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authorChristian Poessinger <christian@poessinger.com>2021-11-18 17:56:57 +0100
committerChristian Poessinger <christian@poessinger.com>2021-11-18 17:59:10 +0100
commita032d73f1d405f3bae269791e9064026faa491d9 (patch)
treeafc5d75fc6bacbea16557c63cd1c7666ff1dff8f /python
parente1539b6fffaf10863e41a73a380f9de40f6aece6 (diff)
downloadvyos-1x-a032d73f1d405f3bae269791e9064026faa491d9.tar.gz
vyos-1x-a032d73f1d405f3bae269791e9064026faa491d9.zip
wwan: T3795: make connect and disconnect op-mode commands aware to WWAN interfaces
Diffstat (limited to 'python')
-rw-r--r--python/vyos/util.py16
1 files changed, 16 insertions, 0 deletions
diff --git a/python/vyos/util.py b/python/vyos/util.py
index 9f01d504d..1834b78bd 100644
--- a/python/vyos/util.py
+++ b/python/vyos/util.py
@@ -717,3 +717,19 @@ def is_systemd_service_running(service):
Copied from: https://unix.stackexchange.com/a/435317 """
tmp = cmd(f'systemctl show --value -p SubState {service}')
return bool((tmp == 'running'))
+
+def is_wwan_connected(interface):
+ """ Determine if a given WWAN interface, e.g. wwan0 is connected to the
+ carrier network or not """
+ import json
+
+ if not interface.startswith('wwan'):
+ raise ValueError(f'Specified interface "{interface}" is not a WWAN interface')
+
+ modem = interface.lstrip('wwan')
+
+ tmp = cmd(f'mmcli --modem {modem} --output-json')
+ tmp = json.loads(tmp)
+
+ # return True/False if interface is in connected state
+ return dict_search('modem.generic.state', tmp) == 'connected'