Merge "Expose quota status for active network."
diff --git a/api/current.txt b/api/current.txt
index 876d555..8595eb3 100644
--- a/api/current.txt
+++ b/api/current.txt
@@ -11116,6 +11116,7 @@
public class ConnectivityManager {
method public android.net.NetworkInfo getActiveNetworkInfo();
+ method public android.net.NetworkQuotaInfo getActiveNetworkQuotaInfo();
method public android.net.NetworkInfo[] getAllNetworkInfo();
method public boolean getBackgroundDataSetting();
method public android.net.NetworkInfo getNetworkInfo(int);
@@ -11130,7 +11131,7 @@
field public static final int DEFAULT_NETWORK_PREFERENCE = 1; // 0x1
field public static final java.lang.String EXTRA_EXTRA_INFO = "extraInfo";
field public static final java.lang.String EXTRA_IS_FAILOVER = "isFailover";
- field public static final java.lang.String EXTRA_NETWORK_INFO = "networkInfo";
+ field public static final deprecated java.lang.String EXTRA_NETWORK_INFO = "networkInfo";
field public static final java.lang.String EXTRA_NO_CONNECTIVITY = "noConnectivity";
field public static final java.lang.String EXTRA_OTHER_NETWORK_INFO = "otherNetwork";
field public static final java.lang.String EXTRA_REASON = "reason";
@@ -11275,6 +11276,16 @@
enum_constant public static final android.net.NetworkInfo.State UNKNOWN;
}
+ public class NetworkQuotaInfo implements android.os.Parcelable {
+ method public int describeContents();
+ method public long getEstimatedBytes();
+ method public long getHardLimitBytes();
+ method public long getSoftLimitBytes();
+ method public void writeToParcel(android.os.Parcel, int);
+ field public static final android.os.Parcelable.Creator CREATOR;
+ field public static final long NO_LIMIT = -1L; // 0xffffffffffffffffL
+ }
+
public class ParseException extends java.lang.RuntimeException {
field public java.lang.String response;
}
diff --git a/core/java/android/net/ConnectivityManager.java b/core/java/android/net/ConnectivityManager.java
index a564d97..eb9cd21 100644
--- a/core/java/android/net/ConnectivityManager.java
+++ b/core/java/android/net/ConnectivityManager.java
@@ -16,10 +16,11 @@
package android.net;
+import static com.android.internal.util.Preconditions.checkNotNull;
+
import android.annotation.SdkConstant;
import android.annotation.SdkConstant.SdkConstantType;
import android.os.Binder;
-import android.os.ParcelFileDescriptor;
import android.os.RemoteException;
import java.net.InetAddress;
@@ -67,11 +68,19 @@
* is set to {@code true} if there are no connected networks at all.
*/
public static final String CONNECTIVITY_ACTION = "android.net.conn.CONNECTIVITY_CHANGE";
+
/**
* The lookup key for a {@link NetworkInfo} object. Retrieve with
* {@link android.content.Intent#getParcelableExtra(String)}.
+ *
+ * @deprecated Since {@link NetworkInfo} can vary based on UID, applications
+ * should always obtain network information through
+ * {@link #getActiveNetworkInfo()} or
+ * {@link #getAllNetworkInfo()}.
*/
+ @Deprecated
public static final String EXTRA_NETWORK_INFO = "networkInfo";
+
/**
* The lookup key for a boolean that indicates whether a connect event
* is for a network to which the connectivity manager was failing over
@@ -515,6 +524,19 @@
}
/**
+ * Return quota status for the current active network, or {@code null} if no
+ * network is active. Quota status can change rapidly, so these values
+ * shouldn't be cached.
+ */
+ public NetworkQuotaInfo getActiveNetworkQuotaInfo() {
+ try {
+ return mService.getActiveNetworkQuotaInfo();
+ } catch (RemoteException e) {
+ return null;
+ }
+ }
+
+ /**
* Gets the value of the setting for enabling Mobile data.
