Re: Which imap command to rename a root mailbox while maintaining its partition

[Bron Gondwana]

Wow - this looks like a bug in partition selection for user rename then :( We should fix that.

https://github.com/cyrusimap/cyrus-imapd/issues/2907

Cheers,

Bron.

On Tue, Nov 5, 2019, at 17:30, Thomas Cataldo wrote:
> 
> 
> > On 29 Oct 2019, at 13:13, Ken Murchison <murch at fastmail.com> wrote:
> > 
> > x RENAME <old> <new> <partition>
> > 
> > 
> > should work
> 
> 
> Agree, but it does not :-)
> 
> At least with version 3.0.8 :
> 
> localhost> info user/ren at devenv.blue
> {user/ren at devenv.blue}:
> private:
>  check: NIL
>  checkperiod: NIL
>  comment: NIL
>  sort: NIL
>  specialuse: NIL
>  thread: NIL
>  expire: NIL
>  news2mail: NIL
>  sieve: NIL
>  squat: NIL
> shared:
>  check: NIL
>  checkperiod: NIL
>  comment: NIL
>  sort: NIL
>  specialuse: NIL
>  thread: NIL
>  annotsize: 0
>  duplicatedeliver: false
>  expire: NIL
>  lastpop: NIL
>  lastupdate: 4-Nov-2019 15:32:13 +0000
>  news2mail: NIL
>  partition: bm-master__devenv_blue
>  pop3newuidl: true
>  pop3showafter: NIL
>  sharedseen: false
>  sieve: NIL
>  size: 32310
>  squat: NIL
>  synccrcs: 2599665889 0
>  uniqueid: ee8ede37-153a-4650-bf94-3da7d4f52043
> 
> 
> An IMAP session as admin :
> 
> telnet localhost 1143
> Trying ::1...
> Trying 127.0.0.1...
> Connected to localhost.
> Escape character is '^]'.
> * OK [CAPABILITY IMAP4rev1 LITERAL+ ID ENABLE AUTH=PLAIN SASL-IR] server ready
> . login admin0 admin
> . OK [CAPABILITY IMAP4rev1 LITERAL+ ID ENABLE ACL RIGHTS=kxten QUOTA MAILBOX-REFERRALS NAMESPACE UIDPLUS NO_ATOMIC_RENAME UNSELECT CHILDREN MULTIAPPEND BINARY CATENATE CONDSTORE ESEARCH SEARCH=FUZZY SORT SORT=MODSEQ SORT=DISPLAY SORT=UID THREAD=ORDEREDSUBJECT THREAD=REFERENCES THREAD=REFS ANNOTATEMORE ANNOTATE-EXPERIMENT-1 METADATA LIST-EXTENDED LIST-STATUS LIST-MYRIGHTS LIST-METADATA WITHIN QRESYNC SCAN XLIST XMOVE MOVE SPECIAL-USE CREATE-SPECIAL-USE DIGEST=SHA1 X-REPLICATION URLAUTH URLAUTH=BINARY LOGINDISABLED COMPRESS=DEFLATE X-QUOTA=STORAGE X-QUOTA=MESSAGE X-QUOTA=X-ANNOTATION-STORAGE X-QUOTA=X-NUM-FOLDERS IDLE] User logged in SESSIONID=<cyrus-26086-1572885470-1-16005178469193034866>
> . RENAME user/ren at devenv.blue user/rename at devenv.blue bm-master__devenv_blue
> . NO Cross-server or cross-partition move w/rename not supported
> . RENAME user/ren at devenv.blue user/rename at devenv.blue
> * OK rename user/ren at devenv.blue user/rename at devenv.blue
> * OK rename user/ren/Drafts at devenv.blue user/rename/Drafts at devenv.blue
> * OK rename user/ren/Junk at devenv.blue user/rename/Junk at devenv.blue
> * OK rename user/ren/Outbox at devenv.blue user/rename/Outbox at devenv.blue
> * OK rename user/ren/Sent at devenv.blue user/rename/Sent at devenv.blue
> * OK rename user/ren/Trash at devenv.blue user/rename/Trash at devenv.blue
> . OK Completed
> 
> But if I use the version without an explicit partition, the new mailbox ends up in :
> 
> > info user/rename at devenv.blue
> {user/rename at devenv.blue}:
> private:
>  check: NIL
>  checkperiod: NIL
>  comment: NIL
>  sort: NIL
>  specialuse: NIL
>  thread: NIL
>  expire: NIL
>  news2mail: NIL
>  sieve: NIL
>  squat: NIL
> shared:
>  check: NIL
>  checkperiod: NIL
>  comment: NIL
>  sort: NIL
>  specialuse: NIL
>  thread: NIL
>  annotsize: 0
>  duplicatedeliver: false
>  expire: NIL
>  lastpop: NIL
>  lastupdate: 4-Nov-2019 16:43:36 +0000
>  news2mail: NIL
>  partition: default
>  pop3newuidl: true
>  pop3showafter: NIL
>  sharedseen: false
>  sieve: NIL
>  size: 32310
>  squat: NIL
>  synccrcs: 2599665889 0
>  uniqueid: ee8ede37-153a-4650-bf94-3da7d4f52043
> 
> 
> which forces me issue a second command in my imap session :
> 
> . RENAME user/rename at devenv.blue user/rename at devenv.blue bm-master__devenv_blue
> * OK rename user/rename at devenv.blue user/rename at devenv.blue
> * OK rename user/rename/Drafts at devenv.blue user/rename/Drafts at devenv.blue
> * OK rename user/rename/Junk at devenv.blue user/rename/Junk at devenv.blue
> * OK rename user/rename/Outbox at devenv.blue user/rename/Outbox at devenv.blue
> * OK rename user/rename/Sent at devenv.blue user/rename/Sent at devenv.blue
> * OK rename user/rename/Trash at devenv.blue user/rename/Trash at devenv.blue
> . OK Completed
> 
> 
> Which moves the mailbox to the partition where I want it (its original one).
> 
> 
> The problem with the non-atomic rename is that our replication target receives data belonging to the default partition, which is not desired or expected.
> 
> 
> 
> 
> Thomas Cataldo
> Directeur Technique 
> 
> (+33) 6 42 25 91 38
> 
> BlueMind
> +33 (0)5 81 91 55 60
> Hotel des Télécoms, 40 rue du village d'entreprises
> 31670 Labège, France
> www.bluemind.net / https://blog.bluemind.net/fr/
> 

--
 Bron Gondwana, CEO, Fastmail Pty Ltd
 brong at fastmailteam.com

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