def find_wifi_shield(self, shield_name=None, wifi_shield_cb=None):
"""Detects Ganglion board MAC address -- if more than 1 around, will select first. Needs root privilege."""
if self.log:
print("Scanning nearby devices for %d seconds..." % self.timeout)
list_ip = []
list_id = []
found_shield = False
def wifi_shield_found(response):
res = requests.get(response.location, verify=False).text
# print("res:", res)
device_description = xmltodict.parse(res)
try:
cur_shield_name = str(
device_description['root']['device']['serialNumber'])
cur_base_url = str(device_description['root']['URLBase'])
cur_ip_address = re.findall(r'[0-9]+(?:\.[0-9]+){3}',
cur_base_url)[0]
list_id.append(cur_shield_name)
list_ip.append(cur_ip_address)
found_shield = True
print("Found WiFi Shield %s with IP Address %s" %
(cur_shield_name, cur_ip_address))
if shield_name is None:
# print("Found WiFi Shield %s with IP Address %s" % (cur_shield_name, cur_ip_address))
if wifi_shield_cb is not None:
# print("Proceeding with WiFi Shield %s" % (cur_shield_name))
wifi_shield_cb(cur_ip_address, cur_shield_name,
device_description)
else:
if shield_name == cur_shield_name:
if wifi_shield_cb is not None:
# print("Proceeding with WiFi Shield %s" % (cur_shield_name))
wifi_shield_cb(cur_ip_address, cur_shield_name,
device_description)
except Exception as e:
print("exception in discovery")
pass
ssdp_hits = ssdp.discover("urn:schemas-upnp-org:device:Basic:1",
timeout=self.timeout,
wifi_found_cb=wifi_shield_found,
all_ip_addresses=self.local_ip_addresses
) # send multicast on all local interfaces
# ssdp_hits = ssdp.discover("urn:schemas-upnp-org:device:Basic:1", timeout=self.timeout, wifi_found_cb=wifi_shield_found)
nb_wifi_shields = len(list_id)
if nb_wifi_shields < 1:
# print("No WiFi Shields found ;(")
raise OSError('Cannot find OpenBCI WiFi Shield with local name')
def find_wifi_shield(self, shield_name=None, wifi_shield_cb=None):
"""Detects Ganglion board MAC address -- if more than 1 around, will select first. Needs root privilege."""
if self.log:
print("Try to find WiFi shields on your local wireless network")
print("Scanning for %d seconds nearby devices..." % self.timeout)
list_ip = []
list_id = []
found_shield = False
def wifi_shield_found(response):
res = urllib2.urlopen(response.location).read()
device_description = xmltodict.parse(res)
cur_shield_name = str(
device_description['root']['device']['serialNumber'])
cur_base_url = str(device_description['root']['URLBase'])
cur_ip_address = re.findall(r'[0-9]+(?:\.[0-9]+){3}',
cur_base_url)[0]
list_id.append(cur_shield_name)
list_ip.append(cur_ip_address)
found_shield = True
if shield_name is None:
print("Found WiFi Shield %s with IP Address %s" %
(cur_shield_name, cur_ip_address))
if wifi_shield_cb is not None:
wifi_shield_cb(cur_ip_address)
else:
if shield_name == cur_shield_name:
if wifi_shield_cb is not None:
wifi_shield_cb(cur_ip_address)
ssdp_hits = ssdp.discover("urn:schemas-upnp-org:device:Basic:1",
timeout=self.timeout,
wifi_found_cb=wifi_shield_found)
nb_wifi_shields = len(list_id)
if nb_wifi_shields < 1:
print("No WiFi Shields found ;(")
raise OSError('Cannot find OpenBCI WiFi Shield with local name')
if nb_wifi_shields > 1:
print("Found " + str(nb_wifi_shields) +
", selecting first named: " + list_id[0] + " with IPV4: " +
list_ip[0])
return list_ip[0]
def find_wifi_shield(self, shield_name=None, wifi_shield_cb=None):
"""Detects Ganglion board MAC address if more than 1, will select first. Needs root."""
if self.log:
print("Try to find WiFi shields on your local wireless network")
print("Scanning for %d seconds nearby devices..." % self.timeout)
list_ip = []
list_id = []
found_shield = False
def wifi_shield_found(response):
res = requests.get(response.location, verify=False).text
device_description = xmltodict.parse(res)
cur_shield_name = str(
device_description['root']['device']['serialNumber'])
cur_base_url = str(device_description['root']['URLBase'])
cur_ip_address = re.findall(r'[0-9]+(?:\.[0-9]+){3}', cur_base_url)[0]
list_id.append(cur_shield_name)
list_ip.append(cur_ip_address)
found_shield = True
if shield_name is None:
print("Found WiFi Shield %s with IP Address %s" %
(cur_shield_name, cur_ip_address))
if wifi_shield_cb is not None:
wifi_shield_cb(cur_ip_address)
else:
if shield_name == cur_shield_name:
if wifi_shield_cb is not None:
wifi_shield_cb(cur_ip_address)
ssdp_hits = ssdp.discover("urn:schemas-upnp-org:device:Basic:1", timeout=self.timeout,
wifi_found_cb=wifi_shield_found)
nb_wifi_shields = len(list_id)
if nb_wifi_shields < 1:
print("No WiFi Shields found ;(")
raise OSError('Cannot find OpenBCI WiFi Shield with local name')
if nb_wifi_shields > 1:
print(
"Found " + str(nb_wifi_shields) +
", selecting first named: " + list_id[0] +
" with IPV4: " + list_ip[0])
return list_ip[0]