Darin Petkov | b72b62e | 2012-05-15 16:55:36 +0200 | [diff] [blame] | 1 | // Copyright (c) 2012 The Chromium OS 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 "shill/wimax_provider.h" |
| 6 | |
Darin Petkov | e4b2702 | 2012-05-16 13:28:50 +0200 | [diff] [blame] | 7 | #include <algorithm> |
Darin Petkov | fc00fd4 | 2012-05-30 11:30:06 +0200 | [diff] [blame] | 8 | #include <set> |
Darin Petkov | e4b2702 | 2012-05-16 13:28:50 +0200 | [diff] [blame] | 9 | |
Darin Petkov | b72b62e | 2012-05-15 16:55:36 +0200 | [diff] [blame] | 10 | #include <base/bind.h> |
Darin Petkov | e4b2702 | 2012-05-16 13:28:50 +0200 | [diff] [blame] | 11 | #include <base/string_util.h> |
Ben Chan | b879d14 | 2012-05-15 11:10:32 -0700 | [diff] [blame] | 12 | #include <chromeos/dbus/service_constants.h> |
Darin Petkov | b72b62e | 2012-05-15 16:55:36 +0200 | [diff] [blame] | 13 | |
Darin Petkov | b72b62e | 2012-05-15 16:55:36 +0200 | [diff] [blame] | 14 | #include "shill/error.h" |
Darin Petkov | d1cd797 | 2012-05-22 15:26:15 +0200 | [diff] [blame] | 15 | #include "shill/key_value_store.h" |
Christopher Wiley | b691efd | 2012-08-09 13:51:51 -0700 | [diff] [blame] | 16 | #include "shill/logging.h" |
Darin Petkov | e4b2702 | 2012-05-16 13:28:50 +0200 | [diff] [blame] | 17 | #include "shill/manager.h" |
Darin Petkov | c63dcf0 | 2012-05-24 11:51:43 +0200 | [diff] [blame] | 18 | #include "shill/profile.h" |
Darin Petkov | b72b62e | 2012-05-15 16:55:36 +0200 | [diff] [blame] | 19 | #include "shill/proxy_factory.h" |
Darin Petkov | c63dcf0 | 2012-05-24 11:51:43 +0200 | [diff] [blame] | 20 | #include "shill/store_interface.h" |
Darin Petkov | e4b2702 | 2012-05-16 13:28:50 +0200 | [diff] [blame] | 21 | #include "shill/wimax.h" |
Darin Petkov | b72b62e | 2012-05-15 16:55:36 +0200 | [diff] [blame] | 22 | #include "shill/wimax_manager_proxy_interface.h" |
Darin Petkov | d1cd797 | 2012-05-22 15:26:15 +0200 | [diff] [blame] | 23 | #include "shill/wimax_service.h" |
Darin Petkov | b72b62e | 2012-05-15 16:55:36 +0200 | [diff] [blame] | 24 | |
| 25 | using base::Bind; |
| 26 | using base::Unretained; |
Darin Petkov | e4b2702 | 2012-05-16 13:28:50 +0200 | [diff] [blame] | 27 | using std::find; |
| 28 | using std::map; |
Darin Petkov | c63dcf0 | 2012-05-24 11:51:43 +0200 | [diff] [blame] | 29 | using std::set; |
Darin Petkov | b72b62e | 2012-05-15 16:55:36 +0200 | [diff] [blame] | 30 | using std::string; |
Darin Petkov | b72b62e | 2012-05-15 16:55:36 +0200 | [diff] [blame] | 31 | |
| 32 | namespace shill { |
| 33 | |
Darin Petkov | b72b62e | 2012-05-15 16:55:36 +0200 | [diff] [blame] | 34 | WiMaxProvider::WiMaxProvider(ControlInterface *control, |
| 35 | EventDispatcher *dispatcher, |
| 36 | Metrics *metrics, |
| 37 | Manager *manager) |
| 38 | : control_(control), |
| 39 | dispatcher_(dispatcher), |
| 40 | metrics_(metrics), |
| 41 | manager_(manager), |
| 42 | proxy_factory_(ProxyFactory::GetInstance()) {} |
| 43 | |
Darin Petkov | c63dcf0 | 2012-05-24 11:51:43 +0200 | [diff] [blame] | 44 | WiMaxProvider::~WiMaxProvider() {} |
Darin Petkov | b72b62e | 2012-05-15 16:55:36 +0200 | [diff] [blame] | 45 | |
| 46 | void WiMaxProvider::Start() { |
| 47 | SLOG(WiMax, 2) << __func__; |
