def radioChannel():
try:
ips = get_radio_ip()
except (ValueError, subprocess.CalledProcessError):
return jsonify(status = 'error')
if request.method == 'POST':
coap.post('coap://[%s]/config?param=channel' % (ips['addrs'][0]), request.json['channel'])
load_radio()
return jsonify(status = 'ok')
else: # GET
return coap.get('coap://[%s]/config?param=channel' % (ips['addrs'][0]))
def load_radio():
subprocess.call(['killall', 'tunslip6'])
radio = json.loads(db.get('conf/radio'))
tunslip = json.loads(db.get('conf/tunslip'))
try:
subprocess.call(['systemctl', 'stop', '*****@*****.**'])
except OSError:
print "error disabling serial-getty ttyS0"
try:
subprocess.call(['uartsel', 'mc'])
except OSError:
print "error calling uartsel mc"
subprocess.call(['killall', '-9', 'mc1322x-load'])
time.sleep(.5)
subprocess.call(['mc1322x-load', '-e', '-r', 'none', '-f', os.path.join(app.config['CACHE_ROOT'],'br.bin'), '-t', tunslip['device'], '-c', radio['resetcmd']])
devnull = open('/dev/null', 'w')
now = time.time()
result = None
while result is None and time.time() - now < 5:
try:
result = subprocess.check_output(["ip", "-f", "inet6", "addr", "show", "tun", "scope", "global"], stderr=devnull)
except subprocess.CalledProcessError:
pass
time.sleep(1)
# save the radio ip addr
radio['ips'] = get_radio_ip()['addrs']
print "Radio ips are %s" % (radio['ips'])
if result is None:
print "Using fallback address %s/64" % (tunslip['address'])
os.system("tunslip6 -v3 -s %s %s > %s &" % (tunslip['device'], tunslip['address'], os.path.join(app.config['CACHE_ROOT'],'tunslip6.log')))
else:
ipv6 = subprocess.check_output(["getbripv6.sh"]).rstrip();
print "Using tunnel address %s/64" % (ipv6)
time.sleep(1)
os.system("tunslip6 -v3 -s %s %s > %s &" % (tunslip['device'], ipv6 + '/64', os.path.join(app.config['CACHE_ROOT'],'tunslip6.log')))
os.system("for i in /proc/sys/net/ipv6/conf/*; do echo 1 > $i/forwarding; done")
# get the current channel
radio['channel'] = coap.get('coap://[%s]/config?param=channel' % (radio['ips'][0])).rstrip()
print "Radio set to channel %s" % (radio['channel'])
db.store('conf/radio', json.dumps(radio))
def get_radio_channel():
ip = get_radio_not_local_ip()
channel = coap.get('coap://[%s]/config?param=channel' % (ip)).rstrip()
# check if channel is a number
return int(channel)
def get_radio_channel():
ip = get_radio_not_local_ip()
channel = coap.get('coap://[%s]/config?param=channel' % (ip)).rstrip()
# check if channel is a number
return int(channel)
