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Try mitigating unexpected logouts (#2251)

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* Try mitigating unexpected logouts.

Try making getting/storing session data use a Mutex for synchronization.

Also added some more logs so we can understand exactly where it's failing.
This commit is contained in:
Jorge Martin Espinosa
2024-01-18 16:22:25 +01:00
committed by GitHub
parent e6d2e1af72
commit b755a2584b
3 changed files with 45 additions and 15 deletions
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3
changelog.d/+try-mitigating-unexpected-logouts.misc Normal file
View File

@@ -0,0 +1,3 @@
Try mitigating unexpected logouts by making getting/storing session data use a Mutex for synchronization.
Also added some more logs so we can understand exactly where it's failing.

18
libraries/matrix/impl/src/main/kotlin/io/element/android/libraries/matrix/impl/RustMatrixClient.kt
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@@ -139,6 +139,8 @@ class RustMatrixClient(
// TODO handle isSoftLogout parameter.
appCoroutineScope.launch {
val existingData = sessionStore.getSession(client.userId())
val anonymizedToken = existingData?.accessToken?.takeLast(4)
Timber.d("Removing session data with token: '...$anonymizedToken'.")
if (existingData != null) {
// Set isTokenValid to false
val newData = client.session().toSessionData(
@@ -146,8 +148,15 @@ class RustMatrixClient(
loginType = existingData.loginType,
)
sessionStore.updateData(newData)
Timber.d("Removed session data with token: '...$anonymizedToken'.")
} else {
Timber.d("No session data found.")
}
doLogout(doRequest = false, removeSession = false, ignoreSdkError = false)
}.invokeOnCompletion {
if (it != null) {
Timber.e(it, "Failed to remove session data.")
}
}
} else {
Timber.v("didReceiveAuthError -> already cleaning up")
@@ -158,11 +167,18 @@ class RustMatrixClient(
Timber.w("didRefreshTokens()")
appCoroutineScope.launch {
val existingData = sessionStore.getSession(client.userId()) ?: return@launch
val anonymizedToken = client.session().accessToken.takeLast(4)
Timber.d("Saving new session data with token: '...$anonymizedToken'. Was token valid: ${existingData.isTokenValid}")
val newData = client.session().toSessionData(
isTokenValid = existingData.isTokenValid,
isTokenValid = true,
loginType = existingData.loginType,
)
sessionStore.updateData(newData)
Timber.d("Saved new session data with token: '...$anonymizedToken'.")
}.invokeOnCompletion {
if (it != null) {
Timber.e(it, "Failed to save new session data.")
}
}
}
}

39
libraries/session-storage/impl/src/main/kotlin/io/element/android/libraries/sessionstorage/impl/DatabaseSessionStore.kt
View File

@@ -28,6 +28,8 @@ import io.element.android.libraries.sessionstorage.api.SessionData
import io.element.android.libraries.sessionstorage.api.SessionStore
import kotlinx.coroutines.flow.Flow
import kotlinx.coroutines.flow.map
import kotlinx.coroutines.sync.Mutex
import kotlinx.coroutines.sync.withLock
import timber.log.Timber
import javax.inject.Inject
@@ -37,6 +39,8 @@ class DatabaseSessionStore @Inject constructor(
private val database: SessionDatabase,
private val dispatchers: CoroutineDispatchers,
) : SessionStore {
private val sessionDataMutex = Mutex()
override fun isLoggedIn(): Flow<LoggedInState> {
return database.sessionDataQueries.selectFirst()
.asFlow()
@@ -53,11 +57,11 @@ class DatabaseSessionStore @Inject constructor(
}
}
override suspend fun storeData(sessionData: SessionData) {
override suspend fun storeData(sessionData: SessionData) = sessionDataMutex.withLock {
database.sessionDataQueries.insertSessionData(sessionData.toDbModel())
}
override suspend fun updateData(sessionData: SessionData) {
override suspend fun updateData(sessionData: SessionData) = sessionDataMutex.withLock {
val result = database.sessionDataQueries.selectByUserId(sessionData.userId)
.executeAsOneOrNull()
?.toApiModel()
@@ -66,8 +70,7 @@ class DatabaseSessionStore @Inject constructor(
Timber.e("User ${sessionData.userId} not found in session database")
return
}
// Copy new data from SDK, but keep login timestamp
// Copy new data from SDK, but keep login timestamp
database.sessionDataQueries.updateSession(
sessionData.copy(
loginTimestamp = result.loginTimestamp,
@@ -76,21 +79,27 @@ class DatabaseSessionStore @Inject constructor(
}
override suspend fun getLatestSession(): SessionData? {
return database.sessionDataQueries.selectFirst()
.executeAsOneOrNull()
?.toApiModel()
return sessionDataMutex.withLock {
database.sessionDataQueries.selectFirst()
.executeAsOneOrNull()
?.toApiModel()
}
}
override suspend fun getSession(sessionId: String): SessionData? {
return database.sessionDataQueries.selectByUserId(sessionId)
.executeAsOneOrNull()
?.toApiModel()
return sessionDataMutex.withLock {
database.sessionDataQueries.selectByUserId(sessionId)
.executeAsOneOrNull()
?.toApiModel()
}
}
override suspend fun getAllSessions(): List<SessionData> {
return database.sessionDataQueries.selectAll()
.executeAsList()
.map { it.toApiModel() }
return sessionDataMutex.withLock {
database.sessionDataQueries.selectAll()
.executeAsList()
.map { it.toApiModel() }
}
}
override fun sessionsFlow(): Flow<List<SessionData>> {
@@ -102,6 +111,8 @@ class DatabaseSessionStore @Inject constructor(
}
override suspend fun removeSession(sessionId: String) {
database.sessionDataQueries.removeSession(sessionId)
sessionDataMutex.withLock {
database.sessionDataQueries.removeSession(sessionId)
}
}
}