mirror of
https://github.com/TECHNOFAB11/zfs-localpv.git
synced 2025-12-12 06:20:11 +01:00
116 lines
2.5 KiB
Go
116 lines
2.5 KiB
Go
/*
|
|
Copyright 2020 The OpenEBS Authors
|
|
|
|
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 snapbuilder
|
|
|
|
import (
|
|
apis "github.com/openebs/zfs-localpv/pkg/apis/openebs.io/zfs/v1"
|
|
"github.com/openebs/zfs-localpv/pkg/common/errors"
|
|
)
|
|
|
|
// Builder is the builder object for ZFSSnapshot
|
|
type Builder struct {
|
|
snap *ZFSSnapshot
|
|
errs []error
|
|
}
|
|
|
|
// NewBuilder returns new instance of Builder
|
|
func NewBuilder() *Builder {
|
|
return &Builder{
|
|
snap: &ZFSSnapshot{
|
|
Object: &apis.ZFSSnapshot{},
|
|
},
|
|
}
|
|
}
|
|
|
|
// BuildFrom returns new instance of Builder
|
|
// from the provided api instance
|
|
func BuildFrom(snap *apis.ZFSSnapshot) *Builder {
|
|
if snap == nil {
|
|
b := NewBuilder()
|
|
b.errs = append(
|
|
b.errs,
|
|
errors.New("failed to build snap object: nil snap"),
|
|
)
|
|
return b
|
|
}
|
|
return &Builder{
|
|
snap: &ZFSSnapshot{
|
|
Object: snap,
|
|
},
|
|
}
|
|
}
|
|
|
|
// WithNamespace sets the namespace of ZFSSnapshot
|
|
func (b *Builder) WithNamespace(namespace string) *Builder {
|
|
if namespace == "" {
|
|
b.errs = append(
|
|
b.errs,
|
|
errors.New(
|
|
"failed to build csi snap object: missing namespace",
|
|
),
|
|
)
|
|
return b
|
|
}
|
|
b.snap.Object.Namespace = namespace
|
|
return b
|
|
}
|
|
|
|
// WithName sets the name of ZFSSnapshot
|
|
func (b *Builder) WithName(name string) *Builder {
|
|
if name == "" {
|
|
b.errs = append(
|
|
b.errs,
|
|
errors.New(
|
|
"failed to build csi snap object: missing name",
|
|
),
|
|
)
|
|
return b
|
|
}
|
|
b.snap.Object.Name = name
|
|
return b
|
|
}
|
|
|
|
// WithLabels merges existing labels if any
|
|
// with the ones that are provided here
|
|
func (b *Builder) WithLabels(labels map[string]string) *Builder {
|
|
if len(labels) == 0 {
|
|
return b
|
|
}
|
|
|
|
if b.snap.Object.Labels == nil {
|
|
b.snap.Object.Labels = map[string]string{}
|
|
}
|
|
|
|
for key, value := range labels {
|
|
b.snap.Object.Labels[key] = value
|
|
}
|
|
return b
|
|
}
|
|
|
|
func (b *Builder) WithFinalizer(finalizer []string) *Builder {
|
|
b.snap.Object.Finalizers = append(b.snap.Object.Finalizers, finalizer...)
|
|
return b
|
|
}
|
|
|
|
// Build returns ZFSSnapshot API object
|
|
func (b *Builder) Build() (*apis.ZFSSnapshot, error) {
|
|
if len(b.errs) > 0 {
|
|
return nil, errors.Errorf("%+v", b.errs)
|
|
}
|
|
|
|
return b.snap.Object, nil
|
|
}
|