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Commit b1ac010c authored by Treehugger Robot's avatar Treehugger Robot Committed by Automerger Merge Worker
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Merge "Attempt to unlink session file if hardlink fails" into udc-dev am: 7fbed032 am: 82105927 

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/22959449



Change-Id: I3dcf29b31b4497d2246019e04d4a2c338f4b32ad
Signed-off-by: default avatarAutomerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>
parents 8beb63ad 82105927

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

+11 −4
Original line number Diff line number Diff line
@@ -1645,13 +1645,14 @@ public class PackageInstallerSession extends IPackageInstallerSession.Stub { 
            throw new SecurityException("link() can only be run by the system");

        }



        try {

        final File target = new File(path);

        final File source = new File(stageDir, target.getName());

        var sourcePath = source.getAbsolutePath();

        try {

            try {

                Os.link(path, source.getAbsolutePath());

                Os.link(path, sourcePath);

                // Grant READ access for APK to be read successfully

                Os.chmod(source.getAbsolutePath(), 0644);

                Os.chmod(sourcePath, 0644);

            } catch (ErrnoException e) {

                e.rethrowAsIOException();

            }
@@ -1659,6 +1660,12 @@ public class PackageInstallerSession extends IPackageInstallerSession.Stub { 
                throw new IOException("Can't relabel file: " + source);

            }

        } catch (IOException e) {

            try {

                Os.unlink(sourcePath);

            } catch (Exception ignored) {

                Slog.d(TAG, "Failed to unlink session file: " + sourcePath);

            }



            throw ExceptionUtils.wrap(e);

        }

    }