The host sends simple log entries to the server.

remoting/host/log_to_server.cc

+// Copyright (c) 2011 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 "remoting/host/log_to_server.h"
+
+#include "base/bind.h"
+#include "base/message_loop_proxy.h"
+#include "remoting/base/constants.h"
+#include "remoting/host/server_log_entry.h"
+#include "remoting/jingle_glue/iq_sender.h"
+#include "remoting/jingle_glue/jingle_thread.h"
+#include "remoting/jingle_glue/signal_strategy.h"
+#include "third_party/libjingle/source/talk/xmllite/xmlelement.h"
+#include "third_party/libjingle/source/talk/xmpp/constants.h"
+
+using buzz::QName;
+using buzz::XmlElement;
+
+namespace remoting {
+
+namespace {
+const char kLogCommand[] = "log";
+}  // namespace
+
+LogToServer::LogToServer(base::MessageLoopProxy* message_loop)
+    : message_loop_(message_loop) {
+}
+
+LogToServer::~LogToServer() {
+}
+
+void LogToServer::LogSessionStateChange(bool connected) {
+  scoped_ptr<ServerLogEntry> entry(ServerLogEntry::MakeSessionStateChange(
+      connected));
+  entry->AddHostFields();
+  Log(*entry.get());
+}
+
+void LogToServer::OnSignallingConnected(SignalStrategy* signal_strategy,
+                                        const std::string& full_jid) {
+  DCHECK(message_loop_->BelongsToCurrentThread());
+  iq_sender_.reset(new IqSender(signal_strategy));
+  SendPendingEntries();
+}
+
+void LogToServer::OnSignallingDisconnected() {
+  DCHECK(message_loop_->BelongsToCurrentThread());
+  iq_sender_.reset();
+}
+
+void LogToServer::OnAccessDenied() {
+}
+
+void LogToServer::OnClientAuthenticated(const std::string& jid) {
+  LogSessionStateChange(true);
+}
+
+void LogToServer::OnClientDisconnected(const std::string& jid) {
+  LogSessionStateChange(false);
+}
+
+void LogToServer::OnShutdown() {
+}
+
+void LogToServer::Log(const ServerLogEntry& entry) {
+  DCHECK(message_loop_->BelongsToCurrentThread());
+  pending_entries_.push_back(entry);
+  SendPendingEntries();
+}
+
+void LogToServer::SendPendingEntries() {
+  DCHECK(message_loop_->BelongsToCurrentThread());
+
+  if (iq_sender_ == NULL) {
+    return;
+  }
+  if (pending_entries_.empty()) {
+    return;
+  }
+  // Make one stanza containing all the pending entries.
+  scoped_ptr<XmlElement> stanza(new XmlElement(QName(
+      kChromotingXmlNamespace, kLogCommand)));
+  while (!pending_entries_.empty()) {
+    ServerLogEntry& entry = pending_entries_.front();
+    stanza->AddElement(entry.ToStanza());
+    pending_entries_.pop_front();
+  }
+  // Send the stanza to the server.
+  scoped_ptr<IqRequest> req(iq_sender_->SendIq(
+      buzz::STR_SET, kChromotingBotJid, stanza.release(),
+      IqSender::ReplyCallback()));
+  // We ignore any response, so let the IqRequest be destroyed.
+  return;
+}
+
+}  // namespace remoting