ClaimToTXO

This commit is contained in:
Jeffrey Picard 2022-01-14 17:40:08 -05:00
parent 4db595141a
commit ee4369c3bc
4 changed files with 188 additions and 10 deletions

View file

@ -285,20 +285,112 @@ type ClaimToTXOKey struct {
}
type ClaimToTXOValue struct {
TxNum int32 `json:"tx_num"`
Position int32 `json:"position"`
RootTxNum int32 `json:"root_tx_num"`
RootPosition int32 `json:"root_position"`
Amount int32 `json:"amount"`
TxNum uint32 `json:"tx_num"`
Position uint16 `json:"position"`
RootTxNum uint32 `json:"root_tx_num"`
RootPosition uint16 `json:"root_position"`
Amount uint64 `json:"amount"`
ChannelSignatureIsValid bool `json:"channel_signature_is_valid"`
Name string `json:"name"`
}
func (v *ClaimToTXOValue) NormalizedName() string {
//TODO implemented
//TODO implement
return v.Name
}
func (k *ClaimToTXOKey) PackKey() []byte {
prefixLen := 1
// b'>20s'
n := prefixLen + 20
key := make([]byte, n)
copy(key, k.Prefix)
copy(key[prefixLen:], k.ClaimHash[:20])
return key
}
func (v *ClaimToTXOValue) PackValue() []byte {
nameLen := len(v.Name)
n := 4 + 2 + 4 + 2 + 8 + 1 + 2 + nameLen
value := make([]byte, n)
binary.BigEndian.PutUint32(value, v.TxNum)
binary.BigEndian.PutUint16(value[4:], v.Position)
binary.BigEndian.PutUint32(value[6:], v.RootTxNum)
binary.BigEndian.PutUint16(value[10:], v.RootPosition)
binary.BigEndian.PutUint64(value[12:], v.Amount)
var bitSetVar uint8
if v.ChannelSignatureIsValid {
bitSetVar = 1
}
value[20] = bitSetVar
binary.BigEndian.PutUint16(value[21:], uint16(nameLen))
copy(value[23:], []byte(v.Name[:nameLen]))
return value
}
func ClaimToTXOKeyPackPartialNFields(nFields int) func(*ClaimToTXOKey) []byte {
return func(u *ClaimToTXOKey) []byte {
return ClaimToTXOKeyPackPartial(u, nFields)
}
}
func ClaimToTXOKeyPackPartial(k *ClaimToTXOKey, nFields int) []byte {
// Limit nFields between 0 and number of fields, we always at least need
// the prefix, and we never need to iterate past the number of fields.
if nFields > 1 {
nFields = 1
}
if nFields < 0 {
nFields = 0
}
// b'>4sLH'
prefixLen := 1
var n = prefixLen
for i := 0; i <= nFields; i++ {
switch i {
case 1:
n += 20
}
}
key := make([]byte, n)
for i := 0; i <= nFields; i++ {
switch i {
case 0:
copy(key, k.Prefix)
case 1:
copy(key[prefixLen:], k.ClaimHash[:20])
}
}
return key
}
func ClaimToTXOKeyUnpack(key []byte) *ClaimToTXOKey {
prefixLen := 1
return &ClaimToTXOKey{
Prefix: key[:prefixLen],
ClaimHash: key[prefixLen : prefixLen+20],
}
}
func ClaimToTXOValueUnpack(value []byte) *ClaimToTXOValue {
nameLen := binary.BigEndian.Uint16(value[21:])
return &ClaimToTXOValue{
TxNum: binary.BigEndian.Uint32(value),
Position: binary.BigEndian.Uint16(value[4:]),
RootTxNum: binary.BigEndian.Uint32(value[6:]),
RootPosition: binary.BigEndian.Uint16(value[10:]),
Amount: binary.BigEndian.Uint64(value[12:]),
ChannelSignatureIsValid: value[20] == 1,
Name: string(value[23 : 23+nameLen]),
}
}
/*
class TXOToClaimKey(typing.NamedTuple):
tx_num: int
@ -2390,7 +2482,7 @@ func UnpackGenericKey(key []byte) (byte, interface{}, error) {
return SupportToClaim, SupportToClaimKeyUnpack(key), nil
case ClaimToTXO:
return 0x0, nil, errors.Base("key unpack function for %v not implemented", firstByte)
return ClaimToTXO, ClaimToTXOKeyUnpack(key), nil
case TXOToClaim:
return TXOToClaim, TXOToClaimKeyUnpack(key), nil
@ -2461,7 +2553,7 @@ func UnpackGenericValue(key, value []byte) (byte, interface{}, error) {
return SupportToClaim, SupportToClaimValueUnpack(value), nil
case ClaimToTXO:
return 0x0, nil, errors.Base("value unpack not implemented for key %v", key)
return ClaimToTXO, ClaimToTXOValueUnpack(value), nil
case TXOToClaim:
return TXOToClaim, TXOToClaimValueUnpack(value), nil

