Only select 10 stations by default.

Reviewed-on: #43

.gitignore

@@ -1 +1,6 @@
 /logs/*
+config.ini
+*.db
+*.log
+/temp/*
+*.pyc

api_app.py

@@ -1,11 +1,14 @@
-from flask import Flask, request
+from flask import Flask, request, render_template
-from flask_restful import Resource, Api, reqparse
+from flask_restful import Resource, Api, reqparse, url_for
 from datetime import date, timedelta
 import configparser
 import csv
+import datetime
+import timeago
 import ast
 import glob
 import json, operator
+import requests
 import sqlite3
 api_app = Flask(__name__)
 api = Api(api_app)
@@ -18,34 +21,6 @@ def read_config():
     config.read('config.ini')
     return config
 
-def read_logs(log_folder):
-    # Read some log files
-    # UTC time, so let's look at tomorrow, today, and yesterday.
-    today = date.today()
-    yesterday = today - timedelta(days = 1)
-    tomorrow = today + timedelta(days = 1)
-    file_list = glob.glob(log_folder+str(yesterday)+"*") + \
-                glob.glob(log_folder+str(today)+"*") + \
-                glob.glob(log_folder+str(tomorrow)+"*")
-
-    # https://stackoverflow.com/a/66071962
-    json_array = []
-    for file in file_list:
-        with open(file, encoding='utf-8') as csvf:
-            csvReader = csv.DictReader(csvf)
-            for row in csvReader:
-                #add this python dict to json array
-                json_array.append(row)
-
-    # Add the call and location of this station to the packet info
-    config = read_config()
-    for item in json_array:
-        item['station_name'] = config['Settings']['station_call']
-        item['station_lat'] = config['Settings']['station_lat']
-        item['station_lon'] = config['Settings']['station_lon']
-
-    return(json_array)
-
 def dict_factory(cursor, row):
     d = {}
     for idx, col in enumerate(cursor.description):
@@ -68,7 +43,29 @@ def select_all_frames(conn):
     rows = cur.fetchall()
     return rows
 
-def select_frames(conn, n, from_, url_params):
+def select_all_stations(conn):
+    """
+    Query all rows in the stations table
+    :param conn: the Connection object
+    :return:
+    """
+    cur = conn.cursor()
+    cur.execute("SELECT * FROM stations ORDER BY last_heard_unix DESC")
+    rows = cur.fetchall()
+    return rows
+
+def unique_stations(conn):
+    """
+    Query all rows in the frames table
+    :param conn: the Connection object
+    :return:
+    """
+    cur = conn.cursor()
+    cur.execute('SELECT *, MAX(id), COUNT(id) FROM frames GROUP BY "from" ORDER BY MAX(id) DESC')
+    rows = cur.fetchall()
+    return rows
+
+def select_frames(conn, n, url_params):
 
     # Should pass this a dict of fields and values (request.args)
     # TODO clean data before sending to DB
@@ -89,6 +86,123 @@ def select_frames(conn, n, from_, url_params):
     rows = cur.fetchall()
     return rows
     
