frostfs-node/pkg/services/object/head/remote.go
Leonard Lyubich 88459963fb [#57] services/object: Sign requests with session key
Use key storage in object services in order to sign requests with private
session key within user session.

Signed-off-by: Leonard Lyubich <leonard@nspcc.ru>
2020-10-02 11:25:36 +03:00

52 lines
1.1 KiB
Go

package headsvc
import (
"context"
"github.com/nspcc-dev/neofs-api-go/pkg/client"
"github.com/nspcc-dev/neofs-node/pkg/core/object"
"github.com/nspcc-dev/neofs-node/pkg/network"
"github.com/nspcc-dev/neofs-node/pkg/services/object/util"
"github.com/pkg/errors"
)
type remoteHeader struct {
keyStorage *util.KeyStorage
node *network.Address
}
func (h *remoteHeader) head(ctx context.Context, prm *Prm, handler func(*object.Object)) error {
key, err := h.keyStorage.GetKey(prm.common.SessionToken())
if err != nil {
return errors.Wrapf(err, "(%T) could not receive private key", h)
}
addr := h.node.NetAddr()
c, err := client.New(key,
client.WithAddress(addr),
)
if err != nil {
return errors.Wrapf(err, "(%T) could not create SDK client %s", h, addr)
}
p := new(client.ObjectHeaderParams).
WithAddress(prm.addr)
if prm.short {
p = p.WithMainFields()
}
hdr, err := c.GetObjectHeader(ctx, p,
client.WithTTL(1), // FIXME: use constant
client.WithSession(prm.common.SessionToken()),
)
if err != nil {
return errors.Wrapf(err, "(%T) could not head object in %s", h, addr)
}
handler(object.NewFromSDK(hdr))
return nil
}