user-callback.ssid

#!/bin/bash
#    Copyright (c) 2012-2016 Germar Reitze
#
#    This program is free software; you can redistribute it and/or modify
#    it under the terms of the GNU General Public License as published by
#    the Free Software Foundation; either version 2 of the License, or
#    (at your option) any later version.
#
#    This program is distributed in the hope that it will be useful,
#    but WITHOUT ANY WARRANTY; without even the implied warranty of
#    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
#    GNU General Public License for more details.
#
#    You should have received a copy of the GNU General Public License along
#    with this program; if not, write to the Free Software Foundation, Inc.,
#    51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.


#This script will check if you're connected to the correct WLAN (based on SSID)
#In this example it will break new snapshots for profile 1 if not in 'HOME_WLAN'
#and for profile 2 if not in 'WLAN_AT_WORK'

profile_id="$1"
profile_name="$2"
reason="$3"

check_ssid() {
    if [ $(iwconfig 2>/dev/null | grep -c "ESSID:\"$1\"") -eq 0 ]; then
        return 1
    fi
}

case $reason in
    1) #Backup process begins
        case $profile_id in
            1) check_ssid "HOME_WLAN"; exit $?;;
            2) check_ssid "WLAN_AT_WORK"; exit $?;;
        esac
        ;;
esac