View file

@ -44,6 +44,82 @@ func testInit(filePath string) (*grocksdb.DB, [][]string, func()) {
return db, records, toDefer
}
func TestClaimToTXO(t *testing.T) {
filePath := "../../resources/claim_to_txo.csv"
wOpts := grocksdb.NewDefaultWriteOptions()
db, records, toDefer := testInit(filePath)
defer toDefer()
for _, record := range records {
key, err := hex.DecodeString(record[0])
if err != nil {
log.Println(err)
}
val, err := hex.DecodeString(record[1])
if err != nil {
log.Println(err)
}
db.Put(wOpts, key, val)
}
// test prefix
options := dbpkg.NewIterateOptions().WithPrefix([]byte{prefixes.ClaimToTXO}).WithIncludeValue(true)
ch := dbpkg.Iter(db, options)
var i = 0
for kv := range ch {
// log.Println(kv.Key)
gotKey := kv.Key.(*prefixes.ClaimToTXOKey).PackKey()
keyPartial1 := prefixes.ClaimToTXOKeyPackPartial(kv.Key.(*prefixes.ClaimToTXOKey), 1)
// Check pack partial for sanity
if !bytes.HasPrefix(gotKey, keyPartial1) {
t.Errorf("%+v should be prefix of %+v\n", keyPartial1, gotKey)
}
got := kv.Value.(*prefixes.ClaimToTXOValue).PackValue()
wantKey, err := hex.DecodeString(records[i][0])
if err != nil {
log.Println(err)
}
want, err := hex.DecodeString(records[i][1])
if err != nil {
log.Println(err)
}
if !bytes.Equal(gotKey, wantKey) {
t.Errorf("gotKey: %+v, wantKey: %+v\n", got, want)
}
if !bytes.Equal(got, want) {
t.Errorf("got: %+v, want: %+v\n", got, want)
}
i++
}
// Test start / stop
start, err := hex.DecodeString(records[0][0])
if err != nil {
log.Println(err)
}
stop, err := hex.DecodeString(records[9][0])
if err != nil {
log.Println(err)
}
options2 := dbpkg.NewIterateOptions().WithStart(start).WithStop(stop).WithIncludeValue(true)
ch2 := dbpkg.Iter(db, options2)
i = 0
for kv := range ch2 {
got := kv.Value.(*prefixes.ClaimToTXOValue).PackValue()
want, err := hex.DecodeString(records[i][1])
if err != nil {
log.Println(err)
}
if !bytes.Equal(got, want) {
t.Errorf("got: %+v, want: %+v\n", got, want)
}
i++
}
}
func TestTXOToClaim(t *testing.T) {
filePath := "../../resources/txo_to_claim.csv"

