ConfiguratorTemplate.h 25.9 KB
Newer Older
1
/*
2
 * ConfiguratorTemplate.h
3
4
5
6
7
 *
 *  Created on: 13.01.2018
 *      Author: Micha Mueller
 */

8
9
#ifndef SRC_CONFIGURATORTEMPLATE_H_
#define SRC_CONFIGURATORTEMPLATE_H_
10

11
#include <map>
Alessio Netti's avatar
Alessio Netti committed
12
#include <set>
13
14
15
16
17

#include <boost/foreach.hpp>
#include <boost/algorithm/string.hpp>
#include <boost/property_tree/ptree.hpp>
#include <boost/property_tree/info_parser.hpp>
18
19
20
#include "ConfiguratorInterface.h"
#include "SensorBase.h"
#include "SensorGroupTemplate.h"
21

Alessio Netti's avatar
Alessio Netti committed
22
23
24
25
#include <iostream>
#include <sstream>
#include <iomanip>

26
//#define STRCMP(node,str) boost::iequals(node.first,str) //DEPRECATED
Micha Mueller's avatar
Micha Mueller committed
27
#define CFG_VAL	boost::property_tree::iptree&
28

29
#define ADD						BOOST_FOREACH(boost::property_tree::iptree::value_type &val, config)
30
#define ATTRIBUTE(name,setter)		do { if (boost::iequals(val.first, name)) { s.setter(val.second.data()); } } while(0)
Micha Mueller's avatar
Micha Mueller committed
31
#define SETTING(name)				if (boost::iequals(val.first, name))
32

Micha Mueller's avatar
Micha Mueller committed
33
/**
34
 * Non-virtual interface template for the configurators.
Micha Mueller's avatar
Micha Mueller committed
35
 */
36
template <class SBase, class SGroup, class SEntity = nullptr_t>
37
class ConfiguratorTemplate : public ConfiguratorInterface {
38
	//the template shall only be instantiated for classes which derive from SensorBase/SensorGroup
39
	static_assert(std::is_base_of<SensorBase, SBase>::value, "SBase must derive from SensorBase!");
40
	static_assert(std::is_base_of<SensorGroupInterface, SGroup>::value, "SGroup must derive from SensorGroupInterface!");
41

42
protected:
Michael Ott's avatar
Michael Ott committed
43
	typedef std::map<std::string, SBase*> sBaseMap_t;
44
45
	typedef std::map<std::string, SGroup*> sGroupMap_t;
	typedef std::map<std::string, SEntity*> sEntityMap_t;
46

47
public:
48
	ConfiguratorTemplate() :
49
50
51
		_entityName("INVALID"),
		_groupName("INVALID"),
		_baseName("INVALID"),
52
53
54
		_cfgPath(""),
		_mqttPrefix(""),
		_cacheInterval(900000) {}
55

56
57
	ConfiguratorTemplate(const ConfiguratorTemplate&) = delete;

58
	virtual ~ConfiguratorTemplate() {
59
60
		for (auto g : _sensorGroups) {
			delete g;
61
		}
62
63
64
		for (auto e : _sensorEntitys) {
			delete e;
		}
Michael Ott's avatar
Michael Ott committed
65
66
67
		for (auto tb : _templateSensorBases) {
			delete tb.second;
		}
68
		for (auto tg : _templateSensorGroups) {
69
			delete tg.second;
70
71
		}
		for (auto te : _templateSensorEntitys) {
72
			delete te.second;
73
		}
74
		_sensorGroupInterfaces.clear();
75
76
		_sensorGroups.clear();
		_sensorEntitys.clear();
Michael Ott's avatar
Michael Ott committed
77
		_templateSensorBases.clear();
78
		_templateSensorGroups.clear();
79
		_templateSensorEntitys.clear();
80
	}
81

82
83
	ConfiguratorTemplate& operator=(const ConfiguratorTemplate&) = delete;

Micha Mueller's avatar
Micha Mueller committed
84
85
	/**
	 * Read in the given configuration
86
	 *
87
88
	 * Overwriting this method is only required if a custom logic is really necessary!
	 *
Micha Mueller's avatar
Micha Mueller committed
89
	 * @param	cfgPath Path to the config-file
90
91
	 *
	 * @return	True on success, false otherwise
Micha Mueller's avatar
Micha Mueller committed
92
	 */
93
	bool readConfig(std::string cfgPath) {
94
		_cfgPath = cfgPath;
95
96
97
98
99

		boost::property_tree::iptree cfg;
		boost::property_tree::read_info(cfgPath, cfg);

