fix: match IPv4 mapped IPv6 addresses when searching for SMTP-IP cred…

…entials
postalserver · May 15, 2023 · 8b525d0 · 8b525d0
1 parent f0a8aca
commit 8b525d0
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/lib/postal/smtp_server/client.rb b/lib/postal/smtp_server/client.rb
@@ -355,7 +355,7 @@ def rcpt_to(data)
  else
  # User is trying to relay but is not authenticated. Try to authenticate by IP address
  @credential = Credential.where(type: "SMTP-IP").all.sort_by { |c| c.ipaddr&.prefix || 0 }.reverse.find do |credential|
- credential.ipaddr.include?(@ip_address)
+ credential.ipaddr.include?(@ip_address) || (credential.ipaddr.ipv4? && credential.ipaddr.ipv4_mapped.include?(@ip_address))
  end
 
  if @credential