draft-ietf-extra-sieve-mailboxid-07.txt   draft-ietf-extra-sieve-mailboxid-08.txt 
EXTRA B. Gondwana, Ed. EXTRA B. Gondwana, Ed.
Internet-Draft Fastmail Internet-Draft Fastmail
Updates: 5228 (if approved) 8 February 2021 Updates: 5228 (if approved) 16 March 2021
Intended status: Standards Track Intended status: Standards Track
Expires: 12 August 2021 Expires: 17 September 2021
Sieve Email Filtering: delivery by mailboxid Sieve Email Filtering: delivery by mailboxid
draft-ietf-extra-sieve-mailboxid-07 draft-ietf-extra-sieve-mailboxid-08
Abstract Abstract
The OBJECTID capability of the IMAP protocol (RFC8474) allows clients The OBJECTID capability of the IMAP protocol (RFC8474) allows clients
to identify mailboxes by a unique identifier which survives rename. to identify mailboxes by a unique identifier which survives rename.
This document extends the Sieve mail filtering language (RFC5228) to This document extends the Sieve mail filtering language (RFC5228) to
allow using that same unique identifier as a target for fileinto allow using that same unique identifier as a target for fileinto
rules, and for testing the existance of mailboxes. rules, and for testing the existance of mailboxes.
skipping to change at page 1, line 36 skipping to change at page 1, line 36
Internet-Drafts are working documents of the Internet Engineering Internet-Drafts are working documents of the Internet Engineering
Task Force (IETF). Note that other groups may also distribute Task Force (IETF). Note that other groups may also distribute
working documents as Internet-Drafts. The list of current Internet- working documents as Internet-Drafts. The list of current Internet-
Drafts is at https://datatracker.ietf.org/drafts/current/. Drafts is at https://datatracker.ietf.org/drafts/current/.
Internet-Drafts are draft documents valid for a maximum of six months Internet-Drafts are draft documents valid for a maximum of six months
and may be updated, replaced, or obsoleted by other documents at any and may be updated, replaced, or obsoleted by other documents at any
time. It is inappropriate to use Internet-Drafts as reference time. It is inappropriate to use Internet-Drafts as reference
material or to cite them other than as "work in progress." material or to cite them other than as "work in progress."
This Internet-Draft will expire on 12 August 2021. This Internet-Draft will expire on 17 September 2021.
Copyright Notice Copyright Notice
Copyright (c) 2021 IETF Trust and the persons identified as the Copyright (c) 2021 IETF Trust and the persons identified as the
document authors. All rights reserved. document authors. All rights reserved.
This document is subject to BCP 78 and the IETF Trust's Legal This document is subject to BCP 78 and the IETF Trust's Legal
Provisions Relating to IETF Documents (https://trustee.ietf.org/ Provisions Relating to IETF Documents (https://trustee.ietf.org/
license-info) in effect on the date of publication of this document. license-info) in effect on the date of publication of this document.
