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700dcfa3e0
[regress/cert-hostkey.sh regress/cert-userkey.sh] additional regression tests for revoked keys and TrustedUserCAKeys
212 lines
6.0 KiB
Bash
212 lines
6.0 KiB
Bash
# $OpenBSD: cert-hostkey.sh,v 1.3 2010/03/04 10:38:23 djm Exp $
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# Placed in the Public Domain.
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tid="certified host keys"
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rm -f $OBJ/known_hosts-cert $OBJ/host_ca_key* $OBJ/cert_host_key*
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cp $OBJ/sshd_proxy $OBJ/sshd_proxy_bak
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HOSTS='localhost-with-alias,127.0.0.1,::1'
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# Create a CA key and add it to known hosts
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${SSHKEYGEN} -q -N '' -t rsa -f $OBJ/host_ca_key ||\
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fail "ssh-keygen of host_ca_key failed"
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(
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echon '@cert-authority '
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echon "$HOSTS "
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cat $OBJ/host_ca_key.pub
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) > $OBJ/known_hosts-cert
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# Generate and sign host keys
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for ktype in rsa dsa ; do
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verbose "$tid: sign host ${ktype} cert"
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# Generate and sign a host key
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${SSHKEYGEN} -q -N '' -t ${ktype} \
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-f $OBJ/cert_host_key_${ktype} || \
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fail "ssh-keygen of cert_host_key_${ktype} failed"
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${SSHKEYGEN} -h -q -s $OBJ/host_ca_key \
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-I "regress host key for $USER" \
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-n $HOSTS $OBJ/cert_host_key_${ktype} ||
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fail "couldn't sign cert_host_key_${ktype}"
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done
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# Basic connect tests
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for privsep in yes no ; do
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for ktype in rsa dsa ; do
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verbose "$tid: host ${ktype} cert connect privsep $privsep"
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(
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cat $OBJ/sshd_proxy_bak
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echo HostKey $OBJ/cert_host_key_${ktype}
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echo HostCertificate $OBJ/cert_host_key_${ktype}-cert.pub
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echo UsePrivilegeSeparation $privsep
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) > $OBJ/sshd_proxy
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${SSH} -2 -oUserKnownHostsFile=$OBJ/known_hosts-cert \
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-oGlobalKnownHostsFile=$OBJ/known_hosts-cert \
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-F $OBJ/ssh_proxy somehost true
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if [ $? -ne 0 ]; then
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fail "ssh cert connect failed"
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fi
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done
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done
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# Revoked certificates with key present
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(
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echon '@cert-authority '
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echon "$HOSTS "
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cat $OBJ/host_ca_key.pub
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echon '@revoked '
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echon "* "
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cat $OBJ/cert_host_key_rsa.pub
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echon '@revoked '
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echon "* "
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cat $OBJ/cert_host_key_dsa.pub
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) > $OBJ/known_hosts-cert
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for privsep in yes no ; do
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for ktype in rsa dsa ; do
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verbose "$tid: host ${ktype} revoked cert privsep $privsep"
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(
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cat $OBJ/sshd_proxy_bak
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echo HostKey $OBJ/cert_host_key_${ktype}
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echo HostCertificate $OBJ/cert_host_key_${ktype}-cert.pub
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echo UsePrivilegeSeparation $privsep
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) > $OBJ/sshd_proxy
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${SSH} -2 -oUserKnownHostsFile=$OBJ/known_hosts-cert \
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-oGlobalKnownHostsFile=$OBJ/known_hosts-cert \
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-F $OBJ/ssh_proxy somehost true >/dev/null 2>&1
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if [ $? -eq 0 ]; then
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fail "ssh cert connect succeeded unexpectedly"
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fi
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done
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done
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# Revoked CA
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(
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echon '@cert-authority '
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echon "$HOSTS "
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cat $OBJ/host_ca_key.pub
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echon '@revoked '
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echon "* "
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cat $OBJ/host_ca_key.pub
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) > $OBJ/known_hosts-cert
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for ktype in rsa dsa ; do
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verbose "$tid: host ${ktype} revoked cert"
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(
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cat $OBJ/sshd_proxy_bak
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echo HostKey $OBJ/cert_host_key_${ktype}
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echo HostCertificate $OBJ/cert_host_key_${ktype}-cert.pub
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) > $OBJ/sshd_proxy
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${SSH} -2 -oUserKnownHostsFile=$OBJ/known_hosts-cert \
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-oGlobalKnownHostsFile=$OBJ/known_hosts-cert \
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-F $OBJ/ssh_proxy somehost true >/dev/null 2>&1
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if [ $? -eq 0 ]; then
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fail "ssh cert connect succeeded unexpectedly"
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fi
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done
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# Create a CA key and add it to known hosts
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(
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echon '@cert-authority '
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echon "$HOSTS "
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cat $OBJ/host_ca_key.pub
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) > $OBJ/known_hosts-cert
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test_one() {
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ident=$1
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result=$2
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sign_opts=$3
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verbose "$tid: test host cert connect $ident expect $result"
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${SSHKEYGEN} -q -s $OBJ/host_ca_key -I "regress host key for $USER" \
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$sign_opts \
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$OBJ/cert_host_key_rsa ||
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fail "couldn't sign cert_host_key_rsa"
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(
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cat $OBJ/sshd_proxy_bak
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echo HostKey $OBJ/cert_host_key_rsa
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echo HostCertificate $OBJ/cert_host_key_rsa-cert.pub
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) > $OBJ/sshd_proxy
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${SSH} -2 -oUserKnownHostsFile=$OBJ/known_hosts-cert \
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-oGlobalKnownHostsFile=$OBJ/known_hosts-cert \
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-F $OBJ/ssh_proxy somehost true >/dev/null 2>&1
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rc=$?
