def load_radio():
subprocess.call(['killall', 'tunslip6'])
radio = json.loads(db.get('conf/radio'))
tunslip = json.loads(db.get('conf/tunslip'))
try:
subprocess.call(['uartsel', 'mc'])
except OSError:
pass
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)
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")
def syncConfig():
""" get BR information from Lowpan """
lowpanConf = json.loads(db.get('conf/lowpan'))
oldbrConf = json.loads(db.get('conf/br'))
response = urllib2.urlopen( lowpanConf['url'] + '?apikey=' + lowpanConf['password'] )
brConf = None
if response.getcode() != 200:
raise LowpanAPIError("bad HTTP response from Lowpan")
fromLowpan = json.loads(response.read())
if 'status' in fromLowpan and fromLowpan['status'] != 'ok':
raise LowpanAPIError("bad return value from Lowpan")
else:
brConf = fromLowpan
# if our tunnel is different, update gogoc config and restart
if 'tunnel' in oldbrConf and \
(set(oldbrConf['tunnel'].items()) == set(brConf['device']['tunnel'].items())):
return ["no change"]
else:
print "new lowpan tunnel found; updating gogoc configuration"
oldbrConf['tunnel'] = brConf['device']['tunnel']
db.store('conf/br', json.dumps(oldbrConf, sort_keys=True, indent=4))
updateGogoc()
return ["new tunnel"]
def updateGogoc():
# search for lowpan.json config file
search = ['/etc/gogoc', '/var/cache/bradmin', '/etc/lowpan', '/usr/local/etc/lowpan', '.']
lowpanConf = json.loads(db.get('conf/lowpan'))
brConf = json.loads(db.get('conf/br'))
distro = getBaseDistro()
gogotmpl = None
for s in search:
try:
gogotmpl = open(s + '/gogoc.conf.tmpl.' + distro, 'r')
except IOError:
pass
if gogotmpl is None:
print "couldn't open gogoc template"
return
# generate a tunnel password
chars = string.letters + string.digits
length = 24
tunpassword = ''.join(choice(chars) for _ in range(length))
m = md5.new()
try:
m.update(brConf['eui'])
m.update(':' + lowpanConf['realm'] + ':')
except KeyError:
print "invalid config"
return
m.update(tunpassword)
tunpasshash = m.hexdigest()
data = json.dumps( { "passhash": tunpasshash } )
headers = { "Content-type": "application/json" }
req = urllib2.Request(lowpanConf['url'] + '/tunnel/passhash?apikey=' + lowpanConf['password'], data, headers)
resp = urllib2.urlopen(req)
#print "sending passhash " + tunpasshash + " for password " + tunpassword
gogo = ''
gogo = gogo + "userid=%s\n" % (brConf['eui'])
gogo = gogo + "passwd=%s\n" % (tunpassword)
gogo = gogo + "server=%s\n" % (brConf['tunnel']['uri'])
gogo = gogo + "\n"
gogo = gogo + gogotmpl.read()
os.system('mkdir -p %s' % (lowpanConf['gogo-conf']))
out = open(lowpanConf['gogo-conf'] + '/gogoc.conf', 'w')
out.write(gogo)
if distro == 'arch':
os.system('systemctl restart gogoc')
elif distro == 'debian':
os.system('killall -9 gogoc')
os.system('gogoc')
time.sleep(5)
def jsonGetSet(dbFile, request):
"""Get/Set a database entry by passing the json """
if request.method == 'GET':
return db.get(dbFile)
elif request.method == 'POST':
try:
d = json.loads(db.get(dbFile))
except IOError:
d = {}
for a in request.json:
d[a] = request.json[a]
db.store(dbFile, json.dumps(d, sort_keys=True, indent=4))
return jsonify(status = 'ok')
def jsonGetSet(dbFile, request):