Please review these documents carefully, as they describe your rights Please review these documents carefully, as they describe your rights
skipping to change at page 2, line 29 skipping to change at page 2, line 29
4. Argument ":mailboxid" to Command "fileinto" . . . . . . . . . 3 4. Argument ":mailboxid" to Command "fileinto" . . . . . . . . . 3
4.1. Interaction with "mailbox" extension . . . . . . . . . . 4 4.1. Interaction with "mailbox" extension . . . . . . . . . . 4
4.2. Interaction with "specialuse" extension . . . . . . . . . 4 4.2. Interaction with "specialuse" extension . . . . . . . . . 4
5. Interaction with "fcc" extension . . . . . . . . . . . . . . 5 5. Interaction with "fcc" extension . . . . . . . . . . . . . . 5
6. Test "mailboxidexists" . . . . . . . . . . . . . . . . . . . 5 6. Test "mailboxidexists" . . . . . . . . . . . . . . . . . . . 5
7. Interaction with variables extension . . . . . . . . . . . . 6 7. Interaction with variables extension . . . . . . . . . . . . 6
8. Security considerations . . . . . . . . . . . . . . . . . . . 6 8. Security considerations . . . . . . . . . . . . . . . . . . . 6
9. IANA considerations . . . . . . . . . . . . . . . . . . . . . 6 9. IANA considerations . . . . . . . . . . . . . . . . . . . . . 6
10. Acknowledgements . . . . . . . . . . . . . . . . . . . . . . 7 10. Acknowledgements . . . . . . . . . . . . . . . . . . . . . . 7
11. Changes . . . . . . . . . . . . . . . . . . . . . . . . . . . 7 11. Changes . . . . . . . . . . . . . . . . . . . . . . . . . . . 7
11.1. draft-ietf-sieve-mailboxid-07 . . . . . . . . . . . . . 7 11.1. draft-ietf-sieve-mailboxid-08 . . . . . . . . . . . . . 7
11.2. draft-ietf-sieve-mailboxid-06 . . . . . . . . . . . . . 7 11.2. draft-ietf-sieve-mailboxid-07 . . . . . . . . . . . . . 7
11.3. draft-ietf-sieve-mailboxid-05 . . . . . . . . . . . . . 7 11.3. draft-ietf-sieve-mailboxid-06 . . . . . . . . . . . . . 7
11.4. draft-ietf-sieve-mailboxid-04 . . . . . . . . . . . . . 7 11.4. draft-ietf-sieve-mailboxid-05 . . . . . . . . . . . . . 7
11.5. draft-ietf-sieve-mailboxid-03 . . . . . . . . . . . . . 7 11.5. draft-ietf-sieve-mailboxid-04 . . . . . . . . . . . . . 7
11.6. draft-ietf-sieve-mailboxid-02 . . . . . . . . . . . . . 7 11.6. draft-ietf-sieve-mailboxid-03 . . . . . . . . . . . . . 8
11.7. draft-ietf-sieve-mailboxid-01 . . . . . . . . . . . . . 8 11.7. draft-ietf-sieve-mailboxid-02 . . . . . . . . . . . . . 8
11.8. draft-ietf-sieve-mailboxid-00 . . . . . . . . . . . . . 8 11.8. draft-ietf-sieve-mailboxid-01 . . . . . . . . . . . . . 8
11.9. draft-gondwana-sieve-mailboxid-02 . . . . . . . . . . . 8 11.9. draft-ietf-sieve-mailboxid-00 . . . . . . . . . . . . . 8
11.10. draft-gondwana-sieve-mailboxid-01 . . . . . . . . . . . 8 11.10. draft-gondwana-sieve-mailboxid-02 . . . . . . . . . . . 8
11.11. draft-gondwana-sieve-mailboxid-00 . . . . . . . . . . . 8 11.11. draft-gondwana-sieve-mailboxid-01 . . . . . . . . . . . 8
12. Normative References . . . . . . . . . . . . . . . . . . . . 8 11.12. draft-gondwana-sieve-mailboxid-00 . . . . . . . . . . . 9
12. Normative References . . . . . . . . . . . . . . . . . . . . 9
13. Informative References . . . . . . . . . . . . . . . . . . . 9 13. Informative References . . . . . . . . . . . . . . . . . . . 9
Author's Address . . . . . . . . . . . . . . . . . . . . . . . . 10 Author's Address . . . . . . . . . . . . . . . . . . . . . . . . 10
1. Introduction 1. Introduction
[RFC5228] Sieve rules are sometimes created using graphical [RFC5228] Sieve rules are sometimes created using graphical
interfaces which allow users to select the mailbox to be used as a interfaces which allow users to select the mailbox to be used as a
target for a rule. target for a rule.
If that mailbox is renamed, the client may also update its internal If that mailbox is renamed, the client may also update its internal
skipping to change at page 5, line 11 skipping to change at page 5, line 11
on a special-use purpose (e.g. delivery directly to the Junk folder on a special-use purpose (e.g. delivery directly to the Junk folder
based on a header that was added by a scanning agent earlier in the based on a header that was added by a scanning agent earlier in the
mailflow). mailflow).
