| [1505] | 1 | /* |
|---|
| 2 | * ORXONOX - the hottest 3D action shooter ever to exist |
|---|
| 3 | * > www.orxonox.net < |
|---|
| 4 | * |
|---|
| 5 | * |
|---|
| 6 | * License notice: |
|---|
| 7 | * |
|---|
| 8 | * This program is free software; you can redistribute it and/or |
|---|
| 9 | * modify it under the terms of the GNU General Public License |
|---|
| 10 | * as published by the Free Software Foundation; either version 2 |
|---|
| 11 | * of the License, or (at your option) any later version. |
|---|
| 12 | * |
|---|
| 13 | * This program is distributed in the hope that it will be useful, |
|---|
| 14 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
|---|
| 15 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
|---|
| 16 | * GNU General Public License for more details. |
|---|
| 17 | * |
|---|
| 18 | * You should have received a copy of the GNU General Public License |
|---|
| 19 | * along with this program; if not, write to the Free Software |
|---|
| 20 | * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. |
|---|
| 21 | * |
|---|
| 22 | * Author: |
|---|
| 23 | * Fabian 'x3n' Landau |
|---|
| 24 | * Co-authors: |
|---|
| 25 | * ... |
|---|
| 26 | * |
|---|
| 27 | */ |
|---|
| 28 | |
|---|
| 29 | #include <iostream> |
|---|
| 30 | #include <string> |
|---|
| 31 | |
|---|
| 32 | #include <boost/thread/thread.hpp> |
|---|
| 33 | #include <boost/bind.hpp> |
|---|
| 34 | |
|---|
| 35 | #include <OgreTimer.h> |
|---|
| 36 | |
|---|
| 37 | #include "CoreIncludes.h" |
|---|
| 38 | #include "ConsoleCommand.h" |
|---|
| 39 | #include "CommandExecutor.h" |
|---|
| 40 | #include "Debug.h" |
|---|
| 41 | #include "TclBind.h" |
|---|
| 42 | #include "TclThreadManager.h" |
|---|
| 43 | #include "util/Convert.h" |
|---|
| 44 | |
|---|
| 45 | #define TCLTHREADMANAGER_MAX_QUEUE_LENGTH 100 |
|---|
| 46 | #define TCLTHREADMANAGER_MAX_CPU_USAGE 0.50 |
|---|
| 47 | |
|---|
| 48 | namespace orxonox |
|---|
| 49 | { |
|---|
| 50 | SetConsoleCommandShortcutGeneric(tclexecute, createConsoleCommand(createFunctor(&TclThreadManager::execute), "tclexecute")).setArgumentCompleter(0, autocompletion::tclthreads()); |
|---|
| 51 | SetConsoleCommandShortcutGeneric(tclquery, createConsoleCommand(createFunctor(&TclThreadManager::query), "tclquery" )).setArgumentCompleter(0, autocompletion::tclthreads()); |
|---|
| 52 | SetConsoleCommand(TclThreadManager, create, false); |
|---|
| 53 | SetConsoleCommand(TclThreadManager, destroy, false).setArgumentCompleter(0, autocompletion::tclthreads()); |
|---|
| 54 | SetConsoleCommand(TclThreadManager, execute, false).setArgumentCompleter(0, autocompletion::tclthreads()); |
|---|
| 55 | SetConsoleCommand(TclThreadManager, query, false).setArgumentCompleter(0, autocompletion::tclthreads()); |
|---|
| 56 | SetConsoleCommand(TclThreadManager, status, false); |
|---|
| 57 | SetConsoleCommand(TclThreadManager, dump, false).setArgumentCompleter(0, autocompletion::tclthreads()); |
|---|
| 58 | SetConsoleCommand(TclThreadManager, flush, false).setArgumentCompleter(0, autocompletion::tclthreads()); |
|---|
| 59 | |
|---|
| 60 | TclThreadManager* instance_tclthreadmanager = &TclThreadManager::getInstance(); |
|---|
| 61 | |
|---|
| 62 | TclThreadManager::TclThreadManager() |
|---|
| 63 | { |
|---|
| 64 | RegisterRootObject(TclThreadManager); |
|---|
| 65 | |
|---|
| 66 | this->threadCounter_ = 0; |
|---|
| 67 | this->orxonoxInterpreterBundle_.id_ = 0; |
|---|
| 68 | this->orxonoxInterpreterBundle_.interpreter_ = TclBind::getInstance().getTclInterpreter(); |
|---|
| 69 | #if (BOOST_VERSION >= 103500) |
|---|
| 70 | this->threadID_ = boost::this_thread::get_id(); |
|---|
| 71 | #else |
|---|
| 72 | // |
|---|
| 73 | #endif |
|---|
| 74 | } |
|---|
| 75 | |
|---|
| 76 | TclThreadManager& TclThreadManager::getInstance() |
|---|
| 77 | { |
|---|
| 78 | static TclThreadManager instance; |
|---|
| 79 | return instance; |
|---|
| 80 | } |
