nixpkgs/fill-disk.sh

401 lines
9.6 KiB
Bash
Raw Normal View History

#! @bash@/bin/sh -e
export PATH=/bin:/sbin:@bash@/bin:@coreutilsdiet@/bin:@coreutils@/bin:@findutils@/bin:@utillinux@/bin:@utillinux@/sbin:@utilLinux@/bin:@utilLinux@/sbin:@e2fsprogs@/sbin:@grub@/sbin:@sysvinitPath@/sbin:@gnugrep@/bin:@which@/bin:@gnutar@/bin:@eject@/bin:@kudzu@/sbin:@xawtv@/bin
##
## In the beginning we want to have a minimalistic environment, built with
## klibc.
##
kernel=@kernel@
xawtv=@xawtv@
storePaths=/mystorepaths
sysvinitPath=@sysvinitPath@
bootPath=@bootPath@
modutils=@modutils@
mingetty=@mingetty@
echo mounting special filesystems
mount -t proc proc /proc
mount -t sysfs sys /sys
# make a complete /dev filesystem
# ripped permissions and everything from anaconda (loader2/devices.h)
echo making device nodes
# consoles
#mknod -m 0600 /dev/console c 5 1
mknod -m 0600 /dev/ttyS0 c 4 64
mknod -m 0600 /dev/ttyS1 c 4 65
mknod -m 0600 /dev/ttyS2 c 4 66
mknod -m 0600 /dev/ttyS3 c 4 67
# base UNIX devices
mknod -m 0600 /dev/mem c 1 1
mknod -m 0666 /dev/null c 1 3
mknod -m 0666 /dev/zero c 1 5
# tty
mknod -m 0600 /dev/tty c 5 0
mknod -m 0600 /dev/tty0 c 4 0
mknod -m 0600 /dev/tty1 c 4 1
mknod -m 0600 /dev/tty2 c 4 2
mknod -m 0600 /dev/tty3 c 4 3
mknod -m 0600 /dev/tty4 c 4 4
mknod -m 0600 /dev/tty5 c 4 5
mknod -m 0600 /dev/tty6 c 4 6
mknod -m 0600 /dev/tty7 c 4 7
mknod -m 0600 /dev/tty8 c 4 8
mknod -m 0600 /dev/tty9 c 4 9
mkdir -m 0755 /dev/pts
mknod -m 0666 /dev/ptmx c 5 2
# random
mknod -m 0644 /dev/random c 1 8
mknod -m 0644 /dev/urandom c 1 9
mknod -m 0660 /dev/hda b 3 0
mknod -m 0660 /dev/hda1 b 3 1
mknod -m 0660 /dev/hda2 b 3 2
mknod -m 0660 /dev/hda3 b 3 3
mknod -m 0660 /dev/hdb b 3 64
mknod -m 0660 /dev/hdb1 b 3 65
mknod -m 0660 /dev/hdb2 b 3 66
mknod -m 0660 /dev/hdb3 b 3 67
mknod -m 0660 /dev/hdc b 22 0
mknod -m 0660 /dev/hdc1 b 22 1
mknod -m 0660 /dev/hdc2 b 22 2
mknod -m 0660 /dev/hdc3 b 22 3
mknod -m 0660 /dev/hdd b 22 64
mknod -m 0660 /dev/hdd1 b 22 65
mknod -m 0660 /dev/hdd2 b 22 66
mknod -m 0660 /dev/hdd3 b 22 67
#mknod -m 0660 /dev/sda b 8 0
#mknod -m 0660 /dev/sda1 b 8 1
#mknod -m 0660 /dev/sda2 b 8 2
#mknod -m 0660 /dev/sda3 b 8 3
mknod -m 0600 /dev/initctl p
echo starting emergency shell on tty2
exec ./ramdisk-login.sh /dev/tty2 &
echo formatting target device
targetdrive=/dev/hda
device=${targetdrive}1
mkfs.ext2 ${device}
swapdevice=${targetdrive}2
mkswap $swapdevice
echo enabling swap
swapon $swapdevice
#if ! test -n "$1"
#then
# echo "need harddisk device for installing!"
# exit
#else
# device=$1
#fi
make_dir() {
mode=$1
name=$2
echo creating $name...
if ! test -d $root/$name; then mkdir $root/$name; fi
chmod $mode $root/$name
}
touch_file() {
name=$1
echo touching $name...