+def select_stations(conn, n):
+    """
+    Query rows in the stations table
+    :param conn: the Connection object
+    :return:
+    """
+    cur = conn.cursor()
+    sql = 'SELECT * FROM stations ORDER BY last_heard_unix DESC LIMIT {n}'.format(n=n)
+    print(sql)
+    cur.execute(sql)
+    rows = cur.fetchall()
+    return rows
+
+@api_app.route('/')
+def index():
+
+    # Get list of recent packets using API
+    # TODO use relative path
+    #frames = json.loads(requests.get(url_for("packets", _external=True)).text)['data']
+    #frames = json.loads(requests.get("https://digi.w1cdn.net/aprs_api/packets").text)['data']
+    frames = json.loads(requests.get(config['Settings']['base_url']+"/packets").text)['data']
+    for frame in frames:
+        if frame['created'] != None:
+            frame['time_ago'] = timeago.format(frame['created_unix'], datetime.datetime.now())
+
+
+    # Play with function to create station list
+    #stations = select_all_stations(get_db_connection())
+    #print(url_for("static", filename="test.txt", _external=True))
+    # this should work: stations = json.loads(requests.get(url_for("stations", _external=True)).text)['data']
+    #stations = json.loads(requests.get(url_for("stations", _external=True)).text)['data']
+    #stations = json.loads(requests.get("https://digi.w1cdn.net/aprs_api/stations").text)['data']
+    stations = json.loads(requests.get(config['Settings']['base_url']+"/stations").text)['data']
+    # Convert unix time to datetime on the fly because I'm lazy right now
+    for station in stations:
+        if station['last_heard_unix'] != None:
+            station['last_heard'] = datetime.datetime.utcfromtimestamp(station['last_heard_unix'])
+            station['time_ago'] = timeago.format(station['last_heard_unix'], datetime.datetime.now())
+
+
+    # Map stuff
+    frames_locs = list(filter(lambda x: x['latitude'] != None, frames))
+    # Make a GeoJSON
+    geojs = json.dumps({
+     "type": "FeatureCollection",
+     "features":[
+           {
+                "type":"Feature",
+                "geometry": {
+                "type":"Point",
+                "coordinates":[frame['longitude'], frame['latitude']],
+            },
+                "properties":frame,
+        
+         } for frame in frames_locs
+    ]  
+    })
+
+    return render_template('index.html',
+                            station_call = config['Settings']['station_call'],
+                            station_lat = config['Settings']['station_lat'],
+                            station_lon = config['Settings']['station_lon'],
+                            frames = frames,
+                            stations = stations,
+                            geojs = geojs)
+
+@api_app.route('/map')
+def map():
+
+    # Get the default list of frames from the API
+    frames = json.loads(requests.get(config['Settings']['base_url']+"/packets").text)['data']
+
+    frames_locs = list(filter(lambda x: x['latitude'] != None, frames))
+
+    # Make a GeoJSON
+    geojs = json.dumps({
+     "type": "FeatureCollection",
+     "features":[
+           {
+                "type":"Feature",
+                "geometry": {
+                "type":"Point",
+                "coordinates":[frame['longitude'], frame['latitude']],
+            },
+                "properties":frame,
+        
+         } for frame in frames_locs
+    ]  
+    })
+
+    # Make markers for all the frames
+    # id_counter = 0
+    # markers = ''
+    # marker_ids = []
+    # for frame in frames:
+    #     if frame['latitude'] != None:
+    #         # Create unique ID for each marker
+    #         idd = 'frame' + str(id_counter)
+    #         id_counter += 1
+
+    #         # Create each marker
+    #         markers += "var {idd} = L.marker([{latitude}, {longitude}]);\
+    #                     {idd}.addTo(map).bindTooltip('{from_ssid}', permanent=true).openTooltip();".format(idd=idd, latitude=frame['latitude'],\
+    #                                                                                 longitude=frame['longitude'],
+    #                                                                                 from_ssid=frame['from'],
+    #                                                                                 created=frame['created'])
+    #         # Try to make a list of markers for Leaflet, but not working
+    #         marker_ids.append(idd)
+
+
+    return render_template('map.html',
+                           station_lat = config['Settings']['station_lat'],
+                           station_lon = config['Settings']['station_lon'],
+                           station_call = config['Settings']['station_call'],
+                           #markers = markers,
+                           geojs = geojs)
+
 class Packets(Resource):
     def get(self):
         # Handle arguments that may or may not exist
@@ -96,24 +210,43 @@ class Packets(Resource):
             n = int(request.args.get('n'))
         except:
             n = 10
-        from_ = None if request.args.get('from') == None else request.args.get('from')
 
