kops/upup/pkg/fi/cloudup/gcetasks/storagebucketacl.go

134 lines
3.6 KiB
Go

/*
Copyright 2017 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 gcetasks
import (
"fmt"
"google.golang.org/api/storage/v1"
"k8s.io/klog/v2"
"k8s.io/kops/upup/pkg/fi"
"k8s.io/kops/upup/pkg/fi/cloudup/gce"
"k8s.io/kops/upup/pkg/fi/cloudup/terraform"
)
// StorageBucketAcl represents an ACL rule on a google cloud storage bucket
// +kops:fitask
type StorageBucketAcl struct {
Name *string
Lifecycle fi.Lifecycle
Bucket *string
Entity *string
Role *string
}
var _ fi.CompareWithID = &StorageBucketAcl{}
func (e *StorageBucketAcl) CompareWithID() *string {
return e.Name
}
func (e *StorageBucketAcl) Find(c *fi.CloudupContext) (*StorageBucketAcl, error) {
cloud := c.T.Cloud.(gce.GCECloud)
bucket := fi.ValueOf(e.Bucket)
entity := fi.ValueOf(e.Entity)
klog.V(2).Infof("Checking GCS bucket ACL for gs://%s for %s", bucket, entity)
r, err := cloud.Storage().BucketAccessControls.Get(bucket, entity).Do()
if err != nil {
if gce.IsNotFound(err) {
return nil, nil
}
return nil, fmt.Errorf("error checking GCS bucket ACL for gs://%s for %s: %v", bucket, entity, err)
}
actual := &StorageBucketAcl{}
actual.Name = e.Name
actual.Bucket = &r.Bucket
actual.Entity = &r.Entity
actual.Role = &r.Role
// Ignore "system" fields
actual.Lifecycle = e.Lifecycle
return actual, nil
}
func (e *StorageBucketAcl) Run(c *fi.CloudupContext) error {
return fi.CloudupDefaultDeltaRunMethod(e, c)
}
func (_ *StorageBucketAcl) CheckChanges(a, e, changes *StorageBucketAcl) error {
if fi.ValueOf(e.Bucket) == "" {
return fi.RequiredField("Bucket")
}
if fi.ValueOf(e.Entity) == "" {
return fi.RequiredField("Entity")
}
return nil
}
func (_ *StorageBucketAcl) RenderGCE(t *gce.GCEAPITarget, a, e, changes *StorageBucketAcl) error {
bucket := fi.ValueOf(e.Bucket)
entity := fi.ValueOf(e.Entity)
role := fi.ValueOf(e.Role)
acl := &storage.BucketAccessControl{
Entity: entity,
Role: role,
}
if a == nil {
klog.V(2).Infof("Creating GCS bucket ACL for gs://%s for %s as %s", bucket, entity, role)
_, err := t.Cloud.Storage().BucketAccessControls.Insert(bucket, acl).Do()
if err != nil {
return fmt.Errorf("error creating GCS bucket ACL for gs://%s for %s as %s: %v", bucket, entity, role, err)
}
} else {
klog.V(2).Infof("Updating GCS bucket ACL for gs://%s for %s as %s", bucket, entity, role)
_, err := t.Cloud.Storage().BucketAccessControls.Update(bucket, entity, acl).Do()
if err != nil {
return fmt.Errorf("error updating GCS bucket ACL for gs://%s for %s as %s: %v", bucket, entity, role, err)
}
}
return nil
}
// terraformStorageBucketAcl is the model for a terraform google_storage_bucket_acl rule
type terraformStorageBucketAcl struct {
Bucket string `cty:"bucket"`
RoleEntity []string `cty:"role_entity"`
}
func (_ *StorageBucketAcl) RenderTerraform(t *terraform.TerraformTarget, a, e, changes *StorageBucketAcl) error {
var roleEntities []string
roleEntities = append(roleEntities, fi.ValueOf(e.Role)+":"+fi.ValueOf(e.Entity))
tf := &terraformStorageBucketAcl{
Bucket: fi.ValueOf(e.Bucket),
RoleEntity: roleEntities,
}
return t.RenderResource("google_storage_bucket_acl", *e.Name, tf)
}