v1.0.0

proxy/vmess/account.go

@@ -0,0 +1,51 @@
+// +build !confonly
+
+package vmess
+
+import (
+	"github.com/xtls/xray-core/v1/common/dice"
+	"github.com/xtls/xray-core/v1/common/protocol"
+	"github.com/xtls/xray-core/v1/common/uuid"
+)
+
+// MemoryAccount is an in-memory form of VMess account.
+type MemoryAccount struct {
+	// ID is the main ID of the account.
+	ID *protocol.ID
+	// AlterIDs are the alternative IDs of the account.
+	AlterIDs []*protocol.ID
+	// Security type of the account. Used for client connections.
+	Security protocol.SecurityType
+}
+
+// AnyValidID returns an ID that is either the main ID or one of the alternative IDs if any.
+func (a *MemoryAccount) AnyValidID() *protocol.ID {
+	if len(a.AlterIDs) == 0 {
+		return a.ID
+	}
+	return a.AlterIDs[dice.Roll(len(a.AlterIDs))]
+}
+
+// Equals implements protocol.Account.
+func (a *MemoryAccount) Equals(account protocol.Account) bool {
+	vmessAccount, ok := account.(*MemoryAccount)
+	if !ok {
+		return false
+	}
+	// TODO: handle AlterIds difference
+	return a.ID.Equals(vmessAccount.ID)
+}
+
+// AsAccount implements protocol.Account.
+func (a *Account) AsAccount() (protocol.Account, error) {
+	id, err := uuid.ParseString(a.Id)
+	if err != nil {
+		return nil, newError("failed to parse ID").Base(err).AtError()
+	}
+	protoID := protocol.NewID(id)
+	return &MemoryAccount{
+		ID:       protoID,
+		AlterIDs: protocol.NewAlterIDs(protoID, uint16(a.AlterId)),
+		Security: a.SecuritySettings.GetSecurityType(),
+	}, nil
+}