Merge "DefaultNetworkEvent metrics: rehaul"
diff --git a/services/core/java/com/android/server/ConnectivityService.java b/services/core/java/com/android/server/ConnectivityService.java
index 708bcdd..664c2ab 100644
--- a/services/core/java/com/android/server/ConnectivityService.java
+++ b/services/core/java/com/android/server/ConnectivityService.java
@@ -2113,9 +2113,14 @@
final boolean valid =
(msg.arg1 == NetworkMonitor.NETWORK_TEST_RESULT_VALID);
final boolean wasValidated = nai.lastValidated;
+ final boolean wasDefault = isDefaultNetwork(nai);
if (DBG) log(nai.name() + " validation " + (valid ? "passed" : "failed") +
(msg.obj == null ? "" : " with redirect to " + (String)msg.obj));
if (valid != nai.lastValidated) {
+ if (wasDefault) {
+ metricsLogger().defaultNetworkMetrics().logDefaultNetworkValidity(
+ SystemClock.elapsedRealtime(), valid);
+ }
final int oldScore = nai.getCurrentScore();
nai.lastValidated = valid;
nai.everValidated |= valid;
@@ -2287,7 +2292,8 @@
// Let rematchAllNetworksAndRequests() below record a new default network event
// if there is a fallback. Taken together, the two form a X -> 0, 0 -> Y sequence
// whose timestamps tell how long it takes to recover a default network.
- metricsLogger().defaultNetworkMetrics().logDefaultNetworkEvent(null, nai);
+ long now = SystemClock.elapsedRealtime();
+ metricsLogger().defaultNetworkMetrics().logDefaultNetworkEvent(now, null, nai);
}
notifyIfacesChangedForNetworkStats();
// TODO - we shouldn't send CALLBACK_LOST to requests that can be satisfied
@@ -5041,7 +5047,7 @@
makeDefault(newNetwork);
// Log 0 -> X and Y -> X default network transitions, where X is the new default.
metricsLogger().defaultNetworkMetrics().logDefaultNetworkEvent(
- newNetwork, oldDefaultNetwork);
+ now, newNetwork, oldDefaultNetwork);
// Have a new default network, release the transition wakelock in
scheduleReleaseNetworkTransitionWakelock();
}
diff --git a/tests/net/java/com/android/server/connectivity/IpConnectivityEventBuilderTest.java b/tests/net/java/com/android/server/connectivity/IpConnectivityEventBuilderTest.java
index ad6ebf9..a65bb24 100644
--- a/tests/net/java/com/android/server/connectivity/IpConnectivityEventBuilderTest.java
+++ b/tests/net/java/com/android/server/connectivity/IpConnectivityEventBuilderTest.java
@@ -198,37 +198,33 @@
@Test
public void testDefaultNetworkEventSerialization() {
- DefaultNetworkEvent ev = new DefaultNetworkEvent();
+ DefaultNetworkEvent ev = new DefaultNetworkEvent(1001);
ev.netId = 102;
- ev.prevNetId = 101;
- ev.transportTypes = new int[]{1, 2, 3};
- ev.prevIPv4 = true;
- ev.prevIPv6 = true;
+ ev.transports = 2;
+ ev.previousTransports = 4;
+ ev.ipv4 = true;
+ ev.initialScore = 20;
+ ev.finalScore = 60;
+ ev.durationMs = 54;
+ ev.validatedMs = 27;
String want = String.join("\n",
"dropped_events: 0",
"events <",
" if_name: \"\"",
- " link_layer: 0",
+ " link_layer: 4",
" network_id: 102",
" time_ms: 0",
- " transports: 0",
+ " transports: 2",
" default_network_event <",
- " default_network_duration_ms: 0",
- " final_score: 0",
- " initial_score: 0",
- " ip_support: 0",
- " network_id <",
- " network_id: 102",
- " >",
+ " default_network_duration_ms: 54",
+ " final_score: 60",
+ " initial_score: 20",
+ " ip_support: 1",
