package container import ( "crypto/sha256" "fmt" "strings" containerContract "git.frostfs.info/TrueCloudLab/frostfs-contract/container" containercore "git.frostfs.info/TrueCloudLab/frostfs-node/pkg/core/container" "git.frostfs.info/TrueCloudLab/frostfs-node/pkg/morph/client" apistatus "git.frostfs.info/TrueCloudLab/frostfs-sdk-go/client/status" cid "git.frostfs.info/TrueCloudLab/frostfs-sdk-go/container/id" ) func (x *containerSource) DeletionInfo(cnr cid.ID) (*containercore.DelInfo, error) { return DeletionInfo((*Client)(x), cnr) } type deletionInfo interface { DeletionInfo(cid []byte) (*containercore.DelInfo, error) } func DeletionInfo(c deletionInfo, cnr cid.ID) (*containercore.DelInfo, error) { binCnr := make([]byte, sha256.Size) cnr.Encode(binCnr) return c.DeletionInfo(binCnr) } func (c *Client) DeletionInfo(cid []byte) (*containercore.DelInfo, error) { prm := client.TestInvokePrm{} prm.SetMethod(deletionInfoMethod) prm.SetArgs(cid) res, err := c.client.TestInvoke(prm) if err != nil { if strings.Contains(err.Error(), containerContract.NotFoundError) { return nil, new(apistatus.ContainerNotFound) } return nil, fmt.Errorf("could not perform test invocation (%s): %w", deletionInfoMethod, err) } else if ln := len(res); ln != 1 { return nil, fmt.Errorf("unexpected stack item count (%s): %d", deletionInfoMethod, ln) } arr, err := client.ArrayFromStackItem(res[0]) if err != nil { return nil, fmt.Errorf("could not get item array of container (%s): %w", deletionInfoMethod, err) } if len(arr) != 2 { return nil, fmt.Errorf("unexpected container stack item count (%s): %d", deletionInfoMethod, len(arr)) } owner, err := client.BytesFromStackItem(arr[0]) if err != nil { return nil, fmt.Errorf("could not get byte array of container (%s): %w", deletionInfoMethod, err) } epoch, err := client.IntFromStackItem(arr[1]) if err != nil { return nil, fmt.Errorf("could not get byte array of container signature (%s): %w", deletionInfoMethod, err) } return &containercore.DelInfo{ Owner: owner, Epoch: int(epoch), }, nil }