3 files changed, 93 insertions, 0 deletions
diff --git a/service/java/com/android/server/wifi/ClientModeImpl.java b/service/java/com/android/server/wifi/ClientModeImpl.java
index 727676880..ac1c8d0b4 100644
--- a/service/java/com/android/server/wifi/ClientModeImpl.java
+++ b/service/java/com/android/server/wifi/ClientModeImpl.java
@@ -2965,6 +2965,20 @@ public class ClientModeImpl extends StateMachine {
             }
         }
 
+        if (configuration != null
+                && configuration.carrierId != TelephonyManager.UNKNOWN_CARRIER_ID) {
+            if (level2FailureCode == WifiMetrics.ConnectionEvent.FAILURE_NONE) {
+                mWifiMetrics.incrementNumOfCarrierWifiConnectionSuccess();
+            } else if (level2FailureCode
+                            == WifiMetrics.ConnectionEvent.FAILURE_AUTHENTICATION_FAILURE
+                    && level2FailureReason
+                            != WifiMetricsProto.ConnectionEvent.AUTH_FAILURE_NONE) {
+                mWifiMetrics.incrementNumOfCarrierWifiConnectionAuthFailure();
+            } else {
+                mWifiMetrics.incrementNumOfCarrierWifiConnectionNonAuthFailure();
+            }
+        }
+
         boolean isAssociationRejection = level2FailureCode
                 == WifiMetrics.ConnectionEvent.FAILURE_ASSOCIATION_REJECTION;
         boolean isAuthenticationFailure = level2FailureCode
diff --git a/service/java/com/android/server/wifi/WifiMetrics.java b/service/java/com/android/server/wifi/WifiMetrics.java
index 0559326b1..dbd532541 100644
--- a/service/java/com/android/server/wifi/WifiMetrics.java
+++ b/service/java/com/android/server/wifi/WifiMetrics.java
@@ -62,6 +62,7 @@ import com.android.server.wifi.hotspot2.Utils;
 import com.android.server.wifi.p2p.WifiP2pMetrics;
 import com.android.server.wifi.proto.WifiStatsLog;
 import com.android.server.wifi.proto.nano.WifiMetricsProto;
+import com.android.server.wifi.proto.nano.WifiMetricsProto.CarrierWifiMetrics;
 import com.android.server.wifi.proto.nano.WifiMetricsProto.ConnectToNetworkNotificationAndActionCount;
 import com.android.server.wifi.proto.nano.WifiMetricsProto.DeviceMobilityStatePnoScanStats;
 import com.android.server.wifi.proto.nano.WifiMetricsProto.ExperimentValues;
@@ -500,6 +501,9 @@ public class WifiMetrics {
     private final SoftApConfigLimitationMetrics mSoftApConfigLimitationMetrics =
             new SoftApConfigLimitationMetrics();
 
+    private final CarrierWifiMetrics mCarrierWifiMetrics =
+            new CarrierWifiMetrics();
+
     @VisibleForTesting
     static class NetworkSelectionExperimentResults {
         public static final int MAX_CHOICES = 10;
@@ -1185,6 +1189,38 @@ public class WifiMetrics {
         }
     }
 
+    class CarrierWifiMetrics {
+        public int numConnectionSuccess = 0;
+        public int numConnectionAuthFailure = 0;
+        public int numConnectionNonAuthFailure = 0;
+
+        public WifiMetricsProto.CarrierWifiMetrics toProto() {
+            WifiMetricsProto.CarrierWifiMetrics proto =
+                    new WifiMetricsProto.CarrierWifiMetrics();
+            proto.numConnectionSuccess = numConnectionSuccess;
+            proto.numConnectionAuthFailure = numConnectionAuthFailure;
+            proto.numConnectionNonAuthFailure = numConnectionNonAuthFailure;
+            return proto;
+        }
+
+        public void clear() {
+            numConnectionSuccess = 0;
+            numConnectionAuthFailure = 0;
+            numConnectionNonAuthFailure = 0;
+        }
+
+        @Override
+        public String toString() {
+            StringBuilder sb = new StringBuilder();
+            sb.append("numConnectionSuccess=")
+                    .append(numConnectionSuccess)
+                    .append(", numConnectionAuthFailure=")
+                    .append(numConnectionAuthFailure)
+                    .append(", numConnectionNonAuthFailure")
+                    .append(numConnectionNonAuthFailure);
+            return sb.toString();
+        }
+    }
 