" no_default_network_duration_ms: 0",
- " previous_network_id <",
- " network_id: 101",
- " >",
- " previous_network_ip_support: 3",
- " transport_types: 1",
- " transport_types: 2",
- " transport_types: 3",
+ " previous_default_network_link_layer: 1",
+ " previous_network_ip_support: 0",
+ " validation_duration_ms: 27",
" >",
">",
"version: 2\n");
diff --git a/tests/net/java/com/android/server/connectivity/IpConnectivityMetricsTest.java b/tests/net/java/com/android/server/connectivity/IpConnectivityMetricsTest.java
index 6c1decc..b48ff8d 100644
--- a/tests/net/java/com/android/server/connectivity/IpConnectivityMetricsTest.java
+++ b/tests/net/java/com/android/server/connectivity/IpConnectivityMetricsTest.java
@@ -188,119 +188,99 @@
{makeNai(102, 50, true, true, cell), makeNai(103, 20, true, false, wifi)},
};
+ long timeMs = mService.mDefaultNetworkMetrics.creationTimeMs;
+ long durationMs = 1001;
for (NetworkAgentInfo[] pair : defaultNetworks) {
- mService.mDefaultNetworkMetrics.logDefaultNetworkEvent(pair[1], pair[0]);
+ timeMs += durationMs;
+ durationMs += durationMs;
+ mService.mDefaultNetworkMetrics.logDefaultNetworkEvent(timeMs, pair[1], pair[0]);
}
String want = String.join("\n",
"dropped_events: 0",
"events <",
" if_name: \"\"",
- " link_layer: 0",
- " network_id: 100",
- " time_ms: 0",
- " transports: 0",
- " default_network_event <",
- " default_network_duration_ms: 0",
- " final_score: 0",
- " initial_score: 0",
- " ip_support: 0",
- " network_id <",
- " network_id: 100",
- " >",
- " no_default_network_duration_ms: 0",
- " previous_network_id <",
- " network_id: 0",
- " >",
- " previous_network_ip_support: 0",
- " transport_types: 0",
- " >",
- ">",
- "events <",
- " if_name: \"\"",
- " link_layer: 0",
- " network_id: 101",
- " time_ms: 0",
- " transports: 0",
- " default_network_event <",
- " default_network_duration_ms: 0",
- " final_score: 0",
- " initial_score: 0",
- " ip_support: 0",
- " network_id <",
- " network_id: 101",
- " >",
- " no_default_network_duration_ms: 0",
- " previous_network_id <",
- " network_id: 100",
- " >",
- " previous_network_ip_support: 3",
- " transport_types: 1",
- " >",
- ">",
- "events <",
- " if_name: \"\"",
- " link_layer: 0",
+ " link_layer: 5",
" network_id: 0",
" time_ms: 0",
" transports: 0",
" default_network_event <",
- " default_network_duration_ms: 0",
+ " default_network_duration_ms: 1001",
" final_score: 0",
" initial_score: 0",
" ip_support: 0",
- " network_id <",
- " network_id: 0",
- " >",
" no_default_network_duration_ms: 0",
- " previous_network_id <",
- " network_id: 101",
- " >",
- " previous_network_ip_support: 1",
+ " previous_default_network_link_layer: 0",
+ " previous_network_ip_support: 0",
+ " validation_duration_ms: 0",
" >",
">",
"events <",
" if_name: \"\"",
- " link_layer: 0",
+ " link_layer: 2",
+ " network_id: 100",
+ " time_ms: 0",
+ " transports: 1",
+ " default_network_event <",
+ " default_network_duration_ms: 2002",
+ " final_score: 50",
+ " initial_score: 10",
+ " ip_support: 3",
+ " no_default_network_duration_ms: 0",
+ " previous_default_network_link_layer: 0",
+ " previous_network_ip_support: 0",
+ " validation_duration_ms: 2002",
+ " >",
+ ">",
+ "events <",
+ " if_name: \"\"",
+ " link_layer: 4",
+ " network_id: 101",
+ " time_ms: 0",
