frostfs-node/pkg/services/session/storage/storage.go
Leonard Lyubich f5a0e354ef [#12] services/session: Implement service executor
Implement Session service executor that generates private token and stores
it to map.

Signed-off-by: Leonard Lyubich <leonard@nspcc.ru>
2020-10-02 11:25:30 +03:00

51 lines
980 B
Go

package storage
import (
"errors"
"sync"
"github.com/mr-tron/base58"
"github.com/nspcc-dev/neofs-api-go/v2/refs"
)
type key struct {
tokenID string
ownerID string
}
type TokenStore struct {
mtx *sync.RWMutex
tokens map[key]*PrivateToken
}
var ErrNotFound = errors.New("private token not found")
// New creates, initializes and returns a new TokenStore instance.
//
// The elements of the instance are stored in the map.
func New() *TokenStore {
return &TokenStore{
mtx: new(sync.RWMutex),
tokens: make(map[key]*PrivateToken),
}
}
// Get returns private token corresponding to the given identifiers.
//
// Returns nil is there is no element in storage.
func (s *TokenStore) Get(ownerID *refs.OwnerID, tokenID []byte) *PrivateToken {
ownerBytes, err := ownerID.StableMarshal(nil)
if err != nil {
panic(err)
}
s.mtx.RLock()
t := s.tokens[key{
tokenID: base58.Encode(tokenID),
ownerID: base58.Encode(ownerBytes),
}]
s.mtx.RUnlock()
return t
}