Network traffic annotation added to update_client.

components/update_client/utils.cc

 // Copyright 2014 The Chromium 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 "components/update_client/utils.h"
 
 #include <stddef.h>
 #include <stdint.h>
 
 #include <algorithm>
@@ skipping 17 matching lines @@
 #include "components/data_use_measurement/core/data_use_user_data.h"
 #include "components/update_client/configurator.h"
 #include "components/update_client/crx_update_item.h"
 #include "components/update_client/update_client.h"
 #include "components/update_client/update_client_errors.h"
 #include "components/update_client/update_query_params.h"
 #include "components/update_client/updater_state.h"
 #include "crypto/secure_hash.h"
 #include "crypto/sha2.h"
 #include "net/base/load_flags.h"
+#include "net/traffic_annotation/network_traffic_annotation.h"
 #include "net/url_request/url_fetcher.h"
 #include "net/url_request/url_request_context_getter.h"
 #include "net/url_request/url_request_status.h"
 #include "url/gurl.h"
 
 #if defined(OS_WIN)
 #include "base/win/windows_version.h"
 #endif
 
 namespace update_client {
@@ skipping 133 matching lines @@
   base::StringAppendF(&request, "%s</request>", request_body.c_str());
 
   return request;
 }
 
 std::unique_ptr<net::URLFetcher> SendProtocolRequest(
     const GURL& url,
     const std::string& protocol_request,
     net::URLFetcherDelegate* url_fetcher_delegate,
     net::URLRequestContextGetter* url_request_context_getter) {
+  net::NetworkTrafficAnnotationTag traffic_annotation =
+      net::DefineNetworkTrafficAnnotation("component_updater_utils", R"(
+        semantics {
+          sender: "Component Updater"
+          description:
+            "The component updater in Chrome is responsible for updating code "
+            "and data modules such as Flash, CrlSet, Origin Trials, etc. These "
+            "modules are updated on cycles independent of the Chrome release "
+            "tracks. It runs in the browser process and communicates with a "
+            "set of servers using the Omaha protocol to find the latest "
+            "versions of components, download them, and register them with the "
+            "rest of Chrome."
+          trigger: "Manual or automatic software updates."
+          data:
+            "Various OS and Chrome parameters such as version, bitness, "
+            "release tracks, etc."
+          destination: GOOGLE_OWNED_SERVICE
+        }
+        policy {
+          cookies_allowed: false
+          setting: "This feature cannot be disabled."
+          policy_exception_justification: "Not implemented."
+        })");
   std::unique_ptr<net::URLFetcher> url_fetcher = net::URLFetcher::Create(
-      0, url, net::URLFetcher::POST, url_fetcher_delegate);
+      0, url, net::URLFetcher::POST, url_fetcher_delegate, traffic_annotation);
   if (!url_fetcher.get())
     return url_fetcher;
 
   data_use_measurement::DataUseUserData::AttachToFetcher(
       url_fetcher.get(), data_use_measurement::DataUseUserData::UPDATE_CLIENT);
   url_fetcher->SetUploadData("application/xml", protocol_request);
   url_fetcher->SetRequestContext(url_request_context_getter);
   url_fetcher->SetLoadFlags(net::LOAD_DO_NOT_SEND_COOKIES |
                             net::LOAD_DO_NOT_SAVE_COOKIES |
                             net::LOAD_DISABLE_CACHE);
@@ skipping 137 matching lines @@
                   [](const GURL& url) { return !url.SchemeIsCryptographic(); }),
               urls->end());
 }
 
 CrxInstaller::Result InstallFunctionWrapper(base::Callback<bool()> callback) {
   return CrxInstaller::Result(callback.Run() ? InstallError::NONE
                                              : InstallError::GENERIC_ERROR);
 }
 
 }  // namespace update_client