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annotate OrthancFramework/Sources/MetricsRegistry.cpp @ 5858:66fd63b8601e find-refactoring tip

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author Alain Mazy <am@orthanc.team>
date Mon, 04 Nov 2024 22:34:14 +0100
parents 7fadeb395359
children
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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1 /**
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2 * Orthanc - A Lightweight, RESTful DICOM Store
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3 * Copyright (C) 2012-2016 Sebastien Jodogne, Medical Physics
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4 * Department, University Hospital of Liege, Belgium
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5 * Copyright (C) 2017-2023 Osimis S.A., Belgium
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6 * Copyright (C) 2024-2024 Orthanc Team SRL, Belgium
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7 * Copyright (C) 2021-2024 Sebastien Jodogne, ICTEAM UCLouvain, Belgium
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8 *
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9 * This program is free software: you can redistribute it and/or
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10 * modify it under the terms of the GNU Lesser General Public License
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11 * as published by the Free Software Foundation, either version 3 of
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12 * the License, or (at your option) any later version.
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13 *
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14 * This program is distributed in the hope that it will be useful, but
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15 * WITHOUT ANY WARRANTY; without even the implied warranty of
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16 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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17 * Lesser General Public License for more details.
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18 *
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19 * You should have received a copy of the GNU Lesser General Public
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20 * License along with this program. If not, see
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21 * <http://www.gnu.org/licenses/>.
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22 **/
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23
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25 #include "PrecompiledHeaders.h"
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26 #include "MetricsRegistry.h"
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27
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28 #include "ChunkedBuffer.h"
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29 #include "Compatibility.h"
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30 #include "OrthancException.h"
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31
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32 #include <boost/math/special_functions/round.hpp>
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33
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34 namespace Orthanc
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35 {
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36 static const boost::posix_time::ptime GetNow()
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37 {
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38 return boost::posix_time::microsec_clock::universal_time();
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39 }
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40
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41 namespace
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42 {
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43 template <typename T>
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44 class TimestampedValue : public boost::noncopyable
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45 {
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46 private:
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47 boost::posix_time::ptime time_;
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48 bool hasValue_;
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49 T value_;
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50
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51 void SetValue(const T& value,
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52 const boost::posix_time::ptime& now)
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53 {
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54 hasValue_ = true;
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55 value_ = value;
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56 time_ = now;
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57 }
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58
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59 bool IsLargerOverPeriod(const T& value,
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60 int duration,
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61 const boost::posix_time::ptime& now) const
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62 {
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63 if (hasValue_)
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64 {
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65 return (value > value_ ||
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66 (now - time_).total_seconds() > duration /* old value has expired */);
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67 }
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68 else
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69 {
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70 return true; // No value yet
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71 }
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72 }
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73
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74 bool IsSmallerOverPeriod(const T& value,
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75 int duration,
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76 const boost::posix_time::ptime& now) const
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77 {
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78 if (hasValue_)
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79 {
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80 return (value < value_ ||
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81 (now - time_).total_seconds() > duration /* old value has expired */);
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82 }
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83 else
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84 {
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85 return true; // No value yet
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86 }
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87 }
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88
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89 public:
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90 explicit TimestampedValue() :
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91 hasValue_(false),
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92 value_(0)
