class Librato::Metrics::Middleware::Retry

Public Class Methods

new(app, retries = 3) click to toggle source
Calls superclass method
# File lib/librato/metrics/middleware/retry.rb, line 7
def initialize(app, retries = 3)
  @retries = retries
  super(app)
end

Public Instance Methods

call(env) click to toggle source
# File lib/librato/metrics/middleware/retry.rb, line 12
def call(env)
  retries = @retries
  request_body = env[:body]
  begin
    env[:body] = request_body # after failure is set to response body
    @app.call(env)
  rescue Librato::Metrics::ServerError, Timeout::Error,
         Faraday::Error::ConnectionFailed
    if retries > 0
      retries -= 1 and retry
    end
    raise
  end
end