dockerize app

entrypoint.sh

@@ -0,0 +1,55 @@
+#!/bin/sh
+set -e
+
+# Default values
+PORT="${PORT:-8000}"
+HOST="${HOST:-0.0.0.0}"
+WORKERS="${WORKERS:-1}"
+LOG_LEVEL="${LOG_LEVEL:-info}"
+
+# Display configuration
+echo "=========================================="
+echo "Starting FastAPI application"
+echo "=========================================="
+echo "Host: ${HOST}"
+echo "Port: ${PORT}"
+echo "Workers: ${WORKERS}"
+echo "Log Level: ${LOG_LEVEL}"
+echo "=========================================="
+
+# Trap signals for graceful shutdown
+cleanup() {
+    echo "Received termination signal, shutting down gracefully..."
+    # Send SIGTERM to uvicorn process group
+    if [ -n "$UVICORN_PID" ]; then
+        kill -TERM "$UVICORN_PID" 2>/dev/null || true
+        # Wait for uvicorn to exit, but with a timeout
+        timeout 30 sh -c "while kill -0 $UVICORN_PID 2>/dev/null; do sleep 1; done" || {
+            echo "Uvicorn did not shut down gracefully, forcing exit..."
+            kill -KILL "$UVICORN_PID" 2>/dev/null || true
+        }
+    fi
+    exit 0
+}
+
+# Register signal handlers
+trap cleanup SIGTERM SIGINT
+
+# Start uvicorn in the background to capture PID
+uvicorn app:app \
+    --host "${HOST}" \
+    --port "${PORT}" \
+    --workers "${WORKERS}" \
+    --log-level "${LOG_LEVEL}" \
+    --access-log \
+    &
+
+UVICORN_PID=$!
+
+# Wait for uvicorn process
+wait $UVICORN_PID
+EXIT_STATUS=$?
+
+# Exit with the same status as uvicorn
+echo "Uvicorn exited with status: ${EXIT_STATUS}"
+exit ${EXIT_STATUS}