AU: Restrict URL/version change over D-Bus to non-official builds only.

utils.cc

 // Copyright (c) 2009 The Chromium OS Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "update_engine/utils.h"
 
 #include <sys/mount.h>
 #include <sys/resource.h>
 #include <sys/stat.h>
 #include <sys/types.h>
@@ skipping 21 matching lines @@
 
 using std::min;
 using std::string;
 using std::vector;
 
 namespace chromeos_update_engine {
 
 namespace utils {
 
 static const char kOOBECompletedMarker[] = "/home/chronos/.oobe_completed";
+static const char kDevImageMarker[] = "/root/.dev_mode";
 
 bool IsOfficialBuild() {
-  OmahaRequestDeviceParams params;
-  if (!params.Init("", "")) {
-    return true;
-  }
-  return params.app_track != "buildbot-build" &&
-      params.app_track != "developer-build";
+  return !file_util::PathExists(FilePath(kDevImageMarker));
 }
 
 bool IsOOBEComplete() {
   return file_util::PathExists(FilePath(kOOBECompletedMarker));
 }
 
 bool WriteFile(const char* path, const char* data, int data_len) {
   DirectFileWriter writer;
   TEST_AND_RETURN_FALSE_ERRNO(0 == writer.Open(path,
                                                O_WRONLY | O_CREAT | O_TRUNC,
@@ skipping 456 matching lines @@
   int min = value - range / 2;
   int max = value + range - range / 2;
   return base::RandInt(min, max);
 }
 
 const char* const kStatefulPartition = "/mnt/stateful_partition";
 
 }  // namespace utils
 
 }  // namespace chromeos_update_engine