17917482292

Committed 22 Sep 2025 01:50PM UTC coverage: 56.562% (-10.1%) from 66.668%

Build # 17917482292

Build Type

Pull #10182

github

Committed by

web-flow

Commit Message

Merge 9efe3bd8c into 055fb436e

Pull Request Pull Request #10182: Aux feature bits

Run Details

32 of 68 new or added lines in 5 files covered. (47.06%)

29734 existing lines in 467 files now uncovered.

98449 of 174056 relevant lines covered (56.56%)

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0.0

/lnwire/announcement_signatures_2.go

package lnwire

import (
        "bytes"
        "io"

        "github.com/lightningnetwork/lnd/tlv"
)

// AnnounceSignatures2 is a direct message between two endpoints of a
// channel and serves as an opt-in mechanism to allow the announcement of
// a taproot channel to the rest of the network. It contains the necessary
// signatures by the sender to construct the channel_announcement_2 message.
type AnnounceSignatures2 struct {
        // ChannelID is the unique description of the funding transaction.
        // Channel id is better for users and debugging and short channel id is
        // used for quick test on existence of the particular utxo inside the
        // blockchain, because it contains information about block.
        ChannelID tlv.RecordT[tlv.TlvType0, ChannelID]

        // ShortChannelID is the unique description of the funding transaction.
        // It is constructed with the most significant 3 bytes as the block
        // height, the next 3 bytes indicating the transaction index within the
        // block, and the least significant two bytes indicating the output
        // index which pays to the channel.
        ShortChannelID tlv.RecordT[tlv.TlvType2, ShortChannelID]

        // PartialSignature is the combination of the partial Schnorr signature
        // created for the node's bitcoin key with the partial signature created
        // for the node's node ID key.
        PartialSignature tlv.RecordT[tlv.TlvType4, PartialSig]

        // Any extra fields in the signed range that we do not yet know about,
        // but we need to keep them for signature validation and to produce a
        // valid message.
        ExtraSignedFields
}

// NewAnnSigs2 is a constructor for AnnounceSignatures2.
func NewAnnSigs2(chanID ChannelID, scid ShortChannelID,
        partialSig PartialSig) *AnnounceSignatures2 {

        return &AnnounceSignatures2{
                ChannelID: tlv.NewRecordT[tlv.TlvType0, ChannelID](chanID),
                ShortChannelID: tlv.NewRecordT[tlv.TlvType2, ShortChannelID](
                        scid,
                ),
                PartialSignature: tlv.NewRecordT[tlv.TlvType4, PartialSig](
                        partialSig,
                ),
                ExtraSignedFields: make(ExtraSignedFields),
        }
}

// A compile time check to ensure AnnounceSignatures2 implements the
// lnwire.Message interface.
var _ Message = (*AnnounceSignatures2)(nil)

// A compile time check to ensure AnnounceSignatures2 implements the
// lnwire.SizeableMessage interface.
var _ SizeableMessage = (*AnnounceSignatures2)(nil)

// A compile time check to ensure ChannelAnnouncement2 implements the
// lnwire.PureTLVMessage interface.
var _ PureTLVMessage = (*AnnounceSignatures2)(nil)

// Decode deserializes a serialized AnnounceSignatures2 stored in the passed
// io.Reader observing the specified protocol version.
//
// This is part of the lnwire.Message interface.
func (a *AnnounceSignatures2) Decode(r io.Reader, _ uint32) error {
        stream, err := tlv.NewStream(ProduceRecordsSorted(
                &a.ChannelID, &a.ShortChannelID, &a.PartialSignature,
        )...)
        if err != nil {
                return err
        }

        typeMap, err := stream.DecodeWithParsedTypesP2P(r)
        if err != nil {
                return err
        }

        a.ExtraSignedFields = ExtraSignedFieldsFromTypeMap(typeMap)

        return nil
}

// Encode serializes the target AnnounceSignatures2 into the passed io.Writer
// observing the protocol version specified.
//
// This is part of the lnwire.Message interface.
func (a *AnnounceSignatures2) Encode(w *bytes.Buffer, _ uint32) error {
        return EncodePureTLVMessage(a, w)
}