|---|
| 81 | |
|---|
| 82 | unsigned int TclThreadManager::create() |
|---|
| 83 | { |
|---|
| 84 | boost::mutex::scoped_lock bundles_lock(TclThreadManager::getInstance().bundlesMutex_); |
|---|
| 85 | TclThreadManager::getInstance().threadCounter_++; |
|---|
| 86 | std::string name = getConvertedValue<unsigned int, std::string>(TclThreadManager::getInstance().threadCounter_); |
|---|
| 87 | |
|---|
| 88 | TclInterpreterBundle* bundle = new TclInterpreterBundle; |
|---|
| 89 | bundle->id_ = TclThreadManager::getInstance().threadCounter_; |
|---|
| 90 | bundle->interpreter_ = TclThreadManager::getInstance().createNewTclInterpreter(name); |
|---|
| 91 | bundle->interpreterName_ = name; |
|---|
| 92 | bundle->running_ = true; |
|---|
| 93 | bundle->finished_ = true; |
|---|
| 94 | |
|---|
| 95 | TclThreadManager::getInstance().interpreterBundles_[TclThreadManager::getInstance().threadCounter_] = bundle; |
|---|
| 96 | COUT(0) << "Created new Tcl-interpreter with ID " << TclThreadManager::getInstance().threadCounter_ << std::endl; |
|---|
| 97 | return TclThreadManager::getInstance().threadCounter_; |
|---|
| 98 | } |
|---|
| 99 | |
|---|
| 100 | unsigned int TclThreadManager::createID(unsigned int threadID) |
|---|
| 101 | { |
|---|
| 102 | unsigned int temp = TclThreadManager::getInstance().threadCounter_; |
|---|
| 103 | TclThreadManager::getInstance().threadCounter_ = threadID - 1; |
|---|
| 104 | TclThreadManager::create(); |
|---|
| 105 | TclThreadManager::getInstance().threadCounter_ = temp; |
|---|
| 106 | return threadID; |
|---|
| 107 | } |
|---|
| 108 | |
|---|
| 109 | void TclThreadManager::destroy(unsigned int threadID) |
|---|
| 110 | { |
|---|
| 111 | TclInterpreterBundle* bundle = TclThreadManager::getInstance().getInterpreterBundle(threadID); |
|---|
| 112 | if (bundle) |
|---|
| 113 | { |
|---|
| 114 | { |
|---|
| 115 | boost::mutex::scoped_lock running_lock(bundle->runningMutex_); |
|---|
| 116 | bundle->running_ = false; |
|---|
| 117 | } |
|---|
| 118 | while (true) |
|---|
| 119 | { |
|---|
| 120 | { |
|---|
| 121 | boost::mutex::scoped_lock finished_lock(bundle->finishedMutex_); |
|---|
| 122 | if (bundle->finished_) |
|---|
| 123 | { |
|---|
| 124 | boost::mutex::scoped_lock bundles_lock(TclThreadManager::getInstance().bundlesMutex_); |
|---|
| 125 | #if (BOOST_VERSION >= 103500) |
|---|
| 126 | boost::mutex::scoped_try_lock interpreter_lock(bundle->interpreterMutex_); |
|---|
| 127 | #else |
|---|
| 128 | boost::try_mutex::scoped_try_lock interpreter_lock(bundle->interpreterMutex_); |
|---|
| 129 | #endif |
|---|
| 130 | try |
|---|
| 131 | { |
|---|
| 132 | while (!interpreter_lock.try_lock()) |
|---|
| 133 | { |
|---|
| 134 | TclThreadManager::getInstance().orxonoxEvalCondition_.notify_one(); |
|---|
| 135 | #if (BOOST_VERSION >= 103500) |
|---|
| 136 | boost::this_thread::yield(); |
|---|
| 137 | #else |
|---|
| 138 | boost::thread::yield(); |
|---|
| 139 | #endif |
|---|
| 140 | } |
|---|
| 141 | } catch (...) {} |
|---|
| 142 | delete bundle->interpreter_; |
|---|
| 143 | delete bundle; |
|---|
| 144 | TclThreadManager::getInstance().interpreterBundles_.erase(threadID); |
|---|
| 145 | break; |
|---|
| 146 | } |
|---|
| 147 | } |
|---|
| 148 | |
|---|
| 149 | TclThreadManager::getInstance().orxonoxEvalCondition_.notify_one(); |
|---|
| 150 | #if (BOOST_VERSION >= 103500) |
|---|
| 151 | boost::this_thread::yield(); |
|---|
| 152 | #else |
|---|
| 153 | boost::thread::yield(); |
|---|
| 154 | #endif |
|---|
| 155 | } |
|---|
| 156 | |
|---|
| 157 | COUT(0) << "Destroyed Tcl-interpreter with ID " << threadID << std::endl; |
|---|
| 158 | } |
|---|
| 159 | } |
|---|
| 160 | |
|---|
| 161 | void TclThreadManager::execute(unsigned int threadID, const std::string& _command) |
|---|
| 162 | { |
|---|
| 163 | std::string command = stripEnclosingBraces(_command); |
|---|
| 164 | |
|---|
| 165 | if (threadID == 0) |
|---|
