# 1. install go
# go to https://golang.org/dl/ and download latest version
# then do the following:
sudo tar -C /usr/local -xzf go1.15.6.linux-amd64.tar.gz
# add the following to your $HOME/.profile and .bashrc
export PATH=$PATH:/usr/local/go/bin
# verify that go works via: 
go version

# 2. install singularity
# download from here https://sylabs.io/singularity/
# unpack the file somewhere
./mconfig && make -C builddir && sudo make -C builddir install

# 3. install EIC singularity
git clone https://github.com/ECCE-EIC/Singularity
cd Singularity/
./updatebuild.sh #this is also used to make daily build updates (full download ~10GB)
#you can start singularity from the install directory via:
singularity shell -B cvmfs:/cvmfs cvmfs/eic.opensciencegrid.org/singularity/rhic_sl7_ext.simg
source /cvmfs/eic.opensciencegrid.org/gcc-8.3/opt/fun4all/core/bin/eic_setup.sh -n
root # give a test

# 4. test tutorials
https://eic-detector.github.io/tutorials_example1.html
# several tutorials are available here


# in case code for Fun4All needs to be compiled:
# go into the source folder of the code
source /cvmfs/eic.opensciencegrid.org/gcc-8.3/opt/fun4all/core/bin/eic_setup.sh -n
cd [folder with code changes]
mkdir build
cd build
../autogen.sh --prefix=$HOME/install
make install
#depending on gcc8.3 or x8664 source the respective install
source /cvmfs/eic.opensciencegrid.org/gcc-8.3/opt/fun4all/core/bin/setup_local.sh $HOME/install
source /cvmfs/eic.opensciencegrid.org/x8664_sl7/opt/fun4all/core/bin/setup_local.sh $HOME/install


#to have access to your own hard drives (or certain folders) in Singuarity:
# add the following in your /usr/local/etc/singularity/singluarity.conf
bind path = /media #somewhere around line 112