		//read global variables (if present overwrite those from global.conf)
100
101
		readGlobal(cfg);

102
103
104
105
106
107
		//read groups and templates for groups. If present also entity/-template stuff
		BOOST_FOREACH(boost::property_tree::iptree::value_type &val, cfg) {
			//template entity
			if (boost::iequals(val.first, "template_" + _entityName)) {
				LOG(debug) << "Template " << _entityName << " \"" << val.second.data() << "\"";
				if (!val.second.empty()) {
Micha Mueller's avatar
Micha Mueller committed
108
109
110
					//name of an entity is only used to identify templates and is not stored otherwise
					SEntity* entity = new SEntity();
					if (readSensorEntity(*entity, val.second, true)) {
111
						auto ret = _templateSensorEntitys.insert(std::pair<std::string, SEntity*>(val.second.data(), entity));
112
						if(!ret.second) {
113
							LOG(warning) << "Template " << _entityName << " " << val.second.data() << " already exists! Omitting...";
Micha Mueller's avatar
Micha Mueller committed
114
							delete entity;
115
116
117
						}
					} else {
						LOG(warning) << "Template " << _entityName << " \"" << val.second.data() << "\" has bad values! Ignoring...";
Micha Mueller's avatar
Micha Mueller committed
118
						delete entity;
119
120
121
122
123
124
125
126
					}
				}
			//template group
			} else if (boost::iequals(val.first, "template_" + _groupName)) {
				LOG(debug) << "Template " << _groupName << " \"" << val.second.data() << "\"";
				if (!val.second.empty()) {
					SGroup* group = new SGroup(val.second.data());
					if (readSensorGroup(*group, val.second)) {
127
						auto ret = _templateSensorGroups.insert(std::pair<std::string, SGroup*>(val.second.data(), group));
128
						if(!ret.second) {
129
							LOG(warning) << "Template " << _groupName << " " << val.second.data() << " already exists! Omitting...";
Micha Mueller's avatar
Micha Mueller committed
130
							delete group;
131
						}
132
133
					} else {
						LOG(warning) << "Template " << _groupName << " \"" << val.second.data() << "\" has bad values! Ignoring...";
Micha Mueller's avatar
Micha Mueller committed
134
						delete group;
135
136
					}
				}
Michael Ott's avatar
Michael Ott committed
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
			//template base
			} else if (boost::iequals(val.first, "template_" + _baseName)) {
				LOG(debug) << "Template " << _baseName << " \"" << val.second.data() << "\"";
				if (!val.second.empty()) {
					SBase* base = new SBase(val.second.data());
					if (readSensorBase(*base, val.second)) {
						auto ret = _templateSensorBases.insert(std::pair<std::string, SBase*>(val.second.data(), base));
						if(!ret.second) {
							LOG(warning) << "Template " << _baseName << " " << val.second.data() << " already exists! Omitting...";
							delete base;
						}
					} else {
						LOG(warning) << "Template " << _baseName << " \"" << val.second.data() << "\" has bad values! Ignoring...";
						delete base;
					}
				}
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
			//template single sensor
			} else if (boost::iequals(val.first, "template_single_" + _baseName)) {
				LOG(debug) << "Template single " << _baseName << " \"" << val.second.data() << "\"";
				if (!val.second.empty()) {
					SGroup* group = new SGroup(val.second.data());
					if (readSensorGroup(*group, val.second)) {
						//group which consists of only one sensor
						SBase* sensor = new SBase(val.second.data());
						if (readSensorBase(*sensor, val.second)) {
							group->pushBackSensor(sensor);
							auto ret = _templateSensorGroups.insert(std::pair<std::string, SGroup*>(val.second.data(), group));
