open-webui/backend/start.sh
D 8f31b6d74a
Fix: Use dynamic Python command to run uvicorn and support pyenv setups.
Updated the uvicorn startup command to dynamically detect and use either 'python3' or 'python',
ensuring compatibility across different environments and pyenv setups.
This avoids issues where only one of the commands is available.
2025-04-29 09:14:23 +01:00

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#!/usr/bin/env bash
SCRIPT_DIR=$( cd -- "$( dirname -- "${BASH_SOURCE[0]}" )" &> /dev/null && pwd )
cd "$SCRIPT_DIR" || exit
# Add conditional Playwright browser installation
if [[ "${WEB_LOADER_ENGINE,,}" == "playwright" ]]; then
if [[ -z "${PLAYWRIGHT_WS_URL}" ]]; then
echo "Installing Playwright browsers..."
playwright install chromium
playwright install-deps chromium
fi
python -c "import nltk; nltk.download('punkt_tab')"
fi
KEY_FILE=.webui_secret_key
PORT="${PORT:-8080}"
HOST="${HOST:-0.0.0.0}"
if test "$WEBUI_SECRET_KEY $WEBUI_JWT_SECRET_KEY" = " "; then
echo "Loading WEBUI_SECRET_KEY from file, not provided as an environment variable."
if ! [ -e "$KEY_FILE" ]; then
echo "Generating WEBUI_SECRET_KEY"
# Generate a random value to use as a WEBUI_SECRET_KEY in case the user didn't provide one.
echo $(head -c 12 /dev/random | base64) > "$KEY_FILE"
fi
echo "Loading WEBUI_SECRET_KEY from $KEY_FILE"
WEBUI_SECRET_KEY=$(cat "$KEY_FILE")
fi
if [[ "${USE_OLLAMA_DOCKER,,}" == "true" ]]; then
echo "USE_OLLAMA is set to true, starting ollama serve."
ollama serve &
fi
if [[ "${USE_CUDA_DOCKER,,}" == "true" ]]; then
echo "CUDA is enabled, appending LD_LIBRARY_PATH to include torch/cudnn & cublas libraries."
export LD_LIBRARY_PATH="$LD_LIBRARY_PATH:/usr/local/lib/python3.11/site-packages/torch/lib:/usr/local/lib/python3.11/site-packages/nvidia/cudnn/lib"
fi
# Check if SPACE_ID is set, if so, configure for space
if [ -n "$SPACE_ID" ]; then
echo "Configuring for HuggingFace Space deployment"
if [ -n "$ADMIN_USER_EMAIL" ] && [ -n "$ADMIN_USER_PASSWORD" ]; then
echo "Admin user configured, creating"
WEBUI_SECRET_KEY="$WEBUI_SECRET_KEY" uvicorn open_webui.main:app --host "$HOST" --port "$PORT" --forwarded-allow-ips '*' &
webui_pid=$!
echo "Waiting for webui to start..."
while ! curl -s http://localhost:8080/health > /dev/null; do
sleep 1
done
echo "Creating admin user..."
curl \
-X POST "http://localhost:8080/api/v1/auths/signup" \
-H "accept: application/json" \
-H "Content-Type: application/json" \
-d "{ \"email\": \"${ADMIN_USER_EMAIL}\", \"password\": \"${ADMIN_USER_PASSWORD}\", \"name\": \"Admin\" }"
echo "Shutting down webui..."
kill $webui_pid
fi
export WEBUI_URL=${SPACE_HOST}
fi
PYTHON_CMD=$(command -v python3 || command -v python)
WEBUI_SECRET_KEY="$WEBUI_SECRET_KEY" exec "$PYTHON_CMD" -m uvicorn open_webui.main:app --host "$HOST" --port "$PORT" --forwarded-allow-ips '*' --workers "${UVICORN_WORKERS:-1}"