Mercurial > hg > orthanc
annotate Core/HttpServer/MongooseServer.cpp @ 414:26290b46056b
http method faking
| author | Sebastien Jodogne <s.jodogne@gmail.com> |
|---|---|
| date | Fri, 03 May 2013 21:57:32 +0200 |
| parents | 63f707278fc8 |
| children | d558fa565c42 |
| rev | line source |
|---|---|
| 0 | 1 /** |
| 59 | 2 * Orthanc - A Lightweight, RESTful DICOM Store |
| 398 | 3 * Copyright (C) 2012-2013 Medical Physics Department, CHU of Liege, |
| 0 | 4 * Belgium |
| 5 * | |
| 6 * This program is free software: you can redistribute it and/or | |
| 7 * modify it under the terms of the GNU General Public License as | |
| 8 * published by the Free Software Foundation, either version 3 of the | |
| 9 * License, or (at your option) any later version. | |
| 136 | 10 * |
| 11 * In addition, as a special exception, the copyright holders of this | |
| 12 * program give permission to link the code of its release with the | |
| 13 * OpenSSL project's "OpenSSL" library (or with modified versions of it | |
| 14 * that use the same license as the "OpenSSL" library), and distribute | |
| 15 * the linked executables. You must obey the GNU General Public License | |
| 16 * in all respects for all of the code used other than "OpenSSL". If you | |
| 17 * modify file(s) with this exception, you may extend this exception to | |
| 18 * your version of the file(s), but you are not obligated to do so. If | |
| 19 * you do not wish to do so, delete this exception statement from your | |
| 20 * version. If you delete this exception statement from all source files | |
| 21 * in the program, then also delete it here. | |
| 0 | 22 * |
| 23 * This program is distributed in the hope that it will be useful, but | |
| 24 * WITHOUT ANY WARRANTY; without even the implied warranty of | |
| 25 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
| 26 * General Public License for more details. | |
| 27 * | |
| 28 * You should have received a copy of the GNU General Public License | |
| 29 * along with this program. If not, see <http://www.gnu.org/licenses/>. | |
| 30 **/ | |
| 31 | |
| 32 | |
| 33 // http://en.highscore.de/cpp/boost/stringhandling.html | |
| 34 | |
| 35 #include "MongooseServer.h" | |
| 36 | |
| 37 #include <algorithm> | |
| 38 #include <string.h> | |
| 39 #include <boost/lexical_cast.hpp> | |
| 40 #include <boost/algorithm/string.hpp> | |
| 41 #include <iostream> | |
| 42 #include <string.h> | |
| 43 #include <stdio.h> | |
| 44 #include <boost/thread.hpp> | |
| 108 | 45 #include <glog/logging.h> |
| 0 | 46 |
| 59 | 47 #include "../OrthancException.h" |
| 0 | 48 #include "../ChunkedBuffer.h" |
| 324 | 49 #include "HttpOutput.h" |
| 0 | 50 #include "mongoose.h" |
| 51 | |
| 52 | |
| 59 | 53 #define ORTHANC_REALM "Orthanc Secure Area" |
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55 static const long LOCALHOST = (127ll << 24) + 1ll; |
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56 |
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57 |
| 59 | 58 namespace Orthanc |
| 0 | 59 { |
| 60 static const char multipart[] = "multipart/form-data; boundary="; | |
| 61 static unsigned int multipartLength = sizeof(multipart) / sizeof(char) - 1; | |
| 62 | |
| 63 | |
| 64 namespace | |
| 65 { | |
| 66 // Anonymous namespace to avoid clashes between compilation modules | |
| 67 class MongooseOutput : public HttpOutput | |
| 68 { | |
| 69 private: | |
| 70 struct mg_connection* connection_; | |
| 71 | |
| 72 public: | |
| 73 MongooseOutput(struct mg_connection* connection) : connection_(connection) | |
| 74 { | |
| 75 } | |
| 76 | |
| 77 virtual void Send(const void* buffer, size_t length) | |
| 78 { | |
| 217 | 79 if (length > 0) |
| 80 { | |
| 81 mg_write(connection_, buffer, length); | |
| 82 } | |
| 0 | 83 } |
| 84 }; | |
| 85 | |
| 86 | |
| 87 enum PostDataStatus | |
| 88 { | |
| 89 PostDataStatus_Success, | |
| 90 PostDataStatus_NoLength, | |
| 91 PostDataStatus_Pending, | |
| 92 PostDataStatus_Failure | |
| 93 }; | |
| 94 } | |
| 95 | |
| 96 | |
| 97 // TODO Move this to external file | |