							if(!ret.second) {
								LOG(warning) << "Template single " << _baseName << " " << val.second.data() << " already exists! Omitting...";
								delete group;
							}
						} else {
							LOG(warning) << "Template single " << _baseName << " " << val.second.data() << " could not be read! Omitting";
170
							delete sensor;
171
172
173
174
175
176
177
							delete group;
						}
					} else {
						LOG(warning) << "Template single " << _baseName << " \"" << val.second.data() << "\" has bad values! Ignoring...";
						delete group;
					}
				}
178
179
180
181
			//entity
			} else if (boost::iequals(val.first, _entityName)) {
				LOG(debug) << _entityName << " \"" << val.second.data() << "\"";
				if (!val.second.empty()) {
Micha Mueller's avatar
Micha Mueller committed
182
183
					SEntity* entity = new SEntity();
					if (readSensorEntity(*entity, val.second, false)) {
184
185
186
						_sensorEntitys.push_back(entity);
					} else {
						LOG(warning) << _entityName << " \"" << val.second.data() << "\" has bad values! Ignoring...";
Micha Mueller's avatar
Micha Mueller committed
187
						delete entity;
188
					}
189
190
191
192
193
194
195
				}
			//group
			} else if (boost::iequals(val.first, _groupName)) {
				LOG(debug) << _groupName << " \"" << val.second.data() << "\"";
				if (!val.second.empty()) {
					SGroup* group = new SGroup(val.second.data());
					if (readSensorGroup(*group, val.second)) {
196
						storeSensorGroup(group);
197
198
					} else {
						LOG(warning) << _groupName << " \"" << val.second.data() << "\" has bad values! Ignoring...";
Micha Mueller's avatar
Micha Mueller committed
199
						delete group;
200
201
					}
				}
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
			//single sensor
			} else if (boost::iequals(val.first, "single_" + _baseName)) {
				LOG(debug) << "Single " << _baseName << " \"" << val.second.data() << "\"";
				if (!val.second.empty()) {
					SGroup* group = new SGroup(val.second.data());
					if (readSensorGroup(*group, val.second)) {
						//group which consists of only one sensor
						SBase* sensor;
						//perhaps one sensor is already present because it was copied from the template group
						if (group->getSensors().size() != 0) {
							sensor = dynamic_cast<SBase*>(group->getSensors()[0]);
							sensor->setName(val.second.data());
							if (readSensorBase(*sensor, val.second)) {
								storeSensorGroup(group);
							} else {
								LOG(warning) << "Single " << _baseName << " " << val.second.data() << " could not be read! Omitting";
								delete group;
							}
						} else {
							sensor = new SBase(val.second.data());
							if (readSensorBase(*sensor, val.second)) {
								group->pushBackSensor(sensor);
								storeSensorGroup(group);
							} else {
								LOG(warning) << "Single " << _baseName << " " << val.second.data() << " could not be read! Omitting";
227
								delete sensor;
228
229
230
231
232
233
234
235
								delete group;
							}
						}
					} else {
						LOG(warning) << "Single " << _baseName << " \"" << val.second.data() << "\" has bad values! Ignoring...";
						delete group;
					}
				}
236
237
238
			} else {
			    LOG(error) << "\"" << val.first << "\": unknown construct!";
			    return false;
239
240
			}
		}
241
242
243
244
		//read of config finished. Now we build the mqtt-topic for every sensor
		for(auto g : _sensorGroups) {
			for(auto s : g->getSensors()) {
				s->setMqtt(_mqttPrefix + g->getMqttPart() + s->getMqtt());
245
				LOG(debug) << g->getGroupName() << "::" << s->getName() << " using MQTT-topic \"" << s->getMqtt() << "\"";
246
247
			}
		}
248
		return true;
249
250
251
252
	}