Darin Petkov | b501ad2 | 2012-07-03 12:50:52 +0200 | [diff] [blame] | 48 | if (!on_wimax_manager_appear_.IsCancelled()) { |
Darin Petkov | b72b62e | 2012-05-15 16:55:36 +0200 | [diff] [blame] | 49 | return; |
| 50 | } |
Darin Petkov | b501ad2 | 2012-07-03 12:50:52 +0200 | [diff] [blame] | 51 | // Registers a watcher for the WiMaxManager service. This provider will |
| 52 | // connect to it if/when the OnWiMaxManagerAppear callback is invoked. |
| 53 | on_wimax_manager_appear_.Reset( |
| 54 | Bind(&WiMaxProvider::OnWiMaxManagerAppear, Unretained(this))); |
| 55 | on_wimax_manager_vanish_.Reset( |
| 56 | Bind(&WiMaxProvider::DisconnectFromWiMaxManager, Unretained(this))); |
| 57 | manager_->dbus_manager()->WatchName( |
| 58 | wimax_manager::kWiMaxManagerServiceName, |
| 59 | on_wimax_manager_appear_.callback(), |
| 60 | on_wimax_manager_vanish_.callback()); |
Darin Petkov | b72b62e | 2012-05-15 16:55:36 +0200 | [diff] [blame] | 61 | } |
| 62 | |
| 63 | void WiMaxProvider::Stop() { |
| 64 | SLOG(WiMax, 2) << __func__; |
Darin Petkov | b501ad2 | 2012-07-03 12:50:52 +0200 | [diff] [blame] | 65 | // TODO(petkov): Deregister the watcher from DBusManager to avoid potential |
| 66 | // memory leaks (crosbug.com/32226). |
| 67 | on_wimax_manager_appear_.Cancel(); |
| 68 | on_wimax_manager_vanish_.Cancel(); |
| 69 | DisconnectFromWiMaxManager(); |
Darin Petkov | c63dcf0 | 2012-05-24 11:51:43 +0200 | [diff] [blame] | 70 | DestroyAllServices(); |
Darin Petkov | b72b62e | 2012-05-15 16:55:36 +0200 | [diff] [blame] | 71 | } |
| 72 | |
Darin Petkov | b501ad2 | 2012-07-03 12:50:52 +0200 | [diff] [blame] | 73 | void WiMaxProvider::ConnectToWiMaxManager() { |
| 74 | DCHECK(!wimax_manager_proxy_.get()); |
| 75 | LOG(INFO) << "Connecting to WiMaxManager."; |
| 76 | wimax_manager_proxy_.reset(proxy_factory_->CreateWiMaxManagerProxy()); |
| 77 | wimax_manager_proxy_->set_devices_changed_callback( |
| 78 | Bind(&WiMaxProvider::OnDevicesChanged, Unretained(this))); |
| 79 | Error error; |
| 80 | OnDevicesChanged(wimax_manager_proxy_->Devices(&error)); |
| 81 | } |
| 82 | |
| 83 | void WiMaxProvider::DisconnectFromWiMaxManager() { |
| 84 | SLOG(WiMax, 2) << __func__; |
| 85 | if (!wimax_manager_proxy_.get()) { |
| 86 | return; |
| 87 | } |
| 88 | LOG(INFO) << "Disconnecting from WiMaxManager."; |
| 89 | wimax_manager_proxy_.reset(); |
| 90 | OnDevicesChanged(RpcIdentifiers()); |
| 91 | } |
| 92 | |
| 93 | void WiMaxProvider::OnWiMaxManagerAppear(const string &owner) { |
| 94 | SLOG(WiMax, 2) << __func__ << "(" << owner << ")"; |
| 95 | DisconnectFromWiMaxManager(); |
| 96 | ConnectToWiMaxManager(); |
| 97 | } |
| 98 | |
Darin Petkov | e4b2702 | 2012-05-16 13:28:50 +0200 | [diff] [blame] | 99 | void WiMaxProvider::OnDeviceInfoAvailable(const string &link_name) { |
| 100 | SLOG(WiMax, 2) << __func__ << "(" << link_name << ")"; |
Darin Petkov | fc00fd4 | 2012-05-30 11:30:06 +0200 | [diff] [blame] | 101 | map<string, RpcIdentifier>::const_iterator find_it = |
Darin Petkov | c1e5273 | 2012-05-25 15:23:45 +0200 | [diff] [blame] | 102 | pending_devices_.find(link_name); |
Darin Petkov | e4b2702 | 2012-05-16 13:28:50 +0200 | [diff] [blame] | 103 | if (find_it != pending_devices_.end()) { |
| 104 | RpcIdentifier path = find_it->second; |
