Merge "Initial implementation of onShellCommand()."
This commit is contained in:
Felipe Leme
@@ -127,6 +127,7 @@ import android.os.IDeviceIdleController;
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import android.os.INetworkManagementService;
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import android.os.IPowerManager;
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import android.os.Message;
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import android.os.ResultReceiver;
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import android.os.MessageQueue.IdleHandler;
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import android.os.PowerManager;
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import android.os.PowerManagerInternal;
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@@ -2118,6 +2119,13 @@ public class NetworkPolicyManagerService extends INetworkPolicyManager.Stub {
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}
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}
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@Override
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public void onShellCommand(FileDescriptor in, FileDescriptor out, FileDescriptor err,
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String[] args, ResultReceiver resultReceiver) throws RemoteException {
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(new NetworkPolicyManagerShellCommand(this)).exec(
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this, in, out, err, args, resultReceiver);
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}
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@Override
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public boolean isUidForeground(int uid) {
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mContext.enforceCallingOrSelfPermission(MANAGE_NETWORK_POLICY, TAG);
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@@ -0,0 +1,230 @@
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/*
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* Copyright (C) 2016 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package com.android.server.net;
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import java.io.PrintWriter;
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import android.content.Intent;
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import android.net.INetworkPolicyManager;
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import android.os.RemoteException;
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import android.os.ShellCommand;
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public class NetworkPolicyManagerShellCommand extends ShellCommand {
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final INetworkPolicyManager mInterface;
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NetworkPolicyManagerShellCommand(NetworkPolicyManagerService service) {
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mInterface = service;
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}
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@Override
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public int onCommand(String cmd) {
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if (cmd == null) {
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return handleDefaultCommands(cmd);
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}
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final PrintWriter pw = getOutPrintWriter();
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try {
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switch(cmd) {
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case "get":
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return runGet();
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case "set":
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return runSet();
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case "list":
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return runList();
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case "add":
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return runAdd();
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case "remove":
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return runRemove();
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default:
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return handleDefaultCommands(cmd);
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}
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} catch (RemoteException e) {
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pw.println("Remote exception: " + e);
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}
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return -1;
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}
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@Override
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public void onHelp() {
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final PrintWriter pw = getOutPrintWriter();
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pw.println("Network policy manager (netpolicy) commands:");
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pw.println(" help");
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pw.println(" Print this help text.");
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pw.println("");
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pw.println(" get restrict-background");
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pw.println(" Gets the global restrict background usage status.");
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pw.println(" set restrict-background BOOLEAN");
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pw.println(" Sets the global restrict background usage status.");
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pw.println(" list restrict-background-whitelist");
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pw.println(" Prints UID that are whitelisted for restrict background usage.");
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pw.println(" add restrict-background-whitelist UID");
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pw.println(" Adds a UID to the whitelist for restrict background usage.");
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pw.println(" remove restrict-background-whitelist UID");
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pw.println(" Removes a UID from the whitelist for restrict background usage.");
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}
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private int runGet() throws RemoteException {
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final PrintWriter pw = getOutPrintWriter();
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final String type = getNextArg();
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if (type == null) {
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pw.println("Error: didn't specify type of data to get");
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return -1;
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}
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switch(type) {
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case "restrict-background":
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return getRestrictBackgroundWhitelist();
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}
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pw.println("Error: unknown get type '" + type + "'");
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return -1;
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}
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private int runSet() throws RemoteException {
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final PrintWriter pw = getOutPrintWriter();
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final String type = getNextArg();
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if (type == null) {
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pw.println("Error: didn't specify type of data to set");
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return -1;
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}
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switch(type) {
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case "restrict-background":
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return setRestrictBackgroundWhitelist();
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}
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pw.println("Error: unknown set type '" + type + "'");
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return -1;
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}
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private int runList() throws RemoteException {
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final PrintWriter pw = getOutPrintWriter();
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final String type = getNextArg();
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if (type == null) {
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pw.println("Error: didn't specify type of data to list");
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return -1;
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}
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switch(type) {
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case "restrict-background-whitelist":
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return runListRestrictBackgroundWhitelist();
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}
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pw.println("Error: unknown list type '" + type + "'");
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return -1;
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}
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private int runAdd() throws RemoteException {
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final PrintWriter pw = getOutPrintWriter();
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final String type = getNextArg();
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if (type == null) {
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pw.println("Error: didn't specify type of data to add");
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return -1;
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}
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switch(type) {
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case "restrict-background-whitelist":
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return addRestrictBackgroundWhitelist();
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}
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pw.println("Error: unknown add type '" + type + "'");
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return -1;
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}
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private int runRemove() throws RemoteException {
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final PrintWriter pw = getOutPrintWriter();
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final String type = getNextArg();
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if (type == null) {
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pw.println("Error: didn't specify type of data to remove");
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return -1;
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}
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switch(type) {
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case "restrict-background-whitelist":
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return removeRestrictBackgroundWhitelist();
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}
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pw.println("Error: unknown remove type '" + type + "'");
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return -1;
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}
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private int runListRestrictBackgroundWhitelist() throws RemoteException {
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final PrintWriter pw = getOutPrintWriter();
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final int[] uids = mInterface.getRestrictBackgroundWhitelistedUids();
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pw.print("Restrict background whitelisted UIDs: ");
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if (uids.length == 0) {
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pw.println("none");
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} else {
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for (int i = 0; i < uids.length; i++) {
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int uid = uids[i];
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pw.print(uid);
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pw.print(' ');
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}
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}
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pw.println();
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return 0;
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}
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private int getRestrictBackgroundWhitelist() throws RemoteException {
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final PrintWriter pw = getOutPrintWriter();
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pw.print("Restrict background status: ");
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pw.println(mInterface.getRestrictBackground() ? "enabled" : "disabled");
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return 0;
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}
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private int setRestrictBackgroundWhitelist() throws RemoteException {
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final int enabled = getNextBooleanArg();
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if (enabled < 0) {
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return enabled;
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}
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mInterface.setRestrictBackground(enabled > 0);
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return 0;
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}
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private int addRestrictBackgroundWhitelist() throws RemoteException {
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final int uid = getUidFromNextArg();
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if (uid < 0) {
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return uid;
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}
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mInterface.addRestrictBackgroundWhitelistedUid(uid);
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return 0;
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}
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private int removeRestrictBackgroundWhitelist() throws RemoteException {
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final int uid = getUidFromNextArg();
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if (uid < 0) {
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return uid;
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}
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mInterface.removeRestrictBackgroundWhitelistedUid(uid);
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return 0;
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}
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private int getNextBooleanArg() {
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final PrintWriter pw = getOutPrintWriter();
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final String arg = getNextArg();
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if (arg == null) {
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pw.println("Error: didn't specify BOOLEAN");
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return -1;
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}
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return Boolean.valueOf(arg) ? 1 : 0;
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}
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private int getUidFromNextArg() {
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final PrintWriter pw = getOutPrintWriter();
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final String arg = getNextArg();
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if (arg == null) {
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pw.println("Error: didn't specify UID");
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return -1;
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}
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try {
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return Integer.parseInt(arg);
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} catch (NumberFormatException e) {
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pw.println("Error: UID (" + arg + ") should be a number");
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return -2;
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}
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}
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}
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