better now

This commit is contained in:
Jeffrey Paul 2014-01-28 06:00:43 +01:00
parent 3c9e5fe87c
commit 82dbe944cf
4 changed files with 125 additions and 35 deletions

3
build.ubuntu.vmimg/.gitignore vendored Normal file
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@ -0,0 +1,3 @@
.vagrant
*.bz2
*.qcow2

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@ -1,8 +1,18 @@
YYYYMMDD := $(shell date +%Y%m%d)
default: gen default: gen
gen: clean:
rm -f *.bz2 *.qcow2
gen: clean
vagrant destroy -f vagrant destroy -f
vagrant up vagrant up
vagrant ssh -- cat saucy64.qcow2 | pv > .tmp.qcow2
mv .tmp.qcow2 saucy64-$(YYYYMMDD).qcow2
rsync -azvP saucy64-$(YYYYMMDD).qcow2 \
root@nue1d0.datavibe.net:/storage/images/
sync: sync:
rsync -avP ./make.sh root@nue1d0.datavibe.net:/storage/buildimage/make.sh rsync -avP ./*.sh \
root@nue1d0.datavibe.net:/storage/buildimage/

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@ -1,10 +1,14 @@
#!/bin/bash #!/bin/bash
set -e
set -v
set -x
R="saucy" # release R="saucy" # release
MR="./roottemp" # mounted root MR="./roottemp" # mounted root
RI="./raw.img" # raw image RI="./raw.img" # raw image
VGN="vmvg0" # volume group name VGN="vmvg0" # volume group name
DSIZE="8G" # disk size DSIZE="25G" # disk size
DATE="$(date +%Y%m%d)" DATE="$(date +%Y%m%d)"
LOOPDEV="/dev/loop5" LOOPDEV="/dev/loop5"
@ -20,7 +24,15 @@ function detect_local_mirror () {
UM="http://${NAME}:${PORT}/ubuntu/" UM="http://${NAME}:${PORT}/ubuntu/"
fi fi
if [ -z "$UM" ]; then if [ -z "$UM" ]; then
# maybe try hetzner mirror?
UM="http://mirror.hetzner.de/ubuntu/packages/"
TF="${UM}/dists/${R}/Release"
MOK="$(curl --head ${TF} 2>&1 | grep '200 OK' | wc -l)"
if [ $MOK -gt 0 ]; then
echo "$UM"
else
echo "http://archive.ubuntu.com/ubuntu/" echo "http://archive.ubuntu.com/ubuntu/"
fi
else else
echo "$UM" echo "$UM"
fi fi
@ -28,7 +40,6 @@ function detect_local_mirror () {
UM="$(detect_local_mirror)" UM="$(detect_local_mirror)"
set -e
dd if=/dev/zero of=$RI bs=1 count=0 seek=$DSIZE dd if=/dev/zero of=$RI bs=1 count=0 seek=$DSIZE
parted -s $RI mklabel msdos parted -s $RI mklabel msdos
parted -a optimal $RI mkpart primary 0% 200MiB parted -a optimal $RI mkpart primary 0% 200MiB
@ -43,10 +54,12 @@ vgcreate $VGN /dev/mapper/${LDBASE}p2
lvcreate -l 100%FREE -n root $VGN lvcreate -l 100%FREE -n root $VGN
mkfs.ext4 -L ROOT /dev/$VGN/root mkfs.ext4 -L ROOT /dev/$VGN/root
mkdir -p $MR mkdir -p $MR
MR="$(readlink -f $MR)"
mount /dev/$VGN/root $MR mount /dev/$VGN/root $MR
mkdir $MR/boot mkdir $MR/boot
mount /dev/mapper/${LDBASE}p1 $MR/boot mount /dev/mapper/${LDBASE}p1 $MR/boot
echo "*** installing base $R system from $UM..."
# install base: # install base:
debootstrap --arch amd64 $R $MR $UM debootstrap --arch amd64 $R $MR $UM
@ -57,6 +70,11 @@ for P in updates backports security ; do
echo "deb $UM $R-$P $RPS" >> $MR/etc/apt/sources.list echo "deb $UM $R-$P $RPS" >> $MR/etc/apt/sources.list
done done
cat > $MR/etc/apt/apt.conf.d/99-vm-no-extras-please <<EOF
APT::Install-Recommends "false";
APT::Install-Suggest "false";
EOF
cp /etc/resolv.conf $MR/etc/resolv.conf cp /etc/resolv.conf $MR/etc/resolv.conf
cat > $MR/etc/environment <<EOF cat > $MR/etc/environment <<EOF
@ -79,6 +97,8 @@ cat > $MR/etc/fstab <<EOF
proc /proc proc defaults 0 0 proc /proc proc defaults 0 0
/dev/mapper/$VGN-root / ext4 noatime,errors=remount-ro 0 1 /dev/mapper/$VGN-root / ext4 noatime,errors=remount-ro 0 1
UUID=$BUUID /boot ext4 noatime 0 2 UUID=$BUUID /boot ext4 noatime 0 2
none /tmp tmpfs defaults 0 0
none /var/tmp tmpfs defaults 0 0
EOF EOF
cat > $MR/etc/network/interfaces <<EOF cat > $MR/etc/network/interfaces <<EOF
@ -88,12 +108,10 @@ iface lo inet loopback
auto eth0 auto eth0
iface eth0 inet dhcp iface eth0 inet dhcp
EOF EOF
HOSTNAME="${R}64-$DATE" echo "localhost" > $MR/etc/hostname
echo "$HOSTNAME" > $MR/etc/hostname
cat > $MR/etc/hosts <<EOF cat > $MR/etc/hosts <<EOF
127.0.0.1 localhost 127.0.0.1 localhost
127.0.1.1 $HOSTNAME
::1 localhost ip6-localhost ip6-loopback ::1 localhost ip6-localhost ip6-loopback
