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3045b45a03
[cert-hostkey.sh]
another attempt to generate a v00 ECDSA key that broke the test
ID sync only - portable already had this somehow
257 lines
7.4 KiB
Bash
257 lines
7.4 KiB
Bash
# $OpenBSD: cert-hostkey.sh,v 1.6 2011/05/20 02:43:36 djm Exp $
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# Placed in the Public Domain.
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tid="certified host keys"
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# used to disable ECC based tests on platforms without ECC
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ecdsa=""
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if test "x$TEST_SSH_ECC" = "xyes"; then
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ecdsa=ecdsa
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fi
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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 $ecdsa ; do
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verbose "$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_${ktype}"
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# v00 ecdsa certs do not exist
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test "${ktype}" = "ecdsa" && continue
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cp $OBJ/cert_host_key_${ktype} $OBJ/cert_host_key_${ktype}_v00
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cp $OBJ/cert_host_key_${ktype}.pub $OBJ/cert_host_key_${ktype}_v00.pub
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${SSHKEYGEN} -t v00 -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}_v00 ||
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fail "couldn't sign cert_host_key_${ktype}_v00"
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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 $ecdsa rsa_v00 dsa_v00; do
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verbose "$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 $OBJ/cert_host_key_rsa.pub
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if test "x$TEST_SSH_ECC" = "xyes"; then
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echon '@revoked '
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echon "* "
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cat $OBJ/cert_host_key_ecdsa.pub
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fi
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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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echon '@revoked '
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echon "* "
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cat $OBJ/cert_host_key_rsa_v00.pub
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echon '@revoked '
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echon "* "
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cat $OBJ/cert_host_key_dsa_v00.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 $ecdsa rsa_v00 dsa_v00; do
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verbose "$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 $ecdsa rsa_v00 dsa_v00 ; do
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verbose "$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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for kt in rsa rsa_v00 ; do
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case $kt in
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*_v00) args="-t v00" ;;
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*) args="" ;;
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esac
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verbose "$tid: host cert connect $ident $kt expect $result"
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${SSHKEYGEN} -q -s $OBJ/host_ca_key \
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-I "regress host key for $USER" \
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$sign_opts $args \
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$OBJ/cert_host_key_${kt} ||
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fail "couldn't sign cert_host_key_${kt}"
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(
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cat $OBJ/sshd_proxy_bak
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echo HostKey $OBJ/cert_host_key_${kt}
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echo HostCertificate $OBJ/cert_host_key_${kt}-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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done
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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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for v in v01 v00 ; do
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for ktype in rsa dsa $ecdsa ; do
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# v00 ecdsa certs do not exist.
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test "${v}${ktype}" = "v00ecdsa" && continue
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rm -f $OBJ/known_hosts-cert $OBJ/cert_host_key*
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verbose "$tid: host ${ktype} ${v} cert downgrade to raw key"
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# Generate and sign a host key
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${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} -t ${v} -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_${ktype}"
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(
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echon "$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 [ $? -ne 0 ]; then
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fail "ssh cert connect failed"
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fi
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done
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done
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# Wrong certificate
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(
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echon '@cert-authority '
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echon "$HOSTS "
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cat $OBJ/host_ca_key.pub
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) > $OBJ/known_hosts-cert
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for v in v01 v00 ; do
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for kt in rsa dsa $ecdsa ; do
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# v00 ecdsa certs do not exist.
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test "${v}${ktype}" = "v00ecdsa" && continue
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rm -f $OBJ/cert_host_key*
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# Self-sign key
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${SSHKEYGEN} -q -N '' -t ${kt} \
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-f $OBJ/cert_host_key_${kt} || \
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fail "ssh-keygen of cert_host_key_${kt} failed"
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${SSHKEYGEN} -t ${v} -h -q -s $OBJ/cert_host_key_${kt} \
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-I "regress host key for $USER" \
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-n $HOSTS $OBJ/cert_host_key_${kt} ||
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fail "couldn't sign cert_host_key_${kt}"
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verbose "$tid: host ${kt} connect wrong cert"
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(
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cat $OBJ/sshd_proxy_bak
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echo HostKey $OBJ/cert_host_key_${kt}
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echo HostCertificate $OBJ/cert_host_key_${kt}-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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done
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rm -f $OBJ/known_hosts-cert $OBJ/host_ca_key* $OBJ/cert_host_key*
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