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Merge pull request #3244 from andrewsykim/dotasks
Automatic merge from submit-queue Implement DigitalOcean Volume FI Task Implements volume task to create etcd volumes for master nodes.
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,135 @@ | ||
| /* | ||
| Copyright 2016 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 dotasks | ||
|
|
||
| import ( | ||
| "context" | ||
|
|
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| "github.com/digitalocean/godo" | ||
|
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| "k8s.io/kops/pkg/resources/digitalocean" | ||
| "k8s.io/kops/upup/pkg/fi" | ||
| "k8s.io/kops/upup/pkg/fi/cloudup/do" | ||
| "k8s.io/kops/upup/pkg/fi/cloudup/terraform" | ||
| ) | ||
|
|
||
| //go:generate fitask -type=Volume | ||
| type Volume struct { | ||
| Name *string | ||
| ID *string | ||
| Lifecycle *fi.Lifecycle | ||
|
|
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| SizeGB *int64 | ||
| Region *string | ||
| } | ||
|
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| var _ fi.CompareWithID = &Volume{} | ||
|
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| func (v *Volume) CompareWithID() *string { | ||
| return v.ID | ||
| } | ||
|
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| func (v *Volume) Find(c *fi.Context) (*Volume, error) { | ||
| cloud := c.Cloud.(*digitalocean.Cloud) | ||
| volService := cloud.Volumes() | ||
|
|
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| volumes, _, err := volService.ListVolumes(context.TODO(), &godo.ListVolumeParams{ | ||
| Region: cloud.Region, | ||
| Name: fi.StringValue(v.Name), | ||
| }) | ||
| if err != nil { | ||
| return nil, err | ||
| } | ||
|
|
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| for _, volume := range volumes { | ||
| if volume.Name == fi.StringValue(v.Name) { | ||
| return &Volume{ | ||
| Name: fi.String(volume.Name), | ||
| ID: fi.String(volume.ID), | ||
| Lifecycle: v.Lifecycle, | ||
| SizeGB: fi.Int64(volume.SizeGigaBytes), | ||
| Region: fi.String(volume.Region.Slug), | ||
| }, nil | ||
| } | ||
| } | ||
|
|
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| // Volume = nil if not found | ||
| return nil, nil | ||
| } | ||
|
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| func (v *Volume) Run(c *fi.Context) error { | ||
| return fi.DefaultDeltaRunMethod(v, c) | ||
| } | ||
|
|
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| func (_ *Volume) CheckChanges(a, e, changes *Volume) error { | ||
| if a != nil { | ||
| if changes.Name != nil { | ||
| return fi.CannotChangeField("Name") | ||
| } | ||
| if changes.ID != nil { | ||
| return fi.CannotChangeField("ID") | ||
| } | ||
| if changes.Region != nil { | ||
| return fi.CannotChangeField("Region") | ||
| } | ||
| } else { | ||
| if e.Name == nil { | ||
| return fi.RequiredField("Name") | ||
| } | ||
| if e.SizeGB == nil { | ||
| return fi.RequiredField("SizeGB") | ||
| } | ||
| if e.Region == nil { | ||
| return fi.RequiredField("Region") | ||
| } | ||
| } | ||
| return nil | ||
| } | ||
|
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| func (_ *Volume) RenderDO(t *do.DOAPITarget, a, e, changes *Volume) error { | ||
| if a != nil { | ||
| // in general, we shouldn't need to render changes to a volume | ||
| // however there can be cases where we may want to resize or rename. | ||
| // consider this in later stages of DO support on kops | ||
| return nil | ||
| } | ||
|
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| volService := t.Cloud.Volumes() | ||
| _, _, err := volService.CreateVolume(context.TODO(), &godo.VolumeCreateRequest{ | ||
| Name: fi.StringValue(e.Name), | ||
| Region: fi.StringValue(e.Region), | ||
| SizeGigaBytes: fi.Int64Value(e.SizeGB), | ||
| }) | ||
| return err | ||
| } | ||
|
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| // terraformVolume represents the digitalocean_volume resource in terraform | ||
| // https://www.terraform.io/docs/providers/do/r/volume.html | ||
| type terraformVolume struct { | ||
| Name *string `json:"name"` | ||
| SizeGB *int64 `json:"size"` | ||
| Region *string `json:"region"` | ||
| } | ||
|
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| func (_ *Volume) RenderTerraform(t *terraform.TerraformTarget, a, e, changes *Volume) error { | ||
| tf := &terraformVolume{ | ||
| Name: e.Name, | ||
| SizeGB: e.SizeGB, | ||
| Region: e.Region, | ||
| } | ||
| return t.RenderResource("digitalocean_volume", *e.Name, tf) | ||
| } |
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