From aa78752cd7cfbc1dad53d2fdf8fa20063d64d156 Mon Sep 17 00:00:00 2001 From: demo-bot Date: Mon, 11 May 2026 13:00:08 +0000 Subject: [PATCH 01/14] feat(scaffold): add .gitignore [skip ci] --- .gitignore | 5 +++++ 1 file changed, 5 insertions(+) create mode 100644 .gitignore diff --git a/.gitignore b/.gitignore new file mode 100644 index 0000000..24408c2 --- /dev/null +++ b/.gitignore @@ -0,0 +1,5 @@ +node_modules/ +dist/ +npm-debug.log* +.env +.DS_Store -- 2.49.1 From 48202abee428cadd30819cc6bc1a650c6d9ab680 Mon Sep 17 00:00:00 2001 From: demo-bot Date: Mon, 11 May 2026 13:00:09 +0000 Subject: [PATCH 02/14] feat(scaffold): add Dockerfile [skip ci] --- Dockerfile | 30 ++++++++++++++++++++++++++++++ 1 file changed, 30 insertions(+) create mode 100644 Dockerfile diff --git a/Dockerfile b/Dockerfile new file mode 100644 index 0000000..f1387d1 --- /dev/null +++ b/Dockerfile @@ -0,0 +1,30 @@ +# ---- Build stage ---- +FROM node:20-alpine AS build +WORKDIR /app + +COPY package.json ./ +RUN npm install + +COPY tsconfig.json ./ +COPY src/ ./src/ +RUN npm run build && npm prune --omit=dev + +# ---- Runtime stage ---- +FROM node:20-alpine +WORKDIR /app + +RUN addgroup -S appgroup && adduser -S appuser -G appgroup + +COPY --from=build /app/dist ./dist +COPY --from=build /app/node_modules ./node_modules +COPY package.json ./ + +RUN chown -R appuser:appgroup /app +USER appuser + +EXPOSE 3000 + +HEALTHCHECK --interval=30s --timeout=5s --start-period=20s --retries=3 \ + CMD wget -qO- http://localhost:3000/health | grep -q 'UP' || exit 1 + +CMD ["node", "--require", "./dist/tracing.js", "dist/main"] -- 2.49.1 From 06072d199a49615261dcf074088ef5f15505e0fb Mon Sep 17 00:00:00 2001 From: demo-bot Date: Mon, 11 May 2026 13:00:10 +0000 Subject: [PATCH 03/14] feat(scaffold): add package.json [skip ci] --- package.json | 44 ++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 44 insertions(+) create mode 100644 package.json diff --git a/package.json b/package.json new file mode 100644 index 0000000..f7ad48a --- /dev/null +++ b/package.json @@ -0,0 +1,44 @@ +{ + "name": "sonar-test-nest3", + "version": "0.1.0", + "description": "sonar-test-nest3", + "scripts": { + "build": "nest build", + "start": "node dist/main", + "start:dev": "nest start --watch", + "test": "jest", + "test:cov": "jest --coverage" + }, + "dependencies": { + "@nestjs/common": "^10.3.8", + "@nestjs/core": "^10.3.8", + "@nestjs/platform-express": "^10.3.8", + "@nestjs/terminus": "^10.2.3", + "@willsoto/nestjs-prometheus": "^6.0.1", + "prom-client": "^15.1.3", + "reflect-metadata": "^0.2.2", + "rxjs": "^7.8.1", + "@opentelemetry/sdk-node": "^0.52.0", + "@opentelemetry/auto-instrumentations-node": "^0.47.0", + "@opentelemetry/exporter-trace-otlp-http": "^0.52.0", + "@opentelemetry/exporter-metrics-otlp-http": "^0.52.0" + }, + "devDependencies": { + "@nestjs/cli": "^10.3.2", + "@nestjs/testing": "^10.3.8", + "@types/jest": "^29.5.12", + "@types/node": "^20.12.11", + "jest": "^29.7.0", + "ts-jest": "^29.1.3", + "typescript": "^5.4.5" + }, + "jest": { + "moduleFileExtensions": ["js","json","ts"], + "rootDir": "src", + "testRegex": ".*\\.spec\\.ts$", + "transform": { "^.+\\.