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Diffstat (limited to 'source/n/network-scripts/scripts/netconfig')
| -rw-r--r-- | source/n/network-scripts/scripts/netconfig | 632 |
1 files changed, 632 insertions, 0 deletions
diff --git a/source/n/network-scripts/scripts/netconfig b/source/n/network-scripts/scripts/netconfig new file mode 100644 index 00000000..04afd698 --- /dev/null +++ b/source/n/network-scripts/scripts/netconfig @@ -0,0 +1,632 @@ +#!/bin/sh +# A script to do basic network configuration. +# Mostly written by Patrick Volkerding <volkerdi@slackware.com>. +# Modified to use /etc/rc.d/rc.inet1.conf Tue Aug 26 16:51:48 PDT 2003 <pjv> + +write_config_files() { +# +############################################################################ +# The rc.inet1.conf file. +############################################################################ +# + +# If we're doing loopback, we don't want 127.0.0.1 and 255.255.255.0 in +# rc.inet1.conf... it's better to leave the values null. However, since +# we use the IP in other places, we need to make a copy for here. +RCIPCOPY=$IPADDR +RCMASKCOPY=$NETMASK +if [ "$RCIPCOPY" = "127.0.0.1" ]; then + RCIPCOPY="" + RCMASKCOPY="" +fi + +# echo "Creating /$RC..." +/bin/cat << ENDFILE > $RC +# /etc/rc.d/rc.inet1.conf +# +# This file contains the configuration settings for network interfaces. +# If USE_DHCP[interface] is set to "yes", this overrides any other settings. +# If you don't have an interface, leave the settings null (""). + +# You can configure network interfaces other than eth0,eth1... by setting +# IFNAME[interface] to the interface's name. If IFNAME[interface] is unset +# or empty, it is assumed you're configuring eth<interface>. + +# Several other parameters are available, the end of this file contains a +# comprehensive set of examples. + +# ============================================================================= + +# Config information for eth0: +IPADDR[0]="$RCIPCOPY" +NETMASK[0]="$RCMASKCOPY" +USE_DHCP[0]="$USE_DHCP" +DHCP_HOSTNAME[0]="$DHCP_HOSTNAME" + +# Config information for eth1: +IPADDR[1]="" +NETMASK[1]="" +USE_DHCP[1]="" +DHCP_HOSTNAME[1]="" + +# Config information for eth2: +IPADDR[2]="" +NETMASK[2]="" +USE_DHCP[2]="" +DHCP_HOSTNAME[2]="" + +# Config information for eth3: +IPADDR[3]="" +NETMASK[3]="" +USE_DHCP[3]="" +DHCP_HOSTNAME[3]="" + +# Default gateway IP address: +GATEWAY="$GATEWAY" + +# Change this to "yes" for debugging output to stdout. Unfortunately, +# /sbin/hotplug seems to disable stdout so you'll only see debugging output +# when rc.inet1 is called directly. +DEBUG_ETH_UP="no" + +## Example config information for wlan0. Uncomment the lines you need and fill +## in your info. (You may not need all of these for your wireless network) +#IFNAME[4]="wlan0" +#IPADDR[4]="" +#NETMASK[4]="" +#USE_DHCP[4]="yes" +#DHCP_HOSTNAME[4]="icculus-wireless" +#DHCP_KEEPRESOLV[4]="yes" +#DHCP_KEEPNTP[4]="yes" +#DHCP_KEEPGW[4]="yes" +#DHCP_IPADDR[4]="" +#WLAN_ESSID[4]=BARRIER05 +#WLAN_MODE[4]=Managed +##WLAN_RATE[4]="54M auto" +##WLAN_CHANNEL[4]="auto" +##WLAN_KEY[4]="D5AD1F04ACF048EC2D0B1C80C7" +##WLAN_IWPRIV[4]="set AuthMode=WPAPSK | set EncrypType=TKIP | set WPAPSK=96389dc66eaf7e6efd5b5523ae43c7925ff4df2f8b7099495192d44a774fda16" +#WLAN_WPA[4]="wpa_supplicant" +#WLAN_WPADRIVER[4]="ndiswrapper" + +## Some