Use common methods to check/enforece mutiple permissions
Use PermissionUtils methods to check/enforece mutiple permissions
to avoid inconsistent behavior and duplicated code.
Bug: 177187957
Test: atest FrameworksNetTests CtsNetTestCases
Change-Id: I0850a2c8b15e0dfc6d21298c5599ad36bb2056dc
diff --git a/service-t/src/com/android/server/NsdService.java b/service-t/src/com/android/server/NsdService.java
index 7115720..8818460 100644
--- a/service-t/src/com/android/server/NsdService.java
+++ b/service-t/src/com/android/server/NsdService.java
@@ -21,7 +21,6 @@
import android.content.Context;
import android.content.Intent;
-import android.content.pm.PackageManager;
import android.net.ConnectivityManager;
import android.net.INetd;
import android.net.LinkProperties;
@@ -51,6 +50,7 @@
import com.android.internal.annotations.VisibleForTesting;
import com.android.internal.util.State;
import com.android.internal.util.StateMachine;
+import com.android.net.module.util.PermissionUtils;
import java.io.FileDescriptor;
import java.io.PrintWriter;
@@ -861,12 +861,7 @@
@Override
public void dump(FileDescriptor fd, PrintWriter pw, String[] args) {
- if (mContext.checkCallingOrSelfPermission(android.Manifest.permission.DUMP)
- != PackageManager.PERMISSION_GRANTED) {
- pw.println("Permission Denial: can't dump " + TAG
- + " due to missing android.permission.DUMP permission");
- return;
- }
+ if (!PermissionUtils.checkDumpPermission(mContext, TAG, pw)) return;
for (ClientInfo client : mClients.values()) {
pw.println("Client Info");
diff --git a/service-t/src/com/android/server/ethernet/EthernetServiceImpl.java b/service-t/src/com/android/server/ethernet/EthernetServiceImpl.java
index f058f94..dae3d2a 100644
--- a/service-t/src/com/android/server/ethernet/EthernetServiceImpl.java
+++ b/service-t/src/com/android/server/ethernet/EthernetServiceImpl.java
@@ -32,7 +32,6 @@
import android.net.IpConfiguration;
import android.net.NetworkCapabilities;
import android.net.NetworkSpecifier;
-import android.os.Binder;
import android.os.Handler;
import android.os.RemoteException;
import android.util.Log;
@@ -188,13 +187,7 @@
@Override
protected void dump(FileDescriptor fd, PrintWriter writer, String[] args) {
final IndentingPrintWriter pw = new IndentingPrintWriter(writer, " ");
- if (mContext.checkCallingOrSelfPermission(android.Manifest.permission.DUMP)
- != PackageManager.PERMISSION_GRANTED) {
- pw.println("Permission Denial: can't dump EthernetService from pid="
- + Binder.getCallingPid()
- + ", uid=" + Binder.getCallingUid());
- return;
- }
+ if (!PermissionUtils.checkDumpPermission(mContext, TAG, pw)) return;
pw.println("Current Ethernet state: ");
pw.increaseIndent();
diff --git a/service-t/src/com/android/server/net/NetworkStatsService.java b/service-t/src/com/android/server/net/NetworkStatsService.java
index 424dcd9..e5bd94b 100644
--- a/service-t/src/com/android/server/net/NetworkStatsService.java
+++ b/service-t/src/com/android/server/net/NetworkStatsService.java
@@ -24,7 +24,6 @@
import static android.content.Intent.ACTION_UID_REMOVED;
import static android.content.Intent.ACTION_USER_REMOVED;
import static android.content.Intent.EXTRA_UID;
-import static android.content.pm.PackageManager.PERMISSION_GRANTED;
import static android.net.NetworkCapabilities.TRANSPORT_CELLULAR;
import static android.net.NetworkCapabilities.TRANSPORT_WIFI;
import static android.net.NetworkStats.DEFAULT_NETWORK_ALL;
@@ -2816,24 +2815,6 @@
return stats;
}
- // TODO: It is copied from ConnectivityService, consider refactor these check permission
- // functions to a proper util.
