Mercurial > hg > orthanc-transfers
annotate Plugin/Plugin.cpp @ 9:7e207ade2f1a
preparing for 2019
| author | Sebastien Jodogne <s.jodogne@gmail.com> |
|---|---|
| date | Mon, 24 Dec 2018 13:45:31 +0100 |
| parents | 4c3437217518 |
| children | c9e28e31262e |
| rev | line source |
|---|---|
| 0 | 1 /** |
| 2 * Transfers accelerator plugin for Orthanc | |
| 9 | 3 * Copyright (C) 2018-2019 Osimis S.A., Belgium |
| 0 | 4 * |
| 5 * This program is free software: you can redistribute it and/or | |
| 6 * modify it under the terms of the GNU Affero General Public License | |
| 7 * as published by the Free Software Foundation, either version 3 of | |
| 8 * the License, or (at your option) any later version. | |
| 9 * | |
| 10 * This program is distributed in the hope that it will be useful, but | |
| 11 * WITHOUT ANY WARRANTY; without even the implied warranty of | |
| 12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
| 13 * Affero General Public License for more details. | |
| 14 * | |
| 15 * You should have received a copy of the GNU Affero General Public License | |
| 16 * along with this program. If not, see <http://www.gnu.org/licenses/>. | |
| 17 **/ | |
| 18 | |
| 19 #include "PluginContext.h" | |
| 20 #include "../Framework/HttpQueries/DetectTransferPlugin.h" | |
| 21 #include "../Framework/PullMode/PullJob.h" | |
| 22 #include "../Framework/PushMode/PushJob.h" | |
| 23 #include "../Framework/TransferScheduler.h" | |
| 24 | |
| 25 #include <EmbeddedResources.h> | |
| 26 | |
| 27 #include <Core/ChunkedBuffer.h> | |
| 28 #include <Core/Compression/GzipCompressor.h> | |
| 29 #include <Core/Logging.h> | |
| 30 | |
| 31 | |
| 32 static bool DisplayPerformanceWarning() | |
| 33 { | |
| 34 (void) DisplayPerformanceWarning; // Disable warning about unused function | |
| 35 LOG(WARNING) << "Performance warning in transfers accelerator: " | |
| 36 << "Non-release build, runtime debug assertions are turned on"; | |
| 37 return true; | |
| 38 } | |
| 39 | |
| 40 | |
| 41 static size_t ReadSizeArgument(const OrthancPluginHttpRequest* request, | |
| 42 uint32_t index) | |
| 43 { | |
| 44 std::string value(request->getValues[index]); | |
| 45 | |
| 46 try | |
| 47 { | |
| 48 int tmp = boost::lexical_cast<int>(value); | |
| 49 if (tmp >= 0) | |
| 50 { | |
| 51 return static_cast<size_t>(tmp); | |
| 52 } | |
| 53 } | |
| 54 catch (boost::bad_lexical_cast&) | |
| 55 { | |
| 56 } | |
| 57 | |
| 58 LOG(ERROR) << "The \"" << request->getKeys[index] | |
| 59 << "\" GET argument must be a positive integer: " << value; | |
| 60 throw Orthanc::OrthancException(Orthanc::ErrorCode_BadParameterType); | |
| 61 } | |
| 62 | |
| 63 | |
| 64 void ServeChunks(OrthancPluginRestOutput* output, | |
| 65 const char* url, | |
| 66 const OrthancPluginHttpRequest* request) | |
| 67 { | |
| 68 OrthancPlugins::PluginContext& context = OrthancPlugins::PluginContext::GetInstance(); | |
| 69 | |
| 70 if (request->method != OrthancPluginHttpMethod_Get) | |
| 71 { | |
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72 OrthancPluginSendMethodNotAllowed(OrthancPlugins::GetGlobalContext(), output, "GET"); |
| 0 | 73 return; |
| 74 } | |
| 75 | |
| 76 assert(request->groupsCount == 1); | |
| 77 | |
| 78 std::vector<std::string> instances; | |
| 79 Orthanc::Toolbox::TokenizeString(instances, std::string(request->groups[0]), '.'); | |
| 80 | |
| 81 size_t offset = 0; | |
| 82 size_t requestedSize = 0; | |
| 83 OrthancPlugins::BucketCompression compression = OrthancPlugins::BucketCompression_None; | |
| 84 | |
| 85 for (uint32_t i = 0; i < request->getCount; i++) | |
| 86 { | |
| 87 std::string key(request->getKeys[i]); | |
| 88 | |
| 89 if (key == "offset") | |
