github.com/matrixorigin/matrixone@v1.2.0/pkg/util/status/lock.go (about)

     1  // Copyright 2021 -2023 Matrix Origin
     2  //
     3  // Licensed under the Apache License, Version 2.0 (the "License");
     4  // you may not use this file except in compliance with the License.
     5  // You may obtain a copy of the License at
     6  //
     7  //	http://www.apache.org/licenses/LICENSE-2.0
     8  //
     9  // Unless required by applicable law or agreed to in writing, software
    10  // distributed under the License is distributed on an "AS IS" BASIS,
    11  // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
    12  // See the License for the specific language governing permissions and
    13  // limitations under the License.
    14  
    15  package status
    16  
    17  import (
    18  	"github.com/matrixorigin/matrixone/pkg/lockservice"
    19  )
    20  
    21  type LockItem struct {
    22  	TableID  uint64   `json:"table_id"`
    23  	Keys     [][]byte `json:"keys"`
    24  	LockInfo string   `json:"lock_info"`
    25  }
    26  
    27  type LockStatus struct {
    28  	Locks []LockItem `json:"locks"`
    29  }
    30  
    31  func (s *LockStatus) fill(ls lockservice.LockService) {
    32  	if ls == nil {
    33  		return
    34  	}
    35  	ls.IterLocks(func(tableID uint64, keys [][]byte, lock lockservice.Lock) bool {
    36  		s.Locks = append(s.Locks, LockItem{
    37  			TableID:  tableID,
    38  			Keys:     keys,
    39  			LockInfo: lock.String(),
    40  		})
    41  		return true
    42  	})
    43  }