forked from vmware-tanzu/velero
/
create.go
160 lines (133 loc) · 4.72 KB
/
create.go
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/*
Copyright 2018 the Velero contributors.
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 backuplocation
import (
"fmt"
"strings"
"time"
"github.com/pkg/errors"
"github.com/spf13/cobra"
"github.com/spf13/pflag"
metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
velerov1api "github.com/vmware-tanzu/velero/pkg/apis/velero/v1"
"github.com/vmware-tanzu/velero/pkg/client"
"github.com/vmware-tanzu/velero/pkg/cmd"
"github.com/vmware-tanzu/velero/pkg/cmd/util/flag"
"github.com/vmware-tanzu/velero/pkg/cmd/util/output"
)
func NewCreateCommand(f client.Factory, use string) *cobra.Command {
o := NewCreateOptions()
c := &cobra.Command{
Use: use + " NAME",
Short: "Create a backup storage location",
Args: cobra.ExactArgs(1),
Run: func(c *cobra.Command, args []string) {
cmd.CheckError(o.Complete(args, f))
cmd.CheckError(o.Validate(c, args, f))
cmd.CheckError(o.Run(c, f))
},
}
o.BindFlags(c.Flags())
output.BindFlags(c.Flags())
output.ClearOutputFlagDefault(c)
return c
}
type CreateOptions struct {
Name string
Provider string
Bucket string
Prefix string
BackupSyncPeriod time.Duration
Config flag.Map
Labels flag.Map
AccessMode *flag.Enum
}
func NewCreateOptions() *CreateOptions {
return &CreateOptions{
Config: flag.NewMap(),
AccessMode: flag.NewEnum(
string(velerov1api.BackupStorageLocationAccessModeReadWrite),
string(velerov1api.BackupStorageLocationAccessModeReadWrite),
string(velerov1api.BackupStorageLocationAccessModeReadOnly),
),
}
}
func (o *CreateOptions) BindFlags(flags *pflag.FlagSet) {
flags.StringVar(&o.Provider, "provider", o.Provider, "name of the backup storage provider (e.g. aws, azure, gcp)")
flags.StringVar(&o.Bucket, "bucket", o.Bucket, "name of the object storage bucket where backups should be stored")
flags.StringVar(&o.Prefix, "prefix", o.Prefix, "prefix under which all Velero data should be stored within the bucket. Optional.")
flags.DurationVar(&o.BackupSyncPeriod, "backup-sync-period", o.BackupSyncPeriod, "how often to ensure all Velero backups in object storage exist as Backup API objects in the cluster. Optional. Set this to `0s` to disable sync")
flags.Var(&o.Config, "config", "configuration key-value pairs")
flags.Var(&o.Labels, "labels", "labels to apply to the backup storage location")
flags.Var(
o.AccessMode,
"access-mode",
fmt.Sprintf("access mode for the backup storage location. Valid values are %s", strings.Join(o.AccessMode.AllowedValues(), ",")),
)
}
func (o *CreateOptions) Validate(c *cobra.Command, args []string, f client.Factory) error {
if err := output.ValidateFlags(c); err != nil {
return err
}
if o.Provider == "" {
return errors.New("--provider is required")
}
if o.Bucket == "" {
return errors.New("--bucket is required")
}
if o.BackupSyncPeriod < 0 {
return errors.New("--backup-sync-period must be non-negative")
}
return nil
}
func (o *CreateOptions) Complete(args []string, f client.Factory) error {
o.Name = args[0]
return nil
}
func (o *CreateOptions) Run(c *cobra.Command, f client.Factory) error {
var backupSyncPeriod *metav1.Duration
if c.Flags().Changed("backup-sync-period") {
backupSyncPeriod = &metav1.Duration{Duration: o.BackupSyncPeriod}
}
backupStorageLocation := &velerov1api.BackupStorageLocation{
ObjectMeta: metav1.ObjectMeta{
Namespace: f.Namespace(),
Name: o.Name,
Labels: o.Labels.Data(),
},
Spec: velerov1api.BackupStorageLocationSpec{
Provider: o.Provider,
StorageType: velerov1api.StorageType{
ObjectStorage: &velerov1api.ObjectStorageLocation{
Bucket: o.Bucket,
Prefix: o.Prefix,
},
},
Config: o.Config.Data(),
AccessMode: velerov1api.BackupStorageLocationAccessMode(o.AccessMode.String()),
BackupSyncPeriod: backupSyncPeriod,
},
}
if printed, err := output.PrintWithFormat(c, backupStorageLocation); printed || err != nil {
return err
}
client, err := f.Client()
if err != nil {
return err
}
if _, err := client.VeleroV1().BackupStorageLocations(backupStorageLocation.Namespace).Create(backupStorageLocation); err != nil {
return errors.WithStack(err)
}
fmt.Printf("Backup storage location %q configured successfully.\n", backupStorageLocation.Name)
return nil
}