Retrospring/config/initializers/sentry.rb

Sentry.init do |config|
  config.release = Retrospring::Version.to_s

  config.dsn = APP_CONFIG[:sentry_dsn]
  config.breadcrumbs_logger = [:active_support_logger, :http_logger]

  # Set tracesSampleRate to 1.0 to capture 100%
  # of transactions for performance monitoring.
  # We recommend adjusting this value in production
  config.traces_sample_rate = 0.25

  exception_fingerprints = {
    Excon::Error::ServiceUnavailable => 'external-service',
  }
  config.before_send = lambda do |event, hint|
    # These are used for user-facing errors, not when something goes wrong
    next if hint[:exception].is_a?(Errors::Base)

    exception_class = hint[:exception].class
    if exception_fingerprints.key?(exception_class)
      event.fingerprint = [exception_fingerprints[exception_class]]
    end

    event
  end
end