// MsgType returns the integer uniquely identifying this message type on the
// wire.
//
// This is part of the lnwire.Message interface.
func (a *AnnounceSignatures2) MsgType() MessageType {
        return MsgAnnounceSignatures2
}

// SerializedSize returns the serialized size of the message in bytes.
//
// This is part of the lnwire.SizeableMessage interface.
func (a *AnnounceSignatures2) SerializedSize() (uint32, error) {
        return MessageSerializedSize(a)
}

// AllRecords returns all the TLV records for the message. This will include all
// the records we know about along with any that we don't know about but that
// fall in the signed TLV range.
//
// NOTE: this is part of the PureTLVMessage interface.
func (a *AnnounceSignatures2) AllRecords() []tlv.Record {
        recordProducers := []tlv.RecordProducer{
                &a.ChannelID, &a.ShortChannelID,
                &a.PartialSignature,
        }

        recordProducers = append(recordProducers, RecordsAsProducers(
                tlv.MapToRecords(a.ExtraSignedFields),
        )...)

        return ProduceRecordsSorted(recordProducers...)
}

// SCID returns the ShortChannelID of the channel.
//
// NOTE: this is part of the AnnounceSignatures interface.
func (a *AnnounceSignatures2) SCID() ShortChannelID {
        return a.ShortChannelID.Val
}

// ChanID returns the ChannelID identifying the channel.
//
// NOTE: this is part of the AnnounceSignatures interface.
func (a *AnnounceSignatures2) ChanID() ChannelID {
        return a.ChannelID.Val
}