"""Get/Set a database entry by passing the json """
if request.method == 'GET':
return db.get(dbFile)
elif request.method == 'POST':
try:
d = json.loads(db.get(dbFile))
except IOError:
d = {}
for a in request.json:
d[a] = request.json[a]
db.store(dbFile, json.dumps(d, sort_keys=True, indent=4))
return jsonify(status='ok')
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 radio():
if request.method == 'POST':
f = request.files['file']
f.save(os.path.join(app.config['CACHE_ROOT'], 'br.bin'))
# try:
# broadcastStatus("radio", json.dumps(dict(task = "uploadingFirmware")))
# load_radio()
# except IOError:
# return render_mako('radio.html', error={'badupload':['resetcmd']} )
radio = json.loads(db.get('conf/radio'))
return render_mako('radio.html', error = {}, radio = radio, forceReload="true")
# GET
radio = json.loads(db.get('conf/radio'))
return render_mako('radio.html', error={}, radio = radio, forceReload="false")
def brSetup():
if request.method == 'GET':
return render_mako('brSetup.html')
elif request.method == 'POST':
br = lowpan.getBRInfo(request.form['eui'], request.form['brkey'])
lowpan.createDefaultConf()
lowpanConf = json.loads(db.get('conf/lowpan'))
lowpanConf['eui'] = request.form['eui']
lowpanConf['password'] = request.form['brkey']
lowpanConf['url'] = BASE_URL + request.form['eui']
db.store('conf/lowpan', json.dumps(lowpanConf))
db.store('conf/br', json.dumps(br))
# change root password
os.system('echo "root:%s" | chpasswd' % (br['pin']))
# also set login password to pin
conf['password'] = bcrypt.generate_password_hash(br['pin'])
db.store('conf/bradmin', json.dumps(conf, sort_keys=True, indent=4))
# set the hostname
os.system('hostnamectl set-hostname br12-%s' % (lowpanConf['eui']))
os.system('sleep 3 && systemctl restart bramble')
return "Now you need to restart BRamble"
def do_check(self):
radio = json.loads(db.get('conf/radio'))
devnull = open('/dev/null', 'w')
try:
ipv6 = IP(subprocess.check_output(["getbripv6.sh"]).rstrip())
tunnelEnd = IP((IP(ipv6).int() & ~(2**80 - 1)) + 1)
subprocess.check_call(
['ping6', '-w', '5', '-c', '1',
str(tunnelEnd)],
stdout=devnull)
if radio['prefix-used'] == 'fallback':
bradmin.lowpan.load_radio()
except (subprocess.CalledProcessError, ValueError):
print "tunnel check failed: %s" % (self.fails)
self.fails = self.fails + 1
if self.fails >= 3:
bradmin.lowpan.updateGogoc()
self.fails = 0
return
# check ok
self.fails = 0
def load_radio():
try:
radio = json.loads(db.get('conf/radio'))
except IOError:
# configure for zolertia Z1 as default
radio = {"device": "/dev/ttyUSB0", "resetcmd": "make z1-reset"}
db.store('conf/radio', json.dumps(radio))
# save the radio ip addr
try:
radio['ips'] = grep_radio_ip()['addrs']
db.store('conf/radio', json.dumps(radio))
print "Radio ips are %s" % (radio['ips'])
except RadioError:
broadcastStatus(
"radio",
json.dumps(dict(err="failed to get the radio IP address")))
print "Couldn't get radio IP addresses"
# broadcastStatus("radio", json.dumps(dict(loadRadioProgress = "95%")))
# get the current channel
try:
radio['channel'] = get_radio_channel()
db.store('conf/radio', json.dumps(radio))
print "Radio set to channel %s" % (radio['channel'])
except ValueError:
broadcastStatus(
