Examples with VpnInfo com.android.internal.net.VpnInfo used on opensource projects

Example 11 with VpnInfo

use of com.android.internal.net.VpnInfo in project platform_frameworks_base by android.

the class Vpn method getVpnInfo.

/**
     * This method should only be called by ConnectivityService. Because it doesn't
     * have enough data to fill VpnInfo.primaryUnderlyingIface field.
     */
public synchronized VpnInfo getVpnInfo() {
    if (!isRunningLocked()) {
        return null;
    }
    VpnInfo info = new VpnInfo();
    info.ownerUid = mOwnerUID;
    info.vpnIface = mInterface;
    return info;
}

Example 12 with VpnInfo

use of com.android.internal.net.VpnInfo in project platform_frameworks_base by android.

the class NetworkStatsRecorder method recordSnapshotLocked.

/**
     * Record any delta that occurred since last {@link NetworkStats} snapshot,
     * using the given {@link Map} to identify network interfaces. First
     * snapshot is considered bootstrap, and is not counted as delta.
     *
     * @param vpnArray Optional info about the currently active VPN, if any. This is used to
     *                 redistribute traffic from the VPN app to the underlying responsible apps.
     *                 This should always be set to null if the provided snapshot is aggregated
     *                 across all UIDs (e.g. contains UID_ALL buckets), regardless of VPN state.
     */
public void recordSnapshotLocked(NetworkStats snapshot, Map<String, NetworkIdentitySet> ifaceIdent, @Nullable VpnInfo[] vpnArray, long currentTimeMillis) {
    final HashSet<String> unknownIfaces = Sets.newHashSet();
    // skip recording when snapshot missing
    if (snapshot == null)
        return;
    // assume first snapshot is bootstrap and don't record
    if (mLastSnapshot == null) {
        mLastSnapshot = snapshot;
        return;
    }
    final NetworkStatsCollection complete = mComplete != null ? mComplete.get() : null;
    final NetworkStats delta = NetworkStats.subtract(snapshot, mLastSnapshot, mObserver, mCookie);
    final long end = currentTimeMillis;
    final long start = end - delta.getElapsedRealtime();
    if (vpnArray != null) {
        for (VpnInfo info : vpnArray) {
            delta.migrateTun(info.ownerUid, info.vpnIface, info.primaryUnderlyingIface);
        }
    }
    NetworkStats.Entry entry = null;
    for (int i = 0; i < delta.size(); i++) {
        entry = delta.getValues(i, entry);
        final NetworkIdentitySet ident = ifaceIdent.get(entry.iface);
        if (ident == null) {
            unknownIfaces.add(entry.iface);
            continue;
        }
        // skip when no delta occurred
        if (entry.isEmpty())
            continue;
        // only record tag data when requested
        if ((entry.tag == TAG_NONE) != mOnlyTags) {
            if (mPending != null) {
                mPending.recordData(ident, entry.uid, entry.set, entry.tag, start, end, entry);
            }
            // also record against boot stats when present
            if (mSinceBoot != null) {
                mSinceBoot.recordData(ident, entry.uid, entry.set, entry.tag, start, end, entry);
            }
            // also record against complete dataset when present
            if (complete != null) {
                complete.recordData(ident, entry.uid, entry.set, entry.tag, start, end, entry);
            }
        }
    }
    mLastSnapshot = snapshot;
    if (LOGV && unknownIfaces.size() > 0) {
        Slog.w(TAG, "unknown interfaces " + unknownIfaces + ", ignoring those stats");
    }
}

Example 13 with VpnInfo

use of com.android.internal.net.VpnInfo in project platform_frameworks_base by android.

the class NetworkStatsService method recordSnapshotLocked.