         conn = get_db_connection()
         # Limit to number of records requested
-        data = select_frames(conn, n = n, from_ = from_, url_params = request.args.to_dict())
+        data = select_frames(conn, n = n, url_params = request.args.to_dict())
+        # Sort by created date, descending (https://stackoverflow.com/a/45266808)
+        #data.sort(key=operator.itemgetter('created'), reverse=True)
+        return {'data':data}, 200  # return data and 200 OK code
+
+class Stations(Resource):
+    def get(self):
+        # Handle arguments that may or may not exist
+        try:
+            n = int(request.args.get('n'))
+        except:
+            n = 10
+
+        conn = get_db_connection()
+        # Limit to number of records requested
+        data = select_stations(conn, n = n)
         # Sort by created date, descending (https://stackoverflow.com/a/45266808)
         #data.sort(key=operator.itemgetter('created'), reverse=True)
         return {'data':data}, 200  # return data and 200 OK code
 
 # Read config
 config = read_config()
-log_folder = config['Settings']['log_folder']
 
 # Start subprocess to watch KISS connection
 import subprocess
-subprocess.Popen(["python3","kiss_and_db.py"])
+#proc = subprocess.Popen(["python3","kiss_and_db.py"])
+# Combine under one process https://stackoverflow.com/a/13143013/2152245
+proc = subprocess.Popen("exec " + "python3 kiss_and_db.py", stdout=subprocess.PIPE, shell=True)
+print("kiss_and_db.py as subprocess pid "+str(proc.pid))
 
-api.add_resource(Packets, '/packets')  # and '/locations' is our entry point for Locations
+# The packets endpoint
+api.add_resource(Packets, '/packets')
+# The stations endpoint
+api.add_resource(Stations, '/stations')
 
 if __name__ == '__main__':
     api_app.run(debug=True, host='0.0.0.0', port=5001)  # run our Flask app

aprs_tool.code-workspace

@@ -0,0 +1,7 @@
+{
+	"folders": [
+		{
+			"path": "."
+		}
+	]
+}

config_default.ini

@@ -1,13 +1,12 @@
 [Settings]
-# Path to direwolf log folder, include trailing slash
-log_folder = logs/
-#log_folder = /home/pi/logs/direwolf/
-
 # Name and location of this station, for inclusion in the API
 station_call = W1CDN-1
 station_lat = 47.941500
 station_lon = -97.027000
 
+# Base URL for application (no trailing slash)
+base_url = https://digi.w1cdn.net/aprs_api
+
 # How long to keep packets (frames) e.g., "2 days", "5 minutes"
 keep_time = "2 days"
 
@@ -17,3 +16,4 @@ kiss_port = 8001
 
 # Development settings (not operational yet)
 mycall = W1CDN-15
+log_path = aprs_api.log

constants.py

@@ -3,6 +3,7 @@ db_frames_fields = ("id",
 "addresse",
 "alive",
 "altitude",
+"body",
 "comment",
 "course",
 "created",
@@ -11,6 +12,7 @@ db_frames_fields = ("id",
 "frame",
 "from",
 "gpsfixstatus",
+"header_raw",
 "latitude",
 "longitude",
 "mbits",
@@ -20,6 +22,7 @@ db_frames_fields = ("id",
 "mtype",
 "object_format",
 "object_name",
+"party",
 "path",
 "phg",
 "phg_dir",
@@ -30,6 +33,7 @@ db_frames_fields = ("id",
 "posambiguity",
 "raw",
 "raw_timestamp",
+"rng",
 "speed",
 "station_call",
 "station_lat",
@@ -44,6 +48,7 @@ db_frames_fields = ("id",
 "tEQNS",
 "tPARM",
 "tUNIT",
+"type",
 "via",
 "weather",
 "wx_raw_timestamp")

kiss_and_db.py

@@ -6,6 +6,9 @@ import json
 import aprslib
 import configparser
 import time
+import logging
+from apscheduler.schedulers.asyncio import AsyncIOScheduler
+import time
 
 def read_config():
     config = configparser.ConfigParser()
@@ -17,6 +20,15 @@ def get_db_connection():
     conn.row_factory = sqlite3.Row
     return conn
 
