NetworkManager/examples/shell/disconnect-device.sh
Thomas Haller 977ea352a0
all: update deprecated SPDX license identifiers
These SPDX license identifiers are deprecated ([1]). Update them.

[1] https://spdx.org/licenses/

  sed \
     -e '1 s%^/\* SPDX-License-Identifier: \(GPL-2.0\|LGPL-2.1\)+ \*/$%/* SPDX-License-Identifier: \1-or-later */%' \
     -e '1,2 s%^\(--\|#\|//\) SPDX-License-Identifier: \(GPL-2.0\|LGPL-2.1\)+$%\1 SPDX-License-Identifier: \2-or-later%' \
     -i \
     $(git grep -l SPDX-License-Identifier -- \
         ':(exclude)shared/c-*/' \
         ':(exclude)shared/n-*/' \
         ':(exclude)shared/systemd/src' \
         ':(exclude)src/systemd/src')
2021-01-05 09:46:21 +01:00

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#!/bin/sh
# SPDX-License-Identifier: GPL-2.0-or-later
#
# Copyright (C) 2012 Red Hat, Inc.
#
# This example takes a device interface name as a parameter and tells
# NetworkManager to disconnect that device (using Disconnect()), closing
# down any network connection it may have
NM_SERVICE_NAME="org.freedesktop.NetworkManager"
NM_OBJECT_PATH="/org/freedesktop/NetworkManager"
DEVICE_IFACE="org.freedesktop.NetworkManager.Device"
DEVICE_DISCONNECT=${DEVICE_IFACE}".Disconnect"
NM_GET_DEVICES="org.freedesktop.NetworkManager.GetDevices"
DBUS_PROPERTIES_GET="org.freedesktop.DBus.Properties.Get"
get_devices()
{
dbus-send --system --print-reply --dest=$NM_SERVICE_NAME $NM_OBJECT_PATH $NM_GET_DEVICES | \
grep "object path" | cut -d '"' -f2
}
get_device_property()
{
# first arg: device object path
# second arg: property name
# returns: property value
dbus-send --system --print-reply --dest=$NM_SERVICE_NAME "$1" $DBUS_PROPERTIES_GET string:$DEVICE_IFACE string:"$2" | \
grep "variant" | awk '{print $3}' | sed 's/"//g'
}
disconnect_device ()
{
# first arg: device interface name
for device in `get_devices`
do
DEV_INTERFACE=`get_device_property "$device" "Interface"`
if [ "$DEV_INTERFACE" = "$1" ]; then
echo "Device with interface '$1' found -> disconnecting."
dbus-send --system --print-reply --dest=$NM_SERVICE_NAME $device $DEVICE_DISCONNECT
return 0
fi
done
echo "Device with interface '$1' not found." >&2
return 1
}
# --- main program ---
if [ ! -n "$1" ]; then
echo "Usage: `basename $0` <interface name>"
exit 2
fi
# disconnect device
disconnect_device $1