| 98 | |
| 99 | |
| 100 class ChunkedFile : public ChunkedBuffer | |
| 101 { | |
| 102 private: | |
| 103 std::string filename_; | |
| 104 | |
| 105 public: | |
| 106 ChunkedFile(const std::string& filename) : | |
| 107 filename_(filename) | |
| 108 { | |
| 109 } | |
| 110 | |
| 111 const std::string& GetFilename() const | |
| 112 { | |
| 113 return filename_; | |
| 114 } | |
| 115 }; | |
| 116 | |
| 117 | |
| 118 | |
| 119 class ChunkStore | |
| 120 { | |
| 121 private: | |
| 122 typedef std::list<ChunkedFile*> Content; | |
| 123 Content content_; | |
| 124 unsigned int numPlaces_; | |
| 125 | |
| 126 boost::mutex mutex_; | |
| 127 std::set<std::string> discardedFiles_; | |
| 128 | |
| 129 void Clear() | |
| 130 { | |
| 131 for (Content::iterator it = content_.begin(); | |
| 132 it != content_.end(); it++) | |
| 133 { | |
| 134 delete *it; | |
| 135 } | |
| 136 } | |
| 137 | |
| 138 Content::iterator Find(const std::string& filename) | |
| 139 { | |
| 140 for (Content::iterator it = content_.begin(); | |
| 141 it != content_.end(); it++) | |
| 142 { | |
| 143 if ((*it)->GetFilename() == filename) | |
| 144 { | |
| 145 return it; | |
| 146 } | |
| 147 } | |
| 148 | |
| 149 return content_.end(); | |
| 150 } | |
| 151 | |
| 152 void Remove(const std::string& filename) | |
| 153 { | |
| 154 Content::iterator it = Find(filename); | |
| 155 if (it != content_.end()) | |
| 156 { | |
| 157 delete *it; | |
| 158 content_.erase(it); | |
| 159 } | |
| 160 } | |
| 161 | |
| 162 public: | |
| 163 ChunkStore() | |
| 164 { | |
| 165 numPlaces_ = 10; | |
| 166 } | |
| 167 | |
| 168 ~ChunkStore() | |
| 169 { | |
| 170 Clear(); | |
| 171 } | |
| 172 | |
| 173 PostDataStatus Store(std::string& completed, | |
| 174 const char* chunkData, | |
| 175 size_t chunkSize, | |
| 176 const std::string& filename, | |
| 177 size_t filesize) | |
| 178 { | |
| 179 boost::mutex::scoped_lock lock(mutex_); | |
| 180 | |
| 181 std::set<std::string>::iterator wasDiscarded = discardedFiles_.find(filename); | |
| 182 if (wasDiscarded != discardedFiles_.end()) | |
| 183 { | |
| 184 discardedFiles_.erase(wasDiscarded); | |
| 185 return PostDataStatus_Failure; | |
| 186 } | |
| 187 | |
| 188 ChunkedFile* f; | |
| 189 Content::iterator it = Find(filename); | |
| 190 if (it == content_.end()) | |
| 191 { | |
| 192 f = new ChunkedFile(filename); | |
| 193 | |
| 194 // Make some room | |
| 195 if (content_.size() >= numPlaces_) | |
| 196 { | |
| 197 discardedFiles_.insert(content_.front()->GetFilename()); | |
| 198 delete content_.front(); | |
| 199 content_.pop_front(); | |
| 200 } | |
| 201 | |
| 202 content_.push_back(f); | |
| 203 } | |
| 204 else | |
| 205 { | |
| 206 f = *it; | |
| 207 } | |
| 208 | |
| 209 f->AddChunk(chunkData, chunkSize); | |
| 210 | |
| 211 if (f->GetNumBytes() > filesize) | |
| 212 { | |
| 213 Remove(filename); | |
| 214 } | |
| 215 else if (f->GetNumBytes() == filesize) | |
| 216 { | |
| 217 f->Flatten(completed); | |
| 218 Remove(filename); | |
| 219 return PostDataStatus_Success; | |
| 220 } | |
| 221 | |
| 222 return PostDataStatus_Pending; | |
| 223 } | |
| 224 | |
| 225 /*void Print() | |
| 226 { | |
| 227 boost::mutex::scoped_lock lock(mutex_); | |
| 228 | |
| 229 printf("ChunkStore status:\n"); | |
| 230 for (Content::const_iterator i = content_.begin(); | |
| 231 i != content_.end(); i++) | |
| 232 { | |
| 233 printf(" [%s]: %d\n", (*i)->GetFilename().c_str(), (*i)->GetNumBytes()); | |
| 234 } | |
| 235 printf("-----\n"); | |
| 236 }*/ | |
| 237 }; | |
| 238 | |
| 239 | |
| 240 struct MongooseServer::PImpl | |
| 241 { | |
| 242 struct mg_context *context_; | |
| 243 ChunkStore chunkStore_; | |
| 244 }; | |
| 245 | |
| 246 | |
| 247 ChunkStore& MongooseServer::GetChunkStore() | |
| 248 { | |
| 249 return pimpl_->chunkStore_; | |
| 250 } | |
| 251 | |
| 252 | |
| 253 | |
| 254 HttpHandler* MongooseServer::FindHandler(const UriComponents& forUri) const | |
| 255 { | |
| 256 for (Handlers::const_iterator it = | |
| 257 handlers_.begin(); it != handlers_.end(); it++) | |
