póstumo

README.md

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+Totoro
+======
+
+Transmisión automática de audio.  Corre sobre una RaspberryPi
+o cualquier computadora con una entrada de audio, conectada a una salida
+**no amplificada** de consola.

grabar

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+#!/bin/bash
+date="$(date +%s)"
+ffmpeg -loglevel quiet -f alsa -i default:CARD=Device -c:a libvorbis -b:a 96K /home/alarm/grabacion-${date}.ogg &
+echo $! > /tmp/grabar.pid

install.sh

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+#!/bin/sh
+
+# Actualizar el sistema después de instalado
+pacman-key --init
+pacman-key --populate archlinuxarm
+pacman -Syu --noconfirm
+
+# Instalar las dependencias
+pacman -S --noconfirm monit ffmpeg tinc alsa-utils
+
+# Habilitar el micrófono
+amixer sset Mic unmute
+amixer sset Mic 70%
+alsactl store
+
+# Configurar privilegios
+echo "PASSWORD=${PASSWORD}" > /etc/transmisor.conf
+echo "SOURCE=${SOURCE}" >> /etc/transmisor.conf
+echo "SERVER=${SERVER:-transmisor.partidopirata.com.ar}" >> /etc/transmisor.conf
+echo "PORT=${PORT:-8000}" >> /etc/transmisor.conf
+chown -R root:audio /etc/transmisor.conf
+chmod 640 /etc/transmisor.conf
+gpasswd -a alarm audio
+
+rm /etc/monitrc
+install -m 600 ./monitrc /etc/monitrc
+install -m 755 ./grabar /usr/local/bin/grabar
+install -m 755 ./transmitir /usr/local/bin/transmitir
+
+install -m 600 ./totoro /etc/netctl/totoro
+netctl enable totoro
+netctl start totoro
+
+systemctl enable --now monit

monitrc

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+set daemon 30
+set log syslog
+set pidfile /run/monit.pid
+set idfile /var/.monit.id
+set statefile /var/.monit.state
+
+set httpd port 2812 and
+    use address localhost
+    allow localhost
+
+check process transmitir with pidfile /tmp/transmitir.pid
+  start program = "/usr/local/bin/transmitir" as uid "alarm" and gid "alarm"
+  stop program = "/bin/sh -c 'cat /tmp/transmitir.pid | xargs kill'"
+
+check process grabar with pidfile /tmp/grabar.pid
+  start program = "/usr/local/bin/grabar" as uid "alarm" and gid "alarm"
+  stop program = "/bin/sh -c 'cat /tmp/grabar.pid | xargs kill'"

totoro

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+Description='Totoro'
+Interface=wlan0
+Connection=wireless
+Security=wpa
+IP=dhcp
+ESSID='Totoro'
+Key='transmision pirata'

transmitir

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+#!/bin/bash
+
+source /etc/transmisor.conf
+
+ffmpeg -loglevel quiet \
+	-f alsa -i default:CARD=Device \
+	-c:a libvorbis -b:a 96K -content_type audio/ogg \
+	-rw_timeout 20000000 \
+	"icecast://source:${PASSWORD}@${SERVER}:${PORT}/${SOURCE}" &
+echo $! > /tmp/transmitir.pid