1 // Copyright 2014 The Chromium Authors. All rights reserved.
2 // Use of this source code is governed by a BSD-style license that can be
3 // found in the LICENSE file.
4
5 #include "chrome/installer/util/firewall_manager_win.h"
6
7 #include "base/files/file_path.h"
8 #include "base/strings/string16.h"
9 #include "chrome/installer/util/advanced_firewall_manager_win.h"
10 #include "chrome/installer/util/browser_distribution.h"
11 #include "chrome/installer/util/install_util.h"
12 #include "chrome/installer/util/l10n_string_util.h"
13 #include "chrome/installer/util/legacy_firewall_manager_win.h"
14
15 #include "installer_util_strings.h" // NOLINT
16
17 namespace installer {
18
19 namespace {
20
21 const uint16 kDefaultMdnsPort = 5353;
22
23 class FirewallManagerAdvancedImpl : public FirewallManager {
24 public:
FirewallManagerAdvancedImpl()25 FirewallManagerAdvancedImpl() {}
~FirewallManagerAdvancedImpl()26 virtual ~FirewallManagerAdvancedImpl() {}
27
Init(const base::string16 & app_name,const base::FilePath & app_path)28 bool Init(const base::string16& app_name, const base::FilePath& app_path) {
29 return manager_.Init(app_name, app_path);
30 }
31
32 // FirewallManager methods.
CanUseLocalPorts()33 virtual bool CanUseLocalPorts() OVERRIDE {
34 return !manager_.IsFirewallEnabled() || manager_.HasAnyRule();
35 };
36
AddFirewallRules()37 virtual bool AddFirewallRules() OVERRIDE {
38 return manager_.AddUDPRule(GetMdnsRuleName(), GetMdnsRuleDescription(),
39 kDefaultMdnsPort);
40 }
41
RemoveFirewallRules()42 virtual void RemoveFirewallRules() OVERRIDE {
43 manager_.DeleteAllRules();
44 }
45
46 private:
GetMdnsRuleName()47 static base::string16 GetMdnsRuleName() {
48 #if defined(GOOGLE_CHROME_BUILD)
49 if (InstallUtil::IsChromeSxSProcess())
50 return GetLocalizedString(IDS_INBOUND_MDNS_RULE_NAME_CANARY_BASE);
51 #endif
52 return GetLocalizedString(IDS_INBOUND_MDNS_RULE_NAME_BASE);
53 }
54
GetMdnsRuleDescription()55 static base::string16 GetMdnsRuleDescription() {
56 #if defined(GOOGLE_CHROME_BUILD)
57 if (InstallUtil::IsChromeSxSProcess())
58 return GetLocalizedString(IDS_INBOUND_MDNS_RULE_DESCRIPTION_CANARY_BASE);
59 #endif
60 return GetLocalizedString(IDS_INBOUND_MDNS_RULE_DESCRIPTION_BASE);
61 }
62
63 AdvancedFirewallManager manager_;
64 DISALLOW_COPY_AND_ASSIGN(FirewallManagerAdvancedImpl);
65 };
66
67 class FirewallManagerLegacyImpl : public FirewallManager {
68 public:
FirewallManagerLegacyImpl()69 FirewallManagerLegacyImpl() {}
~FirewallManagerLegacyImpl()70 virtual ~FirewallManagerLegacyImpl() {}
71
Init(const base::string16 & app_name,const base::FilePath & app_path)72 bool Init(const base::string16& app_name, const base::FilePath& app_path) {
73 return manager_.Init(app_name, app_path);
74 }
75
76 // FirewallManager methods.
CanUseLocalPorts()77 virtual bool CanUseLocalPorts() OVERRIDE {
78 return !manager_.IsFirewallEnabled() ||
79 manager_.GetAllowIncomingConnection(NULL);
80 };
81
AddFirewallRules()82 virtual bool AddFirewallRules() OVERRIDE {
83 // Change nothing if rule is set.
84 return manager_.GetAllowIncomingConnection(NULL) ||
85 manager_.SetAllowIncomingConnection(true);
86 }
87
RemoveFirewallRules()88 virtual void RemoveFirewallRules() OVERRIDE {
89 manager_.DeleteRule();
90 }
91
92 private:
93 LegacyFirewallManager manager_;
94 DISALLOW_COPY_AND_ASSIGN(FirewallManagerLegacyImpl);
95 };
96
97 } // namespace
98
~FirewallManager()99 FirewallManager::~FirewallManager() {}
100
101 // static
Create(BrowserDistribution * dist,const base::FilePath & chrome_path)102 scoped_ptr<FirewallManager> FirewallManager::Create(
103 BrowserDistribution* dist,
104 const base::FilePath& chrome_path) {
105 // First try to connect to "Windows Firewall with Advanced Security" (Vista+).
106 scoped_ptr<FirewallManagerAdvancedImpl> manager(
107 new FirewallManagerAdvancedImpl());
108 if (manager->Init(dist->GetDisplayName(), chrome_path))
109 return manager.PassAs<FirewallManager>();
110
111 // Next try to connect to "Windows Firewall for Windows XP with SP2".
112 scoped_ptr<FirewallManagerLegacyImpl> legacy_manager(
113 new FirewallManagerLegacyImpl());
114 if (legacy_manager->Init(dist->GetDisplayName(), chrome_path))
115 return legacy_manager.PassAs<FirewallManager>();
116
117 return scoped_ptr<FirewallManager>();
118 }
119
FirewallManager()120 FirewallManager::FirewallManager() {
121 }
122
123 } // namespace installer
124