koa-graceful-shutdown
v1.2.1
Published
Ensure that during shutdown Koa returns correctly with a 503
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koa-graceful-shutdown
Ensure that during shutdown Koa returns correctly with a HTTP 503 Service Unavailable
. Based off express-graceful-shutdown
with the middleware adapted for Koa.
const http = require('http');
const Koa = require('koa');
const shutdown = require('koa-graceful-shutdown');
const app = new Koa();
const server = http.createServer(app.callback());
app.use(shutdown(server));
app.use(ctx => {
ctx.status = 200;
ctx.body = { foo: 'bar' };
});
server.listen(0, 'localhost', () => {
const { address, port } = server.address();
console.log('Listening on http://%s:%d', address, port);
});
Install
npm install koa-graceful-shutdown --save
Arguments
shutdown(server, opts) => function(ctx, next)
| Argument | Description |
| ---- | ---- |
| server
| http.server
|
| opts
| Optional options |
| opts.logger
| A logger that provides info
, warn
and error
methods, defaults to console
|
| opts.forceTimeout
| Milliseconds to wait for server.close()
to finish, defaults to 30000
|
Notes
- Original credits to Paul Serby for
express-graceful-shutdown
. - Any questions or suggestions please open an issue.