ehdtd-daemon

Daemon script for the ehdtd package

Introduction

The ehdtd-daemon is a Python script designed to collect historic and current data from exchanges and store it into a database (PostgreSQL or MySQL). It works in conjunction with the ehdtd package.

Installation

pip install --upgrade pip setuptools # This line is only necesary in some setups
pip install ehdtd_daemon

Usage

python ehdtd_daemon.py [options] command

Example

python ehdtd_daemon.py start
sleep 900
python ehdtd_daemon.py stop

Options

• -h, --help: Display this help message and exit.
• -c, --config=CONFIG_FILE: Specify an alternative config file, Default is '/etc/ehdtd-daemon/ehdtd-daemon.yaml'

Commands

• start: Start the daemon
• stop: Stop the daemon

Configuration File Format

The ehdtd-daemon.yaml configuration file follows a YAML (YAML Ain't Markup Language) format. It consists of several sections and parameters, allowing customization of the daemon's behavior.

Global Configuration

The global configuration section defines settings that apply to the entire daemon operation.

Global Parameters

log_dir: The directory path for log files. Default is /var/log/ehdtd-daemon.
run_dir: The directory path for runtime files. Default is /run/ehdtd-daemon.
debug: A boolean flag indicating whether to enable debug mode. Default is false.

Database Configuration

The database configuration section defines parameters for connecting to the database.

Database Parameters

db_type: The type of database used by the daemon. Supported options are postgresql, pgsql and mysql.
db_name: The name of the database.
db_user: The username used to connect to the database.
db_pass: The password used to authenticate the database user.
db_host: The hostname or IP address of the database server.
db_port: The port number on which the database server is listening.

Exchange Configuration

The exchange configuration section defines parameters specific to each supported exchange.

Exchange Parameters

trading_type: The type of trading supported by the exchange. Currently, only SPOT trading is supported.
fetch_data: A list of dictionaries, each specifying the symbol and interval for fetching data from the exchange.

Fetch Data Parameters

symbol: The trading pair symbol.
interval: The time interval for fetching data, such as 1m for 1 minute or 5m for 5 minutes.

Example Configuration

global:
  log_dir: /var/log/ehdtd-daemon
  run_dir: /run/ehdtd-daemon
  debug: false

db_data:
  db_type: postgresql
  db_name: 'DB_NAME'
  db_user: 'DB_USER'
  db_pass: 'DB_PASS'
  db_host: 'DB_HOST'
  db_port: 'DB_PORT'

exchanges:
  binance:
    trading_type: SPOT

    fetch_data:
      - symbol: BTC/USDT
        interval: '1m'
      - symbol: BNB/USDT
        interval: '1m'
      - symbol: ETH/USDT
        interval: '1m'
      - symbol: LTC/USDT
        interval: '1m'
      - symbol: BTC/USDT
        interval: '5m'
      - symbol: BNB/USDT
        interval: '5m'
      - symbol: ETH/USDT
        interval: '5m'
      - symbol: LTC/USDT
        interval: '5m'