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.

97359 of 197934 relevant lines covered (49.19%)

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50.6

/lnwallet/btcwallet/blockchain.go

package btcwallet

import (
        "encoding/hex"
        "errors"
        "fmt"

        "github.com/btcsuite/btcd/btcutil"
        "github.com/btcsuite/btcd/chaincfg/chainhash"
        "github.com/btcsuite/btcd/wire"
        "github.com/btcsuite/btcwallet/chain"
        "github.com/lightninglabs/neutrino"
        "github.com/lightninglabs/neutrino/headerfs"
        "github.com/lightningnetwork/lnd/lntypes"
        "github.com/lightningnetwork/lnd/lnwallet"
)

var (
        // ErrOutputSpent is returned by the GetUtxo method if the target output
        // for lookup has already been spent.
        ErrOutputSpent = errors.New("target output has been spent")

        // ErrOutputNotFound signals that the desired output could not be
        // located.
        ErrOutputNotFound = errors.New("target output was not found")
)

// GetBestBlock returns the current height and hash of the best known block
// within the main chain.
//
// This method is a part of the lnwallet.BlockChainIO interface.
func (b *BtcWallet) GetBestBlock() (*chainhash.Hash, int32, error) {
        return b.chain.GetBestBlock()
}

// GetUtxo returns the original output referenced by the passed outpoint that
// creates the target pkScript.
//
// This method is a part of the lnwallet.BlockChainIO interface.
func (b *BtcWallet) GetUtxo(op *wire.OutPoint, pkScript []byte,
        heightHint uint32, cancel <-chan struct{}) (*wire.TxOut, error) {

        switch backend := b.chain.(type) {

        case *chain.NeutrinoClient:
                spendReport, err := backend.CS.GetUtxo(
                        neutrino.WatchInputs(neutrino.InputWithScript{
                                OutPoint: *op,
                                PkScript: pkScript,
                        }),
                        neutrino.StartBlock(&headerfs.BlockStamp{
                                Height: int32(heightHint),
                        }),
                        neutrino.QuitChan(cancel),
                )
                if err != nil {
                        return nil, err
                }

                // If the spend report is nil, then the output was not found in
                // the rescan.
                if spendReport == nil {
                        return nil, ErrOutputNotFound
                }

                // If the spending transaction is populated in the spend report,
                // this signals that the output has already been spent.
                if spendReport.SpendingTx != nil {
                        return nil, ErrOutputSpent
                }

                // Otherwise, the output is assumed to be in the UTXO.
                return spendReport.Output, nil

        case *chain.RPCClient:
                txout, err := backend.GetTxOut(&op.Hash, op.Index, false)
                if err != nil {
                        return nil, err
                } else if txout == nil {
                        return nil, ErrOutputSpent
                }

                pkScript, err := hex.DecodeString(txout.ScriptPubKey.Hex)
                if err != nil {
                        return nil, err
                }

                // We'll ensure we properly convert the amount given in BTC to
                // satoshis.
                amt, err := btcutil.NewAmount(txout.Value)
                if err != nil {
                        return nil, err
                }

                return &wire.TxOut{
                        Value:    int64(amt),
                        PkScript: pkScript,
                }, nil

        case *chain.BitcoindClient:
                txout, err := backend.GetTxOut(&op.Hash, op.Index, false)
                if err != nil {
                        return nil, err
                } else if txout == nil {
                        return nil, ErrOutputSpent
                }

                pkScript, err := hex.DecodeString(txout.ScriptPubKey.Hex)
                if err != nil {
                        return nil, err
                }

                // Sadly, gettxout returns the output value in BTC instead of
                // satoshis.
                amt, err := btcutil.NewAmount(txout.Value)
                if err != nil {
                        return nil, err
                }

                return &wire.TxOut{
                        Value:    int64(amt),
                        PkScript: pkScript,
                }, nil

        default:
                return nil, fmt.Errorf("unknown backend")
        }
}

// GetBlock returns a raw block from the server given its hash. For the Neutrino
// implementation of the lnwallet.BlockChainIO interface, the Neutrino GetBlock
// method is called directly. For other implementations, the block cache is used
// to wrap the call to GetBlock.
//
// This method is a part of the lnwallet.BlockChainIO interface.
func (b *BtcWallet) GetBlock(blockHash *chainhash.Hash) (*wire.MsgBlock, error) {
        _, ok := b.chain.(*chain.NeutrinoClient)
        if !ok {
                return b.blockCache.GetBlock(blockHash, b.chain.GetBlock)
        }