View file

@ -38,7 +38,7 @@ func main() {
options := &db.IterOptions{
FillCache: false,
Prefix: []byte{prefixes.TXOToClaim},
Prefix: []byte{prefixes.ClaimToTXO},
Start: nil,
Stop: nil,
IncludeStart: true,
@ -49,7 +49,7 @@ func main() {
RawValue: true,
}
db.ReadWriteRawN(dbVal, options, "./resources/txo_to_claim.csv", 10)
db.ReadWriteRawN(dbVal, options, "./resources/claim_to_txo.csv", 10)
return
}

View file

@ -0,0 +1,10 @@
45000000a420c44374f4f399ab4807fa1901eefc87,0297ec2100000297ec21000000000000000f42400100246167656e63652d64c3a974727569742c2d6e6f7576656175782d736b696e732d6c65616b
45000000c27eef5ea69e0d73f118826c7e326bb469,00371d66000000371d660000000000001dcd650001000e4d696e696174757265486f757365
4500000110e40894573f528c393fbcec7a472ec853,01516b32000001516b3200000000000000989680010021696f2d3137372d4e6f616d2d43686f6d736b792d6f6e2d434f494e54454c50524f
4500000324e40fcb63a0b517a3660645e9bd99244a,030bb6ba0000030bb6ba000000000000000f424001001b436f6e616e2d4578696c65732d526169642d4561726c792d457261
45000003d1538a0f19f5cd4bc1a62cc294f5c89934,011c7c990000011c7c99000000000000000f424001001130322d636172726167652d68616e646c65
45000008d47beeff8325e795a8604226145b01702b,02dbb2a2000002dbb2a2000000000000000186a001001039643336363661336161313231376138
4500000906499e073e94370ceff37cb21c28212444,0369842d00000369842d000000000000000186a001001033333465356465363139306534323466
45000009c3172e034a255f3c03566dca84bb9f046a,0225c69c000002251b0f0000000000000007a120010028617574686f722d73746f726965732d706f64636173742d657069736f64652d3734332d6b6172656e
45000009ca6e0caaaef16872b4bd4f6f1b8c2363e2,02b16956000002b16956000000000000000f4240010027554e2d504f55522d43454e542d28312d292d28536f72616c2c2d4162c3a963c3a9646169726529
4500000ad9ded2e15d18987900d09e9b29ef33d03e,02c972b3000002c972b3000000000000000186a0010006313331333333
1 45000000a420c44374f4f399ab4807fa1901eefc87 0297ec2100000297ec21000000000000000f42400100246167656e63652d64c3a974727569742c2d6e6f7576656175782d736b696e732d6c65616b
2 45000000c27eef5ea69e0d73f118826c7e326bb469 00371d66000000371d660000000000001dcd650001000e4d696e696174757265486f757365
3 4500000110e40894573f528c393fbcec7a472ec853 01516b32000001516b3200000000000000989680010021696f2d3137372d4e6f616d2d43686f6d736b792d6f6e2d434f494e54454c50524f
4 4500000324e40fcb63a0b517a3660645e9bd99244a 030bb6ba0000030bb6ba000000000000000f424001001b436f6e616e2d4578696c65732d526169642d4561726c792d457261
5 45000003d1538a0f19f5cd4bc1a62cc294f5c89934 011c7c990000011c7c99000000000000000f424001001130322d636172726167652d68616e646c65
6 45000008d47beeff8325e795a8604226145b01702b 02dbb2a2000002dbb2a2000000000000000186a001001039643336363661336161313231376138
7 4500000906499e073e94370ceff37cb21c28212444 0369842d00000369842d000000000000000186a001001033333465356465363139306534323466
8 45000009c3172e034a255f3c03566dca84bb9f046a 0225c69c000002251b0f0000000000000007a120010028617574686f722d73746f726965732d706f64636173742d657069736f64652d3734332d6b6172656e
9 45000009ca6e0caaaef16872b4bd4f6f1b8c2363e2 02b16956000002b16956000000000000000f4240010027554e2d504f55522d43454e542d28312d292d28536f72616c2c2d4162c3a963c3a9646169726529
10 4500000ad9ded2e15d18987900d09e9b29ef33d03e 02c972b3000002c972b3000000000000000186a0010006313331333333