path: root/loader/linuxrc.s390

#! /bin/sh
#
# Copyright (C) 2000,2001 by
#        Bernhard Rosenkraenzer <bero@redhat.com>
#        Oliver Paukstadt <opaukstadt@millenux.com>
#        Karsten Hopp <karsten@redhat.de>
#        Florian La Roche <laroche@redhat.com>
#        Nils Philippsen <nils@redhat.de>
#        Helge Deller <hdeller@redhat.de>
#
#    This program is free software; you can redistribute it and/or modify
#    it under the terms of the GNU General Public License as published by
#    the Free Software Foundation; either version 2 of the License, or
#    (at your option) any later version.
#
#    This program is distributed in the hope that it will be useful,
#    but WITHOUT ANY WARRANTY; without even the implied warranty of
#    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
#    GNU General Public License for more details.
#
#    You should have received a copy of the GNU General Public License
#    along with this program; if not, write to the Free Software
#    Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
#

debugshell()
{
	echo "You have defined DEBUG, so here is a shell. You can use 'exit'"
	echo "to go on with the normal installation process."
	/bin/sh
}

startinetd()
{
	echo
	echo "Starting telnetd and sshd to allow login over the network."
	/sbin/inetd
	echo "Generating ssh keys, This can take a while..."
	(cd /etc/ssh
		echo "  Generating host_key"
		ssh-keygen  -q -t rsa1 -f ssh_host_key -C '' -N '' >/dev/null 2>&1
		echo "  Generating rsa_key"
		ssh-keygen  -q -t rsa -f ssh_host_rsa_key -C '' -N '' >/dev/null 2>&1
		echo "  Generating dsa_key"
		ssh-keygen  -q -t dsa -f ssh_host_dsa_key -C '' -N '' >/dev/null 2>&1
		chmod 600 ssh_host_key ssh_host_rsa_key ssh_host_dsa_key
		chmod 644 *.pub
		echo "Done"
	)
	/sbin/sshd
   while : ; do
		echo
		echo "Please connect now to $IPADDR and start 'rhsetup' or start"
		echo "'rhsetup nointeractive' from this shell."
		/bin/sh -l
	done
	#	/sbin/mingetty console --noclear
}


echo "Starting the S390 initrd to configure networking. Version is 0.24."

PATH="/bin:/sbin:/usr/bin:/usr/sbin"
export PATH

#mount -n -o remount,rw /
mount -t proc none /proc
mount -t devpts none /dev/pts

ifconfig lo 127.0.0.1 netmask 255.0.0.0
route add -host 127.0.0.1 dev lo

[ -n "$DEBUG" ] && debugshell

# Parse configuration
if [ -n "$HOST" ]; then
	set -- `echo $HOST |sed 's/:/ /g'`
	HNAME=$1
	DEVICE=$2
	NETTYPE=`echo $DEVICE |sed -e 's/[0-9].*//'`
	IPADDR=$3
	if [ ":$NETTYPE" = ":iucv" ]; then
		IUCV="iucv=$4"
		GATEWAY=$5
		MTU=$6
	elif [ ":$NETTYPE" = ":ctc" ]; then
		GATEWAY=$4
		MTU=$5
	else
		MTU=$4
	fi
fi
if [ -n "$MTU" ]; then
	MMTU="mtu $MTU"
fi
if [ -n "$NETWORK" ]; then
	set -- `echo $NETWORK | sed 's/:/ /g'`
	NETWORKIP=$1
	NETMASK=$2
	BROADCAST=$3
	if [ ":$NETTYPE" != ":ctc" ] && [ ":$NETTYPE" != ":iucv" ]; then
		GATEWAY=$4
	fi
fi