	/**
	 * Clear internal storage and read in the configuration again.
253
254
	 *
	 * @return	True on success, false otherwise
255
	 */
256
	bool reReadConfig() final {
Micha Mueller's avatar
Micha Mueller committed
257
258
		//bring everything to a halt
		for(auto g : _sensorGroups) {
259
			g->stop();
Micha Mueller's avatar
Micha Mueller committed
260
261
262
263
264
265
		}

		//wait until everything is halted
		for(auto g : _sensorGroups) {
			g->wait();
		}
266

267
		//clean up sensors/groups/entitys and templates
Micha Mueller's avatar
Micha Mueller committed
268
269
270
		for(auto g : _sensorGroups) {
			delete g;
		}
271
272
273
		for(auto e : _sensorEntitys) {
			delete e;
		}
Michael Ott's avatar
Michael Ott committed
274
275
276
		for (auto tb : _templateSensorBases) {
			delete tb.second;
		}
277
		for (auto tg : _templateSensorGroups) {
278
			delete tg.second;
279
280
		}
		for (auto te : _templateSensorEntitys) {
281
			delete te.second;
282
		}
283
		_sensorGroupInterfaces.clear();
Micha Mueller's avatar
Micha Mueller committed
284
		_sensorGroups.clear();
285
		_sensorEntitys.clear();
Michael Ott's avatar
Michael Ott committed
286
		_templateSensorBases.clear();
287
		_templateSensorGroups.clear();
288
		_templateSensorEntitys.clear();
289

Micha Mueller's avatar
Micha Mueller committed
290
		//back to the very beginning
291
		return readConfig(_cfgPath);
292
	}
293

294
295
296
297
298
299
300
	/**
	 * Sets internal variables with the ones provided by pluginSettings.
	 * This method should be called once after constructing a configurator
	 * to provide him with the global default values.
	 *
	 * @param pluginSettings	Struct with global default settings for the plugins.
	 */
301
	void setGlobalSettings(const pluginSettings_t& pluginSettings) final {
302
303
		_mqttPrefix = pluginSettings.mqttPrefix;
		_cacheInterval = pluginSettings.cacheInterval;
304
305

		derivedSetGlobalSettings(pluginSettings);
306
307
	}

Micha Mueller's avatar
Micha Mueller committed
308
309
310
311
312
	/**
	 * Get all sensor groups
	 *
	 * @return	Vector containing pointers to all sensor groups of this plugin
	 */
Micha Mueller's avatar
Micha Mueller committed
313
	std::vector<SensorGroupInterface*>& getSensorGroups() final {
314
315
316
		return _sensorGroupInterfaces;
	}

317
protected:
318
319
320
	void storeSensorGroup(SGroup* sGroup) {
		_sensorGroups.push_back(sGroup);
		_sensorGroupInterfaces.push_back(sGroup);
Micha Mueller's avatar
Micha Mueller committed
321
322
	}

323
324
	/**
	 * Non-virtual interface method for class-internal use only.
325
	 * Reads and sets the common base values of a sensor base (currently none),
326
327
	 * then calls the corresponding derived function to read plugin specific
	 * values.
328
	 *
329
	 * @param sBase		The sensor base for which to set the values
330
331
332
333
	 * @param config	A boost property (sub-)tree containing the sensor values
	 *
	 * @return	True on success, false otherwise
	 */
Micha Mueller's avatar
Micha Mueller committed
334
	bool readSensorBase(SBase& sBase, CFG_VAL config) {
Michael Ott's avatar
Michael Ott committed
335
336
337
338
339
340
341
342
343
344
		boost::optional<boost::property_tree::iptree&> def = config.get_child_optional("default");
		if(def) {
			//we copy all values from default (including copy constructing its sensors)
			//if own sensors are specified they are appended
			LOG(debug) << "  Using \"" << def.get().data() << "\" as default.";
			auto it = _templateSensorBases.find(def.get().data());
			if(it != _templateSensorBases.end()) {
				sBase = *(it->second);
				sBase.setName(config.data());
			} else {
345
				LOG(warning) << "Template " << _baseName << "\" " << def.get().data() << "\" not found! Using standard values.";
Michael Ott's avatar
Michael Ott committed
346
347
348
			}
		}
		
349
350
351
		BOOST_FOREACH(boost::property_tree::iptree::value_type &val, config) {
			if (boost::iequals(val.first, "mqttsuffix")) {
				sBase.setMqtt(val.second.data());
352
			} else if (boost::iequals(val.first, "skipConstVal")) {
353
354
355
356
357
				if (val.second.data() == "on") {
					sBase.setSkipConstVal(true);
				} else {
					sBase.setSkipConstVal(false);
				}
358
359
360
361
			}
		}
		sensorBase(sBase, config);
		return true;
362
363
364
365
	}

