Class: OpenC3::MetricModel

Inherits:
EphemeralModel show all
Defined in:
lib/openc3/models/metric_model.rb

Constant Summary collapse

PRIMARY_KEY = 
'__openc3__metric'.freeze

Instance Attribute Summary collapse

Attributes inherited from Model

#name, #plugin, #scope, #updated_at

Class Method Summary collapse

Instance Method Summary collapse

Methods inherited from EphemeralModel

store, store_queued

Methods inherited from Model

#check_disable_erb, #create, #deploy, #destroy, #destroyed?, filter, find_all_by_plugin, from_json, get_all_models, get_model, handle_config, store, store_queued, #undeploy, #update

Constructor Details

#initialize(name:, values: {}, scope:) ⇒ MetricModel

Returns a new instance of MetricModel.



57
58
59
60
 
# File 'lib/openc3/models/metric_model.rb', line 57

def initialize(name:, values: {}, scope:)
  super("#{scope}#{PRIMARY_KEY}", name: name, scope: scope)
  @values = values
end

Instance Attribute Details

#values ⇒ Object

Returns the value of attribute values.



29
30
31
 
# File 'lib/openc3/models/metric_model.rb', line 29

def values
  @values
end

Class Method Details

.all(scope:) ⇒ Object 



41
42
43
 
# File 'lib/openc3/models/metric_model.rb', line 41

def self.all(scope:)
  super("#{scope}#{PRIMARY_KEY}")
end

.destroy(scope:, name:) ⇒ Object 



53
54
55
 
# File 'lib/openc3/models/metric_model.rb', line 53

def self.destroy(scope:, name:)
  EphemeralStore.hdel("#{scope}#{PRIMARY_KEY}", name)
end

.get(name:, scope:) ⇒ Object

NOTE: The following three class methods are used by the ModelController and are reimplemented to enable various Model class methods to work



33
34
35
 
# File 'lib/openc3/models/metric_model.rb', line 33

def self.get(name:, scope:)
  super("#{scope}#{PRIMARY_KEY}", name: name)
end

.names(scope:) ⇒ Object 



37
38
39
 
# File 'lib/openc3/models/metric_model.rb', line 37

def self.names(scope:)
  super("#{scope}#{PRIMARY_KEY}")
end

.redis_extract_p50_and_p99_seconds(value) ⇒ Object 



70
71
72
73
74
75
76
77
78
79
 
# File 'lib/openc3/models/metric_model.rb', line 70

def self.redis_extract_p50_and_p99_seconds(value)
  if value
    split_value = value.to_s.split(',')
    p50 = split_value[0].split('=')[-1].to_f / 1_000_000
    p99 = split_value[-1].split('=')[-1].to_f / 1_000_000
    return p50, p99
  else
    return 0.0, 0.0
  end
end

.redis_metrics ⇒ Object 



81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
 
# File 'lib/openc3/models/metric_model.rb', line 81

def self.redis_metrics
  result = {}

  metrics = OpenC3::Store.info("all")
  result['redis_connected_clients_total'] = metrics['connected_clients']
  result['redis_used_memory_rss_total'] = metrics['used_memory_rss']
  result['redis_commands_processed_total'] = metrics['total_commands_processed']
  result['redis_iops'] = metrics['instantaneous_ops_per_sec']
  result['redis_instantaneous_input_kbps'] = metrics['instantaneous_input_kbps']
  result['redis_instantaneous_output_kbps'] = metrics['instantaneous_output_kbps']
  result['redis_hget_p50_seconds'], result['redis_hget_p99_seconds'] = redis_extract_p50_and_p99_seconds(metrics['latency_percentiles_usec_hget'])
  result['redis_hgetall_p50_seconds'], result['redis_hgetall_p99_seconds'] = redis_extract_p50_and_p99_seconds(metrics['latency_percentiles_usec_hgetall'])
  result['redis_hset_p50_seconds'], result['redis_hset_p99_seconds'] = redis_extract_p50_and_p99_seconds(metrics['latency_percentiles_usec_hset'])
  result['redis_xadd_p50_seconds'], result['redis_xadd_p99_seconds'] = redis_extract_p50_and_p99_seconds(metrics['latency_percentiles_usec_xadd'])
  result['redis_xread_p50_seconds'], result['redis_xread_p99_seconds'] = redis_extract_p50_and_p99_seconds(metrics['latency_percentiles_usec_xread'])
  result['redis_xrevrange_p50_seconds'], result['redis_xrevrange_p99_seconds'] = redis_extract_p50_and_p99_seconds(metrics['latency_percentiles_usec_xrevrange'])
  result['redis_xtrim_p50_seconds'], result['redis_xtrim_p99_seconds'] = redis_extract_p50_and_p99_seconds(metrics['latency_percentiles_usec_xtrim'])

  metrics = OpenC3::EphemeralStore.info("all")
  result['redis_ephemeral_connected_clients_total'] = metrics['connected_clients']
  result['redis_ephemeral_used_memory_rss_total'] = metrics['used_memory_rss']
  result['redis_ephemeral_commands_processed_total'] = metrics['total_commands_processed']
  result['redis_ephemeral_iops'] = metrics['instantaneous_ops_per_sec']
  result['redis_ephemeral_instantaneous_input_kbps'] = metrics['instantaneous_input_kbps']
  result['redis_ephemeral_instantaneous_output_kbps'] = metrics['instantaneous_output_kbps']
  result['redis_ephemeral_hget_p50_seconds'], result['redis_ephemeral_hget_p99_seconds'] = redis_extract_p50_and_p99_seconds(metrics['latency_percentiles_usec_hget'])
  result['redis_ephemeral_hgetall_p50_seconds'], result['redis_ephemeral_hgetall_p99_seconds'] = redis_extract_p50_and_p99_seconds(metrics['latency_percentiles_usec_hgetall'])
  result['redis_ephemeral_hset_p50_seconds'], result['redis_ephemeral_hset_p99_seconds'] = redis_extract_p50_and_p99_seconds(metrics['latency_percentiles_usec_hset'])
  result['redis_ephemeral_xadd_p50_seconds'], result['redis_ephemeral_xadd_p99_seconds'] = redis_extract_p50_and_p99_seconds(metrics['latency_percentiles_usec_xadd'])
  result['redis_ephemeral_xread_p50_seconds'], result['redis_ephemeral_xread_p99_seconds'] = redis_extract_p50_and_p99_seconds(metrics['latency_percentiles_usec_xread'])
  result['redis_ephemeral_xrevrange_p50_seconds'], result['redis_ephemeral_xrevrange_p99_seconds'] = redis_extract_p50_and_p99_seconds(metrics['latency_percentiles_usec_xrevrange'])
  result['redis_ephemeral_xtrim_p50_seconds'], result['redis_ephemeral_xtrim_p99_seconds'] = redis_extract_p50_and_p99_seconds(metrics['latency_percentiles_usec_xtrim'])

  return result
end

.set(json, scope:, queued: true) ⇒ Object

Sets (updates) the redis hash of this model Queued defaults to true for MetricModel



47
48
49
50
51
 
# File 'lib/openc3/models/metric_model.rb', line 47

def self.set(json, scope:, queued: true)
  json[:scope] = scope
  json.transform_keys!(&:to_sym)
  self.new(**json).create(force: true, queued: queued)
end

Instance Method Details

#as_json(*a) ⇒ Object 



62
63
64
65
66
67
68
 
# File 'lib/openc3/models/metric_model.rb', line 62

def as_json(*a)
  {
    'name' => @name,
    'updated_at' => @updated_at,
    'values' => @values.as_json(*a)
  }
end