6023419590

Committed 22 Aug 2023 05:45PM UTC coverage: 95.351% (-0.3%) from 95.691%

Build Type

push

github

Committed by

Commit Message

Add support for rate limiting signup requests

Run Details

11 of 34 new or added lines in 2 files covered. (32.35%)

6050 of 6345 relevant lines covered (95.35%)

918.22 hits per line

Source File
Press 'n' to go to next uncovered line, 'b' for previous

19.05

/lib/rate_limiter.rb

1	class RateLimiter	4✔
2	def initialize(cache, interval, limit, max_burst)	4✔
NEW 3	@cache = cache	×
NEW 4	@requests_per_second = limit.to_f / interval	×
NEW 5	@burst_limit = max_burst	×
6	end
7
8	def allow?(key)	4✔
NEW 9	last_update, requests = @cache.get(key)	×
10
NEW 11	if last_update	×
NEW 12	elapsed = Time.now.to_i - last_update	×
13
NEW 14	requests -= elapsed * @requests_per_second	×
15	else
NEW 16	requests = 0.0	×
17	end
18
NEW 19	requests < @burst_limit	×
20	end
21
22	def update(key)	4✔
NEW 23	now = Time.now.to_i	×
24
NEW 25	last_update, requests = @cache.get(key)	×
26
NEW 27	if last_update	×
NEW 28	elapsed = now - last_update	×
29
NEW 30	requests -= elapsed * @requests_per_second	×
NEW 31	requests += 1.0	×
32	else
NEW 33	requests = 1.0	×
34	end
35
NEW 36	@cache.set(key, [now, [requests, 1.0].max])	×
37	end
38	end