| 105 | CreateDevice(link_name, path); |
| 106 | } |
| 107 | } |
| 108 | |
Darin Petkov | c63dcf0 | 2012-05-24 11:51:43 +0200 | [diff] [blame] | 109 | void WiMaxProvider::OnNetworksChanged() { |
| 110 | SLOG(WiMax, 2) << __func__; |
Darin Petkov | fc00fd4 | 2012-05-30 11:30:06 +0200 | [diff] [blame] | 111 | // Collects a set of live networks from all devices. |
| 112 | set<RpcIdentifier> live_networks; |
| 113 | for (map<string, WiMaxRefPtr>::const_iterator it = devices_.begin(); |
Darin Petkov | c63dcf0 | 2012-05-24 11:51:43 +0200 | [diff] [blame] | 114 | it != devices_.end(); ++it) { |
| 115 | const set<RpcIdentifier> &networks = it->second->networks(); |
Darin Petkov | fc00fd4 | 2012-05-30 11:30:06 +0200 | [diff] [blame] | 116 | live_networks.insert(networks.begin(), networks.end()); |
Darin Petkov | c63dcf0 | 2012-05-24 11:51:43 +0200 | [diff] [blame] | 117 | } |
Darin Petkov | fc00fd4 | 2012-05-30 11:30:06 +0200 | [diff] [blame] | 118 | // Removes dead networks from |networks_|. |
| 119 | for (map<RpcIdentifier, NetworkInfo>::iterator it = networks_.begin(); |
| 120 | it != networks_.end(); ) { |
Darin Petkov | b96a451 | 2012-06-04 11:02:49 +0200 | [diff] [blame] | 121 | const RpcIdentifier &path = it->first; |
| 122 | if (ContainsKey(live_networks, path)) { |
Darin Petkov | fc00fd4 | 2012-05-30 11:30:06 +0200 | [diff] [blame] | 123 | ++it; |
| 124 | } else { |
Darin Petkov | b96a451 | 2012-06-04 11:02:49 +0200 | [diff] [blame] | 125 | LOG(INFO) << "WiMAX network disappeared: " << path; |
Darin Petkov | fc00fd4 | 2012-05-30 11:30:06 +0200 | [diff] [blame] | 126 | networks_.erase(it++); |
| 127 | } |
| 128 | } |
| 129 | // Retrieves network info into |networks_| for the live networks. |
| 130 | for (set<RpcIdentifier>::const_iterator it = live_networks.begin(); |
| 131 | it != live_networks.end(); ++it) { |
| 132 | RetrieveNetworkInfo(*it); |
| 133 | } |
| 134 | // Stops dead and starts live services based on the current |networks_|. |
Darin Petkov | c63dcf0 | 2012-05-24 11:51:43 +0200 | [diff] [blame] | 135 | StopDeadServices(); |
| 136 | StartLiveServices(); |
| 137 | } |
| 138 | |
Darin Petkov | c1e5273 | 2012-05-25 15:23:45 +0200 | [diff] [blame] | 139 | bool WiMaxProvider::OnServiceUnloaded(const WiMaxServiceRefPtr &service) { |
| 140 | SLOG(WiMax, 2) << __func__ << "(" << service->GetStorageIdentifier() << ")"; |
| 141 | if (service->is_default()) { |
| 142 | return false; |
| 143 | } |
| 144 | // Removes the service from the managed service set. The service will be |
| 145 | // deregistered from Manager when we release ownership by returning true. |
| 146 | services_.erase(service->GetStorageIdentifier()); |
| 147 | return true; |
| 148 | } |
| 149 | |
Darin Petkov | d1cd797 | 2012-05-22 15:26:15 +0200 | [diff] [blame] | 150 | WiMaxServiceRefPtr WiMaxProvider::GetService(const KeyValueStore &args, |
| 151 | Error *error) { |
| 152 | SLOG(WiMax, 2) << __func__; |
| 153 | CHECK_EQ(args.GetString(flimflam::kTypeProperty), flimflam::kTypeWimax); |
Darin Petkov | d1cd797 | 2012-05-22 15:26:15 +0200 | [diff] [blame] | 154 | WiMaxNetworkId id = args.LookupString(WiMaxService::kNetworkIdProperty, ""); |
| 155 | if (id.empty()) { |
| 156 | Error::PopulateAndLog( |
