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This guide shows the steps required for creating a complete deployment of the OpenCMT software for develpment and tests. 

Setup for CentOS 7

System setup

The basic requirement for the next recipe is working on a clean Virtual Machine with CentOS 7 operating system. These steps must be executed by root:

  1. Be sure to have an updated version of the system, with the EPEL extension enabled

    No Format
    sudo yum -y install wget epel-release
    sudo yum -y update


  2. Install the CA certificate required by the internal software repositories

    No Format
    sudo wget -O /etc/yum.repos.d/EGI-trustanchors.repo http://repository.egi.eu/sw/production/cas/1/current/repo-files/EGI-trustanchors.repo
    sudo yum -y install ca-policy-egi-core
    sudo ln -s /etc/grid-security/certificates/USERTrustRSACertificationAuthority.pem /etc/pki/ca-trust/source/anchors/
    sudo ln -s /etc/grid-security/certificates/GEANTeScienceSSLCA4.pem /etc/pki/ca-trust/source/anchors/
    sudo update-ca-trust extract


  3. Install the metadata for the internal software repositories (GEANT4, and CMT)

    No Format
    sudo wget -O /etc/yum.repos.d/geant4.repo https://cld-smact-02.pd.infn.it/artifacts/repository/muotom-repo-files/geant4.repo
    sudo wget -O /etc/yum.repos.d/cmt.repo https://cld-smact-02.pd.infn.it/artifacts/repository/muotom-repo-files/cmt.repo


  4. Install the tools and libraries required by the CMT software

    No Format
    sudo yum -y install git gcc-c++ make cmake3 doxygen geant4-vmc-mt-devel cmt-ulib-devel root-graf3d-eve xorg-x11-xauth mesa-dri-drivers


  5. Since the GEANT4 package does not contain the particle data sets, download the required files from central repository

    No Format
    sudo geant4-dataset-download


VNC server setup

If it is necessary to install a VNC server on the virtual machine the steps required are the following:

  1.  Install the graphic environment

    No Format
    sudo yum -y check-update
    sudo yum -y groupinstall "X Window System"
    sudo yum -y install gnome-classic-session gnome-terminal nautilus-open-terminal control-center liberation-mono-fonts
    sudo unlink /etc/systemd/system/default.target
    sudo ln -sf /lib/systemd/system/graphical.target /etc/systemd/system/default.target


  2. Reboot the virtual machine

    No Format
    sudo reboot


  3. Install the VNC server

    No Format
    sudo yum -y install tigervnc-server
    sudo cp /lib/systemd/system/vncserver@.service /etc/systemd/system/vncserver@:1.service


  4. In the file /etc/systemd/system/vncserver@:1.service replace <USER> with the current user (centos)
  5. Create a password for accessing the VNC server

    No Format
    vncpasswd

    and set the same password for the current user (centos)

  6. Configure the VNC server (file $HOME/.vnc/config), this is a basic setup:

    No Format
    # securitytypes=vncauth,tlsvnc
    # desktop=sandbox
    geometry=1920x1080
    # localhost
    # alwaysshared
    bs


  7. Activate the service and the firewall setup

    No Format
    sudo systemctl daemon-reload
    sudo systemctl enable vncserver@:1.service
    sudo systemctl start vncserver@:1.service
    sudo firewall-cmd --permanent --add-service vnc-server
    sudo systemctl restart firewalld.service




Setup for CentOS 8

System setup

The basic requirement for the next recipe is working on a clean Virtual Machine with CentOS 8 operating system. These steps must be executed by root:

  1. Be sure to have an updated version of the system, with the EPEL extension enabled 

    No Format
    sudo yum -y update
    sudo yum -y install epel-release yum-utils wget
    sudo yum-config-manager --set-enabled powertools
    sudo yum-config-manager --set-enabled appstream


  2. Install the CA certificate required by the internal software repositories 

    No Format
    sudo wget -O /etc/yum.repos.d/EGI-trustanchors.repo http://repository.egi.eu/sw/production/cas/1/current/repo-files/EGI-trustanchors.repo
    sudo yum -y install ca-policy-egi-core
    sudo ln -s /etc/grid-security/certificates/USERTrustRSACertificationAuthority.pem /etc/pki/ca-trust/source/anchors/
    sudo ln -s /etc/grid-security/certificates/GEANTeScienceSSLCA4.pem /etc/pki/ca-trust/source/anchors/
    sudo update-ca-trust extract


  3. Install the metadata for the internal software repositories (GEANT4, and CMT) 

    No Format
    sudo wget -O /etc/yum.repos.d/root.repo https://cld-smact-02.pd.infn.it/artifacts/repository/repo-files/root-c17.repo
    sudo wget -O /etc/yum.repos.d/muotom.repo https://cld-smact-02.pd.infn.it/artifacts/repository/muotom-repo-files/muotom.repo


  4. Install the tools and libraries required by the CMT software 

    No Format
    sudo yum install git gcc-c++ make cmake doxygen geant4-vmc-mt-devel cmt-ulib-devel root-graf3d-eve xorg-x11-xauth mesa-dri-drivers pcl-devel vim-enhanced rpm-build


  5. Since the GEANT4 package does not contain the particle data sets, download the required files from central repository 

    No Format
    sudo geant4-dataset-download


VNC server setup

If it is necessary to install a VNC server on the virtual machine the steps required are the following:

  1. Install the graphic environment 

    No Format
    sudo yum -y check-update
    sudo yum -y groupinstall "Server with GUI"
    sudo systemctl set-default graphical


  2. Reboot the virtual machine 

    No Format
    sudo reboot


  3. Install the VNC server 

    No Format
    sudo yum -y install tigervnc-server


  4. Register the current user, for example centos, in the users configuration file (/etc/tigervnc/vncserver.users). Just add the following line: 

    No Format
    :1=centos


  5. Create a password for accessing the VNC server 

    No Format
    vncpasswd

    and set the same password for the current user

  6. Configure the VNC server (file $HOME/.vnc/config), this is a basic setup: 

    No Format
    # securitytypes=vncauth,tlsvnc
    # desktop=sandbox
    geometry=1920x1080
    # localhost
    # alwaysshared
    bs


  7. Activate the service 

    No Format
    sudo systemctl enable vncserver@:1.service
    sudo systemctl start vncserver@:1.service


Storage setup

The data for tests are available via NFS, add this row to the file /etc/fstab

No Format
10.64.18.250:/data/brickOpenstack/muon-steel/sdb /mnt/muotom-data nfs defaults 0 0

then create the directory and mount the endpoint

No Format
sudo mkdir -p /mnt/muotom-data
sudo chmod a+rx /mnt/muotom-data
sudo mount -a



Info

Virtual Machines with CentOS 7 are available in the Cloud Veneto infrastructure, within project Muon Tomography.

If the activity requires a considerable amount of resources, the project grants access to dedicated flavors: muon_CPU-12_RAM-64GB and  muon_48cores500GB25GB.

Data for tests are available via NFS also outside the cloud infrastructure using the endpoint cld-storage-01.pd.infn.it:/data/brickOpenstack/muon-steel/sdb


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