	/**
	 * Non-virtual interface method for class-internal use only.
366
367
	 * Reads and sets the common base values of a sensor group, then calls
	 * the corresponding derived function to read in plugin specific values.
368
	 *
369
	 * @param sGroup	The sensor group for which to set the values
370
371
372
373
	 * @param config	A boost property (sub-)tree containing the sensor values
	 *
	 * @return	True on success, false otherwise
	 */
Micha Mueller's avatar
Micha Mueller committed
374
	bool readSensorGroup(SGroup& sGroup, CFG_VAL config) {
375
		sGroup.setCacheInterval(_cacheInterval);
376
377
378
379
380
381
382
383
		//first check if default group is given
		boost::optional<boost::property_tree::iptree&> def = config.get_child_optional("default");
		if(def) {
			//we copy all values from default (including copy constructing its sensors)
			//if own sensors are specified they are appended
			LOG(debug) << "  Using \"" << def.get().data() << "\" as default.";
			auto it = _templateSensorGroups.find(def.get().data());
			if(it != _templateSensorGroups.end()) {
384
385
				sGroup = *(it->second);
				sGroup.setGroupName(config.data());
386
			} else {
387
				LOG(warning) << "Template " << _groupName << "\" " << def.get().data() << "\" not found! Using standard values.";
388
389
390
			}
		}

391
		//read in values inherited from SensorGroupInterface
392
		BOOST_FOREACH(boost::property_tree::iptree::value_type &val, config) {
393
			if (boost::iequals(val.first, "interval")) {
394
				sGroup.setInterval(stoull(val.second.data()));
395
			} else if (boost::iequals(val.first, "minValues")) {
396
				sGroup.setMinValues(stoull(val.second.data()));
397
398
			} else if (boost::iequals(val.first, "mqttPart")) {
				sGroup.setMqttPart(val.second.data());
399
400
			} else if (boost::iequals(val.first, _baseName)) {
				LOG(debug) << "  " << _baseName << " " << val.second.data();
401
402
				SBase* sensor = new SBase(val.second.data());
				if (readSensorBase(*sensor, val.second)) {
403
					sGroup.pushBackSensor(sensor);
404
				} else {
405
					LOG(warning) << _baseName << " " << sGroup.getGroupName() << "::" << sensor->getName() << " could not be read! Omitting";
Micha Mueller's avatar
Micha Mueller committed
406
					delete sensor;
407
				}
408
409
410
			}
		}

411
412
413
		//TODO keep debug logging for config?
//		LOG(debug) << "  Interval : " << sGroup.getInterval();
//		LOG(debug) << "  minValues: " << sGroup.getMinValues();
414

415
416
		sensorGroup(sGroup, config);
		return true;
417
418
	}

419
420
421
422
423
424
425
	/**
	 * Non-virtual interface method for class-internal use only.
	 * Reads and sets the common base values of a sensor entity, then calls
	 * the corresponding derived function to read in plugin specific values.
	 *
	 * @param sEntity	The aggregating entity for which to set the values
	 * @param config	A boost property (sub-)tree containing the sensor values
Micha Mueller's avatar
Micha Mueller committed
426
427
	 * @param isTemplate	Indicate if sEntity is a template. If so, also store
	 * 						the corresponding sGroups in the template map
428
429
430
	 *
	 * @return	True on success, false otherwise
	 */
Micha Mueller's avatar
Micha Mueller committed
431
	bool readSensorEntity(SEntity& sEntity, CFG_VAL config, bool isTemplate) {
432
433
434
435
436
437
438
		//first check if default entity is given
		boost::optional<boost::property_tree::iptree&> def = config.get_child_optional("default");
		if(def) {
			//we copy all values from default
			LOG(debug) << "  Using \"" << def.get().data() << "\" as default.";
			auto it = _templateSensorEntitys.find(def.get().data());
			if(it != _templateSensorEntitys.end()) {
439
				sEntity = *(it->second);
Micha Mueller's avatar
Micha Mueller committed
440
441
442
443
				for(auto g : _templateSensorGroups) {
					if (isEntityOfGroup(*(it->second), *(g.second))) {
						SGroup* group = new SGroup(*(g.second));
						setEntityForGroup(sEntity, *group);
444
						storeSensorGroup(group);
Micha Mueller's avatar
Micha Mueller committed
445
446
					}
				}
447
448
449
450
			} else {
				LOG(warning) << "Template " << _entityName << "\"" << def.get().data() << "\" not found! Using standard values.";
			}
		}
Micha Mueller's avatar
Micha Mueller committed
451

452
		sensorEntity(sEntity, config);
Micha Mueller's avatar
Micha Mueller committed
453
454
455
456

