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