ImageKey

#!/bin/sh

##H Usage: ImageKey ACTION
##H
##H Available actions:
##H   help        show this help
##H   start       (re)start the service
##H   stop        stop the service
##H   env         print ssh environment
##H   run         run with ssh environment

PATH=/bin:/usr/bin:$PATH

case ${1:-help} in
  stop )
    rm -f /root/.sshenv
    agent=$(pgrep -u root ssh-agent) || true
    [ X"$agent" = X ] || kill $agent
    ;;

  start )
    set -e
    rm -f /root/.sshenv
    agent=$(pgrep -u root ssh-agent) || true
    [ X"$agent" = X ] || kill $agent
    eval `ssh-agent`
    ssh-add -t 7200
    env | grep '^SSH_' | sed 's/^/export /; s/$/;/' > /root/.sshenv
    ;;

  env )
    cat /root/.sshenv 2>/dev/null ;;

  run )
    shift
    set -e
    . /root/.sshenv
    exec "$@"
    ;;

  help )
    perl -ne '/^##H/ && do { s/^##H ?//; print }' < $0
    ;;

  * )
    echo "$0: unknown action '$1', please try '$0 help' or documentation." 1>&2
    exit 1
    ;;
esac