Merge "Filter out the satellite PLMNs from the current connected network" into main

This commit is contained in:
Hakjun Choi
2024-08-15 19:46:59 +00:00
committed by Android (Google) Code Review
2 changed files with 125 additions and 6 deletions

View File

@@ -18,8 +18,10 @@ package com.android.settings.network.telephony
import android.content.Context
import android.telephony.AccessNetworkConstants
import android.telephony.CarrierConfigManager
import android.telephony.NetworkRegistrationInfo
import android.telephony.TelephonyManager
import android.telephony.satellite.SatelliteManager
import androidx.lifecycle.Lifecycle
import androidx.lifecycle.LifecycleOwner
import androidx.lifecycle.lifecycleScope
@@ -28,9 +30,11 @@ import kotlinx.coroutines.Dispatchers
import kotlinx.coroutines.launch
import kotlinx.coroutines.withContext
class NetworkSelectRepository(context: Context, subId: Int) {
class NetworkSelectRepository(context: Context, private val subId: Int) {
private val telephonyManager =
context.getSystemService(TelephonyManager::class.java)!!.createForSubscriptionId(subId)
private val satelliteManager = context.getSystemService(SatelliteManager::class.java)
private val carrierConfigManager = context.getSystemService(CarrierConfigManager::class.java)
data class NetworkRegistrationAndForbiddenInfo(
val networkList: List<NetworkRegistrationInfo>,
@@ -55,10 +59,21 @@ class NetworkSelectRepository(context: Context, subId: Int) {
if (telephonyManager.dataState != TelephonyManager.DATA_CONNECTED) return null
// Try to get the network registration states
val serviceState = telephonyManager.serviceState ?: return null
val networkList = serviceState.getNetworkRegistrationInfoListForTransportType(
var networkList = serviceState.getNetworkRegistrationInfoListForTransportType(
AccessNetworkConstants.TRANSPORT_TYPE_WWAN
)
if (networkList.isEmpty()) return null
val satellitePlmn = getSatellitePlmns()
// If connected network is Satellite, filter out
if (satellitePlmn.isNotEmpty()) {
val filteredNetworkList = networkList.filter {
val cellIdentity = it.cellIdentity
val plmn = cellIdentity?.plmn
plmn != null && !satellitePlmn.contains(plmn)
}
networkList = filteredNetworkList
}
// Due to the aggregation of cell between carriers, it's possible to get CellIdentity
// containing forbidden PLMN.
// Getting current network from ServiceState is no longer a good idea.
@@ -72,4 +87,24 @@ class NetworkSelectRepository(context: Context, subId: Int) {
private fun getForbiddenPlmns(): List<String> {
return telephonyManager.forbiddenPlmns?.toList() ?: emptyList()
}
/**
* Update satellite PLMNs from the satellite framework.
*/
private fun getSatellitePlmns(): List<String> {
val config = carrierConfigManager.getConfigForSubId(
subId,
CarrierConfigManager.KEY_REMOVE_SATELLITE_PLMN_IN_MANUAL_NETWORK_SCAN_BOOL
)
val shouldFilter = config.getBoolean(
CarrierConfigManager.KEY_REMOVE_SATELLITE_PLMN_IN_MANUAL_NETWORK_SCAN_BOOL,
true)
return if (shouldFilter) {
satelliteManager.getSatellitePlmnsForCarrier(subId)
} else {
emptyList();
}
}
}