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93 {
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94 }
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95
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96 void Update(const T& value,
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97 const MetricsUpdatePolicy& policy)
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98 {
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99 const boost::posix_time::ptime now = GetNow();
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100
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101 switch (policy)
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102 {
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103 case MetricsUpdatePolicy_Directly:
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104 SetValue(value, now);
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105 break;
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106
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107 case MetricsUpdatePolicy_MaxOver10Seconds:
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108 if (IsLargerOverPeriod(value, 10, now))
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109 {
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110 SetValue(value, now);
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111 }
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112 break;
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113
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114 case MetricsUpdatePolicy_MaxOver1Minute:
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115 if (IsLargerOverPeriod(value, 60, now))
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116 {
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117 SetValue(value, now);
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118 }
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119 break;
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120
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121 case MetricsUpdatePolicy_MinOver10Seconds:
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122 if (IsSmallerOverPeriod(value, 10, now))
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123 {
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diff changeset
124 SetValue(value, now);
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125 }
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126 break;
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127
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diff changeset
128 case MetricsUpdatePolicy_MinOver1Minute:
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129 if (IsSmallerOverPeriod(value, 60, now))
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130 {
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131 SetValue(value, now);
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132 }
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133 break;
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134
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135 default:
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136 throw OrthancException(ErrorCode_NotImplemented);
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137 }
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138 }
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139
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diff changeset
140 void Increment(const T& delta)
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141 {
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7fadeb395359 fixed incremented metrics that were not published + added orthanc_storage_cache_miss_count & orthanc_storage_cache_hit_count
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diff changeset
142 time_ = GetNow();
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143
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diff changeset
144 if (hasValue_)
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145 {
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diff changeset
146 value_ += delta;
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147 }
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148 else
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149 {
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diff changeset
150 value_ = delta;
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diff changeset
151 hasValue_ = true;
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152 }
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153 }
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154
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diff changeset
155 bool HasValue() const
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156 {
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157 return hasValue_;
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diff changeset
158 }
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159
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160 const boost::posix_time::ptime& GetTime() const
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161 {
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diff changeset
162 if (hasValue_)
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163 {
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164 return time_;
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165 }
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diff changeset
166 else
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167 {
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diff changeset
168 throw OrthancException(ErrorCode_BadSequenceOfCalls);
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169 }
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170 }
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171
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diff changeset
172 const T& GetValue() const
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173 {
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diff changeset
174 if (hasValue_)
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diff changeset
175 {
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176 return value_;
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diff changeset
177 }
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diff changeset
178 else
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179 {
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diff changeset
180 throw OrthancException(ErrorCode_BadSequenceOfCalls);
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181 }
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182 }
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diff changeset
183 };
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diff changeset
184 }
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185
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diff changeset
186
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diff changeset
187 class MetricsRegistry::Item : public boost::noncopyable
3174
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188 {
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diff changeset
189 private:
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190 MetricsUpdatePolicy policy_;
3174
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parents:
diff changeset
191
5337
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diff changeset
192 public:
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f41e1f635c4d cppcheck
