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Rate Limiting

To protect the system from abusive requests, Chatwoot makes use of rack_attack gem. You could customize the configuration to suit your needs by updating, config/initializers/rack_attack.rb

Default Rate Limits​

  • Chatwoot will throttles requests by IP at 60rpm, Unless the request is from an allowed IP ['127.0.0.1', '::1']
  • Signup Requests are limited by IP at 5 requests per 5 minutes.
  • SignIn Requests are limited by IP at 5 requests per 20 seconds.
  • SignIn Requests are limited by email address at 20 requests per 5 minutes for a specific email.
  • Reset Password Requests are limited at 5 requests per 1 hour for a specific email.

Attachment Restrictions​

  • Contact/Inbox Avatar attachment file types are limited to jpeg, gif and png.
  • Contact/Inbox Avatar attachment file size is limited to 15MB.
  • Website Channel message attachments are limited to types ['image/png', 'image/jpeg', 'image/gif', 'image/bmp', 'image/tiff', 'application/pdf', 'audio/mpeg', 'video/mp4', 'audio/ogg', 'text/csv']
  • Website Channel message attachments are limited to 40MB size limit.

Disabling Rack attack on your instance​

You can control the behaviour of rack attack in your instance via the following environment variables.

## Rack Attack configuration
## To prevent and throttle abusive requests.
# Disable if you are getting too many request errors for custom use cases
# ENABLE_RACK_ATTACK=true
# Control the allowed number of requests
# RACK_ATTACK_LIMIT=300
# Control whether you want to enable rack attack for widget APIs
# ENABLE_RACK_ATTACK_WIDGET_API=true