status-im/status-go

package pairing

import (
    "bytes"
    "crypto/rand"
    "crypto/sha256"
    "fmt"
    "io/ioutil"
    "os"
    "path/filepath"
    "testing"

    "github.com/stretchr/testify/require"
    "github.com/stretchr/testify/suite"

    "github.com/status-im/status-go/api"
    "github.com/status-im/status-go/common/dbsetup"
    "github.com/status-im/status-go/images"
    "github.com/status-im/status-go/multiaccounts"
    "github.com/status-im/status-go/protocol/requests"
    "github.com/status-im/status-go/server/servertest"
    "github.com/status-im/status-go/t/utils"
)

var (
    password = "password"
    keyUID   = "0x6b9a74f33316e02479c33ed23cf16e0408dca3e1b9ab8f361630859543eb0d46"
    expected = multiaccounts.Account{
        Name:          "cool account",
        KeyUID:        keyUID,
        ColorHash:     multiaccounts.ColorHash{{4, 3}, {4, 0}, {4, 3}, {4, 0}},
        ColorID:       10,
        Images:        images.SampleIdentityImages(),
        KDFIterations: dbsetup.ReducedKDFIterationsNumber,
    }
    account1Hash = []byte{0x8f, 0xba, 0x35, 0x1, 0x2b, 0x9d, 0xad, 0xf0, 0x2d, 0x3c, 0x4d, 0x6, 0xb5, 0x22, 0x2, 0x47, 0xd4, 0x1c, 0xf4, 0x31, 0x2f, 0xb, 0x5b, 0x27, 0x5d, 0x43, 0x97, 0x58, 0x2d, 0xf0, 0xe1, 0xbe}
    account2Hash = []byte{0x9, 0xf8, 0x5c, 0xe9, 0x92, 0x96, 0x2d, 0x88, 0x2b, 0x8e, 0x42, 0x3f, 0xa4, 0x93, 0x6c, 0xad, 0xe9, 0xc0, 0x1b, 0x8a, 0x8, 0x8c, 0x5e, 0x7a, 0x84, 0xa2, 0xf, 0x9f, 0x77, 0x58, 0x2c, 0x2c}
)

func TestPayloadMarshallerSuite(t *testing.T) {
    suite.Run(t, new(PayloadMarshallerSuite))
}

type PayloadMarshallerSuite struct {
    suite.Suite
    servertest.TestLoggerComponents

    teardown func()

    config1 *SenderConfig
    config2 *ReceiverConfig
}

func setupTestDB(t *testing.T) (*multiaccounts.Database, func()) {
    tmpfile, err := ioutil.TempFile("", "accounts-tests-")
    require.NoError(t, err)

    db, err := multiaccounts.InitializeDB(tmpfile.Name())
    require.NoError(t, err)

    return db, func() {
        require.NoError(t, db.Close())
        require.NoError(t, os.Remove(tmpfile.Name()))
    }
}

func makeKeystore(t *testing.T) string {
    keyStoreDir := t.TempDir()
    keyStoreDir = filepath.Join(keyStoreDir, api.DefaultKeystoreRelativePath)

    err := os.MkdirAll(keyStoreDir, 0777)
    require.NoError(t, err)

    return keyStoreDir
}

func initKeys(t *testing.T, keyStoreDir string) {
    utils.Init()
    require.NoError(t, utils.ImportTestAccount(keyStoreDir, utils.GetAccount1PKFile()))
    require.NoError(t, utils.ImportTestAccount(keyStoreDir, utils.GetAccount2PKFile()))
}

func getFiles(t *testing.T, keyStorePath string) map[string][]byte {
    keys := make(map[string][]byte)

    fileWalker := func(path string, fileInfo os.FileInfo, err error) error {
        if err != nil {
            return err
        }
        if fileInfo.IsDir() || filepath.Dir(path) != keyStorePath {
            return nil
        }

        rawKeyFile, err := ioutil.ReadFile(path)
        if err != nil {
            return fmt.Errorf("invalid account key file: %v", err)
        }

        keys[fileInfo.Name()] = rawKeyFile
        return nil
    }

    err := filepath.Walk(keyStorePath, fileWalker)
    require.NoError(t, err)

    return keys
}

func (pms *PayloadMarshallerSuite) SetupTest() {
    pms.SetupLoggerComponents()

    db1, db1td := setupTestDB(pms.T())
    db2, db2td := setupTestDB(pms.T())
    keystore1 := filepath.Join(makeKeystore(pms.T()), keyUID)
    pms.teardown = func() {
        db1td()
        db2td()
    }

    initKeys(pms.T(), keystore1)
    err := db1.SaveAccount(expected)
    pms.Require().NoError(err)

    pms.config1 = &SenderConfig{
        DB:           db1,
        KeystorePath: keystore1,
        KeyUID:       keyUID,
        Password:     password,
    }

    pms.config2 = &ReceiverConfig{
        DB: db2,
        CreateAccount: &requests.CreateAccount{
            RootDataDir: pms.T().TempDir(),
        },
    }
}

func (pms *PayloadMarshallerSuite) TearDownTest() {
    pms.teardown()
}

func (pms *PayloadMarshallerSuite) TestPayloadMarshaller_LoadPayloads() {
    // Make a Payload
    pp := new(AccountPayload)

