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Report sent query count

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Report the sent query count when the discovery is stopped.

Bug: 287546772
Test: atest FrameworksNetTestCases NsdManagerTest
Change-Id: I47b91c0c530eee2f00920ee5ea99e8d7b6e2e9ee
This commit is contained in:
Paul Hu
2023-07-24 21:25:22 +08:00
parent ddce5919af
commit bad6fe9835
4 changed files with 100 additions and 28 deletions
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81
service-t/src/com/android/server/NsdService.java
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@@ -172,6 +172,8 @@ public class NsdService extends INsdManager.Stub {
private static final int MAX_SERVICES_COUNT_METRIC_PER_CLIENT = 100;
@VisibleForTesting
static final int NO_TRANSACTION = -1;
private static final int NO_SENT_QUERY_COUNT = 0;
private static final int DISCOVERY_QUERY_SENT_CALLBACK = 1000;
private static final SharedLog LOGGER = new SharedLog("serviceDiscovery");
private final Context mContext;
@@ -288,7 +290,8 @@ public class NsdService extends INsdManager.Stub {
public void onSearchFailedToStart() { }
@Override
public void onDiscoveryQuerySent(@NonNull List<String> subtypes, int transactionId) { }
public void onDiscoveryQuerySent(@NonNull List<String> subtypes,
int sentQueryTransactionId) { }
@Override
public void onFailedToParseMdnsResponse(int receivedPacketNumber, int errorCode) { }
@@ -315,6 +318,13 @@ public class NsdService extends INsdManager.Stub {
NsdManager.SERVICE_LOST,
new MdnsEvent(mClientRequestId, serviceInfo));
}
@Override
public void onDiscoveryQuerySent(@NonNull List<String> subtypes,
int sentQueryTransactionId) {
mNsdStateMachine.sendMessage(MDNS_DISCOVERY_MANAGER_EVENT, mTransactionId,
DISCOVERY_QUERY_SENT_CALLBACK, new MdnsEvent(mClientRequestId));
}
}
private class ResolutionListener extends MdnsListener {
@@ -330,6 +340,13 @@ public class NsdService extends INsdManager.Stub {
NsdManager.RESOLVE_SERVICE_SUCCEEDED,
new MdnsEvent(mClientRequestId, serviceInfo, isServiceFromCache));
}
@Override
public void onDiscoveryQuerySent(@NonNull List<String> subtypes,
int sentQueryTransactionId) {
mNsdStateMachine.sendMessage(MDNS_DISCOVERY_MANAGER_EVENT, mTransactionId,
DISCOVERY_QUERY_SENT_CALLBACK, new MdnsEvent(mClientRequestId));
}
}
private class ServiceInfoListener extends MdnsListener {
@@ -360,6 +377,13 @@ public class NsdService extends INsdManager.Stub {
NsdManager.SERVICE_UPDATED_LOST,
new MdnsEvent(mClientRequestId, serviceInfo));
}
@Override
public void onDiscoveryQuerySent(@NonNull List<String> subtypes,
int sentQueryTransactionId) {
mNsdStateMachine.sendMessage(MDNS_DISCOVERY_MANAGER_EVENT, mTransactionId,
DISCOVERY_QUERY_SENT_CALLBACK, new MdnsEvent(mClientRequestId));
}
}
private class SocketRequestMonitor implements MdnsSocketProvider.SocketRequestMonitor {
@@ -465,15 +489,19 @@ public class NsdService extends INsdManager.Stub {
*/
private static class MdnsEvent {
final int mClientRequestId;
@NonNull
@Nullable
final MdnsServiceInfo mMdnsServiceInfo;
final boolean mIsServiceFromCache;
MdnsEvent(int clientRequestId, @NonNull MdnsServiceInfo mdnsServiceInfo) {
MdnsEvent(int clientRequestId) {
this(clientRequestId, null /* mdnsServiceInfo */, false /* isServiceFromCache */);
}
MdnsEvent(int clientRequestId, @Nullable MdnsServiceInfo mdnsServiceInfo) {
this(clientRequestId, mdnsServiceInfo, false /* isServiceFromCache */);
}
MdnsEvent(int clientRequestId, @NonNull MdnsServiceInfo mdnsServiceInfo,
MdnsEvent(int clientRequestId, @Nullable MdnsServiceInfo mdnsServiceInfo,
boolean isServiceFromCache) {
mClientRequestId = clientRequestId;
mMdnsServiceInfo = mdnsServiceInfo;
@@ -1411,17 +1439,25 @@ public class NsdService extends INsdManager.Stub {
final MdnsEvent event = (MdnsEvent) obj;
final int clientRequestId = event.mClientRequestId;
final ClientRequest request = clientInfo.mClientRequests.get(clientRequestId);
if (request == null) {
Log.e(TAG, "Unknown client request. clientRequestId=" + clientRequestId);
return false;
}
// Deal with the discovery sent callback
if (code == DISCOVERY_QUERY_SENT_CALLBACK) {
request.onQuerySent();
return true;
}
// Deal with other callbacks.
