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|
TMPFILE=$(mktemp)
# cleanup old agent-sockets
if [ -r "${HOME}/.ssh-agent-forwardin" ]; then
cut -d" " -f2 "${HOME}/.ssh-agent-forwarding" | \
xargs ls -a 2>/dev/null | \
grep -f - "${HOME}/.ssh-agent-forwarding" | \
sort -n > "${TMPFILE}"
mv "${TMPFILE}" "${HOME}/.ssh-agent-forwarding"
fi
# if this login is via ssh and ssh-agent is forwarded
if [ -n "$SSH_AUTH_SOCK" -a -n "$SSH_CLIENT" ]; then
# add current socket
echo "$(date +%s) $SSH_AUTH_SOCK $SSH_CLIENT" >> "${TMPFILE}"
fi
if [ -z "$SSH_AUTH_SOCK" -a -r "${HOME}/.ssh-agent-forwarding" ]; then
SSH_AUTH_SOCK=$(tail -n 1 "${HOME}/.ssh-agent-forwarding" | cut -d" " -f2)
export SSH_AUTH_SOCK
fi
fixssh() {
if [ ! -r "${HOME}/.ssh-agent-forwarding" ]; then
echo "No ssh-agent forwardings found."
return 1
fi
if [ -z "$1" -o "$1" == "latest" ]; then
SSH_AUTH_SOCK=$(tail -n 1 "${HOME}/.ssh-agent-forwarding" | cut -d" " -f2)
else
REMOTE=$(echo $1 | grep -o "[0-9]\{1,3\}\.[0-9]\{1,3\}\.[0-9]\{1,3\}\.[0-9]\{1,3\}")
if [[ "$REMOTE" == "$1" ]]; then
SSH_AUTH_SOCK=$(grep " $REMOTE " "${HOME}/.ssh-agent-forwarding" | head -n 1 | cut -d" " -f2)
else
REMOTE=$(dig +short "$1" | tr '\n' ' ')
if [ -n "${REMOTE}" ]; then
SSH_AUTH_SOCK=$(grep " ${REMOTE##*: } " "${HOME}/.ssh-agent-forwarding" | head -n 1 | cut -d" " -f2)
else
SSH_AUTH_SOCK=$(grep "$1" "${HOME}/.ssh-agent-forwarding" | head -n 1 | cut -d" " -f2)
fi
fi
fi
if [ -z "$SSH_AUTH_SOCK" ]; then
echo "Nothing found!"
return 1
fi
export SSH_AUTH_SOCK
}
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