5. Interaction with "fcc" extension 5. Interaction with "fcc" extension
This document extends the definition of the ":fcc" argument defined This document extends the definition of the ":fcc" argument defined
in [RFC8580] so that it can optionally be used with the ":mailboxid" in [RFC8580] so that it can optionally be used with the ":mailboxid"
argument. argument.
FCC-OPTS =/ [":mailboxid" <mailboxid: string>]
If the optional ":mailboxid" argument is specified with ":fcc", it If the optional ":mailboxid" argument is specified with ":fcc", it
instructs the Sieve interpreter to check whether a mailbox exists instructs the Sieve interpreter to check whether a mailbox exists
with the specific mailboxid. If such a mailbox exists, the generated with the specific mailboxid. If such a mailbox exists, the generated
message is filed into that mailbox. Otherwise, the generated message message is filed into that mailbox. Otherwise, the generated message
is filed into the ":fcc" target mailbox. is filed into the ":fcc" target mailbox.
As with fileinto, it is an error to specify both ":mailboxid" and
":specialuse" for the same fcc rule.
Example: Example:
require ["enotify", "fcc", "mailboxid"]; require ["enotify", "fcc", "mailboxid"];
notify :fcc "INBOX.Sent" notify :fcc "INBOX.Sent"
:mailboxid "F6352ae03-b7f5-463c-896f-d8b48ee3" :mailboxid "F6352ae03-b7f5-463c-896f-d8b48ee3"
:message "You got mail!" :message "You got mail!"
"mailto:ken@example.com"; "mailto:ken@example.com";
6. Test "mailboxidexists" 6. Test "mailboxidexists"
skipping to change at page 7, line 18 skipping to change at page 7, line 18
mailboxexists test, and from [RFC8579] for an example of modifying mailboxexists test, and from [RFC8579] for an example of modifying
the fileinto command. the fileinto command.
Thanks to Ned Freed and Ken Murchison and Alexey Melnikov for Thanks to Ned Freed and Ken Murchison and Alexey Melnikov for
feedback on the EXTRA mailing list. feedback on the EXTRA mailing list.
11. Changes 11. Changes
(EDITOR: remove this section before publication) (EDITOR: remove this section before publication)
11.1. draft-ietf-sieve-mailboxid-07 11.1. draft-ietf-sieve-mailboxid-08
* IETF110 discussion - re-add FCC-OPTS syntax, and clarify that
:mailboxid is incompatible with :specialuse to parallel the
fileinto behaviour
11.2. draft-ietf-sieve-mailboxid-07
* Martin Duke review - remove formal section * Martin Duke review - remove formal section
* Martin Duke review - wording for section 4.1 (interaction with * Martin Duke review - wording for section 4.1 (interaction with
:create) :create)
* Ken Murchison review - fixed :special-use to :specialuse per * Ken Murchison review - fixed :special-use to :specialuse per
RFC8579 RFC8579
11.2. draft-ietf-sieve-mailboxid-06 11.3. draft-ietf-sieve-mailboxid-06
* GENART review - fixed example to not be semantically pointless * GENART review - fixed example to not be semantically pointless
* GENART review - fixed !@ to @! in RFC reference mmark syntax * GENART review - fixed !@ to @! in RFC reference mmark syntax
11.3. draft-ietf-sieve-mailboxid-05 11.4. draft-ietf-sieve-mailboxid-05
* disallow :mailboxid and :special-use in the same fileinto action. * disallow :mailboxid and :special-use in the same fileinto action.
11.4. draft-ietf-sieve-mailboxid-04 11.5. draft-ietf-sieve-mailboxid-04
* made RFC5490 and RFC8579 normative * made RFC5490 and RFC8579 normative
* clarified wording based on AD feedback from Barry * clarified wording based on AD feedback from Barry
11.5. draft-ietf-sieve-mailboxid-03 11.6. draft-ietf-sieve-mailboxid-03
* Fixed ABNF syntax error * Fixed ABNF syntax error
11.6. draft-ietf-sieve-mailboxid-02 11.7. draft-ietf-sieve-mailboxid-02
* removed bogus : from "mailboxidexists" test title * removed bogus : from "mailboxidexists" test title
* moved FCC to its own top-level section since it is not used with * moved FCC to its own top-level section since it is not used with
the fileinto command. the fileinto command.
