add wsgi var

Author: rempairamore

Dockerfile

@@ -7,7 +7,11 @@ ENV BASE_URL="api.opencitations.net" \
     LOG_DIR="/mnt/log_dir/oc_api"  \
     SPARQL_ENDPOINT_INDEX="http://qlever-service.default.svc.cluster.local:7011" \
     SPARQL_ENDPOINT_META="http://virtuoso-service.default.svc.cluster.local:8890/sparql" \
-    SYNC_ENABLED="true"
+    SYNC_ENABLED="true" 
+
+# Specify that we are using gunicorn as the WSGI server (mandatory)
+# Do not change this value unless you modify api_oc.py accordingly
+ENV WSGI_SERVER="gunicorn"
 
 # Install system dependencies required for Python package compilation
 RUN apt-get update && \
@@ -24,10 +28,6 @@ COPY . .
 
 # Install Python dependencies from requirements.txt
 RUN pip install -r requirements.txt
-# Check if synchronization is enabled annd updatge requirements if needed
-RUN if [ "$SYNC_ENABLED" = "true" ]; then \
-        python3 sync_static.py --auto ; \
-    fi
 
 # Expose the port that our service will listen on
 EXPOSE 8080

api_oc.py

@@ -124,6 +124,29 @@ def sync_static_files():
     except Exception as e:
         print(f"Unexpected error during synchronization: {e}")
 
+def initialize_application():
+    """
+    Initialize application: print configuration and sync static files if enabled.
+    This runs both when started with gunicorn and when run directly with python.
+    """
+    print("=" * 60)
+    print("Starting API OpenCitations web application...")
+    print("=" * 60)
+    print(f"Configuration: Base URL={env_config['base_url']}")
+    print(f"Sync enabled: {env_config['sync_enabled']}")
+    print(f"Redis enabled: {env_config['redis']['enabled']}")
+    print(f"Redis host: {env_config['redis']['host']}")
+    print(f"SPARQL Index endpoint: {env_config['sparql_endpoint_index']}")
+    print(f"SPARQL Meta endpoint: {env_config['sparql_endpoint_meta']}")
+    print("=" * 60)
+    
+    # Sync static files if enabled
+    if env_config["sync_enabled"]:
+        print("Static sync is enabled (SYNC_ENABLED=true)")
+        sync_static_files()
+    else:
+        print("Static sync is disabled")
+
 def validateAccessToken():
     if not env_config["redis"]["enabled"]:
         # If Redis is not enabled, skip token validation
@@ -413,8 +436,12 @@ def GET(self, dataset, call):
                         "404 ", {"Content-Type": content_type}, "No API operation found at URL '%s'" % call)
 
 
+if os.getenv("WSGI_SERVER") == "gunicorn":
+    print("Detected gunicorn environment (WSGI_SERVER=gunicorn)")
+    initialize_application()
+
 
-# Run the application
+# Run the application on localhost for testing/development
 if __name__ == "__main__":
     # Add startup log
     print("Starting API OpenCitations web application...")

docker_version.txt

@@ -1 +1 @@
-1.4.0sync-test3
+1.4.1sync-test4