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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0.0

/channeldb/migration/lnwire21/short_channel_id.go

package lnwire

import (
        "fmt"
)

// ShortChannelID represents the set of data which is needed to retrieve all
// necessary data to validate the channel existence.
type ShortChannelID struct {
        // BlockHeight is the height of the block where funding transaction
        // located.
        //
        // NOTE: This field is limited to 3 bytes.
        BlockHeight uint32

        // TxIndex is a position of funding transaction within a block.
        //
        // NOTE: This field is limited to 3 bytes.
        TxIndex uint32

        // TxPosition indicating transaction output which pays to the channel.
        TxPosition uint16
}

// NewShortChanIDFromInt returns a new ShortChannelID which is the decoded
// version of the compact channel ID encoded within the uint64. The format of
// the compact channel ID is as follows: 3 bytes for the block height, 3 bytes
// for the transaction index, and 2 bytes for the output index.
func NewShortChanIDFromInt(chanID uint64) ShortChannelID {
        return ShortChannelID{
                BlockHeight: uint32(chanID >> 40),
                TxIndex:     uint32(chanID>>16) & 0xFFFFFF,
                TxPosition:  uint16(chanID),
        }
}

// ToUint64 converts the ShortChannelID into a compact format encoded within a
// uint64 (8 bytes).
func (c ShortChannelID) ToUint64() uint64 {
        // TODO(roasbeef): explicit error on overflow?
        return ((uint64(c.BlockHeight) << 40) | (uint64(c.TxIndex) << 16) |
                (uint64(c.TxPosition)))
}

// String generates a human-readable representation of the channel ID.
func (c ShortChannelID) String() string {
        return fmt.Sprintf("%d:%d:%d", c.BlockHeight, c.TxIndex, c.TxPosition)
}

1	package lnwire
2
3	import (
4	"fmt"
5	)
6
7	// ShortChannelID represents the set of data which is needed to retrieve all
8	// necessary data to validate the channel existence.
9	type ShortChannelID struct {
10	// BlockHeight is the height of the block where funding transaction
11	// located.
12	//
13	// NOTE: This field is limited to 3 bytes.
14	BlockHeight uint32
15
16	// TxIndex is a position of funding transaction within a block.
17	//
18	// NOTE: This field is limited to 3 bytes.
19	TxIndex uint32
20
21	// TxPosition indicating transaction output which pays to the channel.
22	TxPosition uint16
23	}
24
25	// NewShortChanIDFromInt returns a new ShortChannelID which is the decoded
26	// version of the compact channel ID encoded within the uint64. The format of
27	// the compact channel ID is as follows: 3 bytes for the block height, 3 bytes
28	// for the transaction index, and 2 bytes for the output index.
UNCOV 29	func NewShortChanIDFromInt(chanID uint64) ShortChannelID {	×
UNCOV 30	return ShortChannelID{	×
UNCOV 31	BlockHeight: uint32(chanID >> 40),	×
UNCOV 32	TxIndex: uint32(chanID>>16) & 0xFFFFFF,	×
UNCOV 33	TxPosition: uint16(chanID),	×
UNCOV 34	}	×
UNCOV 35	}	×
36
37	// ToUint64 converts the ShortChannelID into a compact format encoded within a
38	// uint64 (8 bytes).
UNCOV 39	func (c ShortChannelID) ToUint64() uint64 {	×
UNCOV 40	// TODO(roasbeef): explicit error on overflow?	×
UNCOV 41	return ((uint64(c.BlockHeight) << 40) \| (uint64(c.TxIndex) << 16) \|	×
UNCOV 42	(uint64(c.TxPosition)))	×
UNCOV 43	}	×
44
45	// String generates a human-readable representation of the channel ID.
46	func (c ShortChannelID) String() string {	×
47	return fmt.Sprintf("%d:%d:%d", c.BlockHeight, c.TxIndex, c.TxPosition)	×
48	}	×

lightningnetwork / lnd / 13566028875

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