Setup

bundle install
export DATADOG_API_KEY=foo

To reproduce

In one terminal:

erb config.yml.erb > config.yml && otel-collector --config config.yml
# or with docker
erb config.yml.erb > config.yml && docker-compose up

In another terminal:

# for jaeger
bundle exec ruby script.rb
# for otlp
OTLP=true bundle exec ruby script.rb