| 90 { | |
| 91 offset = ReadSizeArgument(request, i); | |
| 92 } | |
| 93 else if (key == "size") | |
| 94 { | |
| 95 requestedSize = ReadSizeArgument(request, i); | |
| 96 } | |
| 97 else if (key == "compression") | |
| 98 { | |
| 99 compression = OrthancPlugins::StringToBucketCompression(request->getValues[i]); | |
| 100 } | |
| 101 else | |
| 102 { | |
| 103 LOG(INFO) << "Ignored GET argument: " << key; | |
| 104 } | |
| 105 } | |
| 106 | |
| 107 | |
| 108 // Limit the number of clients | |
| 109 Orthanc::Semaphore::Locker lock(context.GetSemaphore()); | |
| 110 | |
| 111 Orthanc::ChunkedBuffer buffer; | |
| 112 | |
| 113 for (size_t i = 0; i < instances.size() && (requestedSize == 0 || | |
| 114 buffer.GetNumBytes() < requestedSize); i++) | |
| 115 { | |
| 116 size_t instanceSize; | |
| 117 std::string md5; // Ignored | |
| 118 context.GetCache().GetInstanceInfo(instanceSize, md5, instances[i]); | |
| 119 | |
| 120 if (offset >= instanceSize) | |
| 121 { | |
| 122 offset -= instanceSize; | |
| 123 } | |
| 124 else | |
| 125 { | |
| 126 size_t toRead; | |
| 127 | |
| 128 if (requestedSize == 0) | |
| 129 { | |
| 130 toRead = instanceSize - offset; | |
| 131 } | |
| 132 else | |
| 133 { | |
| 134 toRead = requestedSize - buffer.GetNumBytes(); | |
| 135 | |
| 136 if (toRead > instanceSize - offset) | |
| 137 { | |
| 138 toRead = instanceSize - offset; | |
| 139 } | |
| 140 } | |
| 141 | |
| 142 std::string chunk; | |
| 143 std::string md5; // Ignored | |
| 144 context.GetCache().GetChunk(chunk, md5, instances[i], offset, toRead); | |
| 145 | |
| 146 buffer.AddChunk(chunk); | |
| 147 offset = 0; | |
| 148 | |
| 149 assert(requestedSize == 0 || | |
| 150 buffer.GetNumBytes() <= requestedSize); | |
| 151 } | |
| 152 } | |
| 153 | |
| 154 std::string chunk; | |
| 155 buffer.Flatten(chunk); | |
| 156 | |
| 157 | |
| 158 switch (compression) | |
| 159 { | |
| 160 case OrthancPlugins::BucketCompression_None: | |
| 161 { | |
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162 OrthancPluginAnswerBuffer(OrthancPlugins::GetGlobalContext(), output, chunk.c_str(), |
| 0 | 163 chunk.size(), "application/octet-stream"); |
| 164 break; | |
| 165 } | |
| 166 | |
| 167 case OrthancPlugins::BucketCompression_Gzip: | |
| 168 { | |
| 169 std::string compressed; | |
| 170 Orthanc::GzipCompressor gzip; | |
| 171 //gzip.SetCompressionLevel(9); | |
| 172 Orthanc::IBufferCompressor::Compress(compressed, gzip, chunk); | |
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173 OrthancPluginAnswerBuffer(OrthancPlugins::GetGlobalContext(), output, compressed.c_str(), |
| 0 | 174 compressed.size(), "application/gzip"); |
| 175 break; | |
| 176 } | |
| 177 | |
| 178 default: | |
| 179 throw Orthanc::OrthancException(Orthanc::ErrorCode_InternalError); | |
| 180 } | |
| 181 } | |
| 182 | |
| 183 | |
| 184 | |
| 185 static bool ParsePostBody(Json::Value& body, | |
| 186 OrthancPluginRestOutput* output, | |
| 187 const OrthancPluginHttpRequest* request) | |
| 188 { | |
| 189 Json::Reader reader; | |
| 190 | |
| 191 if (request->method != OrthancPluginHttpMethod_Post) | |
| 192 { | |
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193 OrthancPluginSendMethodNotAllowed(OrthancPlugins::GetGlobalContext(), output, "POST"); |
| 0 | 194 return false; |
| 195 } | |
| 196 else if (reader.parse(request->body, request->body + request->bodySize, body)) | |
| 197 { | |
| 198 return true; | |
| 199 } | |
| 200 else | |
| 201 { | |
| 202 throw Orthanc::OrthancException(Orthanc::ErrorCode_BadFileFormat); | |
| 203 } | |
| 204 } | |
| 205 | |
| 206 | |
| 207 void LookupInstances(OrthancPluginRestOutput* output, | |
| 208 const char* url, | |