| 258 { | |
| 259 if ((*it)->IsServedUri(forUri)) | |
| 260 { | |
| 261 return *it; | |
| 262 } | |
| 263 } | |
| 264 | |
| 265 return NULL; | |
| 266 } | |
| 267 | |
| 268 | |
| 269 | |
| 270 | |
| 271 static PostDataStatus ReadPostData(std::string& postData, | |
| 272 struct mg_connection *connection, | |
| 273 const HttpHandler::Arguments& headers) | |
| 274 { | |
| 275 HttpHandler::Arguments::const_iterator cs = headers.find("content-length"); | |
| 276 if (cs == headers.end()) | |
| 277 { | |
| 278 return PostDataStatus_NoLength; | |
| 279 } | |
| 280 | |
| 281 int length; | |
| 282 try | |
| 283 { | |
| 284 length = boost::lexical_cast<int>(cs->second); | |
| 285 } | |
| 286 catch (boost::bad_lexical_cast) | |
| 287 { | |
| 288 return PostDataStatus_NoLength; | |
| 289 } | |
| 290 | |
| 291 if (length < 0) | |
| 292 { | |
| 293 length = 0; | |
| 294 } | |
| 295 | |
| 296 postData.resize(length); | |
| 297 | |
| 298 size_t pos = 0; | |
| 299 while (length > 0) | |
| 300 { | |
| 301 int r = mg_read(connection, &postData[pos], length); | |
| 302 if (r <= 0) | |
| 303 { | |
| 304 return PostDataStatus_Failure; | |
| 305 } | |
| 8 | 306 assert(r <= length); |
| 0 | 307 length -= r; |
| 308 pos += r; | |
| 309 } | |
| 310 | |
| 311 return PostDataStatus_Success; | |
| 312 } | |
| 313 | |
| 314 | |
| 315 | |
| 316 static PostDataStatus ParseMultipartPost(std::string &completedFile, | |
| 317 struct mg_connection *connection, | |
| 318 const HttpHandler::Arguments& headers, | |
| 319 const std::string& contentType, | |
| 320 ChunkStore& chunkStore) | |
| 321 { | |
| 322 std::string boundary = "--" + contentType.substr(multipartLength); | |
| 323 | |
| 324 std::string postData; | |
| 325 PostDataStatus status = ReadPostData(postData, connection, headers); | |
| 326 | |
| 327 if (status != PostDataStatus_Success) | |
| 328 { | |
| 329 return status; | |
| 330 } | |
| 331 | |
| 332 /*for (HttpHandler::Arguments::const_iterator i = headers.begin(); i != headers.end(); i++) | |
| 333 { | |
| 334 std::cout << "Header [" << i->first << "] = " << i->second << "\n"; | |
| 335 } | |
| 336 printf("CHUNK\n");*/ | |
| 337 | |
| 338 typedef HttpHandler::Arguments::const_iterator ArgumentIterator; | |
| 339 | |
| 340 ArgumentIterator requestedWith = headers.find("x-requested-with"); | |
| 341 ArgumentIterator fileName = headers.find("x-file-name"); | |
| 342 ArgumentIterator fileSizeStr = headers.find("x-file-size"); | |
| 343 | |
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344 if (requestedWith != headers.end() && |
| 0 | 345 requestedWith->second != "XMLHttpRequest") |
| 346 { | |
| 347 return PostDataStatus_Failure; | |
| 348 } | |
| 349 | |
| 350 size_t fileSize = 0; | |
| 351 if (fileSizeStr != headers.end()) | |
| 352 { | |
| 353 try | |
| 354 { | |
| 355 fileSize = boost::lexical_cast<size_t>(fileSizeStr->second); | |
| 356 } | |
| 357 catch (boost::bad_lexical_cast) | |
| 358 { | |
| 359 return PostDataStatus_Failure; | |
| 360 } | |
| 361 } | |
| 362 | |
| 363 typedef boost::find_iterator<std::string::iterator> FindIterator; | |
| 10 | 364 typedef boost::iterator_range<char*> Range; |
| 0 | 365 |
| 366 //chunkStore.Print(); | |
| 367 | |
| 368 try | |
| 369 { | |
| 370 FindIterator last; | |
| 371 for (FindIterator it = | |
| 372 make_find_iterator(postData, boost::first_finder(boundary)); | |
| 373 it!=FindIterator(); | |
| 374 ++it) | |
| 375 { | |
| 376 if (last != FindIterator()) | |
| 377 { | |
| 10 | 378 Range part(&last->back(), &it->front()); |
| 0 | 379 Range content = boost::find_first(part, "\r\n\r\n"); |
| 345 | 380 if (/*content != Range()*/!content.empty()) |
| 0 | 381 { |
| 382 Range c(&content.back() + 1, &it->front() - 2); | |
| 383 size_t chunkSize = c.size(); | |
| 384 | |
| 385 if (chunkSize > 0) | |
| 386 { | |
| 387 const char* chunkData = &c.front(); | |
| 388 | |
| 389 if (fileName == headers.end()) | |
| 390 { | |
| 391 // This file is stored in a single chunk | |
| 392 completedFile.resize(chunkSize); | |
| 393 if (chunkSize > 0) | |
| 394 { | |
