frostfs-node/pkg/core/storagegroup/storagegroup.go

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package storagegroup
import (
"context"
"github.com/TrueCloudLab/frostfs-node/pkg/core/client"
cid "github.com/TrueCloudLab/frostfs-sdk-go/container/id"
"github.com/TrueCloudLab/frostfs-sdk-go/netmap"
oid "github.com/TrueCloudLab/frostfs-sdk-go/object/id"
"github.com/TrueCloudLab/frostfs-sdk-go/storagegroup"
)
// SearchSGPrm groups the parameters which are formed by Processor to search the storage group objects.
type SearchSGPrm struct {
Context context.Context
Container cid.ID
NodeInfo client.NodeInfo
}
// SearchSGDst groups the target values which Processor expects from SG searching to process.
type SearchSGDst struct {
Objects []oid.ID
}
// GetSGPrm groups parameter of GetSG operation.
type GetSGPrm struct {
Context context.Context
OID oid.ID
CID cid.ID
NetMap netmap.NetMap
Container [][]netmap.NodeInfo
}
// SGSource is a storage group information source interface.
type SGSource interface {
// ListSG must list storage group objects in the container. Formed list must be written to destination.
//
// Must return any error encountered which did not allow to form the list.
ListSG(*SearchSGDst, SearchSGPrm) error
// GetSG must return storage group object for the provided CID, OID,
// container and netmap state.
GetSG(GetSGPrm) (*storagegroup.StorageGroup, error)
}
// StorageGroup combines storage group object ID and its structure.
type StorageGroup struct {
id oid.ID
sg storagegroup.StorageGroup
}
// ID returns object ID of the storage group.
func (s StorageGroup) ID() oid.ID {
return s.id
}
// SetID sets an object ID of the storage group.
func (s *StorageGroup) SetID(id oid.ID) {
s.id = id
}
// StorageGroup returns the storage group descriptor.
func (s StorageGroup) StorageGroup() storagegroup.StorageGroup {
return s.sg
}
// SetStorageGroup sets a storage group descriptor.
func (s *StorageGroup) SetStorageGroup(sg storagegroup.StorageGroup) {
s.sg = sg
}