| 166 | TclThreadManager::getInstance().pushCommandToQueue(command); |
|---|
| 167 | else |
|---|
| 168 | TclThreadManager::getInstance().pushCommandToQueue(threadID, command); |
|---|
| 169 | } |
|---|
| 170 | |
|---|
| 171 | std::string TclThreadManager::query(unsigned int threadID, const std::string& command) |
|---|
| 172 | { |
|---|
| 173 | return TclThreadManager::getInstance().evalQuery(TclThreadManager::getInstance().orxonoxInterpreterBundle_.id_, threadID, command); |
|---|
| 174 | } |
|---|
| 175 | |
|---|
| 176 | void TclThreadManager::status() |
|---|
| 177 | { |
|---|
| 178 | COUT(0) << "Thread ID" << '\t' << "Queue size" << '\t' << "State" << std::endl; |
|---|
| 179 | |
|---|
| 180 | std::string output = "Orxonox"; |
|---|
| 181 | output += "\t\t"; |
|---|
| 182 | { |
|---|
| 183 | boost::mutex::scoped_lock queue_lock(TclThreadManager::getInstance().orxonoxInterpreterBundle_.queueMutex_); |
|---|
| 184 | output += getConvertedValue<unsigned int, std::string>(TclThreadManager::getInstance().orxonoxInterpreterBundle_.queue_.size()); |
|---|
| 185 | } |
|---|
| 186 | output += "\t\t"; |
|---|
| 187 | output += "busy"; |
|---|
| 188 | COUT(0) << output << std::endl; |
|---|
| 189 | |
|---|
| 190 | boost::mutex::scoped_lock bundles_lock(TclThreadManager::getInstance().bundlesMutex_); |
|---|
| 191 | for (std::map<unsigned int, TclInterpreterBundle*>::const_iterator it = TclThreadManager::getInstance().interpreterBundles_.begin(); it != TclThreadManager::getInstance().interpreterBundles_.end(); ++it) |
|---|
| 192 | { |
|---|
| 193 | std::string output = getConvertedValue<unsigned int, std::string>((*it).first); |
|---|
| 194 | output += "\t\t"; |
|---|
| 195 | { |
|---|
| 196 | boost::mutex::scoped_lock queue_lock((*it).second->queueMutex_); |
|---|
| 197 | output += getConvertedValue<unsigned int, std::string>((*it).second->queue_.size()); |
|---|
| 198 | } |
|---|
| 199 | output += "\t\t"; |
|---|
| 200 | { |
|---|
| 201 | #if (BOOST_VERSION >= 103500) |
|---|
| 202 | boost::mutex::scoped_try_lock interpreter_lock((*it).second->interpreterMutex_); |
|---|
| 203 | #else |
|---|
| 204 | boost::try_mutex::scoped_try_lock interpreter_lock((*it).second->interpreterMutex_); |
|---|
| 205 | #endif |
|---|
| 206 | if (interpreter_lock.try_lock()) |
|---|
| 207 | output += "ready"; |
|---|
| 208 | else |
|---|
| 209 | output += "busy"; |
|---|
| 210 | } |
|---|
| 211 | COUT(0) << output << std::endl; |
|---|
| 212 | } |
|---|
| 213 | } |
|---|
| 214 | |
|---|
| 215 | void TclThreadManager::dump(unsigned int threadID) |
|---|
| 216 | { |
|---|
| 217 | TclInterpreterBundle* bundle = 0; |
|---|
| 218 | if (threadID == 0) |
|---|
| 219 | { |
|---|
| 220 | bundle = &TclThreadManager::getInstance().orxonoxInterpreterBundle_; |
|---|
| 221 | COUT(0) << "Queue dump of Orxonox:" << std::endl; |
|---|
| 222 | } |
|---|
| 223 | else |
|---|
| 224 | { |
|---|
| 225 | if ((bundle = TclThreadManager::getInstance().getInterpreterBundle(threadID))) |
|---|
| 226 | { |
|---|
| 227 | COUT(0) << "Queue dump of Tcl-thread " << threadID << ":" << std::endl; |
|---|
| 228 | } |
|---|
| 229 | else |
|---|
| 230 | return; |
|---|
| 231 | } |
|---|
| 232 | |
|---|
| 233 | boost::mutex::scoped_lock queue_lock(bundle->queueMutex_); |
|---|
| 234 | unsigned int index = 0; |
|---|
| 235 | for (std::list<std::string>::const_iterator it = bundle->queue_.begin(); it != bundle->queue_.end(); ++it) |
|---|
| 236 | { |
|---|
| 237 | index++; |
|---|
| 238 | COUT(0) << index << ": " << (*it) << std::endl; |
|---|
| 239 | } |
|---|
| 240 | } |
|---|
| 241 | |
|---|
| 242 | void TclThreadManager::flush(unsigned int threadID) |
|---|
| 243 | { |
|---|
| 244 | TclInterpreterBundle* bundle = 0; |
|---|
| 245 | if (threadID == 0) |
|---|
| 246 | bundle = &TclThreadManager::getInstance().orxonoxInterpreterBundle_; |
|---|
| 247 | else |
|---|
| 248 | if (!(bundle = TclThreadManager::getInstance().getInterpreterBundle(threadID))) |
