#!/bin/sh
#set -eu
#set -x

[ -z "${PKCS11_MODULE+x}" ] && { PKCS11_MODULE=/usr/lib64/p11-kit-proxy.so; export PKCS11_MODULE; }

PASS=$(which pass 2>/dev/null || exit 127 )
PKEY="bmi/etoken"

ssh-add -l &>/dev/null
if [ "$?" == 2 ]; then
    test -r ~/.ssh-agent && \
    echo "create new ssh-agent" >&2
    eval "$(<~/.ssh-agent)" >&2
    #eval "$(<~/.ssh-agent)" >/dev/null

    ssh-add -l &>/dev/null
    if [ "$?" == 2 ]; then
        echo "create new ssh-agent and load env for it" >&2
        (umask 066; ssh-agent > ~/.ssh-agent)
        eval "$(<~/.ssh-agent)"  >&2
        #eval "$(<~/.ssh-agent)" >/dev/null
    else
        echo test X

    fi
else
    :
fi

#echo SSH_AGENT_PID: $SSH_AGENT_PID
#echo SSH_AUTH_SOCK: $SSH_AUTH_SOCK
#echo PKCS11_MODULE: $PKCS11_MODULE


ssh-add -l &>/dev/null
#ssh-add -l & >&2
if [ "$?" == 0 ]; then
    # Remove and add again $PKCS11_MODULE
    ssh-add -e $PKCS11_MODULE
    ssh-add -s $PKCS11_MODULE


test -n "${SSH_AUTH_SOCK+x}"
if [ "$?" == 0 ] ; then
    sudo fuser "$SSH_AUTH_SOCK"|awk '{print $NF}'

    SSH_AGENT_PID="$(sudo fuser "$SSH_AUTH_SOCK" |awk '{print $NF}')"
    echo "SSH_AGENT_PID(fuser): $SSH_AGENT_PID"

    
    test -n "${SSH_AGENT_PID+x}"
    if [ "$?" == 0 ]; then
        cat << EOF > ~/.ssh-agent
SSH_AUTH_SOCK=${SSH_AUTH_SOCK}; export SSH_AUTH_SOCK;
SSH_AGENT_PID=${SSH_AGENT_PID}; export SSH_AGENT_PID;
echo auth socket ${SSH_AUTH_SOCK};
echo Agent pid ${SSH_AGENT_PID};
EOF
    else
        cat << EOF > ~/.ssh-agent
SSH_AUTH_SOCK=${SSH_AUTH_SOCK}; export SSH_AUTH_SOCK;
echo auth socket ${SSH_AUTH_SOCK};
echo Agent pid not known;
EOF
    fi
else
    :
fi


cat << EOF

Now run

    eval "\$(<~/.ssh-agent)"

EOF

else
    echo "not able to create ssh-agent"
fi