Simple Open Dollar Cost Averaging (DCA) Bot

SimpleDCABot is a simple bot that buys crypto on a selected exchange at regular intervals for a prescribed amount in a defined period. SimpleDCABot can run entirely independently or announce each purchase via chat on Telegram.

Functionality is intentionally limited to the minimum necessary. This should make it easier to understand and verify the behavior of SimpleDCABot.

Usage

usage: bot_main.py [-h] [--json JSON] [--test]

arguments:
  -h, --help   show this help message and exit
  --json JSON  Json bot configuration.
  --test       Bot test mode. Bot will comunicate, but it will never byu anything.

Install

Please install the necessary packages before running bot.

pip install -r requirements.txt

JSON configuration

The JSON configuration contains all the necessary parameters.

Example

{
    "exchange": "coinbase",
    "crypto": "BTC",
    "fiat": "EUR",
    "amount": 10.0,
    "interval": 86400,
    "start": 10,
    "logfile": "./log.txt",
    "exchange_api": {
        "API_SECRET": "SOME_SECRET_KEY_DFDFDFASDFSDFSDFSDFSDF",
        "API_KEY": "API_KEY_VFVDFGEDFGDFGDFG",
        "API_PASSPHRASE": "PASSPHRASE_GRTEGEGRE"
    },
    "telegram_api": {
        "chat_id": "CHAT_ID_516+1464",
        "TOKEN": "TOKEN_5sdf61sd6f51"
    }
}

The meaning of variables

"exchange": Selected exchange platform. So far, only Coinbase Pro is supported. 
"crypto": Cryptocurrency to buy. 
"fiat": Selected fiat currency to spend.
"amount": How much will be spent on every purchase.
"interval": Waiting time for the next purchase in seconds.
"start": Waiting time for the first purchase in seconds.
"logfile": Path to log file.
"exchange_api": Coinbase Pro keys an passphrase for you api.
"telegram_api": Telegram token and chat id for Telegram bot. If the Telegram API is missing, it will not be used, and the bot will only log to the selected file and the terminal. 

API requirements (Coinbase Pro)

• View
• Trade

How to set a new CoinbasePro API (credits: seCoin3363se)

1. Add an API key
2. Check permitions View and Trade (do not give Transfer permission!)
3. Set a good and long passphrase is you want to. Fill the passphrase in the config.json
4. Set your IP in the white list (security increase)
5. Verify the new API key
6. Fill generated API-SECRET in the config.json as SECRET-KEY
7. Click done (you will not see the API-SECRET anymore)
8. Fill the generated API key (hash like string in the API list) as API-KEY

Telegram bot

Instructions on how to create your own Telegram bot and get its token can be found here: https://core.telegram.org/bots#botfather

Plans and progress

To Do

• Kraken support
• Binance support
• Functionality for dollar cost averaging sell
• Email comunication
• AdvancedDCABot - An advanced variant of the robot enables more advanced trading strategies, such as buying a dip.

Done

• Telegram message when order created
• Bot will validate chat_id
• Bot will check balance of fiat
• Test mode

Warning

Please check the functionality of this robot. Even if the robot is under your control, never give it an API with the ability to move your fund. Check regularly that it works as you expect. I make no guarantees that the robot is error-free and will work as you expect.