From 1e94afdfa8df774ab7dd3bad52912b636dc31bbd Mon Sep 17 00:00:00 2001
From: "dtucker@openbsd.org" <dtucker@openbsd.org>
Date: Thu, 25 Jul 2019 08:28:15 +0000
Subject: upstream: Make certificate tests work with the supported key

algorithms.  Allows tests to pass when built without OpenSSL.

OpenBSD-Regress-ID: 617169a6dd9d06db3697a449d9a26c284eca20fc
---
 regress/cert-hostkey.sh | 12 ++++++++----
 regress/cert-userkey.sh | 19 +++++++++++++++----
 2 files changed, 23 insertions(+), 8 deletions(-)

(limited to 'regress')

diff --git a/regress/cert-hostkey.sh b/regress/cert-hostkey.sh
index 3ce777967..86ea62504 100644
--- a/regress/cert-hostkey.sh
+++ b/regress/cert-hostkey.sh
@@ -1,4 +1,4 @@
-#	$OpenBSD: cert-hostkey.sh,v 1.17 2018/10/31 11:09:27 dtucker Exp $
+#	$OpenBSD: cert-hostkey.sh,v 1.18 2019/07/25 08:28:15 dtucker Exp $
 #	Placed in the Public Domain.
 
 tid="certified host keys"
@@ -7,6 +7,7 @@ rm -f $OBJ/known_hosts-cert* $OBJ/host_ca_key* $OBJ/host_revoked_*
 rm -f $OBJ/cert_host_key* $OBJ/host_krl_*
 
 # Allow all hostkey/pubkey types, prefer certs for the client
+rsa=0
 types=""
 for i in `$SSH -Q key`; do
 	if [ -z "$types" ]; then
@@ -19,6 +20,7 @@ for i in `$SSH -Q key`; do
 		types="rsa-sha2-256-cert-v01@openssh.com,$i,$types"
 		types="rsa-sha2-512-cert-v01@openssh.com,$types";;
 	*rsa*)
+		rsa=1
 		types="$types,rsa-sha2-512,rsa-sha2-256,$i";;
 	# Prefer certificate to plain keys.
 	*cert*)	types="$i,$types";;
@@ -51,10 +53,12 @@ kh_revoke() {
 }
 
 # Create a CA key and add it to known hosts. Ed25519 chosen for speed.
-# RSA for testing RSA/SHA2 signatures.
+# RSA for testing RSA/SHA2 signatures if supported.
+ktype2=ed25519
+[ "x$rsa" = "x1" ] && ktype2=rsa
 ${SSHKEYGEN} -q -N '' -t ed25519  -f $OBJ/host_ca_key ||\
 	fail "ssh-keygen of host_ca_key failed"
-${SSHKEYGEN} -q -N '' -t rsa  -f $OBJ/host_ca_key2 ||\
+${SSHKEYGEN} -q -N '' -t $ktype2  -f $OBJ/host_ca_key2 ||\
 	fail "ssh-keygen of host_ca_key failed"
 
 kh_ca host_ca_key.pub host_ca_key2.pub > $OBJ/known_hosts-cert.orig
@@ -214,7 +218,7 @@ test_one() {
 	result=$2
 	sign_opts=$3
 
-	for kt in rsa ed25519 ; do
+	for kt in $PLAIN_TYPES; do
 		case $ktype in
 		rsa-sha2-*)	tflag="-t $ktype"; ca="$OBJ/host_ca_key2" ;;
 		*)		tflag=""; ca="$OBJ/host_ca_key" ;;
diff --git a/regress/cert-userkey.sh b/regress/cert-userkey.sh
index 6849e9922..38c14a698 100644
--- a/regress/cert-userkey.sh
+++ b/regress/cert-userkey.sh
@@ -1,4 +1,4 @@
-#	$OpenBSD: cert-userkey.sh,v 1.20 2018/10/31 11:09:27 dtucker Exp $
+#	$OpenBSD: cert-userkey.sh,v 1.21 2019/07/25 08:28:15 dtucker Exp $
 #	Placed in the Public Domain.
 
 tid="certified user keys"
@@ -9,8 +9,10 @@ cp $OBJ/ssh_proxy $OBJ/ssh_proxy_bak
 
 PLAIN_TYPES=`$SSH -Q key-plain | sed 's/^ssh-dss/ssh-dsa/;s/^ssh-//'`
 EXTRA_TYPES=""
+rsa=""
 
 if echo "$PLAIN_TYPES" | grep '^rsa$' >/dev/null 2>&1 ; then
+	rsa=rsa
 	PLAIN_TYPES="$PLAIN_TYPES rsa-sha2-256 rsa-sha2-512"
 fi
 
@@ -20,11 +22,20 @@ kname() {
 	# subshell because some seds will add a newline
 	*) n=$(echo $1 | sed 's/^dsa/ssh-dss/;s/^rsa/ssh-rsa/;s/^ed/ssh-ed/') ;;
 	esac
-	echo "$n*,ssh-rsa*,ssh-ed25519*"
+	if [ -z "$rsa" ]; then
+		echo "$n*,ssh-ed25519*"
+	else
+		echo "$n*,ssh-rsa*,ssh-ed25519*"
+	fi
 }
 
 # Create a CA key
-${SSHKEYGEN} -q -N '' -t rsa  -f $OBJ/user_ca_key ||\
+if [ ! -z "$rsa" ]; then
+	catype=rsa
+else
+	catype=ed25519
+fi
+${SSHKEYGEN} -q -N '' -t $catype  -f $OBJ/user_ca_key ||\
 	fail "ssh-keygen of user_ca_key failed"
 
 # Generate and sign user keys
@@ -283,7 +294,7 @@ test_one() {
 	fi
 
 	for auth in $auth_choice ; do
-		for ktype in rsa ed25519 ; do
+		for ktype in $rsa ed25519 ; do
 			cat $OBJ/sshd_proxy_bak > $OBJ/sshd_proxy
 			if test "x$auth" = "xauthorized_keys" ; then
 				# Add CA to authorized_keys
-- 
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