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diff changeset
193 explicit Item(MetricsUpdatePolicy policy) :
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diff changeset
194 policy_(policy)
3174
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diff changeset
195 {
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diff changeset
196 }
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diff changeset
197
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diff changeset
198 virtual ~Item()
3174
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diff changeset
199 {
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parents:
diff changeset
200 }
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parents:
diff changeset
201
5337
b376abae664a Metrics can be stored either as floating-point numbers, or as integers
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diff changeset
202 MetricsUpdatePolicy GetPolicy() const
3174
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diff changeset
203 {
5337
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diff changeset
204 return policy_;
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diff changeset
205 }
b376abae664a Metrics can be stored either as floating-point numbers, or as integers
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diff changeset
206
b376abae664a Metrics can be stored either as floating-point numbers, or as integers
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parents: 5336
diff changeset
207 virtual void UpdateFloat(float value) = 0;
b376abae664a Metrics can be stored either as floating-point numbers, or as integers
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diff changeset
208
b376abae664a Metrics can be stored either as floating-point numbers, or as integers
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diff changeset
209 virtual void UpdateInteger(int64_t value) = 0;
b376abae664a Metrics can be stored either as floating-point numbers, or as integers
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diff changeset
210
b376abae664a Metrics can be stored either as floating-point numbers, or as integers
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diff changeset
211 virtual void IncrementInteger(int64_t delta) = 0;
b376abae664a Metrics can be stored either as floating-point numbers, or as integers
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diff changeset
212
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diff changeset
213 virtual MetricsDataType GetDataType() const = 0;
b376abae664a Metrics can be stored either as floating-point numbers, or as integers
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diff changeset
214
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diff changeset
215 virtual bool HasValue() const = 0;
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diff changeset
216
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diff changeset
217 virtual const boost::posix_time::ptime& GetTime() const = 0;
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diff changeset
218
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diff changeset
219 virtual std::string FormatValue() const = 0;
b376abae664a Metrics can be stored either as floating-point numbers, or as integers
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diff changeset
220 };
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diff changeset
221
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diff changeset
222
b376abae664a Metrics can be stored either as floating-point numbers, or as integers
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diff changeset
223 class MetricsRegistry::FloatItem : public Item
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diff changeset
224 {
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diff changeset
225 private:
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diff changeset
226 TimestampedValue<float> value_;
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diff changeset
227
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diff changeset
228 public:
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f41e1f635c4d cppcheck
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diff changeset
229 explicit FloatItem(MetricsUpdatePolicy policy) :
5337
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diff changeset
230 Item(policy)
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diff changeset
231 {
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diff changeset
232 }
b376abae664a Metrics can be stored either as floating-point numbers, or as integers
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diff changeset
233
b376abae664a Metrics can be stored either as floating-point numbers, or as integers
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diff changeset
234 virtual void UpdateFloat(float value) ORTHANC_OVERRIDE
b376abae664a Metrics can be stored either as floating-point numbers, or as integers
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diff changeset
235 {
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diff changeset
236 value_.Update(value, GetPolicy());
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diff changeset
237 }
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diff changeset
238
b376abae664a Metrics can be stored either as floating-point numbers, or as integers
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diff changeset
239 virtual void UpdateInteger(int64_t value) ORTHANC_OVERRIDE
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diff changeset
240 {
b376abae664a Metrics can be stored either as floating-point numbers, or as integers
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diff changeset
241 value_.Update(static_cast<float>(value), GetPolicy());
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diff changeset
242 }
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diff changeset
243
b376abae664a Metrics can be stored either as floating-point numbers, or as integers
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parents: 5336
diff changeset
244 virtual void IncrementInteger(int64_t delta) ORTHANC_OVERRIDE
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diff changeset
245 {
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diff changeset
246 value_.Increment(static_cast<float>(delta));
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diff changeset
247 }
b376abae664a Metrics can be stored either as floating-point numbers, or as integers
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diff changeset
248
b376abae664a Metrics can be stored either as floating-point numbers, or as integers
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diff changeset
249 virtual MetricsDataType GetDataType() const ORTHANC_OVERRIDE
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250 {
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251 return MetricsDataType_Float;
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252 }
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253
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254 virtual bool HasValue() const ORTHANC_OVERRIDE
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255 {
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256 return value_.HasValue();
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257 }
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258
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259 virtual const boost::posix_time::ptime& GetTime() const ORTHANC_OVERRIDE
