upstream commit

add tests for new client RevokedHostKeys option; refactor
 to make it a bit more readable
This commit is contained in:
djm@openbsd.org 2014-12-04 22:31:50 +00:00 committed by Damien Miller
parent a31046cad1
commit 3dfd8d93df
1 changed files with 74 additions and 15 deletions

View File

@ -1,15 +1,16 @@
# $OpenBSD: cert-hostkey.sh,v 1.9 2014/01/26 10:22:10 djm Exp $
# $OpenBSD: cert-hostkey.sh,v 1.10 2014/12/04 22:31:50 djm Exp $
# Placed in the Public Domain.
tid="certified host keys"
rm -f $OBJ/known_hosts-cert $OBJ/host_ca_key* $OBJ/cert_host_key*
rm -f $OBJ/known_hosts-cert $OBJ/host_ca_key* $OBJ/host_revoked_*
rm -f $OBJ/cert_host_key* $OBJ/host_krl_*
cp $OBJ/sshd_proxy $OBJ/sshd_proxy_bak
HOSTS='localhost-with-alias,127.0.0.1,::1'
# Create a CA key and add it to known hosts
${SSHKEYGEN} -q -N '' -t rsa -f $OBJ/host_ca_key ||\
# Create a CA key and add it to known hosts. Ed25519 chosed for speed.
${SSHKEYGEN} -q -N '' -t ed25519 -f $OBJ/host_ca_key ||\
fail "ssh-keygen of host_ca_key failed"
(
printf '@cert-authority '
@ -17,6 +18,12 @@ ${SSHKEYGEN} -q -N '' -t rsa -f $OBJ/host_ca_key ||\
cat $OBJ/host_ca_key.pub
) > $OBJ/known_hosts-cert
# Plain text revocation files
touch $OBJ/host_revoked_empty
touch $OBJ/host_revoked_plain
touch $OBJ/host_revoked_cert
cp $OBJ/host_ca_key.pub $OBJ/host_revoked_ca
PLAIN_TYPES=`$SSH -Q key-plain | sed 's/^ssh-dss/ssh-dsa/g;s/^ssh-//'`
type_has_legacy() {
@ -26,17 +33,33 @@ type_has_legacy() {
return 0
}
# Prepare certificate, plain key and CA KRLs
${SSHKEYGEN} -kf $OBJ/host_krl_empty || fatal "KRL init failed"
${SSHKEYGEN} -kf $OBJ/host_krl_plain || fatal "KRL init failed"
${SSHKEYGEN} -kf $OBJ/host_krl_cert || fatal "KRL init failed"
${SSHKEYGEN} -kf $OBJ/host_krl_ca $OBJ/host_ca_key.pub \
|| fatal "KRL init failed"
# Generate and sign host keys
serial=1
for ktype in $PLAIN_TYPES ; do
verbose "$tid: sign host ${ktype} cert"
# Generate and sign a host key
${SSHKEYGEN} -q -N '' -t ${ktype} \
-f $OBJ/cert_host_key_${ktype} || \
fail "ssh-keygen of cert_host_key_${ktype} failed"
${SSHKEYGEN} -h -q -s $OBJ/host_ca_key \
fatal "ssh-keygen of cert_host_key_${ktype} failed"
${SSHKEYGEN} -ukf $OBJ/host_krl_plain \
$OBJ/cert_host_key_${ktype}.pub || fatal "KRL update failed"
cat $OBJ/cert_host_key_${ktype}.pub >> $OBJ/host_revoked_plain
${SSHKEYGEN} -h -q -s $OBJ/host_ca_key -z $serial \
-I "regress host key for $USER" \
-n $HOSTS $OBJ/cert_host_key_${ktype} ||
fail "couldn't sign cert_host_key_${ktype}"
fatal "couldn't sign cert_host_key_${ktype}"
${SSHKEYGEN} -ukf $OBJ/host_krl_cert \
$OBJ/cert_host_key_${ktype}-cert.pub || \
fatal "KRL update failed"
cat $OBJ/cert_host_key_${ktype}-cert.pub >> $OBJ/host_revoked_cert
serial=`expr $serial + 1`
type_has_legacy $ktype || continue
cp $OBJ/cert_host_key_${ktype} $OBJ/cert_host_key_${ktype}_v00
cp $OBJ/cert_host_key_${ktype}.pub $OBJ/cert_host_key_${ktype}_v00.pub
@ -44,10 +67,34 @@ for ktype in $PLAIN_TYPES ; do
${SSHKEYGEN} -t v00 -h -q -s $OBJ/host_ca_key \
-I "regress host key for $USER" \
-n $HOSTS $OBJ/cert_host_key_${ktype}_v00 ||
fail "couldn't sign cert_host_key_${ktype}_v00"
fatal "couldn't sign cert_host_key_${ktype}_v00"
${SSHKEYGEN} -ukf $OBJ/host_krl_cert \
$OBJ/cert_host_key_${ktype}_v00-cert.pub || \
fatal "KRL update failed"
cat $OBJ/cert_host_key_${ktype}_v00-cert.pub >> $OBJ/host_revoked_cert
done
# Basic connect tests
attempt_connect() {
_ident="$1"
_expect_success="$2"
shift; shift
verbose "$tid: $_ident expect success $_expect_success"
${SSH} -2 -oUserKnownHostsFile=$OBJ/known_hosts-cert \
-oGlobalKnownHostsFile=$OBJ/known_hosts-cert \
"$@" -F $OBJ/ssh_proxy somehost true
_r=$?
if [ "x$_expect_success" = "xyes" ] ; then
if [ $_r -ne 0 ]; then
fail "ssh cert connect $_ident failed"
fi
else
if [ $_r -eq 0 ]; then
fail "ssh cert connect $_ident succeeded unexpectedly"
fi
fi
}
# Basic connect and revocation tests.
for privsep in yes no ; do
for ktype in $PLAIN_TYPES rsa_v00 dsa_v00; do
verbose "$tid: host ${ktype} cert connect privsep $privsep"
@ -58,12 +105,24 @@ for privsep in yes no ; do
echo UsePrivilegeSeparation $privsep
) > $OBJ/sshd_proxy
${SSH} -2 -oUserKnownHostsFile=$OBJ/known_hosts-cert \
-oGlobalKnownHostsFile=$OBJ/known_hosts-cert \
-F $OBJ/ssh_proxy somehost true
if [ $? -ne 0 ]; then
fail "ssh cert connect failed"
fi
# test name expect success
attempt_connect "$ktype basic connect" "yes"
attempt_connect "$ktype empty KRL" "yes" \
-oRevokedHostKeys=$OBJ/host_krl_empty
attempt_connect "$ktype KRL w/ plain key revoked" "no" \
-oRevokedHostKeys=$OBJ/host_krl_plain
attempt_connect "$ktype KRL w/ cert revoked" "no" \
-oRevokedHostKeys=$OBJ/host_krl_cert
attempt_connect "$ktype KRL w/ CA revoked" "no" \
-oRevokedHostKeys=$OBJ/host_krl_ca
attempt_connect "$ktype empty plaintext revocation" "yes" \
-oRevokedHostKeys=$OBJ/host_revoked_empty
attempt_connect "$ktype plain key plaintext revocation" "no" \
-oRevokedHostKeys=$OBJ/host_revoked_plain
attempt_connect "$ktype cert plaintext revocation" "no" \
-oRevokedHostKeys=$OBJ/host_revoked_cert
attempt_connect "$ktype CA plaintext revocation" "no" \
-oRevokedHostKeys=$OBJ/host_revoked_ca
done
done