diff --git a/centos7.ks b/centos7.ks
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+++ b/centos7.ks
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+# vim: set ft=sh :
+
+text
+install
+url --url=http://mirror.centos.org/centos/7/os/x86_64
+repo --name=updates --baseurl=http://mirror.centos.org/centos/7/updates/x86_64
+repo --name=extras --baseurl=http://mirror.centos.org/centos/7/extras/x86_64
+lang en_US.UTF-8
+keyboard us
+timezone --utc UTC
+rootpw --plaintext aaa
+shutdown
+
+bootloader --location mbr
+clearpart --all --initlabel
+reqpart
+part /boot --fstype xfs --size=200
+part pv.01 --size=1 --grow
+volgroup centos pv.01
+logvol / --fstype xfs --name=root --vgname=centos --size=3072
+logvol /home --fstype xfs --name=home --vgname=centos --size=100
+logvol /var --fstype xfs --name=var --vgname=centos --size=1024 --grow
+logvol /var/log --fstype xfs --name=var_log --vgname=centos --size=1024
+
+%packages --nocore
+@core --nodefaults
+-biosdevname
+-btrfs-progs
+-firewalld
+-initscripts
+-iprutils
+-irqbalance
+-kexec-tools
+-man-db
+-parted
+-plymouth
+-teamd
+-tuned
+avahi
+qemu-guest-agent
+systemd-networkd
+systemd-resolved
+%end
+
+services --enabled systemd-networkd,systemd-resolved
+
+%addon com_redhat_kdump --disable
+%end
+
+%post
+install -d /root/.ssh
+cat > /root/.ssh/authorized_keys <<EOF
+ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIJsL5fSylmiJmBtW0DH/viAAmtU2E/2M17GPvysiyRs+ dustin@rosalina
+EOF
+
+sed -i 's/use-ipv6=.*/use-ipv6=yes/' /etc/avahi/avahi-daemon.conf
+
+hostname -f > /etc/hostname
+
+rm -rf /etc/sysconfig/network-scripts /etc/sysconfig/network
+ln -sf /run/systemd/resolve/resolv.conf /etc/resolv.conf
+mkdir -p /etc/systemd/network
+cat > /etc/systemd/network/99-default.network <<EOF
+[Match]
+Name=*
+
+[Network]
+DHCP=true
+EOF
+
+# Mount tmpfs at /tmp
+systemctl enable tmp.mount
+
+# Generate SSH host keys before first boot, since / will be read-only then
+/usr/sbin/sshd-keygen
+
+# Enable read-only rootfs. This cannot be done with part/logvol, as that would
+# make Anaconda mount it read-only befor the installation starts.
+sed -i -r '/\S+\s+\/\s+/s/defaults/ro/' /etc/fstab
+%end