Scripts on using on my sdr-rtl pi for pager messages

00readme.md

Currently using the getpagermsg2mqtt_all.sh script, running on a pi with supervisord

chkmessages.sh

#!/bin/bash
#just displays the current messages

mosquitto_sub -h localhost -t pager/messages/# -v

csvfile2mqtt_allalerts.sh

#!/bin/bash
# tails the csv file and publishes it to mqtt broker
tail -f 148.904M.csv | grep --line-buffered -E '@@ALERT|UPWE' | mosquitto_pub -h localhost -l -r -t pager/messages

csvfile2mqtt_filtered.sh

#!/bin/bash
# tails the csv file and publishes it to mqtt broker if UPWE is found.
tail -f 148.904M.csv | grep --line-buffered -E 'UPWE' | mosquitto_pub -h localhost -l -r -t pager/messages

getpagermsg2csvfile.sh

#!/bin/bash
# connects to the sdr-rtl at the below frequency and then creates a csv file with all the pager messages in it.

pager_freq=(
148.904M
)


echo "Frequency ${pager_freq[channel]}"
sudo rtl_fm -g 100 -d 0 -s 22050 -f ${pager_freq[channel]} - | multimon-ng -q -f alpha -a POCSAG1200 -a POCSAG2400 -a POCSAG512 -t raw - >> ${pager_freq[channel]}.csv &

getpagermsg2mqtt_all.sh

#!/bin/bash
#connects to the sdr-rtl at the below frequency and publishes all the pager messages to the mqtt broker

pager_freq=(
148.904M
)

date

echo "Frequency ${pager_freq[channel]}"
sudo rtl_fm -g 100 -d 0 -s 22050 -f ${pager_freq} - | multimon-ng -q -f alpha -a POCSAG1200 -a POCSAG2400 -a POCSAG512 -t raw - | mosquitto_pub -h localhost -l -r -t pager/messages

getpagermsg2mqtt_filtered.sh

#!/bin/bash
#connects to the sdr-rtl at the below frequency and publishes all the pager messages to the mqtt broker but filters them first based on the keywords

pager_freq=(
148.904M
)


# upwey = 570864
# redesdale = 560896

date

echo "Frequency ${pager_freq[channel]}"
sudo rtl_fm -g 100 -d 0 -s 22050 -f ${pager_freq} - | multimon-ng -q -f alpha -a POCSAG1200 -a POCSAG2400 -a POCSAG512 -t raw - | grep --line-buffered -E '570864|560896' | mosquitto_pub -h localhost -l -r -t pager/messages

sdr2mqtt.conf

#/etc/supervisor/conf.d/sdr2mqtt.conf
#supervisor config file

[program:sdr2mqtt]
command=/bin/bash /home/pi/scripts/getpagermsg2mqtt_all.sh
stdout_logfile=/home/pi/logs/supervisor.getpagermsg2mqtt.log
redirect_stderr=true
stderr_logfile_maxbytes=10MB