| 395 memcpy(&completedFile[0], chunkData, chunkSize); | |
| 396 } | |
| 397 return PostDataStatus_Success; | |
| 398 } | |
| 399 else | |
| 400 { | |
| 401 return chunkStore.Store(completedFile, chunkData, chunkSize, fileName->second, fileSize); | |
| 402 } | |
| 403 } | |
| 10 | 404 } |
| 0 | 405 } |
| 406 | |
| 407 last = it; | |
| 408 } | |
| 409 } | |
| 410 catch (std::length_error) | |
| 411 { | |
| 412 return PostDataStatus_Failure; | |
| 413 } | |
| 414 | |
| 415 return PostDataStatus_Pending; | |
| 416 } | |
| 417 | |
| 418 | |
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419 static void SendUnauthorized(HttpOutput& output) |
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420 { |
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421 std::string s = "HTTP/1.1 401 Unauthorized\r\n" |
| 59 | 422 "WWW-Authenticate: Basic realm=\"" ORTHANC_REALM "\"" |
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423 "\r\n\r\n"; |
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424 output.Send(&s[0], s.size()); |
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425 } |
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426 |
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427 |
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428 static bool Authorize(const MongooseServer& that, |
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429 const HttpHandler::Arguments& headers, |
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430 HttpOutput& output) |
| 23 | 431 { |
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432 bool granted = false; |
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433 |
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434 HttpHandler::Arguments::const_iterator auth = headers.find("authorization"); |
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435 if (auth != headers.end()) |
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436 { |
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437 std::string s = auth->second; |
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438 if (s.substr(0, 6) == "Basic ") |
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439 { |
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440 std::string b64 = s.substr(6); |
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441 granted = that.IsValidBasicHttpAuthentication(b64); |
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442 } |
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443 } |
| 23 | 444 |
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445 if (!granted) |
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446 { |
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447 SendUnauthorized(output); |
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448 return false; |
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449 } |
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450 else |
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451 { |
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452 return true; |
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453 } |
| 23 | 454 } |
| 455 | |
| 456 | |
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457 static std::string GetAuthenticatedUsername(const HttpHandler::Arguments& headers) |
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458 { |
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459 HttpHandler::Arguments::const_iterator auth = headers.find("authorization"); |
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460 |
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461 if (auth == headers.end()) |
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462 { |
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463 return ""; |
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464 } |
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465 |
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466 std::string s = auth->second; |
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467 if (s.substr(0, 6) != "Basic ") |
