proxy-middleware: no more a middleware

This commit is contained in:
Girish Ramakrishnan
2024-07-30 12:11:07 +02:00
parent a5249102f2
commit b870f98ec2
4 changed files with 50 additions and 97 deletions
-1
View File
@@ -3,7 +3,6 @@
exports = module.exports = {
cookieParser: require('cookie-parser'),
cors: require('./cors.js'),
proxy: require('./proxy-middleware.js'),
lastMile: require('connect-lastmile'),
multipart: require('./multipart.js'),
timeout: require('connect-timeout')
-58
View File
@@ -1,58 +0,0 @@
'use strict';
// https://github.com/cloudron-io/node-proxy-middleware
// MIT license
// contains https://github.com/gonzalocasas/node-proxy-middleware/pull/59
const { request } = require('http');
function slashJoin(p1, p2) {
var trailing_slash = false;
if (p1.length && p1[p1.length - 1] === '/') { trailing_slash = true; }
if (trailing_slash && p2.length && p2[0] === '/') {p2 = p2.substring(1); }
return p1 + p2;
}
module.exports = function proxyMiddleware(targetUrl) {
const options = require('url').parse(targetUrl);
return function (req, resp, next) {
const { url } = req;
const opts = Object.assign({}, options);
if (url && url.charAt(0) === '?') { // prevent /api/resource/?offset=0
if (options.pathname.length > 1 && options.pathname.charAt(options.pathname.length - 1) === '/') {
opts.path = options.pathname.substring(0, options.pathname.length - 1) + url;
} else {
opts.path = options.pathname + url;
}
} else if (url) {
opts.path = slashJoin(options.pathname, url);
} else {
opts.path = options.pathname;
}
opts.method = req.method;
opts.headers = Object.assign({}, req.headers);
delete opts.headers.host;
var myReq = request(opts, function (myRes) {
resp.writeHead(myRes.statusCode, myRes.headers);
myRes.on('error', function (err) {
next(err);
});
myRes.on('end', function (err) {
next();
});
myRes.pipe(resp);
});
myReq.on('error', function (err) {
next(err);
});
if (!req.readable) {
myReq.end();
} else {
req.pipe(myReq);
}
};
};