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core/rc: add basic rc.networking support
author David Demelier <markand@malikania.fr>
date Tue, 23 Jul 2019 23:00:00 +0200
parents
children 4088afe6988e
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58211c615a8c core/rc: add basic rc.networking support
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1 #!/bin/sh
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2 #
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3 # /etc/rc.init -- basic networking script
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4 #
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5 # Copyright (c) 2019 David Demelier <markand@malikania.fr>
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6 #
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7 # Permission to use, copy, modify, and/or distribute this software for any
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8 # purpose with or without fee is hereby granted, provided that the above
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9 # copyright notice and this permission notice appear in all copies.
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10 #
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11 # THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
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12 # WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
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13 # MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
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14 # ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
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15 # WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
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16 # ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
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17 # OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
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18 #
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19
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20 #
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21 # This script is provided mostly for static configuration and/or more complex
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22 # scenarios where the system administrator requires full control over the
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23 # networking interfaces. Most people would prefer using dhcpcd for simple
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24 # configurations or NetworkManager on desktop systems.
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25 #
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26 # The file /etc/rc.networking allows you to define functions for each interface
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27 # and will automatically call "start" and "stop" at boot and shutdown
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28 # respectively.
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29 #
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30 # See below for basic examples and uncomment the appropriate one.
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31 #
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32
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33 if [ -f /etc/rc.conf ]; then
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34 . /etc/rc.conf
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35 fi
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36
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37 lo()
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38 {
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39 echo "Setting network interface: lo"
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40
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41 case $1 in
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42 "start")
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43 ip link set dev lo up
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44 ip addr add 127.0.0.1/8 dev lo
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45 ip -6 addr add ::1/128 dev lo
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46 ;;
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47 "stop")
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48 ip -6 addr del ::1/128 dev lo
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49 ip addr del 127.0.0.1 dev lo
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50 ip link set dev lo down
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51 ;;
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52 esac
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53 }
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54
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55 #
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56 # Example 1: static IP on eth0 interface.
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57 #
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58 # eth0()
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59 # {
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60 # echo "Setting network interface: eth0"
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61 #
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62 # case $1 in
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63 # "start")
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64 # ip link set eth0 up
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65 # ip addr add 192.168.0.1 dev eth0
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66 # ;;
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67 # "stop")
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68 # ip addr del 192.168.0.1 dev eth0
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69 # ip link set eth0 down
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70 # ;;
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71 # esac
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72 # }
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73 #
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74
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75 usage()
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76 {
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77 echo "usage: $(basename $0) start|stop [interface]" 1>&2
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78 exit 1
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79 }
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80
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81 if [ $# -eq 0 ]; then
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82 usage
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83 # NOTREACHED
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84 fi
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85
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86 case $1 in
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87 "start"|"stop")
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88 #
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89 # If no interface is given, iterate over all defined in
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90 # INTERFACES from /etc/rc.conf.
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91 #
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92 if [ $# -eq 1 ]; then
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93 for iface in $INTERFACES; do
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94 $iface $1
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95 done
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96 else
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97 $2 $1
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98 fi
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99
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100 ;;
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101 *)
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102 usage
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103 # NOTREACHED
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104 ;;
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105 esac