Merge "Delete external app dir on app uninstall with FUSE" am: c3323c7d1b am: f32fa062ee

Change-Id: I40ccd8d29e79f7490cf0798d26c780508e44f0a0
diff --git a/cmds/installd/InstalldNativeService.cpp b/cmds/installd/InstalldNativeService.cpp
index e6e232c..95957a0 100644
--- a/cmds/installd/InstalldNativeService.cpp
+++ b/cmds/installd/InstalldNativeService.cpp
@@ -97,6 +97,7 @@
 static constexpr int kVerityPageSize = 4096;
 static constexpr size_t kSha256Size = 32;
 static constexpr const char* kPropApkVerityMode = "ro.apk_verity.mode";
+static constexpr const char* kFuseProp = "persist.sys.fuse";
 
 namespace {
 
@@ -588,12 +589,21 @@
         std::lock_guard<std::recursive_mutex> lock(mMountsLock);
         for (const auto& n : mStorageMounts) {
             auto extPath = n.second;
-            if (n.first.compare(0, 14, "/mnt/media_rw/") != 0) {
-                extPath += StringPrintf("/%d", userId);
-            } else if (userId != 0) {
-                // TODO: support devices mounted under secondary users
-                continue;
+
+            if (android::base::GetBoolProperty(kFuseProp, false)) {
+                std::regex re("^\\/mnt\\/pass_through\\/[0-9]+\\/emulated");
+                if (std::regex_match(extPath, re)) {
+                    extPath += "/" + std::to_string(userId);
+                }
+            } else {
+                if (n.first.compare(0, 14, "/mnt/media_rw/") != 0) {
+                    extPath += StringPrintf("/%d", userId);
+                } else if (userId != 0) {
+                    // TODO: support devices mounted under secondary users
+                    continue;
+                }
             }
+
             if (flags & FLAG_CLEAR_CACHE_ONLY) {
                 // Clear only cached data from shared storage
                 auto path = StringPrintf("%s/Android/data/%s/cache", extPath.c_str(), pkgname);
@@ -684,16 +694,26 @@
         std::lock_guard<std::recursive_mutex> lock(mMountsLock);
         for (const auto& n : mStorageMounts) {
             auto extPath = n.second;
-            if (n.first.compare(0, 14, "/mnt/media_rw/") != 0) {
-                extPath += StringPrintf("/%d", userId);
-            } else if (userId != 0) {
-                // TODO: support devices mounted under secondary users
-                continue;
+
+            if (android::base::GetBoolProperty(kFuseProp, false)) {
+                std::regex re("^\\/mnt\\/pass_through\\/[0-9]+\\/emulated");
+                if (std::regex_match(extPath, re)) {
+                    extPath += "/" + std::to_string(userId);
+                }
+            } else {
+                if (n.first.compare(0, 14, "/mnt/media_rw/") != 0) {
+                    extPath += StringPrintf("/%d", userId);
+                } else if (userId != 0) {
+                    // TODO: support devices mounted under secondary users
+                    continue;
+                }
             }
+
             auto path = StringPrintf("%s/Android/data/%s", extPath.c_str(), pkgname);
             if (delete_dir_contents_and_dir(path, true) != 0) {
                 res = error("Failed to delete contents of " + path);
             }
+
             path = StringPrintf("%s/Android/media/%s", extPath.c_str(), pkgname);
             if (delete_dir_contents_and_dir(path, true) != 0) {
                 res = error("Failed to delete contents of " + path);
@@ -2574,12 +2594,19 @@
         std::getline(in, target, ' ');
         std::getline(in, ignored);
 
+        if (android::base::GetBoolProperty(kFuseProp, false)) {
+            if (target.compare(0, 17, "/mnt/pass_through") == 0) {
+                LOG(DEBUG) << "Found storage mount " << source << " at " << target;
+                mStorageMounts[source] = target;
+            }
+        } else {
 #if !BYPASS_SDCARDFS
-        if (target.compare(0, 21, "/mnt/runtime/default/") == 0) {
-            LOG(DEBUG) << "Found storage mount " << source << " at " << target;
-            mStorageMounts[source] = target;
-        }
+            if (target.compare(0, 21, "/mnt/runtime/default/") == 0) {
+                LOG(DEBUG) << "Found storage mount " << source << " at " << target;
+                mStorageMounts[source] = target;
+            }
 #endif
+        }
     }
     return ok();
 }