zsh script for ssh key management

gistfile1.sh

#!/usr/bin/env zsh
# portachiavi.zsh
# Dialog script for ssh key management.
# by: Daniel Kertesz <[email protected]> on 03-03-2008

SSHOPTS="-c"

: ${DIALOG=dialog}
setopt extendedglob

tempfile=`tempfile 2>/dev/null` || tempfile=/tmp/test$$
trap "rm -f $tempfile" 0 1 2 5 15

the_dialog () {
  keys=()
	foreach key ($HOME/.ssh/*.pub(:r)); do
		if ! ssh-add -l | grep -w $key > /dev/null; then
			keys=($keys[@] $key:t $key)
		fi
	done

	if [[ -z $keys ]]; then
		echo "No more keys in keychain ($HOME/.ssh/*.pub)"
		exit
	fi

	$DIALOG --title "Portachiavi" --cancel-label "Quit" \
		--menu "Choose the key you want to load on the agent\n" \
		20 51 4 $keys[@] 2> $tempfile

	retval=$?
	choice=`cat $tempfile`

	case $retval in
		0)
			clear
			ssh-add $SSHOPTS $HOME/.ssh/$choice
			the_dialog
			;;
		1)
			clear
			echo "Goodbye!";;
		255)
			clear
			echo "Goodbye!";;
	esac
}
the_dialog

# vim: ft=zsh