619 lines
17 KiB
Go
619 lines
17 KiB
Go
package db
|
|
|
|
// db_get.go contains the basic access functions to the database.
|
|
|
|
import (
|
|
"encoding/hex"
|
|
"fmt"
|
|
"log"
|
|
|
|
"github.com/lbryio/hub/db/prefixes"
|
|
"github.com/linxGnu/grocksdb"
|
|
)
|
|
|
|
// GetExpirationHeight returns the expiration height for the given height. Uses
|
|
// the original claim expiration time.
|
|
func GetExpirationHeight(lastUpdatedHeight uint32) uint32 {
|
|
return GetExpirationHeightFull(lastUpdatedHeight, false)
|
|
}
|
|
|
|
// GetExpirationHeightFull returns the expiration height for the given height.
|
|
// Takes boolean to indicated whether to use extended or original expiration time.
|
|
func GetExpirationHeightFull(lastUpdatedHeight uint32, extended bool) uint32 {
|
|
if extended {
|
|
return lastUpdatedHeight + ExtendedClaimExpirationTime
|
|
}
|
|
if lastUpdatedHeight < ExtendedClaimExpirationForkHeight {
|
|
return lastUpdatedHeight + OriginalClaimExpirationTime
|
|
}
|
|
return lastUpdatedHeight + ExtendedClaimExpirationTime
|
|
}
|
|
|
|
// EnsureHandle is a helper function to ensure that the db has a handle to the given column family.
|
|
func (db *ReadOnlyDBColumnFamily) EnsureHandle(prefix byte) (*grocksdb.ColumnFamilyHandle, error) {
|
|
cfName := string(prefix)
|
|
handle := db.Handles[cfName]
|
|
if handle == nil {
|
|
return nil, fmt.Errorf("%s handle not found", cfName)
|
|
}
|
|
return handle, nil
|
|
}
|
|
|
|
// GetBlockHash returns the block hash for the given height.
|
|
func (db *ReadOnlyDBColumnFamily) GetBlockHash(height uint32) ([]byte, error) {
|
|
handle, err := db.EnsureHandle(prefixes.BlockHash)
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
|
|
key := prefixes.NewBlockHashKey(height)
|
|
rawKey := key.PackKey()
|
|
slice, err := db.DB.GetCF(db.Opts, handle, rawKey)
|
|
defer slice.Free()
|
|
if err != nil {
|
|
return nil, err
|
|
} else if slice.Size() == 0 {
|
|
return nil, err
|
|
}
|
|
|
|
rawValue := make([]byte, len(slice.Data()))
|
|
copy(rawValue, slice.Data())
|
|
return rawValue, nil
|
|
}
|
|
|
|
func (db *ReadOnlyDBColumnFamily) GetHeader(height uint32) ([]byte, error) {
|
|
handle, err := db.EnsureHandle(prefixes.Header)
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
|
|
key := prefixes.NewHeaderKey(height)
|
|
rawKey := key.PackKey()
|
|
slice, err := db.DB.GetCF(db.Opts, handle, rawKey)
|
|
defer slice.Free()
|
|
if err != nil {
|
|
return nil, err
|
|
} else if slice.Size() == 0 {
|
|
return nil, err
|
|
}
|
|
|
|
rawValue := make([]byte, len(slice.Data()))
|
|
copy(rawValue, slice.Data())
|
|
return rawValue, nil
|
|
}
|
|
|
|
// GetStreamsAndChannelRepostedByChannelHashes returns a map of streams and channel hashes that are reposted by the given channel hashes.
