@hawtio/backend-middleware
Version:
An Express middleware that implements Hawtio backend
45 lines • 3.76 kB
JavaScript
import axios from 'axios';
import { log } from './logger';
export async function proxy(uri, req, res) {
const handleError = (e) => {
res.status(500).end(`error proxying to "${uri}: ${e}`);
};
delete req.headers.referer;
if (req.headers['x-jolokia-authorization']) {
req.headers['Authorization'] = req.headers['x-jolokia-authorization'];
}
try {
const res2 = await axios({
method: req.method,
url: uri,
data: req,
headers: req.headers,
responseType: 'stream',
});
if (res2.headers['content-type']) {
res.header('content-type', res2.headers['content-type']);
}
res.status(res2.status);
res2.data.pipe(res).on('error', handleError);
}
catch (error) {
if (axios.isAxiosError(error) && error.response) {
const res2 = error.response;
switch (res2.status) {
case 401:
case 403:
case 429:
log.info('Authentication failed on remote server:', error.status, error.message, uri);
log.debug('Response headers:', res2.headers);
res.header(res2.headers).sendStatus(res2.status);
break;
default:
handleError(String(error));
}
}
else {
handleError(String(error));
}
}
}
//# sourceMappingURL=data:application/json;base64,eyJ2ZXJzaW9uIjozLCJmaWxlIjoicHJveHkuanMiLCJzb3VyY2VSb290IjoiIiwic291cmNlcyI6WyIuLi8uLi9zcmMvcHJveHkudHMiXSwibmFtZXMiOltdLCJtYXBwaW5ncyI6IkFBQUEsT0FBTyxLQUFLLE1BQU0sT0FBTyxDQUFBO0FBR3pCLE9BQU8sRUFBRSxHQUFHLEVBQUUsTUFBTSxVQUFVLENBQUE7QUFFOUIsTUFBTSxDQUFDLEtBQUssVUFBVSxLQUFLLENBQUMsR0FBVyxFQUFFLEdBQVksRUFBRSxHQUFhO0lBQ2xFLE1BQU0sV0FBVyxHQUFHLENBQUMsQ0FBUyxFQUFFLEVBQUU7UUFDaEMsR0FBRyxDQUFDLE1BQU0sQ0FBQyxHQUFHLENBQUMsQ0FBQyxHQUFHLENBQUMsc0JBQXNCLEdBQUcsS0FBSyxDQUFDLEVBQUUsQ0FBQyxDQUFBO0lBQ3hELENBQUMsQ0FBQTtJQUNELE9BQU8sR0FBRyxDQUFDLE9BQU8sQ0FBQyxPQUFPLENBQUE7SUFDMUIsSUFBSSxHQUFHLENBQUMsT0FBTyxDQUFDLHlCQUF5QixDQUFDLEVBQUUsQ0FBQztRQUMzQyxHQUFHLENBQUMsT0FBTyxDQUFDLGVBQWUsQ0FBQyxHQUFHLEdBQUcsQ0FBQyxPQUFPLENBQUMseUJBQXlCLENBQUMsQ0FBQTtJQUN2RSxDQUFDO0lBQ0QsSUFBSSxDQUFDO1FBQ0gsTUFBTSxJQUFJLEdBQUcsTUFBTSxLQUFLLENBQUM7WUFDdkIsTUFBTSxFQUFFLEdBQUcsQ0FBQyxNQUFNO1lBQ2xCLEdBQUcsRUFBRSxHQUFHO1lBQ1IsSUFBSSxFQUFFLEdBQUc7WUFDVCxPQUFPLEVBQUUsR0FBRyxDQUFDLE9BQU87WUFDcEIsWUFBWSxFQUFFLFFBQVE7U0FDdkIsQ0FBQyxDQUFBO1FBQ0YsSUFBSSxJQUFJLENBQUMsT0FBTyxDQUFDLGNBQWMsQ0FBQyxFQUFFLENBQUM7WUFDakMsR0FBRyxDQUFDLE1BQU0sQ0FBQyxjQUFjLEVBQUUsSUFBSSxDQUFDLE9BQU8sQ0FBQyxjQUFjLENBQUMsQ0FBQyxDQUFBO1FBQzFELENBQUM7UUFDRCxHQUFHLENBQUMsTUFBTSxDQUFDLElBQUksQ0FBQyxNQUFNLENBQUMsQ0FBQTtRQUN2QixJQUFJLENBQUMsSUFBSSxDQUFDLElBQUksQ0FBQyxHQUFHLENBQUMsQ0FBQyxFQUFFLENBQUMsT0FBTyxFQUFFLFdBQVcsQ0FBQyxDQUFBO0lBQzlDLENBQUM7SUFBQyxPQUFPLEtBQUssRUFBRSxDQUFDO1FBQ2YsSUFBSSxLQUFLLENBQUMsWUFBWSxDQUFDLEtBQUssQ0FBQyxJQUFJLEtBQUssQ0FBQyxRQUFRLEVBQUUsQ0FBQztZQUNoRCxNQUFNLElBQUksR0FBRyxLQUFLLENBQUMsUUFBUSxDQUFBO1lBQzNCLFFBQVEsSUFBSSxDQUFDLE1BQU0sRUFBRSxDQUFDO2dCQUNwQixLQUFLLEdBQUcsQ0FBQztnQkFDVCxLQUFLLEdBQUcsQ0FBQztnQkFDVCxLQUFLLEdBQUc7b0JBQ04sR0FBRyxDQUFDLElBQUksQ0FBQyx5Q0FBeUMsRUFBRSxLQUFLLENBQUMsTUFBTSxFQUFFLEtBQUssQ0FBQyxPQUFPLEVBQUUsR0FBRyxDQUFDLENBQUE7b0JBQ3JGLEdBQUcsQ0FBQyxLQUFLLENBQUMsbUJBQW1CLEVBQUUsSUFBSSxDQUFDLE9BQU8sQ0FBQyxDQUFBO29CQUM1QyxHQUFHLENBQUMsTUFBTSxDQUFDLElBQUksQ0FBQyxPQUFPLENBQUMsQ0FBQyxVQUFVLENBQUMsSUFBSSxDQUFDLE1BQU0sQ0FBQyxDQUFBO29CQUNoRCxNQUFLO2dCQUNQO29CQUNFLFdBQVcsQ0FBQyxNQUFNLENBQUMsS0FBSyxDQUFDLENBQUMsQ0FBQTtZQUM5QixDQUFDO1FBQ0gsQ0FBQzthQUFNLENBQUM7WUFDTixXQUFXLENBQUMsTUFBTSxDQUFDLEtBQUssQ0FBQyxDQUFDLENBQUE7UUFDNUIsQ0FBQztJQUNILENBQUM7QUFDSCxDQUFDIn0=