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authorChristian Breunig <christian@breunig.cc>2023-10-18 20:39:58 +0200
committerGitHub <noreply@github.com>2023-10-18 20:39:58 +0200
commit6116840936d3d47aa55cc127c52eedeacfa4198b (patch)
treed4fbb5f127418638c3c450748adb46c2e7fc52d6 /src/op_mode/interfaces_wireless.py
parentef1265943d41b7a56e4f625c36699c86f73851b5 (diff)
parented29faeea1354dc2bec544c63e55c1c666e0d900 (diff)
downloadvyos-1x-6116840936d3d47aa55cc127c52eedeacfa4198b.tar.gz
vyos-1x-6116840936d3d47aa55cc127c52eedeacfa4198b.zip
Merge pull request #2373 from c-po/t4913-wifi-op-mode
T4913: migrate wireless scripts to new op-mode style
Diffstat (limited to 'src/op_mode/interfaces_wireless.py')
-rwxr-xr-xsrc/op_mode/interfaces_wireless.py186
1 files changed, 186 insertions, 0 deletions
diff --git a/src/op_mode/interfaces_wireless.py b/src/op_mode/interfaces_wireless.py
new file mode 100755
index 000000000..dfe50e2cb
--- /dev/null
+++ b/src/op_mode/interfaces_wireless.py
@@ -0,0 +1,186 @@
+#!/usr/bin/env python3
+#
+# Copyright (C) 2023 VyOS maintainers and contributors
+#
+# This program is free software; you can redistribute it and/or modify
+# it under the terms of the GNU General Public License version 2 or later as
+# published by the Free Software Foundation.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program. If not, see <http://www.gnu.org/licenses/>.
+
+import re
+import sys
+import typing
+import vyos.opmode
+
+from copy import deepcopy
+from tabulate import tabulate
+from vyos.utils.process import popen
+from vyos.configquery import ConfigTreeQuery
+
+def _verify(func):
+ """Decorator checks if Wireless LAN config exists"""
+ from functools import wraps
+
+ @wraps(func)
+ def _wrapper(*args, **kwargs):
+ config = ConfigTreeQuery()
+ if not config.exists(['interfaces', 'wireless']):
+ raise vyos.opmode.UnconfiguredSubsystem(unconf_message)
+ return func(*args, **kwargs)
+ return _wrapper
+
+def _get_raw_info_data():
+ output_data = []
+
+ config = ConfigTreeQuery()
+ raw = config.get_config_dict(['interfaces', 'wireless'], effective=True,
+ get_first_key=True, key_mangling=('-', '_'))
+ for interface, interface_config in raw.items():
+ tmp = {'name' : interface}
+
+ if 'type' in interface_config:
+ tmp.update({'type' : interface_config['type']})
+ else:
+ tmp.update({'type' : '-'})
+
+ if 'ssid' in interface_config:
+ tmp.update({'ssid' : interface_config['ssid']})
+ else:
+ tmp.update({'ssid' : '-'})
+
+ if 'channel' in interface_config:
+ tmp.update({'channel' : interface_config['channel']})
+ else:
+ tmp.update({'channel' : '-'})
+
+ output_data.append(tmp)
+
+ return output_data
+
+def _get_formatted_info_output(raw_data):
+ output=[]
+ for ssid in raw_data:
+ output.append([ssid['name'], ssid['type'], ssid['ssid'], ssid['channel']])
+
+ headers = ["Interface", "Type", "SSID", "Channel"]
+ print(tabulate(output, headers, numalign="left"))
+
+def _get_raw_scan_data(intf_name):
+ # XXX: This ignores errors
+ tmp, _ = popen(f'iw dev {intf_name} scan ap-force')
+ networks = []
+ data = {
+ 'ssid': '',
+ 'mac': '',
+ 'channel': '',
+ 'signal': ''
+ }
