Class: WebHookEmitter

Inherits:
Object
  • Object
show all
Defined in:
app/services/web_hook_emitter.rb

Constant Summary collapse

REQUEST_TIMEOUT = 
20

Instance Method Summary collapse

Constructor Details

#initialize(webhook, webhook_event) ⇒ WebHookEmitter

Returns a new instance of WebHookEmitter.



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# File 'app/services/web_hook_emitter.rb', line 6

def initialize(webhook, webhook_event)
  @webhook = webhook
  @webhook_event = webhook_event
end

Instance Method Details

#emit!(headers:, body:) ⇒ Object 



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# File 'app/services/web_hook_emitter.rb', line 11

def emit!(headers:, body:)
  uri = URI(@webhook.payload_url.strip)

  connection_opts = {
    request: {
      write_timeout: REQUEST_TIMEOUT,
      read_timeout: REQUEST_TIMEOUT,
      open_timeout: REQUEST_TIMEOUT,
    },
  }

  connection_opts[:ssl] = { verify: false } if !@webhook.verify_certificate

  conn = Faraday.new(nil, connection_opts) { |f| f.adapter FinalDestination::FaradayAdapter }

  start = Process.clock_gettime(Process::CLOCK_MONOTONIC, :millisecond)
  error = nil
  response = nil
  begin
    response = conn.post(uri.to_s, body, headers)
  rescue => e
    error = e
  end
  duration = Process.clock_gettime(Process::CLOCK_MONOTONIC, :millisecond) - start
  event_update_args = { headers: MultiJson.dump(headers), duration: duration }
  if response
    event_update_args[:response_headers] = MultiJson.dump(response.headers)
    event_update_args[:response_body] = response.body
    event_update_args[:status] = response.status
  else
    event_update_args[:status] = -1
    if error.is_a?(Faraday::Error) &&
         error.wrapped_exception.is_a?(FinalDestination::SSRFDetector::DisallowedIpError)
      error = I18n.t("webhooks.payload_url.blocked_or_internal")
    end
    event_update_args[:response_headers] = MultiJson.dump(error: error)
  end
  @webhook_event.update!(**event_update_args)
  response
end