SSH

ssh.md

My SSH Cookbook

To generate an SSH key.

ssh-keygen

To transfer an SSH key to the remote computer.

ssh-copy-id -i ~/.ssh/mykey user@host

Add key to ssh agent.

For error: ERROR: Repository not found. fatal: Could not read from remote repository.

Please make sure you have the correct access rights and the repository exists.

ssh-add ~/.ssh/mykey

Config File

Host *
     ServerAliveInterval 120

Host comet
     Hostname comet.sdsc.xsede.org
     User 
     IdentityFile ~/.ssh/

Host comet.sdsc.xsede.org
     Hostname comet.sdsc.xsede.org
     User 
     IdentityFile ~/.ssh/

Host bridges
     Hostname bridges.psc.xsede.org
     User 

Host chpc
     Hostname login.chpc.wustl.edu
     User 

Host swami
    Hostname swamicompute.wustl.edu
    User 
    IdentityFile ~/.ssh/

Change config file permission to chmod 600 ~/.ssh/config

Allow password login a GCP instance user

This is to enable password login to a non-sudo/root user on a Google cloud instance.

sudo vi /etc/ssh/sshd_config

Then, change the line: PasswordAuthentication no to PasswordAuthentication yes

sudo service ssh restart

SSHFS

To mount create a mount point (directory) sshfs user@host:/folder/to/mount/ mount/point