Peter Qiu | 326b6cf | 2015-09-02 11:11:42 -0700 | [diff] [blame] | 1 | // |
| 2 | // Copyright (C) 2014 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 | // |
Peter Qiu | 376e404 | 2014-11-13 09:40:28 -0800 | [diff] [blame] | 16 | |
| 17 | #include "apmanager/service.h" |
| 18 | |
| 19 | #include <signal.h> |
| 20 | |
Peter Qiu | 376e404 | 2014-11-13 09:40:28 -0800 | [diff] [blame] | 21 | #include <base/strings/stringprintf.h> |
Alex Vakulenko | 8d0c31b | 2015-10-13 09:14:24 -0700 | [diff] [blame] | 22 | #include <brillo/errors/error.h> |
Peter Qiu | 376e404 | 2014-11-13 09:40:28 -0800 | [diff] [blame] | 23 | |
Peter Qiu | 7a420d3 | 2015-09-22 11:25:15 -0700 | [diff] [blame] | 24 | #if !defined(__ANDROID__) |
| 25 | #include <chromeos/dbus/service_constants.h> |
| 26 | #else |
| 27 | #include "dbus/apmanager/dbus-constants.h" |
| 28 | #endif // __ANDROID__ |
| 29 | |
Peter Qiu | cbbefa2 | 2015-10-27 12:05:34 -0700 | [diff] [blame] | 30 | #if defined(__BRILLO__) |
| 31 | #include <base/bind.h> |
| 32 | |
| 33 | #include "apmanager/event_dispatcher.h" |
| 34 | #endif // __BRILLO__ |
| 35 | |
Peter Qiu | d9c79aa | 2015-11-19 15:36:00 -0800 | [diff] [blame^] | 36 | #include "apmanager/error.h" |
Peter Qiu | fb39ba4 | 2014-11-21 09:09:59 -0800 | [diff] [blame] | 37 | #include "apmanager/manager.h" |
Peter Qiu | 376e404 | 2014-11-13 09:40:28 -0800 | [diff] [blame] | 38 | |
Alex Vakulenko | 8d0c31b | 2015-10-13 09:14:24 -0700 | [diff] [blame] | 39 | using brillo::dbus_utils::AsyncEventSequencer; |
Peter Qiu | 682a932 | 2015-10-27 09:41:52 -0700 | [diff] [blame] | 40 | using brillo::dbus_utils::DBusMethodResponse; |
Alex Vakulenko | 8d0c31b | 2015-10-13 09:14:24 -0700 | [diff] [blame] | 41 | using brillo::dbus_utils::ExportedObjectManager; |
Vitaly Buka | a463092 | 2014-12-11 18:46:46 -0800 | [diff] [blame] | 42 | using org::chromium::apmanager::ManagerAdaptor; |
Peter Qiu | 376e404 | 2014-11-13 09:40:28 -0800 | [diff] [blame] | 43 | using std::string; |
| 44 | |
| 45 | namespace apmanager { |
| 46 | |
| 47 | // static. |
Peter Qiu | fc98057 | 2015-09-24 10:11:26 -0700 | [diff] [blame] | 48 | #if !defined(__ANDROID__) |
Peter Qiu | fb39ba4 | 2014-11-21 09:09:59 -0800 | [diff] [blame] | 49 | const char Service::kHostapdPath[] = "/usr/sbin/hostapd"; |
Peter Qiu | 7751730 | 2015-01-08 16:22:16 -0800 | [diff] [blame] | 50 | const char Service::kHostapdConfigPathFormat[] = |
| 51 | "/var/run/apmanager/hostapd/hostapd-%d.conf"; |
Peter Qiu | 1dbf9fd | 2015-01-09 13:36:55 -0800 | [diff] [blame] | 52 | const char Service::kHostapdControlInterfacePath[] = |
| 53 | "/var/run/apmanager/hostapd/ctrl_iface"; |
Peter Qiu | fc98057 | 2015-09-24 10:11:26 -0700 | [diff] [blame] | 54 | #else |
| 55 | const char Service::kHostapdPath[] = "/system/bin/hostapd"; |
| 56 | const char Service::kHostapdConfigPathFormat[] = |
