update dockerfile

langchain/docker-compose-v2.yaml

@@ -0,0 +1,36 @@
+version: '3'
+services:
+  langchain-frontend:
+    image: langchain/langchainplus-frontend:latest
+    ports:
+      - 80:80
+    environment:
+      - BACKEND_URL=http://langchain-backend:8000
+      - PUBLIC_BASE_URL=http://localhost:8000
+      - PUBLIC_DEV_MODE=true
+
+    depends_on:
+      - langchain-backend
+    build:
+      context: frontend-react/.
+      dockerfile: Dockerfile
+  langchain-backend:
+    image: langchain/langchainplus-backend:latest
+    environment:
+      - PORT=8000
+      - LANGCHAIN_ENV=local_docker
+    ports:
+      - 8000:8000
+    depends_on:
+      - langchain-db
+    build:
+      context: backend/.
+      dockerfile: Dockerfile
+  langchain-db:
+    image: postgres:14.1
+    environment:
+      - POSTGRES_PASSWORD=postgres
+      - POSTGRES_USER=postgres
+      - POSTGRES_DB=postgres
+    ports:
+      - 5433:5432

langchain/server.py

@@ -1,12 +1,23 @@
 """Script to run langchain-server locally using docker-compose."""
+import argparse
 import shutil
 import subprocess
 from pathlib import Path
 
 
+def parse_args() -> bool:
+    """Parse command line arguments."""
+    parser = argparse.ArgumentParser()
+    parser.add_argument("--v2", action="store_true")
+    return parser.parse_args().v2
+
+
 def main() -> None:
     """Run the langchain server locally."""
-    p = Path(__file__).absolute().parent / "docker-compose.yaml"
+    is_v2 = parse_args()
+    filename = "docker-compose-v2.yaml" if is_v2 else "docker-compose.yaml"
+    p = Path(__file__).absolute().parent / filename
+    print(p)
 
     if shutil.which("docker-compose") is None:
         docker_compose_command = ["docker", "compose"]