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260 {
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261 return value_.GetTime();
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262 }
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263
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264 virtual std::string FormatValue() const ORTHANC_OVERRIDE
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265 {
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266 return boost::lexical_cast<std::string>(value_.GetValue());
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267 }
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268 };
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269
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270
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271 class MetricsRegistry::IntegerItem : public Item
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272 {
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273 private:
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274 TimestampedValue<int64_t> value_;
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275
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276 public:
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277 explicit IntegerItem(MetricsUpdatePolicy policy) :
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278 Item(policy)
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279 {
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280 }
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281
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282 virtual void UpdateFloat(float value) ORTHANC_OVERRIDE
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283 {
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284 value_.Update(boost::math::llround(value), GetPolicy());
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285 }
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286
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287 virtual void UpdateInteger(int64_t value) ORTHANC_OVERRIDE
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288 {
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289 value_.Update(value, GetPolicy());
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290 }
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291
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292 virtual void IncrementInteger(int64_t delta) ORTHANC_OVERRIDE
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293 {
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294 value_.Increment(delta);
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295 }
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296
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297 virtual MetricsDataType GetDataType() const ORTHANC_OVERRIDE
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298 {
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299 return MetricsDataType_Integer;
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300 }
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301
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302 virtual bool HasValue() const ORTHANC_OVERRIDE
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303 {
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304 return value_.HasValue();
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305 }
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306
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307 virtual const boost::posix_time::ptime& GetTime() const ORTHANC_OVERRIDE
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308 {
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309 return value_.GetTime();
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310 }
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311
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312 virtual std::string FormatValue() const ORTHANC_OVERRIDE
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313 {
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314 return boost::lexical_cast<std::string>(value_.GetValue());
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315 }
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316 };
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317
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318
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319 MetricsRegistry::~MetricsRegistry()
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320 {
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321 for (Content::iterator it = content_.begin(); it != content_.end(); ++it)
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322 {
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323 assert(it->second != NULL);
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324 delete it->second;
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325 }
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326 }
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327
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328 bool MetricsRegistry::IsEnabled() const
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329 {
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330 return enabled_;
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331 }
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332
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333
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334 void MetricsRegistry::SetEnabled(bool enabled)
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335 {
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336 boost::mutex::scoped_lock lock(mutex_);
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337 enabled_ = enabled;
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338 }
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339
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340
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341 void MetricsRegistry::Register(const std::string& name,
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342 MetricsUpdatePolicy policy,
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343 MetricsDataType type)
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344 {
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345 boost::mutex::scoped_lock lock(mutex_);
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346
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347 if (content_.find(name) != content_.end())
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348 {
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349 throw OrthancException(ErrorCode_BadSequenceOfCalls, "Cannot register twice the same metrics: " + name);
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350 }
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351 else
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352 {
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353 GetItemInternal(name, policy, type);
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354 }
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355 }
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356
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357
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358 MetricsRegistry::Item& MetricsRegistry::GetItemInternal(const std::string& name,
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359 MetricsUpdatePolicy policy,
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360 MetricsDataType type)