+def refresh_kiss_connection(kiss_conn):
+    logging.debug("Restarting KISS connection on schedule")
+    logging.debug("Stopping current connection")
+    kiss_conn.stop()
+    #logging.debug("Waiting 5 seconds")
+    #time.sleep(5)
+    logging.debug("Starting new connection")
+    kiss_conn.start()
+
 def main():
 
     # Add the call and location of this station to the packet info
@@ -25,32 +37,58 @@ def main():
     # KISS_HOST = os.environ.get("KISS_HOST", "192.168.0.30")
     # KISS_PORT = os.environ.get("KISS_PORT", "8001")
 
+    logging.basicConfig(filename=config['Settings']['log_path'], level=logging.DEBUG, \
+                        format='%(asctime)s - %(message)s')
+    logging.debug('============= kiss_and_db.py running =============')
 
     ki = aprs.TCPKISS(host=config['Settings']['kiss_host'], port=int(config['Settings']['kiss_port']))
     ki.start()
 
+    #scheduler = AsyncIOScheduler()
+    #scheduler.add_job(refresh_kiss_connection, 'interval', hours = 1, args = [ki])
+    #scheduler.start()
+
     # Make a simple frame and send it
-    frame = aprs.APRSFrame.ui(
+#     frame = aprs.APRSFrame.ui(
-        destination="APZ001",
+#         destination="APZ001",
-        source=config['Settings']['mycall'],
+#         source=config['Settings']['mycall'],
-        path=["WIDE1-1"],
+#         path=["WIDE1-1"],
-        info=b">Hello World!",
+#         info=b">Hello World!",
-    )
+#     )
     #ki.write(frame)
 
     # Watch for new packets to come in
     while True:
         conn = get_db_connection()
         for frame in ki.read(min_frames=1):
+            logging.debug("New packet, trying to parse")
+            logging.debug(str(frame))
+            try:
                 try:
                     a = aprslib.parse(str(frame))
+                except Exception as error:
+                    logging.error("Error with aprslib:", exc_info = error)
+                else:
                     a['station_call'] = config['Settings']['station_call']
                     a['station_lat'] = config['Settings']['station_lat']
                     a['station_lon'] = config['Settings']['station_lon']
                     a['created_unix'] = int(time.time())
-                print(a)
+                    a['party'] = 1
+
                     # Make this a string and deal with it later (probably a mistake)
                     a['path'] = str(a['path'])
+                    # Process 3rd-party data
+                    if 'subpacket' in a:
+                        b = a['subpacket'] # make a copy 
+                        a['subpacket'] = str(a['subpacket']) # turn the original to a string
+                        b['party'] = 3
+                        b['path'] = str(b['path'])
+                        b['header_raw'] = a['raw'].split("}", 1)[0] # just the first part
+                        b['station_call'] = config['Settings']['station_call']
+                        b['station_lat'] = config['Settings']['station_lat']
+                        b['station_lon'] = config['Settings']['station_lon']
+                        b['created_unix'] = int(time.time())
+                    #logging.debug(a['path'])
                     # Store true/false as 1/0
                     if 'alive' in a:
                         if a['alive'] == True:
@@ -60,20 +98,64 @@ def main():
                     # Build an INSERT statement based on the fields we have from the frame
                     attrib_names = ', '.join('"%s"' % w for w in a.keys())
                     attrib_values = ", ".join("?" * len(a.keys()))
-                sql = "INSERT INTO frames ("+attrib_names+") VALUES ("+attrib_values+")"
+                    logging.debug(attrib_names)
+                    logging.debug(a.values())
+                    if 'subpacket' in a:
+                    # 3rd-party
+                        b_attrib_names = ', '.join('"%s"' % w for w in b.keys())
+                        b_attrib_values = ", ".join("?" * len(b.keys()))
+                        logging.debug(b_attrib_names)
+                        logging.debug(b.values())
+                    
                     try:
+                        logging.debug("Inserting into database")
                         # Insert data
+                        sql = "INSERT INTO frames ("+attrib_names+") VALUES ("+attrib_values+")"
                         conn.execute(sql, list(a.values()))
+                        if 'subpacket' in a:
+                            b_sql = "INSERT INTO frames ("+b_attrib_names+") VALUES ("+b_attrib_values+")"
+                            conn.execute(b_sql, list(b.values()))
+                        logging.debug("Frames table updated")
+                        # TODO update stations table here
+                        # Original intent was to include the id from the frames table,
+                        # but that would mean making another query.
+                        # It's not immediately needed, so I'm skipping it.
+                        # Build query
+                        # "from" is wrappedin [] because it is a reserved word and using '' doesn't work.
+                        # https://www.sqlite.org/lang_keywords.html
+                        #try:
+                        station_update = "'"+a['from'] +"', '"+ str(a['created_unix']) +"', '1'"
+                        query3 = "INSERT INTO stations ([from], last_heard_unix, count) \
+                        VALUES("+station_update+") \
+                        ON CONFLICT([from]) \
+                        DO UPDATE SET count = count + 1,\
+                                      last_heard_unix = excluded.last_heard_unix;"
+                        # Insert/update data
+                        conn.execute(query3)
+                        if 'subpacket' in a:
+                            b_station_update = "'"+b['from'] +"', '"+ str(b['created_unix']) +"', '1'"
+                            b_query3 = "INSERT INTO stations ([from], last_heard_unix, count) \
+                            VALUES("+b_station_update+") \
+                            ON CONFLICT([from]) \
+                            DO UPDATE SET count = count + 1,\
+                                        last_heard_unix = excluded.last_heard_unix;"
+                            # Insert/update data
+                            conn.execute(b_query3)
+                        logging.debug("Station table updated")
                         conn.commit()
+                        #except:
+                        #   print("Stations table couldn't be updated.")
 
