From a325a5702b93efc68b34934498abb787d758f848 Mon Sep 17 00:00:00 2001
From: Nikita Ioffe <ioffe@google.com>
Date: Thu, 16 May 2019 19:49:47 +0100
Subject: Add information about Module Metadata Version into bugreport header

* In case device supports mainline, the following line will be added
  to the header of a bugreport:
  Module Metadata version: <version-of-module-metadata-package>
* Otherwise this line will be omitted.

Test: adb bugreport /tmp/bugreports
Bug: 131774400
Change-Id: I03f8c10039381cf788ff353893c82a9beaaaaca8
---
 cmds/dumpstate/dumpstate.cpp | 31 +++++++++++++++++++++++++++++++
 1 file changed, 31 insertions(+)

(limited to 'cmds/dumpstate/dumpstate.cpp')

diff --git a/cmds/dumpstate/dumpstate.cpp b/cmds/dumpstate/dumpstate.cpp
index 671c788b1f..31a1de03d9 100644
--- a/cmds/dumpstate/dumpstate.cpp
+++ b/cmds/dumpstate/dumpstate.cpp
@@ -19,6 +19,7 @@
 #include <dirent.h>
 #include <errno.h>
 #include <fcntl.h>
+#include <inttypes.h>
 #include <libgen.h>
 #include <limits.h>
 #include <stdbool.h>
@@ -50,9 +51,11 @@
 #include <android-base/stringprintf.h>
 #include <android-base/strings.h>
 #include <android-base/unique_fd.h>
+#include <android/content/pm/IPackageManagerNative.h>
 #include <android/hardware/dumpstate/1.0/IDumpstateDevice.h>
 #include <android/hidl/manager/1.0/IServiceManager.h>
 #include <android/os/IIncidentCompanion.h>
+#include <binder/IServiceManager.h>
 #include <cutils/native_handle.h>
 #include <cutils/properties.h>
 #include <debuggerd/client.h>
@@ -204,6 +207,30 @@ static bool IsFileEmpty(const std::string& file_path) {
     return file.tellg() <= 0;
 }
 
+int64_t GetModuleMetadataVersion() {
+    auto binder = defaultServiceManager()->getService(android::String16("package_native"));
+    if (binder == nullptr) {
+        MYLOGE("Failed to retrieve package_native service");
+        return 0L;
+    }
+    auto package_service = android::interface_cast<content::pm::IPackageManagerNative>(binder);
+    std::string package_name;
+    auto status = package_service->getModuleMetadataPackageName(&package_name);
+    if (!status.isOk()) {
+        MYLOGE("Failed to retrieve module metadata package name: %s", status.toString8().c_str());
+        return 0L;
+    }
+    MYLOGD("Module metadata package name: %s", package_name.c_str());
+    int64_t version_code;
+    status = package_service->getVersionCodeForPackage(android::String16(package_name.c_str()),
+                                                       &version_code);
+    if (!status.isOk()) {
+        MYLOGE("Failed to retrieve module metadata version: %s", status.toString8().c_str());
+        return 0L;
+    }
+    return version_code;
+}
+
 }  // namespace
 }  // namespace os
 }  // namespace android
@@ -741,6 +768,10 @@ void Dumpstate::PrintHeader() const {
     printf("Bootloader: %s\n", bootloader.c_str());
     printf("Radio: %s\n", radio.c_str());
     printf("Network: %s\n", network.c_str());
+    int64_t module_metadata_version = android::os::GetModuleMetadataVersion();
+    if (module_metadata_version != 0) {
+        printf("Module Metadata version: %" PRId64 "\n", module_metadata_version);
+    }
 
     printf("Kernel: ");
     DumpFileToFd(STDOUT_FILENO, "", "/proc/version");
-- 
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