app/mailers/user_mailer.rb
# coding: utf-8
class UserMailer < ApplicationMailer
def send_verify_code(email, code)
@code = code
mail(to: email, subject: '[极客公园] Hi, 极客 您的邮箱校验码')
rescue Net::ReadTimeout, Net::OpenTimeout => e
Rails.logger.error 'Send verification code timeout'
Rails.logger.error e.message
Rails.logger.error caller
retry
end
end