FreeRADIUS Docker

FreeRADIUS is a high performance multi-protocol policy server, for RADIUS, DHCP and more.

Linux

yum install freeradius
apt-get install freeradius

Docker

Starting the server

docker run --name my-radius -d freeradius/freeradius-server

Defining a local configuration

vi Dockerfile

FROM freeradius/freeradius-server:latest
COPY raddb/ /etc/raddb/

mkdir -p raddb/mods-config/files
vi raddb/clients.conf

client dockernet {
    ipaddr = 172.17.0.0/16
    secret = testing123
}

vi raddb/mods-config/files/authorize

bob Cleartext-Password := "test"

docker build -t my-radius-image -f Dockerfile .

Using the local configuration

docker run --rm -d --name my-radius -p 1812-1813:1812-1813/udp my-radius-image -X
docker exec -it my-radius bash
radtest bob test 127.0.0.1 0 testing123

Running in debug mode

docker run --rm --name my-radius -t -p 1812-1813:1812-1813/udp freeradius/freeradius-server -X

References