|---|
| 249 | return; |
|---|
| 250 | |
|---|
| 251 | boost::mutex::scoped_lock queue_lock(bundle->queueMutex_); |
|---|
| 252 | bundle->queue_.clear(); |
|---|
| 253 | if (threadID == 0) |
|---|
| 254 | { |
|---|
| 255 | COUT(0) << "Flushed queue of Orxonox Tcl-interpreter." << std::endl; |
|---|
| 256 | } |
|---|
| 257 | else |
|---|
| 258 | { |
|---|
| 259 | COUT(0) << "Flushed queue of Tcl-interpreter " << threadID << "." << std::endl; |
|---|
| 260 | } |
|---|
| 261 | } |
|---|
| 262 | |
|---|
| 263 | void TclThreadManager::tcl_execute(Tcl::object const &args) |
|---|
| 264 | { |
|---|
| 265 | TclThreadManager::getInstance().pushCommandToQueue(stripEnclosingBraces(args.get())); |
|---|
| 266 | } |
|---|
| 267 | |
|---|
| 268 | std::string TclThreadManager::tcl_query(int querierID, Tcl::object const &args) |
|---|
| 269 | { |
|---|
| 270 | return TclThreadManager::getInstance().evalQuery((unsigned int)querierID, stripEnclosingBraces(args.get())); |
|---|
| 271 | } |
|---|
| 272 | |
|---|
| 273 | std::string TclThreadManager::tcl_crossquery(int querierID, int threadID, Tcl::object const &args) |
|---|
| 274 | { |
|---|
| 275 | return TclThreadManager::getInstance().evalQuery((unsigned int)querierID, (unsigned int)threadID, stripEnclosingBraces(args.get())); |
|---|
| 276 | } |
|---|
| 277 | |
|---|
| 278 | bool TclThreadManager::tcl_running(int threadID) |
|---|
| 279 | { |
|---|
| 280 | TclInterpreterBundle* bundle = TclThreadManager::getInstance().getInterpreterBundle((unsigned int)threadID); |
|---|
| 281 | if (bundle) |
|---|
| 282 | { |
|---|
| 283 | boost::mutex::scoped_lock running_lock(bundle->runningMutex_); |
|---|
| 284 | return bundle->running_; |
|---|
| 285 | } |
|---|
| 286 | return false; |
|---|
| 287 | } |
|---|
| 288 | |
|---|
| 289 | Tcl::interpreter* TclThreadManager::createNewTclInterpreter(const std::string& threadID) |
|---|
| 290 | { |
|---|
| 291 | Tcl::interpreter* i = 0; |
|---|
| 292 | i = new Tcl::interpreter(TclBind::getInstance().getTclLibPath()); |
|---|
| 293 | |
|---|
| 294 | try |
|---|
| 295 | { |
|---|
| 296 | i->def("orxonox::query", TclThreadManager::tcl_query, Tcl::variadic()); |
|---|
| 297 | i->def("orxonox::crossquery", TclThreadManager::tcl_crossquery, Tcl::variadic()); |
|---|
| 298 | i->def("orxonox::execute", TclThreadManager::tcl_execute, Tcl::variadic()); |
|---|
| 299 | i->def("orxonox::running", TclThreadManager::tcl_running); |
|---|
| 300 | |
|---|
| 301 | i->def("execute", TclThreadManager::tcl_execute, Tcl::variadic()); |
|---|
| 302 | i->eval("proc query args { orxonox::query " + threadID + " $args }"); |
|---|
| 303 | i->eval("proc crossquery {id args} { orxonox::crossquery " + threadID + " $id $args }"); |
|---|
| 304 | i->eval("set id " + threadID); |
|---|
| 305 | |
|---|
| 306 | i->eval("rename exit tcl::exit"); |
|---|
| 307 | i->eval("proc exit {} { orxonox TclThreadManager destroy " + threadID + " }"); |
|---|
| 308 | |
|---|
| 309 | i->eval("redef_puts"); |
|---|
| 310 | |
|---|
| 311 | // i->eval("rename while tcl::while"); |
|---|
| 312 | // i->eval("proc while {test command} { tcl::while {[uplevel 1 expr $test]} {uplevel 1 $command} }"); // (\"$test\" && [orxonox::running " + threadID + "]]) |
|---|
| 313 | // i->eval("rename for tcl::for"); |
|---|
| 314 | // i->eval("proc for {start test next command} { uplevel tcl::for \"$start\" \"$test\" \"$next\" \"$command\" }"); |
|---|
| 315 | } |
|---|
| 316 | catch (Tcl::tcl_error const &e) |
|---|
| 317 | { COUT(1) << "Tcl error while creating Tcl-interpreter (" << threadID << "): " << e.what() << std::endl; } |
|---|
| 318 | catch (std::exception const &e) |
|---|
| 319 | { COUT(1) << "Error while creating Tcl-interpreter (" << threadID << "): " << e.what() << std::endl; } |
|---|
| 320 | |
|---|
| 321 | return i; |
|---|
| 322 | } |
|---|
| 323 | |
|---|
| 324 | TclInterpreterBundle* TclThreadManager::getInterpreterBundle(unsigned int threadID) |
