frostfs-node/cmd/neofs-cli/modules/storagegroup.go
Leonard Lyubich f7ca4a8dce [#80] cmd/cli: Implement storagegroup commands
Implement PUT/GET/LIST/DELETE commands of storage group module.

Signed-off-by: Leonard Lyubich <leonard@nspcc.ru>
2020-12-25 16:49:27 +03:00

304 lines
6.2 KiB
Go

package cmd
import (
"context"
"fmt"
"github.com/nspcc-dev/neofs-api-go/pkg/client"
objectSDK "github.com/nspcc-dev/neofs-api-go/pkg/object"
storagegroupAPI "github.com/nspcc-dev/neofs-api-go/pkg/storagegroup"
"github.com/nspcc-dev/neofs-api-go/pkg/token"
"github.com/nspcc-dev/neofs-node/pkg/core/object"
"github.com/nspcc-dev/neofs-node/pkg/services/object_manager/storagegroup"
"github.com/pkg/errors"
"github.com/spf13/cobra"
)
// storagegroupCmd represents the storagegroup command
var storagegroupCmd = &cobra.Command{
Use: "storagegroup",
Short: "Operations with Storage Groups",
Long: `Operations with Storage Groups`,
}
var sgPutCmd = &cobra.Command{
Use: "put",
Short: "Put storage group to NeoFS",
Long: "Put storage group to NeoFS",
RunE: putSG,
}
var sgGetCmd = &cobra.Command{
Use: "get",
Short: "Get storage group from NeoFS",
Long: "Get storage group from NeoFS",
RunE: getSG,
}
var sgListCmd = &cobra.Command{
Use: "list",
Short: "List storage groups in NeoFS container",
Long: "List storage groups in NeoFS container",
RunE: listSG,
}
var sgDelCmd = &cobra.Command{
Use: "delete",
Short: "Delete storage group from NeoFS",
Long: "Delete storage group from NeoFS",
RunE: delSG,
}
const (
sgMembersFlag = "members"
sgIDFlag = "id"
)
var (
sgMembers []string
sgID string
)
func init() {
rootCmd.AddCommand(storagegroupCmd)
storagegroupCmd.AddCommand(sgPutCmd)
sgPutCmd.Flags().String("cid", "", "Container ID")
_ = sgPutCmd.MarkFlagRequired("cid")
sgPutCmd.Flags().StringSliceVarP(&sgMembers, sgMembersFlag, "m", nil,
"ID list of storage group members")
_ = sgPutCmd.MarkFlagRequired(sgMembersFlag)
storagegroupCmd.AddCommand(sgGetCmd)
sgGetCmd.Flags().String("cid", "", "Container ID")
_ = sgGetCmd.MarkFlagRequired("cid")
sgGetCmd.Flags().StringVarP(&sgID, sgIDFlag, "", "", "storage group identifier")
_ = sgGetCmd.MarkFlagRequired(sgIDFlag)
storagegroupCmd.AddCommand(sgListCmd)
sgListCmd.Flags().String("cid", "", "Container ID")
_ = sgListCmd.MarkFlagRequired("cid")
storagegroupCmd.AddCommand(sgDelCmd)
sgDelCmd.Flags().String("cid", "", "Container ID")
_ = sgDelCmd.MarkFlagRequired("cid")
sgDelCmd.Flags().StringVarP(&sgID, sgIDFlag, "", "", "storage group identifier")
_ = sgDelCmd.MarkFlagRequired(sgIDFlag)
}
type sgHeadReceiver struct {
ctx context.Context
tok *token.SessionToken
c *client.Client
}
func (c *sgHeadReceiver) Head(addr *objectSDK.Address) (interface{}, error) {
obj, err := c.c.GetObjectHeader(c.ctx,
new(client.ObjectHeaderParams).
WithAddress(addr).
WithRawFlag(true),
client.WithTTL(2),
client.WithSession(c.tok),
)
var errSplitInfo *objectSDK.SplitInfoError
switch {
default:
return nil, err
case err == nil:
return object.NewFromSDK(obj), nil
case errors.As(err, &errSplitInfo):
return errSplitInfo.SplitInfo(), nil
}
}
func putSG(cmd *cobra.Command, _ []string) error {
ownerID, err := getOwnerID()
if err != nil {
