Snort in Docker for Network Functions Virtualization (NFV)

The Snort Version 2.9.8.0 and DAQ Version 2.0.6

You may need to run as sudo Attach the snort in container to have full access to the network

$ docker run -it --rm --net=host linton/docker-snort /bin/bash

Or you may need to add --cap-add=NET_ADMIN or --privileged (unsafe)

$ docker run -it --rm --net=host --cap-add=NET_ADMIN linton/docker-snort /bin/bash

For testing it's work. Add this rule in the file at /etc/snort/rules/local.rules

alert icmp any any -> any any (msg:"Pinging...";sid:1000004;)

Running Snort and alerts output to the console (screen).

$ snort -i eth0 -c /etc/snort/etc/snort.conf -A console

Running Snort and alerts output to the UNIX socket

$ snort -i eth0 -A unsock -l /tmp -c /etc/snort/etc/snort.conf

Ping in the container then the alert message will show on the console

ping 8.8.8.8