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custom_fields_manager.go
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/
custom_fields_manager.go
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/*
Copyright (c) 2014 VMware, Inc. All Rights Reserved.
Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.
You may obtain a copy of the License at
http://www.apache.org/licenses/LICENSE-2.0
Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS,
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
See the License for the specific language governing permissions and
limitations under the License.
*/
package object
import (
"errors"
"strconv"
"github.com/apcera/libretto/Godeps/_workspace/src/github.com/vmware/govmomi/vim25"
"github.com/apcera/libretto/Godeps/_workspace/src/github.com/vmware/govmomi/vim25/methods"
"github.com/apcera/libretto/Godeps/_workspace/src/github.com/vmware/govmomi/vim25/mo"
"github.com/apcera/libretto/Godeps/_workspace/src/github.com/vmware/govmomi/vim25/types"
"github.com/apcera/libretto/Godeps/_workspace/src/golang.org/x/net/context"
)
var (
ErrKeyNameNotFound = errors.New("key name not found")
)
type CustomFieldsManager struct {
Common
}
// GetCustomFieldsManager wraps NewCustomFieldsManager, returning ErrNotSupported
// when the client is not connected to a vCenter instance.
func GetCustomFieldsManager(c *vim25.Client) (*CustomFieldsManager, error) {
if c.ServiceContent.CustomFieldsManager == nil {
return nil, ErrNotSupported
}
return NewCustomFieldsManager(c), nil
}
func NewCustomFieldsManager(c *vim25.Client) *CustomFieldsManager {
m := CustomFieldsManager{
Common: NewCommon(c, *c.ServiceContent.CustomFieldsManager),
}
return &m
}
func (m CustomFieldsManager) Add(ctx context.Context, name string, moType string, fieldDefPolicy *types.PrivilegePolicyDef, fieldPolicy *types.PrivilegePolicyDef) (*types.CustomFieldDef, error) {
req := types.AddCustomFieldDef{
This: m.Reference(),
Name: name,
MoType: moType,
FieldDefPolicy: fieldDefPolicy,
FieldPolicy: fieldPolicy,
}
res, err := methods.AddCustomFieldDef(ctx, m.c, &req)
if err != nil {
return nil, err
}
return &res.Returnval, nil
}
func (m CustomFieldsManager) Remove(ctx context.Context, key int) error {
req := types.RemoveCustomFieldDef{
This: m.Reference(),
Key: key,
}
_, err := methods.RemoveCustomFieldDef(ctx, m.c, &req)
return err
}
func (m CustomFieldsManager) Rename(ctx context.Context, key int, name string) error {
req := types.RenameCustomFieldDef{
This: m.Reference(),
Key: key,
Name: name,
}
_, err := methods.RenameCustomFieldDef(ctx, m.c, &req)
return err
}
func (m CustomFieldsManager) Set(ctx context.Context, entity types.ManagedObjectReference, key int, value string) error {
req := types.SetField{
This: m.Reference(),
Entity: entity,
Key: key,
Value: value,
}
_, err := methods.SetField(ctx, m.c, &req)
return err
}
func (m CustomFieldsManager) Field(ctx context.Context) ([]types.CustomFieldDef, error) {
var fm mo.CustomFieldsManager
err := m.Properties(ctx, m.Reference(), []string{"field"}, &fm)
if err != nil {
return nil, err
}
return fm.Field, nil
}
func (m CustomFieldsManager) FindKey(ctx context.Context, key string) (int, error) {
field, err := m.Field(ctx)
if err != nil {
return -1, err
}
for _, def := range field {
if def.Name == key {
return def.Key, nil
}
}
k, err := strconv.Atoi(key)
if err == nil {
// assume literal int key
return k, nil
}
return -1, ErrKeyNameNotFound
}