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468 { |
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469 return ""; |
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470 } |
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471 |
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472 std::string b64 = s.substr(6); |
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473 std::string decoded = Toolbox::DecodeBase64(b64); |
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474 size_t semicolons = decoded.find(':'); |
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475 |
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476 if (semicolons == std::string::npos) |
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477 { |
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478 // Bad-formatted request |
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479 return ""; |
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480 } |
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481 else |
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482 { |
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483 return decoded.substr(0, semicolons); |
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484 } |
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485 } |
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486 |
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487 |
| 414 | 488 static bool ExtractMethod(Orthanc_HttpMethod& method, |
| 489 const struct mg_request_info *request, | |
| 490 const HttpHandler::Arguments& headers, | |
| 491 const HttpHandler::Arguments& argumentsGET) | |
| 492 { | |
| 493 std::string overriden; | |
| 494 | |
| 495 // Check whether some PUT/DELETE faking is done | |
| 496 | |
| 497 // 1. Faking with Google's approach | |
| 498 HttpHandler::Arguments::const_iterator methodOverride = | |
| 499 headers.find("x-http-method-override"); | |
| 500 | |
| 501 if (methodOverride != headers.end()) | |
| 502 { | |
| 503 overriden = methodOverride->second; | |
| 504 } | |
| 505 else if (!strcmp(request->request_method, "GET")) | |
| 506 { | |
| 507 // 2. Faking with Ruby on Rail's approach | |
| 508 // GET /my/resource?_method=delete <=> DELETE /my/resource | |
| 509 methodOverride = argumentsGET.find("_method"); | |
| 510 if (methodOverride != argumentsGET.end()) | |
| 511 { | |
| 512 overriden = methodOverride->second; | |
| 513 } | |
| 514 } | |
| 515 | |
| 516 if (overriden.size() > 0) | |
| 517 { | |
| 518 // A faking has been done within this request | |
| 519 Toolbox::ToUpperCase(overriden); | |
| 520 | |
| 521 if (overriden == "PUT") | |
| 522 { | |
| 523 method = Orthanc_HttpMethod_Put; | |
| 524 } | |
| 525 else if (overriden == "DELETE") | |
| 526 { | |
| 527 method = Orthanc_HttpMethod_Delete; | |
| 528 } | |
| 529 else | |
| 530 { | |
| 531 return false; | |
| 532 } | |
| 533 } | |
| 534 | |
| 535 // No PUT/DELETE faking was present | |
| 536 if (!strcmp(request->request_method, "GET")) | |
| 537 { | |
| 538 method = Orthanc_HttpMethod_Get; | |
| 539 } | |
| 540 else if (!strcmp(request->request_method, "POST")) | |
| 541 { | |
| 542 method = Orthanc_HttpMethod_Post; | |
| 543 } | |
| 544 else if (!strcmp(request->request_method, "DELETE")) | |
| 545 { | |
| 546 method = Orthanc_HttpMethod_Delete; | |
| 547 } | |
| 548 else if (!strcmp(request->request_method, "PUT")) | |
| 549 { | |
| 550 method = Orthanc_HttpMethod_Put; | |
| 551 } | |
| 552 else | |
| 553 { | |
| 554 return false; | |
| 555 } | |
| 556 | |
| 557 return true; | |
| 558 } | |
| 559 | |
| 560 | |
| 0 | 561 |
| 562 static void* Callback(enum mg_event event, | |
| 563 struct mg_connection *connection, | |
| 564 const struct mg_request_info *request) | |
| 565 { | |
| 566 if (event == MG_NEW_REQUEST) | |
| 567 { | |
| 568 MongooseServer* that = (MongooseServer*) (request->user_data); | |
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569 MongooseOutput output(connection); |
