[Ubuntu 10.04 (Lucid)] Working GitlabHQ script for skipping the first 3 steps of the the installation guide at https://github.com/gitlabhq/gitlabhq/blob/stable/doc/installation.md

install.sh

sudo apt-get update
sudo apt-get upgrade -y

apt-get install -y \
git-core wget curl gcc checkinstall libxml2-dev libxslt-dev sqlite3 \
libsqlite3-dev openssl libcurl4-openssl-dev libc6-dev libssl-dev libmysql++-dev \
make build-essential zlib1g zlib1g-dev libicu-dev redis-server openssh-server \
python-dev python-pip libyaml-dev libreadline6 libreadline6-dev autoconf \
ncurses-dev automake libtool bison subversion

wget http://ftp.ruby-lang.org/pub/ruby/1.9/ruby-1.9.3-p194.tar.gz
tar xfvz ruby-1.9.3-p194.tar.gz
cd ruby-1.9.3-p194
./configure
make
sudo make install

sudo adduser \
  --system \
  --shell /bin/sh \
  --gecos 'git version control' \
  --group \
  --disabled-password \
  --home /home/git \
  git

sudo adduser --disabled-login --gecos 'gitlab system' gitlab

sudo usermod -a -G git gitlab

sudo -H -u gitlab ssh-keygen -q -N '' -t rsa -f /home/gitlab/.ssh/id_rsa

cd /home/git
sudo -H -u git git clone git://github.com/gitlabhq/gitolite /home/git/gitolite

sudo -u git -H sh -c "PATH=/home/git/bin:$PATH; /home/git/gitolite/src/gl-system-install"
sudo cp /home/gitlab/.ssh/id_rsa.pub /home/git/gitlab.pub
sudo chmod 777 /home/git/gitlab.pub

sudo -u git -H sed -i 's/0077/0007/g' /home/git/share/gitolite/conf/example.gitolite.rc
sudo -u git -H sh -c "PATH=/home/git/bin:$PATH; gl-setup -q /home/git/gitlab.pub"

sudo chmod -R g+rwX /home/git/repositories/
sudo chown -R git:git /home/git/repositories/

sudo -u gitlab -H git clone git@localhost:gitolite-admin.git /tmp/gitolite-admin
sudo rm -rf /tmp/gitolite-admin