Add test for full and k/v restore of version 0 backups
This commit is contained in:
Torsten Grote
Chirayu Desai
parent
1cae6dc60e
commit
b707d7f9d0
3 changed files with 243 additions and 5 deletions
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@ -47,6 +47,8 @@ fun ByteArray.toHexString(spacer: String = " "): String {
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return str.trimEnd()
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}
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fun String.toByteArrayFromHex() = chunked(2).map { it.toInt(16).toByte() }.toByteArray()
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fun ByteArray.toIntString(): String {
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var str = ""
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for (b in this) {
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@ -3,13 +3,15 @@ package com.stevesoltys.seedvault.crypto
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import javax.crypto.KeyGenerator
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import javax.crypto.SecretKey
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class KeyManagerTestImpl : KeyManager {
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class KeyManagerTestImpl(private val customKey: SecretKey? = null) : KeyManager {
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private val key by lazy {
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private val key: SecretKey by lazy {
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customKey ?: run {
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val keyGenerator = KeyGenerator.getInstance("AES")
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keyGenerator.init(KEY_SIZE)
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keyGenerator.generateKey()
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}
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}
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override fun storeBackupKey(seed: ByteArray) {
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throw NotImplementedError("not implemented")
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@ -0,0 +1,234 @@
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package com.stevesoltys.seedvault.transport.restore
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import android.app.backup.BackupDataOutput
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import android.app.backup.BackupTransport.NO_MORE_DATA
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import android.app.backup.BackupTransport.TRANSPORT_OK
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import android.app.backup.RestoreDescription
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import android.app.backup.RestoreDescription.TYPE_FULL_STREAM
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import android.os.ParcelFileDescriptor
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import com.stevesoltys.seedvault.crypto.CipherFactoryImpl
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import com.stevesoltys.seedvault.crypto.CryptoImpl
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import com.stevesoltys.seedvault.crypto.KEY_SIZE_BYTES
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import com.stevesoltys.seedvault.crypto.KeyManagerTestImpl
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import com.stevesoltys.seedvault.encodeBase64
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import com.stevesoltys.seedvault.header.HeaderReaderImpl
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import com.stevesoltys.seedvault.header.HeaderWriterImpl
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import com.stevesoltys.seedvault.metadata.MetadataReaderImpl
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import com.stevesoltys.seedvault.toByteArrayFromHex
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import com.stevesoltys.seedvault.transport.TransportTest
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import com.stevesoltys.seedvault.ui.notification.BackupNotificationManager
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import io.mockk.coEvery
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import io.mockk.every
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import io.mockk.mockk
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import io.mockk.verifyOrder
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import kotlinx.coroutines.runBlocking
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import org.junit.jupiter.api.Assertions.assertArrayEquals
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import org.junit.jupiter.api.Assertions.assertEquals
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import org.junit.jupiter.api.Assertions.fail
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import org.junit.jupiter.api.Test
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import java.io.ByteArrayInputStream
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import java.io.ByteArrayOutputStream
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import javax.crypto.spec.SecretKeySpec
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/**
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* Tests that we can still restore Version 0 backups with current code.
