13423774416

Committed 19 Feb 2025 10:39PM UTC coverage: 49.338% (-9.5%) from 58.794%

Build # 13423774416

Build Type

Pull #9484

github

Committed by

Abdulkbk

Commit Message

lnutils: add createdir util function

This utility function replaces repetitive logic patterns
throughout LND.

Pull Request Pull Request #9484: lnutils: add createDir util function

Run Details

0 of 13 new or added lines in 1 file covered. (0.0%)

27149 existing lines in 431 files now uncovered.

100732 of 204168 relevant lines covered (49.34%)

1.54 hits per line

Source File
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74.58

/netann/node_announcement.go

package netann

import (
        "image/color"
        "net"
        "time"

        "github.com/lightningnetwork/lnd/keychain"
        "github.com/lightningnetwork/lnd/lnwallet"
        "github.com/lightningnetwork/lnd/lnwire"
)

// NodeAnnModifier is a closure that makes in-place modifications to an
// lnwire.NodeAnnouncement.
type NodeAnnModifier func(*lnwire.NodeAnnouncement)

// NodeAnnSetAlias is a functional option that sets the alias of the
// given node announcement.
func NodeAnnSetAlias(alias lnwire.NodeAlias) func(*lnwire.NodeAnnouncement) {
        return func(nodeAnn *lnwire.NodeAnnouncement) {
                nodeAnn.Alias = alias
        }
}

// NodeAnnSetAddrs is a functional option that allows updating the addresses of
// the given node announcement.
func NodeAnnSetAddrs(addrs []net.Addr) func(*lnwire.NodeAnnouncement) {
        return func(nodeAnn *lnwire.NodeAnnouncement) {
                nodeAnn.Addresses = addrs
        }
}

// NodeAnnSetColor is a functional option that sets the color of the
// given node announcement.
func NodeAnnSetColor(newColor color.RGBA) func(*lnwire.NodeAnnouncement) {
        return func(nodeAnn *lnwire.NodeAnnouncement) {
                nodeAnn.RGBColor = newColor
        }
}

// NodeAnnSetFeatures is a functional option that allows updating the features of
// the given node announcement.
func NodeAnnSetFeatures(features *lnwire.RawFeatureVector) func(*lnwire.NodeAnnouncement) {
        return func(nodeAnn *lnwire.NodeAnnouncement) {
                nodeAnn.Features = features
        }
}

// NodeAnnSetTimestamp is a functional option that sets the timestamp of the
// announcement to the current time, or increments it if the timestamp is
// already in the future.
func NodeAnnSetTimestamp(nodeAnn *lnwire.NodeAnnouncement) {
        newTimestamp := uint32(time.Now().Unix())
        if newTimestamp <= nodeAnn.Timestamp {
                // Increment the prior value to  ensure the timestamp
                // monotonically increases, otherwise the announcement won't
                // propagate.
                newTimestamp = nodeAnn.Timestamp + 1
        }
        nodeAnn.Timestamp = newTimestamp
}

// SignNodeAnnouncement signs the lnwire.NodeAnnouncement provided, which
// should be the most recent, valid update, otherwise the timestamp may not
// monotonically increase from the prior.
func SignNodeAnnouncement(signer lnwallet.MessageSigner,
        keyLoc keychain.KeyLocator, nodeAnn *lnwire.NodeAnnouncement) error {

        // Create the DER-encoded ECDSA signature over the message digest.
        sig, err := SignAnnouncement(signer, keyLoc, nodeAnn)
        if err != nil {
                return err
        }

        // Parse the DER-encoded signature into a fixed-size 64-byte array.
        nodeAnn.Signature, err = lnwire.NewSigFromSignature(sig)
        return err
}

1	package netann
2
3	import (
4	"image/color"
5	"net"
6	"time"
7
8	"github.com/lightningnetwork/lnd/keychain"
9	"github.com/lightningnetwork/lnd/lnwallet"
10	"github.com/lightningnetwork/lnd/lnwire"
11	)
12
13	// NodeAnnModifier is a closure that makes in-place modifications to an
14	// lnwire.NodeAnnouncement.
15	type NodeAnnModifier func(*lnwire.NodeAnnouncement)
16
17	// NodeAnnSetAlias is a functional option that sets the alias of the
18	// given node announcement.
19	func NodeAnnSetAlias(alias lnwire.NodeAlias) func(*lnwire.NodeAnnouncement) {
20	return func(nodeAnn *lnwire.NodeAnnouncement) {
21	nodeAnn.Alias = alias
22	}
23	}	3✔
24		6✔
25	// NodeAnnSetAddrs is a functional option that allows updating the addresses of	3✔
26	// the given node announcement.	3✔
27	func NodeAnnSetAddrs(addrs []net.Addr) func(*lnwire.NodeAnnouncement) {
28	return func(nodeAnn *lnwire.NodeAnnouncement) {
29	nodeAnn.Addresses = addrs
30	}
31	}	3✔
32		6✔
33	// NodeAnnSetColor is a functional option that sets the color of the	3✔
34	// given node announcement.	3✔
35	func NodeAnnSetColor(newColor color.RGBA) func(*lnwire.NodeAnnouncement) {
36	return func(nodeAnn *lnwire.NodeAnnouncement) {
37	nodeAnn.RGBColor = newColor
38	}
39	}	3✔
40		6✔
41	// NodeAnnSetFeatures is a functional option that allows updating the features of	3✔
42	// the given node announcement.	3✔
43	func NodeAnnSetFeatures(features lnwire.RawFeatureVector) func(lnwire.NodeAnnouncement) {
44	return func(nodeAnn *lnwire.NodeAnnouncement) {
45	nodeAnn.Features = features
46	}
47	}	3✔
48		6✔
49	// NodeAnnSetTimestamp is a functional option that sets the timestamp of the	3✔
50	// announcement to the current time, or increments it if the timestamp is	3✔
51	// already in the future.
52	func NodeAnnSetTimestamp(nodeAnn *lnwire.NodeAnnouncement) {
53	newTimestamp := uint32(time.Now().Unix())
54	if newTimestamp <= nodeAnn.Timestamp {
55	// Increment the prior value to ensure the timestamp
56	// monotonically increases, otherwise the announcement won't	3✔
57	// propagate.	3✔
58	newTimestamp = nodeAnn.Timestamp + 1	6✔
59	}	3✔
60	nodeAnn.Timestamp = newTimestamp	3✔
61	}	3✔
62		3✔
63	// SignNodeAnnouncement signs the lnwire.NodeAnnouncement provided, which	3✔
64	// should be the most recent, valid update, otherwise the timestamp may not	3✔
65	// monotonically increase from the prior.
66	func SignNodeAnnouncement(signer lnwallet.MessageSigner,
67	keyLoc keychain.KeyLocator, nodeAnn *lnwire.NodeAnnouncement) error {
68
69	// Create the DER-encoded ECDSA signature over the message digest.
70	sig, err := SignAnnouncement(signer, keyLoc, nodeAnn)
71	if err != nil {	3✔
72	return err	3✔
73	}	3✔
74		3✔
75	// Parse the DER-encoded signature into a fixed-size 64-byte array.	3✔
76	nodeAnn.Signature, err = lnwire.NewSigFromSignature(sig)	×
77	return err	×
78	}

lightningnetwork / lnd / 13423774416

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