gh-actions: Add test with minikube deployment

Author: bbusse

.github/workflows/go-build.yaml

@@ -1,4 +1,11 @@
-on: [push, pull_request]
+on:
+  push:
+    paths-ignore:
+      - '**.md'
+  pull_request:
+    paths-ignore:
+      - '**.md'
+  workflow_dispatch:
 
 jobs:
   build:
@@ -54,3 +61,7 @@ jobs:
 
     - name: Image digest
       run: echo ${{ steps.docker_build.outputs.digest }}
+
+    - name: Test
+      run: |
+        ./run-test.sh "ghcr.io/opsboost/iss-operator:latest"

run-test.sh

@@ -0,0 +1,117 @@
+#!/usr/bin/env bash
+
+[[ "$TRACE" ]] && set -x
+set -eo pipefail
+
+INSTALL_MINIKUBE="1"
+ARCH=amd64
+
+pod_running() {
+    if [ "$(kubectl get pods -A | grep "${1}" | awk '{print $4}')" != "Running" ]; then
+        echo "1"
+    else
+        echo "0"
+    fi
+}
+
+pod_name() {
+    local name
+    name=$(kubectl get pods -A | grep "${1}" | awk '{print $2}')
+    echo "$name"
+}
+
+container_name() {
+    local arr
+    local name
+    arr=(${1//:/ })
+    name=${arr[0]}
+    arr=(${name//\// })
+    name=${arr[2]}
+    echo "$name"
+}
+
+minikube_install() {
+    sudo apt install -y podman curl
+    curl -LO https://storage.googleapis.com/minikube/releases/latest/minikube-linux-${ARCH}
+    curl -LO "https://dl.k8s.io/$(curl -L -s https://dl.k8s.io/release/stable.txt)/bin/linux/${ARCH}/kubectl.sha256"
+    curl -LO "https://dl.k8s.io/release/$(curl -L -s https://dl.k8s.io/release/stable.txt)/bin/linux/${ARCH}/kubectl"
+    echo "$(cat kubectl.sha256)  kubectl" | sha256sum --check
+    sudo install minikube-linux-${ARCH} /usr/local/bin/minikube
+    sudo install -o root -g root -m 0755 kubectl /usr/local/bin/kubectl
+    kubectl version --client
+}
+
+minikube_deinstall() {
+    minikube stop
+    minikube delete --all
+}
+
+check_dependencies() {
+    for i in "${DEPS[@]}"
+    do
+        if [[ -z $(which "${i}") ]]; then
+            error "Could not find ${i}"
+            exit 1
+        fi
+    done
+}
+
+main() {
+    local image="${1}"
+
+    # Get container name
+    local container
+    container=$(container_name "${image}")
+
+    # Check for minikube
+    # Install if absent and installation enabled
+    if [[ -z $(which "minikube") ]]; then
+        printf "Could not find minikube"
+        if [ "$INSTALL_MINIKUBE" -eq "1" ]; then
+            minikube_install
+        fi
+    fi
+
+    # Check for a running minikube
+    if minikube status | grep 'Running'; then
+        printf "minikube is already running.\n"
+        printf "To continue, stop minikube and restart script\n"
+        exit 1
+    fi
+
+    # Run minikube
+    minikube start --driver=podman --container-runtime=cri-o
+
+    # Deploy
+    kubectl create deployment "${container}" --image="${image}"
+
+    # Wait for container to come up
+    sleep 30
+    kubectl get pods -A -o wide
+
+    # Get pod name
+    local pod
+    pod=$(pod_name "${container}")
+
+    # Show logs
+    kubectl logs "${pod}"
+
+    local r
+    r=$(pod_running "${pod}")
+
+    if [ "$r" -eq 0 ]; then
+        printf "Deployment successful\n"
+    else
+        printf "Deployment failed\n"
+        local fail=1
+    fi
+
+    # Cleanup
+    minikube_deinstall
+
+    if [ "$fail" -eq "1" ]; then
+        exit 1
+    fi
+}
+
+main "$@"