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Merge pull request #13261 from njhill/sorting

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etcdserver,clientv3: server-side ignore sort-ascend-key for range reqs
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Piotr Tabor 2021-09-25 17:47:10 +02:00 committed by GitHub
commit ca5bad0e83
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2 changed files with 7 additions and 1 deletions
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3
client/v3/mirror/syncer.go
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@ -68,7 +68,8 @@ func (s *syncer) SyncBase(ctx context.Context) (<-chan clientv3.GetResponse, cha
var key string
opts := []clientv3.OpOption{clientv3.WithLimit(batchLimit), clientv3.WithRev(s.rev)}
opts := []clientv3.OpOption{clientv3.WithLimit(batchLimit), clientv3.WithRev(s.rev),
clientv3.WithSort(clientv3.SortByKey, clientv3.SortAscend)}
if len(s.prefix) == 0 {
// If len(s.prefix) == 0, we will sync the entire key-value space.

5
server/etcdserver/apply.go
View File

@ -387,6 +387,11 @@ func (a *applierV3backend) Range(ctx context.Context, txn mvcc.TxnRead, r *pb.Ra
// sorted by keys in lexiographically ascending order,
// sort ASCEND by default only when target is not 'KEY'
sortOrder = pb.RangeRequest_ASCEND
} else if r.SortTarget == pb.RangeRequest_KEY && sortOrder == pb.RangeRequest_ASCEND {
// Since current mvcc.Range implementation returns results
// sorted by keys in lexiographically ascending order,
// don't re-sort when target is 'KEY' and order is ASCEND
sortOrder = pb.RangeRequest_NONE
}
if sortOrder != pb.RangeRequest_NONE {
var sorter sort.Interface