forked from vmware/vic
/
config.go
91 lines (72 loc) · 2.3 KB
/
config.go
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// Copyright 2017 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 disk
import (
"fmt"
"hash/fnv"
"github.com/vmware/govmomi/object"
"github.com/vmware/govmomi/vim25/types"
"github.com/vmware/vic/pkg/fs"
)
type VirtualDiskConfig struct {
// The URI in the datastore this disk can be found with
DatastoreURI *object.DatastorePath
// The URI in the datastore to the parent of this disk
ParentDatastoreURI *object.DatastorePath
// The size of the disk
CapacityInKB int64
// Underlying filesystem
Filesystem Filesystem
DiskMode types.VirtualDiskMode
}
func NewPersistentDisk(URI *object.DatastorePath) *VirtualDiskConfig {
return &VirtualDiskConfig{
DatastoreURI: URI,
DiskMode: types.VirtualDiskModeIndependent_persistent,
Filesystem: fs.NewExt4(),
}
}
func NewNonPersistentDisk(URI *object.DatastorePath) *VirtualDiskConfig {
return &VirtualDiskConfig{
DatastoreURI: URI,
DiskMode: types.VirtualDiskModeIndependent_nonpersistent,
Filesystem: fs.NewExt4(),
}
}
func (d *VirtualDiskConfig) WithParent(parent *object.DatastorePath) *VirtualDiskConfig {
d.ParentDatastoreURI = parent
return d
}
func (d *VirtualDiskConfig) WithFilesystem(ftype FilesystemType) *VirtualDiskConfig {
switch ftype {
case Xfs:
d.Filesystem = fs.NewXFS()
default:
d.Filesystem = fs.NewExt4()
}
return d
}
func (d *VirtualDiskConfig) WithCapacity(capacity int64) *VirtualDiskConfig {
d.CapacityInKB = capacity
return d
}
func (d *VirtualDiskConfig) Hash() uint64 {
key := fmt.Sprintf("%s-%t", d.DatastoreURI, d.IsPersistent())
hash := fnv.New64a()
hash.Write([]byte(key))
return hash.Sum64()
}
func (d *VirtualDiskConfig) IsPersistent() bool {
return d.DiskMode == types.VirtualDiskModeIndependent_persistent || d.DiskMode == types.VirtualDiskModePersistent
}