     public WifiMetrics(Context context, FrameworkFacade facade, Clock clock, Looper looper,
             WifiAwareMetrics awareMetrics, RttMetrics rttMetrics,
@@ -3646,6 +3682,8 @@ public class WifiMetrics {
                         + mTxThroughputMbpsHistogramAbove2G);
                 pw.println("mRxThroughputMbpsHistogramAbove2G:\n"
                         + mRxThroughputMbpsHistogramAbove2G);
+                pw.println("mCarrierWifiMetrics:\n"
+                        + mCarrierWifiMetrics);
 
                 dumpInitPartialScanMetrics(pw);
             }
@@ -4321,6 +4359,8 @@ public class WifiMetrics {
             initialPartialScanStats.failedScanChannelCountHistogram =
                     mInitPartialScanFailureHistogram.toProto();
             mWifiLogProto.initPartialScanStats = initialPartialScanStats;
+
+            mWifiLogProto.carrierWifiMetrics = mCarrierWifiMetrics.toProto();
         }
     }
 
@@ -4538,6 +4578,7 @@ public class WifiMetrics {
             mInitPartialScanFailureCount = 0;
             mInitPartialScanSuccessHistogram.clear();
             mInitPartialScanFailureHistogram.clear();
+            mCarrierWifiMetrics.clear();
         }
     }
 
@@ -6461,4 +6502,31 @@ public class WifiMetrics {
             mWifiLogProto.numBssidDifferentSelectionBetweenFrameworkAndFirmware++;
         }
     }
+
+    /**
+     * Note the carrier wifi network connected successfully.
+     */
+    public void incrementNumOfCarrierWifiConnectionSuccess() {
+        synchronized (mLock) {
+            mCarrierWifiMetrics.numConnectionSuccess++;
+        }
+    }
+
+    /**
+     * Note the carrier wifi network connection authentication failure.
+     */
+    public void incrementNumOfCarrierWifiConnectionAuthFailure() {
+        synchronized (mLock) {
+            mCarrierWifiMetrics.numConnectionAuthFailure++;
+        }
+    }
+
+    /**
+     * Note the carrier wifi network connection non-authentication failure.
+     */
+    public void incrementNumOfCarrierWifiConnectionNonAuthFailure() {
+        synchronized (mLock) {
+            mCarrierWifiMetrics.numConnectionNonAuthFailure++;
+        }
+    }
 }
diff --git a/service/proto/src/metrics.proto b/service/proto/src/metrics.proto
index 8755271f7..eaea7342b 100644
--- a/service/proto/src/metrics.proto
+++ b/service/proto/src/metrics.proto
@@ -709,6 +709,9 @@ message WifiLog {
 
   // Number of connection with different BSSID between framework and firmware selection.
   optional int32 num_bssid_different_selection_between_framework_and_firmware = 199;
+
+  // Metrics about carrier wifi network.
+  optional CarrierWifiMetrics carrier_wifi_metrics = 200;
 }
 
 // Information that gets logged for every WiFi connection.
@@ -3295,3 +3298,11 @@ message UserReactionToApprovalUiEvent {
   // Event of user reaction to the carrier approval UI.
   repeated UserReaction user_approval_carrier_ui_reaction = 2;
 }
+
+message CarrierWifiMetrics {
+  // Number of successful network connection using Carrier ID
+  optional int32 num_connection_success = 1;
+  // Number of failed authentication from network connection using Carrier ID
+  optional int32 num_connection_auth_failure = 2;
+  optional int32 num_connection_non_auth_failure = 3;
+}