| 57 | "/data/misc/apmanager/hostapd/hostapd-%d.conf"; |
| 58 | const char Service::kHostapdControlInterfacePath[] = |
| 59 | "/data/misc/apmanager/hostapd/ctrl_iface"; |
| 60 | #endif // __ANDROID__ |
| 61 | |
Peter Qiu | cbbefa2 | 2015-10-27 12:05:34 -0700 | [diff] [blame] | 62 | #if defined(__BRILLO__) |
| 63 | const int Service::kAPInterfaceCheckIntervalMilliseconds = 200; |
| 64 | const int Service::kAPInterfaceCheckMaxAttempts = 5; |
| 65 | #endif // __BRILLO__ |
| 66 | |
Peter Qiu | 376e404 | 2014-11-13 09:40:28 -0800 | [diff] [blame] | 67 | const int Service::kTerminationTimeoutSeconds = 2; |
| 68 | |
Peter Qiu | e265785 | 2015-02-03 11:33:11 -0800 | [diff] [blame] | 69 | // static. Service state definitions. |
| 70 | const char Service::kStateIdle[] = "Idle"; |
| 71 | const char Service::kStateStarting[] = "Starting"; |
| 72 | const char Service::kStateStarted[] = "Started"; |
| 73 | const char Service::kStateFailed[] = "Failed"; |
| 74 | |
Peter Qiu | fb39ba4 | 2014-11-21 09:09:59 -0800 | [diff] [blame] | 75 | Service::Service(Manager* manager, int service_identifier) |
Peter Qiu | 376e404 | 2014-11-13 09:40:28 -0800 | [diff] [blame] | 76 | : org::chromium::apmanager::ServiceAdaptor(this), |
Peter Qiu | fb39ba4 | 2014-11-21 09:09:59 -0800 | [diff] [blame] | 77 | manager_(manager), |
Peter Qiu | fd02b6f | 2015-02-27 09:55:11 -0800 | [diff] [blame] | 78 | identifier_(service_identifier), |
Vitaly Buka | a463092 | 2014-12-11 18:46:46 -0800 | [diff] [blame] | 79 | service_path_( |
| 80 | base::StringPrintf("%s/services/%d", |
| 81 | ManagerAdaptor::GetObjectPath().value().c_str(), |
| 82 | service_identifier)), |
Peter Qiu | 376e404 | 2014-11-13 09:40:28 -0800 | [diff] [blame] | 83 | dbus_path_(dbus::ObjectPath(service_path_)), |
Peter Qiu | d9c79aa | 2015-11-19 15:36:00 -0800 | [diff] [blame^] | 84 | config_(new Config(manager, service_identifier)), |
Peter Qiu | 7751730 | 2015-01-08 16:22:16 -0800 | [diff] [blame] | 85 | dhcp_server_factory_(DHCPServerFactory::GetInstance()), |
Peter Qiu | 1dbf9fd | 2015-01-09 13:36:55 -0800 | [diff] [blame] | 86 | file_writer_(FileWriter::GetInstance()), |
| 87 | process_factory_(ProcessFactory::GetInstance()) { |
Peter Qiu | d9c79aa | 2015-11-19 15:36:00 -0800 | [diff] [blame^] | 88 | SetConfig(config_->adaptor()->GetRpcObjectIdentifier()); |
Peter Qiu | e265785 | 2015-02-03 11:33:11 -0800 | [diff] [blame] | 89 | SetState(kStateIdle); |
Peter Qiu | bf8e36c | 2014-12-03 22:59:45 -0800 | [diff] [blame] | 90 | // TODO(zqiu): come up with better server address management. This is good |
| 91 | // enough for now. |
Peter Qiu | fd02b6f | 2015-02-27 09:55:11 -0800 | [diff] [blame] | 92 | config_->SetServerAddressIndex(identifier_ & 0xFF); |
Peter Qiu | cbbefa2 | 2015-10-27 12:05:34 -0700 | [diff] [blame] | 93 | |
| 94 | #if defined(__BRILLO__) |
