Re: POP3 TLS AUTH too long

On Tue, Dec 22, 2009 at 04:41:53PM +0100, Dominique Marant wrote:
> Hi,
> 
> With POP3 TLS, the time to retrieve mail is too long.
> 
> In debugging and connection logging, I see that perdition is waiting
> 3 seconds to send the response to AUTH request :
> 
> Dec 22 15:54:06 logua2 perdition[23793]: SELF:
> "UIDL\r\nUSER\r\nSTLS\r\n.\r\n"
> Dec 22 15:54:06 logua2 perdition[23793]: CLIENT: "STLS\r\n"
> Dec 22 15:54:06 logua2 perdition[23793]: SELF:   "+OK Begin TLS
> negotiation, mate\r\n"
> Dec 22 15:54:07 logua2 perdition[23793]: SSL connection using AES256-SHA
> Dec 22 *15:54:07* logua2 perdition[23793]: CLIENT: "AUTH\r\n"
> Dec 22 *15:54:10* logua2 perdition[23793]: SELF:   "-ERR Mate, the
> command must be one of CAPA, USER, PASS or QUIT\r\n"
> Dec 22 15:54:10 logua2 perdition[23793]: CLIENT: "CAPA\r\n"
> Dec 22 15:54:10 logua2 perdition[23793]: SELF:   "+OK Capability
> list follows, mate\r\n"
> Dec 22 15:54:10 logua2 perdition[23793]: SELF:   "UIDL\r\nUSER\r\n.\r\n"
> 
> 3 secondes between CLIENT AUTH and the -ERR response of perdition...
> It's too long for the users (for example, Thunderbird with TLS).

What happens?

> I'm tracing the process (strace) and I see a nanosleep 3 for a child
> process.
> 
> In the source and include perdition, I see :
> #define PERDITION_AUTH_FAIL_SLEEP 3
> sleep(PERDITION_AUTH_FAIL_SLEEP);
> 
> Is there a bad effect to put 0 value to this define ?

Setting it to 0 should work fine.

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