11170835610

Committed 03 Oct 2024 10:41PM UTC coverage: 49.188% (-9.6%) from 58.738%

Build # 11170835610

Build Type

push

github

Committed by

web-flow

Commit Message

Merge pull request #9154 from ziggie1984/master

multi: bump btcd version.

Run Details

3 of 6 new or added lines in 6 files covered. (50.0%)

26110 existing lines in 428 files now uncovered.

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78.18

/lnwire/shutdown.go

package lnwire

import (
        "bytes"
        "io"

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

type (
        // ShutdownNonceType is the type of the shutdown nonce TLV record.
        ShutdownNonceType = tlv.TlvType8

        // ShutdownNonceTLV is the TLV record that contains the shutdown nonce.
        ShutdownNonceTLV = tlv.OptionalRecordT[ShutdownNonceType, Musig2Nonce]
)

// SomeShutdownNonce returns a ShutdownNonceTLV with the given nonce.
func SomeShutdownNonce(nonce Musig2Nonce) ShutdownNonceTLV {
        return tlv.SomeRecordT(
                tlv.NewRecordT[ShutdownNonceType, Musig2Nonce](nonce),
        )
}

// Shutdown is sent by either side in order to initiate the cooperative closure
// of a channel. This message is sparse as both sides implicitly have the
// information necessary to construct a transaction that will send the settled
// funds of both parties to the final delivery addresses negotiated during the
// funding workflow.
type Shutdown struct {
        // ChannelID serves to identify which channel is to be closed.
        ChannelID ChannelID

        // Address is the script to which the channel funds will be paid.
        Address DeliveryAddress

        // ShutdownNonce is the nonce the sender will use to sign the first
        // co-op sign offer.
        ShutdownNonce ShutdownNonceTLV

        // CustomRecords maps TLV types to byte slices, storing arbitrary data
        // intended for inclusion in the ExtraData field of the Shutdown
        // message.
        CustomRecords CustomRecords

        // 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
}

// NewShutdown creates a new Shutdown message.
func NewShutdown(cid ChannelID, addr DeliveryAddress) *Shutdown {
        return &Shutdown{
                ChannelID: cid,
                Address:   addr,
        }
}

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

// Decode deserializes a serialized Shutdown from the passed io.Reader,
// observing the specified protocol version.
//
// This is part of the lnwire.Message interface.
func (s *Shutdown) Decode(r io.Reader, pver uint32) error {
        err := ReadElements(r, &s.ChannelID, &s.Address)
        if err != nil {
                return err
        }

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

        // Extract TLV records from the extra data field.
        musigNonce := s.ShutdownNonce.Zero()

        customRecords, parsed, extraData, err := ParseAndExtractCustomRecords(
                tlvRecords, &musigNonce,
        )
        if err != nil {
                return err
        }

        // Assign the parsed records back to the message.
        if _, ok := parsed[musigNonce.TlvType()]; ok {
                s.ShutdownNonce = tlv.SomeRecordT(musigNonce)
        }

        s.CustomRecords = customRecords
        s.ExtraData = extraData

        return nil
}

// Encode serializes the target Shutdown into the passed io.Writer observing
// the protocol version specified.
//
// This is part of the lnwire.Message interface.
func (s *Shutdown) Encode(w *bytes.Buffer, pver uint32) error {
        if err := WriteChannelID(w, s.ChannelID); err != nil {
                return err
        }

        if err := WriteDeliveryAddress(w, s.Address); err != nil {
                return err
        }

        // Only include nonce in extra data if present.
        var records []tlv.RecordProducer
        s.ShutdownNonce.WhenSome(
                func(nonce tlv.RecordT[ShutdownNonceType, Musig2Nonce]) {
                        records = append(records, &nonce)
                },
        )

        extraData, err := MergeAndEncode(records, s.ExtraData, s.CustomRecords)
        if err != nil {
                return err
        }

