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50 lines
1.2 KiB
50 lines
1.2 KiB
4 months ago
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// Copyright 2016 The Chromium OS Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style license that can be
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// found in the LICENSE file.
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#include <brillo/dbus/dbus_connection.h>
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namespace brillo {
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DBusConnection::DBusConnection() {
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}
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DBusConnection::~DBusConnection() {
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if (bus_)
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bus_->ShutdownAndBlock();
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}
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scoped_refptr<dbus::Bus> DBusConnection::Connect() {
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return ConnectWithTimeout(base::TimeDelta());
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}
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scoped_refptr<dbus::Bus> DBusConnection::ConnectWithTimeout(
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base::TimeDelta timeout) {
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if (bus_)
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return bus_;
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base::TimeTicks deadline = base::TimeTicks::Now() + timeout;
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dbus::Bus::Options options;
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options.bus_type = dbus::Bus::SYSTEM;
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scoped_refptr<dbus::Bus> bus = new dbus::Bus(options);
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do {
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if (bus->Connect()) {
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bus_ = bus;
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return bus_;
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}
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LOG(WARNING) << "Failed to get system bus.";
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// Wait 1 second to prevent trashing the device while waiting for the
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// dbus-daemon to start.
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sleep(1);
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} while (base::TimeTicks::Now() < deadline);
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LOG(ERROR) << "Failed to get system bus after " << timeout.InSeconds()
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<< " seconds.";
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return nullptr;
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}
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} // namespace brillo
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