- djm@cvs.openbsd.org 2010/02/26 20:33:21

     [Makefile regress/cert-hostkey.sh regress/cert-userkey.sh]
     regression tests for certified keys

1 files changed, 89 insertions, 0 deletions

diff --git a/regress/cert-userkey.sh b/regress/cert-userkey.sh
new file mode 100644
index 000000000..307e7236f
--- /dev/null
+++ b/regress/cert-userkey.sh
@@ -0,0 +1,89 @@
+#       $OpenBSD: cert-userkey.sh,v 1.1 2010/02/26 20:33:21 djm Exp $
+#       Placed in the Public Domain.
+
+tid="certified user keys"
+
+rm -f $OBJ/authorized_keys_$USER $OBJ/user_ca_key* $OBJ/cert_user_key*
+cp $OBJ/sshd_proxy $OBJ/sshd_proxy_bak
+
+# Create a CA key and add it to authorized_keys
+${SSHKEYGEN} -q -N '' -t rsa  -f $OBJ/user_ca_key ||\
+        fail "ssh-keygen of user_ca_key failed"
+(
+        echo -n 'cert-authority '
+        cat $OBJ/user_ca_key.pub
+) > $OBJ/authorized_keys_$USER
+
+# Generate and sign user keys
+for ktype in rsa dsa ; do 
+        verbose "$tid: sign user ${ktype} cert"
+        ${SSHKEYGEN} -q -N '' -t ${ktype} \
+            -f $OBJ/cert_user_key_${ktype} || \
+                fail "ssh-keygen of cert_user_key_${ktype} failed"
+        ${SSHKEYGEN} -q -s $OBJ/user_ca_key -I \
+            "regress user key for $USER" \
+            -n $USER $OBJ/cert_user_key_${ktype} ||
+                fail "couldn't sign cert_user_key_${ktype}"
+
+done
+
+# Basic connect tests
+for privsep in yes no ; do
+        for ktype in rsa dsa ; do 
+                verbose "$tid: user ${ktype} cert connect privsep $privsep"
+                (
+                        cat $OBJ/sshd_proxy_bak
+                        echo "UsePrivilegeSeparation $privsep"
+                ) > $OBJ/sshd_proxy
+
+                ${SSH} -2i $OBJ/cert_user_key_${ktype} -F $OBJ/ssh_proxy \
+                    somehost true
+                if [ $? -ne 0 ]; then
+                        fail "ssh cert connect failed"
+                fi
+        done
+done
+
+verbose "$tid: ensure CA key does not authenticate user"
+${SSH} -2i $OBJ/user_ca_key -F $OBJ/ssh_proxy somehost true >/dev/null 2>&1
+if [ $? -eq 0 ]; then
+        fail "ssh cert connect with CA key succeeded unexpectedly"
+fi
+
+test_one() {
+        ident=$1
+        result=$2
+        sign_opts=$3
+        
+        verbose "$tid: test user cert connect $ident expect $result"
+
+        ${SSHKEYGEN} -q -s $OBJ/user_ca_key -I "regress user key for $USER" \
+            $sign_opts \
+            $OBJ/cert_user_key_rsa ||
+                fail "couldn't sign cert_user_key_rsa"
+
+        ${SSH} -2i $OBJ/cert_user_key_rsa -F $OBJ/ssh_proxy \
+            somehost true >/dev/null 2>&1
+        rc=$?
+        if [ "x$result" = "xsuccess" ] ; then
+                if [ $rc -ne 0 ]; then
+                        fail "ssh cert connect $ident failed unexpectedly"
+                fi
+        else
+                if [ $rc -eq 0 ]; then
+                        fail "ssh cert connect $ident succeeded unexpectedly"
+                fi
+        fi
+        cleanup
+}
+
+test_one "host-certificate"     failure "-h"
+test_one "empty principals"     success ""
+test_one "wrong principals"     failure "-n foo"
+test_one "cert not yet valid"   failure "-V20200101:20300101"
+test_one "cert expired"         failure "-V19800101:19900101"
+test_one "cert valid interval"  success "-V-1w:+2w"
+test_one "wrong source-address" failure "-Osource-address=10.0.0.0/8"
+test_one "force-command"        failure "-Oforce-command=false"
+
+rm -f $OBJ/authorized_keys_$USER $OBJ/user_ca_key* $OBJ/cert_user_key*