*
* @return Whether mobile data is enabled.
@@ -546,10 +568,7 @@
* {@hide}
*/
public ConnectivityManager(IConnectivityManager service) {
- if (service == null) {
- throw new IllegalArgumentException("missing IConnectivityManager");
- }
- mService = service;
+ mService = checkNotNull(service, "missing IConnectivityManager");
}
/**
diff --git a/core/java/android/net/IConnectivityManager.aidl b/core/java/android/net/IConnectivityManager.aidl
index b1d99a4..f391200 100644
--- a/core/java/android/net/IConnectivityManager.aidl
+++ b/core/java/android/net/IConnectivityManager.aidl
@@ -18,6 +18,7 @@
import android.net.LinkProperties;
import android.net.NetworkInfo;
+import android.net.NetworkQuotaInfo;
import android.net.NetworkState;
import android.net.ProxyProperties;
import android.os.IBinder;
@@ -47,6 +48,8 @@
NetworkState[] getAllNetworkState();
+ NetworkQuotaInfo getActiveNetworkQuotaInfo();
+
boolean setRadios(boolean onOff);
boolean setRadio(int networkType, boolean turnOn);
diff --git a/core/java/android/net/INetworkPolicyManager.aidl b/core/java/android/net/INetworkPolicyManager.aidl
index 3e07b0a..633c38e0 100644
--- a/core/java/android/net/INetworkPolicyManager.aidl
+++ b/core/java/android/net/INetworkPolicyManager.aidl
@@ -18,6 +18,8 @@
import android.net.INetworkPolicyListener;
import android.net.NetworkPolicy;
+import android.net.NetworkQuotaInfo;
+import android.net.NetworkState;
import android.net.NetworkTemplate;
/**
@@ -27,6 +29,7 @@
*/
interface INetworkPolicyManager {
+ /** Control UID policies. */
void setUidPolicy(int uid, int policy);
int getUidPolicy(int uid);
@@ -35,12 +38,17 @@
void registerListener(INetworkPolicyListener listener);
void unregisterListener(INetworkPolicyListener listener);
+ /** Control network policies atomically. */
void setNetworkPolicies(in NetworkPolicy[] policies);
NetworkPolicy[] getNetworkPolicies();
+ /** Snooze limit on policy matching given template. */
void snoozePolicy(in NetworkTemplate template);
+ /** Control if background data is restricted system-wide. */
void setRestrictBackground(boolean restrictBackground);
boolean getRestrictBackground();
+ NetworkQuotaInfo getNetworkQuotaInfo(in NetworkState state);
+
}
diff --git a/core/java/android/net/NetworkQuotaInfo.aidl b/core/java/android/net/NetworkQuotaInfo.aidl
new file mode 100644
index 0000000..98a02c4
--- /dev/null
+++ b/core/java/android/net/NetworkQuotaInfo.aidl
@@ -0,0 +1,19 @@
+/*
+ * Copyright (C) 2011 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package android.net;
+
+parcelable NetworkQuotaInfo;
diff --git a/core/java/android/net/NetworkQuotaInfo.java b/core/java/android/net/NetworkQuotaInfo.java
new file mode 100644
index 0000000..b85f925
--- /dev/null
+++ b/core/java/android/net/NetworkQuotaInfo.java
@@ -0,0 +1,79 @@
+/*
+ * Copyright (C) 2011 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package android.net;
+
+import android.os.Parcel;
+import android.os.Parcelable;
+
+/**
+ * Information about quota status on a specific network.
