10295705138

Committed 08 Aug 2024 04:01AM UTC coverage: 50.268% (-8.2%) from 58.51%

Build # 10295705138

Build Type

push

github

Committed by

web-flow

Commit Message

Merge pull request #8986 from Roasbeef/min-relay-fee-rpc

lnrpc: add new min_relay_fee response to EstimateFee

Run Details

0 of 9 new or added lines in 2 files covered. (0.0%)

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65.45

/lnwire/commit_sig.go

package lnwire

import (
        "bytes"
        "io"

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

// CommitSig is sent by either side to stage any pending HTLC's in the
// receiver's pending set into a new commitment state. Implicitly, the new
// commitment transaction constructed which has been signed by CommitSig
// includes all HTLC's in the remote node's pending set. A CommitSig message
// may be sent after a series of UpdateAddHTLC/UpdateFulfillHTLC messages in
// order to batch add several HTLC's with a single signature covering all
// implicitly accepted HTLC's.
type CommitSig struct {
        // ChanID uniquely identifies to which currently active channel this
        // CommitSig applies to.
        ChanID ChannelID

        // CommitSig is Alice's signature for Bob's new commitment transaction.
        // Alice is able to send this signature without requesting any
        // additional data due to the piggybacking of Bob's next revocation
        // hash in his prior RevokeAndAck message, as well as the canonical
        // ordering used for all inputs/outputs within commitment transactions.
        // If initiating a new commitment state, this signature should ONLY
        // cover all of the sending party's pending log updates, and the log
        // updates of the remote party that have been ACK'd.
        CommitSig Sig

        // HtlcSigs is a signature for each relevant HTLC output within the
        // created commitment. The order of the signatures is expected to be
        // identical to the placement of the HTLC's within the BIP 69 sorted
        // commitment transaction. For each outgoing HTLC (from the PoV of the
        // sender of this message), a signature for an HTLC timeout transaction
        // should be signed, for each incoming HTLC the HTLC timeout
        // transaction should be signed.
        HtlcSigs []Sig

        // PartialSig is used to transmit a musig2 extended partial signature
        // that also carries along the public nonce of the signer.
        //
        // NOTE: This field is only populated if a musig2 taproot channel is
        // being signed for. In this case, the above Sig type MUST be blank.
        PartialSig OptPartialSigWithNonceTLV

        // ExtraData is the set of data that was appended to this message to
        // fill out the full maximum transport message size. These fields can
        // be used to specify optional data such as custom TLV fields.
        ExtraData ExtraOpaqueData
}

// NewCommitSig creates a new empty CommitSig message.
func NewCommitSig() *CommitSig {
        return &CommitSig{
                ExtraData: make([]byte, 0),
        }
}

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

// Decode deserializes a serialized CommitSig message stored in the
// passed io.Reader observing the specified protocol version.
//
// This is part of the lnwire.Message interface.
func (c *CommitSig) Decode(r io.Reader, pver uint32) error {
        err := ReadElements(r,
                &c.ChanID,
                &c.CommitSig,
                &c.HtlcSigs,
        )
        if err != nil {
                return err
        }

        var tlvRecords ExtraOpaqueData
        if err := ReadElements(r, &tlvRecords); err != nil {
                return err
        }

        partialSig := c.PartialSig.Zero()
        typeMap, err := tlvRecords.ExtractRecords(&partialSig)
        if err != nil {
                return err
        }

        // Set the corresponding TLV types if they were included in the stream.
        if val, ok := typeMap[c.PartialSig.TlvType()]; ok && val == nil {
                c.PartialSig = tlv.SomeRecordT(partialSig)
        }

        if len(tlvRecords) != 0 {
                c.ExtraData = tlvRecords
        }

        return nil
}

// Encode serializes the target CommitSig into the passed io.Writer
// observing the protocol version specified.
//
// This is part of the lnwire.Message interface.
func (c *CommitSig) Encode(w *bytes.Buffer, pver uint32) error {
        recordProducers := make([]tlv.RecordProducer, 0, 1)
        c.PartialSig.WhenSome(func(sig PartialSigWithNonceTLV) {
                recordProducers = append(recordProducers, &sig)
        })
        err := EncodeMessageExtraData(&c.ExtraData, recordProducers...)
        if err != nil {
                return err
        }

        if err := WriteChannelID(w, c.ChanID); err != nil {
                return err
        }

        if err := WriteSig(w, c.CommitSig); err != nil {
                return err
        }

        if err := WriteSigs(w, c.HtlcSigs); err != nil {
                return err
        }

        return WriteBytes(w, c.ExtraData)
}

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

// TargetChanID returns the channel id of the link for which this message is
// intended.
//
// NOTE: Part of peer.LinkUpdater interface.
func (c *CommitSig) TargetChanID() ChannelID {
        return c.ChanID
}

