From b748b0b65795e05dcca2402f1062144fb909e411 Mon Sep 17 00:00:00 2001
From: assada <assada.ua@gmail.com>
Date: Sat, 22 Jul 2023 03:50:13 +0300
Subject: [PATCH] Init commit

---
 README.md     | 72 +++++++++++++++++++++++++++++++++++++++++++++++++++
 aprs.py       | 46 ++++++++++++++++++++++++++++++++
 aprs.sh       |  2 ++
 dire_sdr.conf | 11 ++++++++
 4 files changed, 131 insertions(+)
 create mode 100644 README.md
 create mode 100644 aprs.py
 create mode 100644 aprs.sh
 create mode 100644 dire_sdr.conf

diff --git a/README.md b/README.md
new file mode 100644
index 0000000..af1cd41
--- /dev/null
+++ b/README.md
@@ -0,0 +1,72 @@
+# APRS to IRC Gateway via RTL-SDR
+
+## Install RTL-SDR
+
+```bash
+sudo apt-get install libasound2-dev libudev-dev libax25 ax25-apps ax25-tools git-core git cmake libusb-1.0-0-dev build-essential
+cd ~
+cat <<EOF >no-rtl.conf
+blacklist dvb_usb_rtl28xxu
+blacklist rtl2832
+blacklist rtl2830
+EOF
+sudo mv no-rtl.conf /etc/modprobe.d/
+git clone git://git.osmocom.org/rtl-sdr.git
+cd rtl-sdr/
+mkdir build
+cd build
+cmake ../ -DINSTALL_UDEV_RULES=ON
+make
+sudo make install
+sudo ldconfig
+cd ~
+sudo cp ./rtl-sdr/rtl-sdr.rules /etc/udev/rules.d/
+sudo reboot
+```
+
+## Install Direwolf
+
+```bash
+git clone https://github.com/wb2osz/direwolf.git
+cd direwolf
+mkdir build && cd build
+cmake ..
+make -j4
+sudo make install
+make install-conf
+```
+
+## Radio stack
+
+### Create config file
+
+```bash
+ACHANNELS 1
+ADEVICE null null
+CHANNEL 0
+
+MYCALL CALLSIGN-10
+#IGSERVER aunz.aprs2.net
+#IGLOGIN <CALLSIGN> 23018
+
+MODEM 1200
+AGWPORT 8000
+KISSPORT 8001
+
+```
+
+### Start radio stack
+
+```bash
+rtl_fm -f 144.80M - | direwolf -c ./dire_sdr.conf -r 24000 -D 1 -
+```
+
+or `chmod a+x aprs.sh` and `./aprs.sh`
+
+## Run IRC Gateway
+
+```shell
+pip install kiss3 irc
+
+KISS_HOST=localhost KISS_PORT=8001 IRC_HOST=irc.example.com IRC_PORT=6697 CHANNEL_NAME="#example" BOT_NICK=aprs python3 aprs.py
+```
diff --git a/aprs.py b/aprs.py
new file mode 100644
index 0000000..959e067
--- /dev/null
+++ b/aprs.py
@@ -0,0 +1,46 @@
+#!/usr/bin/env python3
+import asyncio
+import logging
+import os
+import irc.client
+import irc.client_aio
+
+from ax253 import Frame
+import kiss
+
+from functools import partial
+
+MYCALL = os.environ.get("MYCALL", "N0CALL")
+KISS_HOST = os.environ.get("KISS_HOST", "10.10.10.91")
+KISS_PORT = os.environ.get("KISS_PORT", "8001")
+
+server = os.environ.get('IRC_HOST', "irc.dead.guru")
+port = int(os.environ.get('IRC_PORT', 6697))
+channel = os.environ.get('CHANNEL_NAME', "#spau")
+nickname = os.environ.get('BOT_NICK', "aprsbot")
+
+logger = logging.getLogger(__name__)
+logging.basicConfig(level=logging.DEBUG)
+
+async def main():
+    loop = asyncio.get_event_loop()
+    
+    c = await irc.client_aio.AioReactor(loop=loop).server().connect(
+            server, port, nickname, connect_factory=irc.connection.AioFactory(ssl=True)
+        )
+    
+    transport, kiss_protocol = await kiss.create_tcp_connection(
+        host=KISS_HOST,
+        port=KISS_PORT,
+        loop=loop,
+    )
+    
+    c.privmsg(channel, '[APRS] Starting...')
+    
+    async for frame in kiss_protocol.read():
+        print('Got frame')    
+        c.privmsg(channel, str(frame))
+        
+
+if __name__ == "__main__":
+    asyncio.run(main())
diff --git a/aprs.sh b/aprs.sh
new file mode 100644
index 0000000..d74d39b
--- /dev/null
+++ b/aprs.sh
@@ -0,0 +1,2 @@
+#!/bin/bash
+rtl_fm -f 144.80M - | direwolf -c ./dire_sdr.conf -r 24000 -D 1 -
diff --git a/dire_sdr.conf b/dire_sdr.conf
new file mode 100644
index 0000000..af99e21
--- /dev/null
+++ b/dire_sdr.conf
@@ -0,0 +1,11 @@
+ACHANNELS 1
+ADEVICE null null
+CHANNEL 0
+
+MYCALL AS5ADA-10
+#IGSERVER aunz.aprs2.net
+#IGLOGIN <CALLSIGN> 23018
+
+MODEM 1200
+AGWPORT 8000
+KISSPORT 8001