		BOOST_FOREACH(boost::property_tree::iptree::value_type &val, config) {
			if (boost::iequals(val.first, _groupName)) {
				LOG(debug) << "  " << _groupName << " " << val.second.data();
457
458
459
460
461
462
463
464
465
466
467
468
				if (!val.second.empty()) {
					SGroup* group = new SGroup(val.second.data());
					if(readSensorGroup(*group, val.second)) {
						setEntityForGroup(sEntity, *group);
						if (isTemplate) {
							auto ret = _templateSensorGroups.insert(std::pair<std::string, SGroup*>(val.second.data(), group));
							if(!ret.second) {
								LOG(warning) << "Template " << _groupName << " " << val.second.data() << " already exists! Omitting...";
								delete group;
							}
						} else {
							storeSensorGroup(group);
Micha Mueller's avatar
Micha Mueller committed
469
470
						}
					} else {
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
504
505
506
507
508
509
510
511
512
513
514
515
516
517
518
519
520
						LOG(warning) << _groupName << " " << group->getGroupName() << " could not be read! Omitting";
						delete group;
					}
				}
			} else if (boost::iequals(val.first, "single_" + _baseName)) {
				LOG(debug) << "Single " << _baseName << " \"" << val.second.data() << "\"";
				if (!val.second.empty()) {
					SGroup* group = new SGroup(val.second.data());
					//group which consists of only one sensor
					if (readSensorGroup(*group, val.second)) {
						setEntityForGroup(sEntity, *group);
						if (isTemplate) {
							SBase* sensor = new SBase(val.second.data());
							if (readSensorBase(*sensor, val.second)) {
								group->pushBackSensor(sensor);
								auto ret = _templateSensorGroups.insert(std::pair<std::string, SGroup*>(val.second.data(), group));
								if(!ret.second) {
									LOG(warning) << "Template single " << _baseName << " " << val.second.data() << " already exists! Omitting...";
									delete group;
								}
							} else {
								LOG(warning) << "Template single " << _baseName << " " << val.second.data() << " could not be read! Omitting";
								delete group;
							}
						} else {
							SBase* sensor;
							//perhaps one sensor is already present because it was copied from the template group
							if (group->getSensors().size() != 0) {
								sensor = dynamic_cast<SBase*>(group->getSensors()[0]);
								sensor->setName(val.second.data());
								if (readSensorBase(*sensor, val.second)) {
									storeSensorGroup(group);
								} else {
									LOG(warning) << "Single " << _baseName << " " << val.second.data() << " could not be read! Omitting";
									delete group;
								}
							} else {
								sensor = new SBase(val.second.data());
								if (readSensorBase(*sensor, val.second)) {
									group->pushBackSensor(sensor);
									storeSensorGroup(group);
								} else {
									LOG(warning) << "Single " << _baseName << " " << val.second.data() << " could not be read! Omitting";
									delete group;
								}
							}
						}
					} else {
						LOG(warning) << "Single " << _baseName << " \"" << val.second.data() << "\" has bad values! Ignoring...";
						delete group;
Micha Mueller's avatar
Micha Mueller committed
521
522
523
524
525
					}
				}
			}
		}

526
527
528
529
530
		if(!isTemplate) {
			for(auto g : _sensorGroups) {
				if(isEntityOfGroup(sEntity, *g)) {
					finalizeGroup(*g);
				}
Micha Mueller's avatar
Micha Mueller committed
531
532
			}
		}
533
		return true;
534
535
	}

Micha Mueller's avatar
Micha Mueller committed
536
	bool readGlobal(CFG_VAL config) {
537
538
539
540
541
542
543
544
545
546
547
548
549
550
551
		boost::optional<boost::property_tree::iptree&> globalVals = config.get_child_optional("global");
		if (globalVals) {
			BOOST_FOREACH(boost::property_tree::iptree::value_type &global, config.get_child("global")) {
				if (boost::iequals(global.first, "mqttprefix")) {
					_mqttPrefix = global.second.data();
					if (_mqttPrefix[_mqttPrefix.length()-1] != '/') {
						_mqttPrefix.append("/");
					}
					LOG(debug) << "  Using own MQTT-Prefix " << _mqttPrefix;
				} else if (boost::iequals(global.first, "cacheInterval")) {
					_cacheInterval = stoul(global.second.data());
					LOG(debug) << "  Using own caching interval " << _cacheInterval << " [s]";
					_cacheInterval *= 1000;
				}
			}
552
			global(config.get_child("global"));
553
		}
554
		return true;
555
556
	}

