Add Dispatchfile (#430)

Co-authored-by: Shane Utt <[email protected]>

Dispatchfile

@@ -0,0 +1,71 @@
+#!starlark
+# vi:syntax=python
+#
+
+git = "src-git"
+
+def secretVar(name, key):
+    return k8s.corev1.EnvVarSource(secretKeyRef=k8s.corev1.SecretKeySelector(localObjectReference=k8s.corev1.LocalObjectReference(name=name), key=key))
+
+gitResource(git,
+    url="$(context.git.url)",
+    revision="$(context.git.commit)")
+
+dindTask("publish", inputs=[git], steps=[
+  v1.Container(
+    name = "publish-charts",
+    workingDir =  "/workspace/src-git",
+    args = [
+      "/bin/bash", "-c",
+      """
+      apt-get update
+      apt-get install -qq git build-essential
+      git fetch origin master --unshallow
+      export GIT_REMOTE_URL=https://mesosphere:${GITHUB_USER_TOKEN}@github.com/mesosphere/charts.git
+      make publish
+      """
+    ],
+    env=[k8s.corev1.EnvVar(name="GITHUB_USER_TOKEN", valueFrom=secretVar("scmtoken", "password"))]
+  )
+])
+
+dindTask("lint", inputs=[git], steps=[
+  v1.Container(
+    name = "lint-charts",
+    workingDir =  "/workspace/src-git",
+    args = [
+      "/bin/bash", "-c",
+      """
+      apt-get update
+      apt-get install -qq git build-essential
+      git fetch origin master --unshallow
+      make lint
+      """
+    ]
+  )
+])
+
+dindTask("test", inputs=[git], deps=["lint"], steps=[
+  v1.Container(
+    name = "test-charts",
+    workingDir =  "/workspace/src-git",
+    args = [
+      "/bin/bash", "-c",
+      """
+      apt-get update
+      apt-get install -qq git build-essential
+      git fetch origin master --unshallow
+      make test
+      """
+    ],
+    resources = k8s.corev1.ResourceRequirements(
+      limits = {
+        "cpu": k8s.resource_quantity("1000m"),
+        "memory": k8s.resource_quantity("6Gi")
+      }
+    )
+  )
+])
+
+action(tasks=["test"], on=pullRequest(branches=["*"]))
+action(tasks=["publish"], on=push(branches=["master"]))

test/e2e-kind.sh

@@ -3,6 +3,7 @@
 set -o errexit
 set -o nounset
 set -o pipefail
+set -x
 
 readonly KIND_VERSION=v0.6.1
 readonly CLUSTER_NAME=chart-testing
@@ -45,8 +46,18 @@ create_kind_cluster() {
         "https://github.com/kubernetes-sigs/kind/releases/download/$KIND_VERSION/kind-$(uname)-amd64"
     chmod +x "${tmp}/kind"
 
+    curl -sSLo "${tmp}/entrypoint.sh" "https://raw.githubusercontent.com/mesosphere/dispatch/f74d477930e8cf05b84eb8a0f98c3866b66e1125/docker/kind/entrypoint.sh?token=ACIQJHWXERD34NEOUHGOWIS6KWQO6"
+    chmod +x "${tmp}/entrypoint.sh"
+
+    cat << EOF > tmp_dockerfile
+FROM kindest/node:$K8S_VERSION
+ADD ./entrypoint.sh /usr/local/bin/entrypoint
+EOF
+
+    docker build -t tmp-dispatch-kind:latest -f tmp_dockerfile "${tmp}"
+
     "${tmp}/kind" create cluster --name "$CLUSTER_NAME" \
-        --config test/kind-config.yaml --image "kindest/node:$K8S_VERSION" \
+        --config test/kind-config.yaml --image "tmp-dispatch-kind:latest" \
         --wait 60s
 
     docker_exec mkdir -p /root/.kube

test/kind-config.yaml

@@ -3,3 +3,22 @@ apiVersion: kind.x-k8s.io/v1alpha4
 nodes:
   - role: control-plane
   - role: worker
+# These kubeadm config patches are required for running Kind inside a docker container.
+# We started running Kind in a kubernetes pod as part of the CI transition to Dispatch.
+kubeadmConfigPatches:
+- |
+  apiVersion: kubeadm.k8s.io/v1beta2
+  kind: JoinConfiguration
+  metadata:
+    name: config
+  nodeRegistration:
+    kubeletExtraArgs:
+      cgroup-root: "/kubelet"
+- |
+  apiVersion: kubeadm.k8s.io/v1beta2
+  kind: InitConfiguration
+  metadata:
+    name: config
+  nodeRegistration:
+    kubeletExtraArgs:
+      cgroup-root: "/kubelet"