Feedback-ID: header

[azumakuniyuki]

• Change sis.Fact{} member name #8
• New member FeedbackID in sis.Fact{}
• JSON key name is feedbackid in the serialised results
• The value is picked from Feedback-ID: header of the original message

[azumakuniyuki]

The results of lhost-postfix-64 is below:

&[]sis.Fact{sis.Fact{Action:"failed", Addresser:address.EmailAddress{Address:"[email protected]", User:"xxxx", Host:"xxxx.fr", Verp:"", Alias:"", Name:"", Comment:""}, Alias:"", Catch:interface {}(nil), DeliveryStatus:"5.0.900", Destination:"wanadoo.fr", DiagnosticCode:"", DiagnosticType:"SMTP", FeedbackID:"10345:200", FeedbackType:"", HardBounce:false, Lhost:"xxxx.xxxx.net", ListID:"", MessageID:"[email protected]", Origin:"set-of-emails/maildir/bsd/lhost-postfix-64.eml", Reason:"undefined", Rhost:"xxxx.xxxx.net", Recipient:address.EmailAddress{Address:"[email protected]", User:"xxxx", Host:"wanadoo.fr", Verp:"", Alias:"", Name:"", Comment:""}, ReplyCode:"", DecodedBy:"Postfix", Command:"", SenderDomain:"xxxx.fr", Subject:"xxxx", Timestamp:time.Date(2019, time.December, 16, 14, 12, 15, 0, time.Location("")), TimezoneOffset:"+0900", Token:"f6cf98d2f919cc5f72027b033bda59dfa78d3837"}}