Inital recode
parent
bf3b902e7a
commit
f89c3fa2bf
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@ -0,0 +1,3 @@
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requests==2.21.0
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flask==1.0.2
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apscheduler==3.5.3
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63
satnogs.py
63
satnogs.py
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@ -3,15 +3,12 @@ import requests
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from flask import Flask , render_template,redirect,url_for
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import json
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from apscheduler.schedulers.background import BackgroundScheduler
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import ephem
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from satnogs_api_client import fetch_satellites, DB_BASE_URL,fetch_tle_of_observation
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from satellite_tle import fetch_tles
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scheduler = BackgroundScheduler()
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app = Flask(__name__)
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modes = {1: 'FM', 2: 'AFSK1k2', 5: 'SSTV', 6: 'CW', 7: 'FMN', 9: 'USB', 15: 'GFSK4k8', 17: 'AHRPT', 18: 'AFSK9k6', 19: 'AM', 20: 'LSB', 21: 'FSK1k2', 22: 'FSK9k6', 26: 'GFSK1k2', 27: 'GFSK2k4', 28: 'GFSK9k6', 29: 'GFSK19k2', 30: 'MSK1k2', 31: 'MSK2k4', 32: 'MSK4k8', 33: 'MSK9k6', 34: 'MSK19k2', 35: 'MSK38k4', 36: 'GMSK1k2', 37: 'GMSK2k4', 38: 'GMSK4k8', 39: 'GMSK9k6', 40: 'PSK31', 41: 'PSK63', 42: 'QPSK31', 43: 'QPSK63', 44: 'APT', 45: 'HRPT', 46: 'FSK4k8', 47: 'BPSK1k2', 48: 'GMSK19k2', 49: 'AFSK', 50: 'BPSK', 51: 'FSK19k2', 52: 'BPSK115k2', 53: 'LRPT', 54: 'BPSK9k6', 55: 'FFSK1k2', 56: 'FSK2k4', 57: 'DSTAR', 58: 'DUV', 59: 'CERTO', 60: 'BPSK400', 61: 'OFDM', 62: 'QPSK38k4'}
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Passes = []
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Stations = []
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@ -26,9 +23,6 @@ class Pass:
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transmitter = None
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norad = 0
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def __repr__(self):
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return "\n<ID>: {}\n<Start>: {}\n<End>: {}\n<Ground Station>: {}\n<Satellite> {}\n<Transmitter>: {}".format(self.id,self.start.strftime('%Y-%m-%dT%H:%M:%S%z'),self.end.strftime('%Y-%m-%dT%H:%M:%S%z'),self.ground_station,json.dumps(self.satellite,indent = 1),json.dumps(self.transmitter,indent=1))
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def getActive():
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@ -71,7 +65,6 @@ def getActive():
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temp.satellite = requests.get("https://db.satnogs.org/api/satellites/"+str(x["norad_cat_id"])).json()
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except:
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temp.satellite = {"name":""}
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#temp.transmitter = requests.get("https://db.satnogs.org/api/transmitters/"+x["transmitter"]).json()
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Passes.append(temp)
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@ -121,7 +114,7 @@ def updateStations():
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def updateTLE():
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print "Updating TLE"
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global TlEs
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sats = fetch_satellites(url=DB_BASE_URL, max_satellites=None)
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sats = fetch_satellites(None,DB_BASE_URL)
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satnogs_db_norad_ids = set(sat['norad_cat_id'] for sat in sats if sat['status'] != 're-entered')
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# Remove satellites with temporary norad ids
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temporary_norad_ids = set(filter(lambda norad_id: norad_id >= 99900, satnogs_db_norad_ids))
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@ -139,33 +132,11 @@ def updateTLE():
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@app.route("/")
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def map_view():
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stations = []
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for x in Stations:
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stations.append({'id':x['id'],'name':x['name'],'lat_lng':[x["lat"],x['lng']]})
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return render_template("map.html",stations = stations)
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@app.route('/occuringobservations')
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def occuring_observations():
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obs = []
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for x in Passes:
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obs.append("<a href='https://network.satnogs.org/observations/"+str(x.id)+"'>"+str(x.id)+"</a>")
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return json.dumps(obs)
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return render_template("map.html")
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@app.route('/api/activestations')
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def api_active_stations():
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stations = []
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for x in Passes:
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stations.append(x.ground_station)
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return json.dumps(stations)
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@app.route('/api/onlinestations')
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def api_online_stations():
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stations = []
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for x in Stations:
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stations.append(x["id"])
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return json.dumps(stations)
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return json.dumps(Stations)
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@app.route('/api/occuringobservations')
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def api_occuring_observations():
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@ -181,32 +152,12 @@ def api_occuring_sats():
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if x.satellite['norad_cat_id'] not in TLEs.keys():
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q = fetch_tle_of_observation(x.id)
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TLEs[ x.norad ] = [str(x.satellite["name"]),str(q[0]),str(q[1])]
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satellite = ephem.readtle(TLEs[x.norad][0],TLEs[x.norad][1],TLEs[x.norad][2])
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now = datetime.utcnow().strftime('%Y-%m-%d %H:%M:%S')
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satellite.compute(now)
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lat = satellite.sublat*57.295779514
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long = satellite.sublong*57.295779514
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if x.satellite['norad_cat_id'] == 25544:
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obs[x.norad] = {"name":satellite.name,"lat_lng":[lat,long],"eclipsed":satellite.eclipsed,"image":"/static/ISS"}
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else:
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obs[x.norad] = {"name":satellite.name,"lat_lng":[lat,long],"eclipsed":satellite.eclipsed,"image":None}
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return json.dumps(obs)
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obs[x.id] = {"ground_station":x.ground_station,"start":x.start.isoformat(),"end":x.end.isoformat()}
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return json.dumps([obs,TLEs])
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@app.route('/api/satstationpairs')
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def api_sat_station_pairs():
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pairs = []
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for x in Passes:
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pairs.append([x.ground_station,x.norad])
