etc/pccard_ether

   1 #!/bin/sh -
   2 #
   3 # $FreeBSD$
   4 #
   5 # pccard_ether interfacename [start|stop] [ifconfig option]
   6 #
   7 # example: pccard_ether fxp0 start link0
   8 #
   9
  10 . /etc/network.subr
  11
  12 stop_dhcp() {
  13         # If dhclient is already running, record
  14         # its interfaces.
  15         if [ -x /usr/bin/grep ]; then
  16                 eval _active_list=\"`/bin/ps -axwww | \
  17                         /usr/bin/grep dhclient | \
  18                         /usr/bin/grep -v grep | \
  19                         /usr/bin/sed -e 's|^.*dhclient||' | \
  20                         /usr/bin/awk '{for (i=1;i<=NF;i++) \
  21                                 { if ($i~/[a-zA-Z].[0-9]$/) \
  22                                 { printf(" %s",$i) } }}'` \
  23                         \"
  24         fi
  25
  26         # Get the rc.conf list of dhcp configured interfaces
  27         static_dhcp_list="`list_net_interfaces dhcp`"
  28
  29         # Get the current ifconfig list of interfaces
  30         _aprefix=
  31         _nlist=
  32         for _if in ${_active_list} ; do
  33                 _test_if=`ifconfig ${_if} 2>&1`
  34                 case "$_test_if" in
  35                 "ifconfig: interface $_if does not exist")
  36                         ;;
  37                 ${interface})
  38                         # Don't record the same device twice.
  39                         ;;
  40                 *)
  41                         #
  42                         # Catch devices which were specified before,
  43                         # but have not been part of the rc. We need
  44                         # them again for the restart.
  45                         #
  46                         for _cif in ${static_dhcp_list} ; do
  47                                 case "$_cif" in
  48                                 ${_if})
  49                                         # Nothing to add
  50                                         ;;
  51                                 *)
  52                                         # Found interface beside rc.conf
  53                                         _nlist="${_nlist}${_aprefix}${_if}"
  54                                         ;;
  55                                 esac
  56                         done
  57                         _dhcplist="${_dhcplist}${_aprefix}${_if}"
  58                         [ -z "$_aprefix" ] && _aprefix=' '
  59                         ;;
  60                 esac
  61         done
  62
  63         if [ -s /var/run/dhclient.pid ]; then
  64                 pidfile="/var/run/dhclient.pid"
  65         else
  66                 return
  67         fi
  68         /sbin/dhclient -r ${interface}
  69         rm -f ${pidfile}
  70         case ${startstop} in
  71         [Ss][Tt][Oo][Pp])
  72                 if [ -z "${_nlist}" ]; then
  73                         sh `/etc/rc.d/dhclient start`
  74                 else
  75                         start_dhcp_keep_current
  76                 fi
  77                 ;;
  78         *)
  79                 ;;
  80         esac
  81 }
  82
  83 start_dhcp() {
  84         stop_dhcp
  85         case ${pccard_ether_delay} in
  86         [Nn][Oo])
  87                 ;;
  88         [0-9]*)
  89                 sleep ${pccard_ether_delay}
  90                 ;;
  91         esac
  92         [ -n "$dhcp_program" ] && dhclient_program="$dhcp_program"
  93         [ -n "$dhcp_flags" ] && dhclient_flags="$dhcp_flags"
  94         if [ -x "${dhclient_program}" ]; then
  95                 interfaces=`echo $_dhcplist ${interface} | xargs -n 1 echo | sort -u`
  96                 ${dhclient_program} ${dhclient_flags}  ${interfaces}
  97         else
  98                 echo "${dhclient_program}: DHCP client software not available"
  99         fi
 100 }
 101
 102 # Called after detaching a card, if dhclient has been
 103 # used for more than one interface.
 104 start_dhcp_keep_current() {
 105         [ -n "$dhcp_program" ] && dhclient_program="$dhcp_program"
 106         [ -n "$dhcp_flags" ] && dhclient_flags="$dhcp_flags"
 107         if [ -x "${dhclient_program}" ]; then
 108                 ${dhclient_program} ${dhclient_flags} \
 109                         ${_dhcplist}
 110         else
 111                 echo "${dhclient_program}: DHCP client software not available"
 112         fi
 113 }
 114
 115 # Suck in the configuration variables
 116 #
 117 if [ -r /etc/defaults/rc.conf ]; then
 118         . /etc/defaults/rc.conf
 119         source_rc_confs
 120 elif [ -r /etc/rc.conf ]; then
 121         . /etc/rc.conf
 122 fi
 123
 124 interface=$1
 125 shift
 126 startstop=$1
 127 shift
 128
 129 case ${pccard_ifconfig} in
 130 [Nn][Oo] | '')
 131         expr "${removable_interfaces}" : ".*${interface}" > /dev/null || exit 0
 132         ;;
 133 *)
 134         # Backward compatible
 135         eval ifconfig_${interface}=\${pccard_ifconfig}
 136         ;;
 137 esac
 138
 139 case ${startstop} in
 140 [Ss][Tt][Aa][Rr][Tt] | '')
 141         if [ -x /usr/bin/grep ]; then
 142                 if ifconfig ${interface} | grep -s netmask > /dev/null 2>&1; then
 143                     # Interface is already up, so ignore it.
