ssh-copy-id-github

#!/bin/bash -e

TEMP_FILE=/tmp/authorized_keys
KEYS_FILE=~/.ssh/authorized_keys
GITHUB_USER=$1

test -n $GITHUB_USER
echo "Sync SSH authorized keys from Github user ${GITHUB_USER}"
mkdir --mode=700 -p ~/.ssh
curl -f -o $TEMP_FILE https://github.com/${GITHUB_USER}.keys

touch $KEYS_FILE
chmod 600 $KEYS_FILE
cat $TEMP_FILE $KEYS_FILE | sort | uniq > $KEYS_FILE
rm $TEMP_FILE