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361 {
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362 Content::iterator found = content_.find(name);
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363
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364 if (found == content_.end())
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365 {
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366 Item* item = NULL;
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367
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diff changeset
368 switch (type)
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369 {
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370 case MetricsDataType_Float:
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371 item = new FloatItem(policy);
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diff changeset
372 break;
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373
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374 case MetricsDataType_Integer:
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375 item = new IntegerItem(policy);
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diff changeset
376 break;
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377
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diff changeset
378 default:
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diff changeset
379 throw OrthancException(ErrorCode_ParameterOutOfRange);
b376abae664a Metrics can be stored either as floating-point numbers, or as integers
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 5336
diff changeset
380 }
b376abae664a Metrics can be stored either as floating-point numbers, or as integers
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 5336
diff changeset
381
5325
9c00e832985f refactoring MetricsRegistry
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 5185
diff changeset
382 content_[name] = item;
9c00e832985f refactoring MetricsRegistry
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 5185
diff changeset
383 return *item;
3174
8ea7c4546c3a primitives to collect metrics in Orthanc
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
384 }
8ea7c4546c3a primitives to collect metrics in Orthanc
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
385 else
8ea7c4546c3a primitives to collect metrics in Orthanc
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
386 {
8ea7c4546c3a primitives to collect metrics in Orthanc
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
387 assert(found->second != NULL);
5325
9c00e832985f refactoring MetricsRegistry
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 5185
diff changeset
388 return *found->second;
3174
8ea7c4546c3a primitives to collect metrics in Orthanc
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
389 }
8ea7c4546c3a primitives to collect metrics in Orthanc
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
390 }
8ea7c4546c3a primitives to collect metrics in Orthanc
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
391
4300
b30a8de92ad9 abi continued
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 4203
diff changeset
392 MetricsRegistry::MetricsRegistry() :
b30a8de92ad9 abi continued
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 4203
diff changeset
393 enabled_(true)
b30a8de92ad9 abi continued
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 4203
diff changeset
394 {
b30a8de92ad9 abi continued
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 4203
diff changeset
395 }
b30a8de92ad9 abi continued
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 4203
diff changeset
396
b30a8de92ad9 abi continued
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 4203
diff changeset
397
5337
b376abae664a Metrics can be stored either as floating-point numbers, or as integers
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 5336
diff changeset
398 void MetricsRegistry::SetFloatValue(const std::string& name,
b376abae664a Metrics can be stored either as floating-point numbers, or as integers
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 5336
diff changeset
399 float value,
b376abae664a Metrics can be stored either as floating-point numbers, or as integers
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 5336
diff changeset
400 MetricsUpdatePolicy policy)
4300
b30a8de92ad9 abi continued
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 4203
diff changeset
401 {
b30a8de92ad9 abi continued
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 4203
diff changeset
402 // Inlining to avoid loosing time if metrics are disabled
b30a8de92ad9 abi continued
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 4203
diff changeset
403 if (enabled_)
b30a8de92ad9 abi continued
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 4203
diff changeset
404 {
5325
9c00e832985f refactoring MetricsRegistry
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 5185
diff changeset
405 boost::mutex::scoped_lock lock(mutex_);
5337
b376abae664a Metrics can be stored either as floating-point numbers, or as integers
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 5336
diff changeset
406 GetItemInternal(name, policy, MetricsDataType_Float).UpdateFloat(value);
4300
b30a8de92ad9 abi continued
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 4203
diff changeset
407 }
b30a8de92ad9 abi continued
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 4203
diff changeset
408 }
5337
b376abae664a Metrics can be stored either as floating-point numbers, or as integers
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 5336
diff changeset
409
4300
b30a8de92ad9 abi continued
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 4203
diff changeset
410
5337
b376abae664a Metrics can be stored either as floating-point numbers, or as integers
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 5336
diff changeset
411 void MetricsRegistry::SetIntegerValue(const std::string &name,
b376abae664a Metrics can be stored either as floating-point numbers, or as integers
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 5336
diff changeset
412 int64_t value,
b376abae664a Metrics can be stored either as floating-point numbers, or as integers
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 5336
diff changeset
413 MetricsUpdatePolicy policy)
4300
b30a8de92ad9 abi continued
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 4203
diff changeset
414 {
5325
9c00e832985f refactoring MetricsRegistry
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 5185
diff changeset
415 // Inlining to avoid loosing time if metrics are disabled
9c00e832985f refactoring MetricsRegistry
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 5185
diff changeset
416 if (enabled_)
9c00e832985f refactoring MetricsRegistry
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 5185
diff changeset
417 {
9c00e832985f refactoring MetricsRegistry
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 5185
diff changeset
418 boost::mutex::scoped_lock lock(mutex_);
5337
b376abae664a Metrics can be stored either as floating-point numbers, or as integers
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 5336
diff changeset
419 GetItemInternal(name, policy, MetricsDataType_Integer).UpdateInteger(value);
5325
9c00e832985f refactoring MetricsRegistry
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 5185
diff changeset
420 }
4300
b30a8de92ad9 abi continued
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 4203
diff changeset
421 }
b30a8de92ad9 abi continued
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 4203
diff changeset
422
3174
