Update metallb.yml #2
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| name: LoadBalancer-MetalLB | |
| on: | |
| workflow_dispatch: | |
| push: | |
| pull_request: | |
| branches: | |
| - main | |
| paths-ignore: | |
| - 'site/**' | |
| permissions: | |
| contents: read | |
| jobs: | |
| LoadBalancer-MetalLB: | |
| name: LoadBalancer-MetalLB | |
| runs-on: ubuntu-20.04 | |
| timeout-minutes: 30 | |
| strategy: | |
| fail-fast: false | |
| matrix: | |
| ipFamily: [ipv4] | |
| deployment: [singleNode, multiNode] | |
| env: | |
| JOB_NAME: "docker-${{ matrix.deployment }}-${{ matrix.ipFamily }}" | |
| IP_FAMILY: ${{ matrix.ipFamily }} | |
| steps: | |
| - name: Check out code into the Go module directory | |
| uses: actions/checkout@c85c95e3d7251135ab7dc9ce3241c5835cc595a9 # v3.5.3 | |
| - name: Install kind | |
| run: sudo make install INSTALL_DIR=/usr/local/bin | |
| - name: Install kubectl | |
| run: | | |
| curl -LO https://dl.k8s.io/release/$(curl -sL https://dl.k8s.io/release/stable.txt)/bin/linux/amd64/kubectl | |
| chmod +x ./kubectl | |
| sudo mv ./kubectl /usr/local/bin/kubectl | |
| - name: Enable ipv4 and ipv6 forwarding | |
| run: | | |
| sudo sysctl -w net.ipv6.conf.all.forwarding=1 | |
| sudo sysctl -w net.ipv4.ip_forward=1 | |
| - name: Create single node cluster | |
| if: ${{ matrix.deployment == 'singleNode' }} | |
| run: | | |
| cat <<EOF | /usr/local/bin/kind create cluster -v7 --wait 1m --retain --config=- | |
| kind: Cluster | |
| apiVersion: kind.x-k8s.io/v1alpha4 | |
| networking: | |
| ipFamily: ${IP_FAMILY} | |
| EOF | |
| - name: Create multi node cluster | |
| if: ${{ matrix.deployment == 'multiNode' }} | |
| run: | | |
| cat <<EOF | /usr/local/bin/kind create cluster -v7 --wait 1m --retain --config=- | |
| kind: Cluster | |
| apiVersion: kind.x-k8s.io/v1alpha4 | |
| networking: | |
| ipFamily: ${IP_FAMILY} | |
| nodes: | |
| - role: control-plane | |
| - role: worker | |
| - role: worker | |
| EOF | |
| - name: Get Cluster status | |
| run: | | |
| # wait network is ready | |
| kubectl wait --for=condition=ready pods --namespace=kube-system -l k8s-app=kube-dns | |
| kubectl get nodes -o wide | |
| kubectl get pods -A | |
| ping -c 5 172.18.0.2 | |
| - name: Install Helm | |
| run: | | |
| curl -fsSL -o get_helm.sh https://raw.githubusercontent.com/helm/helm/main/scripts/get-helm-3 | |
| chmod 700 get_helm.sh | |
| ./get_helm.sh | |
| - name: Install and configure MetalLB | |
| run: | | |
| helm repo add metallb https://metallb.github.io/metallb | |
| helm install metallb metallb/metallb --namespace metallb-system --create-namespace | |
| kubectl wait --for=condition=Ready pods --all -n metallb-system | |
| kubectl get pods -A | |
| docker network inspect -f '{{.IPAM.Config}}' kind | |
| cat <<EOF | kubectl apply -f - | |
| apiVersion: metallb.io/v1beta1 | |
| kind: IPAddressPool | |
| metadata: | |
| name: first-pool | |
| namespace: metallb-system | |
| spec: | |
| addresses: | |
| - 172.18.200.0/24 | |
| avoidBuggyIPs: true | |
| --- | |
| apiVersion: metallb.io/v1beta1 | |
| kind: L2Advertisement | |
| metadata: | |
| name: empty | |
| namespace: metallb-system | |
| EOF | |
| - name: Check Network | |
| run: | | |
| ip a | |
| ip route | |
| - name: Deploy nginx | |
| run: | | |
| kubectl create deployment nginx --image=nginx --replicas=3 | |
| kubectl wait pod --all --for=condition=Ready -n default | |
| kubectl expose deployment nginx --name=nginx --type=LoadBalancer --port=80 | |
| kubectl get pods | |
| kubectl get services | |
| kubectl describe services nginx | |
| kubectl get services | grep nginx | awk '{ print $4 }' | |
| curl -m 5 http://$(kubectl get services | grep nginx | awk '{ print $4 }'):80 | |
| - name: Test LoadBalancer | |
| run: | | |
| cat <<EOF | kubectl apply -f - | |
| kind: Pod | |
| apiVersion: v1 | |
| metadata: | |
| name: foo-app | |
| labels: | |
| app: http-echo | |
| spec: | |
| containers: | |
| - name: foo-app | |
| image: hashicorp/http-echo:0.2.3 | |
| args: | |
| - "-text=foo" | |
| --- | |
| kind: Pod | |
| apiVersion: v1 | |
| metadata: | |
| name: bar-app | |
| labels: | |
| app: http-echo | |
| spec: | |
| containers: | |
| - name: bar-app | |
| image: hashicorp/http-echo:0.2.3 | |
| args: | |
| - "-text=bar" | |
| --- | |
| kind: Service | |
| apiVersion: v1 | |
| metadata: | |
| name: foo-service | |
| spec: | |
| type: LoadBalancer | |
| selector: | |
| app: http-echo | |
| ports: | |
| # Default port used by the image | |
| - port: 5678 | |
| EOF | |
| kubectl wait pod --all --for=condition=Ready -n default | |
| kubectl get services | |
| timeout 20s bash -c 'until kubectl get service/foo-service --output=jsonpath='{.status.loadBalancer}' | grep "ingress"; do : ; done' | |
| kubectl get services | |
| LB_IP=$(kubectl get svc/foo-service -o=jsonpath='{.status.loadBalancer.ingress[0].ip}') | |
| curl -m 5 http://${LB_IP}:5678 | |
| - name: Export logs | |
| if: always() | |
| run: | | |
| mkdir -p /tmp/kind/logs | |
| /usr/local/bin/kind export logs /tmp/kind/logs | |
| sudo chown -R $USER:$USER /tmp/kind/logs | |
| - name: Upload logs | |
| if: always() | |
| uses: actions/upload-artifact@0b7f8abb1508181956e8e162db84b466c27e18ce # v3.1.2 | |
| with: | |
| name: kind-logs-${{ env.JOB_NAME }}-${{ github.run_id }} | |
| path: /tmp/kind/logs | |
| - name: Delete cluster | |
| run: /usr/local/bin/kind delete cluster |