--- /dev/null
+#!/bin/sh
+set -ex
+
+# First, source in the main build script
+. "$SRCDIR"/mkosi.build
+
+mkdir -p "$DESTDIR"/usr/local/bin
+cp "$SRCDIR"/test/networkd-test.py "$DESTDIR"/usr/local/bin/networkd-test.py
+
+mkdir -p "$DESTDIR"/etc/systemd/system
+cat > "$DESTDIR"/etc/systemd/system/networkd-test.service <<EOF
+[Unit]
+Description=networkd test service
+SuccessAction=exit
+FailureAction=exit
+
+[Service]
+ExecStart=/usr/local/bin/networkd-test.py
+EOF
+
+mkdir -p "$DESTDIR"/etc/systemd/system/multi-user.target.wants/
+ln -s ../networkd-test.service "$DESTDIR"/etc/systemd/system/multi-user.target.wants/
+
+systemctl --root="$DESTDIR" disable systemd-networkd.service
--- /dev/null
+# Puts together an nspawn container and runs networkd-test.py in it, inside a
+# network namespace and everything. Run this with "mkosi
+# --default=mkosi.default.networkd-test boot". This will start the test and
+# eventually exit with sucess in case the test succeeded.
+
+[Distribution]
+Distribution=fedora
+Release=29
+
+[Output]
+Format=raw_btrfs
+Bootable=yes
+KernelCommandLine=printk.devkmsg=on
+OutputDirectory=../mkosi.output
+Output=networkd-test.raw
+
+[Partitions]
+RootSize=3G
+
+[Packages]
+BuildPackages=
+ audit-libs-devel
+ bzip2-devel
+ cryptsetup-devel
+ dbus-devel
+ diffutils
+ docbook-style-xsl
+ elfutils-devel
+ gcc
+ gettext
+ git
+ gnu-efi
+ gnu-efi-devel
+ gnutls-devel
+ gperf
+ hostname
+ iptables-devel
+ kmod-devel
+ libacl-devel
+ libblkid-devel
+ libcap-devel
+ libcurl-devel
+ libgcrypt-devel
+ libidn2-devel
+ libmicrohttpd-devel
+ libmount-devel
+ libseccomp-devel
+ libselinux-devel
+ libtool
+ libxkbcommon-devel
+ libxslt
+ lz4
+ lz4-devel
+ m4
+ meson
+ pam-devel
+ pcre2-devel
+ pkgconfig
+ python3-devel
+ python3-lxml
+ qrencode-devel
+ tree
+ xz-devel
+
+Packages=
+ dnsmasq
+ iproute
+ libidn2
+ polkit
+ python3
+
+# Share caches with the top-level mkosi
+BuildDirectory=../mkosi.builddir
+Cache=../mkosi.cache
+
+# Run our own script
+BuildScript=mkosi.build.networkd-test
+
+BuildSources=..
+NSpawnSettings=mkosi.nspawn.networkd-test