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authorChristian Breunig <christian@breunig.cc>2024-01-22 08:30:03 +0100
committerMergify <37929162+mergify[bot]@users.noreply.github.com>2024-01-22 14:02:49 +0000
commit521f8649b54d91eda006d23b87dfc04b849008fa (patch)
treee9b7f083a35eb521eadd24fae209b7b5f79eb3de /src/op_mode
parentc1bc037af3c0b1aa5287fd5cc9bf21a7253372af (diff)
downloadvyos-1x-521f8649b54d91eda006d23b87dfc04b849008fa.tar.gz
vyos-1x-521f8649b54d91eda006d23b87dfc04b849008fa.zip
op-mode: T5969: list multicast group membership
cpo@LR1.wue3:~$ show ip multicast group interface eth0.201 Interface Family Address ----------- -------- --------- eth0.201 inet 224.0.0.6 eth0.201 inet 224.0.0.5 eth0.201 inet 224.0.0.1 cpo@LR1.wue3:~$ show ipv6 multicast group interface eth0 Interface Family Address ----------- -------- ----------------- eth0 inet6 ff02::1:ff00:0 eth0 inet6 ff02::1:ffbf:c56d eth0 inet6 ff05::2 eth0 inet6 ff01::2 eth0 inet6 ff02::2 eth0 inet6 ff02::1 eth0 inet6 ff01::1 (cherry picked from commit 3eea8dbed1bd201373eb8a452239d9565d468b33)
Diffstat (limited to 'src/op_mode')
-rwxr-xr-xsrc/op_mode/multicast.py72
1 files changed, 72 insertions, 0 deletions
diff --git a/src/op_mode/multicast.py b/src/op_mode/multicast.py
new file mode 100755
index 000000000..0666f8af3
--- /dev/null
+++ b/src/op_mode/multicast.py
@@ -0,0 +1,72 @@
+#!/usr/bin/env python3
+#
+# Copyright (C) 2024 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 json
+import sys
+import typing
+
+from tabulate import tabulate
+from vyos.utils.process import cmd
+
+import vyos.opmode
+
+ArgFamily = typing.Literal['inet', 'inet6']
+
+def _get_raw_data(family, interface=None):
+ tmp = 'ip -4'
+ if family == 'inet6':
+ tmp = 'ip -6'
+ tmp = f'{tmp} -j maddr show'
+ if interface:
+ tmp = f'{tmp} dev {interface}'
+ output = cmd(tmp)
+ data = json.loads(output)
+ if not data:
+ return []
+ return data
+
+def _get_formatted_output(raw_data):
+ data_entries = []
+
+ # sort result by interface name
+ for interface in sorted(raw_data, key=lambda x: x['ifname']):
+ for address in interface['maddr']:
+ tmp = []
+ tmp.append(interface['ifname'])
+ tmp.append(address['family'])
+ tmp.append(address['address'])
+
+ data_entries.append(tmp)
+
+ headers = ["Interface", "Family", "Address"]
+ output = tabulate(data_entries, headers, numalign="left")
+ return output
+
+def show_group(raw: bool, family: ArgFamily, interface: typing.Optional[str]):
+ multicast_data = _get_raw_data(family=family, interface=interface)
+ if raw:
+ return multicast_data
+ else:
+ return _get_formatted_output(multicast_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)