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143085107b
* Space -> tabs conversion. * Removed blanks before semicolon in "if ... ; then". * Proper indentation of misindented lines. * Put a full stop after some comments. * Removed whitespace at end of line. Approved by: silence from gordon
227 lines
4.5 KiB
Bash
227 lines
4.5 KiB
Bash
#!/bin/sh -x
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#
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# $FreeBSD$
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#
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# PROVIDE: network1
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# REQUIRE: atm1 ipfilter mountcritlocal pccard serial sppp sysctl tty
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# KEYWORD: FreeBSD
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. /etc/rc.subr
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name="network1"
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start_cmd="network_start"
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stop_cmd="network_stop"
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convert_host_conf()
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{
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host_conf=$1; shift;
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nsswitch_conf=$1; shift;
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awk ' \
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/^[:blank:]*#/ { next } \
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/(hosts|local|file)/ { nsswitch[c] = "files"; c++; next } \
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/(dns|bind)/ { nsswitch[c] = "dns"; c++; next } \
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/nis/ { nsswitch[c] = "nis"; c++; next } \
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{ printf "Warning: unrecognized line [%s]", $0 > "/dev/stderr" } \
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END { \
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printf "hosts: "; \
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for (i in nsswitch) printf "%s ", nsswitch[i]; \
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printf "\n"; \
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}' < $host_conf > $nsswitch_conf
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}
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generate_host_conf()
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{
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nsswitch_conf=$1; shift;
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host_conf=$1; shift;
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awk '
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BEGIN {
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xlat["files"] = "hosts";
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xlat["dns"] = "bind";
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xlat["nis"] = "nis";
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cont = 0;
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}
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sub(/^[\t ]*hosts:/, "") || cont {
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if (!cont)
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srcs = ""
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sub(/#.*/, "")
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gsub(/[][]/, " & ")
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cont = sub(/\\$/, "")
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srcs = srcs " " $0
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}
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END {
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print "# Auto-generated from nsswitch.conf, do not edit"
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ns = split(srcs, s)
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for (n = 1; n <= ns; ++n) {
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if (s[n] in xlat)
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print xlat[s[n]]
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}
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}
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' <$nsswitch_conf >$host_conf
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}
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network_gif_setup() {
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case ${gif_interfaces} in
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[Nn][Oo] | '')
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;;
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*)
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for i in ${gif_interfaces}; do
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eval peers=\$gifconfig_$i
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case ${peers} in
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'')
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continue
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;;
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*)
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ifconfig $i create >/dev/null 2>&1
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ifconfig $i tunnel ${peers}
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ifconfig $i up
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;;
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esac
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done
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;;
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esac
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}
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network_start()
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{
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# set hostname, turn on network
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#
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echo -n "Doing initial network setup:"
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# Generate host.conf for compatibility
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#
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if [ -f "/etc/nsswitch.conf" ]; then
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echo -n ' host.conf'
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generate_host_conf /etc/nsswitch.conf /etc/host.conf
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fi
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# Convert host.conf to nsswitch.conf if necessary
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#
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if [ -f "/etc/host.conf" -a ! -f "/etc/nsswitch.conf" ]; then
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echo ''
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echo 'Warning: /etc/host.conf is no longer used'
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echo ' /etc/nsswitch.conf will be created for you'
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convert_host_conf /etc/host.conf /etc/nsswitch.conf
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fi
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# Set the host name if it is not already set
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#
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if [ -z "`hostname -s`" ]; then
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hostname ${hostname}
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echo -n ' hostname'
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fi
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# Set the domainname if we're using NIS
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#
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case ${nisdomainname} in
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[Nn][Oo]|'')
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;;
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*)
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domainname ${nisdomainname}
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echo -n ' domain'
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;;
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esac
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echo '.'
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# Attempt to create cloned interfaces.
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for ifn in ${cloned_interfaces}; do
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ifconfig ${ifn} create
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done
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# gifconfig
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network_gif_setup
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# Set up all the network interfaces, calling startup scripts if needed
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#
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case ${network_interfaces} in
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[Aa][Uu][Tt][Oo])
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network_interfaces="`ifconfig -l`"
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;;
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*)
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network_interfaces="${network_interfaces} ${cloned_interfaces}"
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;;
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esac
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dhcp_interfaces=""
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for ifn in ${network_interfaces}; do
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if [ -r /etc/start_if.${ifn} ]; then
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. /etc/start_if.${ifn}
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eval showstat_$ifn=1
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fi
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# Do the primary ifconfig if specified
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#
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eval ifconfig_args=\$ifconfig_${ifn}
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case ${ifconfig_args} in
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'')
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;;
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[Dd][Hh][Cc][Pp])
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# DHCP inits are done all in one go below
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dhcp_interfaces="$dhcp_interfaces $ifn"
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eval showstat_$ifn=1
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;;
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*)
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ifconfig ${ifn} ${ifconfig_args}
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eval showstat_$ifn=1
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;;
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esac
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done
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if [ ! -z "${dhcp_interfaces}" ]; then
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${dhcp_program:-/sbin/dhclient} ${dhcp_flags} ${dhcp_interfaces}
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fi
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for ifn in ${network_interfaces}; do
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# Check to see if aliases need to be added
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#
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alias=0
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while : ; do
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eval ifconfig_args=\$ifconfig_${ifn}_alias${alias}
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if [ -n "${ifconfig_args}" ]; then
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ifconfig ${ifn} ${ifconfig_args} alias
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eval showstat_$ifn=1
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alias=$((${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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#
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eval ifconfig_args=\$ifconfig_${ifn}_ipx
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if [ -n "${ifconfig_args}" ]; then
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ifconfig ${ifn} ${ifconfig_args}
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eval showstat_$ifn=1
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fi
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done
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# Display ifconfiged interfaces
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for ifn in ${network_interfaces}; do
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eval showstat=\$showstat_${ifn}
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if [ ! -z ${showstat} ]; then
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ifconfig ${ifn}
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fi
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done
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# Resync ipfilter
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/etc/rc.d/ipfilter resync
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}
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network_stop()
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{
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echo -n "Stopping network:"
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# flush routes
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#
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echo -n " flush routes"
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route -n flush
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echo '.'
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}
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load_rc_config $name
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run_rc_command "$1"
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