=\"hljs language-php\"><span class=\"hljs-comment\"># If you are uninstalling 1.7.X<\/span>\r\nkubectl delete -f https:<span class=\"hljs-comment\">\/\/github.com\/knative\/net-istio\/releases\/download\/knative-v1.7.1\/istio.yaml<\/span>\r\nkubectl delete -f https:<span class=\"hljs-comment\">\/\/github.com\/knative\/net-istio\/releases\/download\/knative-1.7.1\/net-istio.yaml<\/span>\r\n \r\n<span class=\"hljs-comment\"># If you are uninstalling 1.8.X<\/span>\r\nkubectl delete -f https:<span class=\"hljs-comment\">\/\/github.com\/knative-extensions\/net-istio\/releases\/download\/knative-v1.8.3\/istio.yaml<\/span>\r\nkubectl delete -f https:<span class=\"hljs-comment\">\/\/github.com\/knative-extensions\/net-istio\/releases\/download\/knative-v1.8.3\/net-istio.yaml <\/span>\r\n \r\n<span class=\"hljs-comment\"># If you are uninstalling 1.9.X<\/span>\r\nkubectl delete -f https:<span class=\"hljs-comment\">\/\/github.com\/knative\/net-istio\/releases\/download\/knative-v1.9.3\/istio.yaml<\/span>\r\nkubectl delete -f https:<span class=\"hljs-comment\">\/\/github.com\/knative\/net-istio\/releases\/download\/knative-v1.9.3\/net-istio.yaml<\/span>\r\n \r\n<span class=\"hljs-comment\"># If you are uninstalling 1.10.X<\/span>\r\nkubectl delete -f https:<span class=\"hljs-comment\">\/\/github.com\/knative\/net-istio\/releases\/download\/knative-v1.10.1\/istio.yaml<\/span>\r\nkubectl delete -f https:<span class=\"hljs-comment\">\/\/github.com\/knative\/net-istio\/releases\/download\/knative-v1.10.1\/net-istio.yaml<\/span>\r\n \r\n<span class=\"hljs-comment\"># If you are uninstalling 1.11.X<\/span>\r\nkubectl delete -f https:<span class=\"hljs-comment\">\/\/github.com\/knative\/net-istio\/releases\/download\/knative-v1.11.0\/istio.yaml<\/span>\r\nkubectl delete -f https:<span class=\"hljs-comment\">\/\/github.com\/knative\/net-istio\/releases\/download\/knative-v1.11.0\/net-istio.yaml<\/span><\/code><\/span><small class=\"shcb-language\" id=\"shcb-language-3\"><span class=\"shcb-language__label\">Code language:<\/span> <span class=\"shcb-language__name\">PHP<\/span> <span class=\"shcb-language__paren\">(<\/span><span class=\"shcb-language__slug\">php<\/span><span class=\"shcb-language__paren\">)<\/span><\/small><\/pre>\n\n\n<h2 class=\"wp-block-heading\">Uninstalling the Serving component<\/h2>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n<pre class=\"wp-block-code\" aria-describedby=\"shcb-language-4\" data-shcb-language-name=\"PHP\" data-shcb-language-slug=\"php\"><span><code class=\"hljs language-php\"><span class=\"hljs-comment\"># Check the knative Serving POD is running or not.<\/span>\r\n$ kubectl get pods -n knative-serving\r\n <span class=\"hljs-comment\"># If you are uninstalling 1.7.X<\/span>\r\n$ kubectl delete -f https:<span class=\"hljs-comment\">\/\/github.com\/knative\/serving\/releases\/download\/knative-v1.7.4\/serving-crds.yaml<\/span>\r\n$ kubectl delete -f https:<span class=\"hljs-comment\">\/\/github.com\/knative\/serving\/releases\/download\/knative-v1.7.4\/serving-core.yaml<\/span>\r\n \r\n<span class=\"hljs-comment\"># If you are uninstalling 1.8.X<\/span>\r\nkubectl delete -f https:<span class=\"hljs-comment\">\/\/github.com\/knative\/serving\/releases\/download\/knative-v1.8.5\/serving-core.yaml<\/span>\r\nkubectl delete -f https:<span class=\"hljs-comment\">\/\/github.com\/knative\/serving\/releases\/download\/knative-v1.8.5\/serving-crds.yaml <\/span>\r\n \r\n<span class=\"hljs-comment\"># If you are uninstalling 1.9.X<\/span>\r\nkubectl apply -f https:<span class=\"hljs-comment\">\/\/github.com\/knative\/serving\/releases\/download\/knative-v1.9.4\/serving-crds.yaml<\/span>\r\nkubectl apply -f https:<span class=\"hljs-comment\">\/\/github.com\/knative\/serving\/releases\/download\/knative-v1.9.4\/serving-core.yaml<\/span>\r\n \r\n<span class=\"hljs-comment\"># If you are uninstalling 1.10.X<\/span>\r\nkubectl delete -f https:<span class=\"hljs-comment\">\/\/github.com\/knative\/serving\/releases\/download\/knative-v1.10.2\/serving-crds.yaml<\/span>\r\nkubectl