Merge "Add explicit override for default Private DNS mode" into pi-dev (2b3c8582) · Commits · e / os / android_frameworks_base

core/java/android/net/ConnectivityManager.java

+1 −1

Original line number	Diff line number	Diff line
		@@ -696,7 +696,7 @@ public class ConnectivityManager {
		*
		* @hide
		*/
		public static final String PRIVATE_DNS_DEFAULT_MODE = PRIVATE_DNS_MODE_OPPORTUNISTIC;
		public static final String PRIVATE_DNS_DEFAULT_MODE_FALLBACK = PRIVATE_DNS_MODE_OPPORTUNISTIC;

		private final IConnectivityManager mService;
		/**

core/java/android/provider/Settings.java

+12 −1

Original line number	Diff line number	Diff line
		@@ -9297,7 +9297,7 @@ public final class Settings {
		* values.
		* Consists of a comma seperated list of strings:
		* "name,apn,proxy,port,username,password,server,mmsc,mmsproxy,mmsport,mcc,mnc,auth,type"
		* note that empty fields can be ommitted: "name,apn,,,,,,,,,310,260,,DUN"
		* note that empty fields can be omitted: "name,apn,,,,,,,,,310,260,,DUN"
		* @hide
		*/
		public static final String TETHER_DUN_APN = "tether_dun_apn";
		@@ -10358,6 +10358,17 @@ public final class Settings {

		private static final Validator PRIVATE_DNS_SPECIFIER_VALIDATOR = ANY_STRING_VALIDATOR;

		/**
		* Forced override of the default mode (hardcoded as "automatic", nee "opportunistic").
		* This allows changing the default mode without effectively disabling other modes,
		* all of which require explicit user action to enable/configure. See also b/79719289.
		*
		* Value is a string, suitable for assignment to PRIVATE_DNS_MODE above.
		*
		* {@hide}
		*/
		public static final String PRIVATE_DNS_DEFAULT_MODE = "private_dns_default_mode";

		/** {@hide} */
		public static final String
		BLUETOOTH_HEADSET_PRIORITY_PREFIX = "bluetooth_headset_priority_";

core/tests/coretests/src/android/provider/SettingsBackupTest.java

+1 −0

Original line number	Diff line number	Diff line
		@@ -358,6 +358,7 @@ public class SettingsBackupTest {
		Settings.Global.PREFERRED_NETWORK_MODE,
		Settings.Global.PRIV_APP_OOB_ENABLED,
		Settings.Global.PRIV_APP_OOB_LIST,
		Settings.Global.PRIVATE_DNS_DEFAULT_MODE,
		Settings.Global.PROVISIONING_APN_ALARM_DELAY_IN_MS,
		Settings.Global.RADIO_BLUETOOTH,
		Settings.Global.RADIO_CELL,

services/core/java/com/android/server/connectivity/DnsManager.java

+7 −3

Original line number	Diff line number	Diff line
		@@ -16,7 +16,7 @@

		package com.android.server.connectivity;

		import static android.net.ConnectivityManager.PRIVATE_DNS_DEFAULT_MODE;
		import static android.net.ConnectivityManager.PRIVATE_DNS_DEFAULT_MODE_FALLBACK;
		import static android.net.ConnectivityManager.PRIVATE_DNS_MODE_OFF;
		import static android.net.ConnectivityManager.PRIVATE_DNS_MODE_OPPORTUNISTIC;
		import static android.net.ConnectivityManager.PRIVATE_DNS_MODE_PROVIDER_HOSTNAME;
		@@ -24,6 +24,7 @@ import static android.provider.Settings.Global.DNS_RESOLVER_MIN_SAMPLES;
		import static android.provider.Settings.Global.DNS_RESOLVER_MAX_SAMPLES;
		import static android.provider.Settings.Global.DNS_RESOLVER_SAMPLE_VALIDITY_SECONDS;
		import static android.provider.Settings.Global.DNS_RESOLVER_SUCCESS_THRESHOLD_PERCENT;
		import static android.provider.Settings.Global.PRIVATE_DNS_DEFAULT_MODE;
		import static android.provider.Settings.Global.PRIVATE_DNS_MODE;
		import static android.provider.Settings.Global.PRIVATE_DNS_SPECIFIER;

		@@ -184,6 +185,7 @@ public class DnsManager {

		public static Uri[] getPrivateDnsSettingsUris() {
		return new Uri[]{
		Settings.Global.getUriFor(PRIVATE_DNS_DEFAULT_MODE),
		Settings.Global.getUriFor(PRIVATE_DNS_MODE),
		Settings.Global.getUriFor(PRIVATE_DNS_SPECIFIER),
		};
		@@ -485,8 +487,10 @@ public class DnsManager {
		}

		private static String getPrivateDnsMode(ContentResolver cr) {
		final String mode = getStringSetting(cr, PRIVATE_DNS_MODE);
		return !TextUtils.isEmpty(mode) ? mode : PRIVATE_DNS_DEFAULT_MODE;
		String mode = getStringSetting(cr, PRIVATE_DNS_MODE);
		if (TextUtils.isEmpty(mode)) mode = getStringSetting(cr, PRIVATE_DNS_DEFAULT_MODE);
		if (TextUtils.isEmpty(mode)) mode = PRIVATE_DNS_DEFAULT_MODE_FALLBACK;
		return mode;
		}