examples of additional network parameters that you can use. +## Config information for wlan0: +#IFNAME[4]="wlan0" # Use a different interface name nstead of + # the default 'eth4' +#HWADDR[4]="00:01:23:45:67:89" # Overrule the card's hardware MAC address +#MTU[4]="" # The default MTU is 1500, but you might need + # 1360 when you use NAT'ed IPSec traffic. +#DHCP_KEEPRESOLV[4]="yes" # If you dont want /etc/resolv.conf overwritten +#DHCP_KEEPNTP[4]="yes" # If you don't want ntp.conf overwritten +#DHCP_KEEPGW[4]="yes" # If you don't want the DHCP server to change + # your default gateway +#DHCP_IPADDR[4]="" # Request a specific IP address from the DHCP + # server +#WLAN_ESSID[4]=DARKSTAR # Here, you can override _any_ parameter + # defined in rc.wireless.conf, by prepending + # 'WLAN_' to the parameter's name. Useful for + # those with multiple wireless interfaces. +#WLAN_IWPRIV[4]="set AuthMode=WPAPSK | set EncrypType=TKIP | set WPAPSK=thekey" + # Some drivers require a private ioctl to be + # set through the iwpriv command. If more than + # one is required, you can place them in the + # IWPRIV parameter (separated with the pipe (|) + # character, see the example). +ENDFILE +# +############################################################################ +# The networks file. +############################################################################ +# +#echo "Creating /$ETCNETWORKS..." +/bin/cat <<EOF >$ETCNETWORKS +# +# networks This file describes a number of netname-to-address +# mappings for the TCP/IP subsystem. It is mostly +# used at boot time, when no name servers are running. +# + +loopback 127.0.0.0 +localnet $NETWORK + +# End of networks. +EOF +chmod 644 $ETCNETWORKS +# +############################################################################ +# The hosts file. +############################################################################ +# +#echo "Creating /$HOSTS..." +/bin/cat << EOF > $HOSTS +# +# hosts This file describes a number of hostname-to-address +# mappings for the TCP/IP subsystem. It is mostly +# used at boot time, when no name servers are running. +# On small systems, this file can be used instead of a +# "named" name server. Just add the names, addresses +# and any aliases to this file... +# +# By the way, Arnt Gulbrandsen <agulbra@nvg.unit.no> says that 127.0.0.1 +# should NEVER be named with the name of the machine. It causes problems +# for some (stupid) programs, irc and reputedly talk. :^) +# + +# For loopbacking. +127.0.0.1 localhost +$IPADDR $HOSTNM.$DOMAIN $HOSTNM + +# End of hosts. + +EOF +chmod 644 $HOSTS +# +############################################################################ +# The resolv.conf file. +############################################################################ +# +if [ ! "$NAMESERVER" = "" ]; then + echo "search $DOMAIN" >$RESOLV + echo "nameserver $NAMESERVER" >>$RESOLV +else + echo "search $DOMAIN" >$RESOLV +fi +if [ -f $RESOLV ]; then + chmod 644 $RESOLV +fi +# +############################################################################ +# The rc.netdevice file. +############################################################################ +# +if [ -r /cardfound ]; then + if [ ! "`cat /cardfound`" = "" ]; then + cat << EOF > etc/rc.d/rc.netdevice +# Load module for network