httproute-support (#527)

Author: voriol

charts/netdata/README.md

@@ -368,6 +368,60 @@ See values.yaml for defaults
 </td>
 			<td>URL hostnames for the ingress (they need to resolve to the external IP of the ingress controller)</td>
 		</tr>
+		<tr>
+			<td>httpRoute.enabled</td>
+			<td>bool</td>
+			<td><pre lang="json">
+false
+</pre>
+</td>
+			<td>Create HTTPRoute to access the netdata web UI via Gateway API</td>
+		</tr>
+		<tr>
+			<td>httpRoute.annotations</td>
+			<td>object</td>
+			<td><pre lang="json">
+{}
+</pre>
+</td>
+			<td>Additional annotations to add to the HTTPRoute</td>
+		</tr>
+		<tr>
+			<td>httpRoute.labels</td>
+			<td>object</td>
+			<td><pre lang="json">
+{}
+</pre>
+</td>
+			<td>Additional labels to add to the HTTPRoute</td>
+		</tr>
+		<tr>
+			<td>httpRoute.parentRefs</td>
+			<td>list</td>
+			<td><pre lang="json">
+[]
+</pre>
+</td>
+			<td>Parent references for Gateway API HTTPRoute. Required when `httpRoute.enabled=true`</td>
+		</tr>
+		<tr>
+			<td>httpRoute.hostnames</td>
+			<td>list</td>
+			<td><pre lang="json">
+[]
+</pre>
+</td>
+			<td>Hostnames for the HTTPRoute</td>
+		</tr>
+		<tr>
+			<td>httpRoute.rules</td>
+			<td>list</td>
+			<td><pre lang="json">
+[]
+</pre>
+</td>
+			<td>Optional explicit HTTPRoute rules. If empty, a default PathPrefix `/` rule is generated</td>
+		</tr>
 		<tr>
 			<td>rbac.create</td>
 			<td>bool</td>

charts/netdata/templates/parent/httproute.yaml

@@ -0,0 +1,41 @@
+{{- if and .Values.parent.enabled .Values.httpRoute.enabled -}}
+{{- $fullName := include "netdata.name" . -}}
+{{- $svcPort := .Values.service.port -}}
+
+apiVersion: gateway.networking.k8s.io/v1
+kind: HTTPRoute
+metadata:
+  name: {{ $fullName }}
+  namespace: {{ .Release.Namespace }}
+  labels:
+    app: {{ template "netdata.name" . }}
+    chart: {{ template "netdata.chart" . }}
+    release: {{ .Release.Name }}
+    heritage: {{ .Release.Service }}
+{{- with .Values.httpRoute.labels }}
+{{ toYaml . | indent 4 }}
+{{- end }}
+{{- with .Values.httpRoute.annotations }}
+  annotations:
+{{ toYaml . | indent 4 }}
+{{- end }}
+spec:
+  parentRefs:
+{{ required "A valid .Values.httpRoute.parentRefs entry is required when httpRoute.enabled is true" .Values.httpRoute.parentRefs | toYaml | indent 4 }}
+{{- with .Values.httpRoute.hostnames }}
+  hostnames:
+{{ toYaml . | indent 4 }}
+{{- end }}
+  rules:
+{{- if .Values.httpRoute.rules }}
+{{ toYaml .Values.httpRoute.rules | indent 4 }}
+{{- else }}
+    - matches:
+        - path:
+            type: PathPrefix
+            value: /
+      backendRefs:
+        - name: {{ $fullName }}
+          port: {{ $svcPort }}
+{{- end }}
+{{- end }}

charts/netdata/values.yaml

@@ -139,6 +139,26 @@ ingress:
   #     hosts:
   #       - netdata.k8s.local
 
+httpRoute:
+  # -- Create HTTPRoute to access the netdata web UI via Gateway API
+  # @section -- General settings
+  enabled: false
+  # -- Additional annotations to add to the HTTPRoute
+  # @section -- General settings
+  annotations: {}
+  # -- Additional labels to add to the HTTPRoute
+  # @section -- General settings
+  labels: {}
+  # -- Parent references for Gateway API HTTPRoute. Required when `httpRoute.enabled=true`
+  # @section -- General settings
+  parentRefs: []
+  # -- Hostnames for the HTTPRoute
+  # @section -- General settings
+  hostnames: []
+  # -- Optional explicit HTTPRoute rules. If empty, a default PathPrefix `/` rule is generated
+  # @section -- General settings
+  rules: []
+
 rbac:
   # -- if true, create & use RBAC resources
   # @section -- General settings