github.com/matrixorigin/matrixone@v1.2.0/pkg/bootstrap/upgrade.go (about)

     1  // Copyright 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 bootstrap
    16  
    17  import (
    18  	"github.com/matrixorigin/matrixone/pkg/bootstrap/versions/v1_2_0"
    19  )
    20  
    21  // initUpgrade all versions need create a upgrade handle in pkg/bootstrap/versions
    22  // package. And register the upgrade logic into handles.
    23  func (s *service) initUpgrade() {
    24  	s.handles = append(s.handles, v1_2_0.Handler)
    25  	//s.handles = append(s.handles, v1_2_1.Handler)
    26  }
    27  
    28  func (s *service) getFinalVersionHandle() VersionHandle {
    29  	return s.handles[len(s.handles)-1]
    30  }
    31  
    32  // GetFinalVersion Get mo final version
    33  func (s *service) GetFinalVersion() string {
    34  	return s.handles[len(s.handles)-1].Metadata().Version
    35  }
    36  
    37  func (s *service) GetFinalVersionOffset() int32 {
    38  	return int32(s.handles[len(s.handles)-1].Metadata().VersionOffset)
    39  }
    40  
    41  func (s *service) getVersionHandle(version string) VersionHandle {
    42  	for _, h := range s.handles {
    43  		if h.Metadata().Version == version {
    44  			return h
    45  		}
    46  	}
    47  	panic("missing upgrade handle for version: " + version)
    48  }