                         # TODO remove packets that are older ('created') than a limit set in config.ini
                         # "5 minutes" also works
-                    conn.execute("DELETE FROM frames WHERE created < DATETIME('now', '"+config['Settings']['keep_time']+"')")
+                        #conn.execute("DELETE FROM frames WHERE created < DATETIME('now', '"+config['Settings']['keep_time']+"')")
-                    conn.commit()
+                        #conn.commit()
-                except:
+                    except Exception as error:
-                    print("Error with SQLite!")
+                        #print("Error with SQLite!")
-            except:
+                        logging.error("Error with SQLite!", exc_info = error)
-                print("Frame could not be parsed.")
+            except Exception as error:
+                #print("Frame could not be parsed.")
+                logging.error("Frame could not be parsed:", exc_info = error)
 
 
         conn.close()

requirements.txt

@@ -1,6 +1,9 @@
 flask
 flask_restful
-aprs
+aprs3
+kiss3
+kiss
 aprslib
 sqlite3
 json
+timeago

schema.sql

@@ -5,6 +5,7 @@ CREATE TABLE frames (
     addresse TEXT,
     alive INT,
     altitude REAL,
+    body TEXT,
     comment TEXT,
     course REAL,
     created TIMESTAMP NOT NULL DEFAULT CURRENT_TIMESTAMP,
@@ -13,6 +14,7 @@ CREATE TABLE frames (
     frame TEXT,
     "from" TEXT,
     gpsfixstatus TEXT,
+    header_raw TEXT,
     latitude REAL,
     longitude REAL,
     mbits INT,
@@ -22,6 +24,7 @@ CREATE TABLE frames (
     mtype TEXT,
     object_format TEXT,
     object_name TEXT,
+    party INT,
     path TEXT,
     phg REAL,
     phg_dir TEXT,
@@ -32,6 +35,7 @@ CREATE TABLE frames (
     posambiguity INT,
     raw TEXT,
     raw_timestamp TEXT,
+    rng REAL,
     speed REAL,
     station_call TEXT,
     station_lat REAL,
@@ -46,7 +50,17 @@ CREATE TABLE frames (
     tEQNS TEXT,
     tPARM TEXT,
     tUNIT TEXT,
+    type TEXT,
     via TEXT,
     weather TEXT,
     wx_raw_timestamp TIMESTAMP
 );
+
+CREATE TABLE "stations" (
+	"id"	INTEGER NOT NULL UNIQUE,
+	"from"	TEXT UNIQUE,
+	"frames_id"	INTEGER,
+	"last_heard_unix"	INTEGER,
+	"count"	INTEGER,
+	PRIMARY KEY("id" AUTOINCREMENT)
+);

