From 726541bc7b3d8ef210dafd8275654fb4994e499a Mon Sep 17 00:00:00 2001
From: sbriat <sylvain.briat@free.fr>
Date: Thu, 30 Mar 2023 16:36:32 +0200
Subject: [PATCH] add health service

---
 src/modules/users/adapters/primaries/user.proto | 17 +++++++++++++++++
 .../adapters/primaries/users.controller.ts      | 13 +++++++++++++
 2 files changed, 30 insertions(+)

diff --git a/src/modules/users/adapters/primaries/user.proto b/src/modules/users/adapters/primaries/user.proto
index a579285..0a629d6 100644
--- a/src/modules/users/adapters/primaries/user.proto
+++ b/src/modules/users/adapters/primaries/user.proto
@@ -33,3 +33,20 @@ message Users {
 }
 
 message Empty {}
+
+service Health {
+  rpc Check(HealthCheckRequest) returns (HealthCheckResponse);
+}
+
+message HealthCheckRequest {
+  string service = 1;
+}
+
+message HealthCheckResponse {
+  enum ServingStatus {
+    UNKNOWN = 0;
+    SERVING = 1;
+    NOT_SERVING = 2;
+  }
+  ServingStatus status = 1;
+}
diff --git a/src/modules/users/adapters/primaries/users.controller.ts b/src/modules/users/adapters/primaries/users.controller.ts
index b48d00f..562251c 100644
--- a/src/modules/users/adapters/primaries/users.controller.ts
+++ b/src/modules/users/adapters/primaries/users.controller.ts
@@ -24,6 +24,12 @@ import { UserPresenter } from './user.presenter';
 import { ICollection } from '../../../database/src/interfaces/collection.interface';
 import { RpcValidationPipe } from '../../../../utils/pipes/rpc.validation-pipe';
 
+enum ServingStatus {
+  UNKNOWN = 0,
+  SERVING = 1,
+  NOT_SERVING = 2,
+}
+
 @UsePipes(
   new RpcValidationPipe({
     whitelist: true,
@@ -123,4 +129,11 @@ export class UsersController {
       throw new RpcException({});
     }
   }
+
+  @GrpcMethod('Health', 'Check')
+  async check(): Promise<{ status: ServingStatus }> {
+    return {
+      status: ServingStatus.SERVING,
+    };
+  }
 }