Lokalni Instalace Kubernetes

Co budeme instalovat

Pro praci s Kubernetes z lokalniho prostredi (notebooku) budeme potrebovat

• kubectl - oficialni CLI pro Kubernetes
• helm - package manager pro Kubernetes
• k9s - CLI Dashboard

Dale se hodi utility

• kubectx - pro prepinani contextu
• kubens - pro prepinani namespace

Pokud zaroven chcete spusit lokalni Kubernetes cluster v Dockeru, budeme jeste potrebovat

• k3d - tool na spousteni k3s clusteru (k3s je distribuce Kubernetes) v Dockeru

k3d zaroven pouzivam pri Skoleni Kubernetes

Instalace na Mac

kubectl

brew install kubectl

helm

brew install helm

k9s

brew install k9s

kubectx a kubens

brew install kubectx

k3d

brew install k3d

Instalace na Linux

kubectl

curl -L https://storage.googleapis.com/kubernetes-release/release/$(curl -s https://storage.googleapis.com/kubernetes-release/release/stable.txt)/bin/linux/amd64/kubectl -o /tmp/kubectl && chmod +x /tmp/kubectl && sudo mv /tmp/kubectl /usr/local/bin/kubectl

helm

curl https://raw.githubusercontent.com/helm/helm/master/scripts/get-helm-3 | bash

k9s

curl -L https://github.com/derailed/k9s/releases/latest/download/k9s_Linux_amd64.tar.gz -o /tmp/k9s.tar.gz && tar -xzf /tmp/k9s.tar.gz -C /tmp && chmod +x /tmp/k9s && sudo mv /tmp/k9s /usr/local/bin/k9s

kubectx a kubens

sudo git clone https://github.com/ahmetb/kubectx /opt/kubectx
sudo ln -s /opt/kubectx/kubectx /usr/local/bin/kubectx
sudo ln -s /opt/kubectx/kubens /usr/local/bin/kubens

k3d

curl -s https://raw.githubusercontent.com/k3d-io/k3d/main/install.sh | bash

Instalace na Windows

Toto je instalace primo do Windows, pokud pouzivate WSL, instalujte stadartne jako na Linuxu

kubectl

winget install -e --id Kubernetes.kubectl

helm

winget install -e --id Helm.Helm

k9s

winget install -e --id derailed.k9s

kubectx a kubens

winget install -e --id ahmetb.kubectx
winget install -e --id ahmetb.kubens

k3d

winget install -e --id k3d.k3d

Pokud nemate Docker, muzete ho nainstalovat pomoci

winget install -e --id Docker.DockerDesktop

Overeni instalace

Po instalaci muzete overit, ze vse funguje:

kubectl version --client
helm version
k9s version
kubectx --version
kubens --version
k3d version