59 lines
1.7 KiB
Bash
Executable File
59 lines
1.7 KiB
Bash
Executable File
#!/usr/bin/env bash
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# Development launcher. Pick the service and port:
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#
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# ./run.sh # main app on 8000
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# ./run.sh main 8000 # main app on 8000
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# ./run.sh sensors 8001 # sensors app on 8001 (localhost only)
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#
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# The main app calls the sensors API server-to-server. Override its address
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# when the sensors app is not on localhost:8001:
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#
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# SENSORS_API_URL=http://192.168.0.50:9001 ./run.sh main 8000
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#
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# The sensors API is open to every user on the local machine. To expose it
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# on the network explicitly set HOST=0.0.0.0.
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set -euo pipefail
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cd "$(dirname "$0")"
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APP="${1:-${APP:-main}}"
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PORT="${2:-${PORT:-}}"
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case "$APP" in
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main)
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MODULE="app:create_app"
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DEFAULT_PORT=8000
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DEFAULT_HOST="0.0.0.0"
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;;
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sensors)
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MODULE="sensors_app:create_app"
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DEFAULT_PORT=8001
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DEFAULT_HOST="127.0.0.1"
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;;
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*)
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echo "Usage: $0 [main|sensors] [port]" >&2
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exit 2
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;;
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esac
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PORT="${PORT:-$DEFAULT_PORT}"
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HOST="${HOST:-$DEFAULT_HOST}"
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# Prevent the main app from proxying to itself. Without an explicit
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# SENSORS_API_URL the client targets localhost:8001, so main must not listen
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# there as well.
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if [ "$APP" = "main" ] && [ -z "${SENSORS_API_URL:-}" ] && [ "$PORT" = "8001" ]; then
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echo "Refusing to start main on port 8001: SENSORS_API_URL would default to" >&2
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echo "http://localhost:8001 and the app would call itself recursively." >&2
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echo "Use another port (for example 8000) or set SENSORS_API_URL explicitly." >&2
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exit 2
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fi
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if [ -x ".venv/bin/python" ]; then
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PYTHON=".venv/bin/python"
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else
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PYTHON="python3"
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fi
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echo "Starting $APP app on http://$HOST:$PORT" >&2
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exec "$PYTHON" -m flask --app "$MODULE" run --host "$HOST" --port "$PORT" --debug
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