(t|j)s$": "ts-jest" }, + "testEnvironment": "node", + "coverageDirectory": "coverage", + "coverageReporters": ["lcov", "text-summary"] + } +} -- 2.49.1 From de8f41f798764c641fc79f31d43919ed71fdbc0c Mon Sep 17 00:00:00 2001 From: demo-bot Date: Mon, 11 May 2026 13:00:11 +0000 Subject: [PATCH 04/14] feat(scaffold): add tsconfig.json [skip ci] --- tsconfig.json | 17 +++++++++++++++++ 1 file changed, 17 insertions(+) create mode 100644 tsconfig.json diff --git a/tsconfig.json b/tsconfig.json new file mode 100644 index 0000000..835101c --- /dev/null +++ b/tsconfig.json @@ -0,0 +1,17 @@ +{ + "compilerOptions": { + "module": "commonjs", + "declaration": true, + "removeComments": true, + "emitDecoratorMetadata": true, + "experimentalDecorators": true, + "allowSyntheticDefaultImports": true, + "target": "ES2021", + "sourceMap": true, + "outDir": "./dist", + "baseUrl": "./", + "incremental": true, + "skipLibCheck": true, + "strictNullChecks": false + } +} -- 2.49.1 From 7b65f8d1fa56435a704896b29f932bc4b3e3903e Mon Sep 17 00:00:00 2001 From: demo-bot Date: Mon, 11 May 2026 13:00:12 +0000 Subject: [PATCH 05/14] feat(scaffold): add src/app.module.ts [skip ci] --- src/app.module.ts | 15 +++++++++++++++ 1 file changed, 15 insertions(+) create mode 100644 src/app.module.ts diff --git a/src/app.module.ts b/src/app.module.ts new file mode 100644 index 0000000..257004b --- /dev/null +++ b/src/app.module.ts @@ -0,0 +1,15 @@ +import { Module } from '@nestjs/common'; +import { TerminusModule } from '@nestjs/terminus'; +import { PrometheusModule } from '@willsoto/nestjs-prometheus'; +import { ItemsModule } from './items/items.module'; +import { HealthController } from './health.controller'; + +@Module({ + imports: [ + TerminusModule, + PrometheusModule.register({ path: '/metrics' }), + ItemsModule, + ], + controllers: [HealthController], +}) +export class AppModule {} -- 2.49.1 From 2702afd5f1bbe1e74ddaa9189a06f8e69008a9a8 Mon Sep 17 00:00:00 2001 From: demo-bot Date: Mon, 11 May 2026 13:00:13 +0000 Subject: [PATCH 06/14] feat(scaffold): add src/health.controller.ts [skip ci] --- src/health.controller.ts | 13 +++++++++++++ 1 file changed, 13 insertions(+) create mode 100644 src/health.controller.ts diff --git a/src/health.controller.ts b/src/health.controller.ts new file mode 100644 index 0000000..6025b35 --- /dev/null +++ b/src/health.controller.ts @@ -0,0 +1,13 @@ +import { Controller, Get } from '@nestjs/common'; +import { HealthCheck, HealthCheckService } from '@nestjs/terminus'; + +@Controller('health') +export class HealthController { + constructor(private health: HealthCheckService) {} + + @Get() + @HealthCheck() + check() { + return this.health.check([]); + } +} -- 2.49.1 From 3ba40f3cce5ce0a361fc9dbd0bda7e392b62c19b Mon Sep 17 00:00:00 2001 From: demo-bot Date: Mon, 11 May 2026 13:00:13 +0000 Subject: [PATCH 07/14] feat(scaffold): add src/main.ts [skip ci] --- src/main.ts | 9 +++++++++ 1 file changed, 9 insertions(+) create mode 100644 src/main.ts diff --git a/src/main.ts b/src/main.ts new file mode 100644 index 0000000..6d077f1 --- /dev/null +++ b/src/main.ts @@ -0,0 +1,9 @@ +import { NestFactory } from '@nestjs/core'; +import { AppModule } from './app.module'; + +async function bootstrap() { + const app = await NestFactory.create(AppModule); + await app.listen(process.env.PORT ?? 3000); + console.log(`sonar-test-nest3 listening on :${process.env.PORT ?? 