github.com/alibaba/sealer@v0.8.6-0.20220430115802-37a2bdaa8173/apply/processor/upgrade.go (about)

     1  // Copyright © 2021 Alibaba Group Holding Ltd.
     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 processor
    16  
    17  import (
    18  	"github.com/alibaba/sealer/pkg/filesystem/cloudfilesystem"
    19  	v2 "github.com/alibaba/sealer/types/api/v2"
    20  
    21  	"github.com/alibaba/sealer/common"
    22  	"github.com/alibaba/sealer/pkg/filesystem"
    23  	"github.com/alibaba/sealer/pkg/runtime"
    24  	"github.com/alibaba/sealer/utils"
    25  )
    26  
    27  type UpgradeProcessor struct {
    28  	fileSystem cloudfilesystem.Interface
    29  	Runtime    runtime.Interface
    30  }
    31  
    32  // Execute :according to the different of desired cluster to upgrade cluster.
    33  func (u UpgradeProcessor) Execute(cluster *v2.Cluster) error {
    34  	err := u.MountRootfs(cluster)
    35  	if err != nil {
    36  		return err
    37  	}
    38  	err = u.Upgrade()
    39  	if err != nil {
    40  		return err
    41  	}
    42  
    43  	return nil
    44  }
    45  
    46  func (u UpgradeProcessor) MountRootfs(cluster *v2.Cluster) error {
    47  	//some hosts already mounted when scaled cluster.
    48  	hosts := append(cluster.GetMasterIPList(), cluster.GetNodeIPList()...)
    49  	regConfig := runtime.GetRegistryConfig(common.DefaultTheClusterRootfsDir(cluster.Name), cluster.GetMaster0IP())
    50  	if utils.NotInIPList(regConfig.IP, hosts) {
    51  		hosts = append(hosts, regConfig.IP)
    52  	}
    53  	return u.fileSystem.MountRootfs(cluster, hosts, false)
    54  }
    55  
    56  func (u UpgradeProcessor) Upgrade() error {
    57  	return u.Runtime.Upgrade()
    58  }
    59  
    60  func NewUpgradeProcessor(rootfs string, rt runtime.Interface) (Interface, error) {
    61  	// only do upgrade here. cancel scale action.
    62  	fs, err := filesystem.NewFilesystem(rootfs)
    63  	if err != nil {
    64  		return nil, err
    65  	}
    66  
    67  	return UpgradeProcessor{
    68  		fileSystem: fs,
    69  		Runtime:    rt,
    70  	}, nil
    71  }