witnet_centralized_ethereum_bridge.toml

# Address of the witnet node JSON-RPC server
witnet_jsonrpc_addr = "127.0.0.1:21338"

# Url of the ethereum client
eth_client_url = "http://127.0.0.1:8544"

# Address of the WitnetRequestsBoard deployed contract
wrb_contract_addr = "0x6cE42a35C61ccfb42907EEE57eDF14Bb69C7fEF4"

# Address of a Request Example deployed contract
request_example_contract_addr = "0xEaA9e7Ea612b169f5b41cfF86dA6322f57264a19"

# Ethereum account used to create the transactions
eth_account = "0x8d86Bc475bEDCB08179c5e6a4d494EbD3b44Ea8B"

# Period to check for new requests in the WRB
eth_new_dr_polling_rate_ms = 45_000

# Period to check for completed requests in Witnet
wit_tally_polling_rate_ms = 45_000

# Period to post new requests to Witnet
wit_dr_sender_polling_rate_ms = 45_000

# If the data request has been sent to witnet but it is not included in a block, retry after this many milliseconds
dr_tx_unresolved_timeout_ms = 600_000 # 10 minutes

# Maximum data request result size (in bytes)
# TODO: Choose a proper value
max_result_size = 100

# Max time to wait for an ethereum transaction to be confirmed before returning an error
eth_confirmation_timeout_ms = 900_000 # 15 minutes

# Max value that will be accepted by the bridge node in a data request
# This is the maximum amount that the relayer is willing to lose per one data request
max_dr_value_nanowits = 100_000_000_000

# Running in the witnet testnet?
witnet_testnet = false

# Number of block confirmations needed to assume finality when sending transactions to ethereum
num_confirmations = 1

# Miner fee for the witnet data request transactions, in nanowits
dr_fee_nanowits = 10_000

# Max ratio between the gas price recommended by the provider and the gas price of the requests in the WRB
# That is, the bridge will refrain from paying more than these times the gas price originally set forth by the requesters.
report_result_max_network_gas_price_ratio = 1.0

# Gas limits for some methods.
# To let the client estimate, comment out the fields
[gas_limits]
post_data_request = 10000000
report_result = 2000000

[storage]
# Path of the folder where RocksDB storage files will be written to.
db_path = ".witnet_bridge/storage"