        // For the neutrino implementation of lnwallet.BlockChainIO the neutrino
        // GetBlock function can be called directly since it uses the same block
        // cache. However, it does not lock the block cache mutex for the given
        // block hash and so that is done here.
        b.blockCache.HashMutex.Lock(lntypes.Hash(*blockHash))
        defer b.blockCache.HashMutex.Unlock(lntypes.Hash(*blockHash))

        return b.chain.GetBlock(blockHash)
}

// GetBlockHeader returns a block header for the block with the given hash.
//
// This method is a part of the lnwallet.BlockChainIO interface.
func (b *BtcWallet) GetBlockHeader(
        blockHash *chainhash.Hash) (*wire.BlockHeader, error) {

        return b.chain.GetBlockHeader(blockHash)
}

// GetBlockHash returns the hash of the block in the best blockchain at the
// given height.
//
// This method is a part of the lnwallet.BlockChainIO interface.
func (b *BtcWallet) GetBlockHash(blockHeight int64) (*chainhash.Hash, error) {
        return b.chain.GetBlockHash(blockHeight)
}

// A compile time check to ensure that BtcWallet implements the BlockChainIO
// interface.
var _ lnwallet.WalletController = (*BtcWallet)(nil)

1	package btcwallet
2
3	import (
4	"encoding/hex"
5	"errors"
6	"fmt"
7
8	"github.com/btcsuite/btcd/btcutil"
9	"github.com/btcsuite/btcd/chaincfg/chainhash"
10	"github.com/btcsuite/btcd/wire"
11	"github.com/btcsuite/btcwallet/chain"
12	"github.com/lightninglabs/neutrino"
13	"github.com/lightninglabs/neutrino/headerfs"
14	"github.com/lightningnetwork/lnd/lntypes"
15	"github.com/lightningnetwork/lnd/lnwallet"
16	)
17
18	var (
19	// ErrOutputSpent is returned by the GetUtxo method if the target output
20	// for lookup has already been spent.
21	ErrOutputSpent = errors.New("target output has been spent")
22
23	// ErrOutputNotFound signals that the desired output could not be
24	// located.
25	ErrOutputNotFound = errors.New("target output was not found")
26	)
27
28	// GetBestBlock returns the current height and hash of the best known block
29	// within the main chain.
30	//
31	// This method is a part of the lnwallet.BlockChainIO interface.
32	func (b BtcWallet) GetBestBlock() (chainhash.Hash, int32, error) {	2✔
33	return b.chain.GetBestBlock()	2✔
34	}	2✔
35
36	// GetUtxo returns the original output referenced by the passed outpoint that
37	// creates the target pkScript.
38	//
39	// This method is a part of the lnwallet.BlockChainIO interface.
40	func (b BtcWallet) GetUtxo(op wire.OutPoint, pkScript []byte,
41	heightHint uint32, cancel <-chan struct{}) (*wire.TxOut, error) {	2✔
42		2✔
43	switch backend := b.chain.(type) {	2✔
44
UNCOV 45	case *chain.NeutrinoClient:	×
UNCOV 46	spendReport, err := backend.CS.GetUtxo(	×
UNCOV 47	neutrino.WatchInputs(neutrino.InputWithScript{	×
UNCOV 48	OutPoint: *op,	×
UNCOV 49	PkScript: pkScript,	×
UNCOV 50	}),	×
UNCOV 51	neutrino.StartBlock(&headerfs.BlockStamp{	×
UNCOV 52	Height: int32(heightHint),	×
UNCOV 53	}),	×
UNCOV 54	neutrino.QuitChan(cancel),	×
UNCOV 55	)	×
UNCOV 56	if err != nil {	×
57	return nil, err	×
58	}	×
59
60	// If the spend report is nil, then the output was not found in
61	// the rescan.
UNCOV 62	if spendReport == nil {	×
63	return nil, ErrOutputNotFound	×
64	}	×
65
66	// If the spending transaction is populated in the spend report,
67	// this signals that the output has already been spent.
UNCOV 68	if spendReport.SpendingTx != nil {	×
69	return nil, ErrOutputSpent	×
70	}	×
71
72	// Otherwise, the output is assumed to be in the UTXO.
UNCOV 73	return spendReport.Output, nil	×
74
75	case *chain.RPCClient:	1✔
76	txout, err := backend.GetTxOut(&op.Hash, op.Index, false)	1✔
77	if err != nil {	1✔
78	return nil, err	×
79	} else if txout == nil {	1✔
80	return nil, ErrOutputSpent	×
81	}	×
82
83	pkScript, err := hex.DecodeString(txout.ScriptPubKey.Hex)	1✔
84	if err != nil {	1✔
85	return nil, err	×
86	}	×
87
88	// We'll ensure we properly convert the amount given in BTC to
89	// satoshis.
90	amt, err := btcutil.NewAmount(txout.Value)	1✔
91	if err != nil {	1✔
92	return nil, err	×
93	}	×
94
95	return &wire.TxOut{	1✔
96	Value: int64(amt),	1✔
97	PkScript: pkScript,	1✔
98	}, nil	1✔
99
100	case *chain.BitcoindClient:	1✔
101	txout, err := backend.GetTxOut(&op.Hash, op.Index, false)	1✔
102	if err != nil {	1✔
103	return nil, err	×
104	} else if txout == nil {	1✔
105	return nil, ErrOutputSpent	×
106	}	×
107
108	pkScript, err := hex.DecodeString(txout.ScriptPubKey.Hex)	1✔
109	if err != nil {	1✔
110	return nil, err	×
111	}	×
112
113	// Sadly, gettxout returns the output value in BTC instead of
114	// satoshis.
115	amt, err := btcutil.NewAmount(txout.Value)	1✔
116	if err != nil {	1✔
117	return nil, err	×
118	}	×
119
120	return &wire.TxOut{	1✔
121	Value: int64(amt),	1✔
122	PkScript: pkScript,	1✔
123	}, nil	1✔
124
125	default:	×
126	return nil, fmt.Errorf("unknown backend")	×
127	}
128	}
129
130	// GetBlock returns a raw block from the server given its hash. For the Neutrino
131	// implementation of the lnwallet.BlockChainIO interface, the Neutrino GetBlock
132	// method is called directly. For other implementations, the block cache is used
133	// to wrap the call to GetBlock.
134	//
135	// This method is a part of the lnwallet.BlockChainIO interface.
136	func (b BtcWallet) GetBlock(blockHash chainhash.Hash) (*wire.MsgBlock, error) {	2✔
137	_, ok := b.chain.(*chain.NeutrinoClient)	2✔
138	if !ok {	4✔
139	return b.blockCache.GetBlock(blockHash, b.chain.GetBlock)	2✔
140	}	2✔
141
142	// For the neutrino implementation of lnwallet.BlockChainIO the neutrino
143	// GetBlock function can be called directly since it uses the same block
144	// cache. However, it does not lock the block cache mutex for the given
145	// block hash and so that is done here.
UNCOV 146	b.blockCache.HashMutex.Lock(lntypes.Hash(*blockHash))	×
UNCOV 147	defer b.blockCache.HashMutex.Unlock(lntypes.Hash(*blockHash))	×
UNCOV 148		×
UNCOV 149	return b.chain.GetBlock(blockHash)	×
150	}
151
152	// GetBlockHeader returns a block header for the block with the given hash.
153	//
154	// This method is a part of the lnwallet.BlockChainIO interface.
155	func (b *BtcWallet) GetBlockHeader(
156	blockHash chainhash.Hash) (wire.BlockHeader, error) {	2✔
157		2✔
158	return b.chain.GetBlockHeader(blockHash)	2✔
159	}	2✔
160
161	// GetBlockHash returns the hash of the block in the best blockchain at the
162	// given height.
163	//
164	// This method is a part of the lnwallet.BlockChainIO interface.
165	func (b BtcWallet) GetBlockHash(blockHeight int64) (chainhash.Hash, error) {	2✔
166	return b.chain.GetBlockHash(blockHeight)	2✔
167	}	2✔
168
169	// A compile time check to ensure that BtcWallet implements the BlockChainIO
170	// interface.
171	var _ lnwallet.WalletController = (*BtcWallet)(nil)

lightningnetwork / lnd / 11170835610

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