LineageOS/android_packages_modules_Connectivity
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Framework fixes for RSSI offload.

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1. When registering a NetworkCallback, only update RSSI
   thresholds if the request specifies a signal strength.
2. When releasing a NetworkCallback, only update RSSI
   thresholds if the request specified a signal strength.
3. Add logging.

Add logging.
Bug: 21405941
Bug: 23679346
Bug: 23815756
Change-Id: I4bc42d0ab02285a7a9d14e09f8a1cd868f4d9d7f
This commit is contained in:
Lorenzo Colitti
2015-09-15 15:56:01 +09:00
parent cf6717cbfe
commit 0a6477ed3c
1 changed files with 24 additions and 7 deletions
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31
services/core/java/com/android/server/ConnectivityService.java
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@@ -2270,8 +2270,9 @@ public class ConnectivityService extends IConnectivityManager.Stub
mNetworkRequestInfoLogs.log("REGISTER " + nri);
if (!nri.isRequest) {
for (NetworkAgentInfo network : mNetworkAgentInfos.values()) {
if (network.satisfiesImmutableCapabilitiesOf(nri.request)) {
updateSignalStrengthThresholds(network);
if (nri.request.networkCapabilities.hasSignalStrength() &&
network.satisfiesImmutableCapabilitiesOf(nri.request)) {
updateSignalStrengthThresholds(network, "REGISTER", nri.request);
}
}
}
@@ -2388,8 +2389,9 @@ public class ConnectivityService extends IConnectivityManager.Stub
// if this listen request applies and remove it.
for (NetworkAgentInfo nai : mNetworkAgentInfos.values()) {
nai.networkRequests.remove(nri.request.requestId);
if (nai.satisfiesImmutableCapabilitiesOf(nri.request)) {
updateSignalStrengthThresholds(nai);
if (nri.request.networkCapabilities.hasSignalStrength() &&
nai.satisfiesImmutableCapabilitiesOf(nri.request)) {
updateSignalStrengthThresholds(nai, "RELEASE", nri.request);
}
}
}
@@ -3639,9 +3641,24 @@ public class ConnectivityService extends IConnectivityManager.Stub
return new ArrayList<Integer>(thresholds);
}
private void updateSignalStrengthThresholds(NetworkAgentInfo nai) {
private void updateSignalStrengthThresholds(
NetworkAgentInfo nai, String reason, NetworkRequest request) {
ArrayList<Integer> thresholdsArray = getSignalStrengthThresholds(nai);
Bundle thresholds = new Bundle();
thresholds.putIntegerArrayList("thresholds", getSignalStrengthThresholds(nai));
thresholds.putIntegerArrayList("thresholds", thresholdsArray);
// TODO: Switch to VDBG.
if (DBG) {
String detail;
if (request != null && request.networkCapabilities.hasSignalStrength()) {
detail = reason + " " + request.networkCapabilities.getSignalStrength();
} else {
detail = reason;
}
log(String.format("updateSignalStrengthThresholds: %s, sending %s to %s",
detail, Arrays.toString(thresholdsArray.toArray()), nai.name()));
}
nai.asyncChannel.sendMessage(
android.net.NetworkAgent.CMD_SET_SIGNAL_STRENGTH_THRESHOLDS,
0, 0, thresholds);
@@ -4624,7 +4641,7 @@ public class ConnectivityService extends IConnectivityManager.Stub
// so we could decide to tear it down immediately afterwards. That's fine though - on
// disconnection NetworkAgents should stop any signal strength monitoring they have been
// doing.
updateSignalStrengthThresholds(networkAgent);
updateSignalStrengthThresholds(networkAgent, "CONNECT", null);
// Consider network even though it is not yet validated.
rematchNetworkAndRequests(networkAgent, ReapUnvalidatedNetworks.REAP);