github.com/sacloud/libsacloud/v2@v2.32.3/helper/service/server/change_plan_service.go (about)

     1  // Copyright 2016-2022 The Libsacloud Authors
     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 server
    16  
    17  import (
    18  	"context"
    19  	"fmt"
    20  
    21  	"github.com/sacloud/libsacloud/v2/helper/plans"
    22  	"github.com/sacloud/libsacloud/v2/sacloud"
    23  	"github.com/sacloud/libsacloud/v2/sacloud/types"
    24  )
    25  
    26  func (s *Service) ChangePlan(req *ChangePlanRequest) (*sacloud.Server, error) {
    27  	return s.ChangePlanWithContext(context.Background(), req)
    28  }
    29  
    30  func (s *Service) ChangePlanWithContext(ctx context.Context, req *ChangePlanRequest) (*sacloud.Server, error) {
    31  	if err := req.Validate(); err != nil {
    32  		return nil, err
    33  	}
    34  
    35  	client := sacloud.NewServerOp(s.caller)
    36  	current, err := client.Read(ctx, req.Zone, req.ID)
    37  	if err != nil {
    38  		return nil, err
    39  	}
    40  	if !current.InstanceStatus.IsDown() {
    41  		return nil, fmt.Errorf("server[%s] is still running", req.ID)
    42  	}
    43  
    44  	changeReq := &sacloud.ServerChangePlanRequest{
    45  		CPU:                  current.CPU,
    46  		MemoryMB:             current.MemoryMB,
    47  		ServerPlanGeneration: current.ServerPlanGeneration,
    48  		ServerPlanCommitment: current.ServerPlanCommitment,
    49  	}
    50  	if req.CPU > 0 {
    51  		changeReq.CPU = req.CPU
    52  	}
    53  	if req.MemoryMB > 0 {
    54  		changeReq.MemoryMB = req.MemoryMB
    55  	}
    56  	if req.ServerPlanGeneration != types.PlanGenerations.Default {
    57  		changeReq.ServerPlanGeneration = req.ServerPlanGeneration
    58  	}
    59  	if req.ServerPlanCommitment != types.Commitments.Unknown {
    60  		changeReq.ServerPlanCommitment = req.ServerPlanCommitment
    61  	}
    62  
    63  	return plans.ChangeServerPlan(ctx, s.caller, req.Zone, req.ID,
    64  		changeReq.CPU, changeReq.GetMemoryGB(),
    65  		changeReq.ServerPlanCommitment, changeReq.ServerPlanGeneration)
    66  }