|
|
func (db *ReadOnlyDBColumnFamily) GetStreamsAndChannelRepostedByChannelHashes(reposterChannelHashes [][]byte) (map[string][]byte, map[string][]byte, error) {
|
|
handle, err := db.EnsureHandle(prefixes.ChannelToClaim)
|
|
if err != nil {
|
|
return nil, nil, err
|
|
}
|
|
|
|
streams := make(map[string][]byte)
|
|
channels := make(map[string][]byte)
|
|
|
|
for _, reposterChannelHash := range reposterChannelHashes {
|
|
key := prefixes.NewChannelToClaimKeyWHash(reposterChannelHash)
|
|
rawKeyPrefix := prefixes.ChannelToClaimKeyPackPartial(key, 1)
|
|
options := NewIterateOptions().WithCfHandle(handle).WithPrefix(rawKeyPrefix)
|
|
options = options.WithIncludeKey(false).WithIncludeValue(true)
|
|
ch := IterCF(db.DB, options)
|
|
// for stream := range Iterate(db.DB, prefixes.ChannelToClaim, []byte{reposterChannelHash}, false) {
|
|
for stream := range ch {
|
|
value := stream.Value.(*prefixes.ChannelToClaimValue)
|
|
repost, err := db.GetRepost(value.ClaimHash)
|
|
if err != nil {
|
|
return nil, nil, err
|
|
}
|
|
if repost != nil {
|
|
txo, err := db.GetClaimTxo(repost)
|
|
if err != nil {
|
|
return nil, nil, err
|
|
}
|
|
if txo != nil {
|
|
repostStr := hex.EncodeToString(repost)
|
|
if normalName := txo.NormalizedName(); len(normalName) > 0 && normalName[0] == '@' {
|
|
channels[repostStr] = reposterChannelHash
|
|
} else {
|
|
streams[repostStr] = reposterChannelHash
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
return streams, channels, nil
|
|
}
|
|
|
|
// GetClaimsInChannelCount returns the number of claims in the given channel.
|
|
func (db *ReadOnlyDBColumnFamily) GetClaimsInChannelCount(channelHash []byte) (uint32, error) {
|
|
handle, err := db.EnsureHandle(prefixes.ChannelCount)
|
|
if err != nil {
|
|
return 0, err
|
|
}
|
|
|
|
key := prefixes.NewChannelCountKey(channelHash)
|
|
rawKey := key.PackKey()
|
|
|
|
slice, err := db.DB.GetCF(db.Opts, handle, rawKey)
|
|
defer slice.Free()
|
|
if err != nil {
|
|
return 0, err
|
|
} else if slice.Size() == 0 {
|
|
return 0, nil
|
|
}
|
|
|
|
rawValue := make([]byte, len(slice.Data()))
|
|
copy(rawValue, slice.Data())
|
|
value := prefixes.ChannelCountValueUnpack(rawValue)
|
|
|
|
return value.Count, nil
|
|
}
|
|
|
|
func (db *ReadOnlyDBColumnFamily) GetShortClaimIdUrl(name string, normalizedName string, claimHash []byte, rootTxNum uint32, rootPosition uint16) (string, error) {
|
|
prefix := []byte{prefixes.ClaimShortIdPrefix}
|
|
handle, err := db.EnsureHandle(prefixes.ClaimShortIdPrefix)
|
|
if err != nil {
|
|
return "", err
|
|
}
|
|
|
|
claimId := hex.EncodeToString(claimHash)
|
|
claimIdLen := len(claimId)
|
|
for prefixLen := 0; prefixLen < 10; prefixLen++ {
|
|
var j int = prefixLen + 1
|
|
if j > claimIdLen {
|
|
j = claimIdLen
|
|
}
|
|
partialClaimId := claimId[:j]
|
|
partialKey := prefixes.NewClaimShortIDKey(normalizedName, partialClaimId)
|
|
log.Printf("partialKey: %#v\n", partialKey)
|
|
keyPrefix := prefixes.ClaimShortIDKeyPackPartial(partialKey, 2)
|
|
// Prefix and handle
|
|
options := NewIterateOptions().WithPrefix(prefix).WithCfHandle(handle)
|
|