| 157 | error, Error::kInvalidArguments, "Missing WiMAX network id."); |
| 158 | return NULL; |
| 159 | } |
| 160 | string name = args.LookupString(flimflam::kNameProperty, ""); |
| 161 | if (name.empty()) { |
| 162 | Error::PopulateAndLog( |
| 163 | error, Error::kInvalidArguments, "Missing WiMAX service name."); |
| 164 | return NULL; |
| 165 | } |
Darin Petkov | c63dcf0 | 2012-05-24 11:51:43 +0200 | [diff] [blame] | 166 | WiMaxServiceRefPtr service = GetUniqueService(id, name); |
Darin Petkov | d1cd797 | 2012-05-22 15:26:15 +0200 | [diff] [blame] | 167 | CHECK(service); |
Darin Petkov | fc00fd4 | 2012-05-30 11:30:06 +0200 | [diff] [blame] | 168 | // Configures the service using the rest of the passed-in arguments. |
Darin Petkov | d1cd797 | 2012-05-22 15:26:15 +0200 | [diff] [blame] | 169 | service->Configure(args, error); |
Darin Petkov | fc00fd4 | 2012-05-30 11:30:06 +0200 | [diff] [blame] | 170 | // Starts the service if there's a matching live network. |
Darin Petkov | c63dcf0 | 2012-05-24 11:51:43 +0200 | [diff] [blame] | 171 | StartLiveServices(); |
Darin Petkov | d1cd797 | 2012-05-22 15:26:15 +0200 | [diff] [blame] | 172 | return service; |
| 173 | } |
| 174 | |
Darin Petkov | c63dcf0 | 2012-05-24 11:51:43 +0200 | [diff] [blame] | 175 | void WiMaxProvider::CreateServicesFromProfile(const ProfileRefPtr &profile) { |
| 176 | SLOG(WiMax, 2) << __func__; |
| 177 | bool created = false; |
| 178 | const StoreInterface *storage = profile->GetConstStorage(); |
| 179 | set<string> groups = storage->GetGroupsWithKey(Service::kStorageType); |
Darin Petkov | fc00fd4 | 2012-05-30 11:30:06 +0200 | [diff] [blame] | 180 | for (set<string>::const_iterator it = groups.begin(); |
| 181 | it != groups.end(); ++it) { |
Darin Petkov | c63dcf0 | 2012-05-24 11:51:43 +0200 | [diff] [blame] | 182 | const string &storage_id = *it; |
| 183 | string type; |
| 184 | if (!storage->GetString(storage_id, Service::kStorageType, &type) || |
| 185 | type != Technology::NameFromIdentifier(Technology::kWiMax)) { |
| 186 | continue; |
| 187 | } |
| 188 | if (FindService(storage_id)) { |
| 189 | continue; |
| 190 | } |
| 191 | WiMaxNetworkId id; |
| 192 | if (!storage->GetString(storage_id, WiMaxService::kStorageNetworkId, &id) || |
| 193 | id.empty()) { |
| 194 | LOG(ERROR) << "Unable to load network id: " << storage_id; |
| 195 | continue; |
| 196 | } |
| 197 | string name; |
| 198 | if (!storage->GetString(storage_id, Service::kStorageName, &name) || |
| 199 | name.empty()) { |
| 200 | LOG(ERROR) << "Unable to load service name: " << storage_id; |
| 201 | continue; |
| 202 | } |
| 203 | WiMaxServiceRefPtr service = GetUniqueService(id, name); |
| 204 | CHECK(service); |
| 205 | if (!profile->ConfigureService(service)) { |
| 206 | LOG(ERROR) << "Could not configure service: " << storage_id; |
| 207 | } |
| 208 | created = true; |
| 209 | } |
| 210 | if (created) { |
| 211 | StartLiveServices(); |
| 212 | } |
| 213 | } |
| 214 | |
Darin Petkov | 6b9b2e1 | 2012-07-10 15:51:42 +0200 | [diff] [blame] | 215 | WiMaxRefPtr WiMaxProvider::SelectCarrier( |
| 216 | const WiMaxServiceConstRefPtr &service) { |
Darin Petkov | c63dcf0 | 2012-05-24 11:51:43 +0200 | [diff] [blame] | 217 | SLOG(WiMax, 2) << __func__ << "(" << service->GetStorageIdentifier() << ")"; |
