#!/bin/sh -e
# __netbox_uwsgi/manifest

# Check states
state=""
unit_state=""
param_state="$(cat "$__object/parameter/state")"

case "$param_state" in
    enabled|disabled)
        state="present"
        unit_state="$param_state"
        ;;

    absent)
        state="absent"
        unit_state="disabled"
        ;;

    *)
        # does not exist
        printf "The state '%s' does not exist, can't continue!\n" "$param_state" >&2
        exit 2
        ;;
esac


mkdir "$__object/files"

# check if systemd sockets will be used
if [ -f "$__object/parameter/bind-to" ]; then
    SYSTEMD_SOCKET="yes"
fi
if find "$__object/parameter/" -maxdepth 1 -name "*-bind" -print -quit | grep -q .; then
    SYSTEMD_SOCKET="no"
fi
echo "$SYSTEMD_SOCKET" > "$__object/files/systemd_socket"

if [ "$state" = "present" ]; then
    # already checked outside this if-clause
    export SYSTEMD_SOCKET

    PROTOCOL="$(cat "$__object/parameter/protocol")"
    export PROTOCOL

    if [ -f "$__object/parameter/serve-static" ]; then
        STATIC_MAP="yes"
        export STATIC_MAP
    fi

    # process template
    "$__type/files/uwsgi.ini.sh" > "$__object/files/uwsgi.ini"

    # uwsgi config file
    # TODO maybe patching with __key_value cause of .ini ?
    __file /opt/netbox/uwsgi.ini \
        --mode 644 --owner netbox \
        --source "$__object/files/uwsgi.ini"

else
    # absent config file
    __file /opt/netbox/uwsgi.ini --state absent
fi


# handle the systemd socket
if [ "$SYSTEMD_SOCKET" = "yes" ]; then
    TYPE="uWSGI"
    export TYPE

    # generate and set the socket unit
    "$__type/files/netbox.socket.sh" "$__object/parameter/bind-to" \
        > "$__object/files/netbox.socket"
    __systemd_unit uwsgi-netbox.socket \
        --state "$state" --enablement-state "$unit_state" \
        --source "$__object/files/netbox.socket" --restart
else
    # remove the systemd socket unit
    __systemd_unit uwsgi-netbox.socket --state absent
fi

# install service file
"$__type/files/netbox.service.sh" > "$__object/files/netbox.service"
__systemd_unit uwsgi-netbox.service \
    --state "$state" --enablement-state "$unit_state" \
    --source "$__object/files/netbox.service" --restart