github.com/sacloud/libsacloud/v2@v2.32.3/helper/service/nfs/builder.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 nfs
    16  
    17  import (
    18  	"context"
    19  	"errors"
    20  
    21  	"github.com/sacloud/libsacloud/v2/helper/query"
    22  	"github.com/sacloud/libsacloud/v2/helper/wait"
    23  
    24  	"github.com/sacloud/libsacloud/v2/pkg/util"
    25  	"github.com/sacloud/libsacloud/v2/sacloud"
    26  	"github.com/sacloud/libsacloud/v2/sacloud/types"
    27  )
    28  
    29  type Builder struct {
    30  	ID   types.ID
    31  	Zone string
    32  
    33  	Name        string
    34  	Description string
    35  	Tags        types.Tags
    36  	IconID      types.ID
    37  	SwitchID    types.ID
    38  
    39  	Plan types.ID
    40  	Size types.ENFSSize
    41  
    42  	IPAddresses    []string
    43  	NetworkMaskLen int
    44  	DefaultRoute   string
    45  
    46  	Caller sacloud.APICaller
    47  	NoWait bool
    48  }
    49  
    50  func (b *Builder) Build(ctx context.Context) (*sacloud.NFS, error) {
    51  	if b.ID.IsEmpty() {
    52  		return b.create(ctx)
    53  	}
    54  	return b.update(ctx)
    55  }
    56  
    57  func (b *Builder) findPlanID(ctx context.Context) (types.ID, error) {
    58  	return query.FindNFSPlanID(ctx, sacloud.NewNoteOp(b.Caller), b.Plan, b.Size)
    59  }
    60  
    61  func (b *Builder) create(ctx context.Context) (*sacloud.NFS, error) {
    62  	client := sacloud.NewNFSOp(b.Caller)
    63  	planID, err := b.findPlanID(ctx)
    64  	if err != nil {
    65  		return nil, err
    66  	}
    67  	created, err := client.Create(ctx, b.Zone, &sacloud.NFSCreateRequest{
    68  		SwitchID:       b.SwitchID,
    69  		PlanID:         planID,
    70  		IPAddresses:    b.IPAddresses,
    71  		NetworkMaskLen: b.NetworkMaskLen,
    72  		DefaultRoute:   b.DefaultRoute,
    73  		Name:           b.Name,
    74  		Description:    b.Description,
    75  		Tags:           b.Tags,
    76  		IconID:         b.IconID,
    77  	})
    78  	if err != nil {
    79  		return nil, err
    80  	}
    81  	if b.NoWait {
    82  		return created, nil
    83  	}
    84  
    85  	return wait.UntilNFSIsUp(ctx, client, b.Zone, created.ID)
    86  }
    87  
    88  func (b *Builder) validateForUpdate(ctx context.Context, current *sacloud.NFS) error {
    89  	planID, err := b.findPlanID(ctx)
    90  	if err != nil {
    91  		return err
    92  	}
    93  	if current.SwitchID != b.SwitchID {
    94  		return errors.New("SwitchID cannot be changed")
    95  	}
    96  	if current.PlanID != planID {
    97  		return errors.New("Plan/Size cannot be changed")
    98  	}
    99  	if !util.DeepEqual(current.IPAddresses, b.IPAddresses) {
   100  		return errors.New("IPAddresses cannot be changed")
   101  	}
   102  	if current.NetworkMaskLen != b.NetworkMaskLen {
   103  		return errors.New("NetworkMaskLen cannot be changed")
   104  	}
   105  	if current.DefaultRoute != b.DefaultRoute {
   106  		return errors.New("DefaultRoute cannot be changed")
   107  	}
   108  	return nil
   109  }
   110  
   111  func (b *Builder) update(ctx context.Context) (*sacloud.NFS, error) {
   112  	client := sacloud.NewNFSOp(b.Caller)
   113  	current, err := client.Read(ctx, b.Zone, b.ID)
   114  	if err != nil {
   115  		return nil, err
   116  	}
   117  	if err := b.validateForUpdate(ctx, current); err != nil {
   118  		return nil, err
   119  	}
   120  
   121  	return client.Update(ctx, b.Zone, b.ID, &sacloud.NFSUpdateRequest{
   122  		Name:        b.Name,
   123  		Description: b.Description,
   124  		Tags:        b.Tags,
   125  		IconID:      b.IconID,
   126  	})
   127  }