 144                     exit 0
 145                 fi
 146         fi
 147
 148         if [ -r /etc/start_if.${interface} ]; then
 149                 . /etc/start_if.${interface}
 150         fi
 151
 152         eval ifconfig_args=\$ifconfig_${interface}
 153         case ${ifconfig_args} in
 154         [Nn][Oo] | '')
 155                 ;;
 156         [Dd][Hh][Cc][Pp])
 157                 # Start up the DHCP client program
 158                 start_dhcp
 159                 ;;
 160         *)
 161                 # Do the primary ifconfig if specified
 162                 ifconfig ${interface} ${ifconfig_args} $*
 163
 164                 # Check to see if aliases need to be added
 165                 alias=0
 166                 while :
 167                 do
 168                         eval ifx_args=\$ifconfig_${interface}_alias${alias}
 169                         if [ -n "${ifx_args}" ]; then
 170                                 ifconfig ${interface} ${ifx_args} alias
 171                                 alias=`expr ${alias} + 1`
 172                         else
 173                                 break;
 174                         fi
 175                 done
 176
 177                 # Do ipx address if specified
 178                 eval ifx_args=\$ifconfig_${interface}_ipx
 179                 if [ -n "${ifx_args}" ]; then
 180                         ifconfig ${interface} ${ifx_args}
 181                 fi
 182
 183                 # Add default route into $static_routes
 184                 case ${defaultrouter} in
 185                 [Nn][Oo] | '')
 186                         ;;
 187                 *)
 188                         static_routes="default ${static_routes}"
 189                         route_default="default ${defaultrouter}"
 190                         ;;
 191                 esac
 192
 193                 # Add private route for this interface into $static_routes
 194                 eval ifx_routes=\$static_routes_${interface}
 195                 if [ -n "${ifx_routes}" ]; then
 196                         static_routes="${ifx_routes} ${static_routes}"
 197                 fi
 198
 199                 # Set up any static routes if specified
 200                 if [ -n "${static_routes}" ]; then
 201                         for i in ${static_routes}; do
 202                                 eval route_args=\$route_${i}
 203                                 route add ${route_args}
 204                         done
 205                 fi
 206                 ;;
 207         esac
 208
 209         # IPv6 setup
 210         case ${ipv6_enable} in
 211         [Yy][Ee][Ss])
 212                 if [ -r /etc/network.subr ]; then
 213                         . /etc/network.subr
 214                         network6_interface_setup ${interface}
 215                 fi
 216                 ;;
 217         esac
 218         ;;
 219 # Stop the interface
 220 *)
 221         if [ -r /etc/stop_if.${interface} ]; then
 222                 . /etc/stop_if.${interface}
 223         fi
 224
 225         eval ifconfig_args=\$ifconfig_${interface}
 226         case ${ifconfig_args} in
 227         [Nn][Oo] | '')
 228                 ;;
 229         [Dd][Hh][Cc][Pp])
 230                 # Stop the DHCP client for this interface
 231                 stop_dhcp
 232                 ;;
 233         *)
 234                 # Delete static route if specified
 235                 eval ifx_routes=\$static_routes_${interface}
 236                 if [ -n "${ifx_routes}" ]; then
 237                         for i in ${ifx_routes}; do
 238                                 eval route_args=\$route_${i}
 239                                 route delete ${route_args}
 240                         done
 241                 fi
 242
 243                 # Delete aliases if exist
 244                 alias=0
 245                 while :
 246                 do
 247                         eval ifx_args=\$ifconfig_${interface}_alias${alias}
 248                         if [ -n "${ifx_args}" ]; then
 249                                 ifconfig ${interface} ${ifx_args} alias delete
 250                                 alias=`expr ${alias} + 1`
 251                         else
 252                                 break;
 253                         fi
 254                 done
 255                 ;;
 256         esac
 257
 258         # Remove the network interface and cleaning ARP table
 259         ifconfig ${interface} delete
 260         arp -d -a
 261
 262         # Clean the routing table
 263         case ${removable_route_flush} in
 264         [Nn][Oo])
 265                 ;;
 266         *)
 267                 # flush beforehand, just in case....
 268                 route -n flush -inet
 269                 ;;
 270         esac
 271         ;;
 272 esac