[testing] Install chaos mesh in local kind cluster

scripts/ensure_kube_cluster.sh

@@ -17,12 +17,16 @@ function ensure_command {
 
   echo "Ensuring ${cmd} is available"
   if ! command -v "${cmd}" &> /dev/null; then
-    local local_cmd="${PWD}/bin/${cmd}"
     mkdir -p "${PWD}/bin"
     echo "${cmd} not found, attempting to install..."
-    curl -L -o "${local_cmd}" "${install_uri}"
+    if [[ "${cmd}" == helm ]]; then
+      curl -L -o - "${install_uri}" | tar -xz -C "${PWD}/bin" --strip-components=1 "${GOOS}-${GOARCH}/${cmd}"
+    else
+      local local_cmd="${PWD}/bin/${cmd}"
+      curl -L -o "${local_cmd}" "${install_uri}"
+      chmod +x "${local_cmd}"
+    fi
     # TODO(marun) Optionally validate the binary against published checksum
-    chmod +x "${local_cmd}"
   fi
 }
 
@@ -48,15 +52,39 @@ fi
 # Check if a cluster is already running
 if ${KUBECTL_CMD} cluster-info &> /dev/null; then
   echo "A kube cluster is already accessible"
-  exit 0
+else
+  KIND_VERSION=v0.23.0
+  ensure_command kind "https://kind.sigs.k8s.io/dl/${KIND_VERSION}/kind-${GOOS}-${GOARCH}"
+
+  KIND_SCRIPT_SHA=7cb9e6be25b48a0e248097eef29d496ab1a044d0
+  ensure_command "kind-with-registry.sh" \
+    "https://raw.githubusercontent.com/kubernetes-sigs/kind/${KIND_SCRIPT_SHA}/site/static/examples/kind-with-registry.sh"
+
+  echo "Deploying a new kind cluster with a local registry"
+  bash -x "$(command -v kind-with-registry.sh)"
 fi
 
-KIND_VERSION=v0.23.0
-ensure_command kind "https://kind.sigs.k8s.io/dl/${KIND_VERSION}/kind-${GOOS}-${GOARCH}"
+# WARNING This is only intended to work for the runtime configuration of a kind cluster.
+if [[ -n "${INSTALL_CHAOS_MESH:-}" ]]; then
+  # Ensure helm is available
+  HELM_VERSION=v3.7.0
+  ensure_command helm "https://get.helm.sh/helm-${HELM_VERSION}-${GOOS}-${GOARCH}.tar.gz"
+
+  # Install chaos mesh via helm
+  helm repo add chaos-mesh https://charts.chaos-mesh.org
 
-SCRIPT_SHA=7cb9e6be25b48a0e248097eef29d496ab1a044d0
-ensure_command "kind-with-registry.sh" \
-  "https://raw.githubusercontent.com/kubernetes-sigs/kind/${SCRIPT_SHA}/site/static/examples/kind-with-registry.sh"
+  # Create the namespace to install to
+  ${KUBECTL_CMD} create ns chaos-mesh
 
-echo "Deploying a new kind cluster with a local registry"
-bash -x "${PWD}/bin/kind-with-registry.sh"
+  # Install chaos mesh for containerd, with dashboard persistence and no security, and without leader election
+  CHAOS_MESH_VERSION=2.7.0
+  helm install chaos-mesh chaos-mesh/chaos-mesh -n=chaos-mesh --version "${CHAOS_MESH_VERSION}"\
+    --set chaosDaemon.runtime=containerd\
+    --set chaosDaemon.socketPath=/run/containerd/containerd.sock\
+    --set dashboard.persistentVolume.enabled=true\
+    --set dashboard.persistentVolume.storageClass=standard\
+    --set dashboard.securityMode=false\
+    --set controllerManager.leaderElection.enabled=false
+
+  # TODO(marun) Figure out it's not possible to create experiments via the chaos-mesh dashboard
+fi