ECC*_*ECC 8 google-app-engine nestjs
该应用程序正常工作。但我想将它作为微服务发布到我的 GAE 中。我也能够很好地完成这部分,但是当我在 GPC 中调用地址时,我收到错误 502 - Bad Gateway。
我相信它在我的 package.json 文件中。但我还没有弄清楚。以下是依赖项配置:
"dependencies": {
"@ nestjs / common": "^ 5.0.0",
"@ nestjs / core": "^ 5.0.0",
"@ nestjs / microservices": "^ 5.0.0",
"@ nestjs / testing": "^ 5.0.0",
"@ nestjs / websockets": "^ 5.0.0",
"reflect-metadata": "^ 0.1.12",
"rxjs": "^ 6.0.0",
"typescript": "^ 2.8.0",
"ts-node": "^ 6.0.0",
"tsconfig-paths": "^ 3.3.1"
},
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这是我的开始说明:
"start": "ts-node -r tsconfig-paths/register src/main.ts",
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最后,我的 app.yaml:
env: flex
runtime: nodejs
service: nestapp
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Kim*_*m T 20
您可以从 AppEngine Typescript 示例项目开始:
https://github.com/GoogleCloudPlatform/nodejs-docs-samples/tree/master/appengine/typescript
它已经设置了所有的打字稿编译工具。您在 package.json 脚本中需要的关键行是:
"build": "tsc -p tsconfig.build.json",
"gcp-build": "npm run build"
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"gcp-build"是在部署 AppEngine NodeJS 项目时始终执行的保留任务名称。这将确保您的 TypeScript 在部署时编译为 JavaScript。你可以在这里读更多关于它的内容:
https://cloud.google.com/appengine/docs/standard/nodejs/running-custom-build-step
一旦你运行了 TypeScript 和 Express,你就可以用 Nest 替换 Express!您还需要更改其他一些内容,即 AppEngine 用于运行应用程序的 package.json 中的入口点:
"main": "dist/main.js",
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以及 Nest 应用程序 src/main.ts 中的端口:
const PORT = Number(process.env.PORT) || 8080;
await app.listen(PORT);
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在你的 app.yaml 中删除env: flex只使用标准环境,它更便宜!
runtime: nodejs10
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将它们放在一起,您的完整 package.json 将如下所示:
{
"name": "appengine-nest",
"description": "An example TypeScript app running on Google App Engine.",
"version": "0.0.1",
"author": "kmturley",
"license": "MIT",
"engines": {
"node": ">=8.0.0"
},
"main": "dist/main.js",
"scripts": {
"prepare": "npm run build",
"pretest": "npm run build",
"build": "tsc -p tsconfig.build.json",
"deploy": "gcloud app deploy",
"lint": "tslint -p tsconfig.json -c tslint.json",
"start": "node ./dist/main.js",
"start:dev": "nodemon",
"start:debug": "nodemon --config nodemon-debug.json",
"test": "repo-tools test app -- dist/main.js",
"gcp-build": "npm run build"
},
"dependencies": {
"@nestjs/common": "^5.6.2",
"@nestjs/core": "^5.6.2",
"express": "^4.16.3",
"nodemon": "^1.18.9",
"reflect-metadata": "^0.1.13",
"rxjs": "^6.3.3",
"ts-node": "^8.0.2",
"tsconfig-paths": "^3.7.0",
"typescript": "^3.0.1"
},
"devDependencies": {
"@google-cloud/nodejs-repo-tools": "^3.0.0",
"@types/express": "^4.16.0",
"tslint": "^5.11.0"
}
}
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我在这里创建了一个示例项目:
https://github.com/kmturley/appengine-nest-angular
所需的更改
nest new <project>
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是:
package.json(主要属性和一些脚本)
{
...
+ "main": "dist/main.js",
"scripts": {
...
- "build": "nest build",
+ "build": "tsc -p tsconfig.build.json",
+ "gcp-build": "npm run build",
...
- "start": "nest start",
+ "start": "node ./dist/main.js",
}
...
}
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src/main.ts(添加要监听的端口环境变量)
async function bootstrap() {
const app = await NestFactory.create(AppModule);
- await app.listen(3000);
+ const PORT = Number(process.env.PORT) || 8080;
+ await app.listen(PORT);
}
bootstrap();
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此外,建议在 package.json 脚本上添加部署脚本
使用 devDependency @google-cloud/nodejs-repo-tools
+ "deploy": "gcloud app deploy"
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注意:解决方案是@Kim T,我只是添加了这种格式的格式,因为我在快速读取和执行它时遇到了麻烦
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