110 lines
2.6 KiB
Go
110 lines
2.6 KiB
Go
package alphabet
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import (
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"crypto/elliptic"
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"git.frostfs.info/TrueCloudLab/frostfs-node/pkg/morph/client/netmap"
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"github.com/nspcc-dev/neo-go/pkg/crypto/keys"
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"github.com/nspcc-dev/neo-go/pkg/encoding/fixedn"
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"go.uber.org/zap"
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)
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const emitMethod = "emit"
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func (ap *Processor) processEmit() {
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index := ap.irList.AlphabetIndex()
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if index < 0 {
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ap.log.Info("non alphabet mode, ignore gas emission event")
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return
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}
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contract, ok := ap.alphabetContracts.GetByIndex(index)
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if !ok {
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ap.log.Debug("node is out of alphabet range, ignore gas emission event",
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zap.Int("index", index))
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return
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}
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// there is no signature collecting, so we don't need extra fee
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err := ap.morphClient.Invoke(contract, 0, emitMethod)
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if err != nil {
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ap.log.Warn("can't invoke alphabet emit method", zap.String("error", err.Error()))
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return
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}
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if ap.storageEmission == 0 {
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ap.log.Info("storage node emission is off")
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return
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}
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networkMap, err := ap.netmapClient.NetMap()
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if err != nil {
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ap.log.Warn("can't get netmap snapshot to emit gas to storage nodes",
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zap.String("error", err.Error()))
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return
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}
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nmNodes := networkMap.Nodes()
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nmLen := len(nmNodes)
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extraLen := len(ap.parsedWallets)
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ap.log.Debug("gas emission",
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zap.Int("network_map", nmLen),
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zap.Int("extra_wallets", extraLen))
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if nmLen+extraLen == 0 {
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return
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}
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gasPerNode := fixedn.Fixed8(ap.storageEmission / uint64(nmLen+extraLen))
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ap.transferGasToNetmapNodes(nmNodes, gasPerNode)
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ap.transferGasToExtraNodes(extraLen, gasPerNode)
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}
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func (ap *Processor) transferGasToNetmapNodes(nmNodes []netmap.NodeInfo, gasPerNode fixedn.Fixed8) {
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for i := range nmNodes {
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keyBytes := nmNodes[i].PublicKey()
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key, err := keys.NewPublicKeyFromBytes(keyBytes, elliptic.P256())
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if err != nil {
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ap.log.Warn("can't parse node public key",
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zap.String("error", err.Error()))
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continue
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}
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err = ap.morphClient.TransferGas(key.GetScriptHash(), gasPerNode)
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if err != nil {
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ap.log.Warn("can't transfer gas",
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zap.String("receiver", key.Address()),
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zap.Int64("amount", int64(gasPerNode)),
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zap.String("error", err.Error()),
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)
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}
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}
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}
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func (ap *Processor) transferGasToExtraNodes(extraLen int, gasPerNode fixedn.Fixed8) {
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if extraLen != 0 {
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err := ap.morphClient.BatchTransferGas(ap.parsedWallets, gasPerNode)
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if err != nil {
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receiversLog := make([]string, extraLen)
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for i, addr := range ap.parsedWallets {
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receiversLog[i] = addr.StringLE()
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}
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ap.log.Warn("can't transfer gas to wallet",
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zap.Strings("receivers", receiversLog),
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zap.Int64("amount", int64(gasPerNode)),
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zap.String("error", err.Error()),
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)
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}
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}
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}
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