etc/rc.d/netif

   1 #!/bin/sh
   2 #
   3 # Copyright (c) 2003 The FreeBSD Project. All rights reserved.
   4 #
   5 # Redistribution and use in source and binary forms, with or without
   6 # modification, are permitted provided that the following conditions
   7 # are met:
   8 # 1. Redistributions of source code must retain the above copyright
   9 #    notice, this list of conditions and the following disclaimer.
  10 # 2. Redistributions in binary form must reproduce the above copyright
  11 #    notice, this list of conditions and the following disclaimer in the
  12 #    documentation and/or other materials provided with the distribution.
  13 #
  14 # THIS SOFTWARE IS PROVIDED BY THE PROJECT ``AS IS'' AND ANY EXPRESS OR
  15 # IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
  16 # OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
  17 # IN NO EVENT SHALL THE PROJECT BE LIABLE FOR ANY DIRECT, INDIRECT,
  18 # INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
  19 # NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
  20 # DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
  21 # THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  22 # (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
  23 # THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  24 #
  25 # $FreeBSD: src/etc/rc.d/netif,v 1.2 2003/06/29 05:34:41 mtm Exp $
  26 # $DragonFly: src/etc/rc.d/netif,v 1.8 2008/07/06 23:56:32 thomas Exp $
  27 #
  28
  29 # PROVIDE: netif
  30 # REQUIRE: atm1 ipfilter mountcritlocal serial sppp sysctl tty
  31
  32 . /etc/rc.subr
  33 . /etc/network.subr
  34
  35 name="network"
  36 start_cmd="network_start"
  37 stop_cmd="network_stop"
  38 cloneup_cmd="clone_up"
  39 clonedown_cmd="clone_down"
  40 extra_commands="cloneup clonedown"
  41 _cmdifn=
  42
  43 network_start()
  44 {
  45         # Set the list of interfaces to work on.
  46         #
  47         _cmdifn=$*
  48
  49         if [ -z "$_cmdifn" ]; then
  50                 #
  51                 # We're operating as a general network start routine.
  52                 #
  53
  54                 # Create cloned interfaces
  55                 clone_up
  56
  57                 # Create IPv6<-->IPv4 tunnels
  58                 gif_up
  59
  60                 # Rename interfaces.
  61                 ifnet_rename
  62         fi
  63
  64         # Configure the interface(s).
  65         network_common ifn_start verbose
  66
  67         # Give our interfaces a little time to come up
  68         # before we start pounding them.  In particular, dhclient
  69         # and named can get mightily confused.
  70         sleep 2
  71
  72         # Resync ipfilter
  73         /etc/rc.d/ipfilter resync
  74 }
  75
  76 network_stop()
  77 {
  78         # Set the list of interfaces to work on.
  79         #
  80         _cmdifn=$*
  81
  82         echo -n "Stopping network:"
  83
  84         # Deconfigure the interface(s)
  85         network_common ifn_stop
  86         echo '.'
  87 }
  88
  89 # network_common routine verbose
  90 #       Common configuration subroutine for network interfaces. This
  91 #       routine takes all the preparatory steps needed for configuring
  92 #       an interface and then calls $routine. If $verbose is specified,
  93 #       it will call ifconfig(8) to show, in long format, the configured
  94 #       interfaces. If $verbose is not given, it will simply output the
  95 #       configured interface(s).
  96 network_common()
  97 {
  98         _func=
  99         _verbose=
 100
 101         if [ -z "$1" ]; then
 102                 err 1 "network_common(): No function name specified."
 103         else
 104                 _func="$1"
 105         fi
 106         [ -n "$2" ] && _verbose=yes
 107
 108         # Get a list of network interfaces.
 109         _ifn_list="`list_net_interfaces`"
 110
 111         # Set the scope of the command (all interfaces or just one).
 112         #
 113         _cooked_list=
 114         if [ -n "$_cmdifn" ]; then
 115                 for i in $_cmdifn ; do
 116                         eval _if=\"`expr "$_ifn_list" : ".*\(${i}\).*"`\"
 117                         if [ -z "$_if" ]; then
 118                                 err 1 "No such network interface: $i"
 119                         fi
 120                         _cooked_list="$_cooked_list $_if"
 121                 done
 122         else
 123                 _cooked_list="$_ifn_list"
 124         fi
 125
 126         for ifn in ${_cooked_list}; do
 127                 if ${_func} ${ifn} ; then
 128                         eval showstat_$ifn=1
 129                 else
 130                         _fail="$_fail $ifn"
 131                 fi
 132         done
 133
 134         # Display interfaces configured by this script
 135         #
 136         for ifn in ${_cooked_list}; do
 137                 eval showstat=\$showstat_${ifn}
 138                 if [ ! -z ${showstat} ]; then
 139                         if [ -n "$_verbose" ]; then
 140                                 ifconfig ${ifn}
 141                         else
 142                                 echo -n " ${ifn}"
 143                         fi
 144                 fi
 145         done
 146         debug "The following interfaces were not configured: $_fail"
 147 }
 148
 149 ifn_start()
 150 {
 151         local ifn cfg
 152         ifn="$1"
 153         cfg=1
 154
 155         [ -z "$ifn" ] && return 1
 156
 157         ifscript_up ${ifn} && cfg=0
 158         ifconfig_up ${ifn} && cfg=0
 159         ifalias_up ${ifn} && cfg=0
 160         ipx_up ${ifn} && cfg=0
 161
 162         return $cfg
 163 }
 164
 165 ifn_stop()
 166 {
 167         local ifn cfg
 168         ifn="$1"
 169         cfg=1
 170
 171         [ -z "$ifn" ] && return 1
 172
 173         ipx_down ${ifn} && cfg=0
 174         ifalias_down ${ifn} && cfg=0
 175         ifconfig_down ${ifn} && cfg=0
 176         ifscript_down ${ifn} && cfg=0
 177
 178         return $cfg
 179 }
 180
 181 load_rc_config $name
 182 run_rc_command $*