config: add BASE_CONTAINER option

Downstream project may use different images or container registries.

Signed-off-by: Paul Spooren <mail@aparcar.org>

asu/api.py

@@ -257,6 +257,7 @@ def api_v1_build_post():
         req["branch_data"] = current_app.config["BRANCHES"][req["branch"]]
         req["repository_allow_list"] = current_app.config["REPOSITORY_ALLOW_LIST"]
         req["request_hash"] = request_hash
+        req["base_container"] = current_app.config["BASE_CONTAINER"]
 
         job = get_queue().enqueue(
             build,

asu/asu.py

@@ -37,6 +37,7 @@ def create_app(test_config: dict = None) -> Flask:
         BRANCHES_FILE=getenv("BRANCHES_FILE"),
         MAX_CUSTOM_ROOTFS_SIZE_MB=100,
         REPOSITORY_ALLOW_LIST=[],
+        BASE_CONTAINER="ghcr.io/openwrt/imagebuilder",
     )
 
     if not test_config:

asu/build.py

@@ -51,9 +51,8 @@ def build(req: dict, job=None):
         f"Container version: {container_version_tag} (requested {req['version']})"
     )
 
-    BASE_CONTAINER = "ghcr.io/openwrt/imagebuilder"
     image = (
-        f"{BASE_CONTAINER}:{req['target'].replace('/', '-')}-{container_version_tag}"
+        f"{req['base_container']}:{req['target'].replace('/', '-')}-{container_version_tag}"
     )
 
     log.info(f"Pulling {image}...")

misc/config.py

@@ -48,3 +48,6 @@
 # token used to trigger an update of targets
 # if an empty string is set, the update happens periodically
 UPDATE_TOKEN=""
+
+# base container for the imagebuilder
+# BASE_CONTAINER = "ghcr.io/openwrt/imagebuilder"