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*/
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@Suppress("BlockingMethodInNonBlockingContext")
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internal class RestoreV0IntegrationTest : TransportTest() {
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private val outputFactory = mockk<OutputFactory>()
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private val secretKey = SecretKeySpec(
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"This is a legacy backup key 1234".toByteArray(), 0, KEY_SIZE_BYTES, "AES"
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)
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private val keyManager = KeyManagerTestImpl(secretKey)
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private val cipherFactory = CipherFactoryImpl(keyManager)
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private val headerWriter = HeaderWriterImpl()
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private val headerReader = HeaderReaderImpl()
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private val cryptoImpl = CryptoImpl(cipherFactory, headerWriter, headerReader)
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private val metadataReader = MetadataReaderImpl(cryptoImpl)
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private val notificationManager = mockk<BackupNotificationManager>()
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private val restorePlugin = mockk<RestorePlugin>()
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private val kvRestorePlugin = mockk<KVRestorePlugin>()
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private val kvRestore = KVRestore(kvRestorePlugin, outputFactory, headerReader, cryptoImpl)
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private val fullRestorePlugin = mockk<FullRestorePlugin>()
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private val fullRestore =
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FullRestore(fullRestorePlugin, outputFactory, headerReader, cryptoImpl)
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private val restore = RestoreCoordinator(
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context,
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settingsManager,
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metadataManager,
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notificationManager,
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restorePlugin,
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kvRestore,
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fullRestore,
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metadataReader
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)
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private val fileDescriptor = mockk<ParcelFileDescriptor>(relaxed = true)
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private val appData = ("562AB665C3543120FC794D7CDA3AC18E5959235A4D" +
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"3FD9A75BE521E99EF8D79EA4A98652A0F32AFFEC07").toByteArrayFromHex()
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private val appData2 = ("C530E675053D3D253B7F5BE864B44DCB4484C9660C" +
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"FBDAEA3ECA56A91E5F6D4DF5B79F9B33AF0F8CA73AF3F208916BA96BB49F1B535B05BCCAC2398251E00B" +
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"0EB22214BB6E863E8E6228383E8172526C1E0B5DE353EEB90A31D2CB9DAEFE806A88F0CD7551237B5D1C" +
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"14FB6ED5546CB3B52EA74C1BEA068C99D23FFB3345EA77CEBBA28DB5FBD6AD104CAC4F30E4B7F299E2E1" +
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"AEB93B7CC158322443B47527289123974BD94BD7FED5E0EB26A59CAFB3544B28431255EBAB074EF7E7BA" +
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"37E8B847DFE30B3D3F4334BE248CB384B13C010F439E004E973990CC05062B0B2E090435DA8362B5EF89" +
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"E9E8640E03BD5C179F1FCC23D55737E246F8E36F461D816378F898812750109CD9BA2F5F3A11BCAF53D9" +
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"81CF3A40194FFD13E4343D7A46BB60C2605469F0BCFD4A7DD9273B4B7CDE97591443FDBBFBFF713B4AB9" +
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"C5DC303FDC768AC5C39CBFEA65DB24EE7BF9DE7566D46C3008997EAAE0288CE3BE217AA9081608A0DD06" +
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"222E505F241BCBFC0D2FB2BA2490A315566B1848319C13BF07411623DE201DC70FFF7FF2E834F4910508" +
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"DC1626C1F5C9661F1890C5FB57414DB95E5D3A6651695546D7E0BB8C67C446914D9CD110DF1323FA41AB" +
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"870DEE288E9A8EB79A5902EF19FD89A9E5B2670900227078FF5A18B860CDE01B1F57CA1D910B20836AC1" +
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"8DF92CAB93AFEA235AE44B5141C3E49BE964FF5ADBC5C504CA270B2764B2420192D5B0C8356FDB48C01A" +
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"E00BC0B77098AAD6CDAFC2259E114A6C1C673572EF1A295CC8D00FF0F62F5797A486553604F9EA243DE5" +