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if [ "x$result" = "xsuccess" ] ; then
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if [ $rc -ne 0 ]; then
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fail "ssh cert connect $ident failed unexpectedly"
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fi
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else
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if [ $rc -eq 0 ]; then
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fail "ssh cert connect $ident succeeded unexpectedly"
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fi
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fi
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}
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test_one "user-certificate" failure "-n $HOSTS"
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test_one "empty principals" success "-h"
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test_one "wrong principals" failure "-h -n foo"
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test_one "cert not yet valid" failure "-h -V20200101:20300101"
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test_one "cert expired" failure "-h -V19800101:19900101"
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test_one "cert valid interval" success "-h -V-1w:+2w"
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test_one "cert has constraints" failure "-h -Oforce-command=false"
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# Check downgrade of cert to raw key when no CA found
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rm -f $OBJ/known_hosts-cert $OBJ/cert_host_key*
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for ktype in rsa dsa ; do
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verbose "$tid: host ${ktype} cert downgrade to raw key"
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# Generate and sign a host key
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${SSHKEYGEN} -q -N '' -t ${ktype} \
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-f $OBJ/cert_host_key_${ktype} || \
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fail "ssh-keygen of cert_host_key_${ktype} failed"
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${SSHKEYGEN} -h -q -s $OBJ/host_ca_key -I "regress host key for $USER" \
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-n $HOSTS $OBJ/cert_host_key_${ktype} ||
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fail "couldn't sign cert_host_key_${ktype}"
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(
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echon "$HOSTS "
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cat $OBJ/cert_host_key_${ktype}.pub
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) > $OBJ/known_hosts-cert
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(
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cat $OBJ/sshd_proxy_bak
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echo HostKey $OBJ/cert_host_key_${ktype}
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echo HostCertificate $OBJ/cert_host_key_${ktype}-cert.pub
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) > $OBJ/sshd_proxy
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${SSH} -2 -oUserKnownHostsFile=$OBJ/known_hosts-cert \
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-oGlobalKnownHostsFile=$OBJ/known_hosts-cert \
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-F $OBJ/ssh_proxy somehost true
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if [ $? -ne 0 ]; then
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fail "ssh cert connect failed"
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fi
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done
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# Wrong certificate
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(
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echon '@cert-authority '
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echon "$HOSTS "
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cat $OBJ/host_ca_key.pub
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) > $OBJ/known_hosts-cert
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for ktype in rsa dsa ; do
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# Self-sign key
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${SSHKEYGEN} -h -q -s $OBJ/cert_host_key_${ktype} \
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-I "regress host key for $USER" \
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-n $HOSTS $OBJ/cert_host_key_${ktype} ||
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fail "couldn't sign cert_host_key_${ktype}"
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verbose "$tid: host ${ktype} connect wrong cert"
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(
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cat $OBJ/sshd_proxy_bak
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echo HostKey $OBJ/cert_host_key_${ktype}
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echo HostCertificate $OBJ/cert_host_key_${ktype}-cert.pub
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) > $OBJ/sshd_proxy
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${SSH} -2 -oUserKnownHostsFile=$OBJ/known_hosts-cert \
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-oGlobalKnownHostsFile=$OBJ/known_hosts-cert \
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-F $OBJ/ssh_proxy -q somehost true >/dev/null 2>&1
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if [ $? -eq 0 ]; then
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fail "ssh cert connect $ident succeeded unexpectedly"
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fi
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done
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rm -f $OBJ/known_hosts-cert $OBJ/host_ca_key* $OBJ/cert_host_key*
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