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| 1 // Copyright 2015 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/browser/ui/ash/vpn_list_forwarder.h" | |
| 6 | |
| 7 #include "ash/public/interfaces/vpn_list.mojom.h" | |
| 8 #include "base/bind.h" | |
| 9 #include "base/location.h" | |
| 10 #include "base/logging.h" | |
| 11 #include "base/threading/thread_task_runner_handle.h" | |
| 12 #include "chrome/browser/chrome_notification_types.h" | |
| 13 #include "chrome/browser/chromeos/profiles/profile_helper.h" | |
| 14 #include "chrome/browser/profiles/profile.h" | |
| 15 #include "chrome/browser/ui/ash/ash_util.h" | |
| 16 #include "components/user_manager/user.h" | |
| 17 #include "components/user_manager/user_manager.h" | |
| 18 #include "content/public/browser/notification_service.h" | |
| 19 #include "content/public/browser/notification_source.h" | |
| 20 #include "content/public/common/service_manager_connection.h" | |
| 21 #include "extensions/browser/extension_registry.h" | |
| 22 #include "extensions/common/extension.h" | |
| 23 #include "extensions/common/extension_set.h" | |
| 24 #include "extensions/common/permissions/api_permission.h" | |
| 25 #include "extensions/common/permissions/permissions_data.h" | |
| 26 #include "services/service_manager/public/cpp/connector.h" | |
| 27 | |
| 28 namespace { | |
| 29 | |
| 30 bool IsVPNProvider(const extensions::Extension* extension) { | |
| 31 return extension->permissions_data()->HasAPIPermission( | |
| 32 extensions::APIPermission::kVpnProvider); | |
| 33 } | |
| 34 | |
| 35 Profile* GetProfileForPrimaryUser() { | |
| 36 const user_manager::User* const primary_user = | |
| 37 user_manager::UserManager::Get()->GetPrimaryUser(); | |
| 38 if (!primary_user) | |
| 39 return nullptr; | |
| 40 | |
| 41 return chromeos::ProfileHelper::Get()->GetProfileByUser(primary_user); | |
| 42 } | |
| 43 | |
| 44 // Connects to the VpnList mojo interface in ash. | |
| 45 ash::mojom::VpnListPtr ConnectToVpnList() { | |
| 46 ash::mojom::VpnListPtr vpn_list; | |
| 47 service_manager::Connector* connector = | |
| 48 content::ServiceManagerConnection::GetForProcess()->GetConnector(); | |
| 49 // Under mash the VpnList interface is in the ash process. In classic ash | |
| 50 // we provide it to ourself. | |
| 51 if (chrome::IsRunningInMash()) | |
| 52 connector->ConnectToInterface("ash", &vpn_list); | |
| 53 else | |
| 54 connector->ConnectToInterface("content_browser", &vpn_list); | |
| 55 return vpn_list; | |
| 56 } | |
| 57 | |
| 58 } // namespace | |
| 59 | |
| 60 VpnListForwarder::VpnListForwarder() : weak_factory_(this) { | |
| 61 if (user_manager::UserManager::Get()->GetPrimaryUser()) { | |
| 62 // If a user is logged in, start observing the primary user's extension | |
| 63 // registry immediately. | |
| 64 AttachToPrimaryUserExtensionRegistry(); | |
| 65 } else { | |
| 66 // If no user is logged in, wait until the first user logs in (thus becoming | |
| 67 // the primary user) and a profile is created for that user. | |
| 68 registrar_.Add(this, chrome::NOTIFICATION_PROFILE_CREATED, | |
| 69 content::NotificationService::AllSources()); | |
| 70 } | |
| 71 } | |
| 72 | |
| 73 VpnListForwarder::~VpnListForwarder() { | |
| 74 if (extension_registry_) | |
| 75 extension_registry_->RemoveObserver(this); | |
| 76 } | |
| 77 | |
| 78 void VpnListForwarder::OnExtensionLoaded( | |
| 79 content::BrowserContext* browser_context, | |
| 80 const extensions::Extension* extension) { | |
| 81 if (IsVPNProvider(extension)) | |
| 82 UpdateVPNProviders(); | |
| 83 } | |
| 84 | |
