Centos 5 with Perl 5.10.0 ConfigDefs.pl "strict refs" error

[Julian Field]

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To let you know the official answer, I haven't played with Perl 5.10 at 
all yet, so it is officially totally unsupported. Sorry. I'll have a go 
when I get time. Has anyone got any RPMs of Perl 5.10 out yet?

Hostmaster wrote:
>
> Hi MailScanner users,
>
> I have a fresh-built Centos 5 box, on which I have compiled Perl 
> 5.10.0 from source, and MailScanner 4.66.5 installed from RPM. Perl 
> was upgraded after MailScanner was installed. I know RPM should be an 
> “all or nothing” decision
>
> The problem I have is that I noticed that the processes MailScanner 
> was forking when starting where dying instantly, and when running 
> MailScanner --lint, it dies with the error:
>
> “Can't use string ("/var/spool/mqueue.in") as an ARRAY ref while 
> "strict refs" in use at /usr/sbin/MailScanner line 441.”
>
> “/var/spool/mqueue.in” is not my incoming directory, 
> “/var/spool/exim.in” is, and the mqueue.in directory does not exist. 
> The correct incoming directory is set in 
> /etc/MailScanner/MailScanner.conf.
>
> Using “locate MailScanner |xargs grep “mqueue.in” and some luck, I 
> managed to find that the mqueue reference was coming from 
> “/usr/lib/MailScanner/MailScanner/ConfigDefs.pl”, so I hacked the 
> “inqueuedir” variable to point at the correct directory, but it 
> doesn’t change the error, apart from the path within string().
>
> My first thought was a missing perlmod dependency for MailScanner 
> after the upgrade of Perl, however MailScanner -v shows:
>
> This is CentOS release 5 (Final)
>
> This is Perl version 5.010000 (5.10.0)
>
> This is MailScanner version 4.66.5
>
> Module versions are:
>
> 1.00 AnyDBM_File
>
> 1.23 Archive::Zip
>
> 1.08 Carp
>
> 1.119 Convert::BinHex
>
> 2.27 Date::Parse
>
> 1.01 DirHandle
>
> 1.06 Fcntl
>
> 2.76 File::Basename
>
> 2.11 File::Copy
>
> 2.01 FileHandle
>
> 2.04 File::Path
>
> 0.20 File::Temp
>
> 0.92 Filesys::Df
>
> 1.35 HTML::Entities
>
> 3.56 HTML::Parser
>
> 2.37 HTML::TokeParser
>
> 1.23_01 IO
>
> 1.14 IO::File
>
> 1.13 IO::Pipe
>
> 2.02 Mail::Header
>
> 1.88 Math::BigInt
>
> 3.07_01 MIME::Base64
>
> 5.425 MIME::Decoder
>
> 5.425 MIME::Decoder::UU
>
> 5.425 MIME::Head
>
> 5.425 MIME::Parser
>
> 3.07 MIME::QuotedPrint
>
> 5.425 MIME::Tools
>
> 0.11 Net::CIDR
>
> 1.13 POSIX
>
> 1.19 Scalar::Util
>
> 1.80 Socket
>
> 1.4 Sys::Hostname::Long
>
> 0.24 Sys::Syslog
>
> 1.9711 Time::HiRes
>
> 1.02 Time::localtime
>
> Optional module versions are:
>
> 1.38 Archive::Tar
>
> 0.22 bignum
>
> 2.03 Business::ISBN
>
> 1.17 Business::ISBN::Data
>
> 0.17 Convert::TNEF
>
> 1.08 Data::Dump
>
> 1.816_1 DB_File
>
> 1.14 DBD::SQLite
>
> 1.601 DBI
>
> 1.15 Digest
>
> 1.01 Digest::HMAC
>
> 2.36_01 Digest::MD5
>
> 2.11 Digest::SHA1
>
> 1.00 Encode::Detect
>
> 0.17011 Error
>
> 0.21 ExtUtils::CBuilder
>
> 2.18_02 ExtUtils::ParseXS
>
> 0.44 Inline
>
> 1.08 IO::String
>
> 1.07 IO::Zlib
>
> 2.23 IP::Country
>
> missing Mail::ClamAV
>
> 3.002003 Mail::SpamAssassin
>
> v2.005 Mail::SPF
>
> 1.999001 Mail::SPF::Query
>
> 0.21 Math::BigRat
>
> 0.280801 Module::Build
>
> 0.20 Net::CIDR::Lite
>
> 0.62 Net::DNS
>
> v0.003 Net::DNS::Resolver::Programmable
>
> missing Net::LDAP
>
> 4.007 NetAddr::IP
>
> 1.94 Parse::RecDescent
>
> missing SAVI
>
> 3.06 Test::Harness
>
> 1.22 Test::Manifest
>
> 2.0.0 Text::Balanced
>
> 1.35 URI
>
> 0.74 version
>
> 0.66 YAML
>
> And running MailScanner in debug mode shows:
>
> In Debugging mode, not forking...
>
> Trying to setlogsock(unix)
>
> SpamAssassin temp dir = /var/spool/MailScanner/incoming/SpamAssassin-Temp
>
> Can't use string ("/var/spool/exim.in") as an ARRAY ref while "strict 
> refs" in use at /usr/sbin/MailScanner line 1385.
>
> An strace of MailScanner while in debug mode shows the error:
>
> “open("/root/.spamassassin/auto-whitelist.lock.mailscannerdevel.local.22409", 
> O_WRONLY|O_CREAT|O_EXCL|O_LARGEFILE, 0700) = 9
>
> ioctl(9, SNDCTL_TMR_TIMEBASE or TCGETS, 0xbff8cd58) = -1 ENOTTY 
> (Inappropriate ioctl for device)”
>
> before it dies and writes out the error about line 1385, however I am 
> not sure what this means or even if it is relevant, and the references 
> I can find for “perl +’Inappropriate ioctl for device’” on the web 
> don’t really help. Locking method in the MailScanner.conf is set to 
> posix, as Exim is in use. Perl was built to use perlio method for 
> locks. I’m wondering whether the Filesys module is doing or expecting 
> something which MailScanner can’t/isn’t handle/ing?
>
> Any hints would be greatly appreciated, but if the answer is “don’t 
> use perl 5.10.0 yet” or “you must have screwed up your compile of 
> perl”, that’s fine I’ll roll back, but I am keen to try and fix this 
> problem, as the reason for the upgrade was to see whether the perl 
> core improvements in 5.10.0 made much of a difference to MailScanner 
> performance in comparison to our live boxes running 5.8.0.
>
> Best Regards,
>
> Richard Garner (A+, N+, AMBCS, MOS-O)
>
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Jules

- -- 
Julian Field MEng CITP CEng
www.MailScanner.info
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