|---|
| 325 | { |
|---|
| 326 | boost::mutex::scoped_lock bundles_lock(this->bundlesMutex_); |
|---|
| 327 | std::map<unsigned int, TclInterpreterBundle*>::iterator it = this->interpreterBundles_.find(threadID); |
|---|
| 328 | if (it != this->interpreterBundles_.end()) |
|---|
| 329 | { |
|---|
| 330 | return (*it).second; |
|---|
| 331 | } |
|---|
| 332 | else |
|---|
| 333 | { |
|---|
| 334 | this->error("Error: No Tcl-interpreter with ID " + getConvertedValue<unsigned int, std::string>(threadID) + " existing."); |
|---|
| 335 | return 0; |
|---|
| 336 | } |
|---|
| 337 | } |
|---|
| 338 | |
|---|
| 339 | std::string TclThreadManager::dumpList(const std::list<unsigned int>& list) |
|---|
| 340 | { |
|---|
| 341 | std::string output = ""; |
|---|
| 342 | for (std::list<unsigned int>::const_iterator it = list.begin(); it != list.end(); ++it) |
|---|
| 343 | { |
|---|
| 344 | if (it != list.begin()) |
|---|
| 345 | output += " "; |
|---|
| 346 | |
|---|
| 347 | output += getConvertedValue<unsigned int, std::string>(*it); |
|---|
| 348 | } |
|---|
| 349 | return output; |
|---|
| 350 | } |
|---|
| 351 | |
|---|
| 352 | void TclThreadManager::error(const std::string& error) |
|---|
| 353 | { |
|---|
| 354 | #if (BOOST_VERSION >= 103500) |
|---|
| 355 | if (boost::this_thread::get_id() != this->threadID_) |
|---|
| 356 | #else |
|---|
| 357 | if (boost::thread() != this->threadID_) |
|---|
| 358 | #endif |
|---|
| 359 | { |
|---|
| 360 | boost::mutex::scoped_lock queue_lock(this->orxonoxInterpreterBundle_.queueMutex_); |
|---|
| 361 | if (this->orxonoxInterpreterBundle_.queue_.size() >= TCLTHREADMANAGER_MAX_QUEUE_LENGTH) |
|---|
| 362 | { |
|---|
| 363 | #if (BOOST_VERSION >= 103500) |
|---|
| 364 | boost::this_thread::yield(); |
|---|
| 365 | #else |
|---|
| 366 | boost::thread::yield(); |
|---|
| 367 | #endif |
|---|
| 368 | return; |
|---|
| 369 | } |
|---|
| 370 | } |
|---|
| 371 | |
|---|
| 372 | this->forceCommandToFrontOfQueue("error " + error); |
|---|
| 373 | } |
|---|
| 374 | |
|---|
| 375 | void TclThreadManager::debug(const std::string& error) |
|---|
| 376 | { |
|---|
| 377 | #if (BOOST_VERSION >= 103500) |
|---|
| 378 | if (boost::this_thread::get_id() != this->threadID_) |
|---|
| 379 | #else |
|---|
| 380 | if (boost::thread() != this->threadID_) |
|---|
| 381 | #endif |
|---|
| 382 | { |
|---|
| 383 | boost::mutex::scoped_lock queue_lock(this->orxonoxInterpreterBundle_.queueMutex_); |
|---|
| 384 | if (this->orxonoxInterpreterBundle_.queue_.size() >= TCLTHREADMANAGER_MAX_QUEUE_LENGTH) |
|---|
| 385 | { |
|---|
| 386 | #if (BOOST_VERSION >= 103500) |
|---|
| 387 | boost::this_thread::yield(); |
|---|
| 388 | #else |
|---|
| 389 | boost::thread::yield(); |
|---|
| 390 | #endif |
|---|
| 391 | return; |
|---|
| 392 | } |
|---|
| 393 | } |
|---|
| 394 | |
|---|
| 395 | this->forceCommandToFrontOfQueue("debug " + error); |
|---|
| 396 | } |
|---|
| 397 | |
|---|
| 398 | void TclThreadManager::pushCommandToQueue(const std::string& command) |
|---|
| 399 | { |
|---|
| 400 | boost::mutex::scoped_lock queue_lock(this->orxonoxInterpreterBundle_.queueMutex_); |
|---|
| 401 | while (this->orxonoxInterpreterBundle_.queue_.size() >= TCLTHREADMANAGER_MAX_QUEUE_LENGTH) |
|---|
| 402 | this->fullQueueCondition_.wait(queue_lock); |
|---|
| 403 | |
|---|
| 404 | this->orxonoxInterpreterBundle_.queue_.push_back(command); |
|---|
| 405 | } |
|---|
| 406 | |
|---|
| 407 | void TclThreadManager::forceCommandToFrontOfQueue(const std::string& command) |
|---|
| 408 | { |
|---|
| 409 | boost::mutex::scoped_lock queue_lock(this->orxonoxInterpreterBundle_.queueMutex_); |
|---|
| 410 | this->orxonoxInterpreterBundle_.queue_.push_front(command); |
|---|
| 411 | } |
|---|
| 412 | |
|---|
| 413 | std::string TclThreadManager::popCommandFromQueue() |
|---|
| 414 | { |
|---|
| 415 | boost::mutex::scoped_lock queue_lock(this->orxonoxInterpreterBundle_.queueMutex_); |
