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disk.go
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disk.go
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/*
Copyright 2020 The Kubernetes 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 azuretasks
import (
"context"
"github.com/Azure/azure-sdk-for-go/services/compute/mgmt/2022-08-01/compute"
"github.com/Azure/go-autorest/autorest/to"
"k8s.io/klog/v2"
"k8s.io/kops/upup/pkg/fi"
"k8s.io/kops/upup/pkg/fi/cloudup/azure"
)
// Disk is an Azure Managed Disk.
// +kops:fitask
type Disk struct {
Name *string
Lifecycle fi.Lifecycle
ResourceGroup *ResourceGroup
SizeGB *int32
Tags map[string]*string
Zones *[]string
}
var (
_ fi.CloudupTask = &Disk{}
_ fi.CompareWithID = &Disk{}
_ fi.CloudupTaskNormalize = &Disk{}
)
// CompareWithID returns the Name of the Disk.
func (d *Disk) CompareWithID() *string {
return d.Name
}
// Find discovers the Disk in the cloud provider.
func (d *Disk) Find(c *fi.CloudupContext) (*Disk, error) {
cloud := c.T.Cloud.(azure.AzureCloud)
l, err := cloud.Disk().List(context.TODO(), *d.ResourceGroup.Name)
if err != nil {
return nil, err
}
var found *compute.Disk
for _, v := range l {
if *v.Name == *d.Name {
found = &v
break
}
}
if found == nil {
return nil, nil
}
return &Disk{
Name: d.Name,
Lifecycle: d.Lifecycle,
ResourceGroup: &ResourceGroup{
Name: d.ResourceGroup.Name,
},
SizeGB: found.DiskSizeGB,
Tags: found.Tags,
Zones: found.Zones,
}, nil
}
func (d *Disk) Normalize(c *fi.CloudupContext) error {
c.T.Cloud.(azure.AzureCloud).AddClusterTags(d.Tags)
return nil
}
// Run implements fi.Task.Run.
func (d *Disk) Run(c *fi.CloudupContext) error {
return fi.CloudupDefaultDeltaRunMethod(d, c)
}
// CheckChanges returns an error if a change is not allowed.
func (*Disk) CheckChanges(a, e, changes *Disk) error {
if a == nil {
// Check if required fields are set when a new resource is created.
if e.Name == nil {
return fi.RequiredField("Name")
}
return nil
}
// Check if unchangeable fields won't be changed.
if changes.Name != nil {
return fi.CannotChangeField("Name")
}
return nil
}
// RenderAzure creates or updates a Disk.
func (*Disk) RenderAzure(t *azure.AzureAPITarget, a, e, changes *Disk) error {
if a == nil {
klog.Infof("Creating a new Disk with name: %s", fi.ValueOf(e.Name))
} else {
klog.Infof("Updating a Disk with name: %s", fi.ValueOf(e.Name))
}
name := *e.Name
disk := compute.Disk{
Location: to.StringPtr(t.Cloud.Region()),
DiskProperties: &compute.DiskProperties{
CreationData: &compute.CreationData{
CreateOption: compute.Empty,
},
DiskSizeGB: e.SizeGB,
},
Tags: e.Tags,
Zones: e.Zones,
}
return t.Cloud.Disk().CreateOrUpdate(
context.TODO(),
*e.ResourceGroup.Name,
name,
disk)
}