| 95 | event_dispatcher_ = EventDispatcher::GetInstance(); |
| 96 | start_in_progress_ = false; |
| 97 | #endif |
Peter Qiu | 376e404 | 2014-11-13 09:40:28 -0800 | [diff] [blame] | 98 | } |
| 99 | |
| 100 | Service::~Service() { |
| 101 | // Stop hostapd process if still running. |
| 102 | if (IsHostapdRunning()) { |
Peter Qiu | bf8e36c | 2014-12-03 22:59:45 -0800 | [diff] [blame] | 103 | ReleaseResources(); |
Peter Qiu | 376e404 | 2014-11-13 09:40:28 -0800 | [diff] [blame] | 104 | } |
| 105 | } |
| 106 | |
| 107 | void Service::RegisterAsync(ExportedObjectManager* object_manager, |
Peter Qiu | c9ce1f1 | 2014-12-05 11:14:29 -0800 | [diff] [blame] | 108 | const scoped_refptr<dbus::Bus>& bus, |
Peter Qiu | 376e404 | 2014-11-13 09:40:28 -0800 | [diff] [blame] | 109 | AsyncEventSequencer* sequencer) { |
| 110 | CHECK(!dbus_object_) << "Already registered"; |
| 111 | dbus_object_.reset( |
Alex Vakulenko | 8d0c31b | 2015-10-13 09:14:24 -0700 | [diff] [blame] | 112 | new brillo::dbus_utils::DBusObject( |
Peter Qiu | 376e404 | 2014-11-13 09:40:28 -0800 | [diff] [blame] | 113 | object_manager, |
Peter Qiu | c9ce1f1 | 2014-12-05 11:14:29 -0800 | [diff] [blame] | 114 | bus, |
Peter Qiu | 376e404 | 2014-11-13 09:40:28 -0800 | [diff] [blame] | 115 | dbus_path_)); |
| 116 | RegisterWithDBusObject(dbus_object_.get()); |
| 117 | dbus_object_->RegisterAsync( |
| 118 | sequencer->GetHandler("Service.RegisterAsync() failed.", true)); |
Peter Qiu | 376e404 | 2014-11-13 09:40:28 -0800 | [diff] [blame] | 119 | } |
| 120 | |
Peter Qiu | 682a932 | 2015-10-27 09:41:52 -0700 | [diff] [blame] | 121 | bool Service::StartInternal(brillo::ErrorPtr* error) { |
Peter Qiu | 376e404 | 2014-11-13 09:40:28 -0800 | [diff] [blame] | 122 | if (IsHostapdRunning()) { |
Alex Vakulenko | 8d0c31b | 2015-10-13 09:14:24 -0700 | [diff] [blame] | 123 | brillo::Error::AddTo( |
| 124 | error, FROM_HERE, brillo::errors::dbus::kDomain, kServiceError, |
Peter Qiu | 376e404 | 2014-11-13 09:40:28 -0800 | [diff] [blame] | 125 | "Service already running"); |
| 126 | return false; |
| 127 | } |
| 128 | |
Peter Qiu | bfd410e | 2015-01-09 15:14:20 -0800 | [diff] [blame] | 129 | // Setup hostapd control interface path. |
| 130 | config_->set_control_interface(kHostapdControlInterfacePath); |
| 131 | |
Peter Qiu | 376e404 | 2014-11-13 09:40:28 -0800 | [diff] [blame] | 132 | // Generate hostapd configuration content. |
| 133 | string config_str; |
Peter Qiu | d9c79aa | 2015-11-19 15:36:00 -0800 | [diff] [blame^] | 134 | Error internal_error; |
| 135 | if (!config_->GenerateConfigFile(&internal_error, &config_str)) { |
| 136 | // TODO(zqiu): temporary until D-Bus is decoupled from this class. |
| 137 | internal_error.ToDBusError(error); |
Peter Qiu | 376e404 | 2014-11-13 09:40:28 -0800 | [diff] [blame] | 138 | return false; |
| 139 | } |
| 140 | |
| 141 | // Write configuration to a file. |