delete -f https:<span class=\"hljs-comment\">\/\/github.com\/knative\/serving\/releases\/download\/knative-v1.10.2\/serving-core.yaml<\/span>\r\n \r\n<span class=\"hljs-comment\"># If you are uninstalling 1.11.X<\/span>\r\nkubectl delete -f https:<span class=\"hljs-comment\">\/\/github.com\/knative\/serving\/releases\/download\/knative-v1.11.0\/serving-crds.yaml<\/span>\r\nkubectl delete -f https:<span class=\"hljs-comment\">\/\/github.com\/knative\/serving\/releases\/download\/knative-v1.11.0\/serving-core.yaml<\/span><\/code><\/span><small class=\"shcb-language\" id=\"shcb-language-4\"><span class=\"shcb-language__label\">Code language:<\/span> <span class=\"shcb-language__name\">PHP<\/span> <span class=\"shcb-language__paren\">(<\/span><span class=\"shcb-language__slug\">php<\/span><span class=\"shcb-language__paren\">)<\/span><\/small><\/pre>\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">How to Uninstall the existing Knative Version?<\/h2>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n<pre class=\"wp-block-code\" aria-describedby=\"shcb-language-5\" data-shcb-language-name=\"JavaScript\" data-shcb-language-slug=\"javascript\"><span><code class=\"hljs language-javascript\">Details - https:<span class=\"hljs-comment\">\/\/knative.dev\/docs\/install\/uninstall\/<\/span>\r\n\r\n$ kubectl <span class=\"hljs-keyword\">delete<\/span> -f https:<span class=\"hljs-comment\">\/\/storage.googleapis.com\/knative-nightly\/serving\/latest\/serving-core.yaml<\/span>\r\n$ kubectl <span class=\"hljs-keyword\">delete<\/span> -f https:<span class=\"hljs-comment\">\/\/storage.googleapis.com\/knative-nightly\/serving\/latest\/serving-crds.yaml<\/span>\r\n\r\n$ kubectl <span class=\"hljs-keyword\">delete<\/span> -f https:<span class=\"hljs-comment\">\/\/storage.googleapis.com\/knative-nightly\/eventing\/latest\/eventing-core.yaml<\/span>\r\n$ kubectl <span class=\"hljs-keyword\">delete<\/span> -f https:<span class=\"hljs-comment\">\/\/storage.googleapis.com\/knative-nightly\/eventing\/latest\/eventing-crds.yaml<\/span><\/code><\/span><small class=\"shcb-language\" id=\"shcb-language-5\"><span class=\"shcb-language__label\">Code language:<\/span> <span class=\"shcb-language__name\">JavaScript<\/span> <span class=\"shcb-language__paren\">(<\/span><span class=\"shcb-language__slug\">javascript<\/span><span class=\"shcb-language__paren\">)<\/span><\/small><\/pre>","protected":false},"excerpt":{"rendered":"<p>1.8.5 1.9.4 1.10.2 Istio chart to be installed for knative networking Upgrade Uninstalling a networking layer Uninstalling the Serving component How to Uninstall the existing Knative Version?<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_kad_post_transparent":"","_kad_post_title":"","_kad_post_layout":"","_kad_post_sidebar_id":"","_kad_post_content_style":"","_kad_post_vertical_padding":"","_kad_post_feature":"","_kad_post_feature_position":"","_kad_post_header":false,"_kad_post_footer":false,"_kad_post_classname":"","_joinchat":[],"footnotes":""},"categories":[8921],"tags":[],"class_list":["post-41472","post","type-post","status-publish","format-standard","hentry","category-knative"],"_links":{"self":[{"href":"https:\/\/www.devopsschool.com\/blog\/wp-json\/wp\/v2\/posts\/41472","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=41472"}],"version-history":[{"count":1,"href":"https:\/\/www.devopsschool.com\/blog\/wp-json\/wp\/v2\/posts\/41472\/revisions"}],"predecessor-version":[{"id":41473,"href":"https:\/\/www.devopsschool.com\/blog\/wp-json\/wp\/v2\/posts\/41472\/revisions\/41473"}],"wp:attachment":[{"href":"https:\/\/www.devopsschool.com\/blog\/wp-json\/wp\/v2\/media?parent=41472"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.devopsschool.com\/blog\/wp-json\/wp\/v2\/categories?post=41472"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.devopsschool.com\/blog\/wp-json\/wp\/v2\/tags?post=41472"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}