13536249039

Committed 26 Feb 2025 03:42AM UTC coverage: 57.462% (-1.4%) from 58.835%

Build # 13536249039

Build Type

Pull #8453

github

Committed by

Roasbeef

Commit Message

peer: update chooseDeliveryScript to gen script if needed

In this commit, we update `chooseDeliveryScript` to generate a new
script if needed. This allows us to fold in a few other lines that
always followed this function into this expanded function.

The tests have been updated accordingly.

Pull Request Pull Request #8453: [4/4] - multi: integrate new rbf coop close FSM into the existing peer flow

Run Details

275 of 1318 new or added lines in 22 files covered. (20.86%)

19521 existing lines in 257 files now uncovered.

103858 of 180741 relevant lines covered (57.46%)

24750.23 hits per line

Source File
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0.0

/routing/graph.go

package routing

import (
        "fmt"

        "github.com/btcsuite/btcd/btcutil"
        graphdb "github.com/lightningnetwork/lnd/graph/db"
        "github.com/lightningnetwork/lnd/lnwire"
        "github.com/lightningnetwork/lnd/routing/route"
)

// Graph is an abstract interface that provides information about nodes and
// edges to pathfinding.
type Graph interface {
        // ForEachNodeDirectedChannel calls the callback for every channel of
        // the given node.
        ForEachNodeDirectedChannel(nodePub route.Vertex,
                cb func(channel *graphdb.DirectedChannel) error) error

        // FetchNodeFeatures returns the features of the given node.
        FetchNodeFeatures(nodePub route.Vertex) (*lnwire.FeatureVector, error)
}

// GraphSessionFactory can be used to gain access to a graphdb.NodeTraverser
// instance which can then be used for a path-finding session. Depending on the
// implementation, the session will represent a DB connection where a read-lock
// is being held across calls to the backing graph.
type GraphSessionFactory interface {
        // GraphSession will provide the call-back with access to a
        // graphdb.NodeTraverser instance which can be used to perform queries
        // against the channel graph.
        GraphSession(cb func(graph graphdb.NodeTraverser) error) error
}

// FetchAmountPairCapacity determines the maximal public capacity between two
// nodes depending on the amount we try to send.
func FetchAmountPairCapacity(graph Graph, source, nodeFrom, nodeTo route.Vertex,
        amount lnwire.MilliSatoshi) (btcutil.Amount, error) {

        // Create unified edges for all incoming connections.
        //
        // Note: Inbound fees are not used here because this method is only used
        // by a deprecated router rpc.
        u := newNodeEdgeUnifier(source, nodeTo, false, nil)

        err := u.addGraphPolicies(graph)
        if err != nil {
                return 0, err
        }

        edgeUnifier, ok := u.edgeUnifiers[nodeFrom]
        if !ok {
                return 0, fmt.Errorf("no edge info for node pair %v -> %v",
                        nodeFrom, nodeTo)
        }

        edge := edgeUnifier.getEdgeNetwork(amount, 0)
        if edge == nil {
                return 0, fmt.Errorf("no edge for node pair %v -> %v "+
                        "(amount %v)", nodeFrom, nodeTo, amount)
        }

        return edge.capacity, nil
}

1	package routing
2
3	import (
4	"fmt"
5
6	"github.com/btcsuite/btcd/btcutil"
7	graphdb "github.com/lightningnetwork/lnd/graph/db"
8	"github.com/lightningnetwork/lnd/lnwire"
9	"github.com/lightningnetwork/lnd/routing/route"
10	)
11
12	// Graph is an abstract interface that provides information about nodes and
13	// edges to pathfinding.
14	type Graph interface {
15	// ForEachNodeDirectedChannel calls the callback for every channel of
16	// the given node.
17	ForEachNodeDirectedChannel(nodePub route.Vertex,
18	cb func(channel *graphdb.DirectedChannel) error) error
19
20	// FetchNodeFeatures returns the features of the given node.
21	FetchNodeFeatures(nodePub route.Vertex) (*lnwire.FeatureVector, error)
22	}
23
24	// GraphSessionFactory can be used to gain access to a graphdb.NodeTraverser
25	// instance which can then be used for a path-finding session. Depending on the
26	// implementation, the session will represent a DB connection where a read-lock
27	// is being held across calls to the backing graph.
28	type GraphSessionFactory interface {
29	// GraphSession will provide the call-back with access to a
30	// graphdb.NodeTraverser instance which can be used to perform queries
31	// against the channel graph.
32	GraphSession(cb func(graph graphdb.NodeTraverser) error) error
33	}
34
35	// FetchAmountPairCapacity determines the maximal public capacity between two
36	// nodes depending on the amount we try to send.
37	func FetchAmountPairCapacity(graph Graph, source, nodeFrom, nodeTo route.Vertex,
UNCOV 38	amount lnwire.MilliSatoshi) (btcutil.Amount, error) {	×
UNCOV 39		×
UNCOV 40	// Create unified edges for all incoming connections.	×
UNCOV 41	//	×
UNCOV 42	// Note: Inbound fees are not used here because this method is only used	×
UNCOV 43	// by a deprecated router rpc.	×
UNCOV 44	u := newNodeEdgeUnifier(source, nodeTo, false, nil)	×
UNCOV 45		×
UNCOV 46	err := u.addGraphPolicies(graph)	×
UNCOV 47	if err != nil {	×
48	return 0, err	×
49	}	×
50
UNCOV 51	edgeUnifier, ok := u.edgeUnifiers[nodeFrom]	×
UNCOV 52	if !ok {	×
UNCOV 53	return 0, fmt.Errorf("no edge info for node pair %v -> %v",	×
UNCOV 54	nodeFrom, nodeTo)	×
UNCOV 55	}	×
56
UNCOV 57	edge := edgeUnifier.getEdgeNetwork(amount, 0)	×
UNCOV 58	if edge == nil {	×
UNCOV 59	return 0, fmt.Errorf("no edge for node pair %v -> %v "+	×
UNCOV 60	"(amount %v)", nodeFrom, nodeTo, amount)	×
UNCOV 61	}	×
62
63	return edge.capacity, nil	×
64	}

lightningnetwork / lnd / 13536249039

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