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// 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 "chrome/browser/chromeos/system_logs/debug_daemon_log_source.h"
#include "base/bind.h"
#include "base/bind_helpers.h"
#include "base/file_util.h"
#include "base/logging.h"
#include "base/memory/scoped_ptr.h"
#include "base/memory/weak_ptr.h"
#include "base/string_util.h"
#include "chrome/browser/chromeos/system_logs/system_logs_fetcher.h"
#include "chrome/common/chrome_switches.h"
#include "chromeos/dbus/dbus_thread_manager.h"
#include "chromeos/dbus/debug_daemon_client.h"
#include "content/public/browser/browser_thread.h"
const char kNotAvailable[] = "<not available>";
const char kRoutesKeyName[] = "routes";
const char kNetworkStatusKeyName[] = "network-status";
const char kModemStatusKeyName[] = "modem-status";
const char kUserLogFileKeyName[] = "user_log_files";
namespace chromeos {
DebugDaemonLogSource::DebugDaemonLogSource()
: response_(new SystemLogsResponse()),
num_pending_requests_(0),
ALLOW_THIS_IN_INITIALIZER_LIST(weak_ptr_factory_(this)) {}
DebugDaemonLogSource::~DebugDaemonLogSource() {}
void DebugDaemonLogSource::Fetch(const SysLogsSourceCallback& callback) {
DCHECK(content::BrowserThread::CurrentlyOn(content::BrowserThread::UI));
DCHECK(!callback.is_null());
DCHECK(callback_.is_null());
callback_ = callback;
DebugDaemonClient* client = DBusThreadManager::Get()->GetDebugDaemonClient();
client->GetRoutes(true, // Numeric
false, // No IPv6
base::Bind(&DebugDaemonLogSource::OnGetRoutes,
weak_ptr_factory_.GetWeakPtr()));
++num_pending_requests_;
client->GetNetworkStatus(base::Bind(&DebugDaemonLogSource::OnGetNetworkStatus,
weak_ptr_factory_.GetWeakPtr()));
++num_pending_requests_;
client->GetModemStatus(base::Bind(&DebugDaemonLogSource::OnGetModemStatus,
weak_ptr_factory_.GetWeakPtr()));
++num_pending_requests_;
client->GetAllLogs(base::Bind(&DebugDaemonLogSource::OnGetLogs,
weak_ptr_factory_.GetWeakPtr()));
++num_pending_requests_;
client->GetUserLogFiles(base::Bind(&DebugDaemonLogSource::OnGetUserLogFiles,
weak_ptr_factory_.GetWeakPtr()));
++num_pending_requests_;
}
void DebugDaemonLogSource::OnGetRoutes(bool succeeded,
const std::vector<std::string>& routes) {
DCHECK(content::BrowserThread::CurrentlyOn(content::BrowserThread::UI));
if (succeeded)
(*response_)[kRoutesKeyName] = JoinString(routes, '\n');
else
(*response_)[kRoutesKeyName] = kNotAvailable;
RequestCompleted();
}
void DebugDaemonLogSource::OnGetNetworkStatus(bool succeeded,
const std::string& status) {
DCHECK(content::BrowserThread::CurrentlyOn(content::BrowserThread::UI));
if (succeeded)
(*response_)[kNetworkStatusKeyName] = status;
else
(*response_)[kNetworkStatusKeyName] = kNotAvailable;
RequestCompleted();
}
void DebugDaemonLogSource::OnGetModemStatus(bool succeeded,
const std::string& status) {
DCHECK(content::BrowserThread::CurrentlyOn(content::BrowserThread::UI));
if (succeeded)
(*response_)[kModemStatusKeyName] = status;
else
(*response_)[kModemStatusKeyName] = kNotAvailable;
RequestCompleted();
}
void DebugDaemonLogSource::OnGetLogs(bool /* succeeded */,
const KeyValueMap& logs) {
DCHECK(content::BrowserThread::CurrentlyOn(content::BrowserThread::UI));
// We ignore 'succeeded' for this callback - we want to display as much of the
// debug info as we can even if we failed partway through parsing, and if we
// couldn't fetch any of it, none of the fields will even appear.
response_->insert(logs.begin(), logs.end());
RequestCompleted();
}
void DebugDaemonLogSource::OnGetUserLogFiles(
bool succeeded,
const KeyValueMap& user_log_files) {
DCHECK(content::BrowserThread::CurrentlyOn(content::BrowserThread::UI));
if (succeeded) {
content::BrowserThread::PostBlockingPoolTaskAndReply(
FROM_HERE,
base::Bind(
&DebugDaemonLogSource::ReadUserLogFiles,
weak_ptr_factory_.GetWeakPtr(),
user_log_files),
base::Bind(&DebugDaemonLogSource::RequestCompleted,
weak_ptr_factory_.GetWeakPtr()));
} else {
(*response_)[kUserLogFileKeyName] = kNotAvailable;
RequestCompleted();
}
}
void DebugDaemonLogSource::ReadUserLogFiles(const KeyValueMap& user_log_files) {
for (KeyValueMap::const_iterator it = user_log_files.begin();
it != user_log_files.end();
++it) {
std::string value;
bool read_success = file_util::ReadFileToString(
base::FilePath(it->second), &value);
if (read_success && !value.empty())
(*response_)[it->first] = value;
else
(*response_)[it->second] = kNotAvailable;
}
}
void DebugDaemonLogSource::RequestCompleted() {
DCHECK(content::BrowserThread::CurrentlyOn(content::BrowserThread::UI));
DCHECK(!callback_.is_null());
--num_pending_requests_;
if (num_pending_requests_ > 0)
return;
callback_.Run(response_.get());
}
} // namespace chromeos
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