"radio", json.dumps(dict(err="failed to get the radio channel")))
print "failed to get the radio channel"
def settings():
release = {}
try:
release = json.loads(db.get("conf/release"))
except IOError:
release = {"distro": "br12", "release": "testing", "url": "distro.lowpan.com/distro"}
db.store("conf/release", json.dumps(release))
return render_mako("settings.html", release=release)
def do_check(self):
radio = json.loads(db.get('conf/radio'))
status = {}
try:
status = bradmin.lowpan.syncConfig()
except (urllib2.HTTPError, bradmin.lowpan.LowpanAPIError):
pass
if 'new tunnel' in status:
print "new tunnel: reloading radio"
bradmin.radio.load_radio()
def radio():
if request.method == 'POST':
f = request.files['file']
f.save(os.path.join(app.config['CACHE_ROOT'], 'br.bin'))
try:
load_radio()
except IOError:
return render_mako('radio.html', error={'badupload':['resetcmd']} )
# GET
radio = json.loads(db.get('conf/radio'))
return render_mako('radio.html', error={}, radio = radio)
def radio():
if request.method == 'POST':
f = request.files['file']
f.save(os.path.join(app.config['CACHE_ROOT'], 'br.bin'))
# try:
# broadcastStatus("radio", json.dumps(dict(task = "uploadingFirmware")))
# load_radio()
# except IOError:
# return render_mako('radio.html', error={'badupload':['resetcmd']} )
radio = json.loads(db.get('conf/radio'))
return render_mako('radio.html',
error={},
radio=radio,
forceReload="true")
# GET
radio = json.loads(db.get('conf/radio'))
return render_mako('radio.html',
error={},
radio=radio,
forceReload="false")
def do_check(self):
radio = json.loads(db.get('conf/radio'))
status = {}
try:
status = bradmin.lowpan.syncConfig()
except (urllib2.HTTPError, bradmin.lowpan.LowpanAPIError):
pass
if 'new tunnel' in status:
print "new tunnel: reloading radio"
bradmin.radio.load_radio()
def settings():
release = {}
try:
release = json.loads(db.get('conf/release'))
except IOError:
release = {
"distro": "br12",
"release": "testing",
"url": "distro.lowpan.com/distro"
}
db.store('conf/release', json.dumps(release))
return render_mako('settings.html', release=release)
def brSetup():
if request.method == 'GET':
return render_mako('brSetup.html', url=BASE_URL)
elif request.method == 'POST':
baseurl = BASE_URL
br = {}
if request.form['url'] != '':
baseurl = request.form['url']
if baseurl[-1] != '/':
baseurl = baseurl + '/'
br = lowpan.getBRInfo(request.form['eui'], request.form['brkey'],
baseurl)
else:
br = lowpan.getBRInfo(request.form['eui'], request.form['brkey'])
lowpan.createDefaultConf()
lowpanConf = json.loads(db.get('conf/lowpan'))
lowpanConf['eui'] = request.form['eui']
lowpanConf['password'] = request.form['brkey']
lowpanConf['url'] = baseurl + request.form['eui']
db.store('conf/lowpan', json.dumps(lowpanConf))
db.store('conf/lowpan.factory', json.dumps(lowpanConf))
db.store('conf/br', json.dumps(br))
db.store('conf/br.factory', json.dumps(br))
lowpan.syncConfig()
lowpan.updateGogoc()
# set the radio's serial (which also sets the eui)
try:
radio.setSerial(br['m12serial'])
except KeyError:
print "Warning: no m12 serial number set"
# change root password
os.system('echo "root:%s" | chpasswd' % (br['pin']))
# also set login password to pin
conf['password'] = bcrypt.generate_password_hash(br['pin'])
