From 69e8591fae02955d373737c606b89a1ae6d0442b Mon Sep 17 00:00:00 2001
From: Paul Bienkowski <pb@opatut.de>
Date: Fri, 3 Dec 2021 17:54:26 +0100
Subject: [PATCH] chore: allow explicit configuration of api base url

---
 api/config.dev.py  |  1 +
 api/obs/api/app.py | 14 +++++++++++---
 2 files changed, 12 insertions(+), 3 deletions(-)

diff --git a/api/config.dev.py b/api/config.dev.py
index 49d0c04..a90b212 100644
--- a/api/config.dev.py
+++ b/api/config.dev.py
@@ -8,6 +8,7 @@ KEYCLOAK_URL = "http://keycloak:8080/auth/realms/obs-dev/"
 KEYCLOAK_CLIENT_ID = "portal"
 KEYCLOAK_CLIENT_SECRET = "c385278e-bd2e-4f13-9937-34b0c0f44c2d"
 DEDICATED_WORKER = True
+API_URL = "http://localhost:3000/"
 FRONTEND_URL = "http://localhost:3001/"
 FRONTEND_HTTPS = False
 FRONTEND_DIR = None
diff --git a/api/obs/api/app.py b/api/obs/api/app.py
index aeece95..6ad6b0a 100644
--- a/api/obs/api/app.py
+++ b/api/obs/api/app.py
@@ -117,9 +117,17 @@ async def inject_urls(req):
     else:
         req.ctx.frontend_scheme = req.scheme
 
-    req.ctx.api_scheme = req.ctx.frontend_scheme  # just use the same for now
-    req.ctx.api_base_path = remove_right(req.server_path, req.path)
-    req.ctx.api_url = f"{req.ctx.frontend_scheme}://{req.host}{req.ctx.api_base_path}"
+    if req.app.config.get("API_URL"):
+        req.ctx.api_url = req.app.config.API_URL.rstrip("/")
+        api_url_parsed = urlparse(req.ctx.api_url)
+        req.ctx.api_scheme = api_url_parsed.scheme  # just use the same for now
+        req.ctx.api_base_path = api_url_parsed.path
+    else:
+        req.ctx.api_scheme = req.ctx.frontend_scheme  # just use the same for now
+        req.ctx.api_base_path = remove_right(req.server_path, req.path)
+        req.ctx.api_url = (
+            f"{req.ctx.frontend_scheme}://{req.host}{req.ctx.api_base_path}"
+        )
 
     if req.app.config.FRONTEND_URL:
         req.ctx.frontend_base_path = "/" + urlparse(