ipld-eth-beacon-indexer/pkg/beaconclient/processevents.go
Abdul Rabbani 347984a547
Feature/44 read write historic slots (#46)
* Update boot to set processing type.

* Handle entries from the historic_process table.

* Update on-pr.yml

* Fix head processing Error

* Update names and debug

* Seperate checking for new entries and locking them

* Application can process historic and known gaps

Untested

* Handle genesis

* Update remove entry for knownGaps, viper

* Disregard unused code from linter
2022-05-24 16:18:55 -04:00

72 lines
2.5 KiB
Go

// VulcanizeDB
// Copyright © 2022 Vulcanize
// This program is free software: you can redistribute it and/or modify
// it under the terms of the GNU Affero General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU Affero General Public License for more details.
// You should have received a copy of the GNU Affero General Public License
// along with this program. If not, see <http://www.gnu.org/licenses/>.
// This file contains all the functions to handle SSE events after they have been turned
// to the structs.
package beaconclient
import (
"fmt"
"strconv"
log "github.com/sirupsen/logrus"
)
// This function will perform the necessary steps to handle a reorg.
func (bc *BeaconClient) handleReorg() {
log.Info("Starting to process reorgs.")
for {
reorg := <-bc.ReOrgTracking.ProcessCh
log.WithFields(log.Fields{"reorg": reorg}).Debug("Received a new reorg message.")
writeReorgs(bc.Db, reorg.Slot, reorg.NewHeadBlock, bc.Metrics)
}
}
// This function will handle the latest head event.
func (bc *BeaconClient) handleHead() {
log.Info("Starting to process head.")
errorSlots := 0
for {
head := <-bc.HeadTracking.ProcessCh
// Process all the work here.
slot, err := strconv.Atoi(head.Slot)
if err != nil {
bc.HeadTracking.ErrorCh <- &SseError{
err: fmt.Errorf("Unable to turn the slot from string to int: %s", head.Slot),
}
errorSlots = errorSlots + 1
continue
}
if errorSlots != 0 && bc.PreviousSlot != 0 {
log.WithFields(log.Fields{
"lastProcessedSlot": bc.PreviousSlot,
"errorMessages": errorSlots,
}).Warn("We added slots to the knownGaps table because we got bad head messages.")
writeKnownGaps(bc.Db, bc.KnownGapTableIncrement, bc.PreviousSlot, bcSlotsPerEpoch+errorSlots, fmt.Errorf("Bad Head Messages"), "headProcessing", bc.Metrics)
}
log.WithFields(log.Fields{"head": head}).Debug("We are going to start processing the slot.")
go processHeadSlot(bc.Db, bc.ServerEndpoint, slot, head.Block, head.State, bc.PreviousSlot, bc.PreviousBlockRoot, bc.Metrics, bc.KnownGapTableIncrement)
log.WithFields(log.Fields{"head": head.Slot}).Debug("We finished calling processHeadSlot.")
// Update the previous block
bc.PreviousSlot = slot
bc.PreviousBlockRoot = head.Block
}
}