Generate deploy key on server

github_deploy_key.sh

#!/bin/bash

keyname=$1

if [ $# -lt 1 ]
then
  echo "usage: ./github_deploy_key.sh <keyname>"
  exit 1
fi

expect -c "
set timeout 5
spawn ssh-keygen -t rsa -f .ssh/github_${keyname}
expect \": \"
send \"\n\"
expect \"Enter passphrase (empty for no passphrase): \"
send \"\n\"
expect \"Enter same passphrase again: \"
send \"\n\"
wait
"

echo -e "\n\n===== usage ====="
echo "git clone github_${keyname}:<user or org>/<rep name>"
echo -e "\n===== copy & paste into github deploy key ====="
cat << EOS >> .ssh/config

Host github_${keyname}
	HostName github.com
	Port 22
	User git
	IdentityFile ~/.ssh/github_${keyname}
EOS

cat .ssh/github_${keyname}.pub

usage:

install requirements

sudo apt-get install expect

download

cd ~
wget https://gist.githubusercontent.com/sukobuto/469269891536ed6cedcc0e79318315f7/raw/7ad9e2151ff3990de03b521db087ac9cc379b50b/github_deploy_key.sh && chmod +x github_deploy_key.sh

use

cd ~
./github_deploy_key.sh <name>