15561477203

Committed 10 Jun 2025 01:54PM UTC coverage: 58.351% (-10.1%) from 68.487%

Build # 15561477203

Build Type

Pull #9356

github

Committed by

web-flow

Commit Message

Merge 6440b25db into c6d6d4c0b

Pull Request Pull Request #9356: lnrpc: add incoming/outgoing channel ids filter to forwarding history request

Run Details

33 of 36 new or added lines in 2 files covered. (91.67%)

28366 existing lines in 455 files now uncovered.

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63.46

/chanacceptor/merge.go

package chanacceptor

import (
        "bytes"
        "fmt"

        "github.com/btcsuite/btcd/btcutil"
        "github.com/lightningnetwork/lnd/lnwire"
)

const (
        // We use field names in our errors for more readable errors. Create
        // consts for them here so that we can exactly match in our unit tests.
        fieldCSV             = "csv delay"
        fieldHtlcLimit       = "htlc limit"
        fieldMinDep          = "min depth"
        fieldReserve         = "reserve"
        fieldMinIn           = "min htlc in"
        fieldInFlightTotal   = "in flight total"
        fieldUpfrontShutdown = "upfront shutdown"
)

var (
        errZeroConf = fmt.Errorf("zero-conf set with non-zero min-depth")
)

// fieldMismatchError returns a merge error for a named field when we get two
// channel acceptor responses which have different values set.
func fieldMismatchError(name string, current, newValue interface{}) error {
        return fmt.Errorf("multiple values set for: %v, %v and %v",
                name, current, newValue)
}

// mergeBool merges two boolean values.
func mergeBool(current, newValue bool) bool {
        // If either is true, return true. It is not possible to have different
        // "non-zero" values like the other cases.
        return current || newValue
}

// mergeInt64 merges two int64 values, failing if they have different non-zero
// values.
func mergeInt64(name string, current, newValue int64) (int64, error) {
        switch {
        case current == 0:
                return newValue, nil

        case newValue == 0:
                return current, nil

        case current != newValue:
                return 0, fieldMismatchError(name, current, newValue)

        default:
                return newValue, nil
        }
}

// mergeMillisatoshi merges two msat values, failing if they have different
// non-zero values.
func mergeMillisatoshi(name string, current,
        newValue lnwire.MilliSatoshi) (lnwire.MilliSatoshi, error) {

        switch {
        case current == 0:
                return newValue, nil

        case newValue == 0:
                return current, nil

        case current != newValue:
                return 0, fieldMismatchError(name, current, newValue)

        default:
                return newValue, nil
        }
}

// mergeDeliveryAddress merges two delivery address values, failing if they have
// different non-zero values.
func mergeDeliveryAddress(name string, current,
        newValue lnwire.DeliveryAddress) (lnwire.DeliveryAddress, error) {

        switch {
        case current == nil:
                return newValue, nil

        case newValue == nil:
                return current, nil

        case !bytes.Equal(current, newValue):
                return nil, fieldMismatchError(name, current, newValue)

        default:
                return newValue, nil
        }
}

// mergeResponse takes two channel accept responses, and attempts to merge their
// fields, failing if any fields conflict (are non-zero and not equal). It
// returns a new response that has all the merged fields in it.
func mergeResponse(current,
        newValue ChannelAcceptResponse) (ChannelAcceptResponse, error) {

        csv, err := mergeInt64(
                fieldCSV, int64(current.CSVDelay), int64(newValue.CSVDelay),
        )
        if err != nil {
                return current, err
        }
        current.CSVDelay = uint16(csv)

        htlcLimit, err := mergeInt64(
                fieldHtlcLimit, int64(current.HtlcLimit),
                int64(newValue.HtlcLimit),
        )
        if err != nil {
                return current, err
        }
        current.HtlcLimit = uint16(htlcLimit)

        minDepth, err := mergeInt64(
                fieldMinDep, int64(current.MinAcceptDepth),
                int64(newValue.MinAcceptDepth),
        )
        if err != nil {
                return current, err
        }
        current.MinAcceptDepth = uint16(minDepth)

        current.ZeroConf = mergeBool(current.ZeroConf, newValue.ZeroConf)

