Merge pull request #11 from ekarlso/add-chart-testing

feat: Add chart-testing

.github/workflows/pull-request.yaml

@@ -0,0 +1,37 @@
+on:
+  pull_request:
+    branches:
+      - main
+
+jobs:
+  test:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v2
+        with:
+          fetch-depth: 0
+
+      - name: Set up Helm
+        uses: azure/setup-helm@v3
+        with:
+          version: v3.10.0
+
+      - name: Set up chart-testing
+        uses: helm/chart-testing-action@v2.3.1
+
+      - name: Run chart-testing (list-changed)
+        id: list-changed
+        run: |
+          changed=$(ct list-changed --target-branch ${{ github.event.repository.default_branch }})
+          if [[ -n "$changed" ]]; then
+            echo "changed=yes" >> $GITHUB_ENV
+          fi
+
+      - name: Run chart-testing (lint)
+        run: ct lint --target-branch ${{ github.event.repository.default_branch }}
+
+      - name: Run chart-testing (install)
+        if: env.changed == 'yes'
+        run: |
+          bash -xe ./e2e-test.sh

charts/tremor/Chart.yaml

@@ -28,6 +28,6 @@ appVersion: "1.0"
 description: "Chart to deploy a tremor instance"
 icon: https://raw.githubusercontent.com/cncf/artwork/master/projects/tremor/horizontal/color/tremor-horizontal-color.png
 name: "tremor"
-version: "0.1.1"
+version: "0.1.2"
 maintainers:
-  - name: Tremor Team
+  - name: tremor-rs

e2e-test.sh

@@ -0,0 +1,88 @@
+#!/bin/bash
+
+export K8S_VERSION="${K8S_VERSION:-v1.23.12}"
+export CLUSTER_NAME=${CLUSTER_NAME:-chart-testing}
+
+# function wait_for_daemonset() {
+#     ns="$1"
+#     name="$2"
+
+#     retries=10
+#     while [[ $retries -ge 0 ]];do
+#         sleep 3
+#         ready=$(kubectl -n $ns get daemonset $name -o jsonpath="{.status.numberReady}")
+#         required=$(kubectl -n $ns get daemonset $name -o jsonpath="{.status.desiredNumberScheduled}")
+#         echo "$kind $ns/$name: rdy $ready req $required"
+
+#         if [[ $ready -eq $required ]];then
+#             echo "Succeeded"
+#             break
+#         fi
+#         ((retries--))
+#     done
+# }
+
+get_tremor_pod() {
+    kubectl get pod -n $1 -l app=tremor -o jsonpath='{ .items[0].metadata.name }'
+}
+
+wait_for_pod() {
+    pod=$(get_tremor_pod $1)
+    kubectl wait pods -n $1 $pod --for condition=Ready --timeout=90s
+}
+
+collect_info() {
+    pod=$(get_tremor_pod $1)
+
+    kubectl describe pod -n $1 $pod
+    kubectl logs -n $1 $pod
+}
+
+create_kind_cluster() {
+    if kubectl cluster-info >/dev/null 2>&1; then
+        return 0
+    fi
+
+    kind create cluster --name "$CLUSTER_NAME" --image "kindest/node:$K8S_VERSION" --wait 60s
+
+    kubectl cluster-info || kubectl cluster-info dump
+    echo
+
+    kubectl get nodes
+    echo
+
+    echo 'Cluster ready!'
+    echo
+}
+
+cleanup() {
+    kind delete cluster --name "$CLUSTER_NAME"
+    echo 'Done!'
+}
+
+generate_ns_name() {
+    awk -F '-' '{print $5}'< /proc/sys/kernel/random/uuid
+}
+
+test_daemonset() {
+    namespace=e2e-$(generate_ns_name)
+
+    helm upgrade -i --create-namespace -n "$namespace" tremor ./charts/tremor
+
+    wait_for_pod $namespace
+    collect_info $namespace
+}
+
+test_deployment() {
+    namespace=`generate_ns_name`
+
+    helm upgrade -i --create-namespace -n "$namespace" tremor ./charts/tremor --set=kind=Deployment
+
+    wait_for_pod $namespace
+    collect_info $namespace
+}
+
+create_kind_cluster
+
+test_daemonset
+test_deployment