mirror of
https://gitlab.com/pulsechaincom/prysm-pulse.git
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7a83acf46d
* improve validator logging significantly * warn validator not yet assigned to epoch * build added * report validator logs * validator performance logging * all logging improvements * validator attest better logs * improved attester logging * average balances * dont hash useless hashes * Update validator/client/validator_propose.go Co-Authored-By: rauljordan <raul@prysmaticlabs.com> * address some comments * standardize with block root hash32, renamings * gazelle * builds * improve average eth balance * eth net gains/losses * fix tests * spacing * goimports * avg balance * update pbs * addressed preston comments * imports * gazelle
100 lines
3.1 KiB
Go
100 lines
3.1 KiB
Go
package client
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import (
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"context"
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pb "github.com/prysmaticlabs/prysm/proto/beacon/rpc/v1"
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"github.com/prysmaticlabs/prysm/shared/params"
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"github.com/sirupsen/logrus"
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"go.opencensus.io/trace"
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"google.golang.org/grpc/codes"
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"google.golang.org/grpc/status"
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)
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// Validator interface defines the primary methods of a validator client.
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type Validator interface {
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Done()
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WaitForChainStart(ctx context.Context) error
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WaitForActivation(ctx context.Context) error
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NextSlot() <-chan uint64
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LogValidatorGainsAndLosses(ctx context.Context, slot uint64) error
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UpdateAssignments(ctx context.Context, slot uint64) error
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RoleAt(slot uint64) pb.ValidatorRole
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AttestToBlockHead(ctx context.Context, slot uint64)
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ProposeBlock(ctx context.Context, slot uint64)
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}
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// Run the main validator routine. This routine exits if the context is
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// cancelled.
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//
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// Order of operations:
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// 1 - Initialize validator data
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// 2 - Wait for validator activation
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// 3 - Wait for the next slot start
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// 4 - Update assignments
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// 5 - Determine role at current slot
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// 6 - Perform assigned role, if any
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func run(ctx context.Context, v Validator) {
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defer v.Done()
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if err := v.WaitForChainStart(ctx); err != nil {
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log.Fatalf("Could not determine if beacon chain started: %v", err)
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}
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if err := v.WaitForActivation(ctx); err != nil {
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log.Fatalf("Could not wait for validator activation: %v", err)
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}
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if err := v.UpdateAssignments(ctx, params.BeaconConfig().GenesisSlot); err != nil {
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handleAssignmentError(err, params.BeaconConfig().GenesisSlot)
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}
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for {
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ctx, span := trace.StartSpan(ctx, "processSlot")
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defer span.End()
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select {
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case <-ctx.Done():
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log.Info("Context canceled, stopping validator")
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return // Exit if context is canceled.
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case slot := <-v.NextSlot():
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span.AddAttributes(trace.Int64Attribute("slot", int64(slot)))
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// Report this validator client's rewards and penalties throughout its lifecycle.
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if err := v.LogValidatorGainsAndLosses(ctx, slot); err != nil {
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log.Errorf("Could not report validator's rewards/penalties for slot %d: %v", slot, err)
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}
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// Keep trying to update assignments if they are nil or if we are past an
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// epoch transition in the beacon node's state.
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if err := v.UpdateAssignments(ctx, slot); err != nil {
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handleAssignmentError(err, slot)
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continue
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}
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role := v.RoleAt(slot)
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switch role {
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case pb.ValidatorRole_BOTH:
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v.ProposeBlock(ctx, slot)
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v.AttestToBlockHead(ctx, slot)
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case pb.ValidatorRole_ATTESTER:
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v.AttestToBlockHead(ctx, slot)
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case pb.ValidatorRole_PROPOSER:
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v.ProposeBlock(ctx, slot)
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case pb.ValidatorRole_UNKNOWN:
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log.WithFields(logrus.Fields{
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"slot": slot - params.BeaconConfig().GenesisSlot,
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"role": role,
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}).Info("No active assignment, doing nothing")
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default:
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// Do nothing :)
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}
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}
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}
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}
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func handleAssignmentError(err error, slot uint64) {
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if errCode, ok := status.FromError(err); ok && errCode.Code() == codes.NotFound {
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log.WithField(
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"epoch", (slot*params.BeaconConfig().SlotsPerEpoch)-params.BeaconConfig().GenesisEpoch,
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).Warn("Validator not yet assigned to epoch")
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} else {
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log.WithField("error", err).Error("Failed to update assignments")
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}
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}
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