Exercise 6: Worker Node Installation

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Main reference: System Administrator Guide for CREAM for EMI-2 release

Check OS

 cat /etc/redhat-release


Configure Repositories

  • Disable DAG repo
 mv /etc/yum.repos.d/dag.repo /etc/yum.repos.d/dag.repo.removed
 ls /etc/yum.repos.d/
  • Configure EPEL repo
 wget http://download.fedoraproject.org/pub/epel/5/x86_64/epel-release-5-4.noarch.rpm
 yum install epel-release-5-4.noarch.rpm

In our case it is already installed, so nothing to do

  • Configure yum-protectbase
 yum install yum-protectbase
  • Configure CA repo
 http://repository.egi.eu/sw/production/cas/1/current/repo-files/EGI-trustanchors.repo   -O /etc/yum.repos.d/EGI-trustanchors.repo
  • Configure EMI 2 middleware repo
 wget http://emisoft.web.cern.ch/emisoft/dist/EMI/2/sl5/x86_64/base/emi-release-2.0.0-1.sl5.noarch.rpm
 yum install ./emi-release-2.0.0-1.sl5.noarch.rpm


Installation

  • Install Certification Authorities
 yum install ca-policy-egi-core
  • Install WN
 yum install emi-wn
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