start-aprs_api.sh

@@ -1,4 +1,4 @@
 #!/bin/bash
 # Run `chmod +x start-aprs_api.sh` so this can be run
 
-screen -dmS aprs_api python3 /home/pi/aprs_tools/api_waitress.py
+screen -dmS aprs_api python3 /home/pi/aprs_tool/api_waitress.py

tcp_kiss_send_recv.py

@@ -1,109 +0,0 @@
-#!/usr/bin/env python3
-import os
-import sqlite3
-import aprs
-import json
-import aprslib
-import configparser
-
-MYCALL = os.environ.get("MYCALL", "W1CDN")
-KISS_HOST = os.environ.get("KISS_HOST", "192.168.0.30")
-KISS_PORT = os.environ.get("KISS_PORT", "8001")
-
-db_fields = ("id",
-"addresse",
-"alive",
-"altitude",
-"comment",
-"course",
-"created",
-"format",
-"frame",
-"from",
-"gpsfixstatus",
-"latitude",
-"longitude",
-"mbits",
-"messagecapable",
-"message_text",
-"mtype",
-"object_format",
-"object_name",
-"path",
-"posambiguity",
-"raw",
-"raw_timestamp",
-"speed",
-"station_call",
-"station_lat",
-"station_lon",
-"status",
-"symbol",
-"symbol_table",
-"telemetry",
-"timestamp",
-"to",
-"tEQNS",
-"tPARM",
-"tUNIT",
-"via",
-"weather",
-"wx_raw_timestamp")
-
-def read_config():
-    config = configparser.ConfigParser()
-    config.read('config.ini')
-    return config
-
-def get_db_connection():
-    conn = sqlite3.connect('database.db')
-    conn.row_factory = sqlite3.Row
-    return conn
-
-def main():
-
-    # Add the call and location of this station to the packet info
-    config = read_config()
-
-    ki = aprs.TCPKISS(host=KISS_HOST, port=int(KISS_PORT))
-    ki.start()
-
-    # Make a simple frame and send it
-    frame = aprs.APRSFrame.ui(
-        destination="APZ001",
-        source=MYCALL,
-        path=["WIDE1-1"],
-        info=b">Hello World!",
-    )
-    #ki.write(frame)
-
-    # Watch for new packets to come in
-    while True:
-        conn = get_db_connection()
-        for frame in ki.read(min_frames=1):
-            a = aprslib.parse(str(frame))
-            a['station_call'] = config['Settings']['station_call']
-            a['station_lat'] = config['Settings']['station_lat']
-            a['station_lon'] = config['Settings']['station_lon']
-            print(a)
-            # Make this a string and deal with it later (probably a mistake)
-            a['path'] = str(a['path'])
-            # Build an INSERT statement based on the fields we have from the frame
-            attrib_names = ', '.join(f'"{w}"' for w in a.keys())
-            attrib_values = ", ".join("?" * len(a.keys()))
-            sql = f"INSERT INTO frames ({attrib_names}) VALUES ({attrib_values})"
-            # Insert data
-            conn.execute(sql, list(a.values()))
-            conn.commit()
-
-            # TODO remove packets that are older ('created') than a limit set in config.ini
-            # "5 minutes" also works
-            conn.execute("DELETE FROM frames WHERE created < DATETIME('now', '"+config['Settings']['keep_time']+"')")
-            conn.commit()
-
-        conn.close()
-
-
-
-if __name__ == "__main__":
-    main()

