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#!/bin/bash
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# Copyright (c) 2005 Gentoo Foundation
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# Distributed under the terms of the GNU General Public License v2
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# Contributed by Roy Marples (uberlord@gentoo.org)
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# char* rename_provides(void)
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#
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# Returns a string to change module definition for starting up
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rename_provides() {
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echo "rename"
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}
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# void rename_depend(void)
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#
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# Sets up the dependancies for the module
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rename_depend() {
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after macchanger macnet
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before wireless interface
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}
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# bool rename_check_installed(void)
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#
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# We are always installed
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rename_check_installed() {
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return 0
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}
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# bool rename_check_depends(void)
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#
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# Checks to see if we have the needed functions
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rename_check_depends() {
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return 0
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}
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# char* rename_get_vars(char *interface)
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#
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# Returns a string spaced with possible user set
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# configuration variables
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rename_get_vars() {
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echo "rename_$1"
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}
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# bool rename_pre_start(char *iface)
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#
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# Checks to see if we have to rename the interface
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rename_pre_start() {
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local iface="$1" newname="" mac ifvar=$( bash_variable "$1" )
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interface_exists "${iface}" || return 0
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eval newname=\"\$\{rename_${ifvar}\}\"
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[[ -z ${newname} || ${iface} == "${newname}" ]] && return 0
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# We cannot rename vlan interfaces as /proc/net/vlan/config always
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# returns the old interface name. We don't bail out though as it's
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# not critical that the interface gets renamed.
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if [[ -d /proc/net/vlan/config ]] ; then
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if grep -q "^eth0.2 " /proc/net/vlan/config ; then
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eerror "Cannot rename VLAN interfaces"
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return 0
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fi
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fi
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ebegin "Renaming \"${iface}\" to \"${newname}\""
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# Ensure that we have an init script
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[[ ! -e "/etc/init.d/net.${newname}" ]] \
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&& ( cd /etc/init.d ; ln -s net.lo "net.${newname}" )
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# Ensure that the interface is down and without any addresses or we
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# will not work
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interface_del_addresses "${iface}"
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interface_down "${iface}"
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interface_set_name "${iface}" "${newname}"
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eend "$?" "Failed to rename interface" || return 1
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# Mark us as stopped, start the new interface and bail cleanly
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mark_service_stopped "net.${iface}"
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einfo "Stopped configuration of ${iface} due to renaming"
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service_stopped "net.${newname}" && start_service "net.${newname}"
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exit 1
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}
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# vim:ts=4
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