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Add a method to export membership info to v2 store from RaftCluster

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Signed-off-by: Geeta Gharpure <geetagh@amazon.com>
This commit is contained in:
Geeta Gharpure
2023-06-23 20:42:35 +00:00
parent 0ba8b0fb16
commit e5b7dde17e
5 changed files with 125 additions and 18 deletions
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12
server/etcdserver/cluster_util.go
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@ -28,6 +28,7 @@ import (
"go.etcd.io/etcd/api/v3/version"
"go.etcd.io/etcd/client/pkg/v3/types"
"go.etcd.io/etcd/server/v3/etcdserver/api/membership"
"go.etcd.io/etcd/server/v3/etcdserver/api/v2store"
"go.etcd.io/etcd/server/v3/etcdserver/errors"
"github.com/coreos/go-semver/semver"
@ -416,3 +417,14 @@ func convertToClusterVersion(v string) (*semver.Version, error) {
ver = &semver.Version{Major: ver.Major, Minor: ver.Minor}
return ver, nil
}
func GetMembershipInfoInV2Format(lg *zap.Logger, cl *membership.RaftCluster) []byte {
var st v2store.Store
st = v2store.New(StoreClusterPrefix, StoreKeysPrefix)
cl.Store(st)
d, err := st.SaveNoCopy()
if err != nil {
lg.Panic("failed to save v2 store", zap.Error(err))
}
return d
}