557
	/**
558
	 * Virtual interface method, responsible for setting global values specifically
559
560
561
562
	 * for its plugin.
	 *
	 * @param pluginSettings	The struct with global default plugin settings
	 */
563
564
565
	virtual void derivedSetGlobalSettings(const pluginSettings_t& pluginSettings) {
		//Overwrite if necessary
	}
566
567
568

	/**
	 * Pure virtual interface method, responsible for reading plugin-specific sensor
569
	 * base values.
570
	 *
Micha Mueller's avatar
Micha Mueller committed
571
	 * @param s			The sensor base for which to set the values
572
573
	 * @param config	A boost property (sub-)tree containing the sensor values
	 */
Micha Mueller's avatar
Micha Mueller committed
574
	virtual void sensorBase(SBase& s, CFG_VAL config) = 0;
575
576
577
578
579

	/**
	 * Pure virtual interface method, responsible for reading plugin-specific sensor
	 * group values.
	 *
Micha Mueller's avatar
Micha Mueller committed
580
	 * @param s			The sensor group for which to set the values
581
	 * @param config	A boost property (sub-)tree containing the group values
582
	 */
Micha Mueller's avatar
Micha Mueller committed
583
	virtual void sensorGroup(SGroup& s, CFG_VAL config) = 0;
584

585
586
587
588
	/**
	 * Virtual interface method, responsible for reading plugin-specific sensor
	 * entity values.
	 *
Micha Mueller's avatar
Micha Mueller committed
589
	 * @param s			The sensor entity for which to set the values
590
591
	 * @param config	A boost property (sub-)tree containing the entity values
	 */
Micha Mueller's avatar
Micha Mueller committed
592
	virtual void sensorEntity(SEntity& s, CFG_VAL config) {
593
594
595
		//Overwrite if necessary
		LOG(warning) << "Method sensorEntity called, but was not overwritten! Either you have unwanted entitys in your config file or forgot to overwrite this method";
	}
596

Micha Mueller's avatar
Micha Mueller committed
597
598
599
600
601
602
603
604
605
606
607
608
609
610
611
612
613
614
615
616
617
618
619
620
621
622
623
624
625
626
627
628
629
630
631
632
633
634
	/**
	 * Check if e is the corresponding entity of g
	 *
	 * @param e
	 * @param g
	 *
	 * @return	True if (g.entity == &e)
	 */
	//TODO not very convenient for writing plugins. Are there better solutions?
	virtual bool isEntityOfGroup(SEntity& e, SGroup& g) {
		//Overwrite if necessary
		LOG(warning) << "Method isEntityOfGroup called, but was not overwritten! Either you have unwanted entitys in your config file or forgot to overwrite this method";
		return false;
	}

	/**
	 * Sets e as entity for group g
	 *
	 * @param e
	 * @param g
	 */
	//TODO not very convenient for writing plugins. Are there better solutions?
	virtual void setEntityForGroup(SEntity& e, SGroup& g) {
		//Overwrite if necessary
		LOG(warning) << "Method setEntityForGroup called, but was not overwritten! Either you have unwanted entitys in your config file or forgot to overwrite this method";
	}

	/**
	 * Finalize the group g with everything it needs from its entity (set e.g. the mqttPart for entity)
	 *
	 * @param g
	 */
	//TODO not very convenient for writing plugins. Are there better solutions?
	virtual void finalizeGroup(SGroup& g) {
		//Overwrite if necessary
		LOG(warning) << "Method finalizeEntityGroup called, but was not overwritten! Either you have unwanted entitys in your config file or forgot to overwrite this method";
	}

635
636
637
638
639
	/**
	 * Virtual interface method, responsible for reading plugin-specific global values.
	 *
	 * @param config	A boost property (sub-)tree containing the global values
	 */
Micha Mueller's avatar
Micha Mueller committed
640
	virtual void global(CFG_VAL config) {}
641

