fixed host IP problems for the docker compose service 'mcserver'

mc_backend/README.md

@@ -16,8 +16,6 @@ DATABASE_URL_PROD=postgresql://postgres@db:5432/
 DATABASE_URL=postgresql://postgres@db:5432/
 # Change this to "production" for public use
 FLASK_ENV_VARIABLE=development
-# for Windows, use 127.0.0.1 instead
-HOST_IP=0.0.0.0
 RUST_BACKTRACE=1
 OBJC_DISABLE_INITIALIZE_FORK_SAFETY=YES
 ```

mc_backend/mcserver/app/__init__.py

@@ -88,10 +88,10 @@ def init_app_common(cfg: Type[Config] = Config, is_csm: bool = False) -> Flask:
     app.app_context().push()
     db.init_app(app)
     migrate.init_app(app, db)
-    db.create_all()
     if is_csm:
         from mcserver.app.services.databaseService import DatabaseService
         DatabaseService.init_db_alembic()
+    db.create_all()
     from mcserver.app.services.textService import TextService
     TextService.init_proper_nouns_list()
     TextService.init_stop_words_latin()

mc_backend/mcserver/app/services/databaseService.py

@@ -11,7 +11,7 @@ from mcserver.app.models import CitationLevel, ResourceType, TextComplexityMeasu
     AnnisResponse, GraphData, TextComplexity
 from mcserver.app.services import CorpusService, CustomCorpusService, TextComplexityService
 from mcserver.config import Config
-from mcserver.models_auto import Corpus, Exercise, TExercise, UpdateInfo
+from mcserver.models_auto import Corpus, Exercise, UpdateInfo
 
 
 class DatabaseService:

mc_backend/mcserver/config.py

@@ -81,8 +81,10 @@ class Config(object):
     H5P_FILL_BLANKS = "fill_blanks"
     H5P_MULTI_CHOICE = "multi_choice"
     H5P_VOC_LIST = "voc_list"
-    HOST_IP_MCSERVER = os.environ.get("HOST_IP", DOCKER_SERVICE_NAME_MCSERVER if IS_DOCKER else "127.0.0.1")
-    HOST_IP_CSM = DOCKER_SERVICE_NAME_CSM if IS_DOCKER else HOST_IP_MCSERVER
+    # Windows: use 127.0.0.1 as host IP fallback
+    HOST_IP_FALLBACK = "0.0.0.0"
+    HOST_IP_CSM = DOCKER_SERVICE_NAME_CSM if IS_DOCKER else HOST_IP_FALLBACK
+    HOST_IP_MCSERVER = DOCKER_SERVICE_NAME_MCSERVER if IS_DOCKER else HOST_IP_FALLBACK
     HOST_PORT = 5000
     INTERNET_PROTOCOL = "http://"
     INTERVAL_CORPUS_AGE_CHECK = 60 * 60