* Add rate limits for logins and sign-ups by IP (5 in 5 minutes) Should be enough for normal attempts * Add rate limit for forgotten password form as well
		
			
				
	
	
		
			37 lines
		
	
	
		
			1.0 KiB
		
	
	
	
		
			Ruby
		
	
	
	
	
	
			
		
		
	
	
			37 lines
		
	
	
		
			1.0 KiB
		
	
	
	
		
			Ruby
		
	
	
	
	
	
# frozen_string_literal: true
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class Rack::Attack
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  # Rate limits for the API
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  throttle('api', limit: 300, period: 5.minutes) do |req|
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    req.ip if req.path =~ /\A\/api\/v/
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  end
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  # Rate limit logins
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  throttle('login', limit: 5, period: 5.minutes) do |req|
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    req.ip if req.path == '/auth/sign_in' && req.post?
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  end
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  # Rate limit sign-ups
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  throttle('register', limit: 5, period: 5.minutes) do |req|
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    req.ip if req.path == '/auth' && req.post?
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  end
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  # Rate limit forgotten passwords
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  throttle('reminder', limit: 5, period: 5.minutes) do |req|
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    req.ip if req.path == '/auth/password' && req.post?
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  end
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  self.throttled_response = lambda do |env|
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    now        = Time.now.utc
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    match_data = env['rack.attack.match_data']
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    headers = {
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      'X-RateLimit-Limit'     => match_data[:limit].to_s,
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      'X-RateLimit-Remaining' => '0',
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      'X-RateLimit-Reset'     => (now + (match_data[:period] - now.to_i % match_data[:period])).iso8601(6),
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    }
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    [429, headers, [{ error: 'Throttled' }.to_json]]
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  end
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end
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