config.rb in elastic-apm-2.3.0

- old
+ new

@@ -38,10 +38,11 @@
       ignore_url_patterns: [],
       instrument: true,
       instrumented_rake_tasks: [],
       log_level: Logger::INFO,
       log_path: nil,
+      metrics_interval: 30,
       pool_size: 1,
       source_lines_error_app_frames: 5,
       source_lines_error_library_frames: 0,
       source_lines_span_app_frames: 5,
       source_lines_span_library_frames: 0,
@@ -76,10 +77,11 @@
       'ELASTIC_APM_INSTRUMENT' => [:bool, 'instrument'],
       'ELASTIC_APM_INSTRUMENTED_RAKE_TASKS' =>
         [:list, 'instrumented_rake_tasks'],
       'ELASTIC_APM_LOG_LEVEL' => [:int, 'log_level'],
       'ELASTIC_APM_LOG_PATH' => 'log_path',
+      'ELASTIC_APM_METRICS_INTERVAL' => [:int, 'metrics_interval'],
       'ELASTIC_APM_POOL_SIZE' => [:int, 'pool_size'],
       'ELASTIC_APM_SERVICE_NAME' => 'service_name',
       'ELASTIC_APM_SERVICE_VERSION' => 'service_version',
       'ELASTIC_APM_SOURCE_LINES_ERROR_APP_FRAMES' =>
         [:int, 'source_lines_error_app_frames'],
@@ -94,12 +96,18 @@
       'ELASTIC_APM_TRANSACTION_SAMPLE_RATE' =>
         [:float, 'transaction_sample_rate'],
       'ELASTIC_APM_VERIFY_SERVER_CERT' => [:bool, 'verify_server_cert']
     }.freeze
 
-    DURATION_KEYS = %i[api_request_time span_frames_min_duration].freeze
-    DURATION_DEFAULT_UNITS = { span_frames_min_duration: 'ms' }.freeze
+    DURATION_KEYS = %i[
+      api_request_time
+      span_frames_min_duration
+      metrics_interval
+    ].freeze
+    DURATION_DEFAULT_UNITS = { # default is 's'
+      span_frames_min_duration: 'ms'
+    }.freeze
 
     SIZE_KEYS = %i[api_request_size].freeze
     SIZE_DEFAULT_UNITS = { api_request_size: 'kb' }.freeze
 
     def initialize(options = {})
@@ -144,10 +152,11 @@
     attr_accessor :instrument
     attr_accessor :instrumented_rake_tasks
     attr_accessor :log_level
     attr_accessor :log_path
     attr_accessor :logger
+    attr_accessor :metrics_interval
     attr_accessor :pool_size
     attr_accessor :service_name
     attr_accessor :service_version
     attr_accessor :source_lines_error_app_frames
     attr_accessor :source_lines_error_library_frames
@@ -273,9 +282,13 @@
       if name.to_s.end_with?('=')
         raise ConfigError, "No such option `#{name.to_s.delete('=')}'"
       end
 
       super
+    end
+
+    def collect_metrics?
+      metrics_interval != 0
     end
 
     private
 
     def assign(options)