| 85 void VpnListForwarder::OnExtensionUnloaded( | |
| 86 content::BrowserContext* browser_context, | |
| 87 const extensions::Extension* extension, | |
| 88 extensions::UnloadedExtensionInfo::Reason reason) { | |
| 89 if (IsVPNProvider(extension)) | |
| 90 UpdateVPNProviders(); | |
| 91 } | |
| 92 | |
| 93 void VpnListForwarder::OnShutdown(extensions::ExtensionRegistry* registry) { | |
| 94 DCHECK(extension_registry_); | |
| 95 extension_registry_->RemoveObserver(this); | |
| 96 extension_registry_ = nullptr; | |
| 97 } | |
| 98 | |
| 99 void VpnListForwarder::Observe(int type, | |
| 100 const content::NotificationSource& source, | |
| 101 const content::NotificationDetails& details) { | |
| 102 DCHECK_EQ(chrome::NOTIFICATION_PROFILE_CREATED, type); | |
| 103 const Profile* const profile = content::Source<Profile>(source).ptr(); | |
| 104 if (!chromeos::ProfileHelper::Get()->IsPrimaryProfile(profile)) { | |
| 105 // If the profile that was just created does not belong to the primary user | |
| 106 // (e.g. login profile), ignore it. | |
| 107 return; | |
| 108 } | |
| 109 | |
| 110 // The first user logged in (thus becoming the primary user) and a profile was | |
| 111 // created for that user. Stop observing profile creation. Wait one message | |
| 112 // loop cycle to allow other code which observes the | |
| 113 // chrome::NOTIFICATION_PROFILE_CREATED notification to finish initializing | |
| 114 // the profile, then start observing the primary user's extension registry. | |
| 115 registrar_.RemoveAll(); | |
| 116 base::ThreadTaskRunnerHandle::Get()->PostTask( | |
| 117 FROM_HERE, | |
| 118 base::Bind(&VpnListForwarder::AttachToPrimaryUserExtensionRegistry, | |
| 119 weak_factory_.GetWeakPtr())); | |
| 120 } | |
| 121 | |
| 122 void VpnListForwarder::UpdateVPNProviders() { | |
| 123 DCHECK(extension_registry_); | |
| 124 | |
| 125 std::vector<ash::mojom::ThirdPartyVpnProviderPtr> third_party_providers; | |
| 126 for (const auto& extension : extension_registry_->enabled_extensions()) { | |
| 127 if (!IsVPNProvider(extension.get())) | |
| 128 continue; | |
| 129 | |
| 130 ash::mojom::ThirdPartyVpnProviderPtr provider = | |
| 131 ash::mojom::ThirdPartyVpnProvider::New(); | |
| 132 provider->name = extension->name(); | |
| 133 provider->extension_id = extension->id(); | |
| 134 third_party_providers.push_back(std::move(provider)); | |
| 135 } | |
| 136 | |
| 137 // Ash starts without any third-party providers. If we've never sent one then | |
| 138 // there's no need to send an empty list. This case commonly occurs on startup | |
| 139 // when the user has no third-party VPN extensions installed. | |
| 140 if (!sent_providers_ && third_party_providers.empty()) | |
| 141 return; | |
| 142 | |
| 143 // It's rare to install or uninstall VPN provider extensions, so don't bother | |
| 144 // caching the interface pointer between calls to this function. | |
| 145 ash::mojom::VpnListPtr vpn_list = ConnectToVpnList(); | |
| 146 vpn_list->SetThirdPartyVpnProviders(std::move(third_party_providers)); | |
| 147 | |
| 148 sent_providers_ = true; | |
| 149 } | |
| 150 | |
| 151 void VpnListForwarder::AttachToPrimaryUserExtensionRegistry() { | |
| 152 DCHECK(!extension_registry_); | |
| 153 extension_registry_ = | |
| 154 extensions::ExtensionRegistry::Get(GetProfileForPrimaryUser()); | |
| 155 extension_registry_->AddObserver(this); | |
| 156 | |
| 157 UpdateVPNProviders(); | |
| 158 } | |
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Chromium Code Reviews
Issue 2522613004:
Revert of chromeos: Convert ash VPNDelegate interface to mojo (Closed)
