mirror of
https://github.com/k3s-io/k3s.git
synced 2024-06-07 19:41:36 +00:00
51 lines
1.3 KiB
Go
51 lines
1.3 KiB
Go
package server
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import (
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"context"
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"github.com/coreos/etcd/etcdserver/etcdserverpb"
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)
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func isDelete(txn *etcdserverpb.TxnRequest) (int64, string, bool) {
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if len(txn.Compare) == 0 &&
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len(txn.Failure) == 0 &&
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len(txn.Success) == 2 &&
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txn.Success[0].GetRequestRange() != nil &&
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txn.Success[1].GetRequestDeleteRange() != nil {
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rng := txn.Success[1].GetRequestDeleteRange()
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return 0, string(rng.Key), true
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}
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if len(txn.Compare) == 1 &&
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txn.Compare[0].Target == etcdserverpb.Compare_MOD &&
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txn.Compare[0].Result == etcdserverpb.Compare_EQUAL &&
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len(txn.Failure) == 1 &&
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txn.Failure[0].GetRequestRange() != nil &&
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len(txn.Success) == 1 &&
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txn.Success[0].GetRequestDeleteRange() != nil {
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return txn.Compare[0].GetModRevision(), string(txn.Success[0].GetRequestDeleteRange().Key), true
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}
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return 0, "", false
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}
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func (l *LimitedServer) delete(ctx context.Context, key string, revision int64) (*etcdserverpb.TxnResponse, error) {
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rev, kv, ok, err := l.backend.Delete(ctx, key, revision)
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if err != nil {
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return nil, err
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}
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return &etcdserverpb.TxnResponse{
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Header: txnHeader(rev),
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Responses: []*etcdserverpb.ResponseOp{
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{
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Response: &etcdserverpb.ResponseOp_ResponseRange{
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ResponseRange: &etcdserverpb.RangeResponse{
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Header: txnHeader(rev),
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Kvs: toKVs(kv),
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},
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},
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},
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},
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Succeeded: ok,
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}, nil
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}
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