1	package lnwire
2
3	import (
4	"bytes"
5	"io"
6
7	"github.com/lightningnetwork/lnd/tlv"
8	)
9
10	// AnnounceSignatures2 is a direct message between two endpoints of a
11	// channel and serves as an opt-in mechanism to allow the announcement of
12	// a taproot channel to the rest of the network. It contains the necessary
13	// signatures by the sender to construct the channel_announcement_2 message.
14	type AnnounceSignatures2 struct {
15	// ChannelID is the unique description of the funding transaction.
16	// Channel id is better for users and debugging and short channel id is
17	// used for quick test on existence of the particular utxo inside the
18	// blockchain, because it contains information about block.
19	ChannelID tlv.RecordT[tlv.TlvType0, ChannelID]
20
21	// ShortChannelID is the unique description of the funding transaction.
22	// It is constructed with the most significant 3 bytes as the block
23	// height, the next 3 bytes indicating the transaction index within the
24	// block, and the least significant two bytes indicating the output
25	// index which pays to the channel.
26	ShortChannelID tlv.RecordT[tlv.TlvType2, ShortChannelID]
27
28	// PartialSignature is the combination of the partial Schnorr signature
29	// created for the node's bitcoin key with the partial signature created
30	// for the node's node ID key.
31	PartialSignature tlv.RecordT[tlv.TlvType4, PartialSig]
32
33	// Any extra fields in the signed range that we do not yet know about,
34	// but we need to keep them for signature validation and to produce a
35	// valid message.
36	ExtraSignedFields
37	}
38
39	// NewAnnSigs2 is a constructor for AnnounceSignatures2.
40	func NewAnnSigs2(chanID ChannelID, scid ShortChannelID,
41	partialSig PartialSig) *AnnounceSignatures2 {	×
42		×
43	return &AnnounceSignatures2{	×
44	ChannelID: tlv.NewRecordT[tlv.TlvType0, ChannelID](chanID),	×
45	ShortChannelID: tlv.NewRecordT[tlv.TlvType2, ShortChannelID](	×
46	scid,	×
47	),	×
48	PartialSignature: tlv.NewRecordT[tlv.TlvType4, PartialSig](	×
49	partialSig,	×
50	),	×
51	ExtraSignedFields: make(ExtraSignedFields),	×
52	}	×
53	}	×
54
55	// A compile time check to ensure AnnounceSignatures2 implements the
56	// lnwire.Message interface.
57	var _ Message = (*AnnounceSignatures2)(nil)
58
59	// A compile time check to ensure AnnounceSignatures2 implements the
60	// lnwire.SizeableMessage interface.
61	var _ SizeableMessage = (*AnnounceSignatures2)(nil)
62
63	// A compile time check to ensure ChannelAnnouncement2 implements the
64	// lnwire.PureTLVMessage interface.
65	var _ PureTLVMessage = (*AnnounceSignatures2)(nil)
66
67	// Decode deserializes a serialized AnnounceSignatures2 stored in the passed
68	// io.Reader observing the specified protocol version.
69	//
70	// This is part of the lnwire.Message interface.
UNCOV 71	func (a *AnnounceSignatures2) Decode(r io.Reader, _ uint32) error {	×
UNCOV 72	stream, err := tlv.NewStream(ProduceRecordsSorted(	×
UNCOV 73	&a.ChannelID, &a.ShortChannelID, &a.PartialSignature,	×
UNCOV 74	)...)	×
UNCOV 75	if err != nil {	×
76	return err	×
77	}	×
78
UNCOV 79	typeMap, err := stream.DecodeWithParsedTypesP2P(r)	×
UNCOV 80	if err != nil {	×
UNCOV 81	return err	×
UNCOV 82	}	×
83
UNCOV 84	a.ExtraSignedFields = ExtraSignedFieldsFromTypeMap(typeMap)	×
UNCOV 85		×
UNCOV 86	return nil	×
87	}
88
89	// Encode serializes the target AnnounceSignatures2 into the passed io.Writer
90	// observing the protocol version specified.
91	//
92	// This is part of the lnwire.Message interface.
UNCOV 93	func (a AnnounceSignatures2) Encode(w bytes.Buffer, _ uint32) error {	×
UNCOV 94	return EncodePureTLVMessage(a, w)	×
UNCOV 95	}	×
96
97	// MsgType returns the integer uniquely identifying this message type on the
98	// wire.
99	//
100	// This is part of the lnwire.Message interface.
UNCOV 101	func (a *AnnounceSignatures2) MsgType() MessageType {	×
UNCOV 102	return MsgAnnounceSignatures2	×
UNCOV 103	}	×
104
105	// SerializedSize returns the serialized size of the message in bytes.
106	//
107	// This is part of the lnwire.SizeableMessage interface.
108	func (a *AnnounceSignatures2) SerializedSize() (uint32, error) {	×
109	return MessageSerializedSize(a)	×
110	}	×
111
112	// AllRecords returns all the TLV records for the message. This will include all
113	// the records we know about along with any that we don't know about but that
114	// fall in the signed TLV range.
115	//
116	// NOTE: this is part of the PureTLVMessage interface.
UNCOV 117	func (a *AnnounceSignatures2) AllRecords() []tlv.Record {	×
UNCOV 118	recordProducers := []tlv.RecordProducer{	×
UNCOV 119	&a.ChannelID, &a.ShortChannelID,	×
UNCOV 120	&a.PartialSignature,	×
UNCOV 121	}	×
UNCOV 122		×
UNCOV 123	recordProducers = append(recordProducers, RecordsAsProducers(	×
UNCOV 124	tlv.MapToRecords(a.ExtraSignedFields),	×
UNCOV 125	)...)	×
UNCOV 126		×
UNCOV 127	return ProduceRecordsSorted(recordProducers...)	×
UNCOV 128	}	×
129
130	// SCID returns the ShortChannelID of the channel.
131	//
132	// NOTE: this is part of the AnnounceSignatures interface.
133	func (a *AnnounceSignatures2) SCID() ShortChannelID {	×
134	return a.ShortChannelID.Val	×
135	}	×
136
137	// ChanID returns the ChannelID identifying the channel.
138	//
139	// NOTE: this is part of the AnnounceSignatures interface.
140	func (a *AnnounceSignatures2) ChanID() ChannelID {	×
141	return a.ChannelID.Val	×
142	}	×

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