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chainfee: create new chainfee package extracting fees from lnwallet

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In this commit, we create a new chainfee package, that houses all fee
related functionality used within the codebase. The creation of this new
package furthers our long-term goal of extracting functionality from the
bloated `lnwallet` package into new distinct packages. Additionally,
this new packages resolves a class of import cycle that could arise if a
new package that was imported by something in `lnwallet` wanted to use
the existing fee related functions in the prior `lnwallet` package.
This commit is contained in:
Olaoluwa Osuntokun
2019-10-30 19:43:05 -07:00
parent fcf81ed8ff
commit 777ed104a3
47 changed files with 536 additions and 400 deletions
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7
watchtower/wtpolicy/policy.go
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@@ -7,6 +7,7 @@ import (
"github.com/btcsuite/btcd/wire"
"github.com/btcsuite/btcutil"
"github.com/lightningnetwork/lnd/lnwallet"
"github.com/lightningnetwork/lnd/lnwallet/chainfee"
"github.com/lightningnetwork/lnd/watchtower/blob"
)
@@ -27,11 +28,11 @@ const (
// DefaultSweepFeeRate specifies the fee rate used to construct justice
// transactions. The value is expressed in satoshis per kilo-weight.
DefaultSweepFeeRate = lnwallet.SatPerKWeight(2500)
DefaultSweepFeeRate = chainfee.SatPerKWeight(2500)
// MinSweepFeeRate is the minimum sweep fee rate a client may use in its
// policy, the current value is 4 sat/vbyte.
MinSweepFeeRate = lnwallet.SatPerKWeight(1000)
MinSweepFeeRate = chainfee.SatPerKWeight(1000)
)
var (
@@ -97,7 +98,7 @@ type TxPolicy struct {
// constructing the justice transaction. All sweep transactions created
// for this session must use this value during construction, and the
// signatures must implicitly commit to the resulting output values.
SweepFeeRate lnwallet.SatPerKWeight
SweepFeeRate chainfee.SatPerKWeight
}
// Policy defines the negotiated parameters for a session between a client and