device. +# This script is automatically generated during the installation. + +/sbin/modprobe `cat /cardfound` + +EOF + chmod 755 etc/rc.d/rc.netdevice + fi +fi +rm -f $TMP/tempmsg /cardfound +} # end write_config_files + +TMP=/var/log/setup/tmp +if [ ! -d $TMP ]; then + mkdir -p $TMP + chmod 700 $TMP +fi + +# This checks IP address syntax. +# usage: syntax_check ADDRESS #-OF-EXPECTED-SEGMENTS (up to 4) +# example: syntax_check 123.22.43.1 4 +# returns: 0=found correct 1=too many fields 2=non numeric field found +syntax_check_color() { + RET_CODE=0 + SCRATCH=$1 + SCRATCH=`echo $SCRATCH | tr "." "/"` + INDEX=$2 + while [ ! "$INDEX" = "0" ]; do + # OK, so I'm a LISP-head :^) + FIELD=`basename $SCRATCH` + SCRATCH=`dirname $SCRATCH` + if expr $FIELD + 1 1> /dev/null 2> /dev/null; then + true + else + RET_CODE=2; # non-numeric field + fi + INDEX=`expr $INDEX - 1` + done + if [ ! "$SCRATCH" = "." ]; then + RET_CODE=1; # too many arguments + fi + if [ "$3" = "WARN" -a ! "$RET_CODE" = "0" ]; then + cat << EOF > $TMP/tempmsg + +The address you have entered seems to be non-standard. We were expecting +$2 groups of numbers seperated by dots, like: 127.0.0.1 +Are you absolutely sure you want to use the address $1? + +EOF + dialog --title "WARNING" --yesno "`cat $TMP/tempmsg`" 9 72 + if [ $? = 0 ]; then + RET_CODE = 0; + fi + rm -r $TMP/tempmsg + else + if [ "$3" = "ECHO" ]; then + echo $RET_CODE; + fi + fi + return $RET_CODE; +} + +# Figure out where we are... cheap hack. +if [ ! -e etc/slackware-version -a ! -e /etc/installer -a ! -e bin/bash ]; then + cd / +fi; + +# IMPORTANT!!! NO LEADING '/' in the paths below, or this script will not +# function from the bootdisk. +RC=etc/rc.d/rc.inet1.conf # Where rc.inet1.conf file is. +RESOLV=etc/resolv.conf # Where resolv.conf file is. +HOSTS=etc/hosts # Where hosts file is. +ETCNETWORKS=etc/networks # Where networks file is. +USE_DHCP="" # Use DHCP? "" == no. +DHCP_HOSTNAME="" # This is our DHCP hostname. +# +# defaults: +NETWORK=127.0.0.0 +IPADDR=127.0.0.1 +NETMASK=255.255.255.0 + + +# Main loop: +while [ 0 ]; do +cat << EOF > $TMP/tempmsg +First, we'll need the name you'd like to give your host. +Only the base hostname is needed right now. (not the domain) + +Enter hostname: +EOF + dialog --title "ENTER HOSTNAME" --inputbox "`cat $TMP/tempmsg`" 11 65 \ + $HOSTNM 2> $TMP/SeThost + if [ $? = 1 -o $? = 255 ]; then + rm -f $TMP/SeThost $TMP/tempmsg + exit + fi + HOSTNM="`cat $TMP/SeThost`" + rm -f $TMP/SeThost $TMP/tempmsg + if [ ! "$HOSTNM" = "" ]; then + break; + fi +done + +while [ 0 ]; do +cat << EOF > $TMP/tempmsg +Now, we need the domain name for this machine, such as: + +example.org + +Do not supply a leading '.' + +Enter domain name for $HOSTNM: +EOF + dialog --title "ENTER DOMAINNAME FOR '$HOSTNM'" --inputbox \ +"`cat $TMP/tempmsg`" \ +14 64 $DOMAIN 2> $TMP/SeTdom + if [ $? = 1 -o $? = 255 ]; then + rm -f $TMP/SeTdom $TMP/tempmsg + exit + fi + DOMAIN="`cat $TMP/SeTdom`" + rm -f $TMP/SeTdom $TMP/tempmsg + if [ ! "$DOMAIN" = "" ]; then + break; + fi +done + +echo $HOSTNM.$DOMAIN > etc/HOSTNAME + +dialog --title "SETUP IP ADDRESS FOR '$HOSTNM.$DOMAIN'" \ +--default-item DHCP \ +--menu \ +"Now we need to know how your machine connects to the network.