[Dovecot] IMAP to Maildir Migration preserving UIDs?

[Gedalya]

On 01/26/2012 07:17 PM, Gedalya wrote:
> On 01/26/2012 07:06 PM, Timo Sirainen wrote:
>> On 27.1.2012, at 2.00, Gedalya wrote:
>>
>>>>> # doveadm -o imapc_user=gedalya at thisdomain.com -o 
>>>>> imapc_password=***** backup -u gedalya at thisdomain.com -R imapc:
>>>>> Segmentation fault
>>>> gdb backtrace would be helpful. You should be able to get that by 
>>>> running (as root):
>>>>
>>> 213    mailbox-log.c: No such file or directory.
>>>     in mailbox-log.c
>>> (gdb) bt full
>>> #0  mailbox_log_iter_open_next (iter=0x80cbd90) at mailbox-log.c:213
>>> No locals.
>>> #1  0xb7fa7dd4 in mailbox_log_iter_init (log=0x0) at mailbox-log.c:239
>>>         iter = 0x80cbd90
>>> #2  0x0806ffd3 in dsync_worker_get_list_mailbox_log (list=0x80b6180, 
>>> worker=0x80c3138) at dsync-worker-local.c:316
>> Ah, right, dsync really wants index files. Of course it shouldn't 
>> crash, I'll fix that, but you should be able to work around it:
>>
>> rm -rf /tmp/imapc
>> doveadm -o imapc_user=USERNAME -o imapc_password=PASSWORD backup -R 
>> imapc:/tmp/imapc
>>
> # doveadm -o imapc_user=jedi at example.com -o imapc_password=***** 
> backup -u jedi at example.com -R imapc:/tmp/imapc
> dsync(jedi at example.com): Error: Failed to sync mailbox Drafts: STATUS 
> cannot access mailbox Drafts
> dsync(jedi at example.com): Fatal: dsync backup: Looks like you're trying 
> to run backup in wrong direction. Source is empty and destination is not.
>
> To be clear, I am trying to pull all the mailboxes from the old server 
> on to this dovecot server, which has no mailboxes populated yet. It 
> looks like this command would be pushing the messages from here to the 
> imapc_host rather than pulling?
>

This got me somewhere...

# doveadm -o imapc_user=jedi1 at example.com -o imapc_password=***** import 
-u jedi1 at example.com imapc: "" all
doveadm(jedi1 at example.com): Error: Copying box=INBOX uid=1 failed: 
Message GUID not available in this server (guid)
doveadm(jedi1 at example.com): Error: Copying box=INBOX uid=2 failed: 
Message GUID not available in this server (guid)
doveadm(jedi1 at example.com): Error: Copying box=INBOX uid=3 failed: 
Message GUID not available in this server (guid)
doveadm(jedi1 at example.com): Error: Copying box=INBOX uid=4 failed: 
Message GUID not available in this server (guid)
doveadm(jedi1 at example.com): Error: Copying box=INBOX uid=5 failed: 
Message GUID not available in this server (guid)
doveadm(jedi1 at example.com): Error: Copying box=INBOX uid=6 failed: 
Message GUID not available in this server (guid)
doveadm(jedi1 at example.com): Error: Copying box=INBOX uid=7 failed: 
Message GUID not available in this server (guid)
doveadm(jedi1 at example.com): Error: Copying box=INBOX uid=8 failed: 
Message GUID not available in this server (guid)
doveadm(jedi1 at example.com): Error: Copying box=INBOX uid=9 failed: 
Message GUID not available in this server (guid)
doveadm(jedi1 at example.com): Error: Copying box=INBOX uid=10 failed: 
Message GUID not available in this server (guid)
doveadm(jedi1 at example.com): Error: Copying box=INBOX uid=11 failed: 
Message GUID not available in this server (guid)
doveadm(jedi1 at example.com): Error: Copying box=INBOX uid=12 failed: 
Message GUID not available in this server (guid)
doveadm(jedi1 at example.com): Error: Copying box=INBOX uid=13 failed: 
Message GUID not available in this server (guid)
doveadm(jedi1 at example.com): Error: Copying box=INBOX uid=14 failed: 
Message GUID not available in this server (guid)
doveadm(jedi1 at example.com): Error: Copying box=INBOX uid=15 failed: 
Message GUID not available in this server (guid)
doveadm(jedi1 at example.com): Error: Copying box=INBOX uid=16 failed: 
Message GUID not available in this server (guid)
doveadm(jedi1 at example.com): Error: Copying box=INBOX uid=17 failed: 
Message GUID not available in this server (guid)

Should I / how can I disable this message GUID thing?