[Snort-devel] Using example dynamic-rule plug-ins?

c0uchw4rrior c0uchw4rrior at ...2499...
Wed Oct 10 15:05:51 EDT 2007

To clarify a bit, what all do I need to link against to generate a shared
lib from the dynamic rule .o and/or .lo files I've got? Is there a Makefile
target? An example gcc or libtool command-line would be great.


On 10/10/07, c0uchw4rrior <c0uchw4rrior at ...2499...> wrote:
> Hey folks,
> I have a some questions about the dynamic-rule stuff under
> src/dynamic-examples/dynamic
> -rule.  I am working off the recent snort-2.8.0 source tarball.
> I've successfully run `./configure --enable-dynamicplugin` from the
> snort-2.8.0 directory. I then went into the src/dynamic-examples directory
> and ran make. make ran to completion with no errors.
> After running make I am left with a number of object files under
> src/dynamic-examples/dynamic-rule:
> rules.lo  sfsnort_dynamic_detection_lib.lo  sid109.lo  sid637.lo
> rules.o   sfsnort_dynamic_detection_lib.o   sid109.o   sid637.o
> I've copied all the .o and .lo files to /usr/local/lib/snort_dynamicrule,
> but I suspect I need to compile these somehow into shared object .so files
> My Snort command-line is `snort -T -c /etc/snort/snort.conf
> --dynamic-detection-lib-dir=/usr/local/lib/snort_dynamicrule`
> The output shows that the dynamic rules were not found by Snort:
> Loading all dynamic detection libs from
> /usr/local/lib/snort_dynamicrule...
> Warning: No dynamic libraries found in directory
> /usr/local/lib/snort_dynamicrule!
> The other dynamic components are being found and successfully loaded.
> Snort successfully completes its test run and exits.
> What am I missing? Do I need to turn the .lo and/or .o files into .so
> files? How? Is their a Makefile target for this?
> Any help would be greatly appreciated!,
> c0uch
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