Class: Ihasa::Bucket::Implementation

Inherits:
Object
  • Object
show all
Includes:
Singleton
Defined in:
lib/ihasa/bucket/implementation.rb

Overview

For redis server whith version >= 3.2

Instance Method Summary collapse

Instance Method Details

#accept?(bucket) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/ihasa/bucket/implementation.rb', line 19

def accept?(bucket)
  bucket.redis.evalsha(Lua::TOKEN_BUCKET_HASH, bucket.keys)
end

#save(bucket) ⇒ Object 



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# File 'lib/ihasa/bucket/implementation.rb', line 8

def save(bucket)
  sha = bucket.redis.script(:load, Lua::TOKEN_BUCKET_ALGORITHM)
  if sha != Lua::TOKEN_BUCKET_HASH
    raise "SHA1 mismatch: expected #{Lua::TOKEN_BUCKET_HASH}, got #{sha}"
  end
  bucket.redis.eval(
    Lua.configuration(bucket.rate, bucket.burst),
    bucket.keys
  )
end