[Snort-users] Snort 2.9.0.1 & OpenBSD 4.8 build problems

Russ Combs rcombs at ...1935...
Fri Nov 5 12:18:59 EDT 2010


Did you configure Snort with --enable-dynamicplugin?

On Fri, Nov 5, 2010 at 12:04 PM, Ross Lawrie <ross at ...15039...> wrote:

> On Fri, 2010-11-05 at 10:52 +0100, rmkml wrote:
> > Hi Ross,
> > Could you disable ipfw in daq please?
> > If not work, please resend (snort) config.log.
> > Regards
> > Rmkml
> >
> >
> >
> > On Thu, 4 Nov 2010, Ross Lawrie wrote:
> >
> > >
> > > On 2010-11-04, at 4:20 PM, Russ Combs wrote:
> > >
> > >
> > >
> > >       On Thu, Nov 4, 2010 at 7:01 PM, Ross Lawrie <ross at ...15039...>
> wrote:
> > >             On Thu, 2010-11-04 at 18:18 -0400, Russ Combs wrote:
> > >             >
> > >             >
> > > > On Thu, Nov 4, 2010 at 6:12 PM, JJC <cummingsj at ...11827...> wrote:
> > > >         quickest way for you is to add this to the snort ./configure
> > > >         options
> > > >
> > > >         --disable-static-daq
> > > >
> > > >         then when you start snort, add this:
> > > >
> > > >         --daq-dir=/usr/local/lib/daq/
> > > >
> > > >         and voila
> > > >
> > > > The above is an excellent workaround.  If you want to debug farther:
> > > >
> > > > nm /usr/local/lib/libdaq_static.a | grep daq_load_modules
> > > >
> > > > and send the output.  I'm guessing that you will see something like:
> > > >
> > > > 00000000000005ab T daq_load_modules
> > > >
> > > > Which means the symbol is there but isn't being found by configure's
> > > > test program.
> > > >
> > > > Let me know.
> > > >
> > > >
> > > >
> > > >         JJC
> > > >
> > > >
> > > >         On Thu, Nov 4, 2010 at 3:38 PM, Ross Lawrie
> > > >         <ross at ...15039...> wrote:
> > > >         > Hi,
> > > >         >
> > > >         > I was hoping someone might be able to offer some advice.
> > > >          I'm
> > > >         > encountered problems installing Snort 2.9.0.1 on OpenBSD
> > > >         4.8.  I have
> > > >         > installed an updated libpcap (1.1.1), libdnet (1.12) and
> DAQ
> > > >         (0.3)
> > > >         > without any obvious problems.  DAQ seems to install its
> > > >         libraries
> > > >         > correctly:
> > > >         >
> > > >         > ls -al /usr/local/lib/libdaq*
> > > >         > -rw-r--r--  1 root  wheel  40382 Nov  4 14:26 libdaq.a
> > > >         > -rwxr-xr-x  1 root  wheel    926 Nov  4 14:26 libdaq.la
> > > >         > -rwxr-xr-x  1 root  wheel  37400 Nov  4 14:26 libdaq.so.0.1
> > > >         > -rw-r--r--  1 root  wheel  41460 Nov  4 14:26
> > > >         libdaq_static.a
> > > >         > -rwxr-xr-x  1 root  wheel    907 Nov  4 14:26
> > > >         libdaq_static.la
> > > >         > -rw-r--r--  1 root  wheel  61164 Nov  4 14:27
> > > >         libdaq_static_modules.a
> > > >         > -rwxr-xr-x  1 root  wheel    931 Nov  4 14:27
> > > >         libdaq_static_modules.la
> > > >         >
> > > >         > I'm able to run daq-modules-config and confirm that it is
> in
> > > >         my path:
> > > >         >
> > > >         > daq-modules-config --static --libs
> > > >         > -L/usr/local/lib -ldaq_static_modules
> > > >         >
> > > >         > ldconfig sees the libdaq library:
> > > >         >
> > > >         > ldconfig -Rv /usr/local/lib 2>&1 | grep daq
> > > >         > Adding /usr/local/lib/libdaq.so.0.1
> > > >         >
> > > >         > However when I try to configure Snort I receive this error:
> > > >         >
> > > >         > ...
> > > >         > checking for pcap_datalink in -lpcap... yes
> > > >         > checking for pcap_lex_destroy... no
> > > >         > checking for pcap_lib_version... yes
> > > >         > checking pcre.h usability... yes
> > > >         > checking pcre.h presence... yes
> > > >         > checking for pcre.h... yes
> > > >         > checking for pcre_compile in -lpcre... yes
> > > >         > checking for libpcre version 6.0 or greater... yes
> > > >         > checking dnet.h usability... yes
> > > >         > checking dnet.h presence... yes
> > > >         > checking for dnet.h... yes
> > > >         > checking for eth_set in -ldnet... yes
> > > >         > checking for dlsym in -ldl... no
> > > >         > checking for dlsym in -lc... yes
> > > >         > checking for daq_load_modules in -ldaq_static... no
> > > >         >
> > > >         >   ERROR!  daq_static library not found, go get it from
> > > >         >   http://www.snort.org/.
> > > >         >
> > > >         > The configure string I'm using for Snort is:
> > > >         >
> > > >         > ./configure \
> > > >         > --sysconfdir=/etc/snort \
> > > >         > --with-daq-includes=/usr/local/include \