- private boolean checkAnyPermissionOf(String... permissions) {
- for (String permission : permissions) {
- if (mContext.checkCallingOrSelfPermission(permission) == PERMISSION_GRANTED) {
- return true;
- }
- }
- return false;
- }
-
- private void enforceAnyPermissionOf(String... permissions) {
- if (!checkAnyPermissionOf(permissions)) {
- throw new SecurityException("Requires one of the following permissions: "
- + String.join(", ", permissions) + ".");
- }
- }
-
/**
* Registers a custom provider of {@link android.net.NetworkStats} to combine the network
* statistics that cannot be seen by the kernel to system. To unregister, invoke the
@@ -2848,7 +2829,7 @@
*/
public @NonNull INetworkStatsProviderCallback registerNetworkStatsProvider(
@NonNull String tag, @NonNull INetworkStatsProvider provider) {
- enforceAnyPermissionOf(NETWORK_STATS_PROVIDER,
+ PermissionUtils.enforceAnyPermissionOf(mContext, NETWORK_STATS_PROVIDER,
NetworkStack.PERMISSION_MAINLINE_NETWORK_STACK);
Objects.requireNonNull(provider, "provider is null");
Objects.requireNonNull(tag, "tag is null");
diff --git a/service/src/com/android/server/ConnectivityService.java b/service/src/com/android/server/ConnectivityService.java
index b210bb3..5cfb98f 100644
--- a/service/src/com/android/server/ConnectivityService.java
+++ b/service/src/com/android/server/ConnectivityService.java
@@ -98,6 +98,9 @@
import static android.system.OsConstants.IPPROTO_UDP;
import static com.android.net.module.util.DeviceConfigUtils.TETHERING_MODULE_NAME;
+import static com.android.net.module.util.PermissionUtils.enforceAnyPermissionOf;
+import static com.android.net.module.util.PermissionUtils.enforceNetworkStackPermission;
+import static com.android.net.module.util.PermissionUtils.enforceNetworkStackPermissionOr;
import static java.util.Map.Entry;
@@ -1956,7 +1959,7 @@
@Override
public Network getActiveNetworkForUid(int uid, boolean ignoreBlocked) {
- PermissionUtils.enforceNetworkStackPermission(mContext);
+ enforceNetworkStackPermission(mContext);
return getActiveNetworkForUidInternal(uid, ignoreBlocked);
}
@@ -1979,7 +1982,7 @@
@Override
public NetworkInfo getActiveNetworkInfoForUid(int uid, boolean ignoreBlocked) {
- PermissionUtils.enforceNetworkStackPermission(mContext);
+ enforceNetworkStackPermission(mContext);
final NetworkAgentInfo nai = getNetworkAgentInfoForUid(uid);
if (nai == null) return null;
return getFilteredNetworkInfo(nai, uid, ignoreBlocked);
@@ -2518,7 +2521,7 @@
@Override
public NetworkState[] getAllNetworkState() {
// This contains IMSI details, so make sure the caller is privileged.
- PermissionUtils.enforceNetworkStackPermission(mContext);
+ enforceNetworkStackPermission(mContext);
final ArrayList<NetworkState> result = new ArrayList<>();
for (NetworkStateSnapshot snapshot : getAllNetworkStateSnapshots()) {
@@ -2783,15 +2786,6 @@
setUidBlockedReasons(uid, blockedReasons);
}
- private boolean checkAnyPermissionOf(String... permissions) {
- for (String permission : permissions) {
- if (mContext.checkCallingOrSelfPermission(permission) == PERMISSION_GRANTED) {
- return true;
- }
- }
- return false;
- }
-
private boolean checkAnyPermissionOf(int pid, int uid, String... permissions) {
for (String permission : permissions) {
if (mContext.checkPermission(permission, pid, uid) == PERMISSION_GRANTED) {
@@ -2801,13 +2795,6 @@
return false;
}
- private void enforceAnyPermissionOf(String... permissions) {
- if (!checkAnyPermissionOf(permissions)) {
- throw new SecurityException("Requires one of the following permissions: "
- + String.join(", ", permissions) + ".");
- }
- }
-
private void enforceInternetPermission() {
mContext.enforceCallingOrSelfPermission(
android.Manifest.permission.INTERNET,
@@ -2867,7 +2854,7 @@
}
private void enforceSettingsPermission() {
- enforceAnyPermissionOf(
+ enforceAnyPermissionOf(mContext,
android.Manifest.permission.NETWORK_SETTINGS,
NetworkStack.PERMISSION_MAINLINE_NETWORK_STACK);
}
@@ -2875,7 +2862,7 @@
private void enforceNetworkFactoryPermission() {
// TODO: Check for the BLUETOOTH_STACK permission once that is in the API surface.
if (UserHandle.getAppId(getCallingUid()) == Process.BLUETOOTH_UID) return;
- enforceAnyPermissionOf(
+ enforceAnyPermissionOf(mContext,
android.Manifest.permission.NETWORK_FACTORY,
NetworkStack.PERMISSION_MAINLINE_NETWORK_STACK);
}
@@ -2883,7 +2870,7 @@
private void enforceNetworkFactoryOrSettingsPermission() {
// TODO: Check for the BLUETOOTH_STACK permission once that is in the API surface.
