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add functional test for sign-blobl mTLS to TSA
Signed-off-by: Dmitry S <dsavints@gmail.com>
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#!/usr/bin/env bash | ||
# | ||
# Copyright 2021 The Sigstore Authors. | ||
# | ||
# Licensed under the Apache License, Version 2.0 (the "License"); | ||
# you may not use this file except in compliance with the License. | ||
# You may obtain a copy of the License at | ||
# | ||
# http://www.apache.org/licenses/LICENSE-2.0 | ||
# | ||
# Unless required by applicable law or agreed to in writing, software | ||
# distributed under the License is distributed on an "AS IS" BASIS, | ||
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. | ||
# See the License for the specific language governing permissions and | ||
# limitations under the License. | ||
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# This test checks that verify-blob will iterate over all entries and check for at least one valid entry before erroring out | ||
# This is to prevent verify-blob from only checking the most recent entry, which could result | ||
# in a "denial of service" type attack if someone signs a piece of software | ||
# with their own certificate which doesn't chain up to Sigstore | ||
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set -ex | ||
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COSIGN_CLI=./cosign | ||
CERT_BASE="test/testdata" | ||
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# the certificates listed below are generated with the `gen-tsa-mtls-certs.sh` script. | ||
TIMESTAMP_CACERT=$CERT_BASE/tsa-mtls-ca.crt | ||
TIMESTAMP_CLIENT_CERT=$CERT_BASE/tsa-mtls-client.crt | ||
TIMESTAMP_CLIENT_KEY=$CERT_BASE/tsa-mtls-client.key | ||
TIMESTAMP_SERVER_CERT=$CERT_BASE/tsa-mtls-server.crt | ||
TIMESTAMP_SERVER_KEY=$CERT_BASE/tsa-mtls-server.key | ||
TIMESTAMP_SERVER_NAME="server.example.com" | ||
TIMESTAMP_SERVER_URL=https://localhost:3000/api/v1/timestamp | ||
TIMESTAMP_CHAIN_FILE="timestamp-chain.pem" | ||
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set +e | ||
COSIGN_CLI=./cosign | ||
command -v timestamp-server >& /dev/null | ||
exit_code=$? | ||
set -e | ||
if [[ $exit_code != 0 ]]; then | ||
rm -fr /tmp/timestamp-authority | ||
git clone https://github.com/sigstore/timestamp-authority /tmp/timestamp-authority | ||
pushd /tmp/timestamp-authority | ||
make | ||
export PATH="/tmp/timestamp-authority/bin:$PATH" | ||
popd | ||
fi | ||
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timestamp-server serve --disable-ntp-monitoring --tls-host 0.0.0.0 --tls-port 3000 \ | ||
--scheme https --tls-ca $TIMESTAMP_CACERT --tls-key $TIMESTAMP_SERVER_KEY \ | ||
--tls-certificate $TIMESTAMP_SERVER_CERT & | ||
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sleep 1 | ||
curl -k -s --key test/testdata/tsa-mtls-client.key \ | ||
--cert test/testdata/tsa-mtls-client.crt \ | ||
--cacert test/testdata/tsa-mtls-ca.