View File

@@ -17,20 +17,21 @@
package com.android.settings.network.telephony
import android.content.Context
import android.telephony.AccessNetworkConstants
import android.telephony.NetworkRegistrationInfo
import android.telephony.ServiceState
import android.telephony.TelephonyManager
import android.os.PersistableBundle
import android.telephony.*
import android.telephony.satellite.SatelliteManager
import androidx.test.core.app.ApplicationProvider
import androidx.test.ext.junit.runners.AndroidJUnit4
import com.android.settings.network.telephony.scan.NetworkScanRepositoryTest
import com.google.common.truth.Truth.assertThat
import org.junit.Test
import org.junit.runner.RunWith
import org.mockito.ArgumentMatchers.anyInt
import org.mockito.kotlin.doReturn
import org.mockito.kotlin.mock
import org.mockito.kotlin.spy
import org.mockito.kotlin.stub
import org.mockito.kotlin.whenever
@RunWith(AndroidJUnit4::class)
class NetworkSelectRepositoryTest {
@@ -49,8 +50,16 @@ class NetworkSelectRepositoryTest {
on { serviceState } doReturn mockServiceState
}
private val mockSatelliteManager = mock<SatelliteManager> {
on { getSatellitePlmnsForCarrier(anyInt()) } doReturn SatellitePlmns
}
private var mockCarrierConfigManager = mock<CarrierConfigManager>()
private val context: Context = spy(ApplicationProvider.getApplicationContext()) {
on { getSystemService(TelephonyManager::class.java) } doReturn mockTelephonyManager
on { getSystemService(SatelliteManager::class.java) } doReturn mockSatelliteManager
on { getSystemService(CarrierConfigManager::class.java) } doReturn mockCarrierConfigManager
}
private val repository = NetworkSelectRepository(context, SUB_ID)
@@ -105,6 +114,14 @@ class NetworkSelectRepositoryTest {
on { forbiddenPlmns } doReturn arrayOf(FORBIDDEN_PLMN)
}
val config = PersistableBundle()
config.putBoolean(
CarrierConfigManager.KEY_REMOVE_SATELLITE_PLMN_IN_MANUAL_NETWORK_SCAN_BOOL,
false)
whenever(mockCarrierConfigManager.getConfigForSubId(
SUB_ID, CarrierConfigManager.KEY_REMOVE_SATELLITE_PLMN_IN_MANUAL_NETWORK_SCAN_BOOL))
.thenReturn(config)
val info = repository.getNetworkRegistrationInfo()
assertThat(info).isEqualTo(
@@ -115,9 +132,76 @@ class NetworkSelectRepositoryTest {
)
}
@Test
fun getNetworkRegistrationInfo_filterSatellitePlmn() {
val info1 = createTestNetworkRegistrationInfo("310", "260")
val info2 = createTestNetworkRegistrationInfo("310", "261")
val satelliteInfo = createTestNetworkRegistrationInfo(satelliteMcc, satelliteMnc)
val registrationInfos = listOf(info1, info2, satelliteInfo)
val filteredRegistrationInfos = listOf(info1, info2)
mockServiceState.stub {
on {
getNetworkRegistrationInfoListForTransportType(
AccessNetworkConstants.TRANSPORT_TYPE_WWAN
)
} doReturn registrationInfos
}
mockTelephonyManager.stub {
on { forbiddenPlmns } doReturn arrayOf(FORBIDDEN_PLMN)
}
// disable satellite plmn filter
var config = PersistableBundle()
config.putBoolean(
CarrierConfigManager.KEY_REMOVE_SATELLITE_PLMN_IN_MANUAL_NETWORK_SCAN_BOOL,
false)
whenever(mockCarrierConfigManager.getConfigForSubId(
SUB_ID, CarrierConfigManager.KEY_REMOVE_SATELLITE_PLMN_IN_MANUAL_NETWORK_SCAN_BOOL))
.thenReturn(config)
var infoList = repository.getNetworkRegistrationInfo()
assertThat(infoList).isEqualTo(
NetworkSelectRepository.NetworkRegistrationAndForbiddenInfo(
networkList = registrationInfos,
forbiddenPlmns = listOf(FORBIDDEN_PLMN),
)
)
// enable satellite plmn filter
config = PersistableBundle()
config.putBoolean(
CarrierConfigManager.KEY_REMOVE_SATELLITE_PLMN_IN_MANUAL_NETWORK_SCAN_BOOL,
true)
whenever(mockCarrierConfigManager.getConfigForSubId(
SUB_ID, CarrierConfigManager.KEY_REMOVE_SATELLITE_PLMN_IN_MANUAL_NETWORK_SCAN_BOOL))
.thenReturn(config)
infoList = repository.getNetworkRegistrationInfo()
assertThat(infoList).isEqualTo(
NetworkSelectRepository.NetworkRegistrationAndForbiddenInfo(
networkList = filteredRegistrationInfos,
forbiddenPlmns = listOf(FORBIDDEN_PLMN),
)
)
}
private companion object {
const val SUB_ID = 1
val NetworkRegistrationInfos = listOf(NetworkRegistrationInfo.Builder().build())
const val FORBIDDEN_PLMN = "Forbidden PLMN"
const val satelliteMcc = "310"
const val satelliteMnc = "810"
val SatellitePlmns = listOf(satelliteMcc + satelliteMnc)
fun createTestNetworkRegistrationInfo(mcc: String, mnc: String): NetworkRegistrationInfo {
val cellInfo = CellIdentityLte(0, 0, 0, 0, IntArray(2) { 0 },
0, mcc, mnc, "", "", emptyList(), null)
return NetworkRegistrationInfo.Builder().setCellIdentity(cellInfo).build()
}
}
}