Class: Appsignal::Extension

Inherits:
Object show all
Defined in:
lib/appsignal/extension.rb,
ext/appsignal_extension.c

Defined Under Namespace

Classes: ExtTransaction

Class Method Summary collapse

Class Method Details

.add_distribution_value(key, value) ⇒ Object 



260
261
262
263
264
265
266
267
268
269
 
# File 'ext/appsignal_extension.c', line 260

static VALUE add_distribution_value(VALUE self, VALUE key, VALUE value) {
  Check_Type(key, T_STRING);
  Check_Type(value, T_FLOAT);

  appsignal_add_distribution_value(
      make_appsignal_string(key),
      NUM2DBL(value)
  );
  return Qnil;
}

.agent_config ⇒ Object 



17
18
19
20
21
 
# File 'lib/appsignal/extension.rb', line 17

def agent_config
  @agent_config ||= YAML.load(
    File.read(File.join(File.dirname(__FILE__), '../../ext/agent.yml'))
  )
end

.agent_version ⇒ Object 



23
24
25
 
# File 'lib/appsignal/extension.rb', line 23

def agent_version
  agent_config['version']
end

.get_server_state(key) ⇒ Object

Server state



34
35
36
37
38
39
40
41
42
43
44
45
 
# File 'ext/appsignal_extension.c', line 34

static VALUE get_server_state(VALUE self, VALUE key) {
  appsignal_string_t string;

  Check_Type(key, T_STRING);

  string = appsignal_get_server_state(make_appsignal_string(key));
  if (string.len > 0) {
    return make_ruby_string(string);
  } else {
    return Qnil;
  }
}

.increment_counter(key, count) ⇒ Object 



249
250
251
252
253
254
255
256
257
258
 
# File 'ext/appsignal_extension.c', line 249

static VALUE increment_counter(VALUE self, VALUE key, VALUE count) {
  Check_Type(key, T_STRING);
  Check_Type(count, T_FIXNUM);

  appsignal_increment_counter(
      make_appsignal_string(key),
      FIX2INT(count)
  );
  return Qnil;
}

.install_allocation_event_hook ⇒ Object

Event hook installation



283
284
285
286
287
288
289
290
291
292
293
294
 
# File 'ext/appsignal_extension.c', line 283

static VALUE install_allocation_event_hook() {
  // This event hook is only available on Ruby 2.1 and 2.2
  #if defined(RUBY_INTERNAL_EVENT_NEWOBJ)
  rb_add_event_hook(
      track_allocation,
      RUBY_INTERNAL_EVENT_NEWOBJ,
      Qnil
  );
  #endif

  return Qnil;
}

.install_gc_event_hooks ⇒ Object 



296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
 
# File 'ext/appsignal_extension.c', line 296

static VALUE install_gc_event_hooks() {
  // These event hooks are only available on Ruby 2.1 and 2.2
  #if defined(RUBY_INTERNAL_EVENT_GC_START)
  rb_add_event_hook(
      track_gc_start,
      RUBY_INTERNAL_EVENT_GC_START,
      Qnil
  );
  #endif
  #if defined(RUBY_INTERNAL_EVENT_GC_END_MARK)
  rb_add_event_hook(
      track_gc_end,
      RUBY_INTERNAL_EVENT_GC_END_MARK,
      Qnil
  );
  #endif

  return Qnil;
}

.method_missing(m, *args, &block) ⇒ Object 



27
28
29
 
# File 'lib/appsignal/extension.rb', line 27

def method_missing(m, *args, &block)
  # Do nothing if the extension methods are not loaded
end

.set_gauge(key, value) ⇒ Object

Metrics



216
217
218
219
220
221
222
223
224
225
 
# File 'ext/appsignal_extension.c', line 216

static VALUE set_gauge(VALUE self, VALUE key, VALUE value) {
  Check_Type(key, T_STRING);
  Check_Type(value, T_FLOAT);

  appsignal_set_gauge(
      make_appsignal_string(key),
      NUM2DBL(value)
  );
  return Qnil;
}

.set_host_gauge(key, value) ⇒ Object 



227
228
229
230
231
232
233
234
235
236
 
# File 'ext/appsignal_extension.c', line 227

static VALUE set_host_gauge(VALUE self, VALUE key, VALUE value) {
  Check_Type(key, T_STRING);
  Check_Type(value, T_FLOAT);

  appsignal_set_host_gauge(
      make_appsignal_string(key),
      NUM2DBL(value)
  );
  return Qnil;
}

.set_process_gauge(key, value) ⇒ Object 



238
239
240
241
242
243
244
245
246
247
 
# File 'ext/appsignal_extension.c', line 238

static VALUE set_process_gauge(VALUE self, VALUE key, VALUE value) {
  Check_Type(key, T_STRING);
  Check_Type(value, T_FLOAT);

  appsignal_set_process_gauge(
      make_appsignal_string(key),
      NUM2DBL(value)
  );
  return Qnil;
}

.start ⇒ Object

Starting and stopping



22
23
24
25
26
 
# File 'ext/appsignal_extension.c', line 22

static VALUE start(VALUE self) {
  appsignal_start();

  return Qnil;
}

.start_transaction(transaction_id, namespace) ⇒ Object

Start transaction



47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
 
# File 'ext/appsignal_extension.c', line 47

static VALUE start_transaction(VALUE self, VALUE transaction_id, VALUE namespace) {
  appsignal_transaction_t* transaction;

  Check_Type(transaction_id, T_STRING);
  Check_Type(namespace, T_STRING);

  transaction = appsignal_start_transaction(
      make_appsignal_string(transaction_id),
      make_appsignal_string(namespace)
  );

  if (transaction) {
    return Data_Wrap_Struct(ExtTransaction, NULL, appsignal_free_transaction, transaction);
  } else {
    return Qnil;
  }
}

.stop ⇒ Object 



28
29
30
31
32
 
# File 'ext/appsignal_extension.c', line 28

static VALUE stop(VALUE self) {
  appsignal_stop();

  return Qnil;
}