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570 |
| 355 | 571 |
| 414 | 572 // Check remote calls |
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573 if (!that->IsRemoteAccessAllowed() && |
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574 request->remote_ip != LOCALHOST) |
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575 { |
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576 SendUnauthorized(output); |
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577 return (void*) ""; |
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578 } |
| 0 | 579 |
| 580 | |
| 414 | 581 // Extract the HTTP headers |
| 582 HttpHandler::Arguments headers; | |
| 0 | 583 for (int i = 0; i < request->num_headers; i++) |
| 584 { | |
| 585 std::string name = request->http_headers[i].name; | |
| 586 std::transform(name.begin(), name.end(), name.begin(), ::tolower); | |
| 587 headers.insert(std::make_pair(name, request->http_headers[i].value)); | |
| 588 } | |
| 589 | |
| 414 | 590 |
| 591 // Extract the GET arguments | |
| 592 HttpHandler::Arguments argumentsGET; | |
| 593 if (!strcmp(request->request_method, "GET")) | |
| 594 { | |
| 595 HttpHandler::ParseGetQuery(argumentsGET, request->query_string); | |
| 596 } | |
| 597 | |
| 598 | |
| 599 // Compute the HTTP method, taking method faking into consideration | |
| 600 Orthanc_HttpMethod method; | |
| 601 if (!ExtractMethod(method, request, headers, argumentsGET)) | |
| 602 { | |
| 603 output.SendHeader(Orthanc_HttpStatus_405_MethodNotAllowed); | |
| 604 return (void*) ""; | |
| 605 } | |
| 606 | |
| 607 | |
| 23 | 608 // Authenticate this connection |
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609 if (that->IsAuthenticationEnabled() && |
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610 !Authorize(*that, headers, output)) |
| 23 | 611 { |
| 612 return (void*) ""; | |
| 613 } | |
| 614 | |
|
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615 |
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616 // Apply the filter, if it is installed |
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617 const IIncomingHttpRequestFilter *filter = that->GetIncomingHttpRequestFilter(); |
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618 if (filter != NULL) |
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619 { |
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620 std::string username = GetAuthenticatedUsername(headers); |
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621 |
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622 char remoteIp[24]; |
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623 sprintf(remoteIp, "%d.%d.%d.%d", |
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624 reinterpret_cast<const uint8_t*>(&request->remote_ip) [3], |
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625 reinterpret_cast<const uint8_t*>(&request->remote_ip) [2], |
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626 reinterpret_cast<const uint8_t*>(&request->remote_ip) [1], |
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627 reinterpret_cast<const uint8_t*>(&request->remote_ip) [0]); |
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628 |
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629 if (!filter->IsAllowed(method, request->uri, remoteIp, username.c_str())) |
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630 { |
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631 SendUnauthorized(output); |
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632 return (void*) ""; |
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633 } |
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634 } |
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635 |
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636 |
| 414 | 637 // Extract the body of the request for PUT and POST |
| 638 std::string body; | |
| 639 if (method == Orthanc_HttpMethod_Post || | |
| 640 method == Orthanc_HttpMethod_Put) | |
| 0 | 641 { |