Peter Qiu | 7751730 | 2015-01-08 16:22:16 -0800 | [diff] [blame] | 142 | string config_file_name = base::StringPrintf(kHostapdConfigPathFormat, |
Peter Qiu | fd02b6f | 2015-02-27 09:55:11 -0800 | [diff] [blame] | 143 | identifier_); |
Peter Qiu | 7751730 | 2015-01-08 16:22:16 -0800 | [diff] [blame] | 144 | if (!file_writer_->Write(config_file_name, config_str)) { |
Alex Vakulenko | 8d0c31b | 2015-10-13 09:14:24 -0700 | [diff] [blame] | 145 | brillo::Error::AddTo( |
| 146 | error, FROM_HERE, brillo::errors::dbus::kDomain, kServiceError, |
Peter Qiu | 376e404 | 2014-11-13 09:40:28 -0800 | [diff] [blame] | 147 | "Failed to write configuration to a file"); |
| 148 | return false; |
| 149 | } |
| 150 | |
Peter Qiu | fb39ba4 | 2014-11-21 09:09:59 -0800 | [diff] [blame] | 151 | // Claim the device needed for this ap service. |
| 152 | if (!config_->ClaimDevice()) { |
Alex Vakulenko | 8d0c31b | 2015-10-13 09:14:24 -0700 | [diff] [blame] | 153 | brillo::Error::AddTo( |
| 154 | error, FROM_HERE, brillo::errors::dbus::kDomain, kServiceError, |
Peter Qiu | fb39ba4 | 2014-11-21 09:09:59 -0800 | [diff] [blame] | 155 | "Failed to claim the device for this service"); |
| 156 | return false; |
| 157 | } |
| 158 | |
Peter Qiu | 376e404 | 2014-11-13 09:40:28 -0800 | [diff] [blame] | 159 | // Start hostapd process. |
Peter Qiu | 7751730 | 2015-01-08 16:22:16 -0800 | [diff] [blame] | 160 | if (!StartHostapdProcess(config_file_name)) { |
Alex Vakulenko | 8d0c31b | 2015-10-13 09:14:24 -0700 | [diff] [blame] | 161 | brillo::Error::AddTo( |
| 162 | error, FROM_HERE, brillo::errors::dbus::kDomain, kServiceError, |
Peter Qiu | 376e404 | 2014-11-13 09:40:28 -0800 | [diff] [blame] | 163 | "Failed to start hostapd"); |
Peter Qiu | fb39ba4 | 2014-11-21 09:09:59 -0800 | [diff] [blame] | 164 | // Release the device claimed for this service. |
| 165 | config_->ReleaseDevice(); |
Peter Qiu | 376e404 | 2014-11-13 09:40:28 -0800 | [diff] [blame] | 166 | return false; |
| 167 | } |
| 168 | |
Peter Qiu | bf8e36c | 2014-12-03 22:59:45 -0800 | [diff] [blame] | 169 | // Start DHCP server if in server mode. |
| 170 | if (config_->GetOperationMode() == kOperationModeServer) { |
| 171 | dhcp_server_.reset( |
| 172 | dhcp_server_factory_->CreateDHCPServer(config_->GetServerAddressIndex(), |
| 173 | config_->selected_interface())); |
| 174 | if (!dhcp_server_->Start()) { |
Alex Vakulenko | 8d0c31b | 2015-10-13 09:14:24 -0700 | [diff] [blame] | 175 | brillo::Error::AddTo( |
| 176 | error, FROM_HERE, brillo::errors::dbus::kDomain, kServiceError, |
Peter Qiu | bf8e36c | 2014-12-03 22:59:45 -0800 | [diff] [blame] | 177 | "Failed to start DHCP server"); |
| 178 | ReleaseResources(); |
| 179 | return false; |
| 180 | } |
Peter Qiu | 943cf3a | 2015-02-24 10:59:17 -0800 | [diff] [blame] | 181 | manager_->RequestDHCPPortAccess(config_->selected_interface()); |
