From 70b634cbcff2eae3de50fbb9069ce9d2034cd95b Mon Sep 17 00:00:00 2001
From: Gabriel Luiz Freitas Almeida <gabriel@logspace.ai>
Date: Wed, 5 Jul 2023 13:07:02 -0300
Subject: [PATCH] =?UTF-8?q?=F0=9F=94=A7=20chore(=5F=5Fmain=5F=5F.py):=20re?=
 =?UTF-8?q?factor=20serve=20function=20to=20use=20environment=20variables?=
 =?UTF-8?q?=20for=20configuration=20options=20=F0=9F=8C=9F=20feat(=5F=5Fma?=
 =?UTF-8?q?in=5F=5F.py):=20add=20support=20for=20environment=20variables?=
 =?UTF-8?q?=20to=20configure=20serve=20function=20The=20serve=20function?=
 =?UTF-8?q?=20in=20=5F=5Fmain=5F=5F.py=20has=20been=20refactored=20to=20us?=
 =?UTF-8?q?e=20environment=20variables=20for=20configuration=20options.=20?=
 =?UTF-8?q?The=20following=20configuration=20options=20now=20support=20env?=
 =?UTF-8?q?ironment=20variables:=20host,=20workers,=20port,=20log=5Flevel,?=
 =?UTF-8?q?=20log=5Ffile,=20path,=20open=5Fbrowser,=20and=20remove=5Fapi?=
 =?UTF-8?q?=5Fkeys.=20This=20change=20allows=20for=20greater=20flexibility?=
 =?UTF-8?q?=20and=20easier=20configuration=20of=20the=20serve=20function?=
 =?UTF-8?q?=20by=20using=20environment=20variables=20instead=20of=20comman?=
 =?UTF-8?q?d=20line=20options.?=
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---
 src/backend/langflow/__main__.py | 27 ++++++++++++++++++++-------
 1 file changed, 20 insertions(+), 7 deletions(-)

diff --git a/src/backend/langflow/__main__.py b/src/backend/langflow/__main__.py
index 2780ff09e..15005585c 100644
--- a/src/backend/langflow/__main__.py
+++ b/src/backend/langflow/__main__.py
@@ -96,17 +96,25 @@ def serve_on_jcloud():
 
 @app.command()
 def serve(
-    host: str = typer.Option("127.0.0.1", help="Host to bind the server to."),
-    workers: int = typer.Option(1, help="Number of worker processes."),
+    host: str = typer.Option(
+        "127.0.0.1", help="Host to bind the server to.", envvar="LANGFLOW_HOST"
+    ),
+    workers: int = typer.Option(
+        1, help="Number of worker processes.", envvar="LANGFLOW_WORKERS"
+    ),
     timeout: int = typer.Option(60, help="Worker timeout in seconds."),
-    port: int = typer.Option(7860, help="Port to listen on."),
+    port: int = typer.Option(7860, help="Port to listen on.", envvar="LANGFLOW_PORT"),
     config: str = typer.Option("config.yaml", help="Path to the configuration file."),
     # .env file param
     env_file: Path = typer.Option(
         ".env", help="Path to the .env file containing environment variables."
     ),
-    log_level: str = typer.Option("critical", help="Logging level."),
-    log_file: Path = typer.Option("logs/langflow.log", help="Path to the log file."),
+    log_level: str = typer.Option(
+        "critical", help="Logging level.", envvar="LANGFLOW_LOG_LEVEL"
+    ),
+    log_file: Path = typer.Option(
+        "logs/langflow.log", help="Path to the log file.", envvar="LANGFLOW_LOG_FILE"
+    ),
     cache: str = typer.Option(
         envvar="LANGFLOW_LANGCHAIN_CACHE",
         help="Type of cache to use. (InMemoryCache, SQLiteCache)",
@@ -122,12 +130,17 @@ def serve(
     path: str = typer.Option(
         None,
         help="Path to the frontend directory containing build files. This is for development purposes only.",
+        envvar="LANGFLOW_FRONTEND_PATH",
     ),
     open_browser: bool = typer.Option(
-        True, help="Open the browser after starting the server."
+        True,
+        help="Open the browser after starting the server.",
+        envvar="LANGFLOW_OPEN_BROWSER",
     ),
     remove_api_keys: bool = typer.Option(
-        False, help="Remove API keys from the projects saved in the database."
+        False,
+        help="Remove API keys from the projects saved in the database.",
+        envvar="LANGFLOW_REMOVE_API_KEYS",
     ),
 ):
     """