// Start and stop bounds
|
|
options = options.WithStart(keyPrefix).WithStop(keyPrefix)
|
|
// Don't include the key
|
|
options = options.WithIncludeValue(false)
|
|
|
|
ch := IterCF(db.DB, options)
|
|
row := <-ch
|
|
if row == nil {
|
|
continue
|
|
}
|
|
|
|
key := row.Key.(*prefixes.ClaimShortIDKey)
|
|
if key.RootTxNum == rootTxNum && key.RootPosition == rootPosition {
|
|
return fmt.Sprintf("%s#%s", name, key.PartialClaimId), nil
|
|
}
|
|
}
|
|
return "", nil
|
|
}
|
|
|
|
func (db *ReadOnlyDBColumnFamily) GetRepost(claimHash []byte) ([]byte, error) {
|
|
handle, err := db.EnsureHandle(prefixes.Repost)
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
|
|
key := prefixes.NewRepostKey(claimHash)
|
|
rawKey := key.PackKey()
|
|
slice, err := db.DB.GetCF(db.Opts, handle, rawKey)
|
|
defer slice.Free()
|
|
if err != nil {
|
|
return nil, err
|
|
} else if slice.Size() == 0 {
|
|
return nil, nil
|
|
}
|
|
|
|
rawValue := make([]byte, len(slice.Data()))
|
|
copy(rawValue, slice.Data())
|
|
value := prefixes.RepostValueUnpack(rawValue)
|
|
return value.RepostedClaimHash, nil
|
|
}
|
|
|
|
func (db *ReadOnlyDBColumnFamily) GetRepostedCount(claimHash []byte) (int, error) {
|
|
handle, err := db.EnsureHandle(prefixes.RepostedClaim)
|
|
if err != nil {
|
|
return 0, err
|
|
}
|
|
|
|
key := prefixes.NewRepostedKey(claimHash)
|
|
keyPrefix := prefixes.RepostedKeyPackPartial(key, 1)
|
|
// Prefix and handle
|
|
options := NewIterateOptions().WithPrefix(keyPrefix).WithCfHandle(handle)
|
|
// Start and stop bounds
|
|
// options = options.WithStart(keyPrefix)
|
|
// Don't include the key
|
|
options = options.WithIncludeValue(false)
|
|
|
|
var i int = 0
|
|
ch := IterCF(db.DB, options)
|
|
|
|
for range ch {
|
|
i++
|
|
}
|
|
|
|
return i, nil
|
|
}
|
|
|
|
func (db *ReadOnlyDBColumnFamily) GetChannelForClaim(claimHash []byte, txNum uint32, position uint16) ([]byte, error) {
|
|
handle, err := db.EnsureHandle(prefixes.ClaimToChannel)
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
|
|
key := prefixes.NewClaimToChannelKey(claimHash, txNum, position)
|
|
rawKey := key.PackKey()
|
|
slice, err := db.DB.GetCF(db.Opts, handle, rawKey)
|
|
defer slice.Free()
|
|
if err != nil {
|
|
return nil, err
|
|
} else if slice.Size() == 0 {
|
|
return nil, nil
|
|
}
|
|
|
|
rawValue := make([]byte, len(slice.Data()))
|
|
copy(rawValue, slice.Data())
|
|
value := prefixes.ClaimToChannelValueUnpack(rawValue)
|
|
return value.SigningHash, nil
|
|
}
|
|
|
|
func (db *ReadOnlyDBColumnFamily) GetActiveAmount(claimHash []byte, txoType uint8, height uint32) (uint64, error) {
|
|
handle, err := db.EnsureHandle(prefixes.ActiveAmount)
|
|
if err != nil {
|
|
return 0, err
|
|
}
|
|
|
|
startKey := prefixes.NewActiveAmountKey(claimHash, txoType, 0)
|
|
endKey := prefixes.NewActiveAmountKey(claimHash, txoType, height)
|
|
|
|
startKeyRaw := prefixes.ActiveAmountKeyPackPartial(startKey, 3)
|
|
endKeyRaw := prefixes.ActiveAmountKeyPackPartial(endKey, 3)
|
|
// Prefix and handle
|
|
options := NewIterateOptions().WithPrefix([]byte{prefixes.ActiveAmount}).WithCfHandle(handle)
|
|
