sieve/vacation: bad parsing of 'References' header

[Stephan Bosch]

Op 29-6-2017 om 10:33 schreef Krzysztof Witek:
> Hello there,
> I see a strange behavior in the sieve plugin.
> If I send an email containing the 'References' field with multiple values like this:

What version of Pigeonhole is this? This looks like a problem that was 
solved ages ago.

Regards,

Stephan.

>
> References: <56CF3A8E.3060603 at email.com>
>   <74cc03f4-899f-e76f-81ea-d0e8a0efce9e at email.com>
>   <CY1PR1001MB11630EC0D1DD48FBB12DDAC1DE090 at CY1PR1001MB1163.namprd10.prod.outlook.com>
>   <db3ee17f-33eb-b15c-8599-60b6dfa623e0 at email.com>
>   <YTXPR01MB01112EB28C7BECB5A5EF14C5DEE10 at YTXPR01MB0111.CANPRD01.PROD.OUTLOOK.COM>
>   <734f9013-c4a2-eab4-9c0d-2cfc3deafaee at email.com>
>   <YTXPR01MB0111660D7D5A73451F3E5B66DEE00 at YTXPR01MB0111.CANPRD01.PROD.OUTLOOK.COM>
>   <9e3e3c00-a0d8-c061-7c7e-20e660533264 at email.com>
>   <e702bae4-b1d1-6671-fa74-87349282ce46 at email.com>
>   <YTXPR01MB01119930E4D876F91008D465DE3A0 at YTXPR01MB0111.CANPRD01.PROD.OUTLOOK.COM>
>   <69c6be47-b17f-9f9a-5a0c-f389c6877f82 at email.com>
>   <YTXPR01MB01116BC86CBA49677A29C607DE3A0 at YTXPR01MB0111.CANPRD01.PROD.OUTLOOK.COM>
>   <YTXPR01MB0111564E38C21BB293DCAE97DECA0 at YTXPR01MB0111.CANPRD01.PROD.OUTLOOK.COM>
>   <YTXPR01MB01117A258CD09E1E84A1CBC1DECA0 at YTXPR01MB0111.CANPRD01.PROD.OUTLOOK.COM>
>
> The vacation sieve script will add extra line breaks into the reply email as follows:
>
> References: <56CF3A8E.3060603 at email.com>
>   <74cc03f4-899f-e76f-81ea-d0e8a0efce9e at email.com>
>
>   <CY1PR1001MB11630EC0D1DD48FBB12DDAC1DE090 at CY1PR1001MB1163.namprd10.prod.outlook.com>
>   <db3ee17f-33eb-b15c-8599-60b6dfa623e0 at email.com>
>
>   <YTXPR01MB01112EB28C7BECB5A5EF14C5DEE10 at YTXPR01MB0111.CANPRD01.PROD.OUTLOOK.COM>
>   <734f9013-c4a2-eab4-9c0d-2cfc3deafaee at email.com>
>
>   <YTXPR01MB0111660D7D5A73451F3E5B66DEE00 at YTXPR01MB0111.CANPRD01.PROD.OUTLOOK.COM>
>   <9e3e3c00-a0d8-c061-7c7e-20e660533264 at email.com>
>   <e702bae4-b1d1-6671-fa74-87349282ce46 at email.com>
>
>   <YTXPR01MB01119930E4D876F91008D465DE3A0 at YTXPR01MB0111.CANPRD01.PROD.OUTLOOK.COM>
>   <69c6be47-b17f-9f9a-5a0c-f389c6877f82 at email.com>
>
>   <YTXPR01MB01116BC86CBA49677A29C607DE3A0 at YTXPR01MB0111.CANPRD01.PROD.OUTLOOK.COM>
>
>   <YTXPR01MB0111564E38C21BB293DCAE97DECA0 at YTXPR01MB0111.CANPRD01.PROD.OUTLOOK.COM>
>
>   <YTXPR01MB01117A258CD09E1E84A1CBC1DECA0 at YTXPR01MB0111.CANPRD01.PROD.OUTLOOK.COM>
>   <d0e5c311-bc89-c085-d597-f3a5744edd59 at email.com>
>
>
> The problem is this is rendered as follows in the email client (this is what a user will see when he/she receives the auto reply):
>
>   <CY1PR1001MB11630EC0D1DD48FBB12DDAC1DE090 at CY1PR1001MB1163.namprd10.prod.outlook.com>
>   <db3ee17f-33eb-b15c-8599-60b6dfa623e0 at email.com>
>
>   <YTXPR01MB01112EB28C7BECB5A5EF14C5DEE10 at YTXPR01MB0111.CANPRD01.PROD.OUTLOOK.COM>
>   <734f9013-c4a2-eab4-9c0d-2cfc3deafaee at email.com>
>
>   <YTXPR01MB0111660D7D5A73451F3E5B66DEE00 at YTXPR01MB0111.CANPRD01.PROD.OUTLOOK.COM>
>   <9e3e3c00-a0d8-c061-7c7e-20e660533264 at email.com>
>   <e702bae4-b1d1-6671-fa74-87349282ce46 at email.com>
>
>   <YTXPR01MB01119930E4D876F91008D465DE3A0 at YTXPR01MB0111.CANPRD01.PROD.OUTLOOK.COM>
>   <69c6be47-b17f-9f9a-5a0c-f389c6877f82 at email.com>
>
>   <YTXPR01MB01116BC86CBA49677A29C607DE3A0 at YTXPR01MB0111.CANPRD01.PROD.OUTLOOK.COM>
>
>   <YTXPR01MB0111564E38C21BB293DCAE97DECA0 at YTXPR01MB0111.CANPRD01.PROD.OUTLOOK.COM>
>
>   <YTXPR01MB01117A258CD09E1E84A1CBC1DECA0 at YTXPR01MB0111.CANPRD01.PROD.OUTLOOK.COM>
>   <d0e5c311-bc89-c085-d597-f3a5744edd59 at email.com>
> Auto-Submitted: auto-replied (vacation)
> Precedence: bulk
> MIME-Version: 1.0
> Content-Type: text/plain; charset=utf-8
> Content-Transfer-Encoding: 8bit
>
> I am on holydays right now. I will revert to you ASAP.....
>
>
> I can reproduce this bug on the version 2.2.9 of managersieve/dovecot.
> Does anyone know how to fix this?
> Thank you.
>
> Krzysztof Witek
>