Go Static Responser

Send static HTTP response fast and log visits to ClickHouse

Features

• Response very fast to / URI with static string
• Log every visit to Yandex ClickHouse
• Configurable by environment variables
• Shows buffer size on /load

Configuration

Environment variables:

• PORT - HTTP listen port (8080 by default)
• RESPONSE - string which response to GET /
• BUFFER - buffer size (in requests) between HTTP server and DB writer (100,000 bн default)
• DISABLE_CH - set true to disable writing to ClickHouse
• ClickHouse connection
  • CH_HOST - host (127.0.0.1 by default)
  • CH_PORT - port (9000 by default)
  • CH_DEBUG - debug enabled true/false (false by default)
  • CH_USER - user (empty=default by default)
  • CH_PASSWORD - password (nothing by default)
  • CH_DB - database (empty=default by default)

Usage

docker run -d --restart always \
    -e RESPONSE="Hello!" \
    -e CH_HOST=10.0.0.1 \
    -e CH_PASSWORD="password" \
    -p 8080:8080 delfer/go-static-responser

Open http://10.0.0.1/ in you browser or by curl to make new visit, open http://10.0.0.1/load to get current buffer usage

License

MIT