kops/upup/pkg/fi/cloudup/hetznertasks/volume.go

159 lines
3.4 KiB
Go

/*
Copyright 2022 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 hetznertasks
import (
"context"
"strconv"
"github.com/hetznercloud/hcloud-go/hcloud"
"k8s.io/kops/upup/pkg/fi"
"k8s.io/kops/upup/pkg/fi/cloudup/hetzner"
"k8s.io/kops/upup/pkg/fi/cloudup/terraform"
)
// +kops:fitask
type Volume struct {
Name *string
Lifecycle fi.Lifecycle
ID *int
Location string
Size int
Labels map[string]string
}
var _ fi.CompareWithID = &Volume{}
func (v *Volume) CompareWithID() *string {
return fi.PtrTo(strconv.Itoa(fi.ValueOf(v.ID)))
}
func (v *Volume) Find(c *fi.CloudupContext) (*Volume, error) {
cloud := c.T.Cloud.(hetzner.HetznerCloud)
client := cloud.VolumeClient()
volumes, err := client.All(context.TODO())
if err != nil {
return nil, err
}
for _, volume := range volumes {
if volume.Name == fi.ValueOf(v.Name) {
matches := &Volume{
Lifecycle: v.Lifecycle,
Name: fi.PtrTo(volume.Name),
ID: fi.PtrTo(volume.ID),
Size: volume.Size,
Labels: volume.Labels,
}
if volume.Location != nil {
matches.Location = volume.Location.Name
}
v.ID = matches.ID
return matches, nil
}
}
return nil, nil
}
func (v *Volume) Run(c *fi.CloudupContext) error {
return fi.CloudupDefaultDeltaRunMethod(v, c)
}
func (_ *Volume) CheckChanges(a, e, changes *Volume) error {
if a != nil {
if changes.ID != nil {
return fi.CannotChangeField("ID")
}
if changes.Name != nil {
return fi.CannotChangeField("Name")
}
if changes.Size != 0 {
return fi.CannotChangeField("Size")
}
} else {
if e.Name == nil {
return fi.RequiredField("Name")
}
if e.Size == 0 {
return fi.RequiredField("Size")
}
}
return nil
}
func (_ *Volume) RenderHetzner(t *hetzner.HetznerAPITarget, a, e, changes *Volume) error {
client := t.Cloud.VolumeClient()
if a == nil {
opts := hcloud.VolumeCreateOpts{
Name: fi.ValueOf(e.Name),
Location: &hcloud.Location{
Name: e.Location,
},
Size: e.Size,
Labels: e.Labels,
}
_, _, err := client.Create(context.TODO(), opts)
if err != nil {
return err
}
} else {
volume, _, err := client.Get(context.TODO(), strconv.Itoa(fi.ValueOf(a.ID)))
if err != nil {
return err
}
// Update the labels
if changes.Name != nil || len(changes.Labels) != 0 {
_, _, err := client.Update(context.TODO(), volume, hcloud.VolumeUpdateOpts{
Name: fi.ValueOf(e.Name),
Labels: e.Labels,
})
if err != nil {
return err
}
}
}
return nil
}
type terraformVolume struct {
Name *string `cty:"name"`
Size *int `cty:"size"`
Location *string `cty:"location"`
Labels map[string]string `cty:"labels"`
}
func (_ *Volume) RenderTerraform(t *terraform.TerraformTarget, a, e, changes *Volume) error {
tf := &terraformVolume{
Name: e.Name,
Size: fi.PtrTo(e.Size),
Location: fi.PtrTo(e.Location),
Labels: e.Labels,
}
return t.RenderResource("hcloud_volume", *e.Name, tf)
}