8ea7c4546c3a primitives to collect metrics in Orthanc
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
423
5337
b376abae664a Metrics can be stored either as floating-point numbers, or as integers
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 5336
diff changeset
424 void MetricsRegistry::IncrementIntegerValue(const std::string &name,
b376abae664a Metrics can be stored either as floating-point numbers, or as integers
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 5336
diff changeset
425 int64_t delta)
b376abae664a Metrics can be stored either as floating-point numbers, or as integers
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 5336
diff changeset
426 {
b376abae664a Metrics can be stored either as floating-point numbers, or as integers
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 5336
diff changeset
427 // Inlining to avoid loosing time if metrics are disabled
b376abae664a Metrics can be stored either as floating-point numbers, or as integers
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 5336
diff changeset
428 if (enabled_)
b376abae664a Metrics can be stored either as floating-point numbers, or as integers
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 5336
diff changeset
429 {
b376abae664a Metrics can be stored either as floating-point numbers, or as integers
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 5336
diff changeset
430 boost::mutex::scoped_lock lock(mutex_);
b376abae664a Metrics can be stored either as floating-point numbers, or as integers
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 5336
diff changeset
431 GetItemInternal(name, MetricsUpdatePolicy_Directly, MetricsDataType_Integer).IncrementInteger(delta);
b376abae664a Metrics can be stored either as floating-point numbers, or as integers
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 5336
diff changeset
432 }
b376abae664a Metrics can be stored either as floating-point numbers, or as integers
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 5336
diff changeset
433 }
b376abae664a Metrics can be stored either as floating-point numbers, or as integers
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 5336
diff changeset
434
b376abae664a Metrics can be stored either as floating-point numbers, or as integers
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 5336
diff changeset
435
b376abae664a Metrics can be stored either as floating-point numbers, or as integers
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 5336
diff changeset
436 MetricsUpdatePolicy MetricsRegistry::GetUpdatePolicy(const std::string& metrics)
3174
8ea7c4546c3a primitives to collect metrics in Orthanc
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
437 {
8ea7c4546c3a primitives to collect metrics in Orthanc
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
438 boost::mutex::scoped_lock lock(mutex_);
8ea7c4546c3a primitives to collect metrics in Orthanc
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
439
5337
b376abae664a Metrics can be stored either as floating-point numbers, or as integers
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 5336
diff changeset
440 Content::const_iterator found = content_.find(metrics);
3174
8ea7c4546c3a primitives to collect metrics in Orthanc
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
441
8ea7c4546c3a primitives to collect metrics in Orthanc
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
442 if (found == content_.end())
8ea7c4546c3a primitives to collect metrics in Orthanc
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
443 {
8ea7c4546c3a primitives to collect metrics in Orthanc
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
444 throw OrthancException(ErrorCode_InexistentItem);
8ea7c4546c3a primitives to collect metrics in Orthanc
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
445 }
8ea7c4546c3a primitives to collect metrics in Orthanc
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
446 else
8ea7c4546c3a primitives to collect metrics in Orthanc
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
447 {
8ea7c4546c3a primitives to collect metrics in Orthanc
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
448 assert(found->second != NULL);
5337
b376abae664a Metrics can be stored either as floating-point numbers, or as integers
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 5336
diff changeset
449 return found->second->GetPolicy();
b376abae664a Metrics can be stored either as floating-point numbers, or as integers
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 5336
diff changeset
450 }
b376abae664a Metrics can be stored either as floating-point numbers, or as integers
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 5336
diff changeset
451 }
b376abae664a Metrics can be stored either as floating-point numbers, or as integers
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 5336
diff changeset
452
b376abae664a Metrics can be stored either as floating-point numbers, or as integers
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 5336
diff changeset
453
b376abae664a Metrics can be stored either as floating-point numbers, or as integers
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 5336
diff changeset
454 MetricsDataType MetricsRegistry::GetDataType(const std::string& metrics)
b376abae664a Metrics can be stored either as floating-point numbers, or as integers
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 5336
diff changeset
455 {
b376abae664a Metrics can be stored either as floating-point numbers, or as integers
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 5336
diff changeset
456 boost::mutex::scoped_lock lock(mutex_);
b376abae664a Metrics can be stored either as floating-point numbers, or as integers
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 5336
diff changeset
457
b376abae664a Metrics can be stored either as floating-point numbers, or as integers
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 5336
diff changeset
458 Content::const_iterator found = content_.find(metrics);
b376abae664a Metrics can be stored either as floating-point numbers, or as integers
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 5336
diff changeset
459
b376abae664a Metrics can be stored either as floating-point numbers, or as integers
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 5336
diff changeset
460 if (found == content_.end())
b376abae664a Metrics can be stored either as floating-point numbers, or as integers
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 5336
diff changeset
461 {
b376abae664a Metrics can be stored either as floating-point numbers, or as integers
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 5336
diff changeset
462 throw OrthancException(ErrorCode_InexistentItem);
b376abae664a Metrics can be stored either as floating-point numbers, or as integers
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 5336
diff changeset
463 }
b376abae664a Metrics can be stored either as floating-point numbers, or as integers
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 5336
diff changeset
464 else
b376abae664a Metrics can be stored either as floating-point numbers, or as integers
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 5336
diff changeset
465 {
b376abae664a Metrics can be stored either as floating-point numbers, or as integers
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 5336
diff changeset
466 assert(found->second != NULL);
b376abae664a Metrics can be stored either as floating-point numbers, or as integers
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 5336
diff changeset