        // Assert that if zero-conf is set, min-depth is zero.
        if current.ZeroConf && current.MinAcceptDepth != 0 {
                return current, errZeroConf
        }

        reserve, err := mergeInt64(
                fieldReserve, int64(current.Reserve), int64(newValue.Reserve),
        )
        if err != nil {
                return current, err
        }
        current.Reserve = btcutil.Amount(reserve)

        current.MinHtlcIn, err = mergeMillisatoshi(
                fieldMinIn, current.MinHtlcIn, newValue.MinHtlcIn,
        )
        if err != nil {
                return current, err
        }

        current.InFlightTotal, err = mergeMillisatoshi(
                fieldInFlightTotal, current.InFlightTotal,
                newValue.InFlightTotal,
        )
        if err != nil {
                return current, err
        }

        current.UpfrontShutdown, err = mergeDeliveryAddress(
                fieldUpfrontShutdown, current.UpfrontShutdown,
                newValue.UpfrontShutdown,
        )
        if err != nil {
                return current, err
        }

        return current, nil
}

1	package chanacceptor
2
3	import (
4	"bytes"
5	"fmt"
6
7	"github.com/btcsuite/btcd/btcutil"
8	"github.com/lightningnetwork/lnd/lnwire"
9	)
10
11	const (
12	// We use field names in our errors for more readable errors. Create
13	// consts for them here so that we can exactly match in our unit tests.
14	fieldCSV = "csv delay"
15	fieldHtlcLimit = "htlc limit"
16	fieldMinDep = "min depth"
17	fieldReserve = "reserve"
18	fieldMinIn = "min htlc in"
19	fieldInFlightTotal = "in flight total"
20	fieldUpfrontShutdown = "upfront shutdown"
21	)
22
23	var (
24	errZeroConf = fmt.Errorf("zero-conf set with non-zero min-depth")
25	)
26
27	// fieldMismatchError returns a merge error for a named field when we get two
28	// channel acceptor responses which have different values set.
UNCOV 29	func fieldMismatchError(name string, current, newValue interface{}) error {	×
UNCOV 30	return fmt.Errorf("multiple values set for: %v, %v and %v",	×
UNCOV 31	name, current, newValue)	×
UNCOV 32	}	×
33
34	// mergeBool merges two boolean values.
35	func mergeBool(current, newValue bool) bool {	3✔
36	// If either is true, return true. It is not possible to have different	3✔
37	// "non-zero" values like the other cases.	3✔
38	return current \|\| newValue	3✔
39	}	3✔
40
41	// mergeInt64 merges two int64 values, failing if they have different non-zero
42	// values.
43	func mergeInt64(name string, current, newValue int64) (int64, error) {	3✔
44	switch {	3✔
45	case current == 0:	3✔
46	return newValue, nil	3✔
47
UNCOV 48	case newValue == 0:	×
UNCOV 49	return current, nil	×
50
UNCOV 51	case current != newValue:	×
UNCOV 52	return 0, fieldMismatchError(name, current, newValue)	×
53
UNCOV 54	default:	×
UNCOV 55	return newValue, nil	×
56	}
57	}
58
59	// mergeMillisatoshi merges two msat values, failing if they have different
60	// non-zero values.
61	func mergeMillisatoshi(name string, current,
62	newValue lnwire.MilliSatoshi) (lnwire.MilliSatoshi, error) {	3✔
63		3✔
64	switch {	3✔
65	case current == 0:	3✔
66	return newValue, nil	3✔
