Table of Contents

• Grid Certificate Installation
• Check when is your certificate expiring (From lxplus terminal)
• computing at LPC
• Change the default shell at lpc:

Grid Certificate Installation

• Get new grid certificate from link : https://ca.cern.ch/ca/

• Backup certificate from FireFox/safari and name it as cert.p12.

  • You can see this step here: https://ca.cern.ch/ca/Help/?kbid=040111
  • For mac safari: https://ca.cern.ch/ca/Help/?kbid=060111&mode=print

• Copy file cert.p12 on lxplus (or lpc) home directory.

• To create the .pem files from the .p12 certicicate, and set the correct permissions. Go to lxplus and run following commands:

  mkdir $HOME/.globus
  openssl pkcs12 -in cert.p12 -clcerts -nokeys -out $HOME/.globus/usercert.pem
  openssl pkcs12 -in cert.p12 -nocerts -out $HOME/.globus/userkey.pem
  chmod 400 $HOME/.globus/userkey.pem
  chmod 600 $HOME/.globus/usercert.pem
  chmod go-rx $HOME/.globus
  fs setacl -dir $HOME/.globus -acl system:anyuser l   # this command will work on lxplus  only
  

• Test the setup using:

  voms-proxy-init -voms cms
  voms-proxy-info -all
  

Check when is your certificate expiring (From lxplus terminal)

openssl x509  -subject -dates -noout  -in $HOME/.globus/usercert.pem

computing at LPC

Link: https://lpc.fnal.gov/computing/

Change the default shell at lpc:

Reference: http://uscms.org/uscms_at_work/computing/setup/setup_software.shtml#shell