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build-a-pki.sh
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build-a-pki.sh
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#!/bin/sh
set -xe
rm -rf rsa/ ecdsa/ eddsa/
mkdir -p rsa/ ecdsa/ eddsa/
openssl req -nodes \
-x509 \
-days 3650 \
-newkey rsa:4096 \
-keyout rsa/ca.key \
-out rsa/ca.cert \
-sha256 \
-batch \
-subj "/CN=ponytown RSA CA"
openssl req -nodes \
-newkey rsa:3072 \
-keyout rsa/inter.key \
-out rsa/inter.req \
-sha256 \
-batch \
-subj "/CN=ponytown RSA level 2 intermediate"
openssl req -nodes \
-newkey rsa:2048 \
-keyout rsa/end.key \
-out rsa/end.req \
-sha256 \
-batch \
-subj "/CN=testserver.com"
openssl rsa \
-in rsa/end.key \
-out rsa/end.rsa
openssl req -nodes \
-newkey rsa:2048 \
-keyout rsa/client.key \
-out rsa/client.req \
-sha256 \
-batch \
-subj "/CN=ponytown client"
openssl rsa \
-in rsa/client.key \
-out rsa/client.rsa
# ecdsa
openssl ecparam -name prime256v1 -out ecdsa/nistp256.pem
openssl ecparam -name secp384r1 -out ecdsa/nistp384.pem
openssl req -nodes \
-x509 \
-newkey ec:ecdsa/nistp384.pem \
-keyout ecdsa/ca.key \
-out ecdsa/ca.cert \
-sha256 \
-batch \
-days 3650 \
-subj "/CN=ponytown ECDSA CA"
openssl req -nodes \
-newkey ec:ecdsa/nistp256.pem \
-keyout ecdsa/inter.key \
-out ecdsa/inter.req \
-sha256 \
-batch \
-days 3000 \
-subj "/CN=ponytown ECDSA level 2 intermediate"
openssl req -nodes \
-newkey ec:ecdsa/nistp256.pem \
-keyout ecdsa/end.key \
-out ecdsa/end.req \
-sha256 \
-batch \
-days 2000 \
-subj "/CN=testserver.com"
openssl req -nodes \
-newkey ec:ecdsa/nistp384.pem \
-keyout ecdsa/client.key \
-out ecdsa/client.req \
-sha256 \
-batch \
-days 2000 \
-subj "/CN=ponytown client"
# eddsa
# TODO: add support for Ed448
# openssl genpkey -algorithm Ed448 -out eddsa/ca.key
openssl genpkey -algorithm Ed25519 -out eddsa/ca.key
openssl req -nodes \
-x509 \
-key eddsa/ca.key \
-out eddsa/ca.cert \
-sha256 \
-batch \
-days 3650 \
-subj "/CN=ponytown EdDSA CA"
openssl genpkey -algorithm Ed25519 -out eddsa/inter.key
openssl req -nodes \
-new \
-key eddsa/inter.key \
-out eddsa/inter.req \
-sha256 \
-batch \
-subj "/CN=ponytown EdDSA level 2 intermediate"
openssl genpkey -algorithm Ed25519 -out eddsa/end.key
openssl req -nodes \
-new \
-key eddsa/end.key \
-out eddsa/end.req \
-sha256 \
-batch \
-subj "/CN=testserver.com"
# TODO: add support for Ed448
# openssl genpkey -algorithm Ed448 -out eddsa/client.key
openssl genpkey -algorithm Ed25519 -out eddsa/client.key
openssl req -nodes \
-new \
-key eddsa/client.key \
-out eddsa/client.req \
-sha256 \
-batch \
-subj "/CN=ponytown client"
for kt in rsa ecdsa eddsa ; do
openssl x509 -req \
-in $kt/inter.req \
-out $kt/inter.cert \
-CA $kt/ca.cert \
-CAkey $kt/ca.key \
-sha256 \
-days 3650 \
-set_serial 123 \
-extensions v3_inter -extfile openssl.cnf
openssl x509 -req \
-in $kt/end.req \
-out $kt/end.cert \
-CA $kt/inter.cert \
-CAkey $kt/inter.key \
-sha256 \
-days 2000 \
-set_serial 456 \
-extensions v3_end -extfile openssl.cnf
openssl x509 -req \
-in $kt/client.req \
-out $kt/client.cert \
-CA $kt/inter.cert \
-CAkey $kt/inter.key \
-sha256 \
-days 2000 \
-set_serial 789 \
-extensions v3_client -extfile openssl.cnf
cat $kt/inter.cert $kt/ca.cert > $kt/end.chain
cat $kt/end.cert $kt/inter.cert $kt/ca.cert > $kt/end.fullchain
cat $kt/inter.cert $kt/ca.cert > $kt/client.chain
cat $kt/client.cert $kt/inter.cert $kt/ca.cert > $kt/client.fullchain
openssl asn1parse -in $kt/ca.cert -out $kt/ca.der > /dev/null
done