| 218 | if (devices_.empty()) { |
| 219 | LOG(ERROR) << "No WiMAX devices available."; |
| 220 | return NULL; |
| 221 | } |
| 222 | // TODO(petkov): For now, just return the first available device. We need to |
| 223 | // be smarter here and select a device that sees |service|'s network. |
| 224 | return devices_.begin()->second; |
| 225 | } |
| 226 | |
| 227 | void WiMaxProvider::OnDevicesChanged(const RpcIdentifiers &devices) { |
| 228 | SLOG(WiMax, 2) << __func__; |
| 229 | DestroyDeadDevices(devices); |
| 230 | for (RpcIdentifiers::const_iterator it = devices.begin(); |
| 231 | it != devices.end(); ++it) { |
| 232 | const RpcIdentifier &path = *it; |
| 233 | string link_name = GetLinkName(path); |
| 234 | if (!link_name.empty()) { |
| 235 | CreateDevice(link_name, path); |
| 236 | } |
| 237 | } |
| 238 | } |
| 239 | |
Darin Petkov | e4b2702 | 2012-05-16 13:28:50 +0200 | [diff] [blame] | 240 | void WiMaxProvider::CreateDevice(const string &link_name, |
| 241 | const RpcIdentifier &path) { |
| 242 | SLOG(WiMax, 2) << __func__ << "(" << link_name << ", " << path << ")"; |
Darin Petkov | 0fcd346 | 2012-05-17 11:25:11 +0200 | [diff] [blame] | 243 | if (ContainsKey(devices_, link_name)) { |
| 244 | SLOG(WiMax, 2) << "Device already exists."; |
| 245 | CHECK_EQ(path, devices_[link_name]->path()); |
| 246 | return; |
| 247 | } |
Darin Petkov | e4b2702 | 2012-05-16 13:28:50 +0200 | [diff] [blame] | 248 | pending_devices_.erase(link_name); |
| 249 | DeviceInfo *device_info = manager_->device_info(); |
| 250 | if (device_info->IsDeviceBlackListed(link_name)) { |
Darin Petkov | c63dcf0 | 2012-05-24 11:51:43 +0200 | [diff] [blame] | 251 | LOG(INFO) << "WiMAX device not created, interface blacklisted: " |
Darin Petkov | e4b2702 | 2012-05-16 13:28:50 +0200 | [diff] [blame] | 252 | << link_name; |
| 253 | return; |
| 254 | } |
| 255 | int index = device_info->GetIndex(link_name); |
| 256 | if (index < 0) { |
| 257 | SLOG(WiMax, 2) << link_name << " pending device info."; |
| 258 | // Adds the link to the pending device map, waiting for a notification from |
| 259 | // DeviceInfo that it's received information about the device from RTNL. |
| 260 | pending_devices_[link_name] = path; |
| 261 | return; |
| 262 | } |
| 263 | ByteString address_bytes; |
| 264 | if (!device_info->GetMACAddress(index, &address_bytes)) { |
Darin Petkov | c63dcf0 | 2012-05-24 11:51:43 +0200 | [diff] [blame] | 265 | LOG(ERROR) << "Unable to create a WiMAX device with no MAC address: " |
Darin Petkov | e4b2702 | 2012-05-16 13:28:50 +0200 | [diff] [blame] | 266 | << link_name; |
| 267 | return; |
| 268 | } |
| 269 | string address = address_bytes.HexEncode(); |
| 270 | WiMaxRefPtr device(new WiMax(control_, dispatcher_, metrics_, manager_, |
| 271 | link_name, address, index, path)); |
Darin Petkov | 0fcd346 | 2012-05-17 11:25:11 +0200 | [diff] [blame] | 272 | devices_[link_name] = device; |
Darin Petkov | e4b2702 | 2012-05-16 13:28:50 +0200 | [diff] [blame] | 273 | device_info->RegisterDevice(device); |
Darin Petkov | c63dcf0 | 2012-05-24 11:51:43 +0200 | [diff] [blame] | 274 | LOG(INFO) << "Created WiMAX device: " << link_name << " @ " << path; |