    // Make and Load() PairingPayloadRepository 1
    ppr, err := NewAccountPayloadLoader(pp, pms.config1)
    pms.Require().NoError(err)
    err = ppr.Load()
    pms.Require().NoError(err)

    // TEST PairingPayloadRepository 1 Load()
    pms.Require().Len(ppr.keys, 2)
    pms.Require().Len(ppr.keys[utils.GetAccount1PKFile()], 489)
    pms.Require().Len(ppr.keys[utils.GetAccount2PKFile()], 489)

    h1 := sha256.New()
    h1.Write(ppr.keys[utils.GetAccount1PKFile()])
    pms.Require().Exactly(account1Hash, h1.Sum(nil))

    h2 := sha256.New()
    h2.Write(ppr.keys[utils.GetAccount2PKFile()])
    pms.Require().Exactly(account2Hash, h2.Sum(nil))

    pms.Require().Exactly(expected.ColorHash, ppr.multiaccount.ColorHash)
    pms.Require().Exactly(expected.ColorID, ppr.multiaccount.ColorID)
    pms.Require().Exactly(expected.Identicon, ppr.multiaccount.Identicon)
    pms.Require().Exactly(expected.KeycardPairing, ppr.multiaccount.KeycardPairing)
    pms.Require().Exactly(expected.KeyUID, ppr.multiaccount.KeyUID)
    pms.Require().Exactly(expected.Name, ppr.multiaccount.Name)
    pms.Require().Exactly(expected.Timestamp, ppr.multiaccount.Timestamp)
    pms.Require().Len(ppr.multiaccount.Images, 2)
    pms.Require().Equal(password, ppr.password)
}

func (pms *PayloadMarshallerSuite) TestPayloadMarshaller_MarshalToProtobuf() {
    // Make a Payload
    pp := new(AccountPayload)

    // Make and Load() PairingPayloadRepository 1
    ppr, err := NewAccountPayloadLoader(pp, pms.config1)
    pms.Require().NoError(err)
    err = ppr.Load()
    pms.Require().NoError(err)

    // Make and Load() PairingPayloadMarshaller 1
    ppm := NewPairingPayloadMarshaller(pp, pms.Logger)

    // TEST PairingPayloadMarshaller 1 MarshalProtobuf()
    pb, err := ppm.MarshalProtobuf()
    pms.Require().NoError(err)
    pms.Require().Len(pb, 1384)

    h := sha256.New()
    h.Write(pb)
    hashA := []byte{0xe5, 0x34, 0x2e, 0xf1, 0x81, 0x72, 0xab, 0xc3, 0xde, 0x54, 0xbc, 0x8e, 0xd8, 0x34, 0xbe, 0xab, 0xd, 0xe8, 0x84, 0x53, 0xa2, 0x14, 0x9b, 0xbe, 0xc5, 0xe5, 0xce, 0xa5, 0xe9, 0x6d, 0xbc, 0xdd}
    hashB := []byte{0x98, 0x2b, 0x3d, 0x8b, 0x7c, 0x6a, 0x3e, 0xdc, 0x3, 0xb1, 0xbf, 0xf1, 0x50, 0x15, 0xa5, 0x0, 0xa8, 0xba, 0xae, 0xf9, 0x38, 0xa8, 0x65, 0xd8, 0xf0, 0x93, 0xca, 0xbc, 0x47, 0x5d, 0x84, 0x23}

    // Because file-walk will pull files in an unpredictable order from a target dir
    // there are 2 potential valid hashes, because there are 2 key files in the test dir
    if !bytes.Equal(hashA, h.Sum(nil)) {
        pms.Require().Exactly(hashB, h.Sum(nil))
    }
}

func (pms *PayloadMarshallerSuite) TestPayloadMarshaller_UnmarshalProtobuf() {
    // Make a Payload
    pp := new(AccountPayload)

    // Make and Load() PairingPayloadRepository 1
    ppr, err := NewAccountPayloadLoader(pp, pms.config1)
    pms.Require().NoError(err)
    err = ppr.Load()
    pms.Require().NoError(err)

    // Make and Load() PairingPayloadMarshaller 1
    ppm := NewPairingPayloadMarshaller(pp, pms.Logger)

    pb, err := ppm.MarshalProtobuf()
    pms.Require().NoError(err)

    // Make a Payload
    pp2 := new(AccountPayload)

    // Make PairingPayloadMarshaller 2
    ppm2 := NewPairingPayloadMarshaller(pp2, pms.Logger)

    // TEST PairingPayloadMarshaller 2 is empty
    pms.Require().Nil(ppm2.keys)
    pms.Require().Nil(ppm2.multiaccount)
    pms.Require().Empty(ppm2.password)