// Start and stop bounds
|
|
options = options.WithStart(startKeyRaw).WithStop(endKeyRaw)
|
|
// Don't include the key
|
|
options = options.WithIncludeKey(false).WithIncludeValue(true)
|
|
|
|
ch := IterCF(db.DB, options)
|
|
var sum uint64 = 0
|
|
for kv := range ch {
|
|
sum += kv.Value.(*prefixes.ActiveAmountValue).Amount
|
|
}
|
|
|
|
return sum, nil
|
|
}
|
|
|
|
func (db *ReadOnlyDBColumnFamily) GetEffectiveAmount(claimHash []byte, supportOnly bool) (uint64, error) {
|
|
supportAmount, err := db.GetActiveAmount(claimHash, prefixes.ActivatedSupportTXOType, db.Height+1)
|
|
if err != nil {
|
|
return 0, err
|
|
}
|
|
|
|
if supportOnly {
|
|
return supportAmount, nil
|
|
}
|
|
|
|
activationAmount, err := db.GetActiveAmount(claimHash, prefixes.ActivateClaimTXOType, db.Height+1)
|
|
if err != nil {
|
|
return 0, err
|
|
}
|
|
|
|
return activationAmount + supportAmount, nil
|
|
}
|
|
|
|
func (db *ReadOnlyDBColumnFamily) GetSupportAmount(claimHash []byte) (uint64, error) {
|
|
handle, err := db.EnsureHandle(prefixes.SupportAmount)
|
|
if err != nil {
|
|
return 0, err
|
|
}
|
|
|
|
key := prefixes.NewSupportAmountKey(claimHash)
|
|
rawKey := key.PackKey()
|
|
slice, err := db.DB.GetCF(db.Opts, handle, rawKey)
|
|
defer slice.Free()
|
|
if err != nil {
|
|
return 0, err
|
|
} else if slice.Size() == 0 {
|
|
return 0, nil
|
|
}
|
|
|
|
rawValue := make([]byte, len(slice.Data()))
|
|
copy(rawValue, slice.Data())
|
|
value := prefixes.SupportAmountValueUnpack(rawValue)
|
|
return value.Amount, nil
|
|
}
|
|
|
|
func (db *ReadOnlyDBColumnFamily) GetTxHash(txNum uint32) ([]byte, error) {
|
|
// TODO: caching
|
|
handle, err := db.EnsureHandle(prefixes.TxHash)
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
|
|
key := prefixes.NewTxHashKey(txNum)
|
|
rawKey := key.PackKey()
|
|
slice, err := db.DB.GetCF(db.Opts, handle, rawKey)
|
|
defer slice.Free()
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
if slice.Size() == 0 {
|
|
return nil, nil
|
|
}
|
|
|
|
rawValue := make([]byte, len(slice.Data()))
|
|
copy(rawValue, slice.Data())
|
|
return rawValue, nil
|
|
}
|
|
|
|
func (db *ReadOnlyDBColumnFamily) GetActivation(txNum uint32, postition uint16) (uint32, error) {
|
|
return db.GetActivationFull(txNum, postition, false)
|
|
}
|
|
|
|
func (db *ReadOnlyDBColumnFamily) GetActivationFull(txNum uint32, postition uint16, isSupport bool) (uint32, error) {
|
|
var typ uint8
|
|
|
|
handle, err := db.EnsureHandle(prefixes.ActivatedClaimAndSupport)
|
|
if err != nil {
|
|
return 0, err
|
|
}
|
|
|
|
if isSupport {
|
|
typ = prefixes.ActivatedSupportTXOType
|
|
} else {
|
|
typ = prefixes.ActivateClaimTXOType
|
|
}
|
|
|
|
key := prefixes.NewActivationKey(typ, txNum, postition)
|
|
rawKey := key.PackKey()
|
|
slice, err := db.DB.GetCF(db.Opts, handle, rawKey)
|
|
defer slice.Free()
|
|
if err != nil {
|
|
return 0, err
|
|
}
|
|
rawValue := make([]byte, len(slice.Data()))
|
|
copy(rawValue, slice.Data())
|
|
value := prefixes.ActivationValueUnpack(rawValue)
|
|
// Does this need to explicitly return an int64, in case the uint32 overflows the max of an int?