db.store('conf/bradmin', json.dumps(conf, sort_keys=True, indent=4))
db.store('conf/bradmin.factory',
json.dumps(conf, sort_keys=True, indent=4))
# set the hostname
os.system('hostnamectl set-hostname br12-%s' % (lowpanConf['eui']))
return "Now you need to restart BRamble"
def brSetup():
if request.method == 'GET':
return render_mako('brSetup.html', url=BASE_URL)
elif request.method == 'POST':
baseurl = BASE_URL
br = {}
if request.form['url'] != '':
baseurl = request.form['url']
if baseurl[-1] != '/':
baseurl = baseurl + '/'
br = lowpan.getBRInfo(request.form['eui'], request.form['brkey'], baseurl)
else:
br = lowpan.getBRInfo(request.form['eui'], request.form['brkey'])
lowpan.createDefaultConf()
lowpanConf = json.loads(db.get('conf/lowpan'))
lowpanConf['eui'] = request.form['eui']
lowpanConf['password'] = request.form['brkey']
lowpanConf['url'] = baseurl + request.form['eui']
db.store('conf/lowpan', json.dumps(lowpanConf))
db.store('conf/lowpan.factory', json.dumps(lowpanConf))
db.store('conf/br', json.dumps(br))
db.store('conf/br.factory', json.dumps(br))
lowpan.syncConfig()
lowpan.updateGogoc()
# set the radio's serial (which also sets the eui)
try:
radio.setSerial(br['m12serial'])
except KeyError:
print "Warning: no m12 serial number set"
# change root password
os.system('echo "root:%s" | chpasswd' % (br['pin']))
# also set login password to pin
conf['password'] = bcrypt.generate_password_hash(br['pin'])
db.store('conf/bradmin', json.dumps(conf, sort_keys=True, indent=4))
db.store('conf/bradmin.factory', json.dumps(conf, sort_keys=True, indent=4))
# set the hostname
os.system('hostnamectl set-hostname br12-%s' % (lowpanConf['eui']))
return "Now you need to restart BRamble"
def init():
print "lowpan init"
os.system('killall -9 gogoc')
# make a default lowpan config
lowpanConf = None
try:
lowpanConf = json.loads(db.get('conf/lowpan'))
except IOError:
# load default config
createDefaultConf()
if (lowpanConf['url'] != None) and (lowpanConf['password'] != None):
try:
syncConfig()
except urllib2.HTTPError:
print "Couldn't connect to lowpan"
def init():
print "lowpan init"
if getBaseDistro() == 'debian':
os.system('killall -9 gogoc')
os.system('gogoc')
# make a default lowpan config
lowpanConf = None
try:
lowpanConf = json.loads(db.get('conf/lowpan'))
except IOError:
# load default config
createDefaultConf()
if (lowpanConf['url'] != None) and (lowpanConf['password'] != None):
try:
syncConfig()
except (urllib2.HTTPError, LowpanAPIError, urllib2.URLError):
print "Couldn't connect to lowpan"
def distroUpdate():
print "do distro update"
print request.json
# get the update script
up = urllib2.urlopen(unicode(request.json["script"]))
script = up.read()
print script
# write out the script
out = open(app.config["CACHE_ROOT"] + "/distro-update-script", "w")
out.write(script)
out.close()
# and run it
os.system("chmod 755 %s" % (app.config["CACHE_ROOT"] + "/distro-update-script"))
os.system(app.config["CACHE_ROOT"] + "/distro-update-script")
release = json.loads(db.get("conf/release"))
release["distro"] = request.json["name"]
release["release"] = request.json["release"]
db.store("conf/release", json.dumps(release))
return json.dumps(dict(status="ok"))