return err
}
cid, err := getCID(cmd)
if err != nil {
return err
}
members := make([]*objectSDK.ID, 0, len(sgMembers))
for i := range sgMembers {
id := objectSDK.NewID()
if err := id.Parse(sgMembers[i]); err != nil {
return err
}
members = append(members, id)
}
ctx := context.Background()
cli, tok, err := initSession(ctx)
if err != nil {
return err
}
sg, err := storagegroup.CollectMembers(&sgHeadReceiver{
ctx: ctx,
tok: tok,
c: cli,
}, cid, members)
if err != nil {
return err
}
sgContent, err := sg.Marshal()
if err != nil {
return err
}
obj := objectSDK.NewRaw()
obj.SetContainerID(cid)
obj.SetOwnerID(ownerID)
obj.SetType(objectSDK.TypeStorageGroup)
obj.SetPayload(sgContent)
oid, err := cli.PutObject(ctx,
new(client.PutObjectParams).
WithObject(obj.Object()),
client.WithSession(tok))
if err != nil {
return fmt.Errorf("can't put storage group: %w", err)
}
cmd.Println("Storage group successfully stored")
cmd.Printf(" ID: %s\n", oid)
return nil
}
func getSGID() (*objectSDK.ID, error) {
oid := objectSDK.NewID()
err := oid.Parse(sgID)
return oid, err
}
func getSG(cmd *cobra.Command, _ []string) error {
cid, err := getCID(cmd)
if err != nil {
return err
}
id, err := getSGID()
if err != nil {
return err
}
addr := objectSDK.NewAddress()
addr.SetContainerID(cid)
addr.SetObjectID(id)
ctx := context.Background()
cli, tok, err := initSession(ctx)
if err != nil {
return err
}
obj, err := cli.GetObject(ctx,
new(client.GetObjectParams).
WithAddress(addr),
client.WithSession(tok))
if err != nil {
return fmt.Errorf("can't get storage group: %w", err)
}
sg := storagegroupAPI.New()
if err := sg.Unmarshal(obj.Payload()); err != nil {
return err
}
cmd.Printf("Expiration epoch: %d\n", sg.ExpirationEpoch())
cmd.Printf("Group size: %d\n", sg.ValidationDataSize())
cmd.Printf("Group hash: %s\n", sg.ValidationDataHash())
if members := sg.Members(); len(members) > 0 {
cmd.Println("Members:")
for i := range members {
cmd.Printf("\t%s\n", members[i])
}
}
return nil
}
func listSG(cmd *cobra.Command, _ []string) error {
cid, err := getCID(cmd)
if err != nil {
return err
}
ctx := context.Background()
cli, tok, err := initSession(ctx)
if err != nil {
return err
}
ids, err := cli.SearchObject(ctx,
new(client.SearchObjectParams).
WithContainerID(cid).
WithSearchFilters(storagegroup.SearchQuery()),
client.WithSession(tok),
)
if err != nil {
return fmt.Errorf("can't search storage groups: %w", err)
}
cmd.Printf("Found %d storage groups.\n", len(ids))
for _, id := range ids {
cmd.Println(id)
}
return nil
}
func delSG(cmd *cobra.Command, _ []string) error {
cid, err := getCID(cmd)
if err != nil {
return err
}
id, err := getSGID()
if err != nil {
return err
}
ctx := context.Background()
cli, tok, err := initSession(ctx)
if err != nil {
return err
}
addr := objectSDK.NewAddress()
addr.SetContainerID(cid)
addr.SetObjectID(id)
tombstone, err := client.DeleteObject(cli, ctx,
new(client.DeleteObjectParams).
WithAddress(addr),
client.WithSession(tok))
if err != nil {
return fmt.Errorf("can't get storage group: %w", err)
}
cmd.Println("Storage group removed successfully.")
cmd.Printf(" Tombstone: %s\n", tombstone.ObjectID())
return nil
}