Alessio Netti's avatar
Alessio Netti committed
642
643
644
645
646
647
648
649
650
651
652
653
654
655
656
657
658
659
660
661
662
663
664
665
666
667
668
669
670
671
672
673
674
675
676
677
678
679
680
681
682
683
684
685
686
687
688
689
690
691
692
693
694
695
696
697
698
699
700
701
702
703
704
705
706
707
708
709
710
711
712
713
714
715
716
717
718
719
720
721
722
723
724
725
726
727
728
729
730
731
732
733
734
735
736
737
738
739
740
741
742
743
744
	/**
	 * Increases by a certain value the input MQTT hex topic.
	 *
	 * Example: a mqtt="AAB7" and val=5 produce "AAC2" as output.
	 *
	 * @param mqtt: the MQTT hex string whose value has to be increased
	 * @param val: the value by which mqtt has to be increased
	 *
	 * @return the increased MQTT string
	 *
	 */
	const std::string increaseMqtt(const std::string& mqtt, int val) {
		unsigned long mqttDigits = stoul(mqtt, 0, 16);
		mqttDigits += val;
		std::stringstream stream;
		stream << std::setfill ('0') << std::setw(mqtt.length()) << std::uppercase << std::hex << mqttDigits;
		return stream.str();
	}

	/**
	 * Formats a numerical CPU core ID into a hex string of specified length.
	 *
	 * Example: a mqttPart="xx" and val=11 produce "0B" as output.
	 *
	 * @param mqttPart: a template MQTT string, defines the length of the final string
	 * @param val: the value of the CPU core ID
	 *
	 * @return the hex string representation of the input CPU core ID
	 *
	 */
	const std::string formatMqttCPU(const std::string& mqttPart, unsigned int val) {
		std::stringstream stream;
		stream << std::setfill ('0') << std::setw(mqttPart.length()) << std::uppercase << std::hex << val;
		return stream.str();
	}

	/**
	 * Tries to parse the given cpuString as integer numbers. On success, the specified numbers will be inserted
	 * into a set, which will be returned. On failure, an empty set is returned. A set is used to maintain uniqueness
	 * and an ascending order among the numbers although this is not strictly required.
	 *
	 * @param cpuString	String which specifies a range and/or set of numbers (e.g. "1,2,3-5,7-9,10")
	 * @return	A set of integers as specified in the cpuString. If the string could not be parsed the set will be empty.
	 */
	std::set<int> parseCpuString(const std::string& cpuString) {
		std::set<int> cpus;
		int maxCpu = 512;

		std::vector<std::string> subStrings;

		std::stringstream ssComma(cpuString);
		std::string item;
		while (std::getline(ssComma, item, ',')) {
			subStrings.push_back(item);
		}

		for (auto s : subStrings) {
			if (s.find('-') != std::string::npos) { //range of values (e.g. 1-5) specified
				std::stringstream ssHyphen(s);
				std::string min, max;
				std::getline(ssHyphen, min, '-');
				std::getline(ssHyphen, max);

				try {
					int minVal = stoi(min);
					int maxVal = stoi(max);

					for (int i = minVal; i <= maxVal; i++) {
						if (i >= 0 && i < maxCpu) {
							cpus.insert((int)i);
						}
					}
				} catch (const std::exception& e) {
					LOG(debug) << "Could not parse values \"" << min << "-" << max << "\"";
				}
			} else { //single value
				try {
					int val = stoi(s);
					if (val >= 0 && val < maxCpu) {
						cpus.insert((int)val);
					}
				} catch (const std::exception& e) {
					LOG(debug) << "Could not parse value \"" << s << "\"";
				}
			}
		}

		if (cpus.empty()) {
			LOG(warning) << "  CPUs could not be parsed!";
		} else {
			std::stringstream sstream;
			sstream << "  CPUS: ";
			for (auto i : cpus) {
				sstream << i << ", ";
			}
			std::string msg = sstream.str();
			msg.pop_back();
			msg.pop_back();
			LOG(debug) << msg;
		}
		return cpus;
	}

745
746
	std::string		_entityName;
	std::string		_groupName;
747
	std::string		_baseName;
748
749
750
751

	std::string 	_cfgPath;
	std::string		_mqttPrefix;
	unsigned int	_cacheInterval;
752
753
754
	std::vector<SensorGroupInterface*> _sensorGroupInterfaces;
	std::vector<SGroup*>	_sensorGroups;
	std::vector<SEntity*>	_sensorEntitys;
Michael Ott's avatar
Michael Ott committed
755
	sBaseMap_t		_templateSensorBases;
756
757
	sGroupMap_t		_templateSensorGroups;
	sEntityMap_t	_templateSensorEntitys;
758
759
};

760
#endif /* SRC_CONFIGURATORTEMPLATE_H_ */