diff options
Diffstat (limited to 'crypto/openssh/regress/cfgmatch.sh')
| -rw-r--r-- | crypto/openssh/regress/cfgmatch.sh | 126 |
1 files changed, 126 insertions, 0 deletions
diff --git a/crypto/openssh/regress/cfgmatch.sh b/crypto/openssh/regress/cfgmatch.sh new file mode 100644 index 0000000..80cf229 --- /dev/null +++ b/crypto/openssh/regress/cfgmatch.sh @@ -0,0 +1,126 @@ +# $OpenBSD: cfgmatch.sh,v 1.8 2013/05/17 00:37:40 dtucker Exp $ +# Placed in the Public Domain. + +tid="sshd_config match" + +pidfile=$OBJ/remote_pid +fwdport=3301 +fwd="-L $fwdport:127.0.0.1:$PORT" + +echo "ExitOnForwardFailure=yes" >> $OBJ/ssh_config +echo "ExitOnForwardFailure=yes" >> $OBJ/ssh_proxy + +start_client() +{ + rm -f $pidfile + ${SSH} -q -$p $fwd "$@" somehost \ + exec sh -c \'"echo \$\$ > $pidfile; exec sleep 100"\' \ + >>$TEST_REGRESS_LOGFILE 2>&1 & + client_pid=$! + # Wait for remote end + n=0 + while test ! -f $pidfile ; do + sleep 1 + n=`expr $n + 1` + if test $n -gt 60; then + kill $client_pid + fatal "timeout waiting for background ssh" + fi + done +} + +stop_client() +{ + pid=`cat $pidfile` + if [ ! -z "$pid" ]; then + kill $pid + fi + wait +} + +cp $OBJ/sshd_proxy $OBJ/sshd_proxy_bak +echo "PermitOpen 127.0.0.1:1" >>$OBJ/sshd_config +echo "Match Address 127.0.0.1" >>$OBJ/sshd_config +echo "PermitOpen 127.0.0.1:$PORT" >>$OBJ/sshd_config + +grep -v AuthorizedKeysFile $OBJ/sshd_proxy_bak > $OBJ/sshd_proxy +echo "AuthorizedKeysFile /dev/null" >>$OBJ/sshd_proxy +echo "PermitOpen 127.0.0.1:1" >>$OBJ/sshd_proxy +echo "Match user $USER" >>$OBJ/sshd_proxy +echo "AuthorizedKeysFile /dev/null $OBJ/authorized_keys_%u" >>$OBJ/sshd_proxy +echo "Match Address 127.0.0.1" >>$OBJ/sshd_proxy +echo "PermitOpen 127.0.0.1:$PORT" >>$OBJ/sshd_proxy + +start_sshd + +#set -x + +# Test Match + PermitOpen in sshd_config. This should be permitted +for p in 1 2; do + trace "match permitopen localhost proto $p" + start_client -F $OBJ/ssh_config + ${SSH} -q -$p -p $fwdport -F $OBJ/ssh_config somehost true || \ + fail "match permitopen permit proto $p" + stop_client +done + +# Same but from different source. This should not be permitted +for p in 1 2; do + trace "match permitopen proxy proto $p" + start_client -F $OBJ/ssh_proxy + ${SSH} -q -$p -p $fwdport -F $OBJ/ssh_config somehost true && \ + fail "match permitopen deny proto $p" + stop_client +done + +# Retry previous with key option, should also be denied. +printf 'permitopen="127.0.0.1:'$PORT'" ' >$OBJ/authorized_keys_$USER +cat $OBJ/rsa.pub >> $OBJ/authorized_keys_$USER +printf 'permitopen="127.0.0.1:'$PORT'" ' >>$OBJ/authorized_keys_$USER +cat $OBJ/rsa1.pub >> $OBJ/authorized_keys_$USER +for p in 1 2; do + trace "match permitopen proxy w/key opts proto $p" + start_client -F $OBJ/ssh_proxy + ${SSH} -q -$p -p $fwdport -F $OBJ/ssh_config somehost true && \ + fail "match permitopen deny w/key opt proto $p" + stop_client +done + +# Test both sshd_config and key options permitting the same dst/port pair. +# Should be permitted. +for p in 1 2; do + trace "match permitopen localhost proto $p" + start_client -F $OBJ/ssh_config + ${SSH} -q -$p -p $fwdport -F $OBJ/ssh_config somehost true || \ + fail "match permitopen permit proto $p" + stop_client +done + +cp $OBJ/sshd_proxy_bak $OBJ/sshd_proxy +echo "PermitOpen 127.0.0.1:1 127.0.0.1:$PORT 127.0.0.2:2" >>$OBJ/sshd_proxy +echo "Match User $USER" >>$OBJ/sshd_proxy +echo "PermitOpen 127.0.0.1:1 127.0.0.1:2" >>$OBJ/sshd_proxy + +# Test that a Match overrides a PermitOpen in the global section +for p in 1 2; do + trace "match permitopen proxy w/key opts proto $p" + start_client -F $OBJ/ssh_proxy + ${SSH} -q -$p -p $fwdport -F $OBJ/ssh_config somehost true && \ + fail "match override permitopen proto $p" + stop_client +done + +cp $OBJ/sshd_proxy_bak $OBJ/sshd_proxy +echo "PermitOpen 127.0.0.1:1 127.0.0.1:$PORT 127.0.0.2:2" >>$OBJ/sshd_proxy +echo "Match User NoSuchUser" >>$OBJ/sshd_proxy +echo "PermitOpen 127.0.0.1:1 127.0.0.1:2" >>$OBJ/sshd_proxy + +# Test that a rule that doesn't match doesn't override, plus test a +# PermitOpen entry that's not at the start of the list +for p in 1 2; do + trace "nomatch permitopen proxy w/key opts proto $p" + start_client -F $OBJ/ssh_proxy + ${SSH} -q -$p -p $fwdport -F $OBJ/ssh_config somehost true || \ + fail "nomatch override permitopen proto $p" + stop_client +done |