\n\ +If you have an internal network card and an assigned IP address, gateway, \ +and DNS, use the 'static IP' choice to enter these values. If your IP \ +address is assigned by a DHCP server (commonly used by cable modem and DSL \ +services), select 'DHCP'. If you do not have a network card, select \ +the 'loopback' choice. 'loopback' is also the correct choice if your \ +only connection to the network will be through a serial modem \ +(with SLIP or PPP), or if you are using a laptop network card (these \ +are configured in /etc/pcmcia/). What type of network connection \ +best describes your machine?" 20 70 3 \ +"static IP" "Use a static IP address to configure ethernet" \ +"DHCP" "Use a DHCP server to configure ethernet" \ +"loopback" "Set up a loopback connection (modem or no net)" 2> $TMP/reply +if [ $? = 1 -o $? = 255 ]; then + rm -f $TMP/reply + exit +fi +REPLY=`cat $TMP/reply` +rm -f $TMP/reply + +if [ "$REPLY" = "DHCP" ]; then + USE_DHCP="yes" + dialog --title "SET DHCP HOSTNAME" --inputbox "Some network providers require \ +that the DHCP hostname be set in order to connect. If so, they'll have assigned \ +a hostname to your machine, which may look something like CC-NUMBER-A (this \ +depends on your ISP). If you were assigned a DHCP hostname, please enter it \ +below. If you do not have a DHCP hostname, just hit ENTER or Cancel." 13 62 \ +2> $TMP/SeTDHCPHOST + NEW_DHCPHOST="`cat $TMP/SeTDHCPHOST`" + rm -f $TMP/SeTDHCPHOST + # OK, if we actually got something, use it. + DHCP_HOSTNAME="$NEW_DHCPHOST" +elif [ "$REPLY" = "loopback" ]; then + LOOPBACK="yes" +else + LOOPBACK="no" +fi + +if [ "$LOOPBACK" = "no" -a ! "$USE_DHCP" = "yes" ]; then + + while [ 0 ]; do + if [ -r $TMP/SeTIP ]; then + IPADDR=`cat $TMP/SeTIP` + fi + cat << EOF > $TMP/tempmsg +Enter your IP address for the local machine. Example: +111.112.113.114 +Enter IP address for $HOSTNM (aaa.bbb.ccc.ddd): +EOF + dialog --title "ENTER IP ADDRESS FOR '$HOSTNM.$DOMAIN'" --inputbox \ +"`cat $TMP/tempmsg`" \ +10 68 $IPADDR 2> $TMP/SeTlip + if [ $? = 1 -o $? = 255 ]; then + rm -f $TMP/SeTlip $TMP/tempmsg + exit + fi + IPADDR="`cat $TMP/SeTlip`" + rm -f $TMP/SeTlip $TMP/tempmsg + if [ "$IPADDR" = "" ]; then + continue; + fi + syntax_check_color $IPADDR 4 WARN + if [ $? = 0 ]; then + echo $IPADDR > $TMP/SeTIP + break; + fi + done + + while [ 0 ]; do + if [ -r $TMP/SeTnetmask ]; then + NETMASK=`cat $TMP/SeTnetmask` + fi + cat << EOF > $TMP/tempmsg +Enter your netmask. This will generally look something +like this: 255.255.255.0 +Enter netmask (aaa.bbb.ccc.ddd): +EOF + dialog --title "ENTER NETMASK FOR LOCAL NETWORK" --inputbox \ +"`cat $TMP/tempmsg`" \ +10 65 $NETMASK 2> $TMP/SeTnmask + if [ $? = 1 -o $? = 255 ]; then + rm -f $TMP/SeTnmask $TMP/tempmsg + exit + fi + NETMASK="`cat $TMP/SeTnmask`" + rm -f $TMP/SeTnmask $TMP/tempmsg + if [ "$NETMASK" = "" ]; then + continue; + fi + syntax_check_color $NETMASK 4 WARN + if [ $? = 0 ]; then + echo $NETMASK > $TMP/SeTnetmask + break; + fi + done + + # Set broadcast/network addresses automatically: + BROADCAST=`ipmask $NETMASK $IPADDR | cut -f 1 -d ' '` + NETWORK=`ipmask $NETMASK $IPADDR | cut -f 2 -d ' '` + + while [ 0 ]; do + if [ -r $TMP/SeTgateway ]; then + GATEWAY=`cat $TMP/SeTgateway` + fi + cat << EOF > $TMP/tempmsg +Enter the address for the gateway on your network, such as: +`echo $IPADDR | cut -f 1-3 -d .