acl_smtp_rcpt = check_rcpt
acl_smtp_data = check_data
+acl_smtp_mime = check_mime
acl_not_smtp = check_data
check_rcpt:
accept
+check_mime:
+ warn condition = ${if match{$mime_content_type}{text}}
+ mime_regex = \N(?s)([\w.+=-]+@\w[\w-]*\.[\w.-]+\w)\
+ (.+?([\w.+=-]+@\w[\w-]*\.[\w.-]+\w))?\
+ (.+?([\w.+=-]+@\w[\w-]*\.[\w.-]+\w))?\
+ (.+?([\w.+=-]+@\w[\w-]*\.[\w.-]+\w))?\
+ (.+?([\w.+=-]+@\w[\w-]*\.[\w.-]+\w))?\N
+ accept
+
check_data:
warn regex = \N(THIS\s((\w+)\s)?REGEX)\N
message = X-Regex: Regex matched <$regex1> <$regex3>