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Dynamically chose fee for TxCancel.

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Bob chooses the fee for TxCancel because he is the one that cares.
This commit is contained in:
Philipp Hoenisch 2021-04-29 10:59:40 +10:00
parent 1012e39527
commit 38540b4de5
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GPG key ID: E5F8E74C672BC666
8 changed files with 121 additions and 36 deletions
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10
swap/src/bitcoin.rs
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@ -37,19 +37,11 @@ use serde::{Deserialize, Serialize};
use sha2::Sha256;
use std::str::FromStr;
pub use crate::bitcoin::cancel::ESTIMATED_WEIGHT as ESTIMATED_WEIGHT_TX_CANCEL;
pub use crate::bitcoin::punish::ESTIMATED_WEIGHT as ESTIMATED_WEIGHT_TX_PUNISH;
pub use crate::bitcoin::redeem::ESTIMATED_WEIGHT as ESTIMATED_WEIGHT_TX_REDEEM;
pub use crate::bitcoin::refund::ESTIMATED_WEIGHT as ESTIMATED_WEIGHT_TX_REFUND;
// TODO: Configurable tx-fee (note: parties have to agree prior to swapping)
// Current reasoning:
// tx with largest weight (as determined by get_weight() upon broadcast in e2e
// test) = 609 assuming segwit and 60 sat/vB:
// (609 / 4) * 60 (sat/vB) = 9135 sats
// Recommended: Overpay a bit to ensure we don't have to wait too long for test
// runs.
pub const TX_FEE: u64 = 15_000;
#[derive(Debug, Clone, Deserialize, Serialize, PartialEq)]
pub struct SecretKey {
inner: Scalar,