gistfile1.txt

            echo -ne $B"Do you have an existing key to use? (y/N) "$RESET; read REPLY
            REPLY=${REPLY:-N}
            case $REPLY in
                Yes|Y|y ) 
                    PRIVATE_KEY_FILE=`pick_ssh_public_key`
                    ;;
                No|N|n|* )
                    echo -e $B"Creating ssh key"$RESET
                    if [[ -f $SSH_KEY_FILENAME ]]; then
                        echo -ne $R"Key ($SSH_KEY_FILENAME) already exists. Delete? (Y/n) "$RESET; read REPLY
                        REPLY=${REPLY:-Y}
                        case $REPLY in
                            Yes|Y|y )
                                sudo rm -f $SSH_KEY_FILENAME
                            ;;
                            No|N|n|* )
                                echo -ne $R"Moving existing key to $(SSH_KEY_FILENAME)_old and continuing..."$RESET
                                mv $SSH_KEY_FILENAME $(SSH_KEY_FILENAME)_old
                                ;;
                        esac
                    fi

                    ssh-keygen -t rsa -C $EMAIL -f $SSH_KEY_FILENAME > /dev/null
                    if [ ! -f $SSH_KEY_FILENAME ]; then
                        echo -e $R"Failed to create an rsa key pair"$RESET
                    exit 1
                    fi
                    ;;
            esac