Host offline status reporting.

This is change #1 of the Host offline status reporting work: 
1. Define the structure of the offline status message.
2. The host sends the offline status message if the underlying XMPP connection is live.


BUG=247245

Review URL: https://chromiumcodereview.appspot.com/18075003

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@210731 0039d316-1c4b-4281-b951-d872f2087c98

1 files changed, 16 insertions, 0 deletions

diff --git a/remoting/host/server_log_entry.cc b/remoting/host/server_log_entry.cc
index f18b2378..b13f6c6 100644
--- a/remoting/host/server_log_entry.cc
+++ b/remoting/host/server_log_entry.cc
@@ -26,6 +26,7 @@ const char kLogEntry[] = "entry";
 const char kKeyEventName[] = "event-name";
 const char kValueEventNameSessionState[] = "session-state";
 const char kValueEventNameHeartbeat[] = "heartbeat";
+const char kValueEventNameHostStatus[] = "host-status";
 
 const char kKeyRole[] = "role";
 const char kValueRoleHost[] = "host";
@@ -38,6 +39,9 @@ const char kKeySessionState[] = "session-state";
 const char kValueSessionStateConnected[] = "connected";
 const char kValueSessionStateClosed[] = "closed";
 
+const char kStatusName[] = "status";
+const char kExitCodeName[] = "exit-code";
+
 const char kKeyOsName[] = "os-name";
 const char kValueOsNameWindows[] = "Windows";
 const char kValueOsNameLinux[] = "Linux";
@@ -84,6 +88,18 @@ scoped_ptr<ServerLogEntry> ServerLogEntry::MakeForHeartbeat() {
   return entry.Pass();
 }
 
+// static
+scoped_ptr<ServerLogEntry> ServerLogEntry::MakeForHostStatus(
+    HostStatusSender::HostStatus host_status, HostExitCodes exit_code) {
+  scoped_ptr<ServerLogEntry> entry(new ServerLogEntry());
+  entry->Set(kKeyRole, kValueRoleHost);
+  entry->Set(kKeyEventName, kValueEventNameHostStatus);
+  entry->Set(kStatusName, HostStatusSender::HostStatusToString(host_status));
+  if (host_status == HostStatusSender::OFFLINE)
+    entry->Set(kExitCodeName, ExitCodeToString(exit_code));
+  return entry.Pass();
+}
+
 void ServerLogEntry::AddHostFields() {
 #if defined(OS_WIN)
   Set(kKeyOsName, kValueOsNameWindows);