|---|
| 416 | std::string temp = this->orxonoxInterpreterBundle_.queue_.front(); |
|---|
| 417 | this->orxonoxInterpreterBundle_.queue_.pop_front(); |
|---|
| 418 | this->fullQueueCondition_.notify_one(); |
|---|
| 419 | return temp; |
|---|
| 420 | } |
|---|
| 421 | |
|---|
| 422 | bool TclThreadManager::queueIsEmpty() |
|---|
| 423 | { |
|---|
| 424 | boost::mutex::scoped_lock queue_lock(this->orxonoxInterpreterBundle_.queueMutex_); |
|---|
| 425 | return this->orxonoxInterpreterBundle_.queue_.empty(); |
|---|
| 426 | } |
|---|
| 427 | |
|---|
| 428 | void TclThreadManager::pushCommandToQueue(unsigned int threadID, const std::string& command) |
|---|
| 429 | { |
|---|
| 430 | TclInterpreterBundle* bundle = this->getInterpreterBundle(threadID); |
|---|
| 431 | if (bundle) |
|---|
| 432 | { |
|---|
| 433 | boost::mutex::scoped_lock queue_lock(bundle->queueMutex_); |
|---|
| 434 | if (bundle->queue_.size() >= TCLTHREADMANAGER_MAX_QUEUE_LENGTH) |
|---|
| 435 | { |
|---|
| 436 | this->error("Error: Queue of Tcl-interpreter " + getConvertedValue<unsigned int, std::string>(threadID) + " is full, couldn't add command."); |
|---|
| 437 | return; |
|---|
| 438 | } |
|---|
| 439 | |
|---|
| 440 | bundle->queue_.push_back(command); |
|---|
| 441 | } |
|---|
| 442 | } |
|---|
| 443 | |
|---|
| 444 | std::string TclThreadManager::popCommandFromQueue(unsigned int threadID) |
|---|
| 445 | { |
|---|
| 446 | TclInterpreterBundle* bundle = this->getInterpreterBundle(threadID); |
|---|
| 447 | if (bundle) |
|---|
| 448 | { |
|---|
| 449 | boost::mutex::scoped_lock queue_lock(bundle->queueMutex_); |
|---|
| 450 | std::string temp = bundle->queue_.front(); |
|---|
| 451 | bundle->queue_.pop_front(); |
|---|
| 452 | return temp; |
|---|
| 453 | } |
|---|
| 454 | return ""; |
|---|
| 455 | } |
|---|
| 456 | |
|---|
| 457 | bool TclThreadManager::queueIsEmpty(unsigned int threadID) |
|---|
| 458 | { |
|---|
| 459 | TclInterpreterBundle* bundle = this->getInterpreterBundle(threadID); |
|---|
| 460 | if (bundle) |
|---|
| 461 | { |
|---|
| 462 | boost::mutex::scoped_lock queue_lock(bundle->queueMutex_); |
|---|
| 463 | return bundle->queue_.empty(); |
|---|
| 464 | } |
|---|
| 465 | return true; |
|---|
| 466 | } |
|---|
| 467 | |
|---|
| 468 | bool TclThreadManager::updateQueriersList(TclInterpreterBundle* querier, TclInterpreterBundle* target) |
|---|
| 469 | { |
|---|
| 470 | if (querier == target) |
|---|
| 471 | return false; |
|---|
| 472 | |
|---|
| 473 | boost::mutex::scoped_lock queriers_lock(target->queriersMutex_); |
|---|
| 474 | |
|---|
| 475 | { |
|---|
| 476 | boost::mutex::scoped_lock queriers_lock(querier->queriersMutex_); |
|---|
| 477 | target->queriers_.insert(target->queriers_.end(), querier->queriers_.begin(), querier->queriers_.end()); |
|---|
| 478 | } |
|---|
| 479 | |
|---|
| 480 | target->queriers_.insert(target->queriers_.end(), querier->id_); |
|---|
| 481 | |
|---|
| 482 | if (std::find(target->queriers_.begin(), target->queriers_.end(), target->id_) != target->queriers_.end()) |
|---|
| 483 | { |
|---|
| 484 | this->error("Error: Circular query (" + this->dumpList(target->queriers_) + " -> " + getConvertedValue<unsigned int, std::string>(target->id_) + "), couldn't query Tcl-interpreter with ID " + getConvertedValue<unsigned int, std::string>(target->id_) + " from other interpreter with ID " + getConvertedValue<unsigned int, std::string>(querier->id_) + "."); |
|---|
| 485 | return false; |
|---|
| 486 | } |
|---|
| 487 | |
|---|
| 488 | return true; |
|---|
| 489 | } |
|---|
| 490 | |
|---|
| 491 | std::string TclThreadManager::evalQuery(unsigned int querierID, const std::string& command) |
|---|
| 492 | { |
|---|
| 493 | TclInterpreterBundle* querier = this->getInterpreterBundle(querierID); |
|---|
| 494 | std::string output = ""; |
|---|
| 495 | if (querier) |
|---|
| 496 | { |
|---|