| 642 HttpHandler::Arguments::const_iterator ct = headers.find("content-type"); | |
| 643 if (ct == headers.end()) | |
| 644 { | |
| 59 | 645 output.SendHeader(Orthanc_HttpStatus_400_BadRequest); |
| 0 | 646 return (void*) ""; |
| 647 } | |
| 648 | |
| 649 PostDataStatus status; | |
| 650 | |
| 651 std::string contentType = ct->second; | |
| 652 if (contentType.size() >= multipartLength && | |
| 653 !memcmp(contentType.c_str(), multipart, multipartLength)) | |
| 654 { | |
| 414 | 655 status = ParseMultipartPost(body, connection, headers, contentType, that->GetChunkStore()); |
| 0 | 656 } |
| 657 else | |
| 658 { | |
| 414 | 659 status = ReadPostData(body, connection, headers); |
| 0 | 660 } |
| 661 | |
| 662 switch (status) | |
| 663 { | |
| 664 case PostDataStatus_NoLength: | |
| 59 | 665 output.SendHeader(Orthanc_HttpStatus_411_LengthRequired); |
| 0 | 666 return (void*) ""; |
| 667 | |
| 668 case PostDataStatus_Failure: | |
| 59 | 669 output.SendHeader(Orthanc_HttpStatus_400_BadRequest); |
| 0 | 670 return (void*) ""; |
| 671 | |
| 672 case PostDataStatus_Pending: | |
|
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673 output.AnswerBufferWithContentType(NULL, 0, ""); |
| 0 | 674 return (void*) ""; |
| 675 | |
| 676 default: | |
| 677 break; | |
| 678 } | |
| 679 } | |
| 680 | |
| 414 | 681 |
| 682 // Call the proper handler for this URI | |
| 0 | 683 UriComponents uri; |
| 684 Toolbox::SplitUriComponents(uri, request->uri); | |
| 685 | |
| 686 HttpHandler* handler = that->FindHandler(uri); | |
| 687 if (handler) | |
| 688 { | |
| 689 try | |
| 690 { | |
| 414 | 691 handler->Handle(output, method, uri, headers, argumentsGET, body); |
| 0 | 692 } |
| 59 | 693 catch (OrthancException& e) |
| 0 | 694 { |
| 108 | 695 LOG(ERROR) << "MongooseServer Exception [" << e.What() << "]"; |
| 59 | 696 output.SendHeader(Orthanc_HttpStatus_500_InternalServerError); |
| 0 | 697 } |
|
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698 catch (boost::bad_lexical_cast&) |
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699 { |
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700 LOG(ERROR) << "MongooseServer Exception: Bad lexical cast"; |
| 333 | 701 output.SendHeader(Orthanc_HttpStatus_400_BadRequest); |
| 702 } | |
| 703 catch (std::runtime_error&) | |
| 704 { | |
| 705 LOG(ERROR) << "MongooseServer Exception: Presumably a bad JSON request"; | |
| 706 output.SendHeader(Orthanc_HttpStatus_400_BadRequest); | |
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707 } |
| 0 | 708 } |
| 709 else | |
| 710 { | |
| 59 | 711 output.SendHeader(Orthanc_HttpStatus_404_NotFound); |
| 0 | 712 } |
| 713 | |
| 714 // Mark as processed | |
| 715 return (void*) ""; | |
| 716 } | |
| 717 else | |
| 718 { | |
| 719 return NULL; | |
| 720 } | |
| 721 } | |
| 722 | |
| 723 | |
| 724 bool MongooseServer::IsRunning() const | |
| 725 { | |
| 726 return (pimpl_->context_ != NULL); | |
| 727 } | |
| 728 | |
| 729 | |
| 730 MongooseServer::MongooseServer() : pimpl_(new PImpl) | |
| 731 { | |
| 732 pimpl_->context_ = NULL; | |
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733 remoteAllowed_ = false; |
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734 authentication_ = false; |
| 23 | 735 ssl_ = false; |
| 0 | 736 port_ = 8000; |
| 737 } | |
| 738 | |
| 739 | |
| 740 MongooseServer::~MongooseServer() | |
| 741 { | |
| 742 Stop(); | |
| 743 ClearHandlers(); | |
| 744 } | |
| 745 | |
| 746 | |
| 128 | 747 void MongooseServer::SetPortNumber(uint16_t port) |
| 0 | 748 { |
| 749 Stop(); | |
| 750 port_ = port; | |
| 751 } | |
| 752 | |
| 753 void MongooseServer::Start() | |
| 754 { | |
| 755 if (!IsRunning()) | |
| 756 { | |
| 757 std::string port = boost::lexical_cast<std::string>(port_); | |
| 758 | |
| 23 | 759 if (ssl_) |
| 760 { | |
| 761 port += "s"; | |
| 762 } | |
| 763 | |
| 0 | 764 const char *options[] = { |
| 765 "listening_ports", port.c_str(), | |
| 23 | 766 ssl_ ? "ssl_certificate" : NULL, |
| 767 certificate_.c_str(), | |
| 0 | 768 NULL |
| 769 }; | |
| 770 | |
| 771 pimpl_->context_ = mg_start(&Callback, this, options); | |