| 209 const OrthancPluginHttpRequest* request) | |
| 210 { | |
| 211 OrthancPlugins::PluginContext& context = OrthancPlugins::PluginContext::GetInstance(); | |
| 212 | |
| 213 Json::Value resources; | |
| 214 if (!ParsePostBody(resources, output, request)) | |
| 215 { | |
| 216 return; | |
| 217 } | |
| 218 | |
| 219 OrthancPlugins::TransferScheduler scheduler; | |
| 220 scheduler.ParseListOfResources(context.GetCache(), resources); | |
| 221 | |
| 222 Json::Value answer = Json::objectValue; | |
| 223 answer[KEY_INSTANCES] = Json::arrayValue; | |
| 224 answer[KEY_ORIGINATOR_UUID] = context.GetPluginUuid(); | |
| 225 answer["CountInstances"] = static_cast<uint32_t>(scheduler.GetInstancesCount()); | |
| 226 answer["TotalSize"] = boost::lexical_cast<std::string>(scheduler.GetTotalSize()); | |
| 227 answer["TotalSizeMB"] = OrthancPlugins::ConvertToMegabytes(scheduler.GetTotalSize()); | |
| 228 | |
| 229 std::vector<OrthancPlugins::DicomInstanceInfo> instances; | |
| 230 scheduler.ListInstances(instances); | |
| 231 | |
| 232 for (size_t i = 0; i < instances.size(); i++) | |
| 233 { | |
| 234 Json::Value instance; | |
| 235 instances[i].Serialize(instance); | |
| 236 answer[KEY_INSTANCES].append(instance); | |
| 237 } | |
| 238 | |
| 239 Json::FastWriter writer; | |
| 240 std::string s = writer.write(answer); | |
| 241 | |
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242 OrthancPluginAnswerBuffer(OrthancPlugins::GetGlobalContext(), output, s.c_str(), s.size(), "application/json"); |
| 0 | 243 } |
| 244 | |
| 245 | |
| 246 | |
| 247 static void SubmitJob(OrthancPluginRestOutput* output, | |
| 248 OrthancPlugins::OrthancJob* job, | |
| 249 int priority) | |
| 250 { | |
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251 std::string id = OrthancPlugins::OrthancJob::Submit(job, priority); |
| 0 | 252 |
| 253 Json::Value result = Json::objectValue; | |
| 254 result[KEY_ID] = id; | |
| 255 result[KEY_PATH] = std::string(URI_JOBS) + "/" + id; | |
| 256 | |
| 257 std::string s = result.toStyledString(); | |
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258 OrthancPluginAnswerBuffer(OrthancPlugins::GetGlobalContext(), output, s.c_str(), s.size(), "application/json"); |
| 0 | 259 } |
| 260 | |
| 261 | |
| 262 | |
| 263 void SchedulePull(OrthancPluginRestOutput* output, | |
| 264 const char* url, | |
| 265 const OrthancPluginHttpRequest* request) | |
| 266 { | |
| 267 OrthancPlugins::PluginContext& context = OrthancPlugins::PluginContext::GetInstance(); | |
| 268 | |
| 269 Json::Value body; | |
| 270 if (!ParsePostBody(body, output, request)) | |
| 271 { | |
| 272 return; | |
| 273 } | |
| 274 | |
| 275 OrthancPlugins::TransferQuery query(body); | |
| 276 | |
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277 SubmitJob(output, new OrthancPlugins::PullJob( |
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278 query, context.GetThreadsCount(), context.GetTargetBucketSize()), |
| 0 | 279 query.GetPriority()); |
| 280 } | |
| 281 | |
| 282 | |
| 283 | |
| 284 void CreatePush(OrthancPluginRestOutput* output, | |
| 285 const char* url, | |
| 286 const OrthancPluginHttpRequest* request) | |
| 287 { | |
| 288 OrthancPlugins::PluginContext& context = OrthancPlugins::PluginContext::GetInstance(); | |
| 289 | |
| 290 Json::Value query; | |
| 291 if (!ParsePostBody(query, output, request)) | |
| 292 { | |
| 293 return; | |
| 294 } | |
| 295 | |
| 296 if (query.type() != Json::objectValue || | |
| 297 !query.isMember(KEY_BUCKETS) || | |
| 298 !query.isMember(KEY_COMPRESSION) || | |
| 299 !query.isMember(KEY_INSTANCES) || | |
| 300 query[KEY_BUCKETS].type() != Json::arrayValue || | |
