[389-devel] Please review: [389 Project] #47748: Simultaneous adding a user and binding as the user could fail in the password policy check

[Noriko Hosoi]

https://fedorahosted.org/389/ticket/47748

https://fedorahosted.org/389/attachment/ticket/47748/0001-Ticket-47748-Simultaneous-adding-a-user-and-binding-.patch

389 Project wrote:
> Comment:
>
>   Bug description: In do_bind, bind_target_entry is retrieved from the
>   DB or the entry cache.  There was a small window that the entry failed
>   to retrieve from there but the bind procedure in the backend (be_bind)
>   succeeds.  In the case, NULL bind_target_entry is passed to the Pass-
>   word Policy check and it fails.
>
>   Fix description: If be_bind returns SUCCESS and bind_target_entry is
>   NULL, retrieve bind_target_entry agian, which is guaranteed since the
>   entry was retrieved in the backend and placed in the entry cache.
>