3000}`); +} +bootstrap(); -- 2.49.1 From 587effde63ecd1fee95fee756c8470a109abc834 Mon Sep 17 00:00:00 2001 From: demo-bot Date: Mon, 11 May 2026 13:00:14 +0000 Subject: [PATCH 08/14] feat(scaffold): add src/tracing.ts [skip ci] --- src/tracing.ts | 19 +++++++++++++++++++ 1 file changed, 19 insertions(+) create mode 100644 src/tracing.ts diff --git a/src/tracing.ts b/src/tracing.ts new file mode 100644 index 0000000..e5b4c52 --- /dev/null +++ b/src/tracing.ts @@ -0,0 +1,19 @@ +// OTel SDK bootstrap — loaded via --require ./dist/tracing.js before the app. +// Auto-configures from OTEL_* env vars set in score.yaml / Humanitec. +// No-ops gracefully when OTEL_EXPORTER_OTLP_ENDPOINT is absent (local dev). +import { NodeSDK } from '@opentelemetry/sdk-node'; +import { getNodeAutoInstrumentations } from '@opentelemetry/auto-instrumentations-node'; + +const endpoint = process.env.OTEL_EXPORTER_OTLP_ENDPOINT; +if (endpoint) { + const sdk = new NodeSDK({ + instrumentations: [ + getNodeAutoInstrumentations({ + '@opentelemetry/instrumentation-fs': { enabled: false }, + }), + ], + }); + + sdk.start(); + process.on('SIGTERM', () => sdk.shutdown().finally(() => process.exit(0))); +} -- 2.49.1 From 4ea749c7cf5960ed3af6be0f0f8c3052e1d3173d Mon Sep 17 00:00:00 2001 From: demo-bot Date: Mon, 11 May 2026 13:00:15 +0000 Subject: [PATCH 09/14] feat(scaffold): add src/items/items.controller.ts [skip ci] --- src/items/items.controller.ts | 48 +++++++++++++++++++++++++++++++++++ 1 file changed, 48 insertions(+) create mode 100644 src/items/items.controller.ts diff --git a/src/items/items.controller.ts b/src/items/items.controller.ts new file mode 100644 index 0000000..86ef3a4 --- /dev/null +++ b/src/items/items.controller.ts @@ -0,0 +1,48 @@ +import { + Body, + Controller, + Delete, + Get, + HttpCode, + Param, + ParseIntPipe, + Post, + Put, +} from '@nestjs/common'; +import { ItemsService } from './items.service'; + +class CreateItemDto { + name: string; + description?: string; +} + +@Controller('api/items') +export class ItemsController { + constructor(private readonly items: ItemsService) {} + + @Get() + findAll() { + return this.items.findAll(); + } + + @Post() + @HttpCode(201) + create(@Body() dto: CreateItemDto) { + return this.items.create(dto.name, dto.description); + } + + @Get(':id') + findOne(@Param('id', ParseIntPipe) id: number) { + return this.items.findOne(id); + } + + @Put(':id') + update(@Param('id', ParseIntPipe) id: number, @Body() dto: CreateItemDto) { + return this.items.update(id, dto.name, dto.description); + } + + @Delete(':id') + remove(@Param('id', ParseIntPipe) id: number) { + return this.items.remove(id); + } +} -- 2.49.1 From 78151e06b8068dd239f3ad678b32aa5e8bffc5a9 Mon Sep 17 00:00:00 2001 From: demo-bot Date: Mon, 11 May 2026 13:00:16 +0000 Subject: [PATCH 10/14] feat(scaffold): add src/items/items.module.ts [skip ci] --- src/items/items.module.ts | 9 +++++++++ 1 file changed, 9 insertions(+) create mode 100644 src/items/items.module.ts diff --git a/src/items/items.module.ts b/src/items/items.module.ts new file mode 100644 index 0000000..7b4d2b1 --- /dev/null +++ b/src/items/items.module.ts @@ -0,0 +1,9 @@ +import { Module } from '@nestjs/common'; +import { ItemsController } from './items.controller'; +import { ItemsService } from './items.service'; + +@Module({ + controllers: [ItemsController], + providers: [ItemsService], +}) +export class ItemsModule {} -- 2.49.1 From b70fb7952c91335563783fc6e61750abcd7abe6c Mon Sep 17 00:00:00 2001 From: demo-bot Date: Mon, 11 May 2026 13:00:17 +0000 Subject: [PATCH 11/14] feat(scaffold): add src/items/items.service.spec.ts [skip ci] --- src/items/items.service.spec.ts | 19 +++++++++++++++++++ 1 file changed, 19 insertions(+) create mode 100644 