Esempio n. 1
0
func TestMessage(t *testing.T) {
	log := make(chan string, 100)
	priv, x, y := encryption.CreateKey(log)
	pub := elliptic.Marshal(elliptic.P256(), x, y)
	address := encryption.GetAddress(log, x, y)

	msg := new(Message)
	msg.AddrHash = MakeHash(address)
	msg.TxidHash = MakeHash([]byte{1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16})
	msg.Timestamp = time.Now().Round(time.Second)
	msg.Content = *encryption.Encrypt(log, pub, "Hello World!")

	mBytes := msg.GetBytes()
	if mBytes == nil {
		fmt.Println("Error Encoding Message!")
		t.FailNow()
	}

	msg2 := new(Message)
	msg2.FromBytes(mBytes)
	if string(msg2.AddrHash.GetBytes()) != string(msg.AddrHash.GetBytes()) || string(msg2.TxidHash.GetBytes()) != string(msg.TxidHash.GetBytes()) || msg2.Timestamp.Unix() != msg.Timestamp.Unix() {
		fmt.Println("Message Header incorrect: ", msg2)
		t.FailNow()
	}

	if string(encryption.Decrypt(log, priv, &msg.Content)[:12]) != "Hello World!" {
		fmt.Println("Message content incorrect: ", string(encryption.Decrypt(log, priv, &msg.Content)[:12]))
		t.Fail()
	}
}
Esempio n. 2
0
func (service *EMPService) OpenMessage(r *http.Request, args *[]byte, reply *objects.FullMessage) error {
	if !basicAuth(service.Config, r) {
		service.Config.Log <- fmt.Sprintf("Unauthorized RPC Request from: %s", r.RemoteAddr)
		return errors.New("Unauthorized")
	}

	var txidHash objects.Hash
	txidHash.FromBytes(*args)

	// Get Message from Database
	msg, err := localdb.GetMessageDetail(txidHash)
	if err != nil {
		return err
	}

	if msg.Encrypted == nil {
		*reply = *msg
		return nil
	}

	// If not decrypted, decrypt message and purge
	if msg.Decrypted == nil {
		recipient, err := localdb.GetAddressDetail(objects.MakeHash(encryption.StringToAddress(msg.MetaMessage.Recipient)))
		if err != nil {
			return err
		}

		if recipient.Privkey == nil {
			*reply = *msg
			return nil
		}

		// Decrypt Message
		decrypted := encryption.Decrypt(service.Config.Log, recipient.Privkey, msg.Encrypted)
		if len(decrypted) == 0 {
			*reply = *msg
			return nil
		}
		msg.Decrypted = new(objects.DecryptedMessage)
		msg.Decrypted.FromBytes(decrypted)

		// Update Sender

		x, y := encryption.UnmarshalPubkey(msg.Decrypted.Pubkey[:])
		address := encryption.GetAddress(service.Config.Log, x, y)
		addrStr := encryption.AddressToString(address)
		addrHash := objects.MakeHash(address)

		detail, _ := localdb.GetAddressDetail(addrHash)
		if detail == nil {
			detail = new(objects.AddressDetail)
		}
		detail.Address = address
		detail.String = addrStr
		detail.Pubkey = msg.Decrypted.Pubkey[:]

		localdb.AddUpdateAddress(detail)
		msg.MetaMessage.Sender = detail.String

		// Send Purge Request
		purge := new(objects.Purge)
		purge.Txid = msg.Decrypted.Txid

		service.Config.RecvQueue <- *objects.MakeFrame(objects.PURGE, objects.BROADCAST, purge)
		msg.MetaMessage.Purged = true

		localdb.AddUpdateMessage(msg, localdb.Contains(msg.MetaMessage.TxidHash))
	} else {
		if msg.MetaMessage.Purged == false && localdb.Contains(txidHash) == localdb.INBOX {
			msg.MetaMessage.Purged = true
			localdb.AddUpdateMessage(msg, localdb.Contains(msg.MetaMessage.TxidHash))
		}
	}

	*reply = *msg
	return nil
}