templates/index.html

@@ -0,0 +1,127 @@
+<!DOCTYPE html>
+<html lang="en">
+<head>
+    <meta charset="UTF-8">
+    <title>{{station_call}} Status</title>
+
+  <!-- Leaflet's CSS -->
+  <link rel="stylesheet" href="https://unpkg.com/leaflet@1.9.4/dist/leaflet.css"
+  integrity="sha256-p4NxAoJBhIIN+hmNHrzRCf9tD/miZyoHS5obTRR9BMY="
+  crossorigin=""/>
+  <!-- Make sure you put this AFTER Leaflet's CSS -->
+  <script src="https://unpkg.com/leaflet@1.9.4/dist/leaflet.js"
+  integrity="sha256-20nQCchB9co0qIjJZRGuk2/Z9VM+kNiyxNV1lvTlZBo="
+  crossorigin=""></script>
+
+    <style>
+      table, th, td {
+        border: 1px solid black;
+      }
+      #map { height: 250px; }
+      .leaflet-tooltip.my-labels {
+        background-color: transparent;
+        border: transparent;
+        box-shadow: none;
+        }
+    </style>
+</head>
+<body>
+<div style="width: 100%; overflow: hidden;">
+    <div style="width: 50%; float: left;">
+
+      <h1>{{station_call}} Status</h1>
+      Station location: {{station_lat}}, {{station_lon}}
+
+      <h2> About </h2>
+      This is a work in progress. See <a href="https://amiok.net/gitea/W1CDN/aprs_tool">https://amiok.net/gitea/W1CDN/aprs_tool</a> for usage.
+    </div>
+    <div style="margin-left: 50%;">
+      <div id="map"></div>
+        <script>
+            var map = L.map('map').setView([{{station_lat}}, {{station_lon}}], 10);
+            L.tileLayer('https://{s}.tile.openstreetmap.org/{z}/{x}/{y}.png', {attribution: '&copy; <a href=\"https://www.openstreetmap.org/copyright\">OpenStreetMap</a> contributors'}).addTo(map);
+
+            //{{markers|safe}}
+
+            // Show station location
+            var station = L.marker([{{station_lat}}, {{station_lon}}]).addTo(map).bindTooltip('{{station_call}}', {permanent: true}).openTooltip();
+            
+            // Show GeoJSON of markers
+            var group = L.geoJSON({{geojs|safe}},
+                    {
+                        style: function (feature) {
+                            return {color: feature.properties.color};
+                        }
+                    });
+
+            // group.bindTooltip(function (layer) {
+            //                           return 'Object '+layer.feature.properties.object_name+' from '+layer.feature.properties.from;
+            //                           }, {permanent: false}).openTooltip().addTo(map);
+            // Hacked together from https://gis.stackexchange.com/a/246919
+            var pointLayer = L.geoJSON(null, {
+                                pointToLayer: function(feature,latlng){
+                                  //(true condition) ? "true" : "false"
+                                  label = (feature.properties.object_name === null) ? String(feature.properties.from) : String(feature.properties.object_name)
+                                  //label = String('Object '+feature.properties.object_name+' from '+feature.properties.from) // Must convert to string, .bindTooltip can't use straight 'feature.properties.attribute'
+                                  return new L.CircleMarker(latlng, {
+                                    radius: 1,
+                                  }).bindTooltip(label, {permanent: true, opacity: 0.7, className: "my-labels"}).openTooltip();
+                                  }
+                                });
+            pointLayer.addData({{geojs|safe}});
+            map.addLayer(pointLayer);
+            
+
+            // Zoom to show all
+            map.fitBounds(group.getBounds().pad(0.3));
+        </script>
+    </div>
+</div>
+
+<h2> Recent RF Packets </h2>
+   <table>
+     <tr>
+      <th> from </th>
+      <th> object_name </th>
+      <th> raw </th>
+      <th> created (utc) </th>
+      <th> relative </th>
+      <th> more </th>
+    </tr>
+        {% for i in frames %}
+     <tr>
+       <td> <a href="https://digi.w1cdn.net/aprs_api/packets?from={{ i['from'] }}">{{ i['from'] }}</a> </td>
+       <td> {{ i['object_name'] }} </td>
+       <td> {{ i['raw'] }} </td>
+       <td> {{ i['created'] }} </td>
+       <td> {{ i['time_ago'] }} </td>
+       <td> <a href="https://digi.w1cdn.net/aprs_api/packets?id={{ i['id'] }}">query</a>,
+            <a href="https://aprs.fi/#!mt=roadmap&z=12&call=a%2F{{ i['from'] }}">aprs.fi</a></td>
+     </tr>
+      {% endfor %}
+  </table>
+
+  
+
+<h2> Recent Stations </h2>
+<table>
+  <tr>
+   <th> from </th>
+   <th> last heard (utc) </th>
+   <th> relative </th>
+   <th> count </th>
+   <th> more </th>
+ </tr>
+     {% for i in stations %}
+  <tr>
+    <td> <a href="https://digi.w1cdn.net/aprs_api/packets?from={{ i['from'] }}">{{ i['from'] }}</a> </td>
+    <td> {{ i['last_heard'] }} </td>
+    <td> {{ i['time_ago'] }} </td>
+    <td> {{ i['count']}} </td>
+    <td> <a href="https://aprs.fi/#!mt=roadmap&z=12&call=a%2F{{ i['from'] }}">aprs.fi</a></td>
+  </tr>
+   {% endfor %}
+</table>
+
+</body>
+</html>