+ re_mac = re.compile(r'([0-9A-Fa-f]{2}[:-]){5}([0-9A-Fa-f]{2})')
+ for line in tmp.splitlines():
+ if line.startswith('BSS '):
+ ssid = deepcopy(data)
+ ssid['mac'] = re.search(re_mac, line).group()
+
+ elif line.lstrip().startswith('SSID: '):
+ # SSID can be " SSID: WLAN-57 6405", thus strip all leading whitespaces
+ ssid['ssid'] = line.lstrip().split(':')[-1].lstrip()
+
+ elif line.lstrip().startswith('signal: '):
+ # Siganl can be " signal: -67.00 dBm", thus strip all leading whitespaces
+ ssid['signal'] = line.lstrip().split(':')[-1].split()[0]
+
+ elif line.lstrip().startswith('DS Parameter set: channel'):
+ # Channel can be " DS Parameter set: channel 6" , thus
+ # strip all leading whitespaces
+ ssid['channel'] = line.lstrip().split(':')[-1].split()[-1]
+ networks.append(ssid)
+ continue
+
+ return networks
+
+def _format_scan_data(raw_data):
+ output=[]
+ for ssid in raw_data:
+ output.append([ssid['mac'], ssid['ssid'], ssid['channel'], ssid['signal']])
+ headers = ["Address", "SSID", "Channel", "Signal (dbm)"]
+ return tabulate(output, headers, numalign="left")
+
+def _get_raw_station_data(intf_name):
+ # XXX: This ignores errors
+ tmp, _ = popen(f'iw dev {intf_name} station dump')
+ clients = []
+ data = {
+ 'mac': '',
+ 'signal': '',
+ 'rx_bytes': '',
+ 'rx_packets': '',
+ 'tx_bytes': '',
+ 'tx_packets': ''
+ }
+ re_mac = re.compile(r'([0-9A-Fa-f]{2}[:-]){5}([0-9A-Fa-f]{2})')
+ for line in tmp.splitlines():
+ if line.startswith('Station'):
+ client = deepcopy(data)
+ client['mac'] = re.search(re_mac, line).group()
+
+ elif line.lstrip().startswith('signal avg:'):
+ client['signal'] = line.lstrip().split(':')[-1].lstrip().split()[0]
+
+ elif line.lstrip().startswith('rx bytes:'):
+ client['rx_bytes'] = line.lstrip().split(':')[-1].lstrip()
+
+ elif line.lstrip().startswith('rx packets:'):
+ client['rx_packets'] = line.lstrip().split(':')[-1].lstrip()
+
+ elif line.lstrip().startswith('tx bytes:'):
+ client['tx_bytes'] = line.lstrip().split(':')[-1].lstrip()
+
+ elif line.lstrip().startswith('tx packets:'):
+ client['tx_packets'] = line.lstrip().split(':')[-1].lstrip()
+ clients.append(client)
+ continue
+
+ return clients
+
+def _format_station_data(raw_data):
+ output=[]
+ for ssid in raw_data:
+ output.append([ssid['mac'], ssid['signal'], ssid['rx_bytes'], ssid['rx_packets'], ssid['tx_bytes'], ssid['tx_packets']])
+ headers = ["Station", "Signal", "RX bytes", "RX packets", "TX bytes", "TX packets"]
+ return tabulate(output, headers, numalign="left")
+
+@_verify
+def show_info(raw: bool):
+ info_data = _get_raw_info_data()
+ if raw:
+ return info_data
+ return _get_formatted_info_output(info_data)
+
+def show_scan(raw: bool, intf_name: str):
+ data = _get_raw_scan_data(intf_name)
+ if raw:
+ return data
+ return _format_scan_data(data)
+
+@_verify
+def show_stations(raw: bool, intf_name: str):
+ data = _get_raw_station_data(intf_name)
+ if raw:
+ return data
+ return _format_station_data(data)
+
+if __name__ == '__main__':
+ try:
+ res = vyos.opmode.run(sys.modules[__name__])
+ if res:
+ print(res)
+ except (ValueError, vyos.opmode.Error) as e:
+ print(e)
+ sys.exit(1)