Added SERVER_UNAUTHORIZED download interrupt reason.

content/browser/download/download_resource_handler.cc

 // Copyright (c) 2012 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 "content/browser/download/download_resource_handler.h"
 
 #include <string>
 
 #include "base/bind.h"
 #include "base/logging.h"
 #include "base/message_loop/message_loop_proxy.h"
 #include "base/metrics/histogram.h"
 #include "base/metrics/stats_counters.h"
 #include "base/strings/stringprintf.h"
 #include "content/browser/byte_stream.h"
 #include "content/browser/download/download_create_info.h"
 #include "content/browser/download/download_interrupt_reasons_impl.h"
 #include "content/browser/download/download_manager_impl.h"
 #include "content/browser/download/download_request_handle.h"
 #include "content/browser/download/download_stats.h"
 #include "content/browser/loader/resource_dispatcher_host_impl.h"
 #include "content/browser/loader/resource_request_info_impl.h"
+#include "content/common/ssl_status_serialization.h"
 #include "content/public/browser/browser_thread.h"
 #include "content/public/browser/download_interrupt_reasons.h"
 #include "content/public/browser/download_item.h"
 #include "content/public/browser/download_manager_delegate.h"
 #include "content/public/browser/navigation_entry.h"
 #include "content/public/browser/power_save_blocker.h"
 #include "content/public/browser/web_contents.h"
 #include "content/public/common/resource_response.h"
 #include "net/base/io_buffer.h"
 #include "net/base/net_errors.h"
@@ skipping 57 matching lines @@
   WebContents* web_contents = request_handle.GetWebContents();
   if (web_contents) {
     NavigationEntry* entry = web_contents->GetController().GetVisibleEntry();
     if (entry) {
       tab_info->tab_url = entry->GetURL();
       tab_info->tab_referrer_url = entry->GetReferrer().url;
     }
   }
 }
 
+bool IsSSLCertificateError(const std::string& security_info) {
+  int ssl_cert_id;
+  net::CertStatus ssl_cert_status;
+  int ssl_security_bits;
+  int ssl_connection_status;
+  SignedCertificateTimestampIDStatusList ssl_signed_certificate_timestamp_ids;
+  if (!DeserializeSecurityInfo(security_info,
+                          &ssl_cert_id,
+                          &ssl_cert_status,
+                          &ssl_security_bits,
+                          &ssl_connection_status,
+                          &ssl_signed_certificate_timestamp_ids))

[asanka, 2014/07/11 18:13:53]

Nit: Formatting seems off. "git cl format" ?

Note that 'git cl format' might try to reformat tests etc. in not very desirable
ways. Just pick the parts that look sensible until these problems are resolved.

+    return false;
+  return net::IsCertStatusError(ssl_cert_status);
+}
+
 }  // namespace
 
 const int DownloadResourceHandler::kDownloadByteStreamSize = 100 * 1024;
 
 DownloadResourceHandler::DownloadResourceHandler(
     uint32 id,
     net::URLRequest* request,
     const DownloadUrlParameters::OnStartedCallback& started_cb,
     scoped_ptr<DownloadSaveInfo> save_info)
     : ResourceHandler(request),
@@ skipping 266 matching lines @@
   if (status.status() == net::URLRequestStatus::CANCELED &&
       status.error() == net::ERR_ABORTED) {
     // CANCELED + ERR_ABORTED == something outside of the network
     // stack cancelled the request.  There aren't that many things that
     // could do this to a download request (whose lifetime is separated from
     // the tab from which it came).  We map this to USER_CANCELLED as the
     // case we know about (system suspend because of laptop close) corresponds
     // to a user action.
     // TODO(ahendrickson) -- Find a better set of codes to use here, as
     // CANCELED/ERR_ABORTED can occur for reasons other than user cancel.
-    reason = DOWNLOAD_INTERRUPT_REASON_USER_CANCELED;
+    if (IsSSLCertificateError(security_info))

[asanka, 2014/07/11 18:13:53]

if (net::IsCertStatusError(request()->ssl_info().cert_status))

+      reason = DOWNLOAD_INTERRUPT_REASON_SERVER_CERT_PROBLEM;
+    else
+      reason = DOWNLOAD_INTERRUPT_REASON_USER_CANCELED;
   }
 
   if (status.is_success() &&
       reason == DOWNLOAD_INTERRUPT_REASON_NONE &&
       request()->response_headers()) {
     // Handle server's response codes.
     switch(response_code) {
       case -1:                          // Non-HTTP request.
       case net::HTTP_OK:
       case net::HTTP_CREATED:
@@ skipping 10 matching lines @@
       case net::HTTP_PRECONDITION_FAILED:
         // Failed our 'If-Unmodified-Since' or 'If-Match'; see
         // download_manager_impl.cc BeginDownload()
         reason = DOWNLOAD_INTERRUPT_REASON_SERVER_PRECONDITION;
         break;
       case net::HTTP_REQUESTED_RANGE_NOT_SATISFIABLE:
         // Retry by downloading from the start automatically:
         // If we haven't received data when we get this error, we won't.
         reason = DOWNLOAD_INTERRUPT_REASON_SERVER_NO_RANGE;
         break;
+      case net::HTTP_UNAUTHORIZED:
+        // Server didn't authorize this request.
+        reason = DOWNLOAD_INTERRUPT_REASON_SERVER_UNAUTHORIZED;
+        break;
       default:    // All other errors.
         // Redirection and informational codes should have been handled earlier
         // in the stack.
         DCHECK_NE(3, response_code / 100);
         DCHECK_NE(1, response_code / 100);
         reason = DOWNLOAD_INTERRUPT_REASON_SERVER_FAILED;
         break;
     }
   }
 
@@ skipping 101 matching lines @@
   // tab_info_ must be destroyed on UI thread, since
   // InitializeDownloadTabInfoOnUIThread might still be using it.
   if (tab_info_)
     BrowserThread::DeleteSoon(BrowserThread::UI, FROM_HERE, tab_info_);
 
   UMA_HISTOGRAM_TIMES("SB2.DownloadDuration",
                       base::TimeTicks::Now() - download_start_time_);
 }
 
 }  // namespace content