templates/map.html

@@ -0,0 +1,42 @@
+<html>
+<head>
+    <!-- Leaflet's CSS -->
+    <link rel="stylesheet" href="https://unpkg.com/leaflet@1.9.4/dist/leaflet.css"
+     integrity="sha256-p4NxAoJBhIIN+hmNHrzRCf9tD/miZyoHS5obTRR9BMY="
+     crossorigin=""/>
+     <!-- Make sure you put this AFTER Leaflet's CSS -->
+    <script src="https://unpkg.com/leaflet@1.9.4/dist/leaflet.js"
+    integrity="sha256-20nQCchB9co0qIjJZRGuk2/Z9VM+kNiyxNV1lvTlZBo="
+    crossorigin=""></script>
+    <style>
+        #map { height: 100%; }
+    </style>
+</head>
+<body>
+    <div id="map"></div>
+
+    <script>
+        var map = L.map('map').setView([{{station_lat}}, {{station_lon}}], 10);
+        L.tileLayer('https://{s}.tile.openstreetmap.org/{z}/{x}/{y}.png', {attribution: '&copy; <a href=\"https://www.openstreetmap.org/copyright\">OpenStreetMap</a> contributors'}).addTo(map);
+
+        //{{markers|safe}}
+
+        // Show station location
+        var station = L.marker([{{station_lat}}, {{station_lon}}]).addTo(map).bindTooltip('{{station_call}}', permanent=true).openTooltip();
+        
+        // Show GeoJSON of markers
+        var group = L.geoJSON({{geojs|safe}},
+                {
+                    style: function (feature) {
+                        return {color: feature.properties.color};
+                    }
+                }).bindTooltip(function (layer) {
+            return 'Object '+layer.feature.properties.object_name+' from '+layer.feature.properties.from;
+            }, permanent=true).addTo(map);
+
+        // Zoom to show all
+        map.fitBounds(group.getBounds().pad(0.2));
+
+    </script>
+</body>
+</html>

test_async.py

@@ -0,0 +1,11 @@
+import asyncio
+import aprs
+
+async def main():
+    transport, protocol = await aprs.create_tcp_connection("192.168.0.30", 8001)
+
+    async for frame in protocol.read():
+        print(frame)
+
+if __name__ == "__main__":
+    asyncio.run(main())