feat: add Gateway API Route CR to loki-gateway

docs/sources/setup/install/helm/reference.md

@@ -4497,6 +4497,62 @@ null
 			<td><pre lang="json">
 {}
 </pre>
+</td>
+		</tr>
+		<tr>
+			<td>gateway.route</td>
+			<td>object</td>
+			<td>Gateway API Routes configuration</td>
+			<td><pre lang="json">
+{
+  "main": {
+    "additionalRules": [],
+    "annotations": {},
+    "apiVersion": "gateway.networking.k8s.io/v1",
+    "enabled": false,
+    "filters": [],
+    "hostnames": [],
+    "kind": "HTTPRoute",
+    "labels": {},
+    "matches": [
+      {
+        "path": {
+          "type": "PathPrefix",
+          "value": "/"
+        }
+      }
+    ],
+    "parentRefs": []
+  }
+}
+</pre>
+</td>
+		</tr>
+		<tr>
+			<td>gateway.route.main.apiVersion</td>
+			<td>string</td>
+			<td>Set the route apiVersion, e.g. gateway.networking.k8s.io/v1 or gateway.networking.k8s.io/v1alpha2</td>
+			<td><pre lang="json">
+"gateway.networking.k8s.io/v1"
+</pre>
+</td>
+		</tr>
+		<tr>
+			<td>gateway.route.main.enabled</td>
+			<td>bool</td>
+			<td>Enables or disables the route</td>
+			<td><pre lang="json">
+false
+</pre>
+</td>
+		</tr>
+		<tr>
+			<td>gateway.route.main.kind</td>
+			<td>string</td>
+			<td>Set the route kind Valid options are GRPCRoute, HTTPRoute, TCPRoute, TLSRoute, UDPRoute</td>
+			<td><pre lang="json">
+"HTTPRoute"
+</pre>
 </td>
 		</tr>
 		<tr>

production/helm/loki/CHANGELOG.md

@@ -13,14 +13,14 @@ Entries should include a reference to the pull request that introduced the chang
 
 [//]: # (<AUTOMATED_UPDATES_LOCATOR> : do not remove this line. This locator is used by the CI pipeline to automatically create a changelog entry for each new Loki release. Add other chart versions and respective changelog entries bellow this line.)
 
+- [FEATURE] Add Gateway API Route CR support for Loki Gateway
 
 - [BUGFIX] Inadvertent merge() accumulation of podLabels on various resources
 
 ## 6.29.0
 
 - [FEATURE] Added support to copy the following headers into X-Query-Tags as key/value pairs:, X-Grafana-User, X-Dashboard-Uid, X-Dashboard-Title, X-Panel-Id, X-Panel-Title, X-Rule-Uid, X-Rule-Name, X-Rule-Folder, X-Rule-Version, X-Rule-Source, X-Rule-Type
 
-
 ## 6.28.0
 
 - [CHANGE] Add extraContainers parameter for the backend pod

production/helm/loki/templates/gateway/route-gateway.yaml

@@ -0,0 +1,45 @@
+{{- if .Values.gateway.enabled -}}
+{{- range $name, $route := .Values.gateway.route }}
+  {{- if $route.enabled -}}
+---
+apiVersion: {{ $route.apiVersion | default "gateway.networking.k8s.io/v1" }}
+kind: {{ $route.kind | default "HTTPRoute" }}
+metadata:
+  name: {{ include "loki.gatewayFullname" $ }}{{ if ne $name "main" }}-{{ $name }}{{ end }}
+  namespace: {{ $.Release.Namespace }}
+  labels:
+    {{- include "loki.gatewayLabels" $ | nindent 4 }}
+    {{- with $route.labels }}
+    {{- toYaml . | nindent 4 }}
+    {{- end }}
+  {{- with $route.annotations }}
+  annotations:
+    {{- toYaml . | nindent 4 }}
+  {{- end }}
+spec:
+  {{- with $route.parentRefs }}
+  parentRefs:
+    {{- toYaml . | nindent 4 }}
+  {{- end }}
+  {{- with $route.hostnames }}
+  hostnames:
+    {{- tpl (toYaml .) $ | nindent 4 }}
+  {{- end }}
+  rules:
+    {{- if $route.additionalRules }}
+    {{- tpl (toYaml $route.additionalRules) $ | nindent 4 }}
+    {{- end }}
+    - backendRefs:
+        - name: {{ include "loki.gatewayFullname" $ }}
+          port: {{ $.Values.service.port }}
+      {{- with $route.filters }}
+      filters:
+        {{- toYaml . | nindent 8 }}
+      {{- end }}
+      {{- with $route.matches }}
+      matches:
+        {{- toYaml . | nindent 8 }}
+      {{- end }}
+  {{- end }}
+{{- end }}
+{{- end }}

production/helm/loki/values.yaml

@@ -1122,6 +1122,36 @@ gateway:
       - secretName: loki-gateway-tls
         hosts:
           - gateway.loki.example.com
+  # -- Gateway API Routes configuration
+  route:
+    main:
+      # -- Enables or disables the route
+      enabled: false
+
+      # -- Set the route apiVersion, e.g. gateway.networking.k8s.io/v1 or gateway.networking.k8s.io/v1alpha2
+      apiVersion: gateway.networking.k8s.io/v1
+      # -- Set the route kind
+      # Valid options are GRPCRoute, HTTPRoute, TCPRoute, TLSRoute, UDPRoute
+      kind: HTTPRoute
+
+      annotations: {}
+      labels: {}
+
+      hostnames: []
+      # - my-filter.example.com
+      parentRefs: []
+      # - name: acme-gw
+
+      matches:
+        - path:
+            type: PathPrefix
+            value: /
+
+      ## Filters define the filters that are applied to requests that match this rule.
+      filters: []
+
+      ## Additional custom rules that can be added to the route
+      additionalRules: []
   # Basic auth configuration
   basicAuth:
     # -- Enables basic authentication for the gateway