		private static String getStringSetting(ContentResolver cr, String which) {

tests/net/java/com/android/server/connectivity/DnsManagerTest.java

+35 −9

Original line number	Diff line number	Diff line
		@@ -19,6 +19,9 @@ package com.android.server.connectivity;
		import static android.net.ConnectivityManager.PRIVATE_DNS_MODE_OFF;
		import static android.net.ConnectivityManager.PRIVATE_DNS_MODE_OPPORTUNISTIC;
		import static android.net.ConnectivityManager.PRIVATE_DNS_MODE_PROVIDER_HOSTNAME;
		import static android.provider.Settings.Global.PRIVATE_DNS_DEFAULT_MODE;
		import static android.provider.Settings.Global.PRIVATE_DNS_MODE;
		import static android.provider.Settings.Global.PRIVATE_DNS_SPECIFIER;

		import static org.junit.Assert.assertEquals;
		import static org.junit.Assert.assertFalse;
		@@ -40,6 +43,7 @@ import android.support.test.runner.AndroidJUnit4;
		import android.test.mock.MockContentResolver;

		import com.android.internal.util.test.FakeSettingsProvider;
		import com.android.server.connectivity.DnsManager.PrivateDnsConfig;
		import com.android.server.connectivity.MockableSystemProperties;

		import java.net.InetAddress;
		@@ -84,10 +88,9 @@ public class DnsManagerTest {
		mDnsManager = new DnsManager(mCtx, mNMService, mSystemProperties);

		// Clear the private DNS settings
		Settings.Global.putString(mContentResolver,
		Settings.Global.PRIVATE_DNS_MODE, "");
		Settings.Global.putString(mContentResolver,
		Settings.Global.PRIVATE_DNS_SPECIFIER, "");
		Settings.Global.putString(mContentResolver, PRIVATE_DNS_DEFAULT_MODE, "");
		Settings.Global.putString(mContentResolver, PRIVATE_DNS_MODE, "");
		Settings.Global.putString(mContentResolver, PRIVATE_DNS_SPECIFIER, "");
		}

		@Test
		@@ -127,9 +130,8 @@ public class DnsManagerTest {
		TEST_IFACENAME));

		Settings.Global.putString(mContentResolver,
		Settings.Global.PRIVATE_DNS_MODE, PRIVATE_DNS_MODE_PROVIDER_HOSTNAME);
		Settings.Global.putString(mContentResolver,
		Settings.Global.PRIVATE_DNS_SPECIFIER, "strictmode.com");
		PRIVATE_DNS_MODE, PRIVATE_DNS_MODE_PROVIDER_HOSTNAME);
		Settings.Global.putString(mContentResolver, PRIVATE_DNS_SPECIFIER, "strictmode.com");
		mDnsManager.updatePrivateDns(new Network(TEST_NETID),
		new DnsManager.PrivateDnsConfig("strictmode.com", new InetAddress[] {
		InetAddress.parseNumericAddress("6.6.6.6"),
		@@ -222,8 +224,7 @@ public class DnsManagerTest {
		assertNull(lp.getPrivateDnsServerName());

		// Turn private DNS mode off
		Settings.Global.putString(mContentResolver,
		Settings.Global.PRIVATE_DNS_MODE, PRIVATE_DNS_MODE_OFF);
		Settings.Global.putString(mContentResolver, PRIVATE_DNS_MODE, PRIVATE_DNS_MODE_OFF);
		mDnsManager.updatePrivateDns(new Network(TEST_NETID),
		mDnsManager.getPrivateDnsConfig());
		mDnsManager.setDnsConfigurationForNetwork(TEST_NETID, lp, IS_DEFAULT);
		@@ -234,4 +235,29 @@ public class DnsManagerTest {
		assertFalse(lp.isPrivateDnsActive());
		assertNull(lp.getPrivateDnsServerName());
		}

		@Test
		public void testOverrideDefaultMode() throws Exception {
		// Hard-coded default is opportunistic mode.
		final PrivateDnsConfig cfgAuto = DnsManager.getPrivateDnsConfig(mContentResolver);
		assertTrue(cfgAuto.useTls);
		assertEquals("", cfgAuto.hostname);
		assertEquals(new InetAddress[0], cfgAuto.ips);

		// Pretend a gservices push sets the default to "off".
		Settings.Global.putString(mContentResolver, PRIVATE_DNS_DEFAULT_MODE, "off");
		final PrivateDnsConfig cfgOff = DnsManager.getPrivateDnsConfig(mContentResolver);
		assertFalse(cfgOff.useTls);
		assertEquals("", cfgOff.hostname);
		assertEquals(new InetAddress[0], cfgOff.ips);

		// Strict mode still works.
		Settings.Global.putString(
		mContentResolver, PRIVATE_DNS_MODE, PRIVATE_DNS_MODE_PROVIDER_HOSTNAME);
		Settings.Global.putString(mContentResolver, PRIVATE_DNS_SPECIFIER, "strictmode.com");
		final PrivateDnsConfig cfgStrict = DnsManager.getPrivateDnsConfig(mContentResolver);
		assertTrue(cfgStrict.useTls);
		assertEquals("strictmode.com", cfgStrict.hostname);
		assertEquals(new InetAddress[0], cfgStrict.ips);
		}
		}