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multi: use minimal policy in cache

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This commit is contained in:
Oliver Gugger
2021-09-21 19:18:22 +02:00
parent 15d3f62d5e
commit 1d1c42f9ba
19 changed files with 629 additions and 227 deletions
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14
routing/unified_policies.go
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@@ -40,7 +40,7 @@ func newUnifiedPolicies(sourceNode, toNode route.Vertex,
// addPolicy adds a single channel policy. Capacity may be zero if unknown
// (light clients).
func (u *unifiedPolicies) addPolicy(fromNode route.Vertex,
edge *channeldb.ChannelEdgePolicy, capacity btcutil.Amount) {
edge *channeldb.CachedEdgePolicy, capacity btcutil.Amount) {
localChan := fromNode == u.sourceNode
@@ -92,7 +92,7 @@ func (u *unifiedPolicies) addGraphPolicies(g routingGraph) error {
// unifiedPolicyEdge is the individual channel data that is kept inside an
// unifiedPolicy object.
type unifiedPolicyEdge struct {
policy *channeldb.ChannelEdgePolicy
policy *channeldb.CachedEdgePolicy
capacity btcutil.Amount
}
@@ -133,7 +133,7 @@ type unifiedPolicy struct {
// specific amount to send. It differentiates between local and network
// channels.
func (u *unifiedPolicy) getPolicy(amt lnwire.MilliSatoshi,
bandwidthHints map[uint64]lnwire.MilliSatoshi) *channeldb.ChannelEdgePolicy {
bandwidthHints map[uint64]lnwire.MilliSatoshi) *channeldb.CachedEdgePolicy {
if u.localChan {
return u.getPolicyLocal(amt, bandwidthHints)
@@ -145,10 +145,10 @@ func (u *unifiedPolicy) getPolicy(amt lnwire.MilliSatoshi,
// getPolicyLocal returns the optimal policy to use for this local connection
// given a specific amount to send.
func (u *unifiedPolicy) getPolicyLocal(amt lnwire.MilliSatoshi,
bandwidthHints map[uint64]lnwire.MilliSatoshi) *channeldb.ChannelEdgePolicy {
bandwidthHints map[uint64]lnwire.MilliSatoshi) *channeldb.CachedEdgePolicy {
var (
bestPolicy *channeldb.ChannelEdgePolicy
bestPolicy *channeldb.CachedEdgePolicy
maxBandwidth lnwire.MilliSatoshi
)
@@ -200,10 +200,10 @@ func (u *unifiedPolicy) getPolicyLocal(amt lnwire.MilliSatoshi,
// a specific amount to send. The goal is to return a policy that maximizes the
// probability of a successful forward in a non-strict forwarding context.
func (u *unifiedPolicy) getPolicyNetwork(
amt lnwire.MilliSatoshi) *channeldb.ChannelEdgePolicy {
amt lnwire.MilliSatoshi) *channeldb.CachedEdgePolicy {
var (
bestPolicy *channeldb.ChannelEdgePolicy
bestPolicy *channeldb.CachedEdgePolicy
maxFee lnwire.MilliSatoshi
maxTimelock uint16
)