| 301 query[KEY_COMPRESSION].type() != Json::stringValue || | |
| 302 query[KEY_INSTANCES].type() != Json::arrayValue) | |
| 303 { | |
| 304 throw Orthanc::OrthancException(Orthanc::ErrorCode_BadFileFormat); | |
| 305 } | |
| 306 | |
| 307 std::vector<OrthancPlugins::DicomInstanceInfo> instances; | |
| 308 instances.reserve(query[KEY_INSTANCES].size()); | |
| 309 | |
| 310 for (Json::Value::ArrayIndex i = 0; i < query[KEY_INSTANCES].size(); i++) | |
| 311 { | |
| 312 OrthancPlugins::DicomInstanceInfo instance(query[KEY_INSTANCES][i]); | |
| 313 instances.push_back(instance); | |
| 314 } | |
| 315 | |
| 316 std::vector<OrthancPlugins::TransferBucket> buckets; | |
| 317 buckets.reserve(query[KEY_BUCKETS].size()); | |
| 318 | |
| 319 for (Json::Value::ArrayIndex i = 0; i < query[KEY_BUCKETS].size(); i++) | |
| 320 { | |
| 321 OrthancPlugins::TransferBucket bucket(query[KEY_BUCKETS][i]); | |
| 322 buckets.push_back(bucket); | |
| 323 } | |
| 324 | |
| 325 OrthancPlugins::BucketCompression compression = | |
| 326 OrthancPlugins::StringToBucketCompression(query[KEY_COMPRESSION].asString()); | |
| 327 | |
| 328 std::string id = context.GetActivePushTransactions().CreateTransaction | |
| 329 (instances, buckets, compression); | |
| 330 | |
| 331 Json::Value result = Json::objectValue; | |
| 332 result[KEY_ID] = id; | |
| 333 result[KEY_PATH] = std::string(URI_PUSH) + "/" + id; | |
| 334 | |
| 335 std::string s = result.toStyledString(); | |
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336 OrthancPluginAnswerBuffer(OrthancPlugins::GetGlobalContext(), output, s.c_str(), s.size(), "application/json"); |
| 0 | 337 } |
| 338 | |
| 339 | |
| 340 void StorePush(OrthancPluginRestOutput* output, | |
| 341 const char* url, | |
| 342 const OrthancPluginHttpRequest* request) | |
| 343 { | |
| 344 OrthancPlugins::PluginContext& context = OrthancPlugins::PluginContext::GetInstance(); | |
| 345 | |
| 346 if (request->method != OrthancPluginHttpMethod_Put) | |
| 347 { | |
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348 OrthancPluginSendMethodNotAllowed(OrthancPlugins::GetGlobalContext(), output, "PUT"); |
| 0 | 349 return; |
| 350 } | |
| 351 | |
| 352 assert(request->groupsCount == 2); | |
| 353 std::string transaction(request->groups[0]); | |
| 354 std::string chunk(request->groups[1]); | |
| 355 | |
| 356 size_t chunkIndex; | |
| 357 | |
| 358 try | |
| 359 { | |
| 360 chunkIndex = boost::lexical_cast<size_t>(chunk); | |
| 361 } | |
| 362 catch (boost::bad_lexical_cast&) | |
| 363 { | |
| 364 throw Orthanc::OrthancException(Orthanc::ErrorCode_UnknownResource); | |
| 365 } | |
| 366 | |
| 367 context.GetActivePushTransactions().Store | |
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368 (transaction, chunkIndex, request->body, request->bodySize); |
| 0 | 369 |
| 370 std::string s = "{}"; | |
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371 OrthancPluginAnswerBuffer(OrthancPlugins::GetGlobalContext(), output, s.c_str(), s.size(), "application/json"); |
| 0 | 372 } |
| 373 | |
| 374 | |
| 375 void CommitPush(OrthancPluginRestOutput* output, | |
| 376 const char* url, | |
| 377 const OrthancPluginHttpRequest* request) | |
| 378 { | |
| 379 OrthancPlugins::PluginContext& context = OrthancPlugins::PluginContext::GetInstance(); | |
| 380 | |
| 381 if (request->method != OrthancPluginHttpMethod_Post) | |
| 382 { | |
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383 OrthancPluginSendMethodNotAllowed(OrthancPlugins::GetGlobalContext(), output, "POST"); |
| 0 | 384 return; |
| 385 } | |
| 386 | |
| 387 assert(request->groupsCount == 1); | |
| 388 std::string transaction(request->groups[0]); | |
| 389 | |