> > > >         > --with-daq-libraries=/usr/local/lib \
> > > >         > --with-libpcap-includes=/usr/local/include \
> > > >         > --with-libpcap-libraries=/usr/local/lib \
> > > >         > --with-dnet-includes=/usr/local/include \
> > > >         > --with-dnet-libraries=/usr/local/lib
> > > >         >
> > > >         > I've seen some suggestion that building DAQ without the
> ipfw
> > > >         module
> > > >         > could help, but I still encounter the same issue.
> > > >         >
> > > >         > Appreciate any suggestions,
> > > >         >
> > > >         > Ross.
> > > >         >
> > > >
> > >
> > >
> > > Hi,
> > >
> > > JJC: that worked however it looks like Snort's not
> > > building /usr/local/lib/snort_dynamicengine/libsf_engine.so for some
> > > reason now.
> > >
> > > Nov  4 15:48:19 snort[17745]: FATAL ERROR: parser.c(5235) Could not
> stat
> > > dynamic module path
> > > "/usr/local/lib/snort_dynamicengine/libsf_engine.so": No such file or
> > > directory.
> > >
> > >
> > > Russ: You're right, the output looks much like you anticipated:
> > >
> > > nm /usr/local/lib/libdaq_static.a | grep daq_load_modules
> > > 000008c0 T daq_load_modules
> > >
> > > I've attached two config.log files, one generated when I try to include
> > > the static daq libraries, and the other when I configure without them.
> > >
> > > Definitely appreciate the help, I haven't had any problems in the past
> > > and this one just has me banging my head against the wall.
> > >
> > >
> > > OK, now try this:
> > >
> > > sudo ldconfig -p | grep daq
> > >
> > > Edit /etc/ld.so.conf and add a line with /usr/local/lib.  Then:
> > >
> > > sudo ldconfig -v | grep daq
> > >
> > >
> > > ldconfig's not quite the same on OpenBSD, but I can confirm that the
> directory containing daq (/usr/local/lib) is already in the hints for
> ldconfig:
> > >
> > > ldconfig -rv | grep daq
> > >         search directories:
> /usr/lib:/usr/X11R6/lib:/usr/local/lib:/usr/local/lib/daq:/usr/local/lib/snort_dynamicengine:/usr/local/lib/snort_dynamicpreprocessor
> > >         112:-ldaq.0.1 => /usr/local/lib/libdaq.so.0.1
> > >
> > > Ross.
> > >
> > >
> > >
>
> How frustrating and embarrassing; I know that I tried this several times
> over the last few days as I'd seen it mentioned in one of the few
> threads I'd found with similar issues -- and I'd had no results from it.
>
> Anyway, this time (with --disable-ipfw-module used for DAQ 0.3) Snort
> was able to configure and build.
>
> That said, I'm now encountering this issue when trying to start Snort:
>
> FATAL ERROR: parser.c(5235) Could not stat dynamic module path
> "/usr/local/lib/snort_dynamicengine/libsf_engine.so": No such file or
> directory.
>
> Sure enough, that file doesn't exist (no so files are in either
> snort_dynamicengine or snort_dynamicprocessor) and I noticed this (or
> similar) several times during the make:
>
> ...
> /bin/sh ../../../libtool --tag=CC    --mode=link gcc  -g -O2
> -fvisibility=hidden -fno-strict-aliasing -Wall  -shared -export-dynamic
> -module -L/usr/local/lib -L/usr/local/lib -Wl,-R/usr/local/lib -lpcre
> -L/usr/local/lib -ldnet -L/usr/local/lib -o libsf_engine.la
> -rpath /usr/local/lib/snort_dynamicengine bmh.lo
> sf_snort_detection_engine.lo  sf_snort_plugin_api.lo
> sf_snort_plugin_byte.lo  sf_snort_plugin_content.lo
> sf_snort_plugin_hdropts.lo  sf_snort_plugin_loop.lo
> sf_snort_plugin_pcre.lo  sf_snort_plugin_rc4.lo  sfhashfcn.lo sfghash.lo
> sfprimetable.lo sf_ip.lo  -ldaq_static -lpcre -lpcap -lm -lm
> -L/usr/local/lib -ldaq_static_modules
>
> *** Warning: This system can not link to static lib
> archive /usr/local/lib/libdaq_static.la.
> *** I have the capability to make that library automatically link in
> when
> *** you link to this library.  But I can only do this if you have a
> *** shared version of the library, which you do not appear to have.
> *** But as you try to build a module library, libtool will still create
> *** a static module, that should work as long as the dlopening
> application
> *** is linked with the -dlopen flag to resolve symbols at runtime.
> libtool: link: ar
> cru .libs/libsf_engine.a .libs/bmh.o .libs/sf_snort_detection_engine.o
> .libs/sf_snort_plugin_api.o .libs/sf_snort_plugin_byte.o
> .libs/sf_snort_plugin_content.o .libs/sf_snort_plugin_hdropts.o
> .libs/sf_snort_plugin_loop.o .libs/sf_snort_plugin_pcre.o
> .libs/sf_snort_plugin_rc4.o .libs/sfhashfcn.o .libs/sfghash.o
> .libs/sfprimetable.o .libs/sf_ip.
> ...
>
> I've attached my config.log in case it provides insight.
>
> Ross.
>
>
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