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"3CD3CB125A27BFB6C1E07485B0200E792200980C32AE2B1AE10880744396BC8DB153965046EA800F1C57" +
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"8E6978CF482E49112D97CD0498772EDD0A22032530BB2EE12CE2D6640C612CEB0512525AA1AAFBADF17F" +
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"3328D03AC49279DFB4D88F9AD21CE36DB58A4A210267E0705DB243CA419A05DF3DF2C4C06E12E42B0B98" +
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"20CADBB9D469BC266996CD8BB51E30BDDB23980EC1463FD9C5DB9CE31D7E5E4F2C0B8E9B70B02A773297" +
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"0C37CE04083488FDCC0663B89F2F1AFBEB73279DEC7DF783A276FBE80019B56B8A1B9DE9B9730E2D3FAA" +
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"DB3A2B2D14C930F36FA89945D8D0D07C7C5C049011612085835656C768556453EE2BBB6736FB106F81A2" +
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"52EB174688827D03C521C7BE9C31106F3F739142CB0F82F5B0AC8287EE4D4F459BDCD9267CE08375335D" +
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"62997EDCD4AAC7C01CA24328FE753E4D05D152D30C6486E9B77F38AAF8C78855ED90643C42F92AC286DD" +
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"95477E4DD3288923D380E1823325D9D120D49F932B768FCA8CF5C68200918DE9569C5EA6017A213A886E" +
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"01408922943060398FA1599DD22E37D4DCD63E14ECDB821564EC1FB9C30460C917BF9295A42BFF65D6AE" +
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"F3420DA4CD1DA371190D171D6DBD59D58F02290537708E7FEBEFBA5A5E4E8544ECCC8302FA28E66E506E" +
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"78ACEDA79246824591A513D5361E0506FF5C44435FC6BDA03B0D5010A75833B286C3D2C0FE652325AB51" +
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"C7CDF6EA3B5D607BBAD7402936CE453037DECF6EB3AECCF825CC06BB79C7A924CA65C1CCB429DE619914" +
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"90CD1DD35F992F88FC5E632DCE02CB669F813F70CA84E03DA66CE72D5C572D3C8C5974DCB43BFCA24D4A" +
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"EA985D0765819BBE643CA424DEF68232E53EAF58AE31BA38FCB87E1A20B61E01DE29A89BA76098863FFC" +
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"8B85EDCD934C0946E35199CBA77F621CDC46A3DAFE571ECF898E1157B96C2566F355AFD323A585A344FC" +
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"0D660A155F2CEEAF7DAAB0EEDBD08ADBC78486E51D05A2C98672CE02A746A9CD79B3F8062B3143355D7A" +
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"30B8790FBDD26955009867A24FF16FA310887E71CC9817B2495052CBB5CC19C6ADA9592EBF0477DE696D" +
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"858A13A3D23955330BFAFB0915CC").toByteArrayFromHex()
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private val key = "RestoreKey"
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private val key64 = key.encodeBase64()
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private val key2 = "RestoreKey2"
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private val key264 = key2.encodeBase64()
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@Test
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fun `test key-value backup and restore with 2 records`() = runBlocking {
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val encryptedAppData = ("00002A2C701AA7C91D1286E265D29169B25C41E6D0" +
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"E09B70C43E00DE3B00E52C977DBBCA08FD9295002ED5F25CAFA69FA8BE8EB9AE590466B8003A6DC06E84" +
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"A524CBD6A220BE4C00FCA3B13EF3169B30AFA3AAFB8E9AAA4D39C60C68174D52A45CFF82E5DBAA0876EA" +
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"6725949C8BAE04AB447790686F01C5C18925B1D3B60F931C").toByteArrayFromHex()
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val encryptedAppData2 = ("00002BED60ADBCD70A6DDEEB0B0FB70F0D0E1F18EF" +
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"45A5F30C64E5FCF6381F009B0DF62AE761913A1373150A77960061FBE1ABD18E2F4A291F3205499135C6" +
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"388B921EA9CD17DB6E9DA445CB91262362ECB9FAFED0EA0AF0AE601B7AC9D567011F7DD2B852FB36273A" +
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"944E1E23FDAE0FA381698B1440583256C7A8D58248558C8B4D75A2DB5C0E697FFCDA0C905204F6CB0A2B" +
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"DBA46CF86F7A55F8D4A1C04A6EED4B761541BCF18F3FDC953AEFB6B012A0E4B90C90D6214BB2A0E23110" +
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"5521A9E373B88D8995ED9CA0FB4C05394A9254CDC74D2F832C1D760AD7316142F7C77F11073A5FB84E37" +
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"00CCFABE223896BFCFF891B48770FFFAD39810B2F58EF0CE7FC90251791BA33A1FB58EF3000F794218F5" +
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"8734FF29F3849CC0A1D2203824E0D0066AF9712E9A9A05CAADACB55072C6A1C8D1E74A1BEF394067B60A" +
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"F032FDCA2FFB1A5A270F459A565AEFDACCAAE103AB93CCC0AB7E0862A3875522F7D7AFC23479BF73D4A6" +
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"BE104BE3093C0B80B1967085158089F228328FBEA84A087E93F063AAB0F8978859516FA73FAD38C04461" +
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"738F2D822B4FA72DABACF585184330FB680BC1B7EDAD6D375CE6AC6109778C20CE3B32C6E76CEAC728F9" +
