PackageManager keeps track of who installed what.
Stores the package name of the installer app in packages.xml
diff --git a/services/java/com/android/server/PackageManagerService.java b/services/java/com/android/server/PackageManagerService.java
index 1a11902..d3bb03c 100644
--- a/services/java/com/android/server/PackageManagerService.java
+++ b/services/java/com/android/server/PackageManagerService.java
@@ -3234,20 +3234,27 @@
private final String mRootDir;
private final boolean mIsRom;
}
-
+
/* Called when a downloaded package installation has been confirmed by the user */
public void installPackage(
final Uri packageURI, final IPackageInstallObserver observer, final int flags) {
+ installPackage(packageURI, observer, flags, null);
+ }
+
+ /* Called when a downloaded package installation has been confirmed by the user */
+ public void installPackage(
+ final Uri packageURI, final IPackageInstallObserver observer, final int flags,
+ final String installerPackageName) {
mContext.enforceCallingOrSelfPermission(
android.Manifest.permission.INSTALL_PACKAGES, null);
-
+
// Queue up an async operation since the package installation may take a little while.
mHandler.post(new Runnable() {
public void run() {
mHandler.removeCallbacks(this);
PackageInstalledInfo res;
synchronized (mInstallLock) {
- res = installPackageLI(packageURI, flags, true);
+ res = installPackageLI(packageURI, flags, true, installerPackageName);
}
if (observer != null) {
try {
@@ -3295,7 +3302,7 @@
File tmpPackageFile,
String destFilePath, File destPackageFile, File destResourceFile,
PackageParser.Package pkg, boolean forwardLocked, boolean newInstall,
- PackageInstalledInfo res) {
+ String installerPackageName, PackageInstalledInfo res) {
// Remember this for later, in case we need to rollback this install
boolean dataDirExists = (new File(mAppDataDir, pkgName)).exists();
res.name = pkgName;
@@ -3331,7 +3338,8 @@
destResourceFile, pkg,
newPackage,
true,
- forwardLocked,
+ forwardLocked,
+ installerPackageName,
res);
// delete the partially installed application. the data directory will have to be
// restored if it was already existing
@@ -3352,7 +3360,8 @@
File tmpPackageFile,
String destFilePath, File destPackageFile, File destResourceFile,
PackageParser.Package pkg, boolean forwardLocked, boolean newInstall,
- PackageInstalledInfo res) {
+ String installerPackageName, PackageInstalledInfo res) {
+
PackageParser.Package oldPackage;
// First find the old package info and check signatures
synchronized(mPackages) {
@@ -3367,11 +3376,11 @@
replaceSystemPackageLI(oldPackage,
tmpPackageFile, destFilePath,
destPackageFile, destResourceFile, pkg, forwardLocked,
- newInstall, res);
+ newInstall, installerPackageName, res);
} else {
replaceNonSystemPackageLI(oldPackage, tmpPackageFile, destFilePath,
destPackageFile, destResourceFile, pkg, forwardLocked,
- newInstall, res);
+ newInstall, installerPackageName, res);
}
}
@@ -3379,11 +3388,17 @@
File tmpPackageFile,
String destFilePath, File destPackageFile, File destResourceFile,
PackageParser.Package pkg, boolean forwardLocked, boolean newInstall,
- PackageInstalledInfo res) {
+ String installerPackageName, PackageInstalledInfo res) {
PackageParser.Package newPackage = null;
String pkgName = deletedPackage.packageName;
boolean deletedPkg = true;
boolean updatedSettings = false;
+
+ String oldInstallerPackageName = null;
+ synchronized (mPackages) {
+ oldInstallerPackageName = mSettings.getInstallerPackageName(pkgName);
+ }
+
int parseFlags = PackageManager.REPLACE_EXISTING_PACKAGE;
// First delete the existing package while retaining the data directory
if (!deletePackageLI(pkgName, false, PackageManager.DONT_DELETE_DATA,
@@ -3412,6 +3427,7 @@
newPackage,
true,
forwardLocked,
+ installerPackageName,
res);
updatedSettings = true;
}
@@ -3456,7 +3472,7 @@
Uri.fromFile(new File(deletedPackage.mPath)),
isForwardLocked(deletedPackage)
? PackageManager.FORWARD_LOCK_PACKAGE
- : 0, false);
+ : 0, false, oldInstallerPackageName);
}
}
}
@@ -3465,7 +3481,7 @@
File tmpPackageFile,
String destFilePath, File destPackageFile, File destResourceFile,
PackageParser.Package pkg, boolean forwardLocked, boolean newInstall,
- PackageInstalledInfo res) {
+ String installerPackageName, PackageInstalledInfo res) {
PackageParser.Package newPackage = null;
boolean updatedSettings = false;
int parseFlags = PackageManager.REPLACE_EXISTING_PACKAGE |
@@ -3515,7 +3531,8 @@
destResourceFile, pkg,
newPackage,
true,
- forwardLocked,
+ forwardLocked,
+ installerPackageName,
res);
updatedSettings = true;
}
@@ -3542,6 +3559,8 @@
synchronized(mPackages) {
if(updatedSettings) {
mSettings.enableSystemPackageLP(packageName);
+ mSettings.setInstallerPackageName(packageName,
+ oldPkgSetting.installerPackageName);
}
mSettings.writeLP();
}
@@ -3555,7 +3574,7 @@
PackageParser.Package newPackage,
boolean replacingExistingPackage,
boolean forwardLocked,
- PackageInstalledInfo res) {
+ String installerPackageName, PackageInstalledInfo res) {
synchronized (mPackages) {
//write settings. the installStatus will be incomplete at this stage.
