15 lines
606 B
Bash
15 lines
606 B
Bash
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#!/bin/bash
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#run as root
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#$1 is username
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for i in $(awk '{print $2}' "/home/${1}/.ssh/authorized_keys"); do
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dude="$(base64 -d <<< "${i}" | sha256sum | awk '{print $1}' | xxd -r -p | base64)"
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for j in $(grep "Accepted publickey for ${1}" /var/log/auth.log | grep -o "SHA256.*$" | sed 's/^SHA256://g' | sort | uniq); do
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[ "${dude:0:-1}" = "${j}" ] && {
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_users="$(grep "${i}" /home/${1}/.ssh/authorized_keys | awk '{print $3" logged in"}')"
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lastlog_time="$(tac /var/log/auth.log | grep -m1 "${j}" | awk '{print $1" "$2" "$3" "}')"
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echo "${lastlog_time} ${_users}"
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}
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done
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done
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