+ */
+public class NetworkQuotaInfo implements Parcelable {
+ private final long mEstimatedBytes;
+ private final long mSoftLimitBytes;
+ private final long mHardLimitBytes;
+
+ public static final long NO_LIMIT = -1;
+
+ /** {@hide} */
+ public NetworkQuotaInfo(long estimatedBytes, long softLimitBytes, long hardLimitBytes) {
+ mEstimatedBytes = estimatedBytes;
+ mSoftLimitBytes = softLimitBytes;
+ mHardLimitBytes = hardLimitBytes;
+ }
+
+ /** {@hide} */
+ public NetworkQuotaInfo(Parcel in) {
+ mEstimatedBytes = in.readLong();
+ mSoftLimitBytes = in.readLong();
+ mHardLimitBytes = in.readLong();
+ }
+
+ public long getEstimatedBytes() {
+ return mEstimatedBytes;
+ }
+
+ public long getSoftLimitBytes() {
+ return mSoftLimitBytes;
+ }
+
+ public long getHardLimitBytes() {
+ return mHardLimitBytes;
+ }
+
+ /** {@inheritDoc} */
+ public int describeContents() {
+ return 0;
+ }
+
+ /** {@inheritDoc} */
+ public void writeToParcel(Parcel out, int flags) {
+ out.writeLong(mEstimatedBytes);
+ out.writeLong(mSoftLimitBytes);
+ out.writeLong(mHardLimitBytes);
+ }
+
+ public static final Creator<NetworkQuotaInfo> CREATOR = new Creator<NetworkQuotaInfo>() {
+ public NetworkQuotaInfo createFromParcel(Parcel in) {
+ return new NetworkQuotaInfo(in);
+ }
+
+ public NetworkQuotaInfo[] newArray(int size) {
+ return new NetworkQuotaInfo[size];
+ }
+ };
+}
diff --git a/core/java/android/net/NetworkStatsHistory.java b/core/java/android/net/NetworkStatsHistory.java
index 4ffabb1..7a4b811 100644
--- a/core/java/android/net/NetworkStatsHistory.java
+++ b/core/java/android/net/NetworkStatsHistory.java
@@ -405,11 +405,10 @@
final long curEnd = randomLong(r, curStart, end);
entry.rxBytes = randomLong(r, 0, rx);
entry.txBytes = randomLong(r, 0, tx);
-
- recordData(curStart, curEnd, entry);
-
rx -= entry.rxBytes;
tx -= entry.txBytes;
+
+ recordData(curStart, curEnd, entry);
}
}
diff --git a/services/java/com/android/server/ConnectivityService.java b/services/java/com/android/server/ConnectivityService.java
index 1bbe934..bf9e014 100644
--- a/services/java/com/android/server/ConnectivityService.java
+++ b/services/java/com/android/server/ConnectivityService.java
@@ -40,6 +40,7 @@
import android.net.NetworkConfig;
import android.net.NetworkInfo;
import android.net.NetworkInfo.DetailedState;
+import android.net.NetworkQuotaInfo;
import android.net.NetworkState;
import android.net.NetworkStateTracker;
import android.net.NetworkUtils;
@@ -737,6 +738,30 @@
return result.toArray(new NetworkState[result.size()]);
}
+ private NetworkState getNetworkStateUnchecked(int networkType) {
+ if (isNetworkTypeValid(networkType)) {
+ final NetworkStateTracker tracker = mNetTrackers[networkType];
+ if (tracker != null) {
+ return new NetworkState(tracker.getNetworkInfo(), tracker.getLinkProperties(),
+ tracker.getLinkCapabilities());
+ }
+ }
+ return null;
+ }
+
+ @Override
+ public NetworkQuotaInfo getActiveNetworkQuotaInfo() {
+ enforceAccessPermission();
+ final NetworkState state = getNetworkStateUnchecked(mActiveDefaultNetwork);
+ if (state != null) {
+ try {
+ return mPolicyManager.getNetworkQuotaInfo(state);
+ } catch (RemoteException e) {
+ }
+ }
+ return null;
+ }
+
public boolean setRadios(boolean turnOn) {
boolean result = true;
enforceChangePermission();
