Support overrding data version and backup/restore config data for CTS (cf6acd5f) · Commits · e / os / android_frameworks_opt_telephony

src/java/com/android/internal/telephony/configupdate/ConfigParser.java

+11 −0

Original line number	Diff line number	Diff line
		@@ -18,6 +18,7 @@ package com.android.internal.telephony.configupdate;

		import android.annotation.NonNull;
		import android.annotation.Nullable;
		import android.util.Log;

		import java.io.File;
		import java.io.FileInputStream;
		@@ -25,6 +26,7 @@ import java.io.IOException;
		import java.io.InputStream;

		public abstract class ConfigParser<T> {
		private static final String TAG = "ConfigParser";

		public static final int VERSION_UNKNOWN = -1;

		@@ -97,4 +99,13 @@ public abstract class ConfigParser<T> {
		* @param data the config data
		*/
		protected abstract void parseData(@Nullable byte[] data);


		/**
		* This API is used by CTS to override the version
		*/
		protected void overrideVersion(int version) {
		mVersion = version;
		Log.d(TAG, "overrideVersion: mVersion=" + mVersion);
		}
		}

src/java/com/android/internal/telephony/configupdate/TelephonyConfigUpdateInstallReceiver.java

+100 −3

Original line number	Diff line number	Diff line
		@@ -52,16 +52,21 @@ public class TelephonyConfigUpdateInstallReceiver extends ConfigUpdateInstallRec
		@VisibleForTesting(visibility = VisibleForTesting.Visibility.PRIVATE)
		protected static final String NEW_CONFIG_CONTENT_PATH = "new_telephony_config.pb";
		protected static final String VALID_CONFIG_CONTENT_PATH = "valid_telephony_config.pb";
		private static final String BACKUP_CONTENT_PATH = "backup_telephony_config.pb";

		protected static final String UPDATE_METADATA_PATH = "metadata/";
		public static final String VERSION = "version";
		public static final String BACKUP_VERSION = "backup_version";

		private ConcurrentHashMap<Executor, Callback> mCallbackHashMap = new ConcurrentHashMap<>();
		@NonNull
		private final Object mConfigParserLock = new Object();
		@GuardedBy("mConfigParserLock")
		private ConfigParser mConfigParser;
		@NonNull private final ConfigUpdaterMetricsStats mConfigUpdaterMetricsStats;
		@NonNull
		private final ConfigUpdaterMetricsStats mConfigUpdaterMetricsStats;

		private int mOriginalVersion;

		public static TelephonyConfigUpdateInstallReceiver sReceiverAdaptorInstance =
		new TelephonyConfigUpdateInstallReceiver();
		@@ -139,6 +144,10 @@ public class TelephonyConfigUpdateInstallReceiver extends ConfigUpdateInstallRec
		@Override
		@VisibleForTesting(visibility = VisibleForTesting.Visibility.PROTECTED)
		public void postInstall(Context context, Intent intent) {
		postInstall();
		}

		private void postInstall() {
		Log.d(TAG, "Telephony config is updated in file partition");

		ConfigParser newConfigParser = getNewConfigParser(DOMAIN_SATELLITE,
		@@ -327,4 +336,92 @@ public class TelephonyConfigUpdateInstallReceiver extends ConfigUpdateInstallRec
		}
		return true;
		}


		/**
		* This API is used by CTS to override the version of the config data
		*
		* @param reset Whether to restore the original version
		* @param version The overriding version
		* @return {@code true} if successful, {@code false} otherwise
		*/
		public boolean overrideVersion(boolean reset, int version) {
		Log.d(TAG, "overrideVersion: reset=" + reset + ", version=" + version);
		if (reset) {
		version = mOriginalVersion;
		if (!restoreContentData()) {
		return false;
		}
		} else {
		mOriginalVersion = version;
		if (!backupContentData()) {
		return false;
		}
		}
		return overrideVersion(version);
		}

		private boolean overrideVersion(int version) {
		synchronized (getInstance().mConfigParserLock) {
		try {
		writeUpdate(updateDir, updateVersion,
		new ByteArrayInputStream(Long.toString(version).getBytes()));
		if (getInstance().mConfigParser != null) {
		getInstance().mConfigParser.overrideVersion(version);
		}
		} catch (IOException e) {
		Log.e(TAG, "overrideVersion: e=" + e);
		return false;
		}
		return true;
		}
		}

		private boolean isFileExists(@NonNull String fileName) {
		Log.d(TAG, "isFileExists");
		if (fileName == null) {
		Log.d(TAG, "fileName cannot be null");
		return false;
		}
		File sourceFile = new File(UPDATE_DIR, fileName);
		return sourceFile.exists() && sourceFile.isFile();
		}

		private boolean backupContentData() {
		if (!isFileExists(VALID_CONFIG_CONTENT_PATH)) {
		Log.d(TAG, VALID_CONFIG_CONTENT_PATH + " is not exit, no need to backup");
		return true;
		}
		if (!copySourceFileToTargetFile(VALID_CONFIG_CONTENT_PATH, BACKUP_CONTENT_PATH)) {
		Log.e(TAG, "backupContentData: fail to backup the config data");
		return false;
		}
		if (!copySourceFileToTargetFile(UPDATE_METADATA_PATH + VERSION,
		UPDATE_METADATA_PATH + BACKUP_VERSION)) {
		Log.e(TAG, "bakpuackupContentData: fail to backup the version");
		return false;
		}
		Log.d(TAG, "backupContentData: backup success");
		return true;
		}

		private boolean restoreContentData() {
		if (!isFileExists(BACKUP_CONTENT_PATH)) {
		Log.d(TAG, BACKUP_CONTENT_PATH + " is not exit, no need to restore");
		return true;
		}
		if (!copySourceFileToTargetFile(BACKUP_CONTENT_PATH, NEW_CONFIG_CONTENT_PATH)) {
		Log.e(TAG, "restoreContentData: fail to restore the config data");
		return false;
		}
		if (!copySourceFileToTargetFile(UPDATE_METADATA_PATH + BACKUP_VERSION,
		UPDATE_METADATA_PATH + VERSION)) {
		Log.e(TAG, "restoreContentData: fail to restore the version");
		return false;
		}
		Log.d(TAG, "restoreContentData: populate the data to SatelliteController");
		postInstall();
		Log.d(TAG, "restoreContentData: success");
		return true;
		}
		}