Don't worry! It's only stuff...

#!/bin/bash

# ensure that this script is run by root
if [ $(id -u) -ne 0 ]; then
    sudo $0
    exit
fi

# download url
URL=https://downloads-packages.s3.amazonaws.com/ubuntu-12.04/gitlab_6.9.2-omnibus-1_amd64.deb

# download gitlab omnibus package
wget -q ${URL} -O /tmp/gitlab_amd64.deb

# install
dpkg -i /tmp/gitlab_amd64.deb

# configure
gitlab-ctl reconfigure

#!/bin/bash

# ensure that this script is run by root
if [ $(id -u) -ne 0 ]; then
  sudo $0
  exit
fi

# install Java JDK
wget -q https://raw.githubusercontent.com/panticz/installit/master/install.java-jdk.sh -O - | bash -

# install tomcat
apt-get install -y tomcat7

# configure JAVA_HOME
echo "JAVA_HOME=/usr/lib/jvm/$(ls /usr/lib/jvm | grep oracle | tail -1)" >> /etc/default/tomcat?

# install authbind
apt-get install -y authbind

# create /etc/authbind/byport/80
touch /etc/authbind/byport/80
chmod 500 /etc/authbind/byport/80
chown tomcat7:tomcat7 /etc/authbind/byport/80

# configure tomcat to port 80
sed -i 's|port="8080"|port="80"|g' /etc/tomcat?/server.xml

# bind to a privileged port
sed -i 's|#AUTHBIND=no|AUTHBIND=yes|g' /etc/default/tomcat?

# restart tomcat
/etc/init.d/tomcat7 restart

#!/bin/bash

sudo add-apt-repository -y ppa:webupd8team/nemo
sudo apt-get update
sudo apt-get install -y nemo

#!/bin/bash

# ensure that this script is run as root
if [ $(id -u) -ne 0 ]; then
  sudo $0
  exit
fi

# download GRUB iPXE boot image
wget -q http://dl.panticz.de/ipxe/ipxe.lkrn -O /boot/grub/ipxe.lkrn

# create GRUB menu entry
cat <<EOF> /etc/grub.d/49_ipxe 
#!/bin/sh
exec tail -n +3 \$0

menuentry "Network boot (iPXE)" {
  linux16 /boot/grub/ipxe.lkrn
}
EOF

# make executable
sudo chmod a+x /etc/grub.d/49_ipxe

# update GRUB config
update-grub

#!/bin/bash

# ensure that this script is run by root
if [ $(id -u) -ne 0 ]; then
  sudo $0
  exit
fi

# install lxc
apt-get install -y lxc

# disable auto configuration for eth0
sed -i 's|auto eth0|#auto eth0|g' /etc/network/interfaces
sed -i 's|iface eth0 inet dhcp|#iface eth0 inet dhcp|g' /etc/network/interfaces

# create network bridge
cat <<EOF>> /etc/network/interfaces
auto lxcbr0
iface lxcbr0 inet dhcp
  bridge_ports eth0
EOF

# disable auto configuration for network bridge by lxc
sed -i 's|USE_LXC_BRIDGE="true"|USE_LXC_BRIDGE="false"|g' /etc/default/lxc-net

#!/bin/bash

#
# IP    : dhcp
# user  : root
# pass  : t00r
#

#
# TODO
# use separate partitions for root (/dev/vg0/centos6-disk) and swap (/dev/vg0/centos6-swap) instead of harddisk image
#

# create disk
lvcreate --name centos6-disk --size 8G vg0

# download installation kernel and initrd
[ -d /tmp/centos6 ] || mkdir /tmp/centos6
wget -q http://mirror.netcologne.de/centos/6/os/x86_64/images/pxeboot/initrd.img -O /tmp/centos6/initrd.img
wget -q http://mirror.netcologne.de/centos/6/os/x86_64/images/pxeboot/vmlinuz -O /tmp/centos6/vmlinuz

# create installation configuration
cat <<EOF> /tmp/centos6-inst
kernel      = '/tmp/centos6/vmlinuz'
ramdisk     = '/tmp/centos6/initrd.img'
memory      = '512'
disk        = [ 'phy:/dev/vg0/centos6-disk,xvda,w' ]
name        = 'centos6-inst'
dhcp        = 'dhcp'
vif         = [ 'mac=00:00:00:00:ce:ce' ]
on_poweroff = 'destroy'
on_reboot   = 'destroy'
on_crash    = 'destroy'
extra       = "text ip=dhcp ks=http://preseed.panticz.de/preseed/centos6-minimal.cfg"
EOF

# install
xm create -c /tmp/centos6-inst

# create CenOS 6 configuration
cat <<EOF> /etc/xen/centos6
bootloader  = "/usr/lib/xen-4.1/bin/pygrub"
memory      = '512'
disk        = [ 'phy:/dev/vg0/centos6-disk,xvda,w' ]
name        = 'centos6'
dhcp        = 'dhcp'
vif         = [ 'mac=00:00:00:00:ce:ce' ]
on_poweroff = 'destroy'
on_reboot   = 'restart'
on_crash    = 'restart'
EOF

# OPTIONAL: add to autostart
ln -s /etc/xen/centos6 /etc/xen/auto/centos6

# start CenOS 6
xm create -c centos6