You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
70 lines
2.8 KiB
70 lines
2.8 KiB
# frozen_string_literal: true |
|
|
|
# Set OTEL_* environment variables according to OTel docs: |
|
# https://opentelemetry.io/docs/concepts/sdk-configuration/ |
|
|
|
if ENV.keys.any? { |name| name.match?(/OTEL_.*_ENDPOINT/) } |
|
require 'opentelemetry/sdk' |
|
require 'opentelemetry/exporter/otlp' |
|
|
|
require 'opentelemetry/instrumentation/active_job' |
|
require 'opentelemetry/instrumentation/active_model_serializers' |
|
require 'opentelemetry/instrumentation/concurrent_ruby' |
|
require 'opentelemetry/instrumentation/excon' |
|
require 'opentelemetry/instrumentation/faraday' |
|
require 'opentelemetry/instrumentation/http' |
|
require 'opentelemetry/instrumentation/http_client' |
|
require 'opentelemetry/instrumentation/net/http' |
|
require 'opentelemetry/instrumentation/pg' |
|
require 'opentelemetry/instrumentation/rack' |
|
require 'opentelemetry/instrumentation/rails' |
|
require 'opentelemetry/instrumentation/redis' |
|
require 'opentelemetry/instrumentation/sidekiq' |
|
|
|
OpenTelemetry::SDK.configure do |c| |
|
# use_all() attempts to load ALL the auto-instrumentations |
|
# currently loaded by Ruby requires. |
|
# |
|
# Load attempts will emit an INFO or WARN to the console |
|
# about the success/failure to wire up an auto-instrumentation. |
|
# "WARN -- : Instrumentation: <X> failed to install" is most |
|
# likely caused by <X> not being a Ruby library loaded by |
|
# the application or the instrumentation has been explicitly |
|
# disabled. |
|
# |
|
# To disable an instrumentation, set an environment variable |
|
# along this pattern: |
|
# |
|
# OTEL_RUBY_INSTRUMENTATION_<X>_ENABLED=false |
|
# |
|
# For example, PostgreSQL and Redis produce a lot of child spans |
|
# in the course of this application doing its business. To turn |
|
# them off, set the env vars below, but recognize that you will |
|
# be missing details about what particular calls to the |
|
# datastores are slow. |
|
# |
|
# OTEL_RUBY_INSTRUMENTATION_PG_ENABLED=false |
|
# OTEL_RUBY_INSTRUMENTATION_REDIS_ENABLED=false |
|
|
|
c.use_all({ |
|
'OpenTelemetry::Instrumentation::Rack' => { |
|
use_rack_events: false, # instead of events, use middleware; allows for untraced_endpoints to ignore child spans |
|
untraced_endpoints: ['/health'], |
|
}, |
|
'OpenTelemetry::Instrumentation::Sidekiq' => { |
|
span_naming: :job_class, # Use the job class as the span name, otherwise this is the queue name and not very helpful |
|
}, |
|
}) |
|
|
|
prefix = ENV.fetch('OTEL_SERVICE_NAME_PREFIX', 'mastodon') |
|
|
|
c.service_name = case $PROGRAM_NAME |
|
when /puma/ then "#{prefix}/web" |
|
else |
|
"#{prefix}/#{$PROGRAM_NAME.split('/').last}" |
|
end |
|
c.service_version = Mastodon::Version.to_s |
|
end |
|
end |
|
|
|
MastodonOTELTracer = OpenTelemetry.tracer_provider.tracer('mastodon')
|
|
|