44 lines
1.4 KiB
Bash
44 lines
1.4 KiB
Bash
# Public Domain
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# Zev Weiss, 2016
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# $OpenBSD: allow-deny-users.sh,v 1.6 2021/06/07 00:00:50 djm Exp $
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tid="AllowUsers/DenyUsers"
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me="$LOGNAME"
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if [ "x$me" = "x" ]; then
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me=`whoami`
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fi
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other="nobody"
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cp $OBJ/sshd_proxy $OBJ/sshd_proxy.orig
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test_auth()
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{
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deny="$1"
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allow="$2"
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should_succeed="$3"
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failmsg="$4"
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cp $OBJ/sshd_proxy.orig $OBJ/sshd_proxy
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test -z "$deny" || echo DenyUsers="$deny" >> $OBJ/sshd_proxy
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test -z "$allow" || echo AllowUsers="$allow" >> $OBJ/sshd_proxy
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${SSH} -F $OBJ/ssh_proxy "$me@somehost" true
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status=$?
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if (test $status -eq 0 && ! $should_succeed) \
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|| (test $status -ne 0 && $should_succeed); then
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fail "$failmsg"
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fi
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}
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# DenyUsers AllowUsers should_succeed failure_message
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test_auth "" "" true "user in neither DenyUsers nor AllowUsers denied"
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test_auth "$other $me" "" false "user in DenyUsers allowed"
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test_auth "$me $other" "" false "user in DenyUsers allowed"
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test_auth "" "$other" false "user not in AllowUsers allowed"
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test_auth "" "$other $me" true "user in AllowUsers denied"
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test_auth "" "$me $other" true "user in AllowUsers denied"
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test_auth "$me $other" "$me $other" false "user in both DenyUsers and AllowUsers allowed"
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test_auth "$other $me" "$other $me" false "user in both DenyUsers and AllowUsers allowed"
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