Peter Qiu | bf8e36c | 2014-12-03 22:59:45 -0800 | [diff] [blame] | 182 | } |
| 183 | |
Peter Qiu | fda548c | 2015-01-13 14:39:19 -0800 | [diff] [blame] | 184 | // Start monitoring hostapd. |
| 185 | if (!hostapd_monitor_) { |
| 186 | hostapd_monitor_.reset( |
| 187 | new HostapdMonitor(base::Bind(&Service::HostapdEventCallback, |
Peter Qiu | cbbefa2 | 2015-10-27 12:05:34 -0700 | [diff] [blame] | 188 | weak_factory_.GetWeakPtr()), |
Peter Qiu | fda548c | 2015-01-13 14:39:19 -0800 | [diff] [blame] | 189 | config_->control_interface(), |
| 190 | config_->selected_interface())); |
| 191 | } |
| 192 | hostapd_monitor_->Start(); |
| 193 | |
Peter Qiu | e265785 | 2015-02-03 11:33:11 -0800 | [diff] [blame] | 194 | // Update service state. |
| 195 | SetState(kStateStarting); |
| 196 | |
Peter Qiu | 376e404 | 2014-11-13 09:40:28 -0800 | [diff] [blame] | 197 | return true; |
| 198 | } |
| 199 | |
Peter Qiu | 682a932 | 2015-10-27 09:41:52 -0700 | [diff] [blame] | 200 | void Service::Start(std::unique_ptr<DBusMethodResponse<>> response) { |
| 201 | brillo::ErrorPtr error; |
| 202 | |
Peter Qiu | cbbefa2 | 2015-10-27 12:05:34 -0700 | [diff] [blame] | 203 | #if !defined(__BRILLO__) |
Peter Qiu | 682a932 | 2015-10-27 09:41:52 -0700 | [diff] [blame] | 204 | if (!StartInternal(&error)) { |
| 205 | response->ReplyWithError(error.get()); |
| 206 | } else { |
| 207 | response->Return(); |
| 208 | } |
Peter Qiu | cbbefa2 | 2015-10-27 12:05:34 -0700 | [diff] [blame] | 209 | #else |
| 210 | if (start_in_progress_) { |
| 211 | brillo::Error::AddTo( |
| 212 | &error, FROM_HERE, brillo::errors::dbus::kDomain, kServiceError, |
| 213 | "Start already in progress"); |
| 214 | response->ReplyWithError(error.get()); |
| 215 | return; |
| 216 | } |
| 217 | |
| 218 | string interface_name; |
| 219 | if (!manager_->SetupApModeInterface(&interface_name)) { |
| 220 | brillo::Error::AddTo( |
| 221 | &error, FROM_HERE, brillo::errors::dbus::kDomain, kServiceError, |
| 222 | "Failed to setup AP mode interface"); |
| 223 | response->ReplyWithError(error.get()); |
| 224 | return; |
| 225 | } |
| 226 | |
| 227 | event_dispatcher_->PostDelayedTask( |
| 228 | base::Bind(&Service::APInterfaceCheckTask, |
| 229 | weak_factory_.GetWeakPtr(), |
| 230 | interface_name, |
| 231 | 0, // Initial check count. |
| 232 | base::Passed(&response)), |
| 233 | kAPInterfaceCheckIntervalMilliseconds); |
| 234 | #endif |
Peter Qiu | 682a932 | 2015-10-27 09:41:52 -0700 | [diff] [blame] | 235 | } |
| 236 | |
Alex Vakulenko | 8d0c31b | 2015-10-13 09:14:24 -0700 | [diff] [blame] | 237 | bool Service::Stop(brillo::ErrorPtr* error) { |
Peter Qiu | 376e404 | 2014-11-13 09:40:28 -0800 | [diff] [blame] | 238 | if (!IsHostapdRunning()) { |
Alex Vakulenko | 8d0c31b | 2015-10-13 09:14:24 -0700 | [diff] [blame] | 239 | brillo::Error::AddTo( |