467 return found->second->GetDataType();
3174
8ea7c4546c3a primitives to collect metrics in Orthanc
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
468 }
8ea7c4546c3a primitives to collect metrics in Orthanc
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
469 }
8ea7c4546c3a primitives to collect metrics in Orthanc
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
470
8ea7c4546c3a primitives to collect metrics in Orthanc
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
471
8ea7c4546c3a primitives to collect metrics in Orthanc
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
472 void MetricsRegistry::ExportPrometheusText(std::string& s)
8ea7c4546c3a primitives to collect metrics in Orthanc
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
473 {
8ea7c4546c3a primitives to collect metrics in Orthanc
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
474 // https://www.boost.org/doc/libs/1_69_0/doc/html/date_time/examples.html#date_time.examples.seconds_since_epoch
8ea7c4546c3a primitives to collect metrics in Orthanc
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
475 static const boost::posix_time::ptime EPOCH(boost::gregorian::date(1970, 1, 1));
8ea7c4546c3a primitives to collect metrics in Orthanc
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
476
8ea7c4546c3a primitives to collect metrics in Orthanc
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
477 boost::mutex::scoped_lock lock(mutex_);
8ea7c4546c3a primitives to collect metrics in Orthanc
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
478
8ea7c4546c3a primitives to collect metrics in Orthanc
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
479 s.clear();
8ea7c4546c3a primitives to collect metrics in Orthanc
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
480
8ea7c4546c3a primitives to collect metrics in Orthanc
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
481 if (!enabled_)
8ea7c4546c3a primitives to collect metrics in Orthanc
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
482 {
8ea7c4546c3a primitives to collect metrics in Orthanc
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
483 return;
8ea7c4546c3a primitives to collect metrics in Orthanc
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
484 }
8ea7c4546c3a primitives to collect metrics in Orthanc
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
485
8ea7c4546c3a primitives to collect metrics in Orthanc
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
486 ChunkedBuffer buffer;
8ea7c4546c3a primitives to collect metrics in Orthanc
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
487
8ea7c4546c3a primitives to collect metrics in Orthanc
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
488 for (Content::const_iterator it = content_.begin();
8ea7c4546c3a primitives to collect metrics in Orthanc
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
489 it != content_.end(); ++it)
8ea7c4546c3a primitives to collect metrics in Orthanc
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
490 {
8ea7c4546c3a primitives to collect metrics in Orthanc
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
491 assert(it->second != NULL);
8ea7c4546c3a primitives to collect metrics in Orthanc
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
492
8ea7c4546c3a primitives to collect metrics in Orthanc
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
493 if (it->second->HasValue())
8ea7c4546c3a primitives to collect metrics in Orthanc
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
494 {
8ea7c4546c3a primitives to collect metrics in Orthanc
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
495 boost::posix_time::time_duration diff = it->second->GetTime() - EPOCH;
8ea7c4546c3a primitives to collect metrics in Orthanc
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
496
8ea7c4546c3a primitives to collect metrics in Orthanc
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
497 std::string line = (it->first + " " +
5337
b376abae664a Metrics can be stored either as floating-point numbers, or as integers
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 5336
diff changeset
498 it->second->FormatValue() + " " +
3174
8ea7c4546c3a primitives to collect metrics in Orthanc
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
499 boost::lexical_cast<std::string>(diff.total_milliseconds()) + "\n");
8ea7c4546c3a primitives to collect metrics in Orthanc
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
500
8ea7c4546c3a primitives to collect metrics in Orthanc
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
501 buffer.AddChunk(line);
8ea7c4546c3a primitives to collect metrics in Orthanc
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
502 }
8ea7c4546c3a primitives to collect metrics in Orthanc
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
503 }
8ea7c4546c3a primitives to collect metrics in Orthanc
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
504
8ea7c4546c3a primitives to collect metrics in Orthanc
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
505 buffer.Flatten(s);
8ea7c4546c3a primitives to collect metrics in Orthanc
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
506 }
8ea7c4546c3a primitives to collect metrics in Orthanc
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
507
8ea7c4546c3a primitives to collect metrics in Orthanc
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
508
4300
b30a8de92ad9 abi continued
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 4203
diff changeset
509 MetricsRegistry::SharedMetrics::SharedMetrics(MetricsRegistry &registry,
b30a8de92ad9 abi continued
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 4203
diff changeset
510 const std::string &name,
5337
b376abae664a Metrics can be stored either as floating-point numbers, or as integers
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 5336
diff changeset
511 MetricsUpdatePolicy policy) :
4300
b30a8de92ad9 abi continued
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 4203
diff changeset
512 registry_(registry),
b30a8de92ad9 abi continued
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 4203
diff changeset
513 name_(name),
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514 value_(0)
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parents: 4203
diff changeset
515 {
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Sebastien Jodogne <s.jodogne@gmail.com>
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diff changeset
516 }
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Sebastien Jodogne <s.jodogne@gmail.com>
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diff changeset
517
5326
fbe857e942cd store metrics as integers instead of floats to avoid precision loss in increments
Sebastien Jodogne <s.jodogne@gmail.com>
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518 void MetricsRegistry::SharedMetrics::Add(int64_t delta)
3176
784bbb03fb54 new metrics: orthanc_rest_api_active_requests
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diff changeset
519 {
784bbb03fb54 new metrics: orthanc_rest_api_active_requests
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diff changeset
520 boost::mutex::scoped_lock lock(mutex_);
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521 value_ += delta;
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b376abae664a Metrics can be stored either as floating-point numbers, or as integers
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522 registry_.SetIntegerValue(name_, value_);
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parents: 3175
