# $Id: bashrc,v 1.1 2005/02/28 06:46:50 joostvb Exp $
# $Source: /var/cvs/ad1810.com/packages/ad1810-ssh/contrib/bashrc,v $

# Author: Rudi Sluijtman, 2001
# License: GPL

# possible situations:
#  we have no socket, but an agent exist
#  we have no socket, no agent exist
#  we have a socket, no identity
#  we have a socket, identity

have_identity=0
have_socket=0
have_agent=0

# see if there is an ssh-agent running
if ps x -o comm | grep -q ssh-agent
then
  have_agent=true
else
  have_agent=false
fi

if [ $have_agent == false ]
then
  eval `ssh-agent`
  have_socket=1
fi

# have_agent is true by now

if [ "$have_socket" = 0 ]
then
  # see if there is an existing socket
  for dir in /tmp/ssh-*
  do
    [ ! -d $dir -o ! -w $dir ]  && continue
    for sock in $dir/*
    do
      if [ -w $sock -a -S $sock ]
      then
        SSH_AUTH_SOCK=$sock ssh-add -l >/dev/null 2>/dev/null
        res=$?
        case $res in
          0)
            SSH_AUTH_SOCK=$sock
            have_identity=1
            break 2
            ;;
          1)
            SSH_AUTH_SOCK=$sock
            break 2
            ;;
          *)
            # get rid of old sockets
            rm -f $sock
            ;;
        esac

      fi
    done
    # if we get here there was no valid socket in $dir
    rm -fr $dir
  done
fi
# now the dentity

export SSH_AUTH_SOCK

if [ $have_identity -eq 0 ]
then
  if [ -n "$DISPLAY" ]
  then
    xterm -geometry 80x25+300+150 -e ssh-add
  else
    ssh-add
  fi
fi