grafana e prometeus

src/health/health.module.ts

@@ -5,14 +5,40 @@ import { HealthController } from './health.controller';
 import { TypeOrmHealthIndicator } from './indicators/typeorm.health';
 import { DbPoolStatsIndicator } from './indicators/db-pool-stats.health';
 import { ConfigModule } from '@nestjs/config';
+import { PrometheusModule } from '@willsoto/nestjs-prometheus';
+import { metricProviders } from './metrics/metrics.config';
+import { CustomMetricsService } from './metrics/custom.metrics';
+import { MetricsInterceptor } from './metrics/metrics.interceptor';
+import { HealthAlertService } from './alert/health-alert.service';
+import { APP_INTERCEPTOR } from '@nestjs/core';
 
 @Module({
   imports: [
     TerminusModule,
     HttpModule,
     ConfigModule,
+    PrometheusModule.register({
+      path: '/metrics',
+      defaultMetrics: {
+        enabled: true,
+      },
+    }),
   ],
   controllers: [HealthController],
-  providers: [TypeOrmHealthIndicator, DbPoolStatsIndicator],
+  providers: [
+    TypeOrmHealthIndicator, 
+    DbPoolStatsIndicator,
+    CustomMetricsService,
+    HealthAlertService,
+    {
+      provide: APP_INTERCEPTOR,
+      useClass: MetricsInterceptor,
+    },
+    ...metricProviders,
+  ],
+  exports: [
+    CustomMetricsService,
+    HealthAlertService,
+  ],
 })
 export class HealthModule {}