//note that the new package setting would have already been
@@ -3602,6 +3621,7 @@
res.uid = newPackage.applicationInfo.uid;
res.pkg = newPackage;
mSettings.setInstallStatus(pkgName, PKG_INSTALL_COMPLETE);
+ mSettings.setInstallerPackageName(pkgName, installerPackageName);
res.returnCode = PackageManager.INSTALL_SUCCEEDED;
//to update install status
mSettings.writeLP();
@@ -3609,7 +3629,7 @@
}
private PackageInstalledInfo installPackageLI(Uri pPackageURI,
- int pFlags, boolean newInstall) {
+ int pFlags, boolean newInstall, String installerPackageName) {
File tmpPackageFile = null;
String pkgName = null;
boolean forwardLocked = false;
@@ -3722,13 +3742,13 @@
replacePackageLI(pkgName,
tmpPackageFile,
destFilePath, destPackageFile, destResourceFile,
- pkg, forwardLocked, newInstall,
+ pkg, forwardLocked, newInstall, installerPackageName,
res);
} else {
installNewPackageLI(pkgName,
tmpPackageFile,
destFilePath, destPackageFile, destResourceFile,
- pkg, forwardLocked, newInstall,
+ pkg, forwardLocked, newInstall, installerPackageName,
res);
}
} finally {
@@ -4546,6 +4566,16 @@
}
}
+ public String getInstallerPackageName(String packageName) {
+ synchronized (mPackages) {
+ PackageSetting pkg = mSettings.mPackages.get(packageName);
+ if (pkg == null) {
+ throw new IllegalArgumentException("Unknown package: " + packageName);
+ }
+ return pkg.installerPackageName;
+ }
+ }
+
public int getApplicationEnabledSetting(String appPackageName) {
synchronized (mPackages) {
PackageSetting pkg = mSettings.mPackages.get(appPackageName);
@@ -5195,6 +5225,9 @@
HashSet<String> enabledComponents = new HashSet<String>(0);
int enabled = COMPONENT_ENABLED_STATE_DEFAULT;
int installStatus = PKG_INSTALL_COMPLETE;
+
+ /* package name of the app that installed this package */
+ String installerPackageName;
PackageSettingBase(String name, File codePath, File resourcePath,
int pVersionCode, int pkgFlags) {
@@ -5207,6 +5240,14 @@
this.versionCode = pVersionCode;
}
+ public void setInstallerPackageName(String packageName) {
+ installerPackageName = packageName;
+ }
+
+ String getInstallerPackageName() {
+ return installerPackageName;
+ }
+
public void setInstallStatus(int newStatus) {
installStatus = newStatus;
}
@@ -5437,6 +5478,19 @@
}
}
+ void setInstallerPackageName(String pkgName,
+ String installerPkgName) {
+ PackageSetting p = mPackages.get(pkgName);
+ if(p != null) {
+ p.setInstallerPackageName(installerPkgName);
+ }
+ }
+
+ String getInstallerPackageName(String pkgName) {
+ PackageSetting p = mPackages.get(pkgName);
+ return (p == null) ? null : p.getInstallerPackageName();
+ }
+
int getInstallStatus(String pkgName) {
PackageSetting p = mPackages.get(pkgName);
if(p != null) {
@@ -5912,6 +5966,9 @@
if(pkg.installStatus == PKG_INSTALL_INCOMPLETE) {
serializer.attribute(null, "installStatus", "false");
}
+ if (pkg.installerPackageName != null) {
+ serializer.attribute(null, "installer", pkg.installerPackageName);
+ }
pkg.signatures.writeXml(serializer, "sigs", mPastSignatures);
if ((pkg.pkgFlags&ApplicationInfo.FLAG_SYSTEM) == 0) {
serializer.startTag(null, "perms");
@@ -5946,6 +6003,7 @@
}
serializer.endTag(null, "enabled-components");
}
+
serializer.endTag(null, "package");
}
@@ -6267,6 +6325,7 @@
String codePathStr = null;
String resourcePathStr = null;
String systemStr = null;
+ String installerPackageName = null;
int pkgFlags = 0;
String timeStampStr;
long timeStamp = 0;
@@ -6287,6 +6346,7 @@
}
}
systemStr = parser.getAttributeValue(null, "system");
+ installerPackageName = parser.getAttributeValue(null, "installer");
if (systemStr != null) {
if ("true".equals(systemStr)) {
pkgFlags |= ApplicationInfo.FLAG_SYSTEM;
@@ -6360,6 +6420,7 @@
+ parser.getPositionDescription());
}
if (packageSetting != null) {
+ packageSetting.installerPackageName = installerPackageName;
final String enabledStr = parser.getAttributeValue(null, "enabled");
if (enabledStr != null) {
if (enabledStr.equalsIgnoreCase("true")) {