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390 context.GetActivePushTransactions().Commit(transaction); |
| 0 | 391 |
| 392 std::string s = "{}"; | |
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393 OrthancPluginAnswerBuffer(OrthancPlugins::GetGlobalContext(), output, s.c_str(), s.size(), "application/json"); |
| 0 | 394 } |
| 395 | |
| 396 | |
| 397 void DiscardPush(OrthancPluginRestOutput* output, | |
| 398 const char* url, | |
| 399 const OrthancPluginHttpRequest* request) | |
| 400 { | |
| 401 OrthancPlugins::PluginContext& context = OrthancPlugins::PluginContext::GetInstance(); | |
| 402 | |
| 403 if (request->method != OrthancPluginHttpMethod_Delete) | |
| 404 { | |
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405 OrthancPluginSendMethodNotAllowed(OrthancPlugins::GetGlobalContext(), output, "DELETE"); |
| 0 | 406 return; |
| 407 } | |
| 408 | |
| 409 assert(request->groupsCount == 1); | |
| 410 std::string transaction(request->groups[0]); | |
| 411 | |
| 412 context. | |
| 413 GetActivePushTransactions().Discard(transaction); | |
| 414 | |
| 415 std::string s = "{}"; | |
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416 OrthancPluginAnswerBuffer(OrthancPlugins::GetGlobalContext(), output, s.c_str(), s.size(), "application/json"); |
| 0 | 417 } |
| 418 | |
| 419 | |
| 420 | |
| 421 void ScheduleSend(OrthancPluginRestOutput* output, | |
| 422 const char* url, | |
| 423 const OrthancPluginHttpRequest* request) | |
| 424 { | |
| 425 OrthancPlugins::PluginContext& context = OrthancPlugins::PluginContext::GetInstance(); | |
| 426 | |
| 427 Json::Value body; | |
| 428 if (!ParsePostBody(body, output, request)) | |
| 429 { | |
| 430 return; | |
| 431 } | |
| 432 | |
| 433 OrthancPlugins::TransferQuery query(body); | |
| 434 | |
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435 OrthancPlugins::OrthancPeers peers; |
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436 |
| 0 | 437 std::string remoteSelf; // For pull mode |
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438 bool pullMode = peers.LookupUserProperty(remoteSelf, query.GetPeer(), KEY_REMOTE_SELF); |
| 0 | 439 |
| 440 LOG(INFO) << "Sending resources to peer \"" << query.GetPeer() << "\" using " | |
| 441 << (pullMode ? "pull" : "push") << " mode"; | |
| 442 | |
| 443 if (pullMode) | |
| 444 { | |
| 445 Json::Value lookup = Json::objectValue; | |
| 446 lookup[KEY_RESOURCES] = query.GetResources(); | |
| 447 lookup[KEY_COMPRESSION] = OrthancPlugins::EnumerationToString(query.GetCompression()); | |
| 448 lookup[KEY_ORIGINATOR_UUID] = context.GetPluginUuid(); | |
| 449 lookup[KEY_PEER] = remoteSelf; | |
| 450 | |
| 451 Json::FastWriter writer; | |
| 452 std::string s = writer.write(lookup); | |
| 453 | |
| 454 Json::Value answer; | |
| 455 if (peers.DoPost(answer, query.GetPeer(), URI_PULL, s) && | |
| 456 answer.type() == Json::objectValue && | |
| 457 answer.isMember(KEY_ID) && | |
| 458 answer.isMember(KEY_PATH) && | |
| 459 answer[KEY_ID].type() == Json::stringValue && | |
| 460 answer[KEY_PATH].type() == Json::stringValue) | |
| 461 { | |
| 462 const std::string url = peers.GetPeerUrl(query.GetPeer()); | |
| 463 | |
| 464 Json::Value result = Json::objectValue; | |
| 465 result[KEY_PEER] = query.GetPeer(); | |
| 466 result[KEY_REMOTE_JOB] = answer[KEY_ID].asString(); | |
| 467 result[KEY_URL] = url + answer[KEY_PATH].asString(); | |
| 468 | |
| 469 std::string s = result.toStyledString(); | |
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470 OrthancPluginAnswerBuffer(OrthancPlugins::GetGlobalContext(), output, s.c_str(), s.size(), "application/json"); |
| 0 | 471 } |
| 472 else | |
| 473 { | |
