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icebob/k3s_helm_install.sh

Last active August 15, 2025 08:47
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Revisions

  1. icebob revised this gist Jan 2, 2020. 1 changed file with 5 additions and 5 deletions.
    10 changes: 5 additions & 5 deletions k3s_helm_install.sh
    View file
    Original file line number Diff line number Diff line change
    @@ -1,17 +1,17 @@
    # Install K3S
    curl -sfL https://get.k3s.io | sh -

    # Symlink k3s.yaml
    # Copy k3s config
    mkdir $HOME/.kube
    sudo chmod 755 /etc/rancher/k3s/k3s.yaml
    ln -s /etc/rancher/k3s/k3s.yaml $HOME/.kube/config
    sudo cp /etc/rancher/k3s/k3s.yaml $HOME/.kube/config
    sudo chmod 644 $HOME/.kube/config

    # Check K3S
    kubectl get pods -n kube-system

    # Create Storage class
    kubectl apply -f https://raw.githubusercontent.com/rancher/local-path-provisioner/master/deploy/local-path-storage.yaml
    kubectl get storageclass
    # kubectl apply -f https://raw.githubusercontent.com/rancher/local-path-provisioner/master/deploy/local-path-storage.yaml
    # kubectl get storageclass

    # Download & install Helm
    curl https://raw.githubusercontent.com/kubernetes/helm/master/scripts/get > install-helm.sh
  2. icebob revised this gist Dec 21, 2019. 1 changed file with 4 additions and 1 deletion.
    5 changes: 4 additions & 1 deletion k3s_helm_install.sh
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    Original file line number Diff line number Diff line change
    @@ -41,4 +41,7 @@ kubectl svc -n demo
    kubectl port-forward svc/nats-client 4222 -n demo

    # Delete NATS
    helm delete nats
    helm delete nats

    # Working DNS with ufw https://github.com/rancher/k3s/issues/24#issuecomment-515003702
    # sudo ufw allow in on cni0 from 10.42.0.0/16 comment "K3s rule"
  3. icebob created this gist Dec 20, 2019.
    44 changes: 44 additions & 0 deletions k3s_helm_install.sh
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    Original file line number Diff line number Diff line change
    @@ -0,0 +1,44 @@
    # Install K3S
    curl -sfL https://get.k3s.io | sh -

    # Symlink k3s.yaml
    mkdir $HOME/.kube
    sudo chmod 755 /etc/rancher/k3s/k3s.yaml
    ln -s /etc/rancher/k3s/k3s.yaml $HOME/.kube/config

    # Check K3S
    kubectl get pods -n kube-system

    # Create Storage class
    kubectl apply -f https://raw.githubusercontent.com/rancher/local-path-provisioner/master/deploy/local-path-storage.yaml
    kubectl get storageclass

    # Download & install Helm
    curl https://raw.githubusercontent.com/kubernetes/helm/master/scripts/get > install-helm.sh
    chmod u+x install-helm.sh
    ./install-helm.sh

    # Link Helm with Tiller
    kubectl -n kube-system create serviceaccount tiller
    kubectl create clusterrolebinding tiller --clusterrole cluster-admin --serviceaccount=kube-system:tiller
    helm init --service-account tiller

    # Check Helm
    helm repo update
    helm search postgres

    # Install NATS with Helm
    # https://hub.helm.sh/charts/bitnami/nats
    helm install --name nats --namespace demo \
    --set auth.enabled=true,auth.user=admin,auth.password=admin1234 \
    stable/nats

    # Check
    helm list
    kubectl svc -n demo

    # Create a port forward to NATS (blocking the terminal)
    kubectl port-forward svc/nats-client 4222 -n demo

    # Delete NATS
    helm delete nats