Merge "use shell to open v4 signature file" into rvc-dev (5083ad7e) · Commits · e / os / android_frameworks_base

core/java/android/os/incremental/V4Signature.java

+7 −6

Original line number	Diff line number	Diff line
		@@ -16,12 +16,12 @@

		package android.os.incremental;

		import android.os.ParcelFileDescriptor;

		import java.io.ByteArrayInputStream;
		import java.io.ByteArrayOutputStream;
		import java.io.DataInputStream;
		import java.io.DataOutputStream;
		import java.io.File;
		import java.io.FileInputStream;
		import java.io.IOException;

		/**
		@@ -41,11 +41,12 @@ public class V4Signature {
		/**
		* Construct a V4Signature from .idsig file.
		*/
		public static V4Signature readFrom(File file) {
		try (DataInputStream stream = new DataInputStream(new FileInputStream(file))) {
		public static V4Signature readFrom(ParcelFileDescriptor pfd) throws IOException {
		final ParcelFileDescriptor dupedFd = pfd.dup();
		final ParcelFileDescriptor.AutoCloseInputStream fdInputStream =
		new ParcelFileDescriptor.AutoCloseInputStream(dupedFd);
		try (DataInputStream stream = new DataInputStream(fdInputStream)) {
		return readFrom(stream);
		} catch (IOException e) {
		return null;
		}
		}

services/core/java/com/android/server/pm/PackageManagerShellCommand.java

+16 −5

Original line number	Diff line number	Diff line
		@@ -97,6 +97,7 @@ import android.text.TextUtils;
		import android.text.format.DateUtils;
		import android.util.ArraySet;
		import android.util.PrintWriterPrinter;
		import android.util.Slog;
		import android.util.SparseArray;

		import com.android.internal.content.PackageHelper;
		@@ -139,6 +140,7 @@ class PackageManagerShellCommand extends ShellCommand {
		/** Path where ART profiles snapshots are dumped for the shell user */
		private final static String ART_PROFILE_SNAPSHOT_DEBUG_LOCATION = "/data/misc/profman/";
		private static final int DEFAULT_WAIT_MS = 60 * 1000;
		private static final String TAG = "PackageManagerShellCommand";

		final IPackageManager mInterface;
		final IPermissionManager mPermissionManager;
		@@ -3077,11 +3079,20 @@ class PackageManagerShellCommand extends ShellCommand {
		final long size = file.length();
		final byte[] metadata = inPath.getBytes(StandardCharsets.UTF_8);

		// Try to load a v4 signature for the APK.
		final V4Signature v4signature = V4Signature.readFrom(
		new File(inPath + V4Signature.EXT));
		final byte[] v4signatureBytes =
		(v4signature != null) ? v4signature.toByteArray() : null;
		byte[] v4signatureBytes = null;
		// Try to load the v4 signature file for the APK; it might not exist.
		final String v4SignaturePath = inPath + V4Signature.EXT;
		final ParcelFileDescriptor pfd = openFileForSystem(v4SignaturePath, "r");
		if (pfd != null) {
		try {
		final V4Signature v4signature = V4Signature.readFrom(pfd);
		v4signatureBytes = v4signature.toByteArray();
		} catch (IOException ex) {
		Slog.e(TAG, "V4 signature file exists but failed to be parsed.", ex);
		} finally {
		IoUtils.closeQuietly(pfd);
		}
		}

		session.addFile(LOCATION_DATA_APP, name, size, metadata, v4signatureBytes);
		}