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Contents
require "faraday/middleware"
module ZendeskAPI
module Middleware
# @private
module Request
# Faraday middleware to handle HTTP Status 429 (rate limiting) / 503 (maintenance)
# @private
class Retry < Faraday::Middleware
DEFAULT_RETRY_AFTER = 10
ERROR_CODES = [429, 503]
def initialize(app, options={})
super(app)
@logger = options[:logger]
end
def call(env)
response = @app.call(env)
if ERROR_CODES.include?(response.env[:status])
seconds_left = (response.env[:response_headers][:retry_after] || DEFAULT_RETRY_AFTER).to_i
@logger.warn "You have been rate limited. Retrying in #{seconds_left} seconds..." if @logger
seconds_left.times do |i|
sleep 1
time_left = seconds_left - i
@logger.warn "#{time_left}..." if time_left > 0 && time_left % 5 == 0 && @logger
end
@logger.warn "" if @logger
@app.call(env)
else
response
end
end
end
end
end
end
Version data entries
33 entries across 33 versions & 1 rubygems