keys.sh

keys.sh

#!/bin/bash

URL='https://github.com/jasonsfuller.keys'

if [[ -f ~/.ssh/authorized_keys ]]; then
  cp -a  ~/.ssh/authorized_keys{,.$(date +%Y%m%d%H%M%S)}
fi

function cleanup { rm -f "$tmp"; }
trap cleanup INT TERM QUIT EXIT
tmp=$(mktemp)

if ! curl -sfL "$URL" -o "$tmp"; then
  echo "ERROR: failed to download keys from Github"
  exit 1
fi

install -m 0755     -d ~/.ssh
install -m 0644 "$tmp" ~/.ssh/authorized_keys

if builtin command -v restorecon &>/dev/null; then
  restorecon -R ~/.ssh
fi