11.7. draft-ietf-sieve-mailboxid-01 11.8. draft-ietf-sieve-mailboxid-01
* fixed idnits - RFC5228 not mentioned in the abstract * fixed idnits - RFC5228 not mentioned in the abstract
* fixed other I-D references I had missed, oops * fixed other I-D references I had missed, oops
11.8. draft-ietf-sieve-mailboxid-00 11.9. draft-ietf-sieve-mailboxid-00
* Adopted into working group per adoption call on list * Adopted into working group per adoption call on list
* Updated references to old drafts which have since been published. * Updated references to old drafts which have since been published.
* Fixed some typoes and simplified some language. * Fixed some typoes and simplified some language.
* Removed stray leading colon on mailboxexists (thanks Alexey) * Removed stray leading colon on mailboxexists (thanks Alexey)
* Added :fcc to the IANA registration description (thanks Alexey) * Added :fcc to the IANA registration description (thanks Alexey)
* Mentioned that variables can be expanded (thanks Alexey) * Mentioned that variables can be expanded (thanks Alexey)
11.9. draft-gondwana-sieve-mailboxid-02 11.10. draft-gondwana-sieve-mailboxid-02
* Update document date by a couple of years! Ooops, it got * Update document date by a couple of years! Ooops, it got
forgotten after a WGLC which got not dissent. forgotten after a WGLC which got not dissent.
* Create xml2rfc v3 output. * Create xml2rfc v3 output.
11.10. draft-gondwana-sieve-mailboxid-01 11.11. draft-gondwana-sieve-mailboxid-01
* Switch to :mailboxid tagged parameter value with fallback mailbox * Switch to :mailboxid tagged parameter value with fallback mailbox
name. name.
* Document interaction with "mailbox". * Document interaction with "mailbox".
* Document interaction with "special-use". * Document interaction with "special-use".
* Document interaction with "fcc". * Document interaction with "fcc".
* Document security considerations around :mailboxid and :create. * Document security considerations around :mailboxid and :create.
11.11. draft-gondwana-sieve-mailboxid-00 11.12. draft-gondwana-sieve-mailboxid-00
* Initial version. * Initial version.
12. Normative References 12. Normative References
[RFC5228] Guenther, P., Ed. and T. Showalter, Ed., "Sieve: An Email
Filtering Language", RFC 5228, DOI 10.17487/RFC5228,
January 2008, <https://www.rfc-editor.org/info/rfc5228>.
[RFC8474] Gondwana, B., Ed., "IMAP Extension for Object [RFC8474] Gondwana, B., Ed., "IMAP Extension for Object
Identifiers", RFC 8474, DOI 10.17487/RFC8474, September Identifiers", RFC 8474, DOI 10.17487/RFC8474, September
2018, <https://www.rfc-editor.org/info/rfc8474>. 2018, <https://www.rfc-editor.org/info/rfc8474>.
[RFC8174] Leiba, B., "Ambiguity of Uppercase vs Lowercase in RFC
2119 Key Words", BCP 14, RFC 8174, DOI 10.17487/RFC8174,
May 2017, <https://www.rfc-editor.org/info/rfc8174>.
[RFC5228] Guenther, P., Ed. and T. Showalter, Ed., "Sieve: An Email
Filtering Language", RFC 5228, DOI 10.17487/RFC5228,
January 2008, <https://www.rfc-editor.org/info/rfc5228>.
[RFC2119] Bradner, S., "Key words for use in RFCs to Indicate [RFC2119] Bradner, S., "Key words for use in RFCs to Indicate
Requirement Levels", BCP 14, RFC 2119, Requirement Levels", BCP 14, RFC 2119,
DOI 10.17487/RFC2119, March 1997, DOI 10.17487/RFC2119, March 1997,
<https://www.rfc-editor.org/info/rfc2119>. <https://www.rfc-editor.org/info/rfc2119>.