| 772 if (!pimpl_->context_) | |
| 773 { | |
| 59 | 774 throw OrthancException("Unable to launch the Mongoose server"); |
| 0 | 775 } |
| 776 } | |
| 777 } | |
| 778 | |
| 779 void MongooseServer::Stop() | |
| 780 { | |
| 781 if (IsRunning()) | |
| 782 { | |
| 783 mg_stop(pimpl_->context_); | |
| 784 pimpl_->context_ = NULL; | |
| 785 } | |
| 786 } | |
| 787 | |
| 788 | |
| 789 void MongooseServer::RegisterHandler(HttpHandler* handler) | |
| 790 { | |
| 791 Stop(); | |
| 792 | |
| 793 handlers_.push_back(handler); | |
| 794 } | |
| 795 | |
| 796 | |
| 797 void MongooseServer::ClearHandlers() | |
| 798 { | |
| 799 Stop(); | |
| 800 | |
| 801 for (Handlers::iterator it = | |
| 802 handlers_.begin(); it != handlers_.end(); it++) | |
| 803 { | |
| 804 delete *it; | |
| 805 } | |
| 806 } | |
| 807 | |
| 23 | 808 |
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809 void MongooseServer::ClearUsers() |
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810 { |
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811 Stop(); |
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812 registeredUsers_.clear(); |
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813 } |
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814 |
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815 |
| 23 | 816 void MongooseServer::RegisterUser(const char* username, |
| 817 const char* password) | |
| 818 { | |
| 819 Stop(); | |
| 24 | 820 |
| 821 std::string tag = std::string(username) + ":" + std::string(password); | |
| 822 registeredUsers_.insert(Toolbox::EncodeBase64(tag)); | |
| 23 | 823 } |
| 824 | |
| 825 void MongooseServer::SetSslEnabled(bool enabled) | |
| 826 { | |
| 827 Stop(); | |
| 828 | |
| 59 | 829 #if ORTHANC_SSL_ENABLED == 0 |
| 23 | 830 if (enabled) |
| 831 { | |
| 59 | 832 throw OrthancException("Orthanc has been built without SSL support"); |
| 23 | 833 } |
| 834 else | |
| 835 { | |
| 836 ssl_ = false; | |
| 837 } | |
| 838 #else | |
| 839 ssl_ = enabled; | |
| 840 #endif | |
| 841 } | |
| 842 | |
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843 void MongooseServer::SetAuthenticationEnabled(bool enabled) |
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844 { |
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845 Stop(); |
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846 authentication_ = enabled; |
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847 } |
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848 |
| 23 | 849 void MongooseServer::SetSslCertificate(const char* path) |
| 850 { | |
| 851 Stop(); | |
| 852 certificate_ = path; | |
| 853 } | |
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854 |
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855 void MongooseServer::SetRemoteAccessAllowed(bool allowed) |
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856 { |
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857 Stop(); |
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858 remoteAllowed_ = allowed; |
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859 } |
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860 |
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861 void MongooseServer::SetIncomingHttpRequestFilter(IIncomingHttpRequestFilter& filter) |
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862 { |
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863 Stop(); |
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864 filter_ = &filter; |
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865 } |
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866 |
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867 bool MongooseServer::IsValidBasicHttpAuthentication(const std::string& basic) const |
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868 { |
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869 return registeredUsers_.find(basic) != registeredUsers_.end(); |
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870 } |
| 0 | 871 } |