Improve proxy filter function to prevent infinite loop

Author: steve-todorov

tools/proxy.conf.js

@@ -1,26 +1,36 @@
-const filter = function(pathname, req) {
-  return req.method === 'GET' && pathname.match('^/(index\.html)?$')
-};
-
 const LOCAL_IP = '127.0.0.1';
 
+const backend = [
+    "/api",
+    "/storages"
+];
+
 const PROXY_CONFIG = [
   {
-    context: filter,
+    // don't forward when path matches /static/assets or backend endpoints to prevent infinity loop.
+    context: function(pathname) {
+      const ignored = ["/static/assets", ...backend].join("|").replace(/\//g, "\\/");
+      const matchesIgnored = new RegExp(`^${ignored}`).test(pathname);
+      return matchesIgnored === false;
+    },
     target: `http://${LOCAL_IP}:4200/static/assets`,
     secure: false,
-    logLevel: "debug"
+    logLevel: "info"
   },
   {
-    context: [
-      "/api",
-      "/storages"
-    ],
+    context: backend,
     target: `http://${LOCAL_IP}:48080`,
     secure: false,
-    logLevel: "debug",
+    logLevel: "info",
     changeOrigin: true
   }
 ];
 
+console.log();
+console.log('\x1b[35m%s\x1b[0m', 'Note: You need to have a running Strongbox instance for the UI to work!');
+console.log("https://strongbox.github.io/developer-guide/building-strongbox-using-strongbox-instance.html#starting-a-strongbox-instance");
+console.log();
+console.log();
+console.log();
+
 module.exports = PROXY_CONFIG;