| 474 LOG(ERROR) << "Cannot trigger send DICOM instances using pull mode to peer: " << query.GetPeer() | |
| 475 << " (check out remote logs, and that transfer plugin is installed)"; | |
| 476 throw Orthanc::OrthancException(Orthanc::ErrorCode_NetworkProtocol); | |
| 477 } | |
| 478 } | |
| 479 else | |
| 480 { | |
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481 SubmitJob(output, new OrthancPlugins::PushJob(query, context.GetCache(), |
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482 context.GetThreadsCount(), context.GetTargetBucketSize()), |
| 0 | 483 query.GetPriority()); |
| 484 } | |
| 485 } | |
| 486 | |
| 487 | |
| 488 OrthancPluginJob* Unserializer(const char* jobType, | |
| 489 const char* serialized) | |
| 490 { | |
| 491 OrthancPlugins::PluginContext& context = OrthancPlugins::PluginContext::GetInstance(); | |
| 492 | |
| 493 if (jobType == NULL || | |
| 494 serialized == NULL) | |
| 495 { | |
| 496 return NULL; | |
| 497 } | |
| 498 | |
| 499 std::string type(jobType); | |
| 500 | |
| 501 if (type != JOB_TYPE_PULL && | |
| 502 type != JOB_TYPE_PUSH) | |
| 503 { | |
| 504 return NULL; | |
| 505 } | |
| 506 | |
| 507 try | |
| 508 { | |
| 509 std::string tmp(serialized); | |
| 510 | |
| 511 Json::Value source; | |
| 512 Json::Reader reader; | |
| 513 if (reader.parse(tmp, source)) | |
| 514 { | |
| 515 OrthancPlugins::TransferQuery query(source); | |
| 516 | |
| 517 std::auto_ptr<OrthancPlugins::OrthancJob> job; | |
| 518 | |
| 519 if (type == JOB_TYPE_PULL) | |
| 520 { | |
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521 job.reset(new OrthancPlugins::PullJob(query, |
| 0 | 522 context.GetThreadsCount(), |
| 523 context.GetTargetBucketSize())); | |
| 524 } | |
| 525 else if (type == JOB_TYPE_PUSH) | |
| 526 { | |
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527 job.reset(new OrthancPlugins::PushJob(query, |
| 0 | 528 context.GetCache(), |
| 529 context.GetThreadsCount(), | |
| 530 context.GetTargetBucketSize())); | |
| 531 } | |
| 532 | |
| 533 if (job.get() == NULL) | |
| 534 { | |
| 535 throw Orthanc::OrthancException(Orthanc::ErrorCode_InternalError); | |
| 536 } | |
| 537 else | |
| 538 { | |
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539 return OrthancPlugins::OrthancJob::Create(job.release()); |
| 0 | 540 } |
| 541 } | |
| 542 else | |
| 543 { | |
| 544 throw Orthanc::OrthancException(Orthanc::ErrorCode_BadFileFormat); | |
| 545 } | |
| 546 } | |
| 547 catch (Orthanc::OrthancException& e) | |
| 548 { | |
| 549 LOG(ERROR) << "Error while unserializing a job from the transfers accelerator plugin: " | |
| 550 << e.What(); | |
| 551 return NULL; | |
| 552 } | |
| 553 catch (...) | |
| 554 { | |
| 555 LOG(ERROR) << "Error while unserializing a job from the transfers accelerator plugin"; | |
| 556 return NULL; | |
| 557 } | |
| 558 } | |
| 559 | |
| 560 | |
| 561 | |
| 562 void ServePeers(OrthancPluginRestOutput* output, | |
| 563 const char* url, | |
| 564 const OrthancPluginHttpRequest* request) | |
| 565 { | |
| 566 OrthancPlugins::PluginContext& context = OrthancPlugins::PluginContext::GetInstance(); | |
| 567 | |
| 568 if (request->method != OrthancPluginHttpMethod_Get) | |
| 569 { | |
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570 OrthancPluginSendMethodNotAllowed(OrthancPlugins::GetGlobalContext(), output, "GET"); |
| 0 | 571 return; |
| 572 } | |
| 573 | |
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574 OrthancPlugins::DetectTransferPlugin::Result detection; |
| 0 | 575 OrthancPlugins::DetectTransferPlugin::Apply |
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576 (detection, context.GetThreadsCount(), 2 /* timeout */); |
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577 |
