Module: Sisimai::Rhost::Apple

Defined in:
lib/sisimai/rhost/apple.rb

Overview

Sisimai::Rhost detects the bounce reason from the content of Sisimai::Fact object as an argument of find() method when the value of “destination” of the object is “mail.icloud.com” or “apple.com”. This class is called only Sisimai::Fact class.

Constant Summary collapse

MessagesOf = 
{
  'authfailure' => [
    # - 554 5.7.1 Your message was rejected due to example.jp's DMARC policy.
    #   See https://support.apple.com/en-us/HT204137 for
    # - 554 5.7.1 [HME1] This message was blocked for failing both SPF and DKIM authentication
    #   checks. See https://support.apple.com/en-us/HT204137 for mailing best practices
    's dmarc policy',
    'blocked for failing both spf and dkim autentication checks',
  ],
  'blocked' => [
    # - 550 5.7.0 Blocked - see https://support.proofpoint.com/dnsbl-lookup.cgi?ip=192.0.1.2
    # - 550 5.7.1 Your email was rejected due to having a domain present in the Spamhaus
    #   DBL -- see https://www.spamhaus.org/dbl/
    # - 550 5.7.1 Mail from IP 192.0.2.1 was rejected due to listing in Spamhaus SBL.
    #   For details please see http://www.spamhaus.org/query/bl?ip=x.x.x.x
    # - 554 ****-smtpin001.me.com ESMTP not accepting connections
    'rejected due to having a domain present in the spamhaus',
    'rejected due to listing in spamhaus',
    'blocked - see https://support.proofpoint.com/dnsbl-lookup',
    'not accepting connections',
  ],
  'hasmoved' => [
    # - 550 5.1.6 recipient no longer on server: *****@icloud.com
    'recipient no longer on server',
  ],
  'mailboxfull' => [
    # - 552 5.2.2 <****@icloud.com>: user is over quota (in reply to RCPT TO command)
    'user is over quota',
  ],
  'norelaying' => [
    # - 554 5.7.1 <*****@icloud.com>: Relay access denied
    'relay access denied',
  ],
  'notaccept' => ['host/domain does not accept mail'],
  'policyviolation' => [
    # - 550 5.7.1 [CS01] Message rejected due to local policy.
    #   Please visit https://support.apple.com/en-us/HT204137
    'due to local policy',
  ],
  'ratelimited' => [
    # - 421 4.7.1 Messages to ****@icloud.com deferred due to excessive volume.
    #   Try again later - https://support.apple.com/en-us/HT204137
    'due to excessive volume',
  ],
  'rejected' => [
    # - 450 4.1.8 <kijitora@example.jp>: Sender address rejected: Domain not found
    'sender address rejected',
  ],
  'suspend' => [
    # - https://support.apple.com/guide/icloud/stop-using-or-reactivate-addresses-mm3adb030cbf/icloud
    # - 550 5.1.1 <****@icloud.com>: inactive email address (in reply to RCPT TO command)
    "inactive email address",
  ],
  'userunknown' => [
      # - 550 5.1.1 <****@icloud.com>: inactive email address (in reply to RCPT TO command)
      # - 550 5.1.1 unknown or illegal alias: ****@icloud.com
      'user does not exist',
      'unknown or illegal alias',
  ],
}.freeze

Class Method Summary collapse

Class Method Details

.find(argvs) ⇒ String

Detect bounce reason from Apple iCloud Mail

Parameters:

Returns:

  • (String) —

    The bounce reason for Apple

See Also:

Since:

  • v5.1.0



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# File 'lib/sisimai/rhost/apple.rb', line 77

def find(argvs)
  return '' if argvs.nil? || argvs['diagnosticcode'].size == 0

  issuedcode = argvs['diagnosticcode'].downcase
  reasontext = ''

  MessagesOf.each_key do |e|
    MessagesOf[e].each do |f|
      next if issuedcode.include?(f) == false
      reasontext = e
      break
    end
    break if reasontext.size > 0
  end

  return reasontext
end