src/items/items.service.spec.ts diff --git a/src/items/items.service.spec.ts b/src/items/items.service.spec.ts new file mode 100644 index 0000000..4c8d947 --- /dev/null +++ b/src/items/items.service.spec.ts @@ -0,0 +1,19 @@ +import { Test, TestingModule } from '@nestjs/testing'; +import { ItemsService } from './items.service'; + +describe('ItemsService', () => { + let service: ItemsService; + + beforeEach(async () => { + const module: TestingModule = await Test.createTestingModule({ + providers: [ItemsService], + }).compile(); + service = module.get(ItemsService); + }); + + it('creates and retrieves an item', () => { + const item = service.create('Widget', 'A test widget'); + expect(item.id).toBe(1); + expect(service.findOne(1).name).toBe('Widget'); + }); +}); -- 2.49.1 From e870170da339ccce94880e7ab939fe65a6e69203 Mon Sep 17 00:00:00 2001 From: demo-bot Date: Mon, 11 May 2026 13:00:17 +0000 Subject: [PATCH 12/14] feat(scaffold): add src/items/items.service.ts [skip ci] --- src/items/items.service.ts | 45 ++++++++++++++++++++++++++++++++++++++ 1 file changed, 45 insertions(+) create mode 100644 src/items/items.service.ts diff --git a/src/items/items.service.ts b/src/items/items.service.ts new file mode 100644 index 0000000..93fdcf8 --- /dev/null +++ b/src/items/items.service.ts @@ -0,0 +1,45 @@ +import { Injectable, NotFoundException } from '@nestjs/common'; + +export interface Item { + id: number; + name: string; + description: string; +} + +@Injectable() +export class ItemsService { + private readonly store = new Map(); + private counter = 1; + + findAll(): Item[] { + return [...this.store.values()]; + } + + create(name: string, description = ''): Item { + const item: Item = { id: this.counter++, name, description }; + this.store.set(item.id, item); + return item; + } + + findOne(id: number): Item { + const item = this.store.get(id); + if (!item) throw new NotFoundException(`Item ${id} not found`); + return item; + } + + update(id: number, name?: string, description?: string): Item { + const item = this.findOne(id); + const updated: Item = { + id, + name: name ?? item.name, + description: description ?? item.description, + }; + this.store.set(id, updated); + return updated; + } + + remove(id: number): { deleted: number } { + this.store.delete(id); + return { deleted: id }; + } +} -- 2.49.1 From 197de4e6b9f3e8479aabd2961c1defade7f55e7d Mon Sep 17 00:00:00 2001 From: demo-bot Date: Mon, 11 May 2026 13:00:39 +0000 Subject: [PATCH 13/14] feat(k6): add bespoke load test files --- k6/configmap.yaml | 52 +++++++++++++++++++++++++++++ k6/load-test.js | 85 +++++++++++++++++++++++++++++++++++++++++++++++ k6/testrun.yaml | 24 +++++++++++++ 3 files changed, 161 insertions(+) create mode 100644 k6/configmap.yaml create mode 100644 k6/load-test.js create mode 100644 k6/testrun.yaml diff --git a/k6/configmap.yaml b/k6/configmap.yaml new file mode 100644 index 0000000..e0cceef --- /dev/null +++ b/k6/configmap.yaml @@ -0,0 +1,52 @@ +apiVersion: v1 +kind: ConfigMap +metadata: + name: k6-test-sonar-test-nest3 + namespace: dev + labels: + app: sonar-test-nest3 + app.kubernetes.io/managed-by: backstage + app.kubernetes.io/component: load-testing +data: + K6_OUT: opentelemetry + K6_OTEL_GRPC_EXPORTER_INSECURE: 'true' + K6_OTEL_GRPC_EXPORTER_ENDPOINT: otel-collector.monitoring.svc.cluster.local:4317 + K6_OTEL_METRIC_PREFIX: k6_ + K6_OTEL_FLUSH_INTERVAL: '1000' + K6_OTEL_EXPORT_INTERVAL: '5000' + K6_OTEL_SERVICE_NAME: k6-sonar-test-nest3 + load-test.js: "import http from 'k6/http';\nimport { check, sleep, group } from\ + \ 'k6';\n\nconst vus = parseInt(__ENV.TEST_VUS || '10');\nconst duration = __ENV.TEST_DURATION\ + \ || '30s';\nconst targetUrl = __ENV.TARGET_URL || 'http://sonar-test-nest3.dev.svc.cluster.local:3000';\n\ + \nexport const options = {\n scenarios: {\n load_test: {\n executor:\ + \ 'ramping-vus',\n startVUs: 0,\n stages: [\n { duration: '10s',\ + \ target: vus },\n { duration: duration, target: vus },\n { duration:\ + \ '5s', target: 0 },\n ],\n },\n },\n thresholds: {\n http_req_duration:\ + \ ['p(95)<500'],\n http_req_failed: ['rate<0.01'],\n },\n};\n\nhttp.setResponseCallback(http.expectedStatuses({\ + \ min: 200, max: 399 }));\n\nexport default function () {\n group('Health API',\ + \ () => {\n const res = http.get(`${targetUrl}/health`);\n check(res, {\n\ + \ 'status is 200': (r) => r.status === 200,\n 'response time < 500ms':\ + \ (r) => r.timings.duration < 500,\n });\n });\n\n sleep(0.5);\n\n group('Items\ + \ API', () => {\n const res1 = http.get(`${targetUrl}/api/items`);\n check(res1,\ + \ {\n 'status is 200': (r) => r.status === 200,\n 'response time < 500ms':\ + \ (r) => r.timings.duration < 500,\n 'response contains items': (r) => Array.isArray(JSON.parse(r.body)),\n\ + \ });\n\n const createBody = { name: 'Test Item', description: 'A test description'\ + \ };\n const res2 = http.post(`${targetUrl}/api/items`, JSON.stringify(createBody),\ + \ {\n headers: { 'Content-Type': 'application/json' },\n });\n check(res2,\ + \ {\n 'status is 201': (r) => r.status === 201,\n 'response time < 500ms':\ + \ (r) => r.timings.duration < 500,\n 'response contains created item': (r)\ + \ => JSON.parse(r.body).name === createBody.name,\n });\n\n const itemId\ + \ = JSON.parse(res2.body).id;\n\n const res3 = http.get(`${targetUrl}/api/items/${itemId}`);\n\ + \ check(res3, {\n 'status is 200': (r) => r.status === 200,\n 'response\ + \ time < 500ms': (r) => r.timings.duration < 500,\n 'response contains item':\ + \ (r) => JSON.parse(r.body).id === itemId,\n });\n\n const updateBody =\ + \ { name: 'Updated Item', description: 'Updated description' };\n const res4\ + \ = http.put(`${targetUrl}/api/items/${itemId}`, JSON.stringify(updateBody), {\n\ + \ headers: { 'Content-Type': 'application/json' },\n });\n check(res4,\ + \ {\n 'status is 200': (r) => r.status === 200,\n 'response time < 500ms':\ + \ (r) => r.timings.duration < 500,\n 'response contains updated item': (r)\ + \ => JSON.parse(r.body).name === updateBody.name,\n });\n\n const res5 =\ + \ http.del(`${targetUrl}/api/items/${itemId}`);\n check(res5, {\n 'status\ + \ is 200': (r) => r.status === 200,\n 'response time < 500ms': (r) => r.timings.duration\ + \ < 500,\n 'response confirms deletion': (r) => JSON.parse(r.body).deleted\ + \ === itemId,\n });\n });\n\n sleep(0.5);\n}" diff --git a/k6/load-test.js b/k6/load-test.js new file mode 100644 index 0000000..cbf52c0 --- /dev/null +++ b/k6/load-test.js @@ -0,0 +1,85 @@ +import http from 'k6/http'; +import { check, sleep, group } from 'k6'; + +const vus = parseInt(__ENV.TEST_VUS || '10'); +const duration = __ENV.TEST_DURATION || '30s'; +const targetUrl = __ENV.TARGET_URL || 'http://sonar-test-nest3.dev.svc.cluster.local:3000'; + +export const options = { + scenarios: { + load_test: { + executor: 'ramping-vus', + startVUs: 0, + stages: [ + { duration: '10s', target: vus }, + { duration: duration, target: vus }, + { duration: '5s', target: 0 }, + ], + }, + }, + thresholds: { + http_req_duration: ['p(95)<500'], + http_req_failed: ['rate<0.01'], + }, +}; + +http.setResponseCallback(http.expectedStatuses({ min: 200, max: 399 })); + +export default function () { + group('Health API', () => { + const res = http.get(`${targetUrl}/health`); + check(res, { + 'status is 200': (r) => r.status === 200, + 'response time < 500ms': (r) => r.timings.duration < 500, + }); + }); + + sleep(0.5); + + group('Items API', () => { + const res1 = http.get(`${targetUrl}/api/items`); + check(res1, { + 'status is 200': (r) => r.status === 200, + 'response time < 500ms': (r) => r.timings.duration < 500, + 'response contains items': (r) => Array.isArray(JSON.parse(r.body)), + }); + + const createBody = { name: 'Test Item', description: 'A test description' }; + const res2 = http.post(`${targetUrl}/api/items`, JSON.stringify(createBody), { + headers: { 'Content-Type': 'application/json' }, + }); + check(res2, { + 'status is 201': (r) => r.status === 201, + 'response time < 500ms': (r) => r.timings.duration < 500, + 'response contains created item': (r) => JSON.parse(r.body).name === createBody.name, + }); + + const itemId = JSON.parse(res2.body).id; + + const res3 = http.get(`${targetUrl}/api/items/${itemId}`); + check(res3, { + 'status is 200': (r) => r.status === 200, + 'response time < 500ms': (r) => r.timings.duration < 500, + 'response contains item': (r) => JSON.parse(r.body).id === itemId, + }); + + const updateBody = { name: 'Updated Item', description: 'Updated description' }; + const res4 = http.put(`${targetUrl}/api/items/${itemId}`, JSON.stringify(updateBody), { + headers: { 'Content-Type': 'application/json' }, + }); + check(res4, { + 'status is 200': (r) => r.status === 200, + 'response time < 500ms': (r) => r.timings.duration < 500, + 'response contains updated item': (r) => JSON.parse(r.body).name === updateBody.name, + }); + + const res5 = http.del(`${targetUrl}/api/items/${itemId}`); + check(res5, { + 'status is 200': (r) => r.status === 200, + 'response time < 500ms': (r) => r.timings.duration < 500, + 'response confirms deletion': (r) => JSON.parse(r.body).deleted === itemId, + }); + }); + + sleep(0.5); +} \ No newline at end of file diff --git a/k6/testrun.yaml b/k6/testrun.yaml new file mode 100644 index 0000000..652469d --- /dev/null +++ b/k6/testrun.yaml @@ -0,0 +1,24 @@ +apiVersion: k6.io/v1alpha1 +kind: TestRun +metadata: + name: k6-sonar-test-nest3 + namespace: dev + labels: + app: sonar-test-nest3 + backstage.io/component: sonar-test-nest3 + app.kubernetes.io/managed-by: backstage + app.kubernetes.io/component: load-testing +spec: + parallelism: 1 + script: + configMap: + name: k6-test-sonar-test-nest3 + file: load-test.js + runner: + image: grafana/k6:latest + envFrom: + - configMapRef: + name: k6-test-sonar-test-nest3 + env: + - name: K6_OTEL_SERVICE_NAME + value: k6-sonar-test-nest3 -- 2.49.1 From 226da36e0af6eb12081cfceb7381fff4ad1d82d3 Mon Sep 17 00:00:00 2001 From: andrej Date: Mon, 11 May 2026 13:54:12 +0000 Subject: [PATCH 14/14] Update README.md --- README.md | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/README.md b/README.md index f927500..a26912c 100644 --- a/README.md +++ b/README.md @@ -1,4 +1,4 @@ -# sonar-test-nest3 +# sonar-test-nest3 v4 > **System-of-Record branch** — application code lives on `dev`. -- 2.49.1