Homestead installation
You don't need to generate a key. Simply run this:
# touch ~/.ssh/id_rsa
Then
# vagrant up
You want to follow these steps from terminal
Generate a ssh key ssh-keygen -t rsa -b 4096 -C "[email protected]"
Start ssh agent eval "$(ssh-agent -s)"
Add your SSH private key to the ssh-agent ssh-add -k ~/.ssh/id_rsa
Then run vagrant up