if ! test -d $root/$name; then touch $root/$name; fi
}
root=/tmp/mnt
mkdir -p $root
echo mounting the target drive
mount -t ext2 $device $root
##
## Create a directory tree on the installation disk.
##
echo creating file system hierarchy on target drive
make_dir 00755 /bin
make_dir 00755 /boot
make_dir 00755 /dev
make_dir 00755 /dev/pts
make_dir 00755 /etc # global non-constant configuration
make_dir 00755 /etc/ssh
make_dir 00755 /etc/sysconfig
make_dir 00755 /home
make_dir 00755 /lib
make_dir 00755 /lib/modules
make_dir 00755 /mnt
make_dir 00755 /mnt/host
make_dir 00755 /nix
make_dir 00755 /nix/store
make_dir 00755 /nix/var
make_dir 00755 /nix/var/nix
make_dir 00755 /nix/var/nix/db
make_dir 00755 /nix/var/nix/gcroots
make_dir 00755 /nix/var/nix/manifests
make_dir 00755 /nix/var/nix/profiles
make_dir 00755 /nix/var/nix/temproots
make_dir 00755 /nix/var/log
make_dir 00755 /nix/var/log/nix
make_dir 00755 /nixpkgs
make_dir 00755 /nixpkgs/trunk
make_dir 00755 /proc
make_dir 00750 /root
make_dir 00755 /sbin
make_dir 00755 /sys
make_dir 01777 /tmp
make_dir 00755 /usr
make_dir 00755 /var
make_dir 00755 /var/empty
make_dir 00111 /var/empty/sshd
make_dir 00755 /var/lock
make_dir 00755 /var/lock/subsys
make_dir 00755 /var/log
make_dir 00755 /var/run
make_dir 00755 /var/run/usb
make_dir 00755 /var/spool
make_dir 00755 /var/state
make_dir 00755 /var/state/dhcp
make_dir 00755 /var/tmp
##
## Add a few devices to /dev on the install disk. This is by far complete.
##
echo making device nodes on target drive
mknod $root/dev/null c 1 3
mknod -m 0600 $root/dev/console c 5 1
mknod -m 0600 $root/dev/tty c 5 0
mknod -m 0600 $root/dev/tty0 c 4 0
mknod -m 0600 $root/dev/tty1 c 4 1
mknod -m 0444 $root/dev/urandom c 1 9
rm -f $root/etc/mtab
ln -s /proc/mounts $root/etc/mtab
## Probe for CD device which contains our CD here and mount /nix and
## /nixpkgs from it inside the ramdisk. Anaconda uses kudzu for this.
## Find out how Knoppix and SUSE do this...
DEVICES="/dev/hd?"
for i in ${DEVICES}
do
echo "Looking for CDROM in: $i"
if mount -t iso9660 $i /cdrom >/dev/null 2>&1
then
if test -f /cdrom/NIXOS
then
cddevice=$i
echo "Accessing NixOS CDROM at $i"
break
fi
fi
done
echo switch to /nix and /nixpkgs from CD
## starting here it's OK to have full blown glibc
ln -s /cdrom/nixpkgs /nixpkgs
mount --bind /cdrom/nix /nix
echo probing for hardware...
#kudzu
export NIX_DATA_DIR=$root/nix/share
export NIX_LOG_DIR=$root/nix/log/nix
export NIX_STATE_DIR=$root/nix/var/nix
export NIX_CONF_DIR=$root/nix/etc
NIX_CMD_PATH=@nix@/bin
#echo bringing up networking...
#nic=`kudzu -p | grep eth | sort | uniq | cut -d ' ' -f 2`
#echo "NIC: $nic"
echo initialising Nix DB...
$NIX_CMD_PATH/nix-store --init
echo verifying Nix DB...
$NIX_CMD_PATH/nix-store --verify
echo copying nixpkgs...
#cp -fLa /cdrom/pkgs $root/nixpkgs/trunk
tar --directory=/cdrom -cf - pkgs | tar --directory=$root/nixpkgs/trunk -xvf -
make_dir 0755 /tmp/scripts
cp -fa /cdrom/scripts $root/tmp
#echo adding manifest
#$NIX_CMD_PATH/nix-pull $manifest
echo adding packages
export NIX_ROOT=$root
unset NIX_DATA_DIR
unset NIX_LOG_DIR
unset NIX_STATE_DIR
unset NIX_CONF_DIR
storeExpr=$(echo '(import /tmp/scripts/pkgs.nix).kernel' | $NIX_CMD_PATH/nix-instantiate -v -v -)
#storeExpr=$(echo '(import /tmp/scripts/pkgs.nix).everything' | $NIX_CMD_PATH/nix-instantiate -v -v -)
#storeExpr=$(echo '(import ./pkgs.nix).everything' | $NIX_CMD_PATH/nix-instantiate -v -v -)
#$NIX_CMD_PATH/nix-store -r $storeExpr
echo $storeExpr > $root/tmp/storeExpr
cp /cdrom/mystorepaths $root/tmp
#storeExpr2=$($NIX_CMD_PATH/nix-store -qR $($NIX_CMD_PATH/nix-store -r $storeExpr))
#echo storeExpr $storeExpr
#echo $($NIX_CMD_PATH/nix-store -qR --include-outputs $storeExpr)
echo copying store
#cp -fva /nix/store/* $root/nix/store
tar cf - /nix/store | tar --directory=$root -xvf -
echo registering valid paths...
