#!/bin/sh

root_password="Jednokolka"
ssh_key_rsa="ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAILQqqspfQuf2aNIbu6riGMTU3g5ZRcKgnRUqDSHe3/VU pixx@desktop"


. /lib/functions.sh
. /usr/share/libubox/jshn.sh

delete_wireless() {
    local name="$1"
    uci -q del wireless."$name"
}

delete_network() {
    local name="$1"
    if [[ $name != "loopback" ]]; then
        uci -q del network."$name"
    fi
}

# log potential errors
exec >/tmp/setup.log 2>&1

#odstraneni vychozi konfigurace
config_load wireless
config_foreach delete_wireless wifi-iface
config_load network
config_foreach delete_network interface
config_foreach delete_network device

#ziskani puvodniho wan rozhrani
json_load_file /etc/board.json
json_select "network"
if json_is_a "wan" object; then
	json_select "wan"
else
  json_select "lan"
fi
json_get_var wan_device "device"

#ziskani nastaveni switche
json_select ..
json_select ..
if json_is_a "switch" object; then
  echo "not DSA"
	json_get_keys keys switch
	json_select "switch"
	for key in $keys; do
		json_select $key
		json_select "roles"
		idx=1
		while json_is_a $idx object
		do
			json_select $idx
			json_get_var device "device"
			if [[ $device == $wan_device ]]; then
				json_get_var ports "ports"
				ports=$(echo $ports | sed -r 's/\b([0-9]+)\b/\1t/g')
        switchid=$key
			fi
			idx=$(( idx + 1 ))
			json_select ..
		done
	done
else
  echo "is DSA"
fi

wan_device=$(echo $wan_device | sed -r 's/\..*$|$/\.99/g')

#nastavení switche
if [ ! -z ${ports+x} ]; then
  config_foreach delete_network switch_vlan

  uci add network switch_vlan
  uci set network.@switch_vlan[-1].device="${switchid}"
  uci set network.@switch_vlan[-1].vlan='99'
  uci set network.@switch_vlan[-1].ports="${ports}"
  uci set network.@switch_vlan[-1].vid='99'
  uci set network.@switch_vlan[-1].description='mgmnt'
fi

#vytvoreni sitoveho rozhrani pro management
uci set network.mgmnt=interface
uci set network.mgmnt.proto='dhcp'
uci set network.mgmnt.device=${wan_device}

#nastaveni root hesla
if [ -n "$root_password" ]; then
  (echo "$root_password"; sleep 1; echo "$root_password") | passwd > /dev/null
fi

#nastaveni ssh
uci -q set dropbear.@dropbear[0].PasswordAuth='off'
uci -q set dropbear.@dropbear[0].RootPasswordAuth='off'
if [ -n "$ssh_key_rsa" ]; then
  echo $ssh_key_rsa >> /etc/dropbear/authorized_keys
fi

uci commit network
uci commit wireless
uci commit dropbear

echo "All done!"