Darin Petkov | e4b2702 | 2012-05-16 13:28:50 +0200 | [diff] [blame] | 275 | } |
| 276 | |
| 277 | void WiMaxProvider::DestroyDeadDevices(const RpcIdentifiers &live_devices) { |
| 278 | SLOG(WiMax, 2) << __func__ << "(" << live_devices.size() << ")"; |
Darin Petkov | c1e5273 | 2012-05-25 15:23:45 +0200 | [diff] [blame] | 279 | for (map<string, RpcIdentifier>::iterator it = pending_devices_.begin(); |
Darin Petkov | e4b2702 | 2012-05-16 13:28:50 +0200 | [diff] [blame] | 280 | it != pending_devices_.end(); ) { |
| 281 | if (find(live_devices.begin(), live_devices.end(), it->second) == |
| 282 | live_devices.end()) { |
Darin Petkov | c63dcf0 | 2012-05-24 11:51:43 +0200 | [diff] [blame] | 283 | LOG(INFO) << "Forgetting pending device: " << it->second; |
Darin Petkov | e4b2702 | 2012-05-16 13:28:50 +0200 | [diff] [blame] | 284 | pending_devices_.erase(it++); |
| 285 | } else { |
| 286 | ++it; |
| 287 | } |
| 288 | } |
Darin Petkov | 0fcd346 | 2012-05-17 11:25:11 +0200 | [diff] [blame] | 289 | for (map<string, WiMaxRefPtr>::iterator it = devices_.begin(); |
Darin Petkov | e4b2702 | 2012-05-16 13:28:50 +0200 | [diff] [blame] | 290 | it != devices_.end(); ) { |
Darin Petkov | 0fcd346 | 2012-05-17 11:25:11 +0200 | [diff] [blame] | 291 | if (find(live_devices.begin(), live_devices.end(), it->second->path()) == |
Darin Petkov | e4b2702 | 2012-05-16 13:28:50 +0200 | [diff] [blame] | 292 | live_devices.end()) { |
Darin Petkov | c63dcf0 | 2012-05-24 11:51:43 +0200 | [diff] [blame] | 293 | LOG(INFO) << "Destroying device: " << it->first; |
Darin Petkov | b96a451 | 2012-06-04 11:02:49 +0200 | [diff] [blame] | 294 | const WiMaxRefPtr &device = it->second; |
| 295 | device->OnDeviceVanished(); |
| 296 | manager_->device_info()->DeregisterDevice(device); |
Darin Petkov | 0fcd346 | 2012-05-17 11:25:11 +0200 | [diff] [blame] | 297 | devices_.erase(it++); |
Darin Petkov | e4b2702 | 2012-05-16 13:28:50 +0200 | [diff] [blame] | 298 | } else { |
| 299 | ++it; |
| 300 | } |
| 301 | } |
| 302 | } |
| 303 | |
| 304 | string WiMaxProvider::GetLinkName(const RpcIdentifier &path) { |
Darin Petkov | 9893d9c | 2012-05-17 15:27:31 -0700 | [diff] [blame] | 305 | if (StartsWithASCII(path, wimax_manager::kDeviceObjectPathPrefix, true)) { |
| 306 | return path.substr(strlen(wimax_manager::kDeviceObjectPathPrefix)); |
Darin Petkov | e4b2702 | 2012-05-16 13:28:50 +0200 | [diff] [blame] | 307 | } |
| 308 | LOG(ERROR) << "Unable to determine link name from RPC path: " << path; |
| 309 | return string(); |
Darin Petkov | b72b62e | 2012-05-15 16:55:36 +0200 | [diff] [blame] | 310 | } |
| 311 | |
Darin Petkov | fc00fd4 | 2012-05-30 11:30:06 +0200 | [diff] [blame] | 312 | void WiMaxProvider::RetrieveNetworkInfo(const RpcIdentifier &path) { |
| 313 | if (ContainsKey(networks_, path)) { |
| 314 | // Nothing to do, the network info is already available. |
| 315 | return; |
| 316 | } |
Darin Petkov | b96a451 | 2012-06-04 11:02:49 +0200 | [diff] [blame] | 317 | LOG(INFO) << "WiMAX network appeared: " << path; |
Darin Petkov | fc00fd4 | 2012-05-30 11:30:06 +0200 | [diff] [blame] | 318 | scoped_ptr<WiMaxNetworkProxyInterface> proxy( |
| 319 | proxy_factory_->CreateWiMaxNetworkProxy(path)); |
| 320 | Error error; |
| 321 | NetworkInfo info; |
