added clickhouse service

Reviewed-on: http://git.enode/deployer3000/trust-module-backend/pulls/30
Reviewed-by: Vladislav Drozdov <ya2@ya.ru>

.env

@@ -27,3 +27,12 @@
 # Для меню 
 #RANGES_API_URL=http://192.168.2.39:9999
 #RANGES_API_ENDPOINT=/api/ranges/9999
+
+# ClickHouse
+#CLICKHOUSE_HOST=http://192.168.2.37:8123
+#CLICKHOUSE_USER=vlad
+#CLICKHOUSE_PASSWORD=vlad
+#CLICKHOUSE_DB=zvks
+
+# Для ai api
+#ANALYSIS_API_URL=http://192.168.2.39:5134/models/api/metrics/rest

package.json

@@ -44,7 +44,10 @@
     "@types/cookie-parser": "^1.4.8",
     "@nestjs/jwt": "^11.0.0",
     "@nestjs/passport": "^11.0.5",
-    "@nestjs/swagger": "11.1.4"
+    "@nestjs/swagger": "11.1.4",
+    "@clickhouse/client": "^1.11.2",
+    "date-fns": "4.1.0",
+    "@clickhouse/client-web": "^1.11.2"
   },
   "devDependencies": {
     "@eslint/eslintrc": "^3.2.0",

src/app.module.ts

@@ -4,7 +4,9 @@ import { HttpModule } from '@nestjs/axios';
 import { ConfigModule } from '@nestjs/config';
 import { AuthModule } from './auth/auth.module';
 import { MenuModule } from './menu/menu.module';
-import { PrometheusModule } from './prometheus.module';
+import { PrometheusModule } from './prometheus/prometheus.module';
+import { ClickHouseModule } from './clickhouse/clickhouse.module';
+import { ClickHouseController } from './clickhouse/clickhouse.controller';
 
 @Module({
   imports: [
@@ -27,6 +29,8 @@ import { PrometheusModule } from './prometheus.module';
     AuthModule,
     PrometheusModule,
     MenuModule,
+    ClickHouseModule,
   ],
+  controllers: [ClickHouseController],
 })
 export class AppModule { }

src/clickhouse/clickhouse.controller.ts

@@ -0,0 +1,35 @@
+import { Controller, Get } from '@nestjs/common';
+import { ClickHouseService } from './clickhouse.service';
+import { ApiOperation, ApiResponse, ApiTags } from '@nestjs/swagger';
+
+@ApiTags('Clickhouse')
+@Controller('clickhouse')
+export class ClickHouseController {
+    constructor(private readonly clickhouseService: ClickHouseService) { }
+
+    @Get()
+    @ApiOperation({ summary: 'Get metrics from ClickHouse' })
+    @ApiResponse({
+        status: 200,
+        description: 'Metrics data',
+        schema: {
+            type: 'array',
+            items: {
+                type: 'object',
+                properties: {
+                    description: { type: 'string' },
+                    device: { type: 'number' },
+                    id: { type: 'string' },
+                    name: { type: 'string' },
+                    source: { type: 'string' },
+                    status: { type: 'number' },
+                    timestamp: { type: 'number' },
+                    value: { type: 'string' },
+                },
+            },
+        },
+    })
+    async getClckhouse() {
+        return this.clickhouseService.getClckhouse();
+    }
+}

src/clickhouse/clickhouse.module.ts

@@ -0,0 +1,23 @@
+import { Module, Global } from '@nestjs/common';
+import { createClient, ClickHouseClient } from '@clickhouse/client';
+import { ClickHouseService } from './clickhouse.service';
+
+@Global()
+@Module({
+    providers: [
+        {
+            provide: 'CLICKHOUSE_CLIENT',
+            useFactory: (): ClickHouseClient => {
+                return createClient({
+                    host: process.env.CLICKHOUSE_HOST || 'http://localhost:8123',
+                    username: process.env.CLICKHOUSE_USER || 'default',
+                    password: process.env.CLICKHOUSE_PASSWORD || '',
+                    database: process.env.CLICKHOUSE_DB || 'default',
+                });
+            },
+        },
+        ClickHouseService,
+    ],
+    exports: ['CLICKHOUSE_CLIENT', ClickHouseService],
+})
+export class ClickHouseModule { }

src/clickhouse/clickhouse.service.ts

@@ -0,0 +1,72 @@
+import { Injectable, Inject } from '@nestjs/common';
+import { ClickHouseClient } from '@clickhouse/client';
+
+interface ClickHouseRow {
+    EventDataTime: string;
+    ParameterBody: string;
+    CreateDataTime: string;
+}
+
+interface MetricData {
+    id: string;
+    name: string;
+    type: string;
+    addr?: string;
+    value: number | string | null;
+    description: string;
+    status: number;
+    device: number;
+    source: string;
+}
+
+interface ParameterBody {
+    service_name: string;
+    metrics: MetricData[];
+}
+
+@Injectable()
+export class ClickHouseService {
+    constructor(
+        @Inject('CLICKHOUSE_CLIENT')
+        private readonly clickhouseClient: ClickHouseClient,
+    ) { }
+
+    async getClckhouse() {
+        const query = `
+      SELECT 
+        EventDataTime,
+        ParameterBody,
+        CreateDataTime
+      FROM zvks.complex_parameters
+      ORDER BY EventDataTime DESC
+      LIMIT 100
+    `;
+
+        const result = await this.clickhouseClient.query({
+            query,
+            format: 'JSONEachRow',
+        });
+
+        const rows = await result.json<ClickHouseRow>();
+
+        // Парсинг данных
+        return rows.flatMap((row: ClickHouseRow) => {
+            try {
+                const parameterBody: ParameterBody = JSON.parse(row.ParameterBody);
+                return parameterBody.metrics.map((metric: MetricData) => ({
+                    id: metric.id,
+                    name: metric.name,
+                    value: metric.value !== null ? metric.value.toString() : 'null',
+                    description: metric.description,
+                    status: metric.status,
+                    device: metric.device,
+                    source: metric.source,
+                    timestamp: new Date(row.EventDataTime).getTime(),
+                }));
+            } catch (e) {
+                console.error('Error parsing metric:', e);
+                return [];
+            }
+        });
+    }
+}

src/menu/menu.module.ts

@@ -2,7 +2,7 @@ import { Module } from '@nestjs/common';
 import { MenuController } from './menu.controller';
 import { HttpModule } from '@nestjs/axios';
 import { MenuService } from './menu.service';
-import { PrometheusModule } from '../prometheus.module';
+import { PrometheusModule } from '../prometheus/prometheus.module';
 import { RangeService } from './range.service';
 import { RangeController } from './range.controller';
 

src/menu/menu.service.ts

@@ -1,5 +1,5 @@
 import { Injectable, HttpException, HttpStatus } from '@nestjs/common';
-import { PrometheusService } from '../prometheus.service';
+import { PrometheusService } from '../prometheus/prometheus.service';
 import { MenuItem } from './menu.interface';
 import * as fs from 'fs/promises';
 import * as path from 'path';

src/prometheus/prometheus.service.ts

@@ -3,7 +3,7 @@ import { HttpService } from '@nestjs/axios';
 import { ConfigService } from '@nestjs/config';
 import { lastValueFrom } from 'rxjs';
 import { PrometheusMetric } from './prometheus-metric.interface';
-import { MenuItem } from './menu/menu.interface';
+import { MenuItem } from '../menu/menu.interface';
 
 @Injectable()
 export class PrometheusService {