diff changeset
523 }
784bbb03fb54 new metrics: orthanc_rest_api_active_requests
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parents: 3175
diff changeset
524
784bbb03fb54 new metrics: orthanc_rest_api_active_requests
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 3175
diff changeset
525
4300
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526 MetricsRegistry::ActiveCounter::ActiveCounter(MetricsRegistry::SharedMetrics &metrics) :
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parents: 4203
diff changeset
527 metrics_(metrics)
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parents: 4203
diff changeset
528 {
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529 metrics_.Add(1);
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parents: 4203
diff changeset
530 }
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Sebastien Jodogne <s.jodogne@gmail.com>
parents: 4203
diff changeset
531
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Sebastien Jodogne <s.jodogne@gmail.com>
parents: 4203
diff changeset
532 MetricsRegistry::ActiveCounter::~ActiveCounter()
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Sebastien Jodogne <s.jodogne@gmail.com>
parents: 4203
diff changeset
533 {
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parents: 4203
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534 metrics_.Add(-1);
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parents: 4203
diff changeset
535 }
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Sebastien Jodogne <s.jodogne@gmail.com>
parents: 4203
diff changeset
536
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Sebastien Jodogne <s.jodogne@gmail.com>
parents: 4203
diff changeset
537
3174
8ea7c4546c3a primitives to collect metrics in Orthanc
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
538 void MetricsRegistry::Timer::Start()
8ea7c4546c3a primitives to collect metrics in Orthanc
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
539 {
8ea7c4546c3a primitives to collect metrics in Orthanc
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
540 if (registry_.IsEnabled())
8ea7c4546c3a primitives to collect metrics in Orthanc
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
541 {
8ea7c4546c3a primitives to collect metrics in Orthanc
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
542 active_ = true;
8ea7c4546c3a primitives to collect metrics in Orthanc
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
543 start_ = GetNow();
8ea7c4546c3a primitives to collect metrics in Orthanc
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
544 }
8ea7c4546c3a primitives to collect metrics in Orthanc
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
545 else
8ea7c4546c3a primitives to collect metrics in Orthanc
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
546 {
8ea7c4546c3a primitives to collect metrics in Orthanc
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parents:
diff changeset
547 active_ = false;
8ea7c4546c3a primitives to collect metrics in Orthanc
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
548 }
8ea7c4546c3a primitives to collect metrics in Orthanc
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
549 }
8ea7c4546c3a primitives to collect metrics in Orthanc
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
550
8ea7c4546c3a primitives to collect metrics in Orthanc
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
551
4300
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Sebastien Jodogne <s.jodogne@gmail.com>
parents: 4203
diff changeset
552 MetricsRegistry::Timer::Timer(MetricsRegistry &registry,
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Sebastien Jodogne <s.jodogne@gmail.com>
parents: 4203
diff changeset
553 const std::string &name) :
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Sebastien Jodogne <s.jodogne@gmail.com>
parents: 4203
diff changeset
554 registry_(registry),
b30a8de92ad9 abi continued
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 4203
diff changeset
555 name_(name),
5337
b376abae664a Metrics can be stored either as floating-point numbers, or as integers
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 5336
diff changeset
556 policy_(MetricsUpdatePolicy_MaxOver10Seconds)
4300
b30a8de92ad9 abi continued
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 4203
diff changeset
557 {
b30a8de92ad9 abi continued
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 4203
diff changeset
558 Start();
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Sebastien Jodogne <s.jodogne@gmail.com>
parents: 4203
diff changeset
559 }
b30a8de92ad9 abi continued
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 4203
diff changeset
560
b30a8de92ad9 abi continued
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 4203
diff changeset
561
b30a8de92ad9 abi continued
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 4203
diff changeset
562 MetricsRegistry::Timer::Timer(MetricsRegistry &registry,
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parents: 4203
diff changeset
563 const std::string &name,
5337
b376abae664a Metrics can be stored either as floating-point numbers, or as integers
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 5336
diff changeset
564 MetricsUpdatePolicy policy) :
4300
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Sebastien Jodogne <s.jodogne@gmail.com>
parents: 4203
diff changeset
565 registry_(registry),
b30a8de92ad9 abi continued
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parents: 4203
diff changeset
566 name_(name),
5337
b376abae664a Metrics can be stored either as floating-point numbers, or as integers
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 5336
diff changeset
567 policy_(policy)
4300
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Sebastien Jodogne <s.jodogne@gmail.com>
parents: 4203
diff changeset
568 {
b30a8de92ad9 abi continued
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 4203
diff changeset
569 Start();
b30a8de92ad9 abi continued
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 4203
diff changeset
570 }
b30a8de92ad9 abi continued
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 4203
diff changeset
571
b30a8de92ad9 abi continued
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 4203
diff changeset
572
3174
8ea7c4546c3a primitives to collect metrics in Orthanc
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
573 MetricsRegistry::Timer::~Timer()
8ea7c4546c3a primitives to collect metrics in Orthanc
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
574 {
8ea7c4546c3a primitives to collect metrics in Orthanc
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
575 if (active_)
4300
b30a8de92ad9 abi continued
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 4203
diff changeset
576 {
3174
8ea7c4546c3a primitives to collect metrics in Orthanc
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
577 boost::posix_time::time_duration diff = GetNow() - start_;
5337
b376abae664a Metrics can be stored either as floating-point numbers, or as integers
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 5336
diff changeset
578 registry_.SetIntegerValue(name_, static_cast<int64_t>(diff.total_milliseconds()), policy_);
3174
8ea7c4546c3a primitives to collect metrics in Orthanc
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
579 }
8ea7c4546c3a primitives to collect metrics in Orthanc
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
580 }
8ea7c4546c3a primitives to collect metrics in Orthanc
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
581 }