frostfs-node/pkg/services/object/get/remote_getter.go

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package getsvc
import (
"context"
"git.frostfs.info/TrueCloudLab/frostfs-node/pkg/core/client"
netmapCore "git.frostfs.info/TrueCloudLab/frostfs-node/pkg/core/netmap"
netmapSDK "git.frostfs.info/TrueCloudLab/frostfs-sdk-go/netmap"
objectSDK "git.frostfs.info/TrueCloudLab/frostfs-sdk-go/object"
oid "git.frostfs.info/TrueCloudLab/frostfs-sdk-go/object/id"
)
type RemoteGetPrm struct {
Address oid.Address
Node netmapSDK.NodeInfo
}
type RemoteGetter struct {
s remoteStorageConstructor
es epochSource
ks keyStorage
}
func (g *RemoteGetter) Get(ctx context.Context, prm RemoteGetPrm) (*objectSDK.Object, error) {
var nodeInfo client.NodeInfo
if err := client.NodeInfoFromRawNetmapElement(&nodeInfo, netmapCore.Node(prm.Node)); err != nil {
return nil, err
}
rs, err := g.s.Get(nodeInfo)
if err != nil {
return nil, err
}
epoch, err := g.es.Epoch()
if err != nil {
return nil, err
}
key, err := g.ks.GetKey(nil)
if err != nil {
return nil, err
}
r := RemoteRequestParams{
Epoch: epoch,
TTL: 1,
PrivateKey: key,
}
return rs.Get(ctx, prm.Address, r)
}
func NewRemoteGetter(cc clientConstructor, es epochSource, ks keyStorage) *RemoteGetter {
return &RemoteGetter{
s: &multiclientRemoteStorageConstructor{clientConstructor: cc},
es: es,
ks: ks,
}
}