Add silences RTK Query API

public/app/features/alerting/unified/api/alertSilencesApi.ts

@@ -0,0 +1,65 @@
+import { Silence, SilenceCreatePayload } from 'app/plugins/datasource/alertmanager/types';
+
+import { alertingApi } from './alertingApi';
+
+export const alertSilencesApi = alertingApi.injectEndpoints({
+  endpoints: (build) => ({
+    getSilences: build.query<
+      Silence[],
+      {
+        datasourceUid: string;
+      }
+    >({
+      query: ({ datasourceUid }) => ({
+        url: `/api/alertmanager/${datasourceUid}/api/v2/silences`,
+      }),
+      providesTags: ['AlertSilences'],
+    }),
+
+    getSilence: build.query<
+      Silence,
+      {
+        datasourceUid: string;
+        id: string;
+      }
+    >({
+      query: ({ datasourceUid, id }) => ({
+        url: `/api/alertmanager/${datasourceUid}/api/v2/silence/${id}`,
+      }),
+      providesTags: ['AlertSilences'],
+    }),
+
+    createSilence: build.mutation<
+      {
+        silenceId: string;
+      },
+      {
+        datasourceUid: string;
+        payload: SilenceCreatePayload;
+      }
+    >({
+      query: ({ datasourceUid, payload }) => ({
+        url: `/api/alertmanager/${datasourceUid}/api/v2/silences`,
+        method: 'POST',
+        data: payload,
+      }),
+      invalidatesTags: ['AlertSilences'],
+    }),
+
+    expireSilence: build.mutation<
+      {
+        message: string;
+      },
+      {
+        datasourceUid: string;
+        silenceId: string;
+      }
+    >({
+      query: ({ datasourceUid, silenceId }) => ({
+        url: `/api/alertmanager/${datasourceUid}/api/v2/silence/${silenceId}`,
+        method: 'DELETE',
+      }),
+      invalidatesTags: ['AlertSilences'],
+    }),
+  }),
+});

public/app/features/alerting/unified/api/alertingApi.ts

@@ -40,6 +40,7 @@ export const alertingApi = createApi({
     'DataSourceSettings',
     'GrafanaLabels',
     'CombinedAlertRule',
+    'AlertSilences',
   ],
   endpoints: () => ({}),
 });