|
|
return value.Height, nil
|
|
}
|
|
|
|
func (db *ReadOnlyDBColumnFamily) GetClaimTxo(claim []byte) (*prefixes.ClaimToTXOValue, error) {
|
|
return db.GetCachedClaimTxo(claim, false)
|
|
}
|
|
|
|
func (db *ReadOnlyDBColumnFamily) GetCachedClaimTxo(claim []byte, useCache bool) (*prefixes.ClaimToTXOValue, error) {
|
|
// TODO: implement cache
|
|
handle, err := db.EnsureHandle(prefixes.ClaimToTXO)
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
|
|
key := prefixes.NewClaimToTXOKey(claim)
|
|
rawKey := key.PackKey()
|
|
slice, err := db.DB.GetCF(db.Opts, handle, rawKey)
|
|
defer slice.Free()
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
if slice.Size() == 0 {
|
|
return nil, nil
|
|
}
|
|
|
|
rawValue := make([]byte, len(slice.Data()))
|
|
copy(rawValue, slice.Data())
|
|
value := prefixes.ClaimToTXOValueUnpack(rawValue)
|
|
return value, nil
|
|
}
|
|
|
|
func (db *ReadOnlyDBColumnFamily) ControllingClaimIter() <-chan *prefixes.PrefixRowKV {
|
|
handle, err := db.EnsureHandle(prefixes.ClaimTakeover)
|
|
if err != nil {
|
|
return nil
|
|
}
|
|
|
|
key := prefixes.NewClaimTakeoverKey("")
|
|
var rawKeyPrefix []byte = nil
|
|
rawKeyPrefix = prefixes.ClaimTakeoverKeyPackPartial(key, 0)
|
|
options := NewIterateOptions().WithCfHandle(handle).WithPrefix(rawKeyPrefix)
|
|
options = options.WithIncludeValue(true) //.WithIncludeStop(true)
|
|
ch := IterCF(db.DB, options)
|
|
return ch
|
|
}
|
|
|
|
func (db *ReadOnlyDBColumnFamily) GetControllingClaim(name string) (*prefixes.ClaimTakeoverValue, error) {
|
|
handle, err := db.EnsureHandle(prefixes.ClaimTakeover)
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
|
|
log.Println(name)
|
|
key := prefixes.NewClaimTakeoverKey(name)
|
|
rawKey := key.PackKey()
|
|
log.Println(hex.EncodeToString(rawKey))
|
|
slice, err := db.DB.GetCF(db.Opts, handle, rawKey)
|
|
defer slice.Free()
|
|
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
if slice.Size() == 0 {
|
|
return nil, nil
|
|
}
|
|
|
|
rawValue := make([]byte, len(slice.Data()))
|
|
copy(rawValue, slice.Data())
|
|
value := prefixes.ClaimTakeoverValueUnpack(rawValue)
|
|
return value, nil
|
|
}
|
|
|
|
func (db *ReadOnlyDBColumnFamily) FsGetClaimByHash(claimHash []byte) (*ResolveResult, error) {
|
|
claim, err := db.GetCachedClaimTxo(claimHash, true)
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
|
|
activation, err := db.GetActivation(claim.TxNum, claim.Position)
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
|
|
log.Printf("%#v\n%#v\n%#v\n", claim, hex.EncodeToString(claimHash), activation)
|
|
return PrepareResolveResult(
|
|
db,
|
|
claim.TxNum,
|
|
claim.Position,
|
|
claimHash,
|
|
claim.Name,
|
|
claim.RootTxNum,
|
|
claim.RootPosition,
|
|
activation,
|
|
claim.ChannelSignatureIsValid,
|
|
)
|
|
}
|
|
|
|
func (db *ReadOnlyDBColumnFamily) GetTxCount(height uint32) (*prefixes.TxCountValue, error) {
|
|
handle, err := db.EnsureHandle(prefixes.TxCount)
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
|
|
key := prefixes.NewTxCountKey(height)
|
|
rawKey := key.PackKey()
|
|
slice, err := db.DB.GetCF(db.Opts, handle, rawKey)
|
|
defer slice.Free()
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
if slice.Size() == 0 {
|
|
return nil, nil
|
|
}
|
|
|
|
rawValue := make([]byte, len(slice.Data()))
|
|
copy(rawValue, slice.Data())
|
|
value := prefixes.TxCountValueUnpack(rawValue)
|
|
return value, nil
|
|
}
|
|
|
|
func (db *ReadOnlyDBColumnFamily) GetDBState() (*prefixes.DBStateValue, error) {
|
|
handle, err := db.EnsureHandle(prefixes.DBState)
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
|
|
key := prefixes.NewDBStateKey()
|
|
rawKey := key.PackKey()
|
|
slice, err := db.DB.GetCF(db.Opts, handle, rawKey)
|
|
