Remove remains of the "real" device type
[people/stevee/network.git] / src / udev / network-hotplug-rename
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1#!/bin/bash
2###############################################################################
3# #
4# IPFire.org - A linux based firewall #
5# Copyright (C) 2011 Michael Tremer & Christian Schmidt #
6# #
7# This program is free software: you can redistribute it and/or modify #
8# it under the terms of the GNU General Public License as published by #
9# the Free Software Foundation, either version 3 of the License, or #
10# (at your option) any later version. #
11# #
12# This program is distributed in the hope that it will be useful, #
13# but WITHOUT ANY WARRANTY; without even the implied warranty of #
14# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the #
15# GNU General Public License for more details. #
16# #
17# You should have received a copy of the GNU General Public License #
18# along with this program. If not, see <http://www.gnu.org/licenses/>. #
19# #
20###############################################################################
21
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22# Setup logging.
23LOG_FACILITY="network-hotplug-rename"
24LOG_DISABLE_STDOUT="true"
25
26. /usr/lib/network/functions
27
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28# Read network settings
29network_settings_read
df468241 30
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31# Setup the locking.
32LOCKFILE="${RUN_DIR}/.rename_lock"
33function cleanup() {
34 lock_release ${LOCKFILE}
35}
36trap cleanup EXIT TERM KILL
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37
38# Check if the INTERFACE variable is properly set.
39assert isset INTERFACE
40
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41# Log what we are doing here.
42log DEBUG "Called for interface '${INTERFACE}'."
43
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44# Just check if the device has already vanished.
45device_exists ${INTERFACE} || exit ${EXIT_ERROR}
46
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47# Acquiring lock for this operation.
48lock_acquire ${LOCKFILE}
49
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50# Check if the device is already in use and
51# prevent the script to touch it in any way.
52if ! device_is_free ${INTERFACE}; then
53 log ERROR "The device '${INTERFACE}' is in use."
54 exit ${EXIT_ERROR}
55fi
56
57# Determine the type of the device and then see what
58# we need to do with it.
59type=$(device_get_type ${INTERFACE})
60log DEBUG "Interface '${INTERFACE}' is of type '${type}'."
61
62case "${type}" in
5dfc94a8 63 ethernet)
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64 # Search within all the port configurations
65 # if this port has already been configured.
66 for port in $(ports_get_all); do
67 port_cmd hotplug_rename ${port} ${INTERFACE} &>/dev/null
68 if [ $? -eq ${EXIT_TRUE} ]; then
69 echo "${port}"
70 exit ${EXIT_OK}
71 fi
72 done
73
74 # If no port configuration could be found,
75 # we search for the next unused name and return that.
76 port=$(port_find_free ${PORT_PATTERN})
77 echo "${port}"
78
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79 log DEBUG "Could not find an existing port configuration for '${INTERFACE}'"
80 log DEBUG "Renaming interface '${INTERFACE}' to '${port}'"
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81 ;;
82esac
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2eaf16f3 84exit ${EXIT_OK}