| 322 | info.name = proxy->Name(&error); |
| 323 | if (error.IsFailure()) { |
| 324 | return; |
| 325 | } |
| 326 | uint32 identifier = proxy->Identifier(&error); |
| 327 | if (error.IsFailure()) { |
| 328 | return; |
| 329 | } |
| 330 | info.id = WiMaxService::ConvertIdentifierToNetworkId(identifier); |
| 331 | networks_[path] = info; |
| 332 | } |
| 333 | |
Darin Petkov | c63dcf0 | 2012-05-24 11:51:43 +0200 | [diff] [blame] | 334 | WiMaxServiceRefPtr WiMaxProvider::FindService(const string &storage_id) { |
| 335 | SLOG(WiMax, 2) << __func__ << "(" << storage_id << ")"; |
Darin Petkov | c1e5273 | 2012-05-25 15:23:45 +0200 | [diff] [blame] | 336 | map<string, WiMaxServiceRefPtr>::const_iterator find_it = |
| 337 | services_.find(storage_id); |
| 338 | if (find_it == services_.end()) { |
| 339 | return NULL; |
Darin Petkov | c63dcf0 | 2012-05-24 11:51:43 +0200 | [diff] [blame] | 340 | } |
Darin Petkov | c1e5273 | 2012-05-25 15:23:45 +0200 | [diff] [blame] | 341 | const WiMaxServiceRefPtr &service = find_it->second; |
| 342 | LOG_IF(ERROR, storage_id != service->GetStorageIdentifier()); |
| 343 | return service; |
Darin Petkov | c63dcf0 | 2012-05-24 11:51:43 +0200 | [diff] [blame] | 344 | } |
| 345 | |
| 346 | WiMaxServiceRefPtr WiMaxProvider::GetUniqueService(const WiMaxNetworkId &id, |
| 347 | const string &name) { |
| 348 | SLOG(WiMax, 2) << __func__ << "(" << id << ", " << name << ")"; |
| 349 | string storage_id = WiMaxService::CreateStorageIdentifier(id, name); |
| 350 | WiMaxServiceRefPtr service = FindService(storage_id); |
| 351 | if (service) { |
| 352 | SLOG(WiMax, 2) << "Service already exists."; |
| 353 | return service; |
| 354 | } |
| 355 | service = new WiMaxService(control_, dispatcher_, metrics_, manager_); |
| 356 | service->set_network_id(id); |
| 357 | service->set_friendly_name(name); |
| 358 | service->InitStorageIdentifier(); |
Darin Petkov | c1e5273 | 2012-05-25 15:23:45 +0200 | [diff] [blame] | 359 | services_[service->GetStorageIdentifier()] = service; |
Darin Petkov | c63dcf0 | 2012-05-24 11:51:43 +0200 | [diff] [blame] | 360 | manager_->RegisterService(service); |
| 361 | LOG(INFO) << "Registered WiMAX service: " << service->GetStorageIdentifier(); |
| 362 | return service; |
| 363 | } |
| 364 | |
Darin Petkov | c63dcf0 | 2012-05-24 11:51:43 +0200 | [diff] [blame] | 365 | void WiMaxProvider::StartLiveServices() { |
Darin Petkov | fc00fd4 | 2012-05-30 11:30:06 +0200 | [diff] [blame] | 366 | SLOG(WiMax, 2) << __func__ << "(" << networks_.size() << ")"; |
| 367 | for (map<RpcIdentifier, NetworkInfo>::const_iterator nit = networks_.begin(); |
| 368 | nit != networks_.end(); ++nit) { |
| 369 | const RpcIdentifier &path = nit->first; |
| 370 | const NetworkInfo &info = nit->second; |
Darin Petkov | c63dcf0 | 2012-05-24 11:51:43 +0200 | [diff] [blame] | 371 | |
Darin Petkov | fc00fd4 | 2012-05-30 11:30:06 +0200 | [diff] [blame] | 372 | // Creates the default service for the network, if not already created. |
| 373 | GetUniqueService(info.id, info.name)->set_is_default(true); |
| 374 | |
| 375 | // Starts services for this live network. |
| 376 | for (map<string, WiMaxServiceRefPtr>::const_iterator it = services_.begin(); |
| 377 | it != services_.end(); ++it) { |
