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#!/usr/bin/env bash
set -eufx
export PKIDIR=`dirname $0`
# Based on the "Simple PKI" example from the "OpenSSL PKI Tutorial"
# by Stefan H. Holek
# https://pki-tutorial.readthedocs.io/en/latest/simple/index.html
# Configuration files adapted from
# https://bitbucket.org/stefanholek/pki-example-1
# 1. Create Root CA
# 1.1 Create directories
mkdir -p testdb/ca/root-ca/private testdb/ca/root-ca/db testdb/crl testdb/certs
chmod 700 testdb/ca/root-ca/private
# 1.2 Create database
cp /dev/null testdb/ca/root-ca/db/root-ca.db
cp /dev/null testdb/ca/root-ca/db/root-ca.db.attr
echo 01 > testdb/ca/root-ca/db/root-ca.crt.srl
echo 01 > testdb/ca/root-ca/db/root-ca.crl.srl
# 1.3 Create CA request
openssl req \
-provider tpm2 -provider default \
-propquery '?provider=tpm2' \
-new \
-config $PKIDIR/etc/root-ca.conf \
-out testdb/ca/root-ca.csr \
-keyout testdb/ca/root-ca/private/root-ca.key
# 1.4 Create CA certificate
openssl ca \
-provider tpm2 -provider default \
-propquery '?provider=tpm2' \
-selfsign \
-config $PKIDIR/etc/root-ca.conf \
-batch \
-in testdb/ca/root-ca.csr \
-out testdb/ca/root-ca.crt \
-extensions root_ca_ext
# Unfortunately, 'openssl ca' doesn't signal certification errors with its
# exit code, so we must check for the file.
# The test's exit code is good enough
[ -f testdb/ca/root-ca.crt ]
# 2. Create Signing CA
# 2.1 Create directories
mkdir -p testdb/ca/signing-ca/private testdb/ca/signing-ca/db testdb/crl testdb/certs
chmod 700 testdb/ca/signing-ca/private
# 2.2 Create database
cp /dev/null testdb/ca/signing-ca/db/signing-ca.db
cp /dev/null testdb/ca/signing-ca/db/signing-ca.db.attr
echo 01 > testdb/ca/signing-ca/db/signing-ca.crt.srl
echo 01 > testdb/ca/signing-ca/db/signing-ca.crl.srl
# 2.3 Create CA request
openssl req \
-provider tpm2 -provider default \
-propquery '?provider=tpm2' \
-new \
-config $PKIDIR/etc/signing-ca.conf \
-out testdb/ca/signing-ca.csr \
-keyout testdb/ca/signing-ca/private/signing-ca.key
# 2.4 Create CA certificate
openssl ca \
-provider tpm2 -provider default \
-propquery '?provider=tpm2' \
-config $PKIDIR/etc/root-ca.conf \
-batch \
-in testdb/ca/signing-ca.csr \
-out testdb/ca/signing-ca.crt \
-extensions signing_ca_ext
# Unfortunately, 'openssl ca' doesn't signal certification errors with its
# exit code, so we must check for the file.
# The test's exit code is good enough
[ -f testdb/ca/signing-ca.crt ]
# 3. Operate Signing CA
# 3.1 Create email request
openssl req \
-provider tpm2 -provider default \
-propquery '?provider=tpm2' \
-new \
-config $PKIDIR/etc/email.conf \
-out testdb/certs/fred.csr \
-keyout testdb/certs/fred.key
# 3.2 Create email certificate
openssl ca \
-provider tpm2 -provider default \
-propquery '?provider=tpm2' \
-config $PKIDIR/etc/signing-ca.conf \
-batch \
-in testdb/certs/fred.csr \
-out testdb/certs/fred.crt \
-extensions email_ext
# Unfortunately, 'openssl ca' doesn't signal certification errors with its
# exit code, so we must check for the file.
# The test's exit code is good enough
[ -f testdb/certs/fred.crt ]
# 3.3 Create TLS server request
SAN=DNS:www.simple.org \
openssl req \
-provider tpm2 -provider default \
-propquery '?provider=tpm2' \
-new \
-config $PKIDIR/etc/server.conf \
-out testdb/certs/simple.org.csr \
-keyout testdb/certs/simple.org.key
# 3.4 Create TLS server certificate
openssl ca \
-provider tpm2 -provider default \
-propquery '?provider=tpm2' \
-config $PKIDIR/etc/signing-ca.conf \
-batch \
-in testdb/certs/simple.org.csr \
-out testdb/certs/simple.org.crt \
-extensions server_ext
# Unfortunately, 'openssl ca' doesn't signal certification errors with its
# exit code, so we must check for the file.
# The test's exit code is good enough
[ -f testdb/certs/simple.org.crt ]
# 3.5 Revoke certificate
openssl ca \
-provider tpm2 -provider default \
-propquery '?provider=tpm2' \
-config $PKIDIR/etc/signing-ca.conf \
-revoke testdb/ca/signing-ca/01.pem \
-crl_reason superseded
# 3.6 Create CRL
openssl ca \
-provider tpm2 -provider default \
-propquery '?provider=tpm2' \
-gencrl \
-config $PKIDIR/etc/signing-ca.conf \
-out testdb/crl/signing-ca.crl
# 4. Output Formats
# 4.1 Create DER certificate
openssl x509 \
-in testdb/certs/fred.crt \
-out testdb/certs/fred.cer \
-outform der
# 4.2 Create DER CRL
openssl crl \
-in testdb/crl/signing-ca.crl \
-out testdb/crl/signing-ca.crl \
-outform der
# 4.3 Create PKCS#7 bundle
openssl crl2pkcs7 \
-nocrl \
-certfile testdb/ca/signing-ca.crt \
-certfile testdb/ca/root-ca.crt \
-out testdb/ca/signing-ca-chain.p7c \
-outform der
# 4.4 Create PKCS#12 bundle
# (not supported)
# 4.5 Create PEM bundle
cat testdb/ca/signing-ca.crt testdb/ca/root-ca.crt > \
testdb/ca/signing-ca-chain.pem
cat testdb/certs/fred.key testdb/certs/fred.crt > \
testdb/certs/fred.pem
# 5. View Results
# 5.1 View request
openssl req \
-in testdb/certs/fred.csr \
-noout \
-text
# 5.2 View certificate
openssl x509 \
-in testdb/certs/fred.crt \
-noout \
-text
# 5.3 View CRL
openssl crl \
-in testdb/crl/signing-ca.crl \
-inform der \
-noout \
-text
# 5.4 View PKCS#7 bundle
openssl pkcs7 \
-in testdb/ca/signing-ca-chain.p7c \
-inform der \
-noout \
-text \
-print_certs
# 5.5 View PKCS#12 bundle
# (not supported)
# Cleanup
rm -rf testdb
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