| 240 | error, FROM_HERE, brillo::errors::dbus::kDomain, kServiceError, |
Peter Qiu | 376e404 | 2014-11-13 09:40:28 -0800 | [diff] [blame] | 241 | "Service is not currently running"); |
| 242 | return false; |
| 243 | } |
| 244 | |
Peter Qiu | bf8e36c | 2014-12-03 22:59:45 -0800 | [diff] [blame] | 245 | ReleaseResources(); |
Peter Qiu | e265785 | 2015-02-03 11:33:11 -0800 | [diff] [blame] | 246 | SetState(kStateIdle); |
Peter Qiu | 376e404 | 2014-11-13 09:40:28 -0800 | [diff] [blame] | 247 | return true; |
| 248 | } |
| 249 | |
Peter Qiu | cbbefa2 | 2015-10-27 12:05:34 -0700 | [diff] [blame] | 250 | #if defined(__BRILLO__) |
| 251 | void Service::HandleStartFailure() { |
| 252 | // Restore station mode interface. |
| 253 | string station_mode_interface; |
| 254 | manager_->SetupStationModeInterface(&station_mode_interface); |
| 255 | |
| 256 | // Reset state variables. |
| 257 | start_in_progress_ = false; |
| 258 | } |
| 259 | |
| 260 | void Service::APInterfaceCheckTask( |
| 261 | const string& interface_name, |
| 262 | int check_count, |
| 263 | std::unique_ptr<DBusMethodResponse<>> response) { |
| 264 | brillo::ErrorPtr error; |
| 265 | |
| 266 | // Check if the AP interface is enumerated. |
| 267 | if (manager_->GetDeviceFromInterfaceName(interface_name)) { |
| 268 | // Explicitly set the interface name to avoid picking other interface. |
| 269 | config_->SetInterfaceName(interface_name); |
| 270 | if (!StartInternal(&error)) { |
| 271 | HandleStartFailure(); |
| 272 | response->ReplyWithError(error.get()); |
| 273 | } else { |
| 274 | response->Return(); |
| 275 | } |
| 276 | return; |
| 277 | } |
| 278 | |
| 279 | check_count++; |
| 280 | if (check_count >= kAPInterfaceCheckMaxAttempts) { |
| 281 | brillo::Error::AddTo( |
| 282 | &error, FROM_HERE, brillo::errors::dbus::kDomain, kServiceError, |
| 283 | "Timeout waiting for AP interface to be enumerated"); |
| 284 | HandleStartFailure(); |
| 285 | response->ReplyWithError(error.get()); |
| 286 | return; |
| 287 | } |
| 288 | |
| 289 | event_dispatcher_->PostDelayedTask( |
| 290 | base::Bind(&Service::APInterfaceCheckTask, |
| 291 | weak_factory_.GetWeakPtr(), |
| 292 | interface_name, |
| 293 | check_count, |
| 294 | base::Passed(&response)), |
| 295 | kAPInterfaceCheckIntervalMilliseconds); |
| 296 | } |
| 297 | #endif // __BRILLO__ |
| 298 | |
Peter Qiu | 376e404 | 2014-11-13 09:40:28 -0800 | [diff] [blame] | 299 | bool Service::IsHostapdRunning() { |
| 300 | return hostapd_process_ && hostapd_process_->pid() != 0 && |
Alex Vakulenko | 8d0c31b | 2015-10-13 09:14:24 -0700 | [diff] [blame] | 301 | brillo::Process::ProcessExists(hostapd_process_->pid()); |
Peter Qiu | 376e404 | 2014-11-13 09:40:28 -0800 | [diff] [blame] | 302 | } |
| 303 | |
| 304 | bool Service::StartHostapdProcess(const string& config_file_path) { |