[RFC2342] Gahrns, M. and C. Newman, "IMAP4 Namespace", RFC 2342, [RFC2342] Gahrns, M. and C. Newman, "IMAP4 Namespace", RFC 2342,
DOI 10.17487/RFC2342, May 1998, DOI 10.17487/RFC2342, May 1998,
<https://www.rfc-editor.org/info/rfc2342>. <https://www.rfc-editor.org/info/rfc2342>.
[RFC8580] Murchison, K. and B. Gondwana, "Sieve Extension: File [RFC8580] Murchison, K. and B. Gondwana, "Sieve Extension: File
Carbon Copy (FCC)", RFC 8580, DOI 10.17487/RFC8580, May Carbon Copy (FCC)", RFC 8580, DOI 10.17487/RFC8580, May
2019, <https://www.rfc-editor.org/info/rfc8580>. 2019, <https://www.rfc-editor.org/info/rfc8580>.
[RFC8174] Leiba, B., "Ambiguity of Uppercase vs Lowercase in RFC
2119 Key Words", BCP 14, RFC 8174, DOI 10.17487/RFC8174,
May 2017, <https://www.rfc-editor.org/info/rfc8174>.
13. Informative References 13. Informative References
[RFC5229] Homme, K., "Sieve Email Filtering: Variables Extension", [RFC4314] Melnikov, A., "IMAP4 Access Control List (ACL) Extension",
RFC 5229, DOI 10.17487/RFC5229, January 2008, RFC 4314, DOI 10.17487/RFC4314, December 2005,
<https://www.rfc-editor.org/info/rfc5229>. <https://www.rfc-editor.org/info/rfc4314>.
[RFC5490] Melnikov, A., "The Sieve Mail-Filtering Language -- [RFC5490] Melnikov, A., "The Sieve Mail-Filtering Language --
Extensions for Checking Mailbox Status and Accessing Extensions for Checking Mailbox Status and Accessing
Mailbox Metadata", RFC 5490, DOI 10.17487/RFC5490, March Mailbox Metadata", RFC 5490, DOI 10.17487/RFC5490, March
2009, <https://www.rfc-editor.org/info/rfc5490>. 2009, <https://www.rfc-editor.org/info/rfc5490>.
[RFC8579] Bosch, S., "Sieve Email Filtering: Delivering to Special- [RFC8579] Bosch, S., "Sieve Email Filtering: Delivering to Special-
Use Mailboxes", RFC 8579, DOI 10.17487/RFC8579, May 2019, Use Mailboxes", RFC 8579, DOI 10.17487/RFC8579, May 2019,
<https://www.rfc-editor.org/info/rfc8579>. <https://www.rfc-editor.org/info/rfc8579>.
[RFC3501] Crispin, M., "INTERNET MESSAGE ACCESS PROTOCOL - VERSION [RFC3501] Crispin, M., "INTERNET MESSAGE ACCESS PROTOCOL - VERSION
4rev1", RFC 3501, DOI 10.17487/RFC3501, March 2003, 4rev1", RFC 3501, DOI 10.17487/RFC3501, March 2003,
<https://www.rfc-editor.org/info/rfc3501>. <https://www.rfc-editor.org/info/rfc3501>.
[RFC4314] Melnikov, A., "IMAP4 Access Control List (ACL) Extension", [RFC5229] Homme, K., "Sieve Email Filtering: Variables Extension",
RFC 4314, DOI 10.17487/RFC4314, December 2005, RFC 5229, DOI 10.17487/RFC5229, January 2008,
<https://www.rfc-editor.org/info/rfc4314>. <https://www.rfc-editor.org/info/rfc5229>.
Author's Address Author's Address
Bron Gondwana (editor) Bron Gondwana (editor)
Fastmail Fastmail
Level 2, 114 William St Level 2, 114 William St
Melbourne VIC 3000 Melbourne VIC 3000
Australia Australia
Email: brong@fastmailteam.com Email: brong@fastmailteam.com
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