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routing: integrate forced MC import to the low/high plugin

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This commit is contained in:
Andras Banki-Horvath 2022-03-11 17:14:16 +01:00
parent 9ace542056
commit dc9bc9e976
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GPG key ID: 80E5375C094198D8
3 changed files with 45 additions and 49 deletions
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24
routing_plugin.go
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@ -5,7 +5,6 @@ import (
"fmt"
"sort"
"sync"
"time"
"github.com/btcsuite/btclog"
"github.com/btcsuite/btcutil"
@ -520,13 +519,10 @@ func (r *lowToHighRoutingPlugin) BeforePayment(ctx context.Context,
limit := minFee +
((maxFee-minFee)/int64(maxAttempts))*int64(currAttempt)
// Create a timestamp just slightly in the future as Mission Control
// stores timestamps with sub second precision where as we send a unix
// timestamp it may occur that we can't override the last entries as
// they have the same unix timestamp.
// TODO(bhandras): not very reliable, ideally we'd need a force import
// for MC.
now := r.clock.Now().Add(time.Second)
// With the forced MC import we can safely set the pair history
// timestamps to the current time as import will always just override
// current MC state.
now := r.clock.Now()
allowed := 0
entries := make(
@ -566,7 +562,7 @@ func (r *lowToHighRoutingPlugin) BeforePayment(ctx context.Context,
return ErrRoutingPluginNoMoreRetries
}
err := r.lnd.Router.ImportMissionControl(ctx, entries, false)
err := r.lnd.Router.ImportMissionControl(ctx, entries, true)
if err != nil {
return err
}
@ -606,10 +602,10 @@ func (r *lowToHighRoutingPlugin) Done(ctx context.Context) error {
return nil
}
// Roll the entry times forward (to be able to override recent updates).
// Use the "time travel" trick which is required to make overrides
// succeed.
now := r.clock.Now().Add(time.Second)
// With the forced import we're safe to just set the pair history
// timestamps to the current time as import will always succeed and
// override current MC state.
now := r.clock.Now()
entries := make(
[]lndclient.MissionControlEntry, 0, len(r.nodesByMaxFee),
)
@ -647,7 +643,7 @@ func (r *lowToHighRoutingPlugin) Done(ctx context.Context) error {
}
}
err := r.lnd.Router.ImportMissionControl(ctx, entries, false)
err := r.lnd.Router.ImportMissionControl(ctx, entries, true)
if err != nil {
return err
}