+ " transports: 2",
+ " default_network_event <",
+ " default_network_duration_ms: 4004",
+ " final_score: 60",
+ " initial_score: 20",
+ " ip_support: 1",
+ " no_default_network_duration_ms: 0",
+ " previous_default_network_link_layer: 2",
+ " previous_network_ip_support: 0",
+ " validation_duration_ms: 4004",
+ " >",
+ ">",
+ "events <",
+ " if_name: \"\"",
+ " link_layer: 5",
+ " network_id: 0",
+ " time_ms: 0",
+ " transports: 0",
+ " default_network_event <",
+ " default_network_duration_ms: 8008",
+ " final_score: 0",
+ " initial_score: 0",
+ " ip_support: 0",
+ " no_default_network_duration_ms: 0",
+ " previous_default_network_link_layer: 4",
+ " previous_network_ip_support: 0",
+ " validation_duration_ms: 0",
+ " >",
+ ">",
+ "events <",
+ " if_name: \"\"",
+ " link_layer: 2",
" network_id: 102",
" time_ms: 0",
- " transports: 0",
+ " transports: 1",
" default_network_event <",
- " default_network_duration_ms: 0",
- " final_score: 0",
- " initial_score: 0",
- " ip_support: 0",
- " network_id <",
- " network_id: 102",
- " >",
+ " default_network_duration_ms: 16016",
+ " final_score: 50",
+ " initial_score: 10",
+ " ip_support: 3",
" no_default_network_duration_ms: 0",
- " previous_network_id <",
- " network_id: 0",
- " >",
+ " previous_default_network_link_layer: 4",
" previous_network_ip_support: 0",
- " transport_types: 0",
- " >",
- ">",
- "events <",
- " if_name: \"\"",
- " link_layer: 0",
- " network_id: 103",
- " time_ms: 0",
- " transports: 0",
- " default_network_event <",
- " default_network_duration_ms: 0",
- " final_score: 0",
- " initial_score: 0",
- " ip_support: 0",
- " network_id <",
- " network_id: 103",
- " >",
- " no_default_network_duration_ms: 0",
- " previous_network_id <",
- " network_id: 102",
- " >",
- " previous_network_ip_support: 3",
- " transport_types: 1",
+ " validation_duration_ms: 16016",
" >",
">",
"version: 2\n");
@@ -379,12 +359,13 @@
wakeupEvent("wlan0", 10008);
wakeupEvent("rmnet0", 1000);
+ long timeMs = mService.mDefaultNetworkMetrics.creationTimeMs;
final long cell = BitUtils.packBits(new int[]{NetworkCapabilities.TRANSPORT_CELLULAR});
final long wifi = BitUtils.packBits(new int[]{NetworkCapabilities.TRANSPORT_WIFI});
NetworkAgentInfo cellNai = makeNai(100, 50, false, true, cell);
NetworkAgentInfo wifiNai = makeNai(101, 60, true, false, wifi);
- mService.mDefaultNetworkMetrics.logDefaultNetworkEvent(cellNai, null);
- mService.mDefaultNetworkMetrics.logDefaultNetworkEvent(wifiNai, cellNai);
+ mService.mDefaultNetworkMetrics.logDefaultNetworkEvent(timeMs + 200, cellNai, null);
+ mService.mDefaultNetworkMetrics.logDefaultNetworkEvent(timeMs + 300, wifiNai, cellNai);
String want = String.join("\n",
"dropped_events: 0",
@@ -473,46 +454,36 @@
">",
"events <",
" if_name: \"\"",
- " link_layer: 0",
- " network_id: 100",
+ " link_layer: 5",
+ " network_id: 0",
" time_ms: 0",
" transports: 0",
" default_network_event <",
- " default_network_duration_ms: 0",
+ " default_network_duration_ms: 200",
" final_score: 0",
" initial_score: 0",
" ip_support: 0",
- " network_id <",
- " network_id: 100",
- " >",
" no_default_network_duration_ms: 0",
- " previous_network_id <",
- " network_id: 0",
- " >",
+ " previous_default_network_link_layer: 0",
" previous_network_ip_support: 0",