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return json.dumps(pairs)
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@app.route('/api/getsatloc/<int:norad>')
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def get_sat_loc(norad):
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satellite = ephem.readtle(TLEs[norad][0],TLEs[norad][1],TLEs[norad][2])
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now = datetime.utcnow().strftime('%Y-%m-%d %H:%M:%S')
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satellite.compute(now)
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lat = satellite.sublat*57.295779514
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long = satellite.sublong*57.295779514
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return json.dumps([lat,long,satellite.eclipsed])
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updatePasses()
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updateStations()
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@ -1,6 +1,8 @@
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import requests
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from __future__ import print_function
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import re
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import requests
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NETWORK_DEV_BASE_URL = 'https://network-dev.satnogs.org'
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NETWORK_BASE_URL = 'https://network.satnogs.org'
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@ -8,51 +10,42 @@ DB_BASE_URL = 'https://db.satnogs.org'
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DB_DEV_BASE_URL = 'https://db-dev.satnogs.org'
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def get_paginated_endpoint(url, max_entries=None):
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r = requests.get(url=url)
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r.raise_for_status()
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data = r.json()
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while 'next' in r.links and (not max_entries or len(data) < max_entries):
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next_page_url = r.links['next']['url']
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r = requests.get(url=next_page_url)
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r.raise_for_status()
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data.extend(r.json())
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return data
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def fetch_observation_data_from_id(norad_id, start, end, prod=True):
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# Get all observations of the satellite with the given `norad_id` in the given timeframe
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# Get all observations of the satellite
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# with the given `norad_id` in the given timeframe
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# https://network.satnogs.org/api/observations/?satellite__norad_cat_id=25544&start=2018-06-10T00:00&end=2018-06-15T00:00
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query_str = '{}/api/observations/?satellite__norad_cat_id={}&start={}&end={}'
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query_str = '{}/api/observations/' \
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'?satellite__norad_cat_id={}&start={}&end={}'
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url = query_str.format(NETWORK_BASE_URL if prod else NETWORK_DEV_BASE_URL,
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norad_id,
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start.isoformat(),
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end.isoformat())
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# print(url)
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r = requests.get(url=url)
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observations = get_paginated_endpoint(url)
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if r.status_code != requests.codes.ok:
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print("No observations found for {}, start: {}, end: {}.".format(norad_id, start_time, end_time))
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raise
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observations = r.json()
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next_page_available = ('Link' in r.headers.keys())
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if next_page_available:
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parts = r.headers['Link'].split(',')
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for part in parts:
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if part[-5:-1] == 'next':
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next_page_url = part[1:-13]
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while next_page_available:
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# print(next_page_url)
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r = requests.get(url=next_page_url)
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observations.extend(r.json())
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next_page_available = False
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if 'Link' in r.headers.keys():
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parts = r.headers['Link'].split(',')
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for part in parts:
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if part[-5:-1] == 'next':
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next_page_url = part[1:-13]
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next_page_available = True
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# Current prod is broken and can't filter on NORAD ID correctly, use client-side filtering instead
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observations = list(filter(lambda o: o['norad_cat_id'] == norad_id, observations))
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# Current prod is broken and can't filter on NORAD ID correctly,
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# use client-side filtering instead
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observations = list(observation for observation in observations
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if observation['norad_cat_id'] == norad_id)
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return observations
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@ -62,38 +55,45 @@ def fetch_observation_data(observation_ids, prod=True):
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observations = []
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for observation_id in observation_ids:
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r = requests.get(url='{}/api/observations/{}/'.format(NETWORK_BASE_URL if prod else NETWORK_DEV_BASE_URL,
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base_url = (NETWORK_BASE_URL if prod else NETWORK_DEV_BASE_URL)
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r = requests.get(url='{}/api/observations/{}/'.format(base_url,
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observation_id))
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if r.status_code != requests.codes.ok:
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print("Observation {} not found in network.".format(observation_id))
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continue
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r.raise_for_status()
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observations.append(r.json())
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return observations
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def fetch_ground_station_data(ground_station_ids, prod=True):
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# Fetch ground station metadata from network
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ground_stations = []
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for ground_station_id in ground_station_ids:
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r = requests.get(url='{}/api/stations/{}/'.format(NETWORK_BASE_URL if prod else NETWORK_DEV_BASE_URL,
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# Skip frames from deleted groundstations, indidcated as ID 'None'
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if str(ground_station_id) == 'None':
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print("Skipping groundstation 'None'.")
