forked from TrueCloudLab/frostfs-node
81 lines
1.8 KiB
Go
81 lines
1.8 KiB
Go
package alphabet
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import (
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"crypto/elliptic"
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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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"github.com/nspcc-dev/neofs-node/pkg/innerring/processors/netmap/snapshot"
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"go.uber.org/zap"
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)
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const emitMethod = "emit"
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func (np *Processor) processEmit() {
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index := np.irList.AlphabetIndex()
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if index < 0 {
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np.log.Info("non alphabet mode, ignore gas emission event")
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return
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}
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contract, ok := np.alphabetContracts.GetByIndex(index)
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if !ok {
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np.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 := np.morphClient.Invoke(contract, 0, emitMethod)
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if err != nil {
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np.log.Warn("can't invoke alphabet emit method")
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return
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}
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if np.storageEmission == 0 {
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np.log.Info("storage node emission is off")
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return
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}
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networkMap, err := snapshot.Fetch(np.morphClient, np.netmapContract)
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if err != nil {
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np.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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ln := len(networkMap.Nodes)
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if ln == 0 {
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np.log.Debug("empty network map, do not emit gas")
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return
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}
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gasPerNode := fixedn.Fixed8(np.storageEmission / uint64(ln))
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for i := range networkMap.Nodes {
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keyBytes := networkMap.Nodes[i].PublicKey()
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key, err := keys.NewPublicKeyFromBytes(keyBytes, elliptic.P256())
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if err != nil {
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np.log.Warn("can't convert node public key to address",
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zap.String("error", err.Error()))
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continue
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}
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err = np.morphClient.TransferGas(key.GetScriptHash(), gasPerNode)
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if err != nil {
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np.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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