273 lines
5.6 KiB
Bash
Executable File
273 lines
5.6 KiB
Bash
Executable File
#!/bin/sh -
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#
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# $FreeBSD$
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#
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# pccard_ether interfacename [start|stop] [ifconfig option]
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#
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# example: pccard_ether fxp0 start link0
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#
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. /etc/network.subr
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stop_dhcp() {
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# If dhclient is already running, record
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# its interfaces.
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if [ -x /usr/bin/grep ]; then
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eval _active_list=\"`/bin/ps -axwww | \
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/usr/bin/grep dhclient | \
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/usr/bin/grep -v grep | \
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/usr/bin/sed -e 's|^.*dhclient||' | \
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/usr/bin/awk '{for (i=1;i<=NF;i++) \
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{ if ($i~/[a-zA-Z].[0-9]$/) \
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{ printf(" %s",$i) } }}'` \
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\"
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fi
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# Get the rc.conf list of dhcp configured interfaces
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static_dhcp_list="`list_net_interfaces dhcp`"
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# Get the current ifconfig list of interfaces
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_aprefix=
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_nlist=
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for _if in ${_active_list} ; do
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_test_if=`ifconfig ${_if} 2>&1`
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case "$_test_if" in
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"ifconfig: interface $_if does not exist")
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;;
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${interface})
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# Don't record the same device twice.
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;;
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*)
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#
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# Catch devices which were specified before,
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# but have not been part of the rc. We need
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# them again for the restart.
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#
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for _cif in ${static_dhcp_list} ; do
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case "$_cif" in
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${_if})
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# Nothing to add
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;;
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*)
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# Found interface beside rc.conf
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_nlist="${_nlist}${_aprefix}${_if}"
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;;
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esac
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done
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_dhcplist="${_dhcplist}${_aprefix}${_if}"
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[ -z "$_aprefix" ] && _aprefix=' '
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;;
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esac
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done
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if [ -s /var/run/dhclient.pid ]; then
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pidfile="/var/run/dhclient.pid"
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else
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return
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fi
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/sbin/dhclient -r ${interface}
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rm -f ${pidfile}
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case ${startstop} in
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[Ss][Tt][Oo][Pp])
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if [ -z "${_nlist}" ]; then
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sh `/etc/rc.d/dhclient start`
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else
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start_dhcp_keep_current
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fi
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;;
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*)
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;;
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esac
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}
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start_dhcp() {
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stop_dhcp
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case ${pccard_ether_delay} in
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[Nn][Oo])
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;;
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[0-9]*)
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sleep ${pccard_ether_delay}
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;;
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esac
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[ -n "$dhcp_program" ] && dhclient_program="$dhcp_program"
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[ -n "$dhcp_flags" ] && dhclient_flags="$dhcp_flags"
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if [ -x "${dhclient_program}" ]; then
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interfaces=`echo $_dhcplist ${interface} | xargs -n 1 echo | sort -u`
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${dhclient_program} ${dhclient_flags} ${interfaces}
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else
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echo "${dhclient_program}: DHCP client software not available"
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fi
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}
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# Called after detaching a card, if dhclient has been
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# used for more than one interface.
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start_dhcp_keep_current() {
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[ -n "$dhcp_program" ] && dhclient_program="$dhcp_program"
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[ -n "$dhcp_flags" ] && dhclient_flags="$dhcp_flags"
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if [ -x "${dhclient_program}" ]; then
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${dhclient_program} ${dhclient_flags} \
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${_dhcplist}
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else
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echo "${dhclient_program}: DHCP client software not available"
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fi
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}
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# Suck in the configuration variables
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#
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if [ -r /etc/defaults/rc.conf ]; then
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. /etc/defaults/rc.conf
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source_rc_confs
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elif [ -r /etc/rc.conf ]; then
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. /etc/rc.conf
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fi
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interface=$1
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shift
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startstop=$1
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shift
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case ${pccard_ifconfig} in
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[Nn][Oo] | '')
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expr "${removable_interfaces}" : ".*${interface}" > /dev/null || exit 0
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;;
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*)
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# Backward compatible
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eval ifconfig_${interface}=\${pccard_ifconfig}
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;;
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esac
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case ${startstop} in
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[Ss][Tt][Aa][Rr][Tt] | '')
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if [ -x /usr/bin/grep ]; then
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if ifconfig ${interface} | grep -s netmask > /dev/null 2>&1; then
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# Interface is already up, so ignore it.
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exit 0
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fi
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fi
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if [ -r /etc/start_if.${interface} ]; then
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. /etc/start_if.${interface}
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fi
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eval ifconfig_args=\$ifconfig_${interface}
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case ${ifconfig_args} in
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[Nn][Oo] | '')
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;;
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[Dd][Hh][Cc][Pp])
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# Start up the DHCP client program
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start_dhcp
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;;
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*)
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# Do the primary ifconfig if specified
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ifconfig ${interface} ${ifconfig_args} $*
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# Check to see if aliases need to be added
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alias=0
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while :
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do
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eval ifx_args=\$ifconfig_${interface}_alias${alias}
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if [ -n "${ifx_args}" ]; then
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ifconfig ${interface} ${ifx_args} alias
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alias=`expr ${alias} + 1`
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else
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break;
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fi
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done
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# Do ipx address if specified
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eval ifx_args=\$ifconfig_${interface}_ipx
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if [ -n "${ifx_args}" ]; then
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ifconfig ${interface} ${ifx_args}
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fi
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# Add default route into $static_routes
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case ${defaultrouter} in
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[Nn][Oo] | '')
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;;
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*)
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static_routes="default ${static_routes}"
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route_default="default ${defaultrouter}"
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;;
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esac
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# Add private route for this interface into $static_routes
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eval ifx_routes=\$static_routes_${interface}
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if [ -n "${ifx_routes}" ]; then
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static_routes="${ifx_routes} ${static_routes}"
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fi
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# Set up any static routes if specified
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if [ -n "${static_routes}" ]; then
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for i in ${static_routes}; do
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eval route_args=\$route_${i}
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route add ${route_args}
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done
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fi
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;;
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esac
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# IPv6 setup
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case ${ipv6_enable} in
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[Yy][Ee][Ss])
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if [ -r /etc/network.subr ]; then
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. /etc/network.subr
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network6_interface_setup ${interface}
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fi
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;;
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esac
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;;
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# Stop the interface
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*)
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if [ -r /etc/stop_if.${interface} ]; then
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. /etc/stop_if.${interface}
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fi
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eval ifconfig_args=\$ifconfig_${interface}
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case ${ifconfig_args} in
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[Nn][Oo] | '')
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;;
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[Dd][Hh][Cc][Pp])
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# Stop the DHCP client for this interface
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stop_dhcp
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;;
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*)
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# Delete static route if specified
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eval ifx_routes=\$static_routes_${interface}
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if [ -n "${ifx_routes}" ]; then
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for i in ${ifx_routes}; do
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eval route_args=\$route_${i}
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route delete ${route_args}
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done
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fi
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# Delete aliases if exist
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alias=0
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while :
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do
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eval ifx_args=\$ifconfig_${interface}_alias${alias}
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if [ -n "${ifx_args}" ]; then
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ifconfig ${interface} ${ifx_args} alias delete
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alias=`expr ${alias} + 1`
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else
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break;
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fi
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done
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;;
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esac
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# Remove the network interface and cleaning ARP table
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ifconfig ${interface} delete
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arp -d -a
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# Clean the routing table
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case ${removable_route_flush} in
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[Nn][Oo])
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;;
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*)
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# flush beforehand, just in case....
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route -n flush -inet
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;;
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esac
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;;
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esac
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