$NIX_CMD_PATH/nix-store --register-validity < $root/tmp/mystorepaths
$NIX_CMD_PATH/nix-env -iKf /nixpkgs/trunk/pkgs/top-level/all-packages.nix nix
$NIX_CMD_PATH/nix-env -iKf /nixpkgs/trunk/pkgs/top-level/all-packages.nix coreutils
echo setting init symlink...
rm -f $root/init
#ln -s $sysvinitPath/sbin/init $root/init
ln -s @sysvinitPath@/sbin/init $root/sbin/init
ln -s @bashGlibc@/bin/sh $root/bin/sh
#ln -s @bash@/bin/bash $root/bin/bash
echo setting up inittab...
rm -f $root/etc/inittab
echo "id:2:initdefault:" >> $root/etc/inittab
echo "si::bootwait:$bootPath/bin/boot.sh" >> $root/etc/inittab
echo "ht:06:wait:$bootPath/bin/halt.sh" >> $root/etc/inittab
echo "1:2345:respawn:$bootPath/bin/login.sh /dev/tty1" >> $root/etc/inittab
echo "#2:2345:respawn:$mingetty/sbin/mingetty tty2" >> $root/etc/inittab
echo "#3:2345:respawn:$mingetty/sbin/mingetty tty3" >> $root/etc/inittab
#echo "2:2345:respawn:$bootPath/bin/login.sh /dev/ttys/1" >> $root/etc/inittab
echo setting up networking information...
make_dir 00755 /etc/networking
#cp /etc/resolv.conf $root/etc
rm -f $root/etc/hosts
echo "127.0.0.1 localhost" >> $root/etc/hosts
echo storing hardware information...
#kudzu -p > $root/etc/sysconfig/hwconf
#cp /etc/modprobe.conf $root/etc/
echo setting up initial account information...
echo "root:x:0:root" > $root/etc/group
echo "sshd:x:74:" >> $root/etc/group
echo "root:x:0:0:root:/root:/bin/sh" > $root/etc/passwd
echo "sshd:x:74:74:Privilege-separated SSH:/var/empty/sshd:/sbin/nologin" >> $root/etc/passwd
echo "root::12757:0:99999:7:::" >> $root/etc/shadow
echo "sshd:!!:12757:0:99999:7:::" >> $root/etc/shadow
echo default profile for root
echo "source @nix@/etc/profile.d/nix.sh" > $root/root/.profile
touch_file /etc/login.defs
touch_file /etc/services
###
### Do kernel stuff here.
###
strippedName=$(basename @kernel@);
if echo "$strippedName" | grep -q '^[a-z0-9]\{32\}-'; then
strippedName=$(echo "$strippedName" | cut -c34- | cut -c 7-)
fi
kernelhash=$(basename @kernel@);
if echo "$kernelhash" | grep -q '^[a-z0-9]\{32\}-'; then
kernelhash=$(echo "$kernelhash" | cut -c -32)
fi
version=$strippedName-$kernelhash
make_dir 0755 /lib/modules/$version
ln -s @kernel@/lib/modules/$version/build $root/lib/modules/$version/build
ln -s @kernel@/lib/modules/$version/kernel $root/lib/modules/$version/kernel
cp @kernel@/lib/modules/$version/modules.* $root/lib/modules/$version
chmod 644 $root/lib/modules/$version/modules.*
###
### init
###
ln -s $device $root/dev/root
ln -s @sysvinitPath@/sbin/init /sbin/init
###
### Do funky stuff with grub here.
###
echo installing bootloader
grub-install --root-directory=${root} --no-floppy ${targetdrive}
# FIXME "root (hd0,0)"
cat > $root/boot/grub/menu.lst << GRUBEND
default=0
timeout=5
title NixOS
root (hd0,0)
kernel @kernel@/vmlinuz root=$device
GRUBEND
echo copying install log
cp /tmp/install-log $root/root
echo umounting filesystem
umount $root
#umount /nix
umount /cdrom
#echo ejecting $cddevice
#eject $cddevice
echo install done
echo it\'s safe to turn off your machine
while true; do
sleep 60;
done