def do_check(self):
radio = json.loads(db.get('conf/radio'))
devnull = open('/dev/null', 'w')
try:
ipv6 = IP(subprocess.check_output(["getbripv6.sh"]).rstrip())
tunnelEnd = IP((IP(ipv6).int() & ~(2**80 - 1)) + 1)
subprocess.check_call(['ping6', '-w', '5', '-c', '1', str(tunnelEnd)], stdout=devnull)
if radio['prefix-used'] == 'fallback':
bradmin.lowpan.load_radio()
except (subprocess.CalledProcessError, ValueError):
print "tunnel check failed: %s" % (self.fails)
self.fails = self.fails + 1
if self.fails >= 3:
bradmin.lowpan.updateGogoc()
self.fails = 0
return
# check ok
self.fails = 0
def distroUpdate():
print "do distro update"
print request.json
# get the update script
up = urllib2.urlopen(unicode(request.json['script']))
script = up.read()
# write out the script
out = open(app.config['CACHE_ROOT'] + '/distro-update-script', 'w')
out.write(script)
out.close()
os.system('chmod 755 %s' % (app.config['CACHE_ROOT'] + '/distro-update-script'))
subprocess.Popen([app.config['CACHE_ROOT'] + '/distro-update-script'])
release = json.loads(db.get('conf/release'))
release['distro'] = request.json['name']
release['release'] = request.json['release']
db.store('conf/release', json.dumps(release))
return json.dumps(dict(status = 'ok'))
def init():
print "lowpan init"
# make a default lowpan config
lowpanConf = None
try:
lowpanConf = json.loads(db.get('conf/lowpan'))
except IOError:
# load default config
lowpanConf = {
"url" : None,
"password" : None,
"realm" : "lowpan",
"gogo-conf": "/etc/gogoc"
}
db.store('conf/lowpan', json.dumps(lowpanConf, sort_keys=True, indent=4))
if (lowpanConf['url'] != None) and (lowpanConf['password'] != None):
try:
syncConfig()
except urllib2.HTTPError:
print "Couldn't connect to lowpan"
def distroUpdate():
print "do distro update"
print request.json
# get the update script
up = urllib2.urlopen(unicode(request.json['script']))
script = up.read()
# write out the script
out = open(app.config['CACHE_ROOT'] + '/distro-update-script', 'w')
out.write(script)
out.close()
os.system('chmod 755 %s' %
(app.config['CACHE_ROOT'] + '/distro-update-script'))
subprocess.Popen([app.config['CACHE_ROOT'] + '/distro-update-script'])
release = json.loads(db.get('conf/release'))
release['distro'] = request.json['name']
release['release'] = request.json['release']
db.store('conf/release', json.dumps(release))
return json.dumps(dict(status='ok'))
def kwSet(dbFile, **kwargs):
""" Set attributes in kword args to target file """
d = json.loads(db.get(dbFile))
for a in kwargs:
d[a] = kwargs[a]
db.store(dbFile, json.dumps(d, sort_keys=True, indent=4))
def kwSet(dbFile, **kwargs):
""" Set attributes in kword args to target file """
d = json.loads(db.get(dbFile))
for a in kwargs:
d[a] = kwargs[a]
db.store(dbFile, json.dumps(d, sort_keys=True, indent=4))
def load_radio():
broadcastStatus("radio", json.dumps(dict(loadRadioProgress = "0%")))
subprocess.call(['killall', 'tunslip6'])
try:
radio = json.loads(db.get('conf/radio'))
except IOError:
# configure for econotag as default
radio = { "device": "/dev/ttyUSB1",
"resetcmd": "bbmc -l redbee-econotag reset"}
db.store('conf/radio', json.dumps(radio))
try:
tunslip = json.loads(db.get('conf/tunslip'))
except IOError:
