Mercurial > hg > orthanc-transfers
annotate Framework/PushMode/ActivePushTransactions.cpp @ 20:17f775299b4a
sync
| author | Sebastien Jodogne <s.jodogne@gmail.com> |
|---|---|
| date | Tue, 30 Jun 2020 07:52:24 +0200 |
| parents | b06103a50c95 |
| children | dfc43678aecb |
| rev | line source |
|---|---|
| 0 | 1 /** |
| 2 * Transfers accelerator plugin for Orthanc | |
| 19 | 3 * Copyright (C) 2018-2020 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 | |
| 20 #include "ActivePushTransactions.h" | |
| 21 | |
| 22 #include "../DownloadArea.h" | |
| 23 | |
| 20 | 24 #include <Logging.h> |
| 0 | 25 |
| 26 | |
| 27 namespace OrthancPlugins | |
| 28 { | |
| 29 class ActivePushTransactions::Transaction : public boost::noncopyable | |
| 30 { | |
| 31 private: | |
| 32 DownloadArea area_; | |
| 33 std::vector<TransferBucket> buckets_; | |
| 34 BucketCompression compression_; | |
| 35 | |
| 36 public: | |
| 37 Transaction(const std::vector<DicomInstanceInfo>& instances, | |
| 38 const std::vector<TransferBucket>& buckets, | |
| 39 BucketCompression compression) : | |
| 40 area_(instances), | |
| 41 buckets_(buckets), | |
| 42 compression_(compression) | |
| 43 { | |
| 44 } | |
| 45 | |
| 46 DownloadArea& GetDownloadArea() | |
| 47 { | |
| 48 return area_; | |
| 49 } | |
| 50 | |
| 51 BucketCompression GetCompression() const | |
| 52 { | |
| 53 return compression_; | |
| 54 } | |
| 55 | |
| 56 const TransferBucket& GetBucket(size_t index) const | |
| 57 { | |
| 58 if (index >= buckets_.size()) | |
| 59 { | |
| 60 throw Orthanc::OrthancException(Orthanc::ErrorCode_ParameterOutOfRange); | |
| 61 } | |
| 62 else | |
| 63 { | |
| 64 return buckets_[index]; | |
| 65 } | |
| 66 } | |
| 67 | |
| 68 void Store(size_t bucketIndex, | |
| 69 const void* data, | |
| 70 size_t size) | |
| 71 { | |
| 72 area_.WriteBucket(GetBucket(bucketIndex), data, size, compression_); | |
| 73 } | |
| 74 }; | |
| 75 | |
| 76 | |
|
8
4c3437217518
fix for compatibility with simplified OrthancPluginCppWrapper
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
0
diff
changeset
|
77 void ActivePushTransactions::FinalizeTransaction(const std::string& transactionUuid, |
| 0 | 78 bool commit) |
| 79 { | |
| 80 boost::mutex::scoped_lock lock(mutex_); | |
| 81 | |
| 82 Content::iterator found = content_.find(transactionUuid); | |
| 83 if (found == content_.end()) | |
| 84 { | |
| 85 throw Orthanc::OrthancException(Orthanc::ErrorCode_UnknownResource); | |
| 86 } | |
| 87 | |
| 88 assert(found->second != NULL); | |
| 89 if (commit) | |
| 90 { | |
|
8
4c3437217518
fix for compatibility with simplified OrthancPluginCppWrapper
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
0
diff
changeset
|
91 found->second->GetDownloadArea().Commit(); |
| 0 | 92 } |
| 93 | |
| 94 delete found->second; | |
| 95 content_.erase(found); | |
| 96 index_.Invalidate(transactionUuid); | |
| 97 } | |
| 98 | |
| 99 | |
| 100 ActivePushTransactions::~ActivePushTransactions() | |
| 101 { | |
| 102 for (Content::iterator it = content_.begin(); it != content_.end(); ++it) | |
| 103 { | |
| 104 LOG(WARNING) << "Discarding an uncommitted push transaction " | |
| 105 << "in the transfers accelerator: " << it->first; | |
| 106 | |
| 107 assert(it->second != NULL); | |
| 108 delete it->second; | |
| 109 } | |
| 110 } | |
| 111 | |
| 112 | |
| 113 void ActivePushTransactions::ListTransactions(std::vector<std::string>& target) | |
| 114 { | |
| 115 boost::mutex::scoped_lock lock(mutex_); | |
| 116 | |
| 117 target.clear(); | |
| 118 target.reserve(content_.size()); | |
| 119 | |
| 120 for (Content::const_iterator it = content_.begin(); | |
| 121 it != content_.end(); ++it) | |
| 122 { | |
| 123 target.push_back(it->first); | |
| 124 } | |
| 125 } | |
| 126 | |
| 127 | |
| 128 std::string ActivePushTransactions::CreateTransaction(const std::vector<DicomInstanceInfo>& instances, | |
| 129 const std::vector<TransferBucket>& buckets, | |
| 130 BucketCompression compression) | |
| 131 { | |
| 132 std::string uuid = Orthanc::Toolbox::GenerateUuid(); | |
| 133 std::auto_ptr<Transaction> tmp(new Transaction(instances, buckets, compression)); | |
| 134 | |
| 135 LOG(INFO) << "Creating transaction to receive " << instances.size() | |
| 136 << " instances (" << ConvertToMegabytes(tmp->GetDownloadArea().GetTotalSize()) | |
| 137 << "MB) in push mode: " << uuid; | |
| 138 | |
| 139 { | |
| 140 boost::mutex::scoped_lock lock(mutex_); | |
| 141 | |
| 142 // Drop the oldest active transaction, if not enough place | |
| 143 if (content_.size() == maxSize_) | |
| 144 { | |
| 145 std::string oldest = index_.RemoveOldest(); | |
| 146 | |
| 147 Content::iterator transaction = content_.find(oldest); | |
| 148 assert(transaction != content_.end() && | |
| 149 transaction->second != NULL); | |
| 150 | |
| 151 delete transaction->second; | |
| 152 content_.erase(transaction); | |
| 153 | |
| 154 LOG(WARNING) << "An inactive push transaction has been discarded: " << oldest; | |
| 155 } | |
| 156 | |
| 157 index_.Add(uuid); | |
| 158 content_[uuid] = tmp.release(); | |
| 159 } | |
| 160 | |
| 161 return uuid; | |
| 162 } | |
| 163 | |
| 164 | |
|
8
4c3437217518
fix for compatibility with simplified OrthancPluginCppWrapper
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
0
diff
changeset
|
165 void ActivePushTransactions::Store(const std::string& transactionUuid, |
| 0 | 166 size_t bucketIndex, |
| 167 const void* data, | |
| 168 size_t size) | |
| 169 { | |
| 170 boost::mutex::scoped_lock lock(mutex_); | |
| 171 | |
| 172 Content::iterator found = content_.find(transactionUuid); | |
| 173 if (found == content_.end()) | |
| 174 { | |
| 175 throw Orthanc::OrthancException(Orthanc::ErrorCode_UnknownResource); | |
| 176 } | |
| 177 | |
| 178 assert(found->second != NULL); | |
| 179 | |
| 180 index_.MakeMostRecent(transactionUuid); | |
| 181 | |
| 182 found->second->Store(bucketIndex, data, size); | |
| 183 } | |
| 184 } |