Re: [exim-dev] Preliminary testing of a new Exim test suite

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Author: Daniel Tiefnig
Date:  
To: exim-dev
Subject: Re: [exim-dev] Preliminary testing of a new Exim test suite
Philip Hazel wrote:
> I believe I have now made it work when the calling user has an empty
> gecos field.


Looks good, but I can make it fail again by inserting just one space
character into my gecos field. :op
| tiefnig:x:1000:1000: :/home/tiefnig:/bin/bash


It screws up really terrible with that. One can use other (single)
characters too, but a space is the most impressive one, because it is
used most often between word boundaries. :o)
The letter "a" also does a good job, and "b", "c" and "d" aren't bad
either. Maybe you don't want to support gecos with less than $number
letters.

Another way to break it is to enter (e.g.) commas into the gecos
information. This is what the adduser(8) command does. Exim then uses
"Foo,bar,baz" (including(!) the double quotes) as CALLER_NAME, which is
not what runtest does.

According to this, it may be better to check what exim thinks the caller
name is than calling getpwnam?


This is with:
------------------------------------------------------------------------------
Exim version 4.60-RC1 #5 built 18-Nov-2005 14:26:23
Support for: crypteq iconv() Perl Expand_dlfunc OpenSSL
translate_ip_address Content_Scanning Old_Demime
Lookups: lsearch wildlsearch nwildlsearch iplsearch cdb dbm dbmnz dnsdb
dsearch mysql testdb
Authenticators: cram_md5 cyrus_sasl plaintext spa
Routers: accept dnslookup ipliteral manualroute queryprogram redirect
Transports: appendfile/maildir/mailstore/mbx autoreply lmtp pipe smtp
------------------------------------------------------------------------------


Basic/0190 and queryprogram/5204 fail the same way they do for John.


Basic/0158 deliver_drop_privilege and setuid=EXIMUSER
===============
Lines 4-5 of "test-paniclog-munged" occur at the end of "test-msf-0158".
----------
1999-03-02 09:44:33 10HmaY-0005vi-00 Failed to find user "debian-exim"
from expanded string "$local_part" for the local_delivery transport
1999-03-02 09:44:33 10HmaZ-0005vi-00 Failed to find user "debian-exim"
from expanded string "$local_part" for the local_delivery transport

The user is called "Debian-exim", with a capital "D". As $local_part is
lowercased by exim (if I'm correct) this may be a problem.


OpenSSL/2125 TLS server: tls_require_ciphers
===============
Line 3 of "test-mainlog-munged" does not match line 3 of "test-msf-2125".
----------
1999-03-02 09:44:33 10HmaX-0005vi-00 a TLS session is required for
ip4.ip4.ip4.ip4 [ip4.ip4.ip4.ip4], but an attempt to start TLS failed
----------
1999-03-02 09:44:33 10HmaX-0005vi-00 TLS error on connection to
ip4.ip4.ip4.ip4 [ip4.ip4.ip4.ip4] (SSL_connect): error: <<detail omitted>>

I'm not sure whether this is the OpenSSL version issue, it looks more
like a change in exim to me. This doesn't happen with GnuTLS, though,
and others don't seem to encounter this.


Btw: SUPPORT_TRANSLATE_IP_ADDRESS hasn't been included in src/EDITME.
Mabe you just forgot that?


lg,
daniel