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"FE8D0E1403190D2A30DAA3B5BCC06A11E241AD060D7B0DF9F71DC416EF855208A693E8A318157593F869" +
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"FDBEBCCD0B21CD821D3BDD0103D1B959CE623E7920CB642600782C661A6180A299AAE787B0D982AF6881" +
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"E9A905233C92A8107BF3648E1EDDF8FD1F7EA629EE2793CDADDECE7B05BB1A8953C63895F3CF2665A00B" +
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"6D311970714EC1712F1EC47FE76E04FC338E9139306EBA85E97AA09368D76859B9E827F14DE0CC04A8B5" +
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"4F57BE0B22EE3DB621CDBCC2F3E2E524A5D8F9BC1C93C372E30122A7B18EB049F769F0D3F490AC8D2766" +
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"50C41170A55FDA672525C93041D7AA90B8D71B5FD9798DA0E4AB2A85FE58A93F3A505382C28313966C1C" +
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"59D771CC64B166E1F7E7C1CA5ACEA67B1D27F0CABA24FC23BFF358D42579E5CB3C614CC319E645A1EED3" +
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"4CFD767AB29EBEFA26824CBD1285BAC0B45F488B62687E63067A8886D75852AAC61CEF2320AB01854827" +
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"0F042180FA8B6FA6199DBACF9BEBC8F60AE52AF8432DB5CB8E2BA85405BB190DAD2F762830807340916F" +
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"C07841E6122091FFBCE7AB2779635E5650C0D8797682B3C98158CF81B50FA164F8F18FFF7FFC7A3A1ED1" +
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"357C28EBA4BF1936DE10AD04527648E44A81B948BF620E3317056448E24F7A0E6A852F1AE3ADA6522596" +
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"61EF9D687E860F8EEF1D306B5FA4062FEAE2E6BD9E1269C4A85E879C9BB4A6B655C7DAE3BA8684943A14" +
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"F4D03E074812A2137602BFD75AF8A9A5A1415BB4FD55A313649AF6B7DBAE5EE99AF50F45460BB0CDEC9D" +
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"C1508D70CDE76EE054ACCFB1EC2A12FF2E451AAB1FFB7A6E11B745B54A9610ADAEEFCF0B835C04A714A8" +
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"972FC660911712B8A9FDA6514159FA67D54359B7A41EDB0F5809313EC1689ACA1B3335864E8174A33875" +
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"93B4665352D0A926BC6A9901108BB568EA475A3677A38022FC02CCEAFFD6B03EF840F30A981337798DF5" +
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"EDC84FE0D06BEE5C38781B018EF85632546ADA02823217A8029070D5A2B7D91CD3548A8E1E439C5C7472" +
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"4F059C892C2877B6AC49F190EC7EF0F84855024411C9F7153181AD6A59EBE2C6717A7C178F59199C5FAF" +
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"540A3C0425DF9F058C28FC0FEAC1B06136D6A5D43CA951CB4D8731321DB5BC19C2E058F4166E4407331C" +
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"10E0E414B8FED0A06E99FC4E1BFBD78E9AACEE1B6D7480B5BC8C9F7A07302A6F73B989E1D447E7DB8088" +
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"3420D9AB943DF06341BB044970B2573C3912C182EAB89681BF3523EAE62DA8FE9E8BF194E57247485760" +
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"BFB6AC6F69AB5D6E1E59836E6623C8706FF3A15ADA275551ECE42A77EE4E31F9B0DF448D53A164EFCDA9" +
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"0659C6892C63FA6E96FE07AF80EAB910EDE962C3FB60EF43C262C898F5A21917716D643827164CEE550F" +
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"44BE99D6A5CE1A5877E0648BDB5972E54CC7").toByteArrayFromHex()
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// start restore
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assertEquals(TRANSPORT_OK, restore.startRestore(token, arrayOf(packageInfo)))
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// find data for K/V backup
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coEvery { kvRestorePlugin.hasDataForPackage(token, packageInfo) } returns true
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val restoreDescription = restore.nextRestorePackage() ?: fail()
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assertEquals(packageInfo.packageName, restoreDescription.packageName)
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assertEquals(RestoreDescription.TYPE_KEY_VALUE, restoreDescription.dataType)
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// restore finds the backed up key and writes the decrypted value
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val backupDataOutput = mockk<BackupDataOutput>()
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val rInputStream = ByteArrayInputStream(encryptedAppData)
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val rInputStream2 = ByteArrayInputStream(encryptedAppData2)
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coEvery { kvRestorePlugin.listRecords(token, packageInfo) } returns listOf(key64, key264)
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every { outputFactory.getBackupDataOutput(fileDescriptor) } returns backupDataOutput
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coEvery {
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kvRestorePlugin.getInputStreamForRecord(
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token,
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packageInfo,