`.1 + +If you don't have a gateway on your network just hit ENTER +without entering a gateway IP address. + +Enter gateway address (aaa.bbb.ccc.ddd): +EOF + dialog --title "ENTER GATEWAY ADDRESS" --inputbox "`cat $TMP/tempmsg`" \ + 14 64 $GATEWAY 2> $TMP/SeTgate + if [ $? = 1 -o $? = 255 ]; then + rm -f $TMP/SeTgate $TMP/tempmsg + exit + fi + GATEWAY="`cat $TMP/SeTgate`" + rm -f $TMP/SeTgate $TMP/tempmsg + if [ "$GATEWAY" = "" ]; then + echo > $TMP/SeTgateway + break; + fi + syntax_check_color $GATEWAY 4 WARN + if [ $? = 0 ]; then + echo $GATEWAY > $TMP/SeTgateway + break; + fi + done +fi + +if [ "$LOOPBACK" = "no" ]; then + dialog --title "USE A NAMESERVER?" --yesno "Will you be accessing a \ +nameserver?" 5 42 + if [ $? = 0 ]; then + if [ ! "`cat $TMP/SeTns 2> /dev/null`" = "" ]; then + DNSSAMPLE="`cat $TMP/SeTns 2> /dev/null`" + elif [ "$GATEWAY" = "" ]; then + DNSSAMPLE=`echo $IPADDR | cut -f 1-3 -d .` + else + DNSSAMPLE=$GATEWAY + fi + while [ "$NAMESERVER" = "" ]; do + cat << EOF > $TMP/tempmsg +Here is your current IP address, full hostname, and base hostname: +$IPADDR $HOSTNM.$DOMAIN $HOSTNM + +Please give the IP address of the name server to use, +such as $DNSSAMPLE. + +You can add more Domain Name Servers later by editing /$RESOLV. + +Primary name server to use (aaa.bbb.ccc.ddd): +EOF + dialog --title "SELECT NAMESERVER" --inputbox \ +"`cat $TMP/tempmsg`" 17 72 $DNSSAMPLE 2> $TMP/SeTns + if [ $? = 1 -o $? = 255 ]; then + rm -f $TMP/tempmsg $TMP/SeTns + break + fi + NAMESERVER="`cat $TMP/SeTns`" + rm -f $TMP/tempmsg $TMP/SeTns + done + fi +fi + +# Check for existing network driver: +unset DONOTPROBE +if cat /proc/net/dev | grep eth0 1> /dev/null 2> /dev/null ; then + DONOTPROBE=true +fi + +# Really, this rc.netdevice thing is mostly obsolete except for +# handmade local scripts anyway, these days with udev... +# So, we'll skip it: +DONOTPROBE=true + +if [ -d lib/modules/`uname -r` \ + -a ! "$LOOPBACK" = "yes" \ + -a ! -x etc/rc.d/rc.hotplug \ + -a ! "$DONOTPROBE" = "true" \ + -a ! -r /cardfound ]; then + dialog --title "PROBE FOR NETWORK CARD?" --menu "If you like, we \ +can look to see what kind of network card you have in your machine, and \ +if we find one create an /etc/rc.d/rc.netdevice script to load the module \ +for it at boot time. There's a slight bit of danger that the probing \ +can cause problems, but it almost always works. If you'd rather configure \ +your system manually, you can skip the probing process and edit \ +/etc/rc.d/rc.modules or /etc/modules.conf later to have it load the right module." \ +16 68 2 \ +"probe" "look for network cards to set up" \ +"skip" "skip probe; edit /etc/rc.d/rc.modules later" 2> $TMP/reply + if [ $? = 1 -o $? = 255 ]; then + rm -f $TMP/reply + exit + fi + REPLY=`cat $TMP/reply` + rm -f $TMP/reply + if [ ! "$REPLY" = "skip" ]; then + for card in 3c59x 82596 dgrs eepro100 e1000 epic100 hp100 lance \ + ne2k-pci olympic pcnet32 rcpci 8139too 8139cp tlan tulip via-rhine \ + yellowfin natsemi ; do + chroot . /sbin/modprobe $card 2> /dev/null + if [ $? = 0 ]; then + dialog --title "CARD DETECTED" --msgbox "A networking card using \ +the $card.o module has been detected." 