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openSUSE:Backports:SLE-15-SP4:Update
network-autoconfig
network-autoconfig
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File network-autoconfig of Package network-autoconfig
#! /bin/bash # network-autoconfig: Find a connected eth interface and create an ifcfg for it. # This script should run at the first boot of a machine # that has several interfaces # Author: Martin Vidner <mvidner@suse.cz> # Reference: https://fate.suse.com/309518 https://fate.suse.com/316111 # Copyright (C) 2010 Novell, Inc. # Copyright © 2014 SUSE LLC # # Permission is hereby granted, free of charge, to any person obtaining a copy # of this software and associated documentation files (the "Software"), to # deal in the Software without restriction, including without limitation the # rights to use, copy, modify, merge, publish, distribute, sublicense, and/or # sell copies of the Software, and to permit persons to whom the Software is # furnished to do so, subject to the following conditions: # # The above copyright notice and this permission notice shall be included in # all copies or substantial portions of the Software. # # THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR # IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, # FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE # AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER # LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING # FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS # IN THE SOFTWARE. # FIXME we assume no config exists. what if it does? display+log a warning and overwrite, or skip # Be safe when testing, prolly support -h, -v # Should we check if more cables are connected? main() { # check_dependencies for INTERFACE in `interfaces`; do if connected $INTERFACE; then create_dhcp_ifcfg $INTERFACE break fi done } # prints non-loopback interface names, one per line interfaces() { ls /sys/class/net | grep -v '^lo$' } # $1 is interface name, like eth7 # returns true/false cable_connected() { # ifplugstatus requires ifplugd.rpm ifplugstatus $1 test $? = 2 # or grep ethtool } # $1 is interface name, like eth7 # returns true/false # requires wicked.rpm connected() { echo >&2 "$0: Trying $1" local WBINDIR=/usr/lib/wicked/bin $WBINDIR/wickedd-dhcp6 --test $1 | grep ^IPADDR && return 0 $WBINDIR/wickedd-dhcp4 --test $1 | grep ^IPADDR && return 0 return 1 } # $1 is interface name, like eth7 create_dhcp_ifcfg() { IFCFG=/etc/sysconfig/network/ifcfg-$1 if [ -f $IFCFG ]; then echo >&2 "$0: ifcfg already exists, will not overwrite $IFCFG" return 1 fi echo >&2 "$0: creating $IFCFG" cat >$IFCFG <<EOF # created by $0 BOOTPROTO='dhcp' STARTMODE='auto' EOF } main
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