prysm-pulse/beacon-chain/sync/initial-sync/helpers.go
frederickalcantara a170c69653 upgrading linter from gometalinter to golangci-lint (#2100)
* upgrading linter from gometalinter to golangci-lint

* fixed golangci-lint linting

* removed linting before_script command

* removed disable-all command

* Fixed golang config file

* fixed golang config file v2

* removed gosec issue rule

* formatting

* fixed travis build to run golangci-lint

* Add install golangci-lint command

* fixing golangci-lint script

* removed https://

* Added golangci-lint cmd script

* added go get for local lint install

* created a before_script

* add install before script

* Added get script

* added go mod download

* removed go mod downloads

* changed

* removed before script

* Added before script go get lint

* added exit zero to see what went wrong

* removed golang run script

* removed before script

* change lint command

* verbose output

* removed verbose

* change linter enable and disable configuration

* Update .golangci.yml

Removed gotype as a linter

* Update .golangci.yml

Added typecheck linter

* Update .golangci.yml

Added fixed lint version

* Update .golangci.yml

Added gotype

* Update .golangci.yml

Added typecheck

* removed env:lint

* Added env lint

* fixing lint upgrade

* Changing travis configuration

* FIxed spelling errors

* disabled typecheck

* Enabled typecheck

* remove binary

* Deleting lib binary

* adding more linters

* fixed constants

* fix spelling

* fixed all lint issues

* Revert "Changing travis configuration"

This reverts commit 334afe9d05e96261b01f275aa3ada20e7f36aac4.

* Merge branch 'master' of https://github.com/prysmaticlabs/prysm into update-linter

* Changed from Infof to Info

* Fixing commits

* fixing commits with linter config

* added install

* Fixing

* fix log statement
2019-04-26 14:24:01 +08:00

72 lines
1.9 KiB
Go

package initialsync
import (
"context"
"errors"
"fmt"
"runtime/debug"
"github.com/gogo/protobuf/proto"
pb "github.com/prysmaticlabs/prysm/proto/beacon/p2p/v1"
"github.com/prysmaticlabs/prysm/shared/bytesutil"
"github.com/prysmaticlabs/prysm/shared/p2p"
"github.com/prysmaticlabs/prysm/shared/params"
"github.com/sirupsen/logrus"
"go.opencensus.io/trace"
)
const noMsgData = "message contains no data"
func (s *InitialSync) checkBlockValidity(ctx context.Context, block *pb.BeaconBlock) error {
ctx, span := trace.StartSpan(ctx, "beacon-chain.sync.initial-sync.checkBlockValidity")
defer span.End()
beaconState, err := s.db.HeadState(ctx)
if err != nil {
return fmt.Errorf("failed to get beacon state: %v", err)
}
if block.Slot < beaconState.FinalizedEpoch*params.BeaconConfig().SlotsPerEpoch {
return errors.New(debugError + "discarding received block with a slot number smaller than the last finalized slot")
}
// Attestation from proposer not verified as, other nodes only store blocks not proposer
// attestations.
return nil
}
func (s *InitialSync) doesParentExist(block *pb.BeaconBlock) bool {
parentHash := bytesutil.ToBytes32(block.ParentRootHash32)
return s.db.HasBlock(parentHash)
}
// safelyHandleMessage will recover and log any panic that occurs from the
// function argument.
func safelyHandleMessage(fn func(p2p.Message), msg p2p.Message) {
defer func() {
if r := recover(); r != nil {
printedMsg := noMsgData
if msg.Data != nil {
printedMsg = proto.MarshalTextString(msg.Data)
}
log.WithFields(logrus.Fields{
"r": r,
"msg": printedMsg,
}).Error("Panicked when handling p2p message! Recovering...")
debug.PrintStack()
if msg.Ctx == nil {
return
}
if span := trace.FromContext(msg.Ctx); span != nil {
span.SetStatus(trace.Status{
Code: trace.StatusCodeInternal,
Message: fmt.Sprintf("Panic: %v", r),
})
}
}
}()
// Fingers crossed that it doesn't panic...
fn(msg)
}