lib/tasks/verify_email.rake
require 'optparse'
require 'rake_option_parser_boilerplate'
require 'syslog/logger'
require 'active_record'
SPAM_PROTECT_TIMEOUT = 30.seconds
namespace :verify_email do
# bundle exec rake verify_email:check_all -- --check_level=mx --spam_protect=true
# bundle exec rake verify_email:check_all -- -dshop.test -cmx -strue
desc 'Starts verifying email jobs with optional check level and spam protection'
task check_all: :environment do
options = {
domain_name: nil,
check_level: 'mx',
spam_protect: false,
}
banner = 'Usage: rake verify_email:check_all -- [options]'
options = RakeOptionParserBoilerplate.process_args(options: options,
banner: banner,
hash: opts_hash)
ValidationEvent.old_records.destroy_all
email_contacts = prepare_contacts(options)
enqueue_email_verification(email_contacts, options)
end
end
def enqueue_email_verification(email_contacts, options)
email_contacts.each do |email|
VerifyEmailsJob.set(wait_until: spam_protect_timeout(options))
.perform_later(email: email, check_level: options[:check_level])
end
end
def spam_protect_timeout(options)
options[:spam_protect] ? 0.seconds : SPAM_PROTECT_TIMEOUT
end
def prepare_contacts(options)
if options[:domain_name].present?
contacts_by_domain(options[:domain_name])
else
unvalidated_and_failed_contacts_emails
end
end
def unvalidated_and_failed_contacts_emails
time = Time.zone.now - ValidationEvent::VALIDATION_PERIOD
validation_events_ids = ValidationEvent.where('created_at >= ?', time)
.distinct.pluck(:validation_eventable_id)
unvalidated_contacts_emails = Contact.where.not(id: validation_events_ids).pluck(:email)
(unvalidated_contacts_emails + failed_contacts_emails).uniq
end
def failed_contacts_emails(emails: [])
failed_validations_ids = ValidationEvent.failed.distinct.pluck(:validation_eventable_id)
Contact.where(id: failed_validations_ids).find_each(batch_size: 10_000) do |contact|
emails << contact.email
end
emails.uniq
end
def contacts_by_domain(domain_name)
domain = ::Domain.find_by(name: domain_name)
return unless domain
domain.contacts.pluck(:email).uniq
end
def opts_hash
{
domain_name: ['-d [DOMAIN_NAME]', '--domain_name [DOMAIN_NAME]', String],
check_level: ['-c [CHECK_LEVEL]', '--check_level [CHECK_LEVEL]', String],
spam_protect: ['-s [SPAM_PROTECT]', '--spam_protect [SPAM_PROTECT]', FalseClass],
}
end