if (UserHandle.getAppId(getCallingUid()) == Process.BLUETOOTH_UID) return;
- enforceAnyPermissionOf(
+ enforceAnyPermissionOf(mContext,
android.Manifest.permission.NETWORK_SETTINGS,
android.Manifest.permission.NETWORK_FACTORY,
NetworkStack.PERMISSION_MAINLINE_NETWORK_STACK);
@@ -2892,7 +2879,7 @@
private void enforceNetworkFactoryOrTestNetworksPermission() {
// TODO: Check for the BLUETOOTH_STACK permission once that is in the API surface.
if (UserHandle.getAppId(getCallingUid()) == Process.BLUETOOTH_UID) return;
- enforceAnyPermissionOf(
+ enforceAnyPermissionOf(mContext,
android.Manifest.permission.MANAGE_TEST_NETWORKS,
android.Manifest.permission.NETWORK_FACTORY,
NetworkStack.PERMISSION_MAINLINE_NETWORK_STACK);
@@ -2909,7 +2896,7 @@
}
private boolean checkSettingsPermission() {
- return checkAnyPermissionOf(
+ return PermissionUtils.checkAnyPermissionOf(mContext,
android.Manifest.permission.NETWORK_SETTINGS,
NetworkStack.PERMISSION_MAINLINE_NETWORK_STACK);
}
@@ -2922,27 +2909,21 @@
}
private void enforceNetworkStackOrSettingsPermission() {
- enforceAnyPermissionOf(
- android.Manifest.permission.NETWORK_SETTINGS,
- android.Manifest.permission.NETWORK_STACK,
- NetworkStack.PERMISSION_MAINLINE_NETWORK_STACK);
+ enforceNetworkStackPermissionOr(mContext,
+ android.Manifest.permission.NETWORK_SETTINGS);
}
private void enforceNetworkStackSettingsOrSetup() {
- enforceAnyPermissionOf(
+ enforceNetworkStackPermissionOr(mContext,
android.Manifest.permission.NETWORK_SETTINGS,
- android.Manifest.permission.NETWORK_SETUP_WIZARD,
- android.Manifest.permission.NETWORK_STACK,
- NetworkStack.PERMISSION_MAINLINE_NETWORK_STACK);
+ android.Manifest.permission.NETWORK_SETUP_WIZARD);
}
private void enforceAirplaneModePermission() {
- enforceAnyPermissionOf(
+ enforceNetworkStackPermissionOr(mContext,
android.Manifest.permission.NETWORK_AIRPLANE_MODE,
android.Manifest.permission.NETWORK_SETTINGS,
- android.Manifest.permission.NETWORK_SETUP_WIZARD,
- android.Manifest.permission.NETWORK_STACK,
- NetworkStack.PERMISSION_MAINLINE_NETWORK_STACK);
+ android.Manifest.permission.NETWORK_SETUP_WIZARD);
}
private void enforceOemNetworkPreferencesPermission() {
@@ -2958,7 +2939,7 @@
}
private boolean checkNetworkStackPermission() {
- return checkAnyPermissionOf(
+ return PermissionUtils.checkAnyPermissionOf(mContext,
android.Manifest.permission.NETWORK_STACK,
NetworkStack.PERMISSION_MAINLINE_NETWORK_STACK);
}
@@ -5735,7 +5716,7 @@
@Override
public void setGlobalProxy(@Nullable final ProxyInfo proxyProperties) {
- PermissionUtils.enforceNetworkStackPermission(mContext);
+ enforceNetworkStackPermission(mContext);
mProxyTracker.setGlobalProxy(proxyProperties);
}
@@ -7283,7 +7264,7 @@
Objects.requireNonNull(initialScore, "initialScore must not be null");
Objects.requireNonNull(networkAgentConfig, "networkAgentConfig must not be null");
if (networkCapabilities.hasTransport(TRANSPORT_TEST)) {
- enforceAnyPermissionOf(Manifest.permission.MANAGE_TEST_NETWORKS);
+ enforceAnyPermissionOf(mContext, Manifest.permission.MANAGE_TEST_NETWORKS);
} else {
enforceNetworkFactoryPermission();
}
@@ -10296,7 +10277,8 @@
Objects.requireNonNull(network, "network must not be null");
Objects.requireNonNull(extras, "extras must not be null");
- enforceAnyPermissionOf(android.Manifest.permission.MANAGE_TEST_NETWORKS,
+ enforceAnyPermissionOf(mContext,
+ android.Manifest.permission.MANAGE_TEST_NETWORKS,
android.Manifest.permission.NETWORK_STACK);
final NetworkCapabilities nc = getNetworkCapabilitiesInternal(network);
if (!nc.hasTransport(TRANSPORT_TEST)) {
@@ -10704,7 +10686,7 @@
preferences.add(pref);
}
- PermissionUtils.enforceNetworkStackPermission(mContext);
+ enforceNetworkStackPermission(mContext);
if (DBG) {
log("setProfileNetworkPreferences " + profile + " to " + preferences);
}