https://wiki.visrc.com/ 2026-05-07T16:49:55+00:00 https://wiki.visrc.com/ https://wiki.visrc.com/lib/tpl/monobook/images/favicon.ico text/html 2025-02-20T14:55:24+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.visrc.com/doku.php?id=virtualization:k8s:0_begin_multi_node_cluster&rev=1740059724&do=diff K8S multi-node cluster 1. Ansible deployment See infra ansible projects. If calico network is used. Node IP need to be updated. See <http://localhost/~dang/wiki/doku.php?id=virtualization:k8s:04_k8s_networking#bgp_on_wrong_interface> 2. Helm and Operator * .<https://searchitoperations.techtarget.com/tip/When-to-use-Kubernetes-operators-vs-Helm-charts> text/html 2025-02-20T14:55:25+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.visrc.com/doku.php?id=virtualization:k8s:0_begin&rev=1740059725&do=diff Kubernetes Begin 1. Installation * <https://github.com/kelseyhightower/kubernetes-the-hard-way> * <https://github.com/hocchudong/ghichep-kubernetes/blob/master/docs/kubernetes-5min/02.Caidat-Kubernetes.md> 1.1 Postinstall Bash completion. Add the completion script to the /etc/bash_completion.d directory: kubectl completion bash >/etc/bash_completion.d/kubectl 2. Concepts 3. Minikube * k8s cheatsheet: <https://kubernetes.io/docs/reference/kubectl/cheatsheet/> text/html 2025-02-20T14:55:25+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.visrc.com/doku.php?id=virtualization:k8s:01_k8s_operation&rev=1740059725&do=diff K8S Management and Operations Tags: k8s, operation * <https://kubernetes.io/docs/reference/kubectl/cheatsheet/> * app version: <https://matthewpalmer.net/kubernetes-app-developer/articles/kubernetes-apiversion-definition-guide.html> * Sample service tutorial: <https://medium.freecodecamp.org/learn-kubernetes-in-under-3-hours-a-detailed-guide-to-orchestrating-containers-114ff420e882> * <https://learnk8s.io/troubleshooting-deployments> 1. Container Deployments 1.1 Quick steps kubectl confi… text/html 2025-02-20T14:55:24+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.visrc.com/doku.php?id=virtualization:k8s:02_k8s_day0&rev=1740059724&do=diff K8s Day 0: Helm TAGs: k8s, helm * .<https://searchitoperations.techtarget.com/tip/When-to-use-Kubernetes-operators-vs-Helm-charts> 1. Helm Installation Follow .<https://helm.sh/docs/intro/quickstart/> 2. Install k8s dashboard 2.1 Search for packages and install * .<https://helm.sh/docs/intro/using_helm/> Search hub: helm search hub pkg-name Searh local repository: Add Add official charts repository helm repo add stable https://charts.helm.sh/stable text/html 2025-02-20T14:55:25+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.visrc.com/doku.php?id=virtualization:k8s:03_dev_workflow&rev=1740059725&do=diff K8S Dev Workflow 1. Code to image 1.1 Create Image Create image from Dockerfile, S2I, etc.. See other tutorials 1.2 Upload Image to docker hub TBD 2. Update image version in deployment yaml Rolling update output dang@localhost:~/.../service-directory-chariot/k8s-resource-manifests> kubectl apply -f sd-rest-deployment.yaml deployment.extensions/service-directory configured dang@localhost:~/.../service-directory-chariot/k8s-resource-manifests> kubectl describe deployments. service-dire… text/html 2025-02-20T14:55:25+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.visrc.com/doku.php?id=virtualization:k8s:04_k8s_networking&rev=1740059725&do=diff K8S Networking 1. Container network 1.1 Flannel 1.2 Calico 1.2.1 Install calicoctl curl -o calicoctl -O -L "https://github.com/projectcalico/calicoctl/releases/download/v3.20.2/calicoctl" chmod +x calicoctl mv calicoctl /usr/local/bin 1.2.2 Troubleshooting calico text/html 2025-02-20T14:55:25+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.visrc.com/doku.php?id=virtualization:k8s:9_k8s_pro&rev=1740059725&do=diff Headline 1. Cloud Native Computing Foundation (CNCF) What is the CNCF? 1m 40s Save What is the CNCF? First look at the CNCF landscape (Locked)2m 27s Save First look at the CNCF landscape 2. Management and Orchestration Building and deploying cloud native apps 2m 54s Save Building and deploying cloud native apps Service discovery and coordination (Locked)2m 17s Save Service discovery and coordination Managing cloud native services (Locked)3m 13s Save Managing cloud native services 3. N…