[cyrus 3.0] 20 delayed mailbox deleted limit?
jc at irbs.com
Wed Jun 8 20:59:59 EDT 2016
On Wed, June 8, 2016 20:23, Bron Gondwana via Info-cyrus wrote:
> On Thu, Jun 9, 2016, at 03:02, Andre Felipe Machado via Info-cyrus wrote:
>> At future release notes I read
>> "Under delete_mode: delayed, only the 20 most recently deleted mailboxes are kept for
>> any given name." https://cyrusimap.org/imap/release-notes/3.0/x/3.0.0-beta2.html
>> Is there any configuration parameter to increase this limit?
>> Why this limit is needed?
> denial of service / space wastage protection. There's no config option available right
> now. I could be convinced to change it.
> How would you suggest we protect against exploiting delayed delete to fill the server
> without going over quota? Maybe a new quota field for "total mailbox usage including
> deleted stuff" that can be set to a high enough value that no reasonable user will ever
> hit it?
Fastmail needs to protect against malicious users but barring an account being
compromised, the business world does not have that problem. A config option would be
nice or very isolated code that can be easily patched out.
> Bron Gondwana
> brong at fastmail.fm ----
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