#!/bin/sh

set -- \
    -F "hostname=$(hostname -f)" \
    -F 'sshkeys=<-;type=text/plain'

fw_cfg=/sys/firmware/qemu_fw_cfg/by_name/opt/dch/cfg-branch/raw
if [ -r "${fw_cfg}" ]; then
    set -- "$@" -F branch="$(cat "${fw_cfg}")"
fi

set -- "$(cat /proc/cmdline)"
while [ $# -gt 0 ]; do
    case "$1" in
    dch.cfg-branch=*)
        set -- "$@" -F branch="${1#*=}"
        ;;
    esac
    shift
done

cat /etc/ssh/ssh_host_*_key.pub \
    | curl -fsS https://webhooks.pyrocufflink.blue/host/online "$@"