5 72 + echo "$card" > /cardfound + break; + fi + done + if [ ! -r /cardfound ]; then + # Don't probe for com20020, because it doesn't check and will always load. + # Don't probe for arlan, because it needs irq= to work. + # Don't probe for com90io or com90xx because they taint the kernel. + for card in depca ibmtr 3c359 3c501 3c503 3c505 3c507 3c509 3c515 ac3200 \ + abyss acenic at1700 cosa cs89x0 de4x5 de600 \ + de620 dmfe dl2k e2100 eepro eexpress eth16i ewrk3 fealnx hamachi hostess_sv11 \ + hp-plus hp lanstreamer ni5010 ni52 ni65 ns83820 sb1000 sealevel sis900 sk98lin skfp smc-ultra \ + smc9194 smctr starfire sungem sunhme tg3 wd e100 iph5526 lp486e tmspci winbond-840 ; do + chroot . /sbin/modprobe $card 2> /dev/null + if [ $? = 0 ]; then + dialog --title "CARD DETECTED" --msgbox "A networking card using \ +the $card.o module has been detected." 5 72 + echo "$card" > /cardfound + break + fi + done + fi + if [ ! -r /cardfound ]; then + dialog --title "NO CARD DETECTED" --msgbox "Sorry, but no network \ +card could be probed for on your system. Some cards (like non-PCI NE2000s) \ +must be supplied with the I/O address to use and can't be probed for safely. \ +You'll have to try to configure the card later by editing \ +/etc/rc.d/rc.modules or recompiling your kernel." 9 70 + fi + fi +fi + +if [ "$LOOPBACK" = "yes" ]; then + dialog --title "NETWORK SETUP COMPLETE" --yesno "Your networking \ +system is now configured to use loopback: + +IP address: 127.0.0.1 +Netmask: 255.255.255.0 + +Is this correct? Press 'Yes' to continue, or 'No' to reconfigure." 0 0 + RETVAL=$? +elif [ "$USE_DHCP" = "" ]; then + while [ 0 ]; do + dialog --title "CONFIRM NETWORK SETUP" \ +--ok-label Accept \ +--extra-label Edit \ +--cancel-label Restart \ +--inputmenu \ +"These are the settings you have entered. To accept them and complete \ +the networking setup, press enter. If you need to make any changes, you \ +can do that now (or reconfigure later using 'netconfig')." \ +22 60 12 \ +"Hostname:" "$HOSTNM" \ +"Domain name:" "$DOMAIN" \ +"IP address:" "$IPADDR" \ +"Netmask:" "$NETMASK" \ +"Gateway:" "$GATEWAY" \ +"Nameserver:" "$NAMESERVER" 2> $TMP/tempmsg + RETVAL=$? + if [ "$RETVAL" = "3" ]; then + FIELD=`cat $TMP/tempmsg | cut -f 1 -d : | cut -f 2- -d ' '` + NEWVAL=`cat $TMP/tempmsg | cut -f 2 -d : | cut -f 2- -d ' '` + if [ "$FIELD" = "Hostname" ]; then + HOSTNM=$NEWVAL + elif [ "$FIELD" = "Domain name" ]; then + DOMAIN=$NEWVAL + elif [ "$FIELD" = "IP address" ]; then + IPADDR=$NEWVAL + elif [ "$FIELD" = "Netmask" ]; then + NETMASK=$NEWVAL + elif [ "$FIELD" = "Gateway" ]; then + GATEWAY=$NEWVAL + elif [ "$FIELD" = "Nameserver" ]; then + NAMESERVER=$NEWVAL + fi + else + break + fi + done +else # DHCP was used + dialog --title "CONFIRM SETUP COMPLETE" \ +--yesno "Your networking system is now configured to use DHCP: + + Hostname: $HOSTNM + Domain name: $DOMAIN + IP address: (use DHCP server) + Netmask: (use DHCP server) + Gateway: (use DHCP server) + Nameserver: (use DHCP server) + +Is this correct? Press 'Yes' to continue, or 'No' to reconfigure." 0 0 + RETVAL=$? +fi + +if [ "$RETVAL" = "0" ]; then + echo $HOSTNM.$DOMAIN > etc/HOSTNAME + write_config_files + if [ "$1" = "" ]; then + dialog --msgbox "Settings accepted. Basic network configuration is complete." 6 40 + fi +else + if [ "$1" = "" ]; then + dialog --msgbox "Settings discarded. Run the 'netconfig' command again if you need to reconfigure your network settings." 6 60 + fi +fi + +exit $RETVAL + |