{"id":30585,"date":"2026-04-05T07:49:32","date_gmt":"2026-04-05T07:49:32","guid":{"rendered":"https:\/\/www.devopsschool.com\/blog\/?p=30585"},"modified":"2026-04-05T07:49:32","modified_gmt":"2026-04-05T07:49:32","slug":"kubernetes-1-23-6-cluster-setup-master-and-worker-in-ubuntu-20-04","status":"publish","type":"post","link":"https:\/\/www.devopsschool.com\/blog\/kubernetes-1-23-6-cluster-setup-master-and-worker-in-ubuntu-20-04\/","title":{"rendered":"Kubernetes 1.23.6 Cluster Setup Master and Worker in Ubuntu 20.04"},"content":{"rendered":"\n<p>Latest doc &#8211; <a href=\"https:\/\/github.com\/certifications-tutorials\/kubernetes-cluster-setup\" target=\"_blank\" rel=\"noopener\">https:\/\/github.com\/certifications-tutorials\/kubernetes-cluster-setup<\/a><\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<p><strong>Following commands would help you to create 1 Master and 1 Node<\/strong> in same VM.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Run Following commands in Master Node<\/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=\"JavaScript\" data-shcb-language-slug=\"javascript\"><span><code class=\"hljs language-javascript\">$ sudo -s\n$ cd\n$ git clone https:<span class=\"hljs-comment\">\/\/github.com\/certifications-tutorials\/cks-course-environment\/<\/span>\n$ cd cks-course-environment\/\n$ cd cluster-setup\/\n$ cd latest\/\n$ chmod <span class=\"hljs-number\">755<\/span> install_master.sh\n$ .\/install_master.sh\n$ kubectl <span class=\"hljs-keyword\">get<\/span> nodes\n$ kubectl taint nodes --all node-role.kubernetes.io\/master-\nor\nkubectl taint nodes ip-172-31-12-228 node-role.kubernetes.io\/control-plane:NoSchedule-\n\n\n$ kubectl cluster-info\n<\/code><\/span><small class=\"shcb-language\" id=\"shcb-language-1\"><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\">Run following commands in Worker Node<\/h2>\n\n\n<pre class=\"wp-block-code\" aria-describedby=\"shcb-language-2\" data-shcb-language-name=\"PHP\" data-shcb-language-slug=\"php\"><span><code class=\"hljs language-php\">$ git <span class=\"hljs-keyword\">clone<\/span> https:<span class=\"hljs-comment\">\/\/github.com\/certifications-tutorials\/cks-course-environment\/<\/span>\n$ cd cks-course-environment\/\n$ cd cluster-setup\/\n$ ls\n$ cd latest\/\n$ ls\n$ chmod <span class=\"hljs-number\">755<\/span> install_worker.sh\n$ .\/install_worker.sh\n$ kubeadm join <span class=\"hljs-number\">172.31<\/span><span class=\"hljs-number\">.12<\/span><span class=\"hljs-number\">.163<\/span>:<span class=\"hljs-number\">6443<\/span> --token <span class=\"hljs-number\">22<\/span>zff9.qls775ypsmn3jtkg --discovery-token-ca-cert-hash sha256:c2df87a631d2a715ca926c4247c7f51699a652a13973c1149573561d87cd26b4\n<\/code><\/span><small class=\"shcb-language\" id=\"shcb-language-2\"><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<p><strong>Sample Code &#8211; https:\/\/github.com\/certifications-tutorials\/cks-course-environment\/<\/strong><\/p>\n\n\n\n<p>How to download using git<\/p>\n\n\n\n<p><strong>$ git clone https:\/\/github.com\/certifications-tutorials\/cks-course-environment\/<\/strong><\/p>\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\"># cks-master<\/span>\nsudo -i\nbash &lt;(curl -s https:<span class=\"hljs-comment\">\/\/raw.githubusercontent.com\/certifications-tutorials\/cks-course-environment\/master\/cluster-setup\/latest\/install_master.sh)<\/span>\n\n\n<span class=\"hljs-comment\"># cks-worker<\/span>\nsudo -i\nbash &lt;(curl -s https:<span class=\"hljs-comment\">\/\/raw.githubusercontent.com\/certifications-tutorials\/cks-course-environment\/master\/cluster-setup\/latest\/install_worker.sh)<\/span>\n\n\n<span class=\"hljs-comment\"># run the printed kubeadm-join-command from the master on the worker<\/span>\n<\/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<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<figure class=\"wp-block-video\"><video controls src=\"https:\/\/s3.ap-south-1.amazonaws.com\/devops-school.com\/kubernetes\/Kubernetes-Dec-2022\/Session-6-Setting-Up-Control-Plane-Master-Worker.mp4\"><\/video><\/figure>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<p><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Latest doc &#8211; https:\/\/github.com\/certifications-tutorials\/kubernetes-cluster-setup Following commands would help you to create 1 Master and 1 Node in same VM. Run Following commands in Master Node Run following commands in Worker&#8230; <\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_joinchat":[],"footnotes":""},"categories":[4859],"tags":[],"class_list":["post-30585","post","type-post","status-publish","format-standard","hentry","category-kubernetes"],"_links":{"self":[{"href":"https:\/\/www.devopsschool.com\/blog\/wp-json\/wp\/v2\/posts\/30585","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=30585"}],"version-history":[{"count":20,"href":"https:\/\/www.devopsschool.com\/blog\/wp-json\/wp\/v2\/posts\/30585\/revisions"}],"predecessor-version":[{"id":68568,"href":"https:\/\/www.devopsschool.com\/blog\/wp-json\/wp\/v2\/posts\/30585\/revisions\/68568"}],"wp:attachment":[{"href":"https:\/\/www.devopsschool.com\/blog\/wp-json\/wp\/v2\/media?parent=30585"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.devopsschool.com\/blog\/wp-json\/wp\/v2\/categories?post=30585"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.devopsschool.com\/blog\/wp-json\/wp\/v2\/tags?post=30585"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}