| 378 | const WiMaxServiceRefPtr &service = it->second; |
| 379 | if (service->network_id() != info.id || service->IsStarted()) { |
| 380 | continue; |
| 381 | } |
| 382 | if (!service->Start(proxy_factory_->CreateWiMaxNetworkProxy(path))) { |
| 383 | LOG(ERROR) << "Unable to start service: " |
| 384 | << service->GetStorageIdentifier(); |
| 385 | } |
Darin Petkov | c63dcf0 | 2012-05-24 11:51:43 +0200 | [diff] [blame] | 386 | } |
| 387 | } |
| 388 | } |
| 389 | |
| 390 | void WiMaxProvider::StopDeadServices() { |
| 391 | SLOG(WiMax, 2) << __func__ << "(" << networks_.size() << ")"; |
Darin Petkov | c1e5273 | 2012-05-25 15:23:45 +0200 | [diff] [blame] | 392 | for (map<string, WiMaxServiceRefPtr>::iterator it = services_.begin(); |
| 393 | it != services_.end(); ) { |
Darin Petkov | c33eba8 | 2012-06-28 10:51:16 +0200 | [diff] [blame] | 394 | // Keeps a local reference until we're done with this service. |
| 395 | WiMaxServiceRefPtr service = it->second; |
Darin Petkov | c1e5273 | 2012-05-25 15:23:45 +0200 | [diff] [blame] | 396 | if (service->IsStarted() && |
| 397 | !ContainsKey(networks_, service->GetNetworkObjectPath())) { |
| 398 | service->Stop(); |
| 399 | // Default services are created and registered when a network becomes |
| 400 | // live. They need to be deregistered and destroyed when the network |
| 401 | // disappears. |
| 402 | if (service->is_default()) { |
Darin Petkov | c33eba8 | 2012-06-28 10:51:16 +0200 | [diff] [blame] | 403 | // Removes |service| from the managed service set before deregistering |
| 404 | // it from Manager to ensure correct iterator increment (consider |
| 405 | // Manager::DeregisterService -> WiMaxService::Unload -> |
| 406 | // WiMaxProvider::OnServiceUnloaded -> services_.erase). |
Darin Petkov | c1e5273 | 2012-05-25 15:23:45 +0200 | [diff] [blame] | 407 | services_.erase(it++); |
Darin Petkov | c33eba8 | 2012-06-28 10:51:16 +0200 | [diff] [blame] | 408 | manager_->DeregisterService(service); |
Darin Petkov | c1e5273 | 2012-05-25 15:23:45 +0200 | [diff] [blame] | 409 | continue; |
| 410 | } |
Darin Petkov | c63dcf0 | 2012-05-24 11:51:43 +0200 | [diff] [blame] | 411 | } |
Darin Petkov | c1e5273 | 2012-05-25 15:23:45 +0200 | [diff] [blame] | 412 | ++it; |
Darin Petkov | c63dcf0 | 2012-05-24 11:51:43 +0200 | [diff] [blame] | 413 | } |
| 414 | } |
| 415 | |
| 416 | void WiMaxProvider::DestroyAllServices() { |
| 417 | SLOG(WiMax, 2) << __func__; |
Darin Petkov | c33eba8 | 2012-06-28 10:51:16 +0200 | [diff] [blame] | 418 | while (!services_.empty()) { |
| 419 | // Keeps a local reference until we're done with this service. |
| 420 | WiMaxServiceRefPtr service = services_.begin()->second; |
| 421 | services_.erase(services_.begin()); |
| 422 | // Stops the service so that it can notify its carrier device, if any. |
Darin Petkov | c63dcf0 | 2012-05-24 11:51:43 +0200 | [diff] [blame] | 423 | service->Stop(); |
| 424 | manager_->DeregisterService(service); |
| 425 | LOG(INFO) << "Deregistered WiMAX service: " |
| 426 | << service->GetStorageIdentifier(); |
Darin Petkov | c63dcf0 | 2012-05-24 11:51:43 +0200 | [diff] [blame] | 427 | } |
| 428 | } |
| 429 | |
Darin Petkov | b72b62e | 2012-05-15 16:55:36 +0200 | [diff] [blame] | 430 | } // namespace shill |