agent-getpeereid.sh revision 180751 
1#	$OpenBSD: agent-getpeereid.sh,v 1.4 2007/11/25 15:35:09 jmc Exp $
2#	Placed in the Public Domain.
3
4tid="disallow agent attach from other uid"
5
6UNPRIV=nobody
7ASOCK=${OBJ}/agent
8SSH_AUTH_SOCK=/nonexistent
9
10if grep "#undef.*HAVE_GETPEEREID" ${BUILDDIR}/config.h >/dev/null 2>&1 && \
11	grep "#undef.*HAVE_GETPEERUCRED" ${BUILDDIR}/config.h >/dev/null && \
12	grep "#undef.*HAVE_SO_PEERCRED" ${BUILDDIR}/config.h >/dev/null
13then
14	echo "skipped (not supported on this platform)"
15	exit 0
16fi
17if [ -z "$SUDO" ]; then
18	echo "skipped: need SUDO to switch to uid $UNPRIV"
19	exit 0
20fi
21
22
23trace "start agent"
24eval `${SSHAGENT} -s -a ${ASOCK}` > /dev/null
25r=$?
26if [ $r -ne 0 ]; then
27	fail "could not start ssh-agent: exit code $r"
28else
29	chmod 644 ${SSH_AUTH_SOCK}
30
31	ssh-add -l > /dev/null 2>&1
32	r=$?
33	if [ $r -ne 1 ]; then
34		fail "ssh-add failed with $r != 1"
35	fi
36
37	< /dev/null ${SUDO} -S -u ${UNPRIV} ssh-add -l > /dev/null 2>&1
38	r=$?
39	if [ $r -lt 2 ]; then
40		fail "ssh-add did not fail for ${UNPRIV}: $r < 2"
41	fi
42
43	trace "kill agent"
44	${SSHAGENT} -k > /dev/null
45fi
46
47rm -f ${OBJ}/agent
48