From ec60307c688f6a9e761b91fc3d53f3196436351e Mon Sep 17 00:00:00 2001
From: cloudmu <cloudmu@users.noreply.github.com>
Date: Sat, 3 Sep 2016 05:32:19 -0400
Subject: [PATCH] Provide custom onError handler for http-proxy-middleware
(#502)
* Change http-proxy-middleware logLevel from silent to error
* provide onError handler for httpProxyMiddleware
---
scripts/start.js | 18 ++++++++++++++++++
1 file changed, 18 insertions(+)
diff --git a/scripts/start.js b/scripts/start.js
index f63057b8b..a0b01545b 100644
--- a/scripts/start.js
+++ b/scripts/start.js
@@ -170,6 +170,23 @@ function openBrowser(port, protocol) {
opn(protocol + '://localhost:' + port + '/');
}
+// We need to provide a custom onError function for httpProxyMiddleware.
+// It allows us to log custom error messages on the console.
+function onProxyError(proxy) {
+ return function(err, req, res){
+ var host = req.headers && req.headers.host;
+ console.log(
+ chalk.red('Proxy error:') + ' Could not proxy request ' + chalk.cyan(req.url) +
+ ' from ' + chalk.cyan(host) + ' to ' + chalk.cyan(proxy) + '.'
+ );
+ console.log(
+ 'See https://nodejs.org/api/errors.html#errors_common_system_errors for more information (' +
+ chalk.cyan(err.code) + ').'
+ );
+ console.log();
+ }
+}
+
function addMiddleware(devServer) {
// `proxy` lets you to specify a fallback server during development.
// Every unrecognized request will be forwarded to it.
@@ -209,6 +226,7 @@ function addMiddleware(devServer) {
httpProxyMiddleware(pathname => mayProxy.test(pathname), {
target: proxy,
logLevel: 'silent',
+ onError: onProxyError(proxy),
secure: false,
changeOrigin: true
})
--
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