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key64
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)
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} returns rInputStream
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every { backupDataOutput.writeEntityHeader(key, appData.size) } returns 1137
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every { backupDataOutput.writeEntityData(appData, appData.size) } returns appData.size
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coEvery {
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kvRestorePlugin.getInputStreamForRecord(
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token,
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packageInfo,
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key264
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)
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} returns rInputStream2
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every { backupDataOutput.writeEntityHeader(key2, appData2.size) } returns 1137
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every { backupDataOutput.writeEntityData(appData2, appData2.size) } returns appData2.size
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assertEquals(TRANSPORT_OK, restore.getRestoreData(fileDescriptor))
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verifyOrder {
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backupDataOutput.writeEntityData(appData, appData.size)
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backupDataOutput.writeEntityData(appData2, appData2.size)
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}
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}
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@Test
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fun `test full backup and restore with two chunks`() = runBlocking {
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val encryptedData = ("00002076EBEBDDB434FC78D6410C14AEDA1B7257EF" +
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"E44B0CE5A6289BCF46470909577083B8C0B57D85E27EE27785E40025397A8C7F7357F67467C10867222E" +
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"1328BD9584D9035F45D0EA08C9B907E5606E1B2973EADD48BE75284DA4B575127CBB4A00254450CEFE52" +
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"7BA1937B0573FD730D69855E15D6F9887533D6BDE6CD081771C7BBD242903EAC22C4221FFB246D4E169B" +
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"B3CE").toByteArrayFromHex()
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// start restore
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assertEquals(TRANSPORT_OK, restore.startRestore(token, arrayOf(packageInfo)))
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// find data only for full backup
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coEvery { kvRestorePlugin.hasDataForPackage(token, packageInfo) } returns false
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coEvery { fullRestorePlugin.hasDataForPackage(token, packageInfo) } returns true
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val restoreDescription = restore.nextRestorePackage() ?: fail()
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assertEquals(packageInfo.packageName, restoreDescription.packageName)
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assertEquals(TYPE_FULL_STREAM, restoreDescription.dataType)
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// reverse the backup streams into restore input
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val inputStream = ByteArrayInputStream(encryptedData)
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val outputStream = ByteArrayOutputStream()
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coEvery {
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fullRestorePlugin.getInputStreamForPackage(
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token,
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packageInfo
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)
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} returns inputStream
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every { outputFactory.getOutputStream(fileDescriptor) } returns outputStream
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// restore data
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assertEquals(appData.size / 2, restore.getNextFullRestoreDataChunk(fileDescriptor))
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assertEquals(appData.size / 2, restore.getNextFullRestoreDataChunk(fileDescriptor))
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assertEquals(NO_MORE_DATA, restore.getNextFullRestoreDataChunk(fileDescriptor))
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restore.finishRestore()
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// assert that restored data matches original app data
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assertArrayEquals(appData, outputStream.toByteArray())
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}
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}
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