| 497 | if (this->updateQueriersList(querier, &this->orxonoxInterpreterBundle_)) |
|---|
| 498 | { |
|---|
| 499 | #if (BOOST_VERSION >= 103500) |
|---|
| 500 | boost::mutex::scoped_lock interpreter_lock(this->orxonoxInterpreterBundle_.interpreterMutex_); |
|---|
| 501 | #else |
|---|
| 502 | boost::try_mutex::scoped_lock interpreter_lock(this->orxonoxInterpreterBundle_.interpreterMutex_); |
|---|
| 503 | #endif |
|---|
| 504 | this->orxonoxEvalCondition_.wait(interpreter_lock); |
|---|
| 505 | |
|---|
| 506 | if (!CommandExecutor::execute(command, false)) |
|---|
| 507 | this->error("Error: Can't execute command \"" + command + "\"!"); |
|---|
| 508 | |
|---|
| 509 | if (CommandExecutor::getLastEvaluation().hasReturnvalue()) |
|---|
| 510 | output = CommandExecutor::getLastEvaluation().getReturnvalue().toString(); |
|---|
| 511 | } |
|---|
| 512 | |
|---|
| 513 | boost::mutex::scoped_lock queriers_lock(this->orxonoxInterpreterBundle_.queriersMutex_); |
|---|
| 514 | this->orxonoxInterpreterBundle_.queriers_.clear(); |
|---|
| 515 | } |
|---|
| 516 | return output; |
|---|
| 517 | } |
|---|
| 518 | |
|---|
| 519 | std::string TclThreadManager::evalQuery(unsigned int querierID, unsigned int threadID, const std::string& command) |
|---|
| 520 | { |
|---|
| 521 | TclInterpreterBundle* target = 0; |
|---|
| 522 | if (threadID) |
|---|
| 523 | target = this->getInterpreterBundle(threadID); |
|---|
| 524 | else |
|---|
| 525 | target = &this->orxonoxInterpreterBundle_; |
|---|
| 526 | |
|---|
| 527 | std::string output = ""; |
|---|
| 528 | if (target) |
|---|
| 529 | { |
|---|
| 530 | TclInterpreterBundle* querier = 0; |
|---|
| 531 | if (querierID) |
|---|
| 532 | querier = this->getInterpreterBundle(querierID); |
|---|
| 533 | else |
|---|
| 534 | querier = &this->orxonoxInterpreterBundle_; |
|---|
| 535 | |
|---|
| 536 | if (querier) |
|---|
| 537 | { |
|---|
| 538 | if (this->updateQueriersList(querier, target)) |
|---|
| 539 | { |
|---|
| 540 | #if (BOOST_VERSION >= 103500) |
|---|
| 541 | boost::mutex::scoped_try_lock interpreter_lock(target->interpreterMutex_); |
|---|
| 542 | #else |
|---|
| 543 | boost::try_mutex::scoped_try_lock interpreter_lock(target->interpreterMutex_); |
|---|
| 544 | #endif |
|---|
| 545 | bool successfullyLocked = false; |
|---|
| 546 | try |
|---|
| 547 | { |
|---|
| 548 | if (querierID == 0 || std::find(querier->queriers_.begin(), querier->queriers_.end(), (unsigned int)0) != querier->queriers_.end()) |
|---|
| 549 | successfullyLocked = interpreter_lock.try_lock(); |
|---|
| 550 | else |
|---|
| 551 | { |
|---|
| 552 | while (!interpreter_lock.try_lock()) |
|---|
| 553 | { |
|---|
| 554 | #if (BOOST_VERSION >= 103500) |
|---|
| 555 | boost::this_thread::yield(); |
|---|
| 556 | #else |
|---|
| 557 | boost::thread::yield(); |
|---|
| 558 | #endif |
|---|
| 559 | } |
|---|
| 560 | |
|---|
| 561 | successfullyLocked = true; |
|---|
| 562 | } |
|---|
| 563 | } catch (...) {} |
|---|
| 564 | |
|---|
| 565 | if (successfullyLocked) |
|---|
| 566 | { |
|---|
| 567 | this->debug("TclThread_query: " + command); |
|---|
| 568 | try |
|---|
| 569 | { output = (std::string)target->interpreter_->eval(command); } |
|---|
| 570 | catch (Tcl::tcl_error const &e) |
|---|
| 571 | { this->error("Tcl error: " + (std::string)e.what()); } |
|---|
| 572 | catch (std::exception const &e) |
|---|
| 573 | { this->error("Error while executing Tcl: " + (std::string)e.what()); } |
|---|
| 574 | } |
|---|
| 575 | else |
|---|
| 576 | { |
|---|
| 577 | this->error("Error: Couldn't query Tcl-interpreter with ID " + getConvertedValue<unsigned int, std::string>(threadID) + ", interpreter is busy right now."); |
|---|
| 578 | } |
|---|
| 579 | } |
|---|
| 580 | |
|---|
| 581 | boost::mutex::scoped_lock queriers_lock(target->queriersMutex_); |
|---|
| 582 | target->queriers_.clear(); |
|---|
| 583 | } |
|---|
| 584 | } |
|---|
| 585 | return output; |
|---|
| 586 | } |
