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freebsd/etc/rc.d/network1
Mike Makonnen c2762004a6 Remove a debugging aid the crept in during the last commit. It doesn't
really make much difference since this script is not used during startup
and is due to be removed before RELENG_5.

Submitted by: "Simon L. Nielsen" <simon@nitro.dk>
2003-06-06 13:00:43 +00:00

227 lines
4.5 KiB
Bash

#!/bin/sh
#
# $FreeBSD$
#
# PROVIDE: network1
# REQUIRE: atm1 ipfilter mountcritlocal pccard serial sppp sysctl tty
# KEYWORD: FreeBSD nostart
. /etc/rc.subr
name="network1"
start_cmd="network_start"
stop_cmd="network_stop"
convert_host_conf()
{
host_conf=$1; shift;
nsswitch_conf=$1; shift;
awk ' \
/^[:blank:]*#/ { next } \
/(hosts|local|file)/ { nsswitch[c] = "files"; c++; next } \
/(dns|bind)/ { nsswitch[c] = "dns"; c++; next } \
/nis/ { nsswitch[c] = "nis"; c++; next } \
{ printf "Warning: unrecognized line [%s]", $0 > "/dev/stderr" } \
END { \
printf "hosts: "; \
for (i in nsswitch) printf "%s ", nsswitch[i]; \
printf "\n"; \
}' < $host_conf > $nsswitch_conf
}
generate_host_conf()
{
nsswitch_conf=$1; shift;
host_conf=$1; shift;
awk '
BEGIN {
xlat["files"] = "hosts";
xlat["dns"] = "bind";
xlat["nis"] = "nis";
cont = 0;
}
sub(/^[\t ]*hosts:/, "") || cont {
if (!cont)
srcs = ""
sub(/#.*/, "")
gsub(/[][]/, " & ")
cont = sub(/\\$/, "")
srcs = srcs " " $0
}
END {
print "# Auto-generated from nsswitch.conf, do not edit"
ns = split(srcs, s)
for (n = 1; n <= ns; ++n) {
if (s[n] in xlat)
print xlat[s[n]]
}
}
' <$nsswitch_conf >$host_conf
}
network_gif_setup() {
case ${gif_interfaces} in
[Nn][Oo] | '')
;;
*)
for i in ${gif_interfaces}; do
eval peers=\$gifconfig_$i
case ${peers} in
'')
continue
;;
*)
ifconfig $i create >/dev/null 2>&1
ifconfig $i tunnel ${peers}
ifconfig $i up
;;
esac
done
;;
esac
}
network_start()
{
# set hostname, turn on network
#
echo -n "Doing initial network setup:"
# Generate host.conf for compatibility
#
if [ -f "/etc/nsswitch.conf" ]; then
echo -n ' host.conf'
generate_host_conf /etc/nsswitch.conf /etc/host.conf
fi
# Convert host.conf to nsswitch.conf if necessary
#
if [ -f "/etc/host.conf" -a ! -f "/etc/nsswitch.conf" ]; then
echo ''
echo 'Warning: /etc/host.conf is no longer used'
echo ' /etc/nsswitch.conf will be created for you'
convert_host_conf /etc/host.conf /etc/nsswitch.conf
fi
# Set the host name if it is not already set
#
if [ -z "`hostname -s`" ]; then
hostname ${hostname}
echo -n ' hostname'
fi
# Set the domainname if we're using NIS
#
case ${nisdomainname} in
[Nn][Oo]|'')
;;
*)
domainname ${nisdomainname}
echo -n ' domain'
;;
esac
echo '.'
# Attempt to create cloned interfaces.
for ifn in ${cloned_interfaces}; do
ifconfig ${ifn} create
done
# gifconfig
network_gif_setup
# Set up all the network interfaces, calling startup scripts if needed
#
case ${network_interfaces} in
[Aa][Uu][Tt][Oo])
network_interfaces="`ifconfig -l`"
;;
*)
network_interfaces="${network_interfaces} ${cloned_interfaces}"
;;
esac
dhcp_interfaces=""
for ifn in ${network_interfaces}; do
if [ -r /etc/start_if.${ifn} ]; then
. /etc/start_if.${ifn}
eval showstat_$ifn=1
fi
# Do the primary ifconfig if specified
#
eval ifconfig_args=\$ifconfig_${ifn}
case ${ifconfig_args} in
'')
;;
[Dd][Hh][Cc][Pp])
# DHCP inits are done all in one go below
dhcp_interfaces="$dhcp_interfaces $ifn"
eval showstat_$ifn=1
;;
*)
ifconfig ${ifn} ${ifconfig_args}
eval showstat_$ifn=1
;;
esac
done
if [ ! -z "${dhcp_interfaces}" ]; then
${dhcp_program:-/sbin/dhclient} ${dhcp_flags} ${dhcp_interfaces}
fi
for ifn in ${network_interfaces}; do
# Check to see if aliases need to be added
#
alias=0
while : ; do
eval ifconfig_args=\$ifconfig_${ifn}_alias${alias}
if [ -n "${ifconfig_args}" ]; then
ifconfig ${ifn} ${ifconfig_args} alias
eval showstat_$ifn=1
alias=$((${alias} + 1))
else
break;
fi
done
# Do ipx address if specified
#
eval ifconfig_args=\$ifconfig_${ifn}_ipx
if [ -n "${ifconfig_args}" ]; then
ifconfig ${ifn} ${ifconfig_args}
eval showstat_$ifn=1
fi
done
# Display ifconfiged interfaces
for ifn in ${network_interfaces}; do
eval showstat=\$showstat_${ifn}
if [ ! -z ${showstat} ]; then
ifconfig ${ifn}
fi
done
# Resync ipfilter
/etc/rc.d/ipfilter resync
}
network_stop()
{
echo -n "Stopping network:"
# flush routes
#
echo -n " flush routes"
route -n flush
echo '.'
}
load_rc_config $name
run_rc_command "$1"