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578 Json::Value result = Json::objectValue; |
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579 |
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580 OrthancPlugins::OrthancPeers peers; |
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581 |
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582 for (OrthancPlugins::DetectTransferPlugin::Result::const_iterator |
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583 it = detection.begin(); it != detection.end(); ++it) |
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584 { |
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585 if (it->second) |
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586 { |
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587 std::string remoteSelf; |
| 0 | 588 |
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589 if (peers.LookupUserProperty(remoteSelf, it->first, KEY_REMOTE_SELF)) |
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590 { |
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591 result[it->first] = "bidirectional"; |
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592 } |
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593 else |
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594 { |
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595 result[it->first] = "installed"; |
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596 } |
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597 } |
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598 else |
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599 { |
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600 result[it->first] = "disabled"; |
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601 } |
| 0 | 602 } |
| 603 | |
| 604 std::string s = result.toStyledString(); | |
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605 OrthancPluginAnswerBuffer(OrthancPlugins::GetGlobalContext(), output, s.c_str(), s.size(), "application/json"); |
| 0 | 606 } |
| 607 | |
| 608 | |
| 609 | |
| 610 extern "C" | |
| 611 { | |
| 612 ORTHANC_PLUGINS_API int32_t OrthancPluginInitialize(OrthancPluginContext* context) | |
| 613 { | |
| 614 Orthanc::Logging::Initialize(context); | |
| 615 assert(DisplayPerformanceWarning()); | |
| 616 | |
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617 OrthancPlugins::SetGlobalContext(context); |
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618 |
| 0 | 619 /* Check the version of the Orthanc core */ |
| 620 if (OrthancPluginCheckVersion(context) == 0) | |
| 621 { | |
| 622 LOG(ERROR) << "Your version of Orthanc (" | |
| 623 << context->orthancVersion << ") must be above " | |
| 624 << ORTHANC_PLUGINS_MINIMAL_MAJOR_NUMBER << "." | |
| 625 << ORTHANC_PLUGINS_MINIMAL_MINOR_NUMBER << "." | |
| 626 << ORTHANC_PLUGINS_MINIMAL_REVISION_NUMBER | |
| 627 << " to run this plugin"; | |
| 628 return -1; | |
| 629 } | |
| 630 | |
| 631 OrthancPluginSetDescription(context, "Accelerates transfers and provides " | |
| 632 "storage commitment between Orthanc peers"); | |
| 633 | |
| 634 try | |
| 635 { | |
| 636 size_t threadsCount = 4; | |
| 637 size_t targetBucketSize = 4096; // In KB | |
| 638 size_t maxPushTransactions = 4; | |
| 639 size_t memoryCacheSize = 512; // In MB | |
| 640 std::map<std::string, std::string> bidirectionalPeers; | |
| 641 | |
| 642 { | |
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643 OrthancPlugins::OrthancConfiguration config; |
| 0 | 644 |
| 645 if (config.IsSection(KEY_PLUGIN_CONFIGURATION)) | |
| 646 { | |
| 647 OrthancPlugins::OrthancConfiguration plugin; | |
