w12-platform / w12-uprates

Scheduling price update for Rates.sol contract.

W12 Uprates

This script for scheduling price updating for Rates.sol contract.

Development

// install dependencies
$ npm install

Configuration

Copy and rename example.config.js to config.js, it`s main config. In Additional you may copy and rename .env.example to .env to load env var from file.

# list of enabled markets to do price request separated with ','
# availables: coinmarketcap
ENABLED_MARKETS=coinmarketcap
# defalt timeout before to do request
DEFAULT_REQUEST_TIMEOUT=100
# default response timeout from market api
DEFAULT_RESPONSE_TIMEOUT=5000
# coinmarketcap host
MARKET_API_COINMARKETCAP_HOST=pro-api.coinmarketcap.com
# coinmarketcap api auth token
MARKET_API_COINMARKETCAP_TOKEN=__TOKEN__
# timeout before do request to coinmarketcap
MARKET_API_COINMARKETCAP_REQUEST_TIMEOUT=<DEFAULT_REQUEST_TIMEOUT>
# response timeout from coinmarketcap api
MARKET_API_COINMARKETCAP_RESPONSE_TIMEOUT=<DEFAULT_RESPONSE_TIMEOUT>
# private key of account with 0x at beginning
ETH_ACCOUNT_PRIVATE_KEY=
# http provider for web3
ETH_PROVIDER=https://ropsten.infura.io/v3/{key}
# address of the rates contract
ETH_RATES_ADDRESS=__ADDRESS__
# address of the rates guard contract
ETH_RATES_GUARD_ADDRESS=__ADDRESS__

# additional (only for docker)

# cron shedule expression. run the update rates script every * * * * *
CRON_SHEDULE='0-59 * * * *'