1	package lnwire
2
3	import (
4	"bytes"
5	"io"
6
7	"github.com/lightningnetwork/lnd/tlv"
8	)
9
10	// CommitSig is sent by either side to stage any pending HTLC's in the
11	// receiver's pending set into a new commitment state. Implicitly, the new
12	// commitment transaction constructed which has been signed by CommitSig
13	// includes all HTLC's in the remote node's pending set. A CommitSig message
14	// may be sent after a series of UpdateAddHTLC/UpdateFulfillHTLC messages in
15	// order to batch add several HTLC's with a single signature covering all
16	// implicitly accepted HTLC's.
17	type CommitSig struct {
18	// ChanID uniquely identifies to which currently active channel this
19	// CommitSig applies to.
20	ChanID ChannelID
21
22	// CommitSig is Alice's signature for Bob's new commitment transaction.
23	// Alice is able to send this signature without requesting any
24	// additional data due to the piggybacking of Bob's next revocation
25	// hash in his prior RevokeAndAck message, as well as the canonical
26	// ordering used for all inputs/outputs within commitment transactions.
27	// If initiating a new commitment state, this signature should ONLY
28	// cover all of the sending party's pending log updates, and the log
29	// updates of the remote party that have been ACK'd.
30	CommitSig Sig
31
32	// HtlcSigs is a signature for each relevant HTLC output within the
33	// created commitment. The order of the signatures is expected to be
34	// identical to the placement of the HTLC's within the BIP 69 sorted
35	// commitment transaction. For each outgoing HTLC (from the PoV of the
36	// sender of this message), a signature for an HTLC timeout transaction
37	// should be signed, for each incoming HTLC the HTLC timeout
38	// transaction should be signed.
39	HtlcSigs []Sig
40
41	// PartialSig is used to transmit a musig2 extended partial signature
42	// that also carries along the public nonce of the signer.
43	//
44	// NOTE: This field is only populated if a musig2 taproot channel is
45	// being signed for. In this case, the above Sig type MUST be blank.
46	PartialSig OptPartialSigWithNonceTLV
47
48	// ExtraData is the set of data that was appended to this message to
49	// fill out the full maximum transport message size. These fields can
50	// be used to specify optional data such as custom TLV fields.
51	ExtraData ExtraOpaqueData
52	}
53
54	// NewCommitSig creates a new empty CommitSig message.
UNCOV 55	func NewCommitSig() *CommitSig {	×
UNCOV 56	return &CommitSig{	×
UNCOV 57	ExtraData: make([]byte, 0),	×
UNCOV 58	}	×
UNCOV 59	}	×
60
61	// A compile time check to ensure CommitSig implements the lnwire.Message
62	// interface.
63	var _ Message = (*CommitSig)(nil)
64
65	// Decode deserializes a serialized CommitSig message stored in the
66	// passed io.Reader observing the specified protocol version.
67	//
68	// This is part of the lnwire.Message interface.
69	func (c *CommitSig) Decode(r io.Reader, pver uint32) error {	4✔
70	err := ReadElements(r,	4✔
71	&c.ChanID,	4✔
72	&c.CommitSig,	4✔
73	&c.HtlcSigs,	4✔
74	)	4✔
75	if err != nil {	4✔
UNCOV 76	return err	×
UNCOV 77	}	×
78
79	var tlvRecords ExtraOpaqueData	4✔
80	if err := ReadElements(r, &tlvRecords); err != nil {	4✔
81	return err	×
82	}	×
83
84	partialSig := c.PartialSig.Zero()	4✔
85	typeMap, err := tlvRecords.ExtractRecords(&partialSig)	4✔
86	if err != nil {	4✔
UNCOV 87	return err	×
UNCOV 88	}	×
89
90	// Set the corresponding TLV types if they were included in the stream.
91	if val, ok := typeMap[c.PartialSig.TlvType()]; ok && val == nil {	8✔
92	c.PartialSig = tlv.SomeRecordT(partialSig)	4✔
93	}	4✔
94
95	if len(tlvRecords) != 0 {	8✔
96	c.ExtraData = tlvRecords	4✔
97	}	4✔
98
99	return nil	4✔
100	}
101
102	// Encode serializes the target CommitSig into the passed io.Writer
103	// observing the protocol version specified.
104	//
105	// This is part of the lnwire.Message interface.
106	func (c CommitSig) Encode(w bytes.Buffer, pver uint32) error {	4✔
107	recordProducers := make([]tlv.RecordProducer, 0, 1)	4✔
108	c.PartialSig.WhenSome(func(sig PartialSigWithNonceTLV) {	8✔
109	recordProducers = append(recordProducers, &sig)	4✔
110	})	4✔
111	err := EncodeMessageExtraData(&c.ExtraData, recordProducers...)	4✔
112	if err != nil {	4✔
113	return err	×
114	}	×
115
116	if err := WriteChannelID(w, c.ChanID); err != nil {	4✔
117	return err	×
118	}	×
119
120	if err := WriteSig(w, c.CommitSig); err != nil {	4✔
121	return err	×
122	}	×
123
124	if err := WriteSigs(w, c.HtlcSigs); err != nil {	4✔
125	return err	×
126	}	×
127
128	return WriteBytes(w, c.ExtraData)	4✔
129	}
130
131	// MsgType returns the integer uniquely identifying this message type on the
132	// wire.
133	//
134	// This is part of the lnwire.Message interface.
135	func (c *CommitSig) MsgType() MessageType {	4✔
136	return MsgCommitSig	4✔
137	}	4✔
138
139	// TargetChanID returns the channel id of the link for which this message is
140	// intended.
141	//
142	// NOTE: Part of peer.LinkUpdater interface.
143	func (c *CommitSig) TargetChanID() ChannelID {	4✔
144	return c.ChanID	4✔
145	}	4✔

lightningnetwork / lnd / 10295705138

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