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• Run visudo.

  Code Block
  sudo visudo

• Find the sudo group entry. It will look like the following:

  Code Block
  %sudo ALL=(ALL:ALL) ALL

• Add a no-password rule:

  Code Block
  your_username ALL=(ALL) NOPASSWD:ALL

  If you wish to remove the sudo password requirement for all users:

  Code Block
  %sudo ALL=(ALL:ALL) NOPASSWD:ALL

• Exit visudo and save by pressing CTRL+X, then Y, and then ENTER.

Local config file for quick SSH login

• Create ~/.ssh/config file.

  Code Block
  sudo nano ~/.ssh/config

• Add entry for server. For example,

  Code Block
  Host openedx-01 Hostname ece-openedx-01.eng.uwaterloo.ca User d24lau IdentifyFile ~/.ssh/id_rsa_d24lau_01

• Exit and save.