# configure for econotag default
# generate a random ULA in the fd space
# XXX debug: tunslip gives this with a ULA assignment; not sure about this
# sticking with aaaa::1/64 for now...
# fdc8:12db:60b1:1dfd:1: Resolver Error 0 (no error)
# *** Address:fdc8:12db:60b1:1dfd:1 => 20b1:f762:ff7f:0000
# Radio ips are [u'20b1:f762:ff7f::205:c2a:8cf4:5d24', u'fe80::205:c2a:8cf4:5d24']
# tunslip = { "device": "/dev/ttyUSB1",
# "baud": 115200,
# "address": "fd%x:%x:%x:%x:1/64" % (randint(0,0xff), randint(0, 0xffff), randint(0, 0xffff), randint(0,0xffff))}
tunslip = { "device": "/dev/ttyUSB1",
"baud": 115200,
"address": "aaaa::1/64" }
db.store('conf/tunslip', json.dumps(tunslip))
try:
subprocess.call(['systemctl', 'stop', '*****@*****.**'])
except OSError:
print "error disabling serial-getty ttyS0"
broadcastStatus("radio", json.dumps(dict(loadRadioProgress = "5%")))
try:
subprocess.call(['uartsel', 'mc'])
except OSError:
print "error calling uartsel mc"
subprocess.call(['killall', '-9', 'mc1322x-load'])
broadcastStatus("radio", json.dumps(dict(loadRadioProgress = "15%")))
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']])
broadcastStatus("radio", json.dumps(dict(loadRadioProgress = "65%")))
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
if result is None:
radio['prefix-used'] = 'fallback'
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:
radio['prefix-used'] = 'tunnel'
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")
broadcastStatus("radio", json.dumps(dict(loadRadioProgress = "75%")))
time.sleep(5)
broadcastStatus("radio", json.dumps(dict(loadRadioProgress = "85%")))
# save the radio ip addr
try:
radio['ips'] = grep_radio_ip()['addrs']
db.store('conf/radio', json.dumps(radio))
print "Radio ips are %s" % (radio['ips'])
except RadioError:
broadcastStatus("radio", json.dumps(dict(err = "failed to get the radio IP address")))
print "Couldn't get radio IP addresses"
broadcastStatus("radio", json.dumps(dict(loadRadioProgress = "95%")))
# get the current channel
try:
radio['channel'] = get_radio_channel()
db.store('conf/radio', json.dumps(radio))
print "Radio set to channel %s" % (radio['channel'])
except ValueError:
broadcastStatus("radio", json.dumps(dict(err = "failed to get the radio channel")))
print "failed to get the radio channel"
broadcastStatus("radio", json.dumps(dict(loadRadioProgress = "100%")))
def get_radio_ips():
ips = json.loads(db.get('conf/radio'))['ips']
return ips
def load_radio():
broadcastStatus("radio", json.dumps(dict(loadRadioProgress="0%")))
subprocess.call(['killall', 'tunslip6'])
try:
radio = json.loads(db.get('conf/radio'))
except IOError:
# configure for econotag as default
radio = {
"device": "/dev/ttyUSB1",
"resetcmd": "bbmc -l redbee-econotag reset"
}
db.store('conf/radio', json.dumps(radio))
try:
tunslip = json.loads(db.get('conf/tunslip'))
except IOError:
# configure for econotag default
# generate a random ULA in the fd space
# XXX debug: tunslip gives this with a ULA assignment; not sure about this
# sticking with aaaa::1/64 for now...
# fdc8:12db:60b1:1dfd:1: Resolver Error 0 (no error)
# *** Address:fdc8:12db:60b1:1dfd:1 => 20b1:f762:ff7f:0000
# Radio ips are [u'20b1:f762:ff7f::205:c2a:8cf4:5d24', u'fe80::205:c2a:8cf4:5d24']
# tunslip = { "device": "/dev/ttyUSB1",
# "baud": 115200,
# "address": "fd%x:%x:%x:%x:1/64" % (randint(0,0xff), randint(0, 0xffff), randint(0, 0xffff), randint(0,0xffff))}
tunslip = {
"device": "/dev/ttyUSB1",
"baud": 115200,
"address": "aaaa::1/64"
}
db.store('conf/tunslip', json.dumps(tunslip))
try:
subprocess.call(['systemctl', 'stop', '*****@*****.**'])
except OSError:
print "error disabling serial-getty ttyS0"
broadcastStatus("radio", json.dumps(dict(loadRadioProgress="5%")))
try:
subprocess.call(['uartsel', 'mc'])
except OSError:
print "error calling uartsel mc"
subprocess.call(['killall', '-9', 'mc1322x-load'])
broadcastStatus("radio", json.dumps(dict(loadRadioProgress="15%")))
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']
])
broadcastStatus("radio", json.dumps(dict(loadRadioProgress="65%")))
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
if result is None:
radio['prefix-used'] = 'fallback'
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:
radio['prefix-used'] = 'tunnel'
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")
broadcastStatus("radio", json.dumps(dict(loadRadioProgress="75%")))
time.sleep(5)
broadcastStatus("radio", json.dumps(dict(loadRadioProgress="85%")))
# save the radio ip addr
try:
radio['ips'] = grep_radio_ip()['addrs']
db.store('conf/radio', json.dumps(radio))
print "Radio ips are %s" % (radio['ips'])
except RadioError:
broadcastStatus(
"radio",
json.dumps(dict(err="failed to get the radio IP address")))
print "Couldn't get radio IP addresses"
broadcastStatus("radio", json.dumps(dict(loadRadioProgress="95%")))
# get the current channel
try:
radio['channel'] = get_radio_channel()
db.store('conf/radio', json.dumps(radio))
print "Radio set to channel %s" % (radio['channel'])
except ValueError:
broadcastStatus(
"radio", json.dumps(dict(err="failed to get the radio channel")))
print "failed to get the radio channel"
broadcastStatus("radio", json.dumps(dict(loadRadioProgress="100%")))
def syncConfig():
""" get BR information from Lowpan """
lowpanConf = json.loads(db.get('conf/lowpan'))
try:
response = urllib2.urlopen( lowpanConf['url'] + '?apikey=' + lowpanConf['password'] )
brConf = json.loads(response.read())
except:
print "couldn't connect to lowpan"
return
db.store('conf/br', json.dumps(brConf, sort_keys=True, indent=4))
# create gogoc.conf
distro = 'arch'
try:
with open('/etc/apt/sources.list') as f:
distro = 'debian'
except IOError as e:
pass
# search for lowpan.json config file
search = ['/etc/gogoc', '/var/cache/bradmin', '/etc/lowpan', '/usr/local/etc/lowpan', '.']
gogotmpl = None
for s in search:
try:
gogotmpl = open(s + '/gogoc.conf.tmpl.' + distro, 'r')
except IOError:
pass
if gogotmpl is None:
print "couldn't open gogoc template"
return
# generate a tunnel password
chars = string.letters + string.digits
length = 24
tunpassword = ''.join(choice(chars) for _ in range(length))
m = md5.new()
try:
m.update(brConf['device']['eui'])
m.update(':' + lowpanConf['realm'] + ':')
except KeyError:
print "invalid config"
return
m.update(tunpassword)
tunpasshash = m.hexdigest()
data = json.dumps( { "passhash": tunpasshash } )
headers = { "Content-type": "application/json" }
req = urllib2.Request(lowpanConf['url'] + '/tunnel/passhash?apikey=' + lowpanConf['password'], data, headers)
resp = urllib2.urlopen(req)
#print "sending passhash " + tunpasshash + " for password " + tunpassword
gogo = ''
gogo = gogo + "userid=%s\n" % (brConf['device']['eui'])
gogo = gogo + "passwd=%s\n" % (tunpassword)
gogo = gogo + "server=%s\n" % (brConf['device']['tunnel']['uri'])
gogo = gogo + "\n"
gogo = gogo + gogotmpl.read()
os.system('mkdir -p %s' % (lowpanConf['gogo-conf']))
out = open(lowpanConf['gogo-conf'] + '/gogoc.conf', 'w')
out.write(gogo)
os.system('killall -HUP gogoc')
os.system('gogoc -n > %s &' % (os.path.join(app.config['CACHE_ROOT'],'gogoc.log')))
time.sleep(5)
def get_radio_ips():
ips = json.loads(db.get('conf/radio'))['ips']
return ips