|---|
| 587 | |
|---|
| 588 | void TclThreadManager::tick(float dt) |
|---|
| 589 | { |
|---|
| 590 | { |
|---|
| 591 | this->orxonoxEvalCondition_.notify_one(); |
|---|
| 592 | #if (BOOST_VERSION >= 103500) |
|---|
| 593 | boost::this_thread::yield(); |
|---|
| 594 | #else |
|---|
| 595 | boost::thread::yield(); |
|---|
| 596 | #endif |
|---|
| 597 | } |
|---|
| 598 | |
|---|
| 599 | { |
|---|
| 600 | boost::mutex::scoped_lock bundles_lock(this->bundlesMutex_); |
|---|
| 601 | for (std::map<unsigned int, TclInterpreterBundle*>::iterator it = this->interpreterBundles_.begin(); it != this->interpreterBundles_.end(); ++it) |
|---|
| 602 | { |
|---|
| 603 | boost::mutex::scoped_lock queue_lock((*it).second->queueMutex_); |
|---|
| 604 | if (!(*it).second->queue_.empty()) |
|---|
| 605 | { |
|---|
| 606 | std::string command = (*it).second->queue_.front(); |
|---|
| 607 | (*it).second->queue_.pop_front(); |
|---|
| 608 | { |
|---|
| 609 | boost::mutex::scoped_lock finished_lock((*it).second->finishedMutex_); |
|---|
| 610 | (*it).second->finished_ = false; |
|---|
| 611 | } |
|---|
| 612 | boost::thread(boost::bind(&tclThread, (*it).second, command)); |
|---|
| 613 | } |
|---|
| 614 | } |
|---|
| 615 | } |
|---|
| 616 | |
|---|
| 617 | { |
|---|
| 618 | #if (BOOST_VERSION >= 103500) |
|---|
| 619 | boost::mutex::scoped_lock interpreter_lock(this->orxonoxInterpreterBundle_.interpreterMutex_); |
|---|
| 620 | #else |
|---|
| 621 | boost::try_mutex::scoped_lock interpreter_lock(this->orxonoxInterpreterBundle_.interpreterMutex_); |
|---|
| 622 | #endif |
|---|
| 623 | unsigned long maxtime = (unsigned long)(dt * 1000000 * TCLTHREADMANAGER_MAX_CPU_USAGE); |
|---|
| 624 | Ogre::Timer timer; |
|---|
| 625 | while (!this->queueIsEmpty()) |
|---|
| 626 | { |
|---|
| 627 | CommandExecutor::execute(this->popCommandFromQueue(), false); |
|---|
| 628 | if (timer.getMicroseconds() > maxtime) |
|---|
| 629 | break; |
|---|
| 630 | } |
|---|
| 631 | } |
|---|
| 632 | } |
|---|
| 633 | |
|---|
| 634 | std::list<unsigned int> TclThreadManager::getThreadList() const |
|---|
| 635 | { |
|---|
| 636 | boost::mutex::scoped_lock bundles_lock(TclThreadManager::getInstance().bundlesMutex_); |
|---|
| 637 | std::list<unsigned int> threads; |
|---|
| 638 | for (std::map<unsigned int, TclInterpreterBundle*>::const_iterator it = this->interpreterBundles_.begin(); it != this->interpreterBundles_.end(); ++it) |
|---|
| 639 | threads.push_back((*it).first); |
|---|
| 640 | return threads; |
|---|
| 641 | } |
|---|
| 642 | |
|---|
| 643 | void tclThread(TclInterpreterBundle* interpreterBundle, std::string command) |
|---|
| 644 | { |
|---|
| 645 | TclThreadManager::getInstance().debug("TclThread_execute: " + command); |
|---|
| 646 | #if (BOOST_VERSION >= 103500) |
|---|
| 647 | boost::mutex::scoped_lock interpreter_lock(interpreterBundle->interpreterMutex_); |
|---|
| 648 | #else |
|---|
| 649 | boost::try_mutex::scoped_lock interpreter_lock(interpreterBundle->interpreterMutex_); |
|---|
| 650 | #endif |
|---|
| 651 | try |
|---|
| 652 | { |
|---|
| 653 | interpreterBundle->interpreter_->eval(command); |
|---|
| 654 | } |
|---|
| 655 | catch (Tcl::tcl_error const &e) |
|---|
| 656 | { |
|---|
| 657 | TclThreadManager::getInstance().error("Tcl (ID " + getConvertedValue<unsigned int, std::string>(interpreterBundle->id_) + ") error: " + e.what()); |
|---|
| 658 | } |
|---|
| 659 | catch (std::exception const &e) |
|---|
| 660 | { |
|---|
| 661 | TclThreadManager::getInstance().error("Error while executing Tcl (ID " + getConvertedValue<unsigned int, std::string>(interpreterBundle->id_) + "): " + e.what()); |
|---|
| 662 | } |
|---|
| 663 | |
|---|
| 664 | boost::mutex::scoped_lock finished_lock(interpreterBundle->finishedMutex_); |
|---|
| 665 | interpreterBundle->finished_ = true; |
|---|
| 666 | interpreterBundle->finishedCondition_.notify_all(); |
|---|
| 667 | } |
|---|
| 668 | } |
|---|