| 648 config.GetSection(plugin, KEY_PLUGIN_CONFIGURATION); | |
| 649 | |
| 650 threadsCount = plugin.GetUnsignedIntegerValue("Threads", threadsCount); | |
| 651 targetBucketSize = plugin.GetUnsignedIntegerValue("BucketSize", targetBucketSize); | |
| 652 memoryCacheSize = plugin.GetUnsignedIntegerValue("CacheSize", memoryCacheSize); | |
| 653 maxPushTransactions = plugin.GetUnsignedIntegerValue | |
| 654 ("MaxPushTransactions", maxPushTransactions); | |
| 655 } | |
| 656 } | |
| 657 | |
| 658 OrthancPlugins::PluginContext::Initialize | |
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659 (threadsCount, targetBucketSize * KB, maxPushTransactions, memoryCacheSize * MB); |
| 0 | 660 |
| 661 OrthancPlugins::RegisterRestCallback<ServeChunks> | |
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662 (std::string(URI_CHUNKS) + "/([.0-9a-f-]+)", true); |
| 0 | 663 |
| 664 OrthancPlugins::RegisterRestCallback<LookupInstances> | |
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665 (URI_LOOKUP, true); |
| 0 | 666 |
| 667 OrthancPlugins::RegisterRestCallback<SchedulePull> | |
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668 (URI_PULL, true); |
| 0 | 669 |
| 670 OrthancPlugins::RegisterRestCallback<ScheduleSend> | |
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671 (URI_SEND, true); |
| 0 | 672 |
| 673 OrthancPlugins::RegisterRestCallback<ServePeers> | |
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674 (URI_PEERS, true); |
| 0 | 675 |
| 676 if (maxPushTransactions != 0) | |
| 677 { | |
| 678 // If no push transaction is allowed, their URIs are disabled | |
| 679 OrthancPlugins::RegisterRestCallback<CreatePush> | |
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680 (URI_PUSH, true); |
| 0 | 681 |
| 682 OrthancPlugins::RegisterRestCallback<StorePush> | |
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683 (std::string(URI_PUSH) + "/([.0-9a-f-]+)/([0-9]+)", true); |
| 0 | 684 |
| 685 OrthancPlugins::RegisterRestCallback<CommitPush> | |
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686 (std::string(URI_PUSH) + "/([.0-9a-f-]+)/commit", true); |
| 0 | 687 |
| 688 OrthancPlugins::RegisterRestCallback<DiscardPush> | |
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689 (std::string(URI_PUSH) + "/([.0-9a-f-]+)", true); |
| 0 | 690 } |
| 691 | |
| 692 OrthancPluginRegisterJobsUnserializer(context, Unserializer); | |
| 693 | |
| 694 /* Extend the default Orthanc Explorer with custom JavaScript */ | |
| 695 std::string explorer; | |
| 696 Orthanc::EmbeddedResources::GetFileResource | |
| 697 (explorer, Orthanc::EmbeddedResources::ORTHANC_EXPLORER); | |
| 698 OrthancPluginExtendOrthancExplorer(context, explorer.c_str()); | |
| 699 } | |
| 700 catch (Orthanc::OrthancException& e) | |
| 701 { | |
| 702 LOG(ERROR) << "Cannot initialize transfers accelerator plugin: " << e.What(); | |
| 703 return -1; | |
| 704 } | |
| 705 | |
| 706 return 0; | |
| 707 } | |
| 708 | |
| 709 | |
| 710 ORTHANC_PLUGINS_API void OrthancPluginFinalize() | |
| 711 { | |
| 712 LOG(WARNING) << "Transfers accelerator plugin is finalizing"; | |
| 713 | |
| 714 try | |
| 715 { | |
| 716 OrthancPlugins::PluginContext::Finalize(); | |
| 717 } | |
| 718 catch (Orthanc::OrthancException& e) | |
| 719 { | |
| 720 LOG(ERROR) << "Error while finalizing the transfers accelerator plugin: " << e.What(); | |
| 721 } | |
| 722 } | |
| 723 | |
| 724 | |
| 725 ORTHANC_PLUGINS_API const char* OrthancPluginGetName() | |
| 726 { | |
| 727 return PLUGIN_NAME; | |
| 728 } | |
| 729 | |
| 730 | |
| 731 ORTHANC_PLUGINS_API const char* OrthancPluginGetVersion() | |
| 732 { | |
| 733 return ORTHANC_PLUGIN_VERSION; | |
| 734 } | |
| 735 } |