Re: DNS SRV support for LDAP authentication

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От Graham Leggett
Тема Re: DNS SRV support for LDAP authentication
Дата
Msg-id B402F59D-50BA-4E58-8BBE-768F17F76AFF@sharp.fm
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Ответ на Re: DNS SRV support for LDAP authentication  (Thomas Munro <thomas.munro@enterprisedb.com>)
Ответы Re: DNS SRV support for LDAP authentication  (Thomas Munro <thomas.munro@enterprisedb.com>)
Список pgsql-hackers
On 02 Feb 2019, at 01:57, Thomas Munro <thomas.munro@enterprisedb.com> wrote:

> On Sat, Feb 2, 2019 at 9:25 AM Graham Leggett <minfrin@sharp.fm> wrote:
>> On 25 Sep 2018, at 04:09, Thomas Munro <thomas.munro@enterprisedb.com> wrote:
>>> Some people like to use DNS SRV records to advertise LDAP servers on
>>> their network.  Microsoft Active Directory is usually (always?) set up
>>> that way.  Here is a patch to allow our LDAP auth module to support
>>> that kind of discovery.
>>
>> Does this support SSL/TLS?
>
> I didn't try it myself but I found several claims that it works.  I
> see complaints that it always looks for _ldap._tcp and not _ldaps._tcp
> as you might expect when using ldascheme=ldaps, but that doesn't seem
> to be a big problem.  As for ldaptls=1, that must work because it
> doesn't even negotiate that until after the connection is made.

If the LDAP server was bound to port 636, how would the client know to use a direct SSL/TLS connection and not
STARTTLS?

Regards,
Graham
—



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