final NsdServiceInfo info = buildNsdServiceInfoFromMdnsEvent(event, code);
// Errors are already logged if null
if (info == null) return false;
mServiceLogs.log(String.format(
"MdnsDiscoveryManager event code=%s transactionId=%d",
NsdManager.nameOf(code), transactionId));
final ClientRequest request = clientInfo.mClientRequests.get(clientRequestId);
if (request == null) {
Log.e(TAG, "Unknown client request. clientRequestId=" + clientRequestId);
return false;
}
switch (code) {
case NsdManager.SERVICE_FOUND:
clientInfo.onServiceFound(clientRequestId, info, request);
@@ -2225,6 +2261,7 @@ public class NsdService extends INsdManager.Stub {
private int mLostServiceCount = 0;
private final Set<String> mServices = new ArraySet<>();
private boolean mIsServiceFromCache = false;
private int mSentQueryCount = NO_SENT_QUERY_COUNT;
private ClientRequest(int transactionId, long startTimeMs) {
mTransactionId = transactionId;
@@ -2265,6 +2302,14 @@ public class NsdService extends INsdManager.Stub {
public boolean isServiceFromCache() {
return mIsServiceFromCache;
}
public void onQuerySent() {
mSentQueryCount++;
}
public int getSentQueryCount() {
return mSentQueryCount;
}
}
private static class LegacyClientRequest extends ClientRequest {
@@ -2399,7 +2444,8 @@ public class NsdService extends INsdManager.Stub {
request.calculateRequestDurationMs(mClock.elapsedRealtime()),
request.getFoundServiceCount(),
request.getLostServiceCount(),
request.getServicesCount());
request.getServicesCount(),
request.getSentQueryCount());
} else if (listener instanceof ResolutionListener) {
mMetrics.reportServiceResolutionStop(transactionId,
request.calculateRequestDurationMs(mClock.elapsedRealtime()));
@@ -2408,7 +2454,8 @@ public class NsdService extends INsdManager.Stub {
request.calculateRequestDurationMs(mClock.elapsedRealtime()),
request.getFoundServiceCount(),
request.getLostServiceCount(),
request.isServiceFromCache());
request.isServiceFromCache(),
request.getSentQueryCount());
}
continue;
}
@@ -2431,7 +2478,8 @@ public class NsdService extends INsdManager.Stub {
request.calculateRequestDurationMs(mClock.elapsedRealtime()),
request.getFoundServiceCount(),
request.getLostServiceCount(),
request.getServicesCount());
request.getServicesCount(),
NO_SENT_QUERY_COUNT);
break;
case NsdManager.RESOLVE_SERVICE:
stopResolveService(transactionId);
@@ -2539,7 +2587,8 @@ public class NsdService extends INsdManager.Stub {
request.calculateRequestDurationMs(mClock.elapsedRealtime()),
request.getFoundServiceCount(),
request.getLostServiceCount(),
request.getServicesCount());
request.getServicesCount(),
request.getSentQueryCount());
try {
mCb.onStopDiscoverySucceeded(listenerKey);
} catch (RemoteException e) {
@@ -2607,7 +2656,8 @@ public class NsdService extends INsdManager.Stub {
mMetrics.reportServiceResolved(
request.mTransactionId,
request.calculateRequestDurationMs(mClock.elapsedRealtime()),
request.isServiceFromCache());
request.isServiceFromCache(),
request.getSentQueryCount());
try {
mCb.onResolveServiceSucceeded(listenerKey, info);
} catch (RemoteException e) {
@@ -2671,7 +2721,8 @@ public class NsdService extends INsdManager.Stub {
request.calculateRequestDurationMs(mClock.elapsedRealtime()),
request.getFoundServiceCount(),
request.getLostServiceCount(),
request.isServiceFromCache());
request.isServiceFromCache(),
request.getSentQueryCount());
try {
mCb.onServiceInfoCallbackUnregistered(listenerKey);
} catch (RemoteException e) {