Merge branch 'main' into rm-env-id

apps/login/next-env-vars.d.ts

@@ -14,14 +14,6 @@ declare namespace NodeJS {
      */
     ZITADEL_API_URL: string;
 
-    /**
-     * Takes effect only if ZITADEL_API_URL is not empty.
-     * This is only relevant if Zitadels runtime has the ZITADEL_INSTANCEHOSTHEADERS config changed.
-     * The default is x-zitadel-instance-host.
-     * Most users don't need to set this variable.
-     */
-    ZITADEL_INSTANCE_HOST_HEADER: string;
-
     /**
      * Self hosting: The service user token
      */
@@ -31,5 +23,11 @@ declare namespace NodeJS {
      * Optional: wheter a user must have verified email
      */
     EMAIL_VERIFICATION: string;
+
+    /**
+     * Optional: custom request headers to be added to every request
+     * Split by comma, key value pairs separated by colon
+     */
+    CUSTOM_REQUEST_HEADERS: string;
   }
 }

apps/login/src/lib/service.ts

@@ -42,26 +42,23 @@ export async function createServiceForHost<T extends ServiceClass>(
     throw new Error("No token found");
   }
 
-  const instanceHost = new URL(serviceUrl).host;
   const transport = createServerTransport(token, {
-    baseUrl: process.env.ZITADEL_API_URL ?? serviceUrl,
-    interceptors:
-      (process.env.ZITADEL_API_URL &&
-        process.env.ZITADEL_API_URL != serviceUrl) ||
-      process.env.ZITADEL_INSTANCE_HOST_HEADER
-        ? [
-            (next) => {
-              return (req) => {
-                req.header.set(
-                  process.env.ZITADEL_INSTANCE_HOST_HEADER ??
-                    "x-zitadel-instance-host",
-                  instanceHost,
-                );
-                return next(req);
-              };
-            },
-          ]
-        : undefined,
+    baseUrl: serviceUrl,
+    interceptors: !process.env.CUSTOM_REQUEST_HEADERS
+      ? undefined
+      : [
+          (next) => {
+            return (req) => {
+              process.env.CUSTOM_REQUEST_HEADERS.split(",").forEach(
+                (header) => {
+                  const kv = header.split(":");
+                  req.header.set(kv[0], kv[1]);
+                },
+              );
+              return next(req);
+            };
+          },
+        ],
   });
 
   return createClientFor<T>(service)(transport);