67
UNCOV 68	case newValue == 0:	×
UNCOV 69	return current, nil	×
70
UNCOV 71	case current != newValue:	×
UNCOV 72	return 0, fieldMismatchError(name, current, newValue)	×
73
UNCOV 74	default:	×
UNCOV 75	return newValue, nil	×
76	}
77	}
78
79	// mergeDeliveryAddress merges two delivery address values, failing if they have
80	// different non-zero values.
81	func mergeDeliveryAddress(name string, current,
82	newValue lnwire.DeliveryAddress) (lnwire.DeliveryAddress, error) {	3✔
83		3✔
84	switch {	3✔
85	case current == nil:	3✔
86	return newValue, nil	3✔
87
UNCOV 88	case newValue == nil:	×
UNCOV 89	return current, nil	×
90
UNCOV 91	case !bytes.Equal(current, newValue):	×
UNCOV 92	return nil, fieldMismatchError(name, current, newValue)	×
93
UNCOV 94	default:	×
UNCOV 95	return newValue, nil	×
96	}
97	}
98
99	// mergeResponse takes two channel accept responses, and attempts to merge their
100	// fields, failing if any fields conflict (are non-zero and not equal). It
101	// returns a new response that has all the merged fields in it.
102	func mergeResponse(current,
103	newValue ChannelAcceptResponse) (ChannelAcceptResponse, error) {	3✔
104		3✔
105	csv, err := mergeInt64(	3✔
106	fieldCSV, int64(current.CSVDelay), int64(newValue.CSVDelay),	3✔
107	)	3✔
108	if err != nil {	3✔
UNCOV 109	return current, err	×
UNCOV 110	}	×
111	current.CSVDelay = uint16(csv)	3✔
112		3✔
113	htlcLimit, err := mergeInt64(	3✔
114	fieldHtlcLimit, int64(current.HtlcLimit),	3✔
115	int64(newValue.HtlcLimit),	3✔
116	)	3✔
117	if err != nil {	3✔
UNCOV 118	return current, err	×
UNCOV 119	}	×
120	current.HtlcLimit = uint16(htlcLimit)	3✔
121		3✔
122	minDepth, err := mergeInt64(	3✔
123	fieldMinDep, int64(current.MinAcceptDepth),	3✔
124	int64(newValue.MinAcceptDepth),	3✔
125	)	3✔
126	if err != nil {	3✔
UNCOV 127	return current, err	×
UNCOV 128	}	×
129	current.MinAcceptDepth = uint16(minDepth)	3✔
130		3✔
131	current.ZeroConf = mergeBool(current.ZeroConf, newValue.ZeroConf)	3✔
132		3✔
133	// Assert that if zero-conf is set, min-depth is zero.	3✔
134	if current.ZeroConf && current.MinAcceptDepth != 0 {	3✔
UNCOV 135	return current, errZeroConf	×
UNCOV 136	}	×
137
138	reserve, err := mergeInt64(	3✔
139	fieldReserve, int64(current.Reserve), int64(newValue.Reserve),	3✔
140	)	3✔
141	if err != nil {	3✔
UNCOV 142	return current, err	×
UNCOV 143	}	×
144	current.Reserve = btcutil.Amount(reserve)	3✔
145		3✔
146	current.MinHtlcIn, err = mergeMillisatoshi(	3✔
147	fieldMinIn, current.MinHtlcIn, newValue.MinHtlcIn,	3✔
148	)	3✔
149	if err != nil {	3✔
UNCOV 150	return current, err	×
UNCOV 151	}	×
152
153	current.InFlightTotal, err = mergeMillisatoshi(	3✔
154	fieldInFlightTotal, current.InFlightTotal,	3✔
155	newValue.InFlightTotal,	3✔
156	)	3✔
157	if err != nil {	3✔
UNCOV 158	return current, err	×
UNCOV 159	}	×
160
161	current.UpfrontShutdown, err = mergeDeliveryAddress(	3✔
162	fieldUpfrontShutdown, current.UpfrontShutdown,	3✔
163	newValue.UpfrontShutdown,	3✔
164	)	3✔
165	if err != nil {	3✔
UNCOV 166	return current, err	×
UNCOV 167	}	×
168
169	return current, nil	3✔
170	}

lightningnetwork / lnd / 15561477203

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