# Check for missing parameters, prompt for them if necessary
while [ -z "$HNAME" ]; do
	echo "Please enter the FQDN of your new virtual machine (e.g. s390.redhat.com):"
	read HNAME
done
while [ -z "$DEVICE" ]; do
	echo "Please enter the network device you intend to use (e.g. ctc0, iucv0, eth0, tr0):"
	read DEVICE
	NETTYPE=`echo $DEVICE |sed -e 's/[0-9].*//'`
done
while [ -z "$IPADDR" ]; do
	echo "Please enter the IP address of your new virtual machine:"
	read IPADDR
done
if [ ":$NETTYPE" = ":eth" ] || [ ":$NETTYPE" = ":tr" ]; then
	while [ -z "$NETMASK" ]; do
		echo "Please enter your netmask (e.g. 255.255.255.0):"
		read NETMASK
	done
	while [ -z "$BROADCAST" ]; do
		echo "Please enter your broadcast address:"
		read BROADCAST
	done
	while [ -z "$NETWORKIP" ]; do
		echo "Please enter your network address:"
		read NETWORKIP
	done
	while [ -z "$GATEWAY" ]; do
		echo "Please enter your default gateway:"
		read GATEWAY
	done
	while [ -z "$LCS" ] && [ -z "$QETH" ]; do
		echo "(1) for OSA-2 with LCS or (2) for OSA-Express with QDIO/QETH"
		read INF
		while [ -z "$LCS" ] && [ ":$INF" = ":1" ]; do
			echo "OSA Device address (e.g. fc20,1 - or \"auto\" (may not work)):"
			read LCS
		done
		while [ -z "$QETH" ] && [ ":$INF" = ":2" ]; do
			echo "OSA-Express Device address (e.g. 0xf000,0xf001,0xf002 - or \"auto\" (may not work)):"
			read QETH
		done
	done
else
	while [ -z "$GATEWAY" ]; do
		echo "Enter the IP of your ctc/iucv point-to-point partner:"
		read GATEWAY
	done
	if [ ":$NETTYPE" = ":iucv" ]; then
		while [ -z "$IUCV" ]; do
			echo "Enter iucv kernel module options (usually iucv=HOST):"
			read IUCV
		done
	fi
fi

# configure network-interface
if [ ":$NETTYPE" = ":ctc" ]; then
	insmod ctc $CTC
	ifconfig $DEVICE $IPADDR $MMTU pointopoint $GATEWAY
	route add -host $IPADDR dev $DEVICE
elif [ ":$NETTYPE" = ":iucv" ]; then
	insmod netiucv $IUCV
	ifconfig $DEVICE $IPADDR $MMTU pointopoint $GATEWAY
	route add -host $IPADDR dev $DEVICE
else
	if [ -z "$QETH" ]; then
		if [ ":$LCS" = ":auto" ]; then
			LCS=""
		else
			LCS=`echo $LCS | sed -e '/^0x\|^0X/ b; s/^/0x/'`
			LCS="noauto=1 devno_portno_pairs=$LCS"
		fi
		insmod -f /lib/lcs.o $LCS
	else
		if [ ":$QETH" = ":auto" ]; then
			QETH="qeth_options="
		else
			QETH="qeth_options=noauto,$QETH"
		fi
		insmod -f /lib/qdio.o
		insmod -f /lib/qeth.o $QETH
	fi
	ifconfig $DEVICE $IPADDR $MMTU netmask $NETMASK broadcast $BROADCAST
	route add -net $NETWORKIP netmask $NETMASK dev $DEVICE
fi
route add default gw $GATEWAY dev $DEVICE

[ -n "$HNAME" ] && hostname $HNAME

# show interfaces and routing table
ifconfig -a
route -n

[ -n "$DEBUG" ] && debugshell

echo "Starting portmap."
portmap

# convert to space-separated lists
DNS=`echo $DNS |sed -e 's/:/ /g'`
SEARCHDNS=`echo $SEARCHDNS |sed -e 's/:/ /g'`
 
# transfer options into install environment
cat > /tmp/install.cfg <<EOF
HNAME="$HNAME"
DEVICE="$DEVICE"
NETTYPE="$NETTYPE"
IPADDR="$IPADDR"
GATEWAY="$GATEWAY"
MTU="$MTU"
NETWORKIP="$NETWORKIP"
NETMASK="$NETMASK"
BROADCAST="$BROADCAST"
INSTALL="$INSTALL"
INTERACTIVE="$INTERACTIVE"
DNS="$DNS"
SEARCHDNS="$SEARCHDNS"
RPMSERVER="$RPMSERVER"
MOUNTS="$MOUNTS"
FORCEDASDFORMAT="$FORCEDASDFORMAT"
SWAP="$SWAP"
DASD="$DASD"
LCS="$LCS"
QETH="$QETH"
IUCV="$IUCV"
CTC="$CTC"
DTZ="$DTZ"
ROOTPW="$ROOTPW"
CROOTPW="$CROOTPW"
export HNAME DEVICE NETTYPE IPADDR GATEWAY MTU INTERACTIVE
export NETWORKIP NETMASK BROADCAST INSTALL DNS SEARCHDNS FORCEDASDFORMAT
export RPMSERVER MOUNTS SWAP DASD LCS QETH IUCV DTZ ROOTPW CROOTPW
EOF
# immediately read it in again to export these into the shell below
. /tmp/install.cfg

[ -n "$DEBUG" ] && debugshell

if [ ":$INTERACTIVE" = ":0" ]; then
	rhsetup nointeractive || startinetd
else
	startinetd
fi

umount -a
umount /proc
#umount /

exit 0
# vim:ts=3:sw=3
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