frostfs-node/pkg/innerring/processors/netmap/process_peers.go
Aleksey Savchuk 9ee1bd3669
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[#1265] *: Run gofumpt
Signed-off-by: Aleksey Savchuk <a.savchuk@yadro.com>
2024-07-23 10:36:32 +03:00

125 lines
3.8 KiB
Go

package netmap
import (
"encoding/hex"
"git.frostfs.info/TrueCloudLab/frostfs-node/internal/logs"
netmapclient "git.frostfs.info/TrueCloudLab/frostfs-node/pkg/morph/client/netmap"
netmapEvent "git.frostfs.info/TrueCloudLab/frostfs-node/pkg/morph/event/netmap"
"git.frostfs.info/TrueCloudLab/frostfs-sdk-go/netmap"
"go.uber.org/zap"
)
// Process add peer notification by sanity check of new node
// local epoch timer.
func (np *Processor) processAddPeer(ev netmapEvent.AddPeer) bool {
if !np.alphabetState.IsAlphabet() {
np.log.Info(logs.NetmapNonAlphabetModeIgnoreNewPeerNotification)
return true
}
// check if notary transaction is valid, see #976
tx := ev.NotaryRequest().MainTransaction
ok, err := np.netmapClient.MorphIsValidScript(tx.Script, tx.Signers)
if err != nil || !ok {
np.log.Warn(logs.NetmapNonhaltNotaryTransaction,
zap.String("method", "netmap.AddPeer"),
zap.String("hash", tx.Hash().StringLE()),
zap.Error(err))
return false
}
// unmarshal node info
var nodeInfo netmap.NodeInfo
if err := nodeInfo.Unmarshal(ev.Node()); err != nil {
// it will be nice to have tx id at event structure to log it
np.log.Warn(logs.NetmapCantParseNetworkMapCandidate)
return false
}
// validate and update node info
err = np.nodeValidator.VerifyAndUpdate(&nodeInfo)
if err != nil {
np.log.Warn(logs.NetmapCouldNotVerifyAndUpdateInformationAboutNetworkMapCandidate,
zap.String("error", err.Error()),
)
return false
}
// sort attributes to make it consistent
nodeInfo.SortAttributes()
// marshal updated node info structure
nodeInfoBinary := nodeInfo.Marshal()
keyString := netmap.StringifyPublicKey(nodeInfo)
updated := np.netmapSnapshot.touch(keyString, np.epochState.EpochCounter(), nodeInfoBinary)
// `processAddPeer` reacts on `AddPeer` notification, `processNewEpoch` - on `NewEpoch`.
// This two notification produces in order - `NewEpoch` -> `AddPeer`.
// But there is no guarantee that code will be executed in the same order.
// That is why we need to perform `addPeerIR` only in case when node is online,
// because in scope of this method, contract set state `ONLINE` for the node.
if updated && nodeInfo.IsOnline() {
np.log.Info(logs.NetmapApprovingNetworkMapCandidate,
zap.String("key", keyString))
prm := netmapclient.AddPeerPrm{}
prm.SetNodeInfo(nodeInfo)
// In notary environments we call AddPeerIR method instead of AddPeer.
// It differs from AddPeer only by name, so we can do this in the same form.
// See https://github.com/nspcc-dev/frostfs-contract/issues/154.
const methodAddPeerNotary = "addPeerIR"
// create new notary request with the original nonce
err = np.netmapClient.MorphNotaryInvoke(
np.netmapClient.ContractAddress(),
0,
ev.NotaryRequest().MainTransaction.Nonce,
nil,
methodAddPeerNotary,
nodeInfoBinary,
)
if err != nil {
np.log.Error(logs.NetmapCantInvokeNetmapAddPeer, zap.Error(err))
return false
}
}
return true
}
// Process update peer notification by sending approval tx to the smart contract.
func (np *Processor) processUpdatePeer(ev netmapEvent.UpdatePeer) bool {
if !np.alphabetState.IsAlphabet() {
np.log.Info(logs.NetmapNonAlphabetModeIgnoreUpdatePeerNotification)
return true
}
// flag node to remove from local view, so it can be re-bootstrapped
// again before new epoch will tick
np.netmapSnapshot.flag(hex.EncodeToString(ev.PublicKey().Bytes()))
var err error
if ev.Maintenance() {
err = np.nodeStateSettings.MaintenanceModeAllowed()
if err != nil {
np.log.Info(logs.NetmapPreventSwitchingNodeToMaintenanceState,
zap.Error(err),
)
return false
}
}
if err = np.netmapClient.MorphNotarySignAndInvokeTX(ev.NotaryRequest().MainTransaction); err != nil {
np.log.Error(logs.NetmapCantInvokeNetmapUpdatePeer, zap.Error(err))
return false
}
return true
}