57 lines
		
	
	
	
		
			1.2 KiB
		
	
	
	
		
			Ruby
		
	
	
	
	
	
		
		
			
		
	
	
			57 lines
		
	
	
	
		
			1.2 KiB
		
	
	
	
		
			Ruby
		
	
	
	
	
	
|  | # frozen_string_literal: true | ||
|  | 
 | ||
|  | class DeliveryFailureTracker | ||
|  |   FAILURE_DAYS_THRESHOLD = 7
 | ||
|  | 
 | ||
|  |   def initialize(inbox_url) | ||
|  |     @inbox_url = inbox_url | ||
|  |   end | ||
|  | 
 | ||
|  |   def track_failure! | ||
|  |     Redis.current.sadd(exhausted_deliveries_key, today) | ||
|  |     Redis.current.sadd('unavailable_inboxes', @inbox_url) if reached_failure_threshold? | ||
|  |   end | ||
|  | 
 | ||
|  |   def track_success! | ||
|  |     Redis.current.del(exhausted_deliveries_key) | ||
|  |     Redis.current.srem('unavailable_inboxes', @inbox_url) | ||
|  |   end | ||
|  | 
 | ||
|  |   def days | ||
|  |     Redis.current.scard(exhausted_deliveries_key) || 0
 | ||
|  |   end | ||
|  | 
 | ||
|  |   class << self | ||
|  |     def filter(arr) | ||
|  |       arr.reject(&method(:unavailable?)) | ||
|  |     end | ||
|  | 
 | ||
|  |     def unavailable?(url) | ||
|  |       Redis.current.sismember('unavailable_inboxes', url) | ||
|  |     end | ||
|  | 
 | ||
|  |     def available?(url) | ||
|  |       !unavailable?(url) | ||
|  |     end | ||
|  | 
 | ||
|  |     def track_inverse_success!(from_account) | ||
|  |       new(from_account.inbox_url).track_success! if from_account.inbox_url.present? | ||
|  |       new(from_account.shared_inbox_url).track_success! if from_account.shared_inbox_url.present? | ||
|  |     end | ||
|  |   end | ||
|  | 
 | ||
|  |   private | ||
|  | 
 | ||
|  |   def exhausted_deliveries_key | ||
|  |     "exhausted_deliveries:#{@inbox_url}" | ||
|  |   end | ||
|  | 
 | ||
|  |   def today | ||
|  |     Time.now.utc.strftime('%Y%m%d') | ||
|  |   end | ||
|  | 
 | ||
|  |   def reached_failure_threshold? | ||
|  |     days >= FAILURE_DAYS_THRESHOLD | ||
|  |   end | ||
|  | end |