        return WriteBytes(w, extraData)
}

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

1	package lnwire
2
3	import (
4	"bytes"
5	"io"
6
7	"github.com/lightningnetwork/lnd/tlv"
8	)
9
10	type (
11	// ShutdownNonceType is the type of the shutdown nonce TLV record.
12	ShutdownNonceType = tlv.TlvType8
13
14	// ShutdownNonceTLV is the TLV record that contains the shutdown nonce.
15	ShutdownNonceTLV = tlv.OptionalRecordT[ShutdownNonceType, Musig2Nonce]
16	)
17
18	// SomeShutdownNonce returns a ShutdownNonceTLV with the given nonce.
19	func SomeShutdownNonce(nonce Musig2Nonce) ShutdownNonceTLV {	2✔
20	return tlv.SomeRecordT(	2✔
21	tlv.NewRecordT[ShutdownNonceType, Musig2Nonce](nonce),	2✔
22	)	2✔
23	}	2✔
24
25	// Shutdown is sent by either side in order to initiate the cooperative closure
26	// of a channel. This message is sparse as both sides implicitly have the
27	// information necessary to construct a transaction that will send the settled
28	// funds of both parties to the final delivery addresses negotiated during the
29	// funding workflow.
30	type Shutdown struct {
31	// ChannelID serves to identify which channel is to be closed.
32	ChannelID ChannelID
33
34	// Address is the script to which the channel funds will be paid.
35	Address DeliveryAddress
36
37	// ShutdownNonce is the nonce the sender will use to sign the first
38	// co-op sign offer.
39	ShutdownNonce ShutdownNonceTLV
40
41	// CustomRecords maps TLV types to byte slices, storing arbitrary data
42	// intended for inclusion in the ExtraData field of the Shutdown
43	// message.
44	CustomRecords CustomRecords
45
46	// ExtraData is the set of data that was appended to this message to
47	// fill out the full maximum transport message size. These fields can
48	// be used to specify optional data such as custom TLV fields.
49	ExtraData ExtraOpaqueData
50	}
51
52	// NewShutdown creates a new Shutdown message.
53	func NewShutdown(cid ChannelID, addr DeliveryAddress) *Shutdown {	2✔
54	return &Shutdown{	2✔
55	ChannelID: cid,	2✔
56	Address: addr,	2✔
57	}	2✔
58	}	2✔
59
60	// A compile-time check to ensure Shutdown implements the lnwire.Message
61	// interface.
62	var _ Message = (*Shutdown)(nil)
63
64	// Decode deserializes a serialized Shutdown from the passed io.Reader,
65	// observing the specified protocol version.
66	//
67	// This is part of the lnwire.Message interface.
68	func (s *Shutdown) Decode(r io.Reader, pver uint32) error {	2✔
69	err := ReadElements(r, &s.ChannelID, &s.Address)	2✔
70	if err != nil {	2✔
UNCOV 71	return err	×
UNCOV 72	}	×
73
74	var tlvRecords ExtraOpaqueData	2✔
75	if err := ReadElements(r, &tlvRecords); err != nil {	2✔
76	return err	×
77	}	×
78
79	// Extract TLV records from the extra data field.
80	musigNonce := s.ShutdownNonce.Zero()	2✔
81		2✔
82	customRecords, parsed, extraData, err := ParseAndExtractCustomRecords(	2✔
83	tlvRecords, &musigNonce,	2✔
84	)	2✔
85	if err != nil {	2✔
UNCOV 86	return err	×
UNCOV 87	}	×
88
89	// Assign the parsed records back to the message.
90	if _, ok := parsed[musigNonce.TlvType()]; ok {	4✔
91	s.ShutdownNonce = tlv.SomeRecordT(musigNonce)	2✔
92	}	2✔
93
94	s.CustomRecords = customRecords	2✔
95	s.ExtraData = extraData	2✔
96		2✔
97	return nil	2✔
98	}
99
100	// Encode serializes the target Shutdown into the passed io.Writer observing
101	// the protocol version specified.
102	//
103	// This is part of the lnwire.Message interface.
104	func (s Shutdown) Encode(w bytes.Buffer, pver uint32) error {	2✔
105	if err := WriteChannelID(w, s.ChannelID); err != nil {	2✔
106	return err	×
107	}	×
108
109	if err := WriteDeliveryAddress(w, s.Address); err != nil {	2✔
110	return err	×
111	}	×
112
113	// Only include nonce in extra data if present.
114	var records []tlv.RecordProducer	2✔
115	s.ShutdownNonce.WhenSome(	2✔
116	func(nonce tlv.RecordT[ShutdownNonceType, Musig2Nonce]) {	4✔
117	records = append(records, &nonce)	2✔
118	},	2✔
119	)
120
121	extraData, err := MergeAndEncode(records, s.ExtraData, s.CustomRecords)	2✔
122	if err != nil {	2✔
123	return err	×
124	}	×
125
126	return WriteBytes(w, extraData)	2✔
127	}
128
129	// MsgType returns the integer uniquely identifying this message type on the
130	// wire.
131	//
132	// This is part of the lnwire.Message interface.
133	func (s *Shutdown) MsgType() MessageType {	2✔
134	return MsgShutdown	2✔
135	}	2✔

lightningnetwork / lnd / 11170835610

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