#!/bin/bash

SCRIPT_VER="1.0"

APP="X2Go Server (Arctica)"
APP_CATEGORY="Remote Access"
APP_SCOPE="system"
APP_ENABLED="no"
STORED_PASSWORD_SERVICE="user"
SUPPORTED_ON="Ubuntu16.04,Ubuntu18.04,Ubuntu20.04"
LIBRARY="functions4.sh"

if [ "${SUPPORT-}" = '' ]; then
    SUPPORT="https://installers.rapidseedbox.com/scripts/whmcs_client_installers/support"
fi

LOGFILE="/var/log/whmcs_client_installers/${0}.log"
[ ! -d "/var/log/whmcs_client_installers" ] && mkdir -p "/var/log/whmcs_client_installers"

wget -4 -nc -q --no-check-certificate --timeout=20 --tries=5 ${SUPPORT}/${LIBRARY} >> "${LOGFILE}" 2>&1
if [ ! -f "./${LIBRARY}" ] ; then
    echo "55"
    echo "Error downloading \"${SUPPORT}/${LIBRARY}\"" >> "${LOGFILE}"
    exit 55
fi

# shellcheck source=support/functions4.sh
. "./${LIBRARY}"
SCRIPTENTRY

while : ; do

    main_rc=1

    CHECK_APP ; _rc=$?
    if [ ${_rc} -ne 0 ] ; then
        main_rc=${_rc}
        break
    fi

    case "${LSB_VENDOR}" in
      "Ubuntu")
          # http://wiki.x2go.org/doku.php/doc:howto:nx-libs-betatesting
          SVC_STOP  "x2goserver"
          APT_REMOVE "x2goserver" "x2goserver-xsession" "nxagent"
          APT_AUTOREMOVE
          DEL_APT_REPO "ppa:x2go/ppa"
          DEL_APT_REPO "ppa:x2go/stable"
          ADD_APT_REPO "ppa:x2go/ppa" || break
          echo "deb http://packages.arctica-project.org/ubuntu ${LSB_CODENAME} main" \
                    > "/etc/apt/sources.list.d/nx-libs-beta.list"
          ADD_APT_KEY_URL "http://packages.arctica-project.org/archive.key"
          APT_UPDATE
          ;;
    esac

    ${PKG_UPDATE} || break
    ${PKG_INSTALL} \
        "x2goserver" \
        "x2goserver-xsession" \
       || break


    INFO "Configuring '${APP}' environment"
    if [ "${SVC_SYSTEM}" = "systemd" ] ; then
        # Configure service
        cat <<-EOF > "/etc/systemd/system/x2goserver.service" 2>> "${LOGFILE}"
	[Unit]
	Description=x2goserver

	[Service]
	ExecStart=/usr/sbin/x2gocleansessions
	ExecStop=/usr/bin/killall x2gocleansessions
	Type=forking
	TimeoutSec=200
	KillMode=process
	Restart=always

	[Install]
	WantedBy=multi-user.target
	EOF
        SYSTEMD_RELOAD

        # enable/start service
        SVC_ENABLE "x2goserver"
        SVC_START  "x2goserver"
    fi


    #
    # -- monit configs
    if [ -d "/etc/monit/conf.d" ] ; then
         cat <<-EOF > "/etc/monit/conf.d/x2goserver" 2>> "${LOGFILE}"
		check process x2goserver
		  matching "x2gocleansessions"
		  start program = "/usr/sbin/service x2goserver restart"
		  stop  program = "/usr/sbin/service x2goserver stop"
		EOF
        MONIT_RELOAD
    fi


    main_rc=0
    break

done


# Cleanup if error
if [ ${main_rc} -ne 0 -a ${main_rc} -ne 111 -a ${main_rc} -ne 117 ] ; then
    ERROR "'${APP}': Installation failed."
    # Cleanup tasks here
    case "${LSB_VENDOR}" in
      "Ubuntu")
          DEL_APT_REPO "ppa:x2go/ppa"
          APT_UPDATE
          ;;
    esac
    ${PKG_REMOVE} "x2goserver" "x2goserver-xsession" "nxagent"
    ${PKG_UPDATE}
    APT_AUTOREMOVE
fi



SCRIPTEXIT