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continue
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base_url = (NETWORK_BASE_URL if prod else NETWORK_DEV_BASE_URL)
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r = requests.get(url='{}/api/stations/{}/'.format(base_url,
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ground_station_id))
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if r.status_code != requests.codes.ok:
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print("Ground Station {} not found in db.".format(ground_station_id))
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raise
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data = r.json()
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r.raise_for_status()
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ground_stations.append(r.json())
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return ground_stations
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def fetch_satellite_data(norad_cat_id):
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# Fetch satellite metadata from network
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r = requests.get(url='{}/api/satellites/{}/'.format(DB_BASE_URL, norad_cat_id))
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if r.status_code != requests.codes.ok:
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print("ERROR: Satellite {} not found in network.".format(norad_cat_id))
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r = requests.get(url='{}/api/satellites/{}/'.format(DB_BASE_URL,
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norad_cat_id))
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r.raise_for_status()
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return r.json()
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def fetch_tle_of_observation(observation_id, prod=True):
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url = '{}/observations/{}/'.format(NETWORK_BASE_URL if prod else NETWORK_DEV_BASE_URL,
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base_url = (NETWORK_BASE_URL if prod else NETWORK_DEV_BASE_URL)
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url = '{}/observations/{}/'.format(base_url,
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observation_id)
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r = requests.get(url=url)
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observation_page_html = r.text
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@ -107,68 +107,39 @@ def fetch_tle_of_observation(observation_id, prod=True):
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return [obs_tle_2, obs_tle_3]
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def fetch_telemetry(norad_id, max_frames, url):
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def fetch_telemetry(norad_id, url):
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# http://db-dev.satnogs.org/api/telemetry/?satellite=43595
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query_str = '{}/api/telemetry/?satellite={}'
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url = query_str.format(url, norad_id)
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try:
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data = fetch_multi_page_api_endpoint(url, max_entries=max_frames)
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except HTTPError:
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print("No telemetry found for {}.".format(norad_id))
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raise
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telemetry = get_paginated_endpoint(url)
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return data
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return telemetry
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def fetch_satellites(max_satellites, url):
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def fetch_transmitters(norad_id, url):
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# http://db-dev.satnogs.org/api/transmitters/?satellite__norad_cat_id=25544
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query_str = '{}/api/transmitters/?satellite__norad_cat_id={}'
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url = query_str.format(url, norad_id)
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transmitters = get_paginated_endpoint(url)
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return transmitters
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def fetch_satellites(max_entries, url):
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query_str = '{}/api/satellites/'
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url = query_str.format(url)
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try:
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data = fetch_multi_page_api_endpoint(url, max_entries=max_satellites)
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except HTTPError:
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print("An HTTPError occured.")
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raise
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return data
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def fetch_multi_page_api_endpoint(url, max_entries):
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# print(url)
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r = requests.get(url=url)
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r.raise_for_status()
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data = r.json()
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next_page_available = ('Link' in r.headers.keys())
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if next_page_available and (not max_entries or len(data) < max_entries):
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parts = r.headers['Link'].split(',')
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for part in parts:
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if part[-5:-1] == 'next':
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next_page_url = part[1:-13]
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while next_page_available and (not max_entries or len(data) < max_entries):
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# print(next_page_url)
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r = requests.get(url=next_page_url)
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data.extend(r.json())
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next_page_available = False
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if 'Link' in r.headers.keys():
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parts = r.headers['Link'].split(',')
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for part in parts:
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if part[-5:-1] == 'next':
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next_page_url = part[1:-13]
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next_page_available = True
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return data
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satellites = get_paginated_endpoint(url, max_entries=max_entries)
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return satellites
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def post_telemetry(norad_id,
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source,
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source, # Receiver Callsign
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lon,
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lat,
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timestamp,
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