experiment

hack/allocate.sh

@@ -43,8 +43,8 @@ main() {
   ( set -o pipefail; (serving && dns && networking) 2>&1 | sed  -e 's/^/svr /')&
   ( set -o pipefail; (eventing && namespace) 2>&1 | sed  -e 's/^/evt /')&
   ( set -o pipefail; registry 2>&1 | sed  -e 's/^/reg /') &
-  ( set -o pipefail; dapr_runtime 2>&1 | sed  -e 's/^/dpr /')&
   ( set -o pipefail; (tekton && pac) 2>&1 | sed  -e 's/^/tkt /')&
+  ( set -o pipefail; dapr_runtime 2>&1 | sed  -e 's/^/dpr /')&
 
   local job
   for job in $(jobs -p); do
@@ -57,22 +57,26 @@ main() {
 }
 
 kubernetes() {
+  sudo modprobe ip6_tables
   cat <<EOF | $KIND create cluster --name=func --kubeconfig="${KUBECONFIG}" --wait=60s --config=-
 kind: Cluster
 apiVersion: kind.x-k8s.io/v1alpha4
+networking:
+  ipFamily: ipv6
+  apiServerAddress: "::1"
 nodes:
   - role: control-plane
     image: kindest/node:${kind_node_version}
     extraPortMappings:
     - containerPort: 80
       hostPort: 80
-      listenAddress: "127.0.0.1"
+      listenAddress: "::1"
     - containerPort: 443
       hostPort: 443
-      listenAddress: "127.0.0.1"
+      listenAddress: "::1"
     - containerPort: 30022
       hostPort: 30022
-      listenAddress: "127.0.0.1"
+      listenAddress: "::1"
 containerdConfigPatches:
 - |-
   [plugins."io.containerd.grpc.v1.cri".registry.mirrors."localhost:50000"]
@@ -128,6 +132,17 @@ dns() {
   echo "${green}✅ DNS${reset}"
 }
 
+arr2yaml() {
+  echo -n '['
+  local e
+  local s=""
+  for e in "$@"; do
+    printf '%s"%s"' "$s" "$e";
+    s=", "
+  done
+  echo -n ']'
+}
+
 loadbalancer() {
   echo "${blue}Installing Load Balancer (Metallb)${reset}"
   $KUBECTL apply -f "https://raw.githubusercontent.com/metallb/metallb/v0.13.7/config/manifests/metallb-native.yaml"
@@ -138,7 +153,22 @@ loadbalancer() {
     --timeout=300s
 
   local kind_addr
+  local kind_addr6
+  local addr_array
+
   kind_addr="$($CONTAINER_ENGINE container inspect func-control-plane | jq '.[0].NetworkSettings.Networks.kind.IPAddress' -r)"
+  kind_addr6="$($CONTAINER_ENGINE container inspect func-control-plane | jq '.[0].NetworkSettings.Networks.kind.GlobalIPv6Address' -r)"
+
+  addr_array=()
+
+  if [[ -n "$kind_addr" ]]; then
+    addr_array+=("$kind_addr/32");
+  fi
+
+  if [[ -n "$kind_addr6" ]]; then
+    addr_array+=("$kind_addr6/128");
+  fi
+
 
   echo "Setting up address pool."
   $KUBECTL apply -f - <<EOF
@@ -148,8 +178,7 @@ metadata:
   name: example
   namespace: metallb-system
 spec:
-  addresses:
-  - ${kind_addr}-${kind_addr}
+  addresses: $(arr2yaml "${addr_array[@]}")
 ---
 apiVersion: metallb.io/v1beta1
 kind: L2Advertisement
@@ -165,7 +194,7 @@ networking() {
   echo "Version: ${contour_version}"
 
   echo "Installing a configured Contour."
-  $KUBECTL apply -f "https://github.com/knative/net-contour/releases/download/knative-${contour_version}/contour.yaml"
+  $KUBECTL apply -f "$(cd "$(dirname "$0")" && pwd)/contour.yaml"
   sleep 5
   $KUBECTL wait pod --for=condition=Ready -l '!job-name' -n contour-external --timeout=10m
 
@@ -308,6 +337,34 @@ dapr_runtime() {
     dapr_flags="--image-registry=ghcr.io/dapr --log-as-json"
   fi
 
+  # hack to patch dapr to work on IPv6
+  (sleep 5;
+  $KUBECTL patch statefulset dapr-scheduler-server -n dapr-system --patch-file /dev/stdin <<EOF
+{
+  "spec": {
+    "template": {
+      "spec": {
+        "containers": [
+          {
+            "name": "dapr-scheduler-server",
+            "env": [
+              {
+                "name": "DAPR_HOST_IP",
+                "valueFrom": {
+                  "fieldRef": {
+                    "fieldPath": "status.podIP"
+                  }
+                }
+              }
+            ]
+          }
+        ]
+      }
+    }
+  }
+}
+EOF
+  )&
   # Install Dapr Runtime
   # shellcheck disable=SC2086
   $DAPR init ${dapr_flags} --kubernetes --wait