WIP

Author: Watson1978

lib/fluent/plugin/in_opentelemetry_metrics.rb

@@ -8,6 +8,7 @@
 require "fluent/version"
 
 require "json"
+require "socket"
 
 module Fluent::Plugin
   class OpentelemetryMetricsInput < Input
@@ -47,6 +48,7 @@ class Metrics
       def initialize(metric_name_prefix:)
         @start_time_unix_nano = Time.now.to_nano_sec
         @metric_name_prefix = metric_name_prefix.to_s
+        @hostname = Socket.gethostname
       end
 
       def metrics_data
@@ -57,6 +59,9 @@ def metrics_data
                 "attributes" => [
                   string_value_attribute("service.name", "fluentd"),
                   string_value_attribute("service.version", Fluent::VERSION),
+                  string_value_attribute("host.name", @hostname),
+                  string_value_attribute("process.runtime.name", "ruby"),
+                  string_value_attribute("process.runtime.version", RUBY_VERSION),
                   int_value_attribute("process.pid", Process.pid)
                 ]
               },