// deletePrefix performs a RangeRequest to get keys on a given prefix
func deletePrefix(kv pb.KVClient, prefix string) (*pb.DeleteRangeResponse, error) {
return kv.DeleteRange(
context.TODO(),
&pb.DeleteRangeRequest{
Key: []byte(prefix),
RangeEnd: []byte(prefixEnd(prefix))})
}
func newStressDelete(kvc pb.KVClient, keySuffixRange int) stressFunc {
return func(ctx context.Context) (error, int64) {
_, err := kvc.DeleteRange(ctx, &pb.DeleteRangeRequest{
Key: []byte(fmt.Sprintf("foo%016x", rand.Intn(keySuffixRange))),
}, grpc.FailFast(false))
return err, 1
}
}
func newStressDeletePrefix(kvc pb.KVClient, keySuffixRange int) stressFunc {
return func(ctx context.Context) error {
_, err := kvc.DeleteRange(ctx, &pb.DeleteRangeRequest{
Key: []byte("foo"),
RangeEnd: []byte(fmt.Sprintf("foo%d", rand.Intn(keySuffixRange))),
}, grpc.FailFast(false))
return err
}
}
func newStressDeleteInterval(kvc pb.KVClient, keySuffixRange int) stressFunc {
return func(ctx context.Context) error {
start := rand.Intn(keySuffixRange)
end := start + 500
_, err := kvc.DeleteRange(ctx, &pb.DeleteRangeRequest{
Key: []byte(fmt.Sprintf("foo%016x", start)),
RangeEnd: []byte(fmt.Sprintf("foo%016x", end)),
}, grpc.FailFast(false))
return err
}
}
