updateobjects.sh

#!/bin/sh

# Dynamically get the card to use

dwpath="/opt/direwolf/"

echo "Setting up volume and aprs objects" #>> /tmp/dw-start.log

cardname='C-Media'
card=`arecord -l | grep $cardname | cut -f 2 -d " " | cut -f 1 -d ":"`

# Make sure our card is a number
if [ "$card" -eq "$card" ] 2>/dev/null; then
        echo -n
else
        echo "card didn't come up with a valid number:  $card"
        exit
fi

# Set mic to level 1 (was 5??)
/usr/bin/amixer -q -c $card sset Mic 1
# Set Auto Gain control off
/usr/bin/amixer -q -c $card sset "Auto Gain Control" off
# Set speaker to 5 (was 8?)
/usr/bin/amixer -q -c $card sset "Speaker" 5

# Update the Direwolf config file

template=${dwpath}/direwolf.template
config={$dwpath}/direwolf.conf

# Move the file so we can compare
mv $config ${config}.bak

echo "# Do not edit this file, edit $template" >$config
echo "# Generated by script" >>$config
echo "ADEVICE plughw:$card,0 plughw:$card,0" >>$config
cat $template >>$config
cd /opt/direwolf
timeout 120s perl ${dwpath}/aprs.pl >>$config

rc=$?

if [ $rc != 0 ]; then
  echo "APRS Script failed, reverting"
  mv ${config}.bak $config
fi