kickstart.cgi

#!/bin/zsh

printf 'Content-Type: text/plain\n\n'

my_hostname='localhost'

for param in "${(@s/&/)QUERY_STRING}"; do
    case "${param}" in
    hostname=*)
        my_hostname="${param#*=}"
        ;;
    esac
done


cat <<EOKS
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 --iscrypted x
shutdown

bootloader --location=mbr
clearpart --all --initlabel
autopart --type=lvm

network --hostname=${my_hostname:l}

%packages
qemu-guest-agent
%end

%post
install -d /root/.ssh
cat > /root/.ssh/authorized_keys <<EOF
$(cat ~/.ssh/id_ed25519.pub)
EOF
%end
EOKS

exec >/dev/null <<COMMENT
# Useful with virt-install, e.g.
name=C7-$(uuidgen | cut -c -6)
virt-install --name ${name} \
    --ram 1024 \
    --vcpus 2 \
    --cpu host \
    --location http://mirror.centos.org/centos/7/os/x86_64 \
    --extra-args 'ip=dhcp ks=http://deployments.local/cgi-bin/kickstart.sh?hostname='${name} \
    --os-type linux \
    --os-variant rhel7 \
    --disk pool=default,size=6,format=qcow2 \
    --network bridge=br0 \
    --sound none \
    --redirdev none
COMMENT