Ubuntu 18.04.3 LTS (GNU/Linux 4.15.0-64-generic x86_64)
teamBlue 6.3 (based on openPLi) is build using oe-alliance build-environment "4.3" and several git repositories:
https://github.com/oe-alliance/oe-alliance-core/tree/4.3
and a lot more...
1 - Install packages on your buildserver
sudo apt-get install -y autoconf automake bison bzip2 chrpath coreutils curl cvs default-jre default-jre-headless diffstat flex g++ gawk gcc gettext git gzip help2man htop info java-common libc6-dev libglib2.0-dev libncurses5-dev libperl4-corelibs-perl libproc-processtable-perl libtool libxml2-utils make ncdu ncurses-bin patch perl pkg-config po4a python-setuptools quilt sgmltools-lite sshpass subversion swig tar texi2html texinfo wget xsltproc zip zlib1g-dev
2 - Set your shell to /bin/bash
sudo dpkg-reconfigure dash
When asked: Install dash as /bin/sh?
select "NO"
3 - modify max_user_watches
echo fs.inotify.max_user_watches=524288 | sudo tee -a /etc/sysctl.conf
sysctl -n -w fs.inotify.max_user_watches=524288
4 - Add user teambluebuilder
sudo adduser teambluebuilder
5 - Switch to user teambluebuilder
su teambluebuilder
6 - Switch to home of teambluebuilder
cd ~
7 - Create folder teamblue
mkdir -p ~/teamblue
8 - Switch to folder teamblue
cd teamblue
9 - Clone oe-alliance git
git clone git://github.com/oe-alliance/build-enviroment.git -b 4.3
10 - Switch to folder build-enviroment
cd build-enviroment
11 - Update build-enviroment
make update
12 - Finally you can start building a image
MACHINE=gbquad4k DISTRO=teamblue make image