chromeos_firewalld_proxy.cc revision a9a0e8356b33ccac1f06ffb1cb8a601dca4d62f2 
1//
2// Copyright (C) 2015 The Android Open Source Project
3//
4// Licensed under the Apache License, Version 2.0 (the "License");
5// you may not use this file except in compliance with the License.
6// You may obtain a copy of the License at
7//
8//      http://www.apache.org/licenses/LICENSE-2.0
9//
10// Unless required by applicable law or agreed to in writing, software
11// distributed under the License is distributed on an "AS IS" BASIS,
12// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13// See the License for the specific language governing permissions and
14// limitations under the License.
15//
16
17#include "shill/dbus/chromeos_firewalld_proxy.h"
18
19#include <string>
20#include <vector>
21
22#include "shill/logging.h"
23
24namespace shill {
25
26ChromeosFirewalldProxy::ChromeosFirewalldProxy(
27    const scoped_refptr<dbus::Bus>& bus)
28    : proxy_(new org::chromium::FirewalldProxy(bus)) {
29  // TODO(zqiu): register handler for service name owner changes, to
30  // automatically re-request VPN setup when firewalld is restarted.
31}
32
33ChromeosFirewalldProxy::~ChromeosFirewalldProxy() {
34  proxy_->ReleaseObjectProxy(base::Bind(&base::DoNothing));
35}
36
37bool ChromeosFirewalldProxy::RequestVpnSetup(
38    const std::vector<std::string>& user_names,
39    const std::string& interface) {
40  // VPN already setup.
41  if (!user_names_.empty() || !interface_name_.empty()) {
42    LOG(ERROR) << "Already setup?";
43    return false;
44  }
45
46  bool success = false;
47  chromeos::ErrorPtr error;
48  if (!proxy_->RequestVpnSetup(user_names, interface, &success, &error)) {
49    LOG(ERROR) << "Failed to request VPN setup: " << error->GetCode()
50               << " " << error->GetMessage();
51  }
52  return success;
53}
54
55bool ChromeosFirewalldProxy::RemoveVpnSetup() {
56  // No VPN setup.
57  if (user_names_.empty() && interface_name_.empty()) {
58    return true;
59  }
60
61  chromeos::ErrorPtr error;
62  bool success = false;
63  if (!proxy_->RemoveVpnSetup(user_names_, interface_name_, &success, &error)) {
64    LOG(ERROR) << "Failed to remove VPN setup: " << error->GetCode()
65               << " " << error->GetMessage();
66  }
67  user_names_.clear();
68  interface_name_ = "";
69  return success;
70}
71
72}  // namespace shill
73