langflow/docker/frontend/start-nginx.sh
Dexter192 9191773957
fix: Allow upload limit increase in kubernetes deployment (#7664)
* Add nginx body size upload limit config

* Add nginx body size upload limit config

* Rename env variable to match existing max upload

* Rename env variable to match existing max upload

* Add export of Max_file_size_upload variable

* Add unit to max body size

* Remove unit from default assignment

* Apply comments and move config to default nginx conf template

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Co-authored-by: daniel.kaestner <daniel.kaestner@cas.de>
Co-authored-by: Dexter192 <DanielKaestner@otlook.de>
2025-06-03 11:53:08 +00:00

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#!/bin/sh
set -e
# Define writable directory for the final config
CONFIG_DIR="/tmp/nginx"
mkdir -p $CONFIG_DIR
# Check and set environment variables
if [ -z "$BACKEND_URL" ]; then
BACKEND_URL="$1"
fi
if [ -z "$FRONTEND_PORT" ]; then
FRONTEND_PORT="$2"
fi
if [ -z "$FRONTEND_PORT" ]; then
FRONTEND_PORT="80"
fi
if [ -z "$LANGFLOW_MAX_FILE_SIZE_UPLOAD" ]; then
LANGFLOW_MAX_FILE_SIZE_UPLOAD="1"
fi
if [ -z "$BACKEND_URL" ]; then
echo "BACKEND_URL must be set as an environment variable or as first parameter. (e.g. http://localhost:7860)"
exit 1
fi
# Export variables for envsubst
export BACKEND_URL FRONTEND_PORT LANGFLOW_MAX_FILE_SIZE_UPLOAD
# Use envsubst to substitute environment variables in the template
envsubst '${BACKEND_URL} ${FRONTEND_PORT} ${LANGFLOW_MAX_FILE_SIZE_UPLOAD}' < /etc/nginx/conf.d/default.conf.template > $CONFIG_DIR/default.conf
# Start nginx with the new configuration
exec nginx -c $CONFIG_DIR/default.conf -g 'daemon off;'