diff --git a/services/java/com/android/server/net/NetworkPolicyManagerService.java b/services/java/com/android/server/net/NetworkPolicyManagerService.java
index 756cd00..a075255 100644
--- a/services/java/com/android/server/net/NetworkPolicyManagerService.java
+++ b/services/java/com/android/server/net/NetworkPolicyManagerService.java
@@ -16,6 +16,7 @@
package com.android.server.net;
+import static android.Manifest.permission.ACCESS_NETWORK_STATE;
import static android.Manifest.permission.CONNECTIVITY_INTERNAL;
import static android.Manifest.permission.DUMP;
import static android.Manifest.permission.MANAGE_APP_TOKENS;
@@ -75,9 +76,11 @@
import android.net.INetworkStatsService;
import android.net.NetworkIdentity;
import android.net.NetworkPolicy;
+import android.net.NetworkQuotaInfo;
import android.net.NetworkState;
import android.net.NetworkStats;
import android.net.NetworkTemplate;
+import android.os.Binder;
import android.os.Environment;
import android.os.Handler;
import android.os.HandlerThread;
@@ -1054,6 +1057,7 @@
synchronized (mRulesLock) {
mRestrictBackground = restrictBackground;
updateRulesForRestrictBackgroundLocked();
+ writePolicyLocked();
}
}
@@ -1066,6 +1070,68 @@
}
}
+ private NetworkPolicy findPolicyForNetworkLocked(NetworkIdentity ident) {
+ for (NetworkPolicy policy : mNetworkPolicy.values()) {
+ if (policy.template.matches(ident)) {
+ return policy;
+ }
+ }
+ return null;
+ }
+
+ @Override
+ public NetworkQuotaInfo getNetworkQuotaInfo(NetworkState state) {
+ mContext.enforceCallingOrSelfPermission(ACCESS_NETWORK_STATE, TAG);
+
+ // only returns usage summary, so we don't require caller to have
+ // READ_NETWORK_USAGE_HISTORY.
+ final long token = Binder.clearCallingIdentity();
+ try {
+ return getNetworkQuotaInfoUnchecked(state);
+ } finally {
+ Binder.restoreCallingIdentity(token);
+ }
+ }
+
+ private NetworkQuotaInfo getNetworkQuotaInfoUnchecked(NetworkState state) {
+ final NetworkIdentity ident = NetworkIdentity.buildNetworkIdentity(mContext, state);
+
+ final NetworkPolicy policy;
+ synchronized (mRulesLock) {
+ policy = findPolicyForNetworkLocked(ident);
+ }
+
+ if (policy == null) {
+ // missing policy means we can't derive useful quota info
+ return null;
+ }
+
+ final long currentTime = mTime.hasCache() ? mTime.currentTimeMillis()
+ : System.currentTimeMillis();
+
+ final long start = computeLastCycleBoundary(currentTime, policy);
+ final long end = currentTime;
+
+ // find total bytes used under policy
+ long totalBytes = 0;
+ try {
+ final NetworkStats stats = mNetworkStats.getSummaryForNetwork(
+ policy.template, start, end);
+ final NetworkStats.Entry entry = stats.getValues(0, null);
+ totalBytes = entry.rxBytes + entry.txBytes;
+ } catch (RemoteException e) {
+ Slog.w(TAG, "problem reading summary for template " + policy.template);
+ }
+
+ // report soft and hard limits under policy
+ final long softLimitBytes = policy.warningBytes != WARNING_DISABLED ? policy.warningBytes
+ : NetworkQuotaInfo.NO_LIMIT;
+ final long hardLimitBytes = policy.limitBytes != LIMIT_DISABLED ? policy.limitBytes
+ : NetworkQuotaInfo.NO_LIMIT;
+
+ return new NetworkQuotaInfo(totalBytes, softLimitBytes, hardLimitBytes);
+ }
+
@Override
protected void dump(FileDescriptor fd, PrintWriter fout, String[] args) {
mContext.enforceCallingOrSelfPermission(DUMP, TAG);