Peter Qiu | 1dbf9fd | 2015-01-09 13:36:55 -0800 | [diff] [blame] | 305 | hostapd_process_.reset(process_factory_->CreateProcess()); |
Peter Qiu | fb39ba4 | 2014-11-21 09:09:59 -0800 | [diff] [blame] | 306 | hostapd_process_->AddArg(kHostapdPath); |
Peter Qiu | 376e404 | 2014-11-13 09:40:28 -0800 | [diff] [blame] | 307 | hostapd_process_->AddArg(config_file_path); |
| 308 | if (!hostapd_process_->Start()) { |
| 309 | hostapd_process_.reset(); |
| 310 | return false; |
| 311 | } |
| 312 | return true; |
| 313 | } |
| 314 | |
| 315 | void Service::StopHostapdProcess() { |
| 316 | if (!hostapd_process_->Kill(SIGTERM, kTerminationTimeoutSeconds)) { |
| 317 | hostapd_process_->Kill(SIGKILL, kTerminationTimeoutSeconds); |
| 318 | } |
| 319 | hostapd_process_.reset(); |
| 320 | } |
| 321 | |
Peter Qiu | bf8e36c | 2014-12-03 22:59:45 -0800 | [diff] [blame] | 322 | void Service::ReleaseResources() { |
Peter Qiu | e265785 | 2015-02-03 11:33:11 -0800 | [diff] [blame] | 323 | hostapd_monitor_.reset(); |
Peter Qiu | bf8e36c | 2014-12-03 22:59:45 -0800 | [diff] [blame] | 324 | StopHostapdProcess(); |
| 325 | dhcp_server_.reset(); |
Peter Qiu | 943cf3a | 2015-02-24 10:59:17 -0800 | [diff] [blame] | 326 | manager_->ReleaseDHCPPortAccess(config_->selected_interface()); |
Peter Qiu | cbbefa2 | 2015-10-27 12:05:34 -0700 | [diff] [blame] | 327 | #if defined(__BRILLO__) |
| 328 | // Restore station mode interface. |
| 329 | string station_mode_interface; |
| 330 | manager_->SetupStationModeInterface(&station_mode_interface); |
| 331 | #endif // __BRILLO__ |
Peter Qiu | 31f7086 | 2015-11-16 09:22:34 -0800 | [diff] [blame] | 332 | // Only release device after mode switching had completed, to |
| 333 | // make sure the station mode interface gets enumerated by |
| 334 | // shill. |
| 335 | config_->ReleaseDevice(); |
Peter Qiu | bf8e36c | 2014-12-03 22:59:45 -0800 | [diff] [blame] | 336 | } |
| 337 | |
Peter Qiu | fda548c | 2015-01-13 14:39:19 -0800 | [diff] [blame] | 338 | void Service::HostapdEventCallback(HostapdMonitor::Event event, |
| 339 | const std::string& data) { |
| 340 | switch (event) { |
Peter Qiu | e265785 | 2015-02-03 11:33:11 -0800 | [diff] [blame] | 341 | case HostapdMonitor::kHostapdFailed: |
| 342 | SetState(kStateFailed); |
| 343 | break; |
| 344 | case HostapdMonitor::kHostapdStarted: |
| 345 | SetState(kStateStarted); |
| 346 | break; |
Peter Qiu | fda548c | 2015-01-13 14:39:19 -0800 | [diff] [blame] | 347 | case HostapdMonitor::kStationConnected: |
| 348 | LOG(INFO) << "Station connected: " << data; |
| 349 | break; |
| 350 | case HostapdMonitor::kStationDisconnected: |
| 351 | LOG(INFO) << "Station disconnected: " << data; |
| 352 | break; |
| 353 | default: |
| 354 | LOG(ERROR) << "Unknown event: " << event; |
| 355 | break; |
| 356 | } |
| 357 | } |
| 358 | |
Peter Qiu | 376e404 | 2014-11-13 09:40:28 -0800 | [diff] [blame] | 359 | } // namespace apmanager |