keycloak-demo/server.js

100 lines
2.5 KiB
JavaScript

const Koa = require('koa');
const path = require('path');
const url = require('url');
const swaggerGenerator = require('@mtfos/swagger-generator');
const { copyObject } = require('src/utils/index.js');
const app = new Koa();
const config = require('src/config/index.js');
// @ts-ignore
app.proxy = true;
// const server = app.listen(config.server.port, () => {
// console.log(`server start on port ${server.address().port}`); // eslint-disable-line
// });
// load middleware module
const koaLogger = require('koa-logger');
const koaCors = require('@koa/cors');
const koaBody = require('koa-body');
const koaMount = require('koa-mount');
const koaStatic = require('koa-static');
const rootRouter = require('src/routes/index.js');
const packageJSON = require('./package.json');
let swaggerDoc = null;
// generate swagger document
(async () => {
const swaggerSpec = {
swaggerDefinition: {
info: {
description: 'KeyCloak OAuth Demo Server',
title: 'KeyCloak',
version: packageJSON.version,
},
host: new url.URL(config.server.url).host,
basePath: '',
produces: ['application/json'],
schemes: ['http', 'https'],
securityDefinitions: {
JWT: {
type: 'apiKey',
in: 'header',
name: 'Authorization',
description: 'Bearer token',
},
},
},
basedir: __dirname,
files: ['./routes/**/*.js'],
};
swaggerDoc = await swaggerGenerator.generateSpec(swaggerSpec);
})().catch(err => {
console.error('[Error] Generate swagger doc failed, ', err);
process.exit(1);
});
// production 不掛上swagger ui
if (process.env.NODE_ENV !== 'production') {
app.use(koaMount('/api-docs/', koaStatic(path.resolve(__dirname, 'public', 'swagger-ui'), { index: 'index.html' })));
rootRouter.get('/api-docs', async c => {
if (!/\/$/.test(c.url)) c.redirect(`${c.url}/`);
});
}
// set swagger doc route
rootRouter.get('/api-docs.json', async c => {
c.type = 'application/json';
const spec = copyObject(swaggerDoc || {});
if (c.protocol === 'https') {
spec.schemes = ['https'];
}
c.body = spec;
});
app.use(koaLogger());
app.use(
koaCors({
credentials: true,
// allow all origin
origin: ctx => ctx.get('origin'),
})
);
app.use(
koaBody({
multipart: true,
formidable: {
maxFileSize: 100 * 1024 * 1024, // 100 mb
},
})
);
app.use(koaMount('/', koaStatic(path.resolve(__dirname, 'public', 'html'))));
app.use(rootRouter.allowedMethods());
app.use(rootRouter.routes());
module.exports = app;