fe00::0 ip6-localnet fe00::0 ip6-localnet
ff00::0 ip6-mcastprefix ff00::0 ip6-mcastprefix
@ -108,15 +126,28 @@ mount --bind /proc $MR/proc
mount --bind /dev $MR/dev mount --bind /dev $MR/dev
mount --bind /sys $MR/sys mount --bind /sys $MR/sys
cat > $MR/usr/sbin/policy-rc.d <<EOF
#!/bin/bash
exit 101
EOF
chmod +x $MR/usr/sbin/policy-rc.d
chroot $MR <<EOF chroot $MR <<EOF
export DEBIAN_FRONTEND=noninteractive export DEBIAN_FRONTEND=noninteractive
export RUNLEVEL=1 apt-get -y update export RUNLEVEL=1
apt-get -y update
PACKAGES=" PACKAGES="
linux-image-server linux-image-server
lvm2 lvm2
acpid acpid
avahi-utils avahi-utils
jq
curl
wget
openssh-server
grub2
grub-pc
" "
apt-get -y install \$PACKAGES apt-get -y install \$PACKAGES
EOF EOF
@ -159,14 +190,52 @@ EOF
chroot $MR /bin/bash -c \ chroot $MR /bin/bash -c \
"DEBIAN_FRONTEND=noninteractive RUNLEVEL=1 apt-get -y upgrade" "DEBIAN_FRONTEND=noninteractive RUNLEVEL=1 apt-get -y upgrade"
#FIXME remove for slim image
export PACKAGES="
build-essential
byobu
command-not-found
daemontools
duplicity
git-core
htop
iftop
iotop
iptraf
lsof
make
make
man-db
pciutils
psmisc
pv
python-pip
rsync
screen
strace
tcpdump
traceroute
vim
"
chroot $MR apt-get -y install $PACKAGES
rm $MR/usr/sbin/policy-rc.d
##################################################### #####################################################
### Local Modifications ### Local Modifications
##################################################### #####################################################
cat > $MR/etc/dhcp/dhclient-exit-hooks.d/hostname <<EOF
hostname \$new_host_name
EOF
# install ssh key # install ssh key
mkdir -p $MR/root/.ssh mkdir -p $MR/root/.ssh
cp /root/.ssh/authorized_keys $MR/root/.ssh/ cp /root/.ssh/authorized_keys $MR/root/.ssh/
echo "PasswordAuthentication no" >> $MR/etc/ssh/sshd_config
echo "UseDNS no" >> $MR/etc/ssh/sshd_config
# clean apt cache # clean apt cache
rm $MR/var/cache/apt/archives/*.deb rm $MR/var/cache/apt/archives/*.deb
@ -181,37 +250,43 @@ done
# clear issue # clear issue
echo "clear > /etc/issue" | chroot $MR echo "clear > /etc/issue" | chroot $MR
# run firstboot on boot if exists # remove instance ssh host keys
echo "if test -x /firstboot.sh ; then /firstboot.sh ; fi" \ rm $MR/etc/ssh/*key*
>> $MR/etc/rc.local
# write firstboot file # regenerate them on first boot
cat > $MR/firstboot.sh <<EOF cat > $MR/etc/rc.local <<EOF
#!/bin/bash #!/bin/bash
apt-get update test -f /etc/ssh/ssh_host_dsa_key || dpkg-reconfigure openssh-server
apt-get -y install openssh-server exit 0
rm /firstboot.sh
EOF EOF
chmod +x $MR/firstboot.sh chmod +x $MR/etc/rc.local
#####################################################
### Clean Up and Write Image
#####################################################
echo "******************************************************" echo "******************************************************"
echo "*** Almost done. Cleaning up..." echo "*** Almost done. Cleaning up..."
echo "******************************************************" echo "******************************************************"
set +e
while grep roottemp /proc/mounts ; do umount $MR/proc
for MP in $(cat /proc/mounts | grep roottemp | awk '{print $2}') ; do umount $MR/sys
umount -l $MP
done # udev insists on sticking around, kill it:
fuser -m $MR -k
sleep 1 sleep 1
done umount $MR/dev
set -e
# zero space on boot:
dd if=/dev/zero of=$MR/boot/zerofile bs=1M || true
rm $MR/boot/zerofile
umount $MR/boot
# zero space on root:
dd if=/dev/zero of=$MR/zerofile bs=1M || true
rm $MR/zerofile
umount $MR
rmdir $MR rmdir $MR
vgchange -a n $VGN vgchange -a n $VGN
kpartx -dv $LOOPDEV kpartx -dv $LOOPDEV
losetup -d $LOOPDEV losetup -d $LOOPDEV

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@ -1,5 +1,5 @@
#!/bin/bash #!/bin/bash
MR="./mr" MR="./roottemp"
L="/dev/loop5" L="/dev/loop5"
losetup -d /dev/loop6 losetup -d /dev/loop6
umount $MR/sys umount $MR/sys
@ -10,4 +10,6 @@ umount $MR
vgchange -a n vmvg0 vgchange -a n vmvg0
kpartx -dv $L kpartx -dv $L
losetup -d $L losetup -d $L
rm -rf mr raw.img rmdir $MR
rm raw.img