LineageOS/android_packages_modules_Connectivity
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Merge "Fixes isDefaultNetworkActive and onNetworkActive unreasonable behavior"

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This commit is contained in:
Motomu Utsumi
2023-06-20 01:00:24 +00:00
committed by Gerrit Code Review
parent d66e846764 6225d57b18
commit e0365d45ca
2 changed files with 34 additions and 27 deletions
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50
service/src/com/android/server/ConnectivityService.java
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@@ -1703,7 +1703,8 @@ public class ConnectivityService extends IConnectivityManager.Stub
mUserAllContext.registerReceiver(mPackageIntentReceiver, packageIntentFilter,
null /* broadcastPermission */, mHandler);
mNetworkActivityTracker = new LegacyNetworkActivityTracker(mContext, mNetd, mHandler);
mNetworkActivityTracker =
new LegacyNetworkActivityTracker(mContext, mNetd, mHandler, mDeps.isAtLeastU());
final NetdCallback netdCallback = new NetdCallback();
try {
@@ -11125,10 +11126,9 @@ public class ConnectivityService extends IConnectivityManager.Stub
new RemoteCallbackList<>();
// Indicate the current system default network activity is active or not.
// This needs to be volatile to allow non handler threads to read this value without lock.
// TODO: Remove initial value. Initial value is set to keep the existing behavior.
// This will be removed in following CL.
private volatile boolean mIsDefaultNetworkActive = true;
private volatile boolean mIsDefaultNetworkActive;
private final ArrayMap<String, IdleTimerParams> mActiveIdleTimers = new ArrayMap<>();
private final boolean mIsAtLeastU;
private static class IdleTimerParams {
public final int timeout;
@@ -11141,10 +11141,11 @@ public class ConnectivityService extends IConnectivityManager.Stub
}
LegacyNetworkActivityTracker(@NonNull Context context, @NonNull INetd netd,
@NonNull Handler handler) {
@NonNull Handler handler, boolean isAtLeastU) {
mContext = context;
mNetd = netd;
mHandler = handler;
mIsAtLeastU = isAtLeastU;
}
private void ensureRunningOnConnectivityServiceThread() {
@@ -11227,8 +11228,10 @@ public class ConnectivityService extends IConnectivityManager.Stub
*
* Every {@code setupDataActivityTracking} should be paired with a
* {@link #removeDataActivityTracking} for cleanup.
*
* @return true if the idleTimer is added to the network, false otherwise
*/
private void setupDataActivityTracking(NetworkAgentInfo networkAgent) {
private boolean setupDataActivityTracking(NetworkAgentInfo networkAgent) {
final String iface = networkAgent.linkProperties.getInterfaceName();
final int timeout;
@@ -11247,23 +11250,22 @@ public class ConnectivityService extends IConnectivityManager.Stub
15);
type = NetworkCapabilities.TRANSPORT_WIFI;
} else {
return; // do not track any other networks
return false; // do not track any other networks
}
updateRadioPowerState(true /* isActive */, type);
if (timeout > 0 && iface != null) {
try {
// Networks start up.
mIsDefaultNetworkActive = true;
mActiveIdleTimers.put(iface, new IdleTimerParams(timeout, type));
mNetd.idletimerAddInterface(iface, timeout, Integer.toString(type));
reportNetworkActive();
return true;
} catch (Exception e) {
// You shall not crash!
loge("Exception in setupDataActivityTracking " + e);
}
}
return false;
}
/**
@@ -11300,28 +11302,34 @@ public class ConnectivityService extends IConnectivityManager.Stub
}
}
private void updateDefaultNetworkActivity(NetworkAgentInfo defaultNetwork,
boolean hasIdleTimer) {
if (defaultNetwork != null) {
mIsDefaultNetworkActive = true;
// On T-, callbacks are called only when the network has the idle timer.
if (mIsAtLeastU || hasIdleTimer) {
reportNetworkActive();
}
} else {
// If there is no default network, default network is considered inactive.
mIsDefaultNetworkActive = false;
}
}
/**
* Update data activity tracking when network state is updated.
*/
public void updateDataActivityTracking(NetworkAgentInfo newNetwork,
NetworkAgentInfo oldNetwork) {
ensureRunningOnConnectivityServiceThread();
boolean hasIdleTimer = false;
if (newNetwork != null) {
setupDataActivityTracking(newNetwork);
hasIdleTimer = setupDataActivityTracking(newNetwork);
}
updateDefaultNetworkActivity(newNetwork, hasIdleTimer);
if (oldNetwork != null) {
removeDataActivityTracking(oldNetwork);
}
if (mActiveIdleTimers.isEmpty()) {
// If there are no idle timers, it means that system is not monitoring activity,
// so the default network is always considered active.
//
// TODO : Distinguish between the cases where mActiveIdleTimers is empty because
// tracking is disabled (negative idle timer value configured), or no active
// default network. In the latter case, this reports active but it should report
// inactive.
mIsDefaultNetworkActive = true;
}
}
private void updateRadioPowerState(boolean isActive, int transportType) {