private void recordSnapshotLocked(long currentTime) throws RemoteException {
    // snapshot and record current counters; read UID stats first to
    // avoid over counting dev stats.
    final NetworkStats uidSnapshot = getNetworkStatsUidDetail();
    final NetworkStats xtSnapshot = getNetworkStatsXtAndVt();
    final NetworkStats devSnapshot = mNetworkManager.getNetworkStatsSummaryDev();
    // For xt/dev, we pass a null VPN array because usage is aggregated by UID, so VPN traffic
    // can't be reattributed to responsible apps.
    mDevRecorder.recordSnapshotLocked(devSnapshot, mActiveIfaces, null, /* vpnArray */
    currentTime);
    mXtRecorder.recordSnapshotLocked(xtSnapshot, mActiveIfaces, null, /* vpnArray */
    currentTime);
    // For per-UID stats, pass the VPN info so VPN traffic is reattributed to responsible apps.
    VpnInfo[] vpnArray = mConnManager.getAllVpnInfo();
    mUidRecorder.recordSnapshotLocked(uidSnapshot, mActiveUidIfaces, vpnArray, currentTime);
    mUidTagRecorder.recordSnapshotLocked(uidSnapshot, mActiveUidIfaces, vpnArray, currentTime);
    // We need to make copies of member fields that are sent to the observer to avoid
    // a race condition between the service handler thread and the observer's
    mStatsObservers.updateStats(xtSnapshot, uidSnapshot, new ArrayMap<>(mActiveIfaces), new ArrayMap<>(mActiveUidIfaces), vpnArray, currentTime);
}

Example 14 with VpnInfo

use of com.android.internal.net.VpnInfo in project android_frameworks_base by AOSPA.

the class ConnectivityService method createVpnInfo.

/**
     * @return VPN information for accounting, or null if we can't retrieve all required
     *         information, e.g primary underlying iface.
     */
@Nullable
private VpnInfo createVpnInfo(Vpn vpn) {
    VpnInfo info = vpn.getVpnInfo();
    if (info == null) {
        return null;
    }
    Network[] underlyingNetworks = vpn.getUnderlyingNetworks();
    // the underlyingNetworks list.
    if (underlyingNetworks == null) {
        NetworkAgentInfo defaultNetwork = getDefaultNetwork();
        if (defaultNetwork != null && defaultNetwork.linkProperties != null) {
            info.primaryUnderlyingIface = getDefaultNetwork().linkProperties.getInterfaceName();
        }
    } else if (underlyingNetworks.length > 0) {
        LinkProperties linkProperties = getLinkProperties(underlyingNetworks[0]);
        if (linkProperties != null) {
            info.primaryUnderlyingIface = linkProperties.getInterfaceName();
        }
    }
    return info.primaryUnderlyingIface == null ? null : info;
}

Example 15 with VpnInfo

use of com.android.internal.net.VpnInfo in project android_frameworks_base by AOSPA.

the class NetworkStatsService method recordSnapshotLocked.

private void recordSnapshotLocked(long currentTime) throws RemoteException {
    // snapshot and record current counters; read UID stats first to
    // avoid over counting dev stats.
    final NetworkStats uidSnapshot = getNetworkStatsUidDetail();
    final NetworkStats xtSnapshot = getNetworkStatsXtAndVt();
    final NetworkStats devSnapshot = mNetworkManager.getNetworkStatsSummaryDev();
    NetPluginDelegate.getTetherStats(uidSnapshot, xtSnapshot, devSnapshot);
    if (mConfigEnableDataUsage) {
        combineVideoCallEntryValues(uidSnapshot);
    }
    // For xt/dev, we pass a null VPN array because usage is aggregated by UID, so VPN traffic
    // can't be reattributed to responsible apps.
    mDevRecorder.recordSnapshotLocked(devSnapshot, mActiveIfaces, null, /* vpnArray */
    currentTime);
    mXtRecorder.recordSnapshotLocked(xtSnapshot, mActiveIfaces, null, /* vpnArray */
    currentTime);
    // For per-UID stats, pass the VPN info so VPN traffic is reattributed to responsible apps.
    VpnInfo[] vpnArray = mConnManager.getAllVpnInfo();
    mUidRecorder.recordSnapshotLocked(uidSnapshot, mActiveUidIfaces, vpnArray, currentTime);
    mUidTagRecorder.recordSnapshotLocked(uidSnapshot, mActiveUidIfaces, vpnArray, currentTime);
    // We need to make copies of member fields that are sent to the observer to avoid
    // a race condition between the service handler thread and the observer's
    mStatsObservers.updateStats(xtSnapshot, uidSnapshot, new ArrayMap<>(mActiveIfaces), new ArrayMap<>(mActiveUidIfaces), vpnArray, currentTime);
}