- " transport_types: 0",
+ " validation_duration_ms: 0",
" >",
">",
"events <",
" if_name: \"\"",
- " link_layer: 0",
- " network_id: 101",
+ " link_layer: 2",
+ " network_id: 100",
" time_ms: 0",
- " transports: 0",
+ " transports: 1",
" default_network_event <",
- " default_network_duration_ms: 0",
- " final_score: 0",
- " initial_score: 0",
- " ip_support: 0",
- " network_id <",
- " network_id: 101",
- " >",
+ " default_network_duration_ms: 100",
+ " final_score: 50",
+ " initial_score: 50",
+ " ip_support: 2",
" no_default_network_duration_ms: 0",
- " previous_network_id <",
- " network_id: 100",
- " >",
- " previous_network_ip_support: 2",
- " transport_types: 1",
+ " previous_default_network_link_layer: 0",
+ " previous_network_ip_support: 0",
+ " validation_duration_ms: 100",
" >",
">",
"events <",
diff --git a/tests/net/java/com/android/server/connectivity/NetdEventListenerServiceTest.java b/tests/net/java/com/android/server/connectivity/NetdEventListenerServiceTest.java
index 6723601..83194d9 100644
--- a/tests/net/java/com/android/server/connectivity/NetdEventListenerServiceTest.java
+++ b/tests/net/java/com/android/server/connectivity/NetdEventListenerServiceTest.java
@@ -82,9 +82,8 @@
public void testWakeupEventLogging() throws Exception {
final int BUFFER_LENGTH = NetdEventListenerService.WAKEUP_EVENT_BUFFER_LENGTH;
- // Assert no events
- String[] events1 = listNetdEvent();
- assertEquals(new String[]{""}, events1);
+ // Baseline without any event
+ String[] baseline = listNetdEvent();
long now = System.currentTimeMillis();
String prefix = "iface:wlan0";
@@ -93,7 +92,7 @@
mNetdEventListenerService.onWakeupEvent(prefix, uid, uid, now);
}
- String[] events2 = listNetdEvent();
+ String[] events2 = remove(listNetdEvent(), baseline);
int expectedLength2 = uids.length + 1; // +1 for the WakeupStats line
assertEquals(expectedLength2, events2.length);
assertContains(events2[0], "WakeupStats");
@@ -111,7 +110,7 @@
mNetdEventListenerService.onWakeupEvent(prefix, uid, uid, ts);
}
- String[] events3 = listNetdEvent();
+ String[] events3 = remove(listNetdEvent(), baseline);
int expectedLength3 = BUFFER_LENGTH + 1; // +1 for the WakeupStats line
assertEquals(expectedLength3, events3.length);
assertContains(events2[0], "WakeupStats");
@@ -126,7 +125,7 @@
uid = 45678;
mNetdEventListenerService.onWakeupEvent(prefix, uid, uid, now);
- String[] events4 = listNetdEvent();
+ String[] events4 = remove(listNetdEvent(), baseline);
String lastEvent = events4[events4.length - 1];
assertContains(lastEvent, "WakeupEvent");
assertContains(lastEvent, "wlan0");
@@ -423,7 +422,7 @@
final PrintWriter pw = new PrintWriter(new FileOutputStream("/dev/null"));
new Thread(() -> {
while (System.currentTimeMillis() < stop) {
- mNetdEventListenerService.dump(pw);
+ mNetdEventListenerService.list(pw);
}
}).start();
}
@@ -461,4 +460,16 @@
static void assertContains(String got, String want) {
assertTrue(got + " did not contain \"" + want + "\"", got.contains(want));
}
+
+ static <T> T[] remove(T[] array, T[] filtered) {
+ List<T> c = Arrays.asList(filtered);
+ int next = 0;
+ for (int i = 0; i < array.length; i++) {
+ if (c.contains(array[i])) {
+ continue;
+ }
+ array[next++] = array[i];
+ }
+ return Arrays.copyOf(array, next);
+ }
}