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24 lines
667 B
CoffeeScript
24 lines
667 B
CoffeeScript
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Settings = require('settings-sharelatex')
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redis = require('redis')
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rclient = redis.createClient(Settings.redis.web.port, Settings.redis.web.host)
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rclient.auth(Settings.redis.web.password)
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buildKey = (k)->
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return "LoginRateLimit:#{k}"
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ONE_MIN = 60
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ATTEMPT_LIMIT = 10
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module.exports =
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processLoginRequest: (email, callback)->
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multi = rclient.multi()
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multi.incr(buildKey(email))
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multi.get(buildKey(email))
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multi.expire(buildKey(email), ONE_MIN * 2)
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multi.exec (err, results)->
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loginCount = results[1]
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allow = loginCount <= ATTEMPT_LIMIT
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callback err, allow
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recordSuccessfulLogin: (email, callback = ->)->
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rclient.del buildKey(email), callback
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