commit 4a73523a313856a37703e1a55019cbd6216f656d
Author: Szymon Karpiński <hugo@staszic.waw.pl>
Date:   Sat Feb 1 13:11:47 2020 +0100

    Basic DHCP server container

diff --git a/dhcp/Dockerfile b/dhcp/Dockerfile
new file mode 100644
index 0000000..7962d2e
--- /dev/null
+++ b/dhcp/Dockerfile
@@ -0,0 +1,8 @@
+FROM debian:buster
+RUN apt update && apt install -y isc-dhcp-server
+RUN mkdir -p /var/lib/dhcp && touch /var/lib/dhcp/dhcpd.leases
+COPY dhcpd.conf /etc/dhcp/dhcpd.conf
+COPY run.sh /run.sh
+RUN chmod +x /run.sh
+ENV INTERFACE=eth0
+CMD ["/run.sh"]
diff --git a/dhcp/dhcpd.conf b/dhcp/dhcpd.conf
new file mode 100644
index 0000000..3785235
--- /dev/null
+++ b/dhcp/dhcpd.conf
@@ -0,0 +1,8 @@
+# /etc/dhcp/dhcpd.conf
+
+default-lease-time 600;
+max-lease-time 7200;
+
+subnet 192.168.14.0 netmask 255.255.255.0 {
+range 192.168.14.10 192.168.14.250;
+}
diff --git a/dhcp/run.sh b/dhcp/run.sh
new file mode 100644
index 0000000..dc86f18
--- /dev/null
+++ b/dhcp/run.sh
@@ -0,0 +1,6 @@
+#!/bin/bash
+set -e
+ip addr flush dev $INTERFACE
+ip addr add 192.168.14.2/24 dev $INTERFACE
+ip link set dev $INTERFACE up
+dhcpd -d --no-pid $INTERFACE