fix: Full config preprocessor bug

backend/src/core/proxy-utils/preprocessors/index.js

@@ -95,10 +95,21 @@ function FullConfig() {
         return /^(\[server_local\]|\[Proxy\])/gm.test(raw);
     };
     const parse = function (raw) {
-        const regex = /^(\[server_local\]|\[Proxy\])\n?((.|\n)*?)\[/gm;
-        const result = regex.exec(raw);
-        if (result) {
-            return result[2] || '';
+        const regex = /^\[server_local]|\[Proxy]/gm;
+        const match = regex.exec(raw);
+        const results = [];
+
+        let first = true;
+        if (match) {
+            raw = raw.substring(match.index);
+            for (const line of raw.split('\n')) {
+                if (!first && !line.test(/^\s*\[/)) {
+                    results.push(line);
+                }
+                // skip the first line
+                first = false;
+            }
+            return results.join('\n');
         }
     };
     return { name, test, parse };

backend/src/restful/subscriptions.js

@@ -41,13 +41,27 @@ async function getFlowInfo(req, res) {
         return;
     }
     if (sub.source === 'local') {
-        failed(res, new RequestInvalidError('NO_FLOW_INFO', 'N/A'));
+        failed(
+            res,
+            new RequestInvalidError(
+                'NO_FLOW_INFO',
+                'N/A',
+                `Local subscription ${name} has no flow information!`,
+            ),
+        );
         return;
     }
     try {
         const flowHeaders = await getFlowHeaders(sub.url);
         if (!flowHeaders) {
-            failed(res, new InternalServerError('NO_FLOW_INFO', 'N/A'));
+            failed(
+                res,
+                new InternalServerError(
+                    'NO_FLOW_INFO',
+                    'No flow info',
+                    `Failed to fetch flow headers`,
+                ),
+            );
             return;
         }