How to add SSH key to known hosts file?
You could use ssh-keyscan command to grab the public key and append that to your known_hosts file. This is how you can incorporate ssh-keyscan into your play:
How do I generate a host key in Linux?
Generate a key on host server. Using the below command. Now copy the highlighted section (in the picture) and append this key to the ‘known_host’ file on source server. Of course, the location for this file could be different for different environments.
How to copy public key to known hosts file?
I am trying to copy a public key from Server A over to the known_hosts file in Server B. They are both linux servers. Initially I thought about opening the public key file and copying its contents over to the known_hosts file but I suspect that is not the correct method. Does anyone know what the right way to do so is?
How to easily add SSH fingerprint to your known _ hosts?
Fortunately, the developers of SSH thought of this, and have added a command that allows you to easily add SSH fingerprints to the known_hosts file. I’ll demonstrate adding the fingerprint from a remote serve to a local machine. Let’s say the remote server is at 192.168.1.162.
How to automatically add new hosts in OpenSSH?
Second option, but less secure, is to use StrictHostKeyChecking=accept-new, which was introduced in version 7.6 (2017-10-03) of OpenSSH: The first “accept-new” will automatically accept hitherto-unseen keys but will refuse connections for changed or invalid hostkeys. If you wish to check the key before adding it blindly, you can use this code:
Is there a way to automatically add a new host?
The first “accept-new” will automatically accept hitherto-unseen keys but will refuse connections for changed or invalid hostkeys. If you wish to check the key before adding it blindly, you can use this code: The GitHub and GitLab keys may change if they get compromised.