defer slice.Free()
|
|
if err != nil {
|
|
return nil, err
|
|
} else if slice.Size() == 0 {
|
|
return nil, nil
|
|
}
|
|
|
|
rawValue := make([]byte, len(slice.Data()))
|
|
copy(rawValue, slice.Data())
|
|
value := prefixes.DBStateValueUnpack(rawValue)
|
|
return value, nil
|
|
}
|
|
|
|
func (db *ReadOnlyDBColumnFamily) EffectiveAmountNameIter(normalizedName string) <-chan *prefixes.PrefixRowKV {
|
|
handle, err := db.EnsureHandle(prefixes.EffectiveAmount)
|
|
if err != nil {
|
|
return nil
|
|
}
|
|
|
|
key := prefixes.NewEffectiveAmountKey(normalizedName)
|
|
var rawKeyPrefix []byte = nil
|
|
rawKeyPrefix = prefixes.EffectiveAmountKeyPackPartial(key, 1)
|
|
options := NewIterateOptions().WithCfHandle(handle).WithPrefix(rawKeyPrefix)
|
|
options = options.WithIncludeValue(true) //.WithIncludeStop(true)
|
|
ch := IterCF(db.DB, options)
|
|
return ch
|
|
}
|
|
|
|
func (db *ReadOnlyDBColumnFamily) ClaimShortIdIter(normalizedName string, claimId string) <-chan *prefixes.PrefixRowKV {
|
|
handle, err := db.EnsureHandle(prefixes.ClaimShortIdPrefix)
|
|
if err != nil {
|
|
return nil
|
|
}
|
|
key := prefixes.NewClaimShortIDKey(normalizedName, claimId)
|
|
var rawKeyPrefix []byte = nil
|
|
if claimId != "" {
|
|
rawKeyPrefix = prefixes.ClaimShortIDKeyPackPartial(key, 2)
|
|
} else {
|
|
rawKeyPrefix = prefixes.ClaimShortIDKeyPackPartial(key, 1)
|
|
}
|
|
options := NewIterateOptions().WithCfHandle(handle).WithPrefix(rawKeyPrefix)
|
|
options = options.WithIncludeValue(true) //.WithIncludeStop(true)
|
|
ch := IterCF(db.DB, options)
|
|
return ch
|
|
}
|
|
|
|
func (db *ReadOnlyDBColumnFamily) GetCachedClaimHash(txNum uint32, position uint16) (*prefixes.TXOToClaimValue, error) {
|
|
// TODO: implement cache
|
|
handle, err := db.EnsureHandle(prefixes.TXOToClaim)
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
|
|
key := prefixes.NewTXOToClaimKey(txNum, position)
|
|
rawKey := key.PackKey()
|
|
|
|
slice, err := db.DB.GetCF(db.Opts, handle, rawKey)
|
|
defer slice.Free()
|
|
if err != nil {
|
|
return nil, err
|
|
} else if slice.Size() == 0 {
|
|
return nil, nil
|
|
}
|
|
|
|
rawValue := make([]byte, len(slice.Data()))
|
|
copy(rawValue, slice.Data())
|
|
value := prefixes.TXOToClaimValueUnpack(rawValue)
|
|
return value, nil
|
|
}
|
|
|
|
// GetBlockerHash get the hash of the blocker or filterer of the claim.
|
|
// TODO: this currently converts the byte arrays to strings, which is not
|
|
// very efficient. Might want to figure out a better way to do this.
|
|
func (db *ReadOnlyDBColumnFamily) GetBlockerHash(claimHash, repostedClaimHash, channelHash []byte) ([]byte, []byte, error) {
|
|
claimHashStr := string(claimHash)
|
|
respostedClaimHashStr := string(repostedClaimHash)
|
|
channelHashStr := string(channelHash)
|
|
|
|
var blockedHash []byte = nil
|
|
var filteredHash []byte = nil
|
|
|
|
blockedHash = db.BlockedStreams[claimHashStr]
|
|
if blockedHash == nil {
|
|
blockedHash = db.BlockedStreams[respostedClaimHashStr]
|
|
}
|
|
if blockedHash == nil {
|
|
blockedHash = db.BlockedChannels[claimHashStr]
|
|
}
|
|
if blockedHash == nil {
|
|
blockedHash = db.BlockedChannels[respostedClaimHashStr]
|
|
}
|
|
if blockedHash == nil {
|
|
blockedHash = db.BlockedChannels[channelHashStr]
|
|
}
|
|
|
|
filteredHash = db.FilteredStreams[claimHashStr]
|
|
if filteredHash == nil {
|
|
filteredHash = db.FilteredStreams[respostedClaimHashStr]
|
|
}
|
|
if filteredHash == nil {
|
|
filteredHash = db.FilteredChannels[claimHashStr]
|
|
}
|
|
if filteredHash == nil {
|
|
filteredHash = db.FilteredChannels[respostedClaimHashStr]
|
|
}
|
|
if filteredHash == nil {
|
|
filteredHash = db.FilteredChannels[channelHashStr]
|
|
}
|
|
|
|
return blockedHash, filteredHash, nil
|
|
}
|