k3s/pkg/daemons/executor/etcd.go
Brad Davidson de18528412
Make etcd voting members responsible for managing learners (#2399)
* Set etcd timeouts using values from k8s instead of etcdctl
  Fix for one of the warnings from #2303
* Use etcd zap logger instead of deprecated capsnlog
  Fix for one of the warnings from #2303
* Remove member self-promotion code paths
* Add learner promotion tracking code
* Fix RaftAppliedIndex progress check
* Remove ErrGRPCKeyNotFound check
  This is not used by v3 API - it just returns a response with 0 KVs.

Signed-off-by: Brad Davidson <brad.davidson@rancher.com>
2020-10-27 11:06:26 -07:00

38 lines
775 B
Go

// +build !no_embedded_executor
package executor
import (
"github.com/sirupsen/logrus"
"go.etcd.io/etcd/embed"
)
func (e Embedded) CurrentETCDOptions() (InitialOptions, error) {
return InitialOptions{}, nil
}
func (e Embedded) ETCD(args ETCDConfig) error {
configFile, err := args.ToConfigFile()
if err != nil {
return err
}
cfg, err := embed.ConfigFromFile(configFile)
if err != nil {
return err
}
etcd, err := embed.StartEtcd(cfg)
if err != nil {
return nil
}
go func() {
select {
case <-etcd.Server.StopNotify():
logrus.Fatalf("etcd stopped - if this node was removed from the cluster, you must backup and delete %s before rejoining", args.DataDir)
case err := <-etcd.Err():
logrus.Fatalf("etcd exited: %v", err)
}
}()
return nil
}