Dhcpchecker

Checks for dhcpv4 offers using desiderate MAC address

This is a work in progress project.

Requirements:

• go1.14 linux/amd64
• pcap devel
• run as privileged user

Build using go modules:

go build .

Usage:

• Single mac test

sudo dhcpchecker single-mac --ifname <interface_name> --mac <mac_to_test> --expected-ip <excpected_ip>

• Multiple mac test

sudo dhcpchecker multiple-mac --ifname <interface_name> --config-file <config_file>

• A sample config file can be obtained with:

dhcpchecker sample-config

Pcap devel is required

On Centos 8: dnf --enablerepo=PowerTools install libpcap-devel

If running inside virtual machine on oVirt install and enable the macspoof hook