    // TEST PairingPayloadMarshaller 2 UnmarshalProtobuf()
    err = ppm2.UnmarshalProtobuf(pb)
    pms.Require().NoError(err)

    pms.Require().Len(ppm2.keys, 2)
    pms.Require().Len(ppm2.keys[utils.GetAccount1PKFile()], 489)
    pms.Require().Len(ppm2.keys[utils.GetAccount2PKFile()], 489)

    h1 := sha256.New()
    h1.Write(ppm2.keys[utils.GetAccount1PKFile()])
    pms.Require().Exactly(account1Hash, h1.Sum(nil))

    h2 := sha256.New()
    h2.Write(ppm2.keys[utils.GetAccount2PKFile()])
    pms.Require().Exactly(account2Hash, h2.Sum(nil))

    pms.Require().Exactly(expected.ColorHash, ppm2.multiaccount.ColorHash)
    pms.Require().Exactly(expected.ColorID, ppm2.multiaccount.ColorID)
    pms.Require().Exactly(expected.Identicon, ppm2.multiaccount.Identicon)
    pms.Require().Exactly(expected.KeycardPairing, ppm2.multiaccount.KeycardPairing)
    pms.Require().Exactly(expected.KeyUID, ppm2.multiaccount.KeyUID)
    pms.Require().Exactly(expected.Name, ppm2.multiaccount.Name)
    pms.Require().Exactly(expected.Timestamp, ppm2.multiaccount.Timestamp)
    pms.Require().Len(ppm2.multiaccount.Images, 2)
    pms.Require().Equal(password, ppm2.password)
}

func (pms *PayloadMarshallerSuite) TestPayloadMarshaller_StorePayloads() {
    // Make a Payload
    pp := new(AccountPayload)

    // Make and Load() PairingPayloadRepository 1
    ppr, err := NewAccountPayloadLoader(pp, pms.config1)
    pms.Require().NoError(err)
    err = ppr.Load()
    pms.Require().NoError(err)

    // Make and Load() PairingPayloadMarshaller 1
    ppm := NewPairingPayloadMarshaller(pp, pms.Logger)

    pb, err := ppm.MarshalProtobuf()
    pms.Require().NoError(err)

    // Make a Payload
    pp2 := new(AccountPayload)

    // Make PairingPayloadMarshaller 2
    ppm2 := NewPairingPayloadMarshaller(pp2, pms.Logger)

    err = ppm2.UnmarshalProtobuf(pb)
    pms.Require().NoError(err)

    // Make and Load() PairingPayloadRepository 2
    ppr2, err := NewAccountPayloadStorer(pp2, pms.config2)
    require.NoError(pms.T(), err)
    err = ppr2.Store()
    pms.Require().NoError(err)

    // TEST PairingPayloadRepository 2 Store()
    keys := getFiles(pms.T(), filepath.Join(pms.config2.AbsoluteKeystorePath(), keyUID))

    pms.Require().Len(keys, 2)
    pms.Require().Len(keys[utils.GetAccount1PKFile()], 489)
    pms.Require().Len(keys[utils.GetAccount2PKFile()], 489)

    h1 := sha256.New()
    h1.Write(keys[utils.GetAccount1PKFile()])
    pms.Require().Exactly(account1Hash, h1.Sum(nil))

    h2 := sha256.New()
    h2.Write(keys[utils.GetAccount2PKFile()])
    pms.Require().Exactly(account2Hash, h2.Sum(nil))

    acc, err := pms.config2.DB.GetAccount(keyUID)
    pms.Require().NoError(err)

    pms.Require().Exactly(expected.ColorHash, acc.ColorHash)
    pms.Require().Exactly(expected.ColorID, acc.ColorID)
    pms.Require().Exactly(expected.Identicon, acc.Identicon)
    pms.Require().Exactly(expected.KeycardPairing, acc.KeycardPairing)
    pms.Require().Exactly(expected.KeyUID, acc.KeyUID)
    pms.Require().Exactly(expected.Name, acc.Name)
    pms.Require().Exactly(expected.Timestamp, acc.Timestamp)
    pms.Require().Len(acc.Images, 2)

    err = ppr2.storeKeys(ppr2.keystorePath)
    pms.Require().ErrorIs(err, ErrKeyFileAlreadyExists)
}

func (pms *PayloadMarshallerSuite) TestPayloadMarshaller_LockPayload() {
    AESKey := make([]byte, 32)
    _, err := rand.Read(AESKey)
    pms.Require().NoError(err)

    pm := NewMockPayloadMounter(AESKey)

    err = pm.Mount()
    pms.Require().NoError(err)

    toSend := pm.ToSend()
    pms.Len(toSend, 60)

    toSend2 := pm.ToSend()
    pms.Len(toSend2, 60)

    pm.LockPayload()

    toSend3 := pm.ToSend()
    pms.Nil(toSend3)
}