#!/bin/sh
FAIL_SSID_TEMPLATE="#hostname-down"
TMP_DIR="/tmp/auto-ap"
mkdir -p $TMP_DIR

[ -f $TMP_DIR/autoAP.fail-state ] && echo "Already in fail state, doing nothing" && exit 0

set_ap_fail() {
  uci_url=$(echo $1 | cut -d= -f1)
  ssid=$(echo $1 | cut -d= -f2 | tr -d \')
  ap_name=$(echo $1 | cut -d. -f2)
  # Save original SSID
  echo $ssid > $TMP_DIR/$ap_name
  # Set fail essid
  fail_ssid=$(echo $FAIL_SSID_TEMPLATE | sed s/#hostname/$HOSTNAME/g)
  uci set ${uci_url}=$fail_ssid
  logger -t autoAP "Change AP ssid for $ap_name to $fail_ssid"
}

# Get ssid and uci url from APs                                             
for ap in $(uci show wireless | egrep "lm_.*_ap_.*ssid")
  do 
    set_ap_fail $ap
  done
rm -f $TMP_DIR/autoAP.ok-state
touch $TMP_DIR/autoAP.fail-state
wifi