13566028875

Committed 27 Feb 2025 12:09PM UTC coverage: 49.396% (-9.4%) from 58.748%

Build # 13566028875

Build Type

Pull #9555

github

Committed by

ellemouton

Commit Message

graph/db: populate the graph cache in Start instead of during construction

In this commit, we move the graph cache population logic out of the
ChannelGraph constructor and into its Start method instead.

Pull Request Pull Request #9555: graph: extract cache from CRUD [6]

Run Details

34 of 54 new or added lines in 4 files covered. (62.96%)

27464 existing lines in 436 files now uncovered.

101095 of 204664 relevant lines covered (49.4%)

1.54 hits per line

Source File
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53.33

/lntypes/preimage.go

package lntypes

import (
        "crypto/sha256"
        "encoding/hex"
        "fmt"
)

// PreimageSize of array used to store preimagees.
const PreimageSize = 32

// Preimage is used in several of the lightning messages and common structures.
// It represents a payment preimage.
type Preimage [PreimageSize]byte

// String returns the Preimage as a hexadecimal string.
func (p Preimage) String() string {
        return hex.EncodeToString(p[:])
}

// MakePreimage returns a new Preimage from a bytes slice. An error is returned
// if the number of bytes passed in is not PreimageSize.
func MakePreimage(newPreimage []byte) (Preimage, error) {
        nhlen := len(newPreimage)
        if nhlen != PreimageSize {
                return Preimage{}, fmt.Errorf("invalid preimage length of %v, "+
                        "want %v", nhlen, PreimageSize)
        }

        var preimage Preimage
        copy(preimage[:], newPreimage)

        return preimage, nil
}

// MakePreimageFromStr creates a Preimage from a hex preimage string.
func MakePreimageFromStr(newPreimage string) (Preimage, error) {
        // Return error if preimage string is of incorrect length.
        if len(newPreimage) != PreimageSize*2 {
                return Preimage{}, fmt.Errorf("invalid preimage string length "+
                        "of %v, want %v", len(newPreimage), PreimageSize*2)
        }

        preimage, err := hex.DecodeString(newPreimage)
        if err != nil {
                return Preimage{}, err
        }

        return MakePreimage(preimage)
}

// Hash returns the sha256 hash of the preimage.
func (p *Preimage) Hash() Hash {
        return Hash(sha256.Sum256(p[:]))
}

// Matches returns whether this preimage is the preimage of the given hash.
func (p *Preimage) Matches(h Hash) bool {
        return h == p.Hash()
}

1	package lntypes
2
3	import (
4	"crypto/sha256"
5	"encoding/hex"
6	"fmt"
7	)
8
9	// PreimageSize of array used to store preimagees.
10	const PreimageSize = 32
11
12	// Preimage is used in several of the lightning messages and common structures.
13	// It represents a payment preimage.
14	type Preimage [PreimageSize]byte
15
16	// String returns the Preimage as a hexadecimal string.
17	func (p Preimage) String() string {	3✔
18	return hex.EncodeToString(p[:])	3✔
19	}	3✔
20
21	// MakePreimage returns a new Preimage from a bytes slice. An error is returned
22	// if the number of bytes passed in is not PreimageSize.
23	func MakePreimage(newPreimage []byte) (Preimage, error) {	3✔
24	nhlen := len(newPreimage)	3✔
25	if nhlen != PreimageSize {	3✔
UNCOV 26	return Preimage{}, fmt.Errorf("invalid preimage length of %v, "+	×
UNCOV 27	"want %v", nhlen, PreimageSize)	×
UNCOV 28	}	×
29
30	var preimage Preimage	3✔
31	copy(preimage[:], newPreimage)	3✔
32		3✔
33	return preimage, nil	3✔
34	}
35
36	// MakePreimageFromStr creates a Preimage from a hex preimage string.
UNCOV 37	func MakePreimageFromStr(newPreimage string) (Preimage, error) {	×
UNCOV 38	// Return error if preimage string is of incorrect length.	×
UNCOV 39	if len(newPreimage) != PreimageSize*2 {	×
40	return Preimage{}, fmt.Errorf("invalid preimage string length "+	×
41	"of %v, want %v", len(newPreimage), PreimageSize*2)	×
42	}	×
43
UNCOV 44	preimage, err := hex.DecodeString(newPreimage)	×
UNCOV 45	if err != nil {	×
46	return Preimage{}, err	×
47	}	×
48
UNCOV 49	return MakePreimage(preimage)	×
50	}
51
52	// Hash returns the sha256 hash of the preimage.
53	func (p *Preimage) Hash() Hash {	3✔
54	return Hash(sha256.Sum256(p[:]))	3✔
55	}	3✔
56
57	// Matches returns whether this preimage is the preimage of the given hash.
58	func (p *Preimage) Matches(h Hash) bool {	3✔
59	return h == p.Hash()	3✔
60	}	3✔

lightningnetwork / lnd / 13566028875

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