[kubernetes] Enable Cilium Gateway API

Signed-off-by: Zdenek Deu Janda <zdenek.janda@cloudevelops.com>

packages/apps/kubernetes/templates/helmreleases/cilium.yaml

@@ -5,6 +5,12 @@ cilium:
   routingMode: tunnel
   enableIPv4Masquerade: true
   ipv4NativeRoutingCIDR: ""
+  {{- if $.Values.addons.gatewayAPI.enabled }}
+  gatewayAPI:
+    enabled: true
+  envoy:
+    enabled: true
+  {{- end }}
 {{- end }}
 
 apiVersion: helm.toolkit.fluxcd.io/v2
@@ -46,3 +52,7 @@ spec:
   - name: {{ .Release.Name }}
     namespace: {{ .Release.Namespace }}
   {{- end }}
+  {{- if $.Values.addons.gatewayAPI.enabled }}
+  - name: {{ .Release.Name }}-gateway-api
+    namespace: {{ .Release.Namespace }}
+  {{- end }}

packages/apps/kubernetes/templates/helmreleases/gateway-api.yaml

@@ -0,0 +1,38 @@
+{{- if $.Values.addons.gatewayAPI.enabled }}
+apiVersion: helm.toolkit.fluxcd.io/v2
+kind: HelmRelease
+metadata:
+  name: {{ .Release.Name }}-gateway-api
+  labels:
+    cozystack.io/repository: system
+    cozystack.io/target-cluster-name: {{ .Release.Name }}
+spec:
+  interval: 5m
+  releaseName: gateway-api
+  chart:
+    spec:
+      chart: cozy-gateway-api
+      reconcileStrategy: Revision
+      sourceRef:
+        kind: HelmRepository
+        name: cozystack-system
+        namespace: cozy-system
+  kubeConfig:
+    secretRef:
+      name: {{ .Release.Name }}-admin-kubeconfig
+      key: super-admin.svc
+  targetNamespace: kube-system
+  storageNamespace: kube-system
+  install:
+    createNamespace: false
+    remediation:
+      retries: -1
+  upgrade:
+    remediation:
+      retries: -1
+  dependsOn:
+  {{- if lookup "helm.toolkit.fluxcd.io/v2" "HelmRelease" .Release.Namespace .Release.Name }}
+  - name: {{ .Release.Name }}
+    namespace: {{ .Release.Namespace }}
+  {{- end }}
+{{- end }}

packages/system/gateway-api/Chart.yaml

@@ -0,0 +1,3 @@
+apiVersion: v2
+name: cozy-gateway-api
+version: 0.0.0 # Placeholder, the actual version will be automatically set during the build process

packages/system/gateway-api/Makefile

@@ -0,0 +1,10 @@
+export NAME=gateway-api
+export NAMESPACE=cozy-$(NAME)
+
+include ../../../scripts/package.mk
+
+update:
+	rm -rf templates
+	mkdir templates
+	kubectl kustomize "github.com/kubernetes-sigs/gateway-api/config/crd/experimental?ref=v1.2.0" > templates/crds-experimental.yaml
+