def main(ifname):
iw = IW()
ip = IPRoute()
ifindex = ip.link_lookup(ifname=ifname)[0]
ip.close()
# CMD_GET_SCAN doesn't require root privileges.
# Can use 'nmcli device wifi' or 'nmcli d w' to trigger a scan which will
# fill the scan results cache for ~30 seconds.
# See also 'iw dev $yourdev scan dump'
msg = nl80211_scan.NL80211_GetScan(ifindex)
# msg['cmd'] = NL80211_NAMES['NL80211_CMD_GET_SCAN']
# msg['attrs'] = [['NL80211_ATTR_IFINDEX', ifindex]]
scan_dump = iw.nlm_request(msg,
msg_type=iw.prid,
msg_flags=NLM_F_REQUEST | NLM_F_DUMP)
for network in scan_dump:
for attr in network['attrs']:
if attr[0] == 'NL80211_ATTR_BSS':
# handy debugging; see everything we captured
for bss_attr in attr[1]['attrs']:
logger.debug("bss attr=%r", bss_attr)
bss = dict(attr[1]['attrs'])
print_bss(bss)
iw.close()
def run(ifname):
iw = IW()
ip = IPRoute()
ifindex = ip.link_lookup(ifname=ifname)[0]
ip.close()
# CMD_GET_SCAN doesn't require root privileges.
# Can use 'nmcli device wifi' or 'nmcli d w' to trigger a scan which will
# fill the scan results cache for ~30 seconds.
# See also 'iw dev $yourdev scan dump'
msg = nl80211_scan.NL80211_GetScan(ifindex)
scan_dump = iw.nlm_request(msg,
msg_type=iw.prid,
msg_flags=NLM_F_REQUEST | NLM_F_DUMP)
jsonator = to_json(scan_dump)
return json.dumps({n["bssid"]: n for n in jsonator})
def main(ifname):
iw = IW()
ip = IPRoute()
ifindex = ip.link_lookup(ifname=ifname)[0]
ip.close()
msg = NL80211_GetScan(ifindex)
# msg['cmd'] = NL80211_NAMES['NL80211_CMD_GET_SCAN']
# msg['attrs'] = [['NL80211_ATTR_IFINDEX', ifindex]]
scan_dump = iw.nlm_request(msg, msg_type=iw.prid,
msg_flags=NLM_F_REQUEST | NLM_F_DUMP)
print("SSID BSSID CHAN RATE S:N INT CAPS")
for network in scan_dump:
for attr in network['attrs']:
if attr[0] == 'NL80211_ATTR_BSS':
bss = dict(attr[1]['attrs'])
print_bss(bss)
iw = IW()
ip = IPRoute()
ifindex = ip.link_lookup(ifname=ifname)[0]
ip.close()
# CMD_GET_SCAN doesn't require root privileges.
# Can use 'nmcli device wifi' or 'nmcli d w' to trigger a scan which will fill
# the scan results cache for ~30 seconds.
# See also 'iw dev $yourdev scan dump'
msg = nl80211cmd()
msg['cmd'] = NL80211_NAMES['NL80211_CMD_GET_SCAN']
msg['attrs'] = [['NL80211_ATTR_IFINDEX', ifindex]]
scan_dump = iw.nlm_request(msg,
msg_type=iw.prid,
msg_flags=NLM_F_REQUEST | NLM_F_DUMP)
for network in scan_dump:
for attr in network['attrs']:
if attr[0] == 'NL80211_ATTR_BSS':
# handy debugging; see everything we captured
for bss_attr in attr[1]['attrs']:
logger.debug("bss attr=%r", bss_attr)
bss = dict(attr[1]['attrs'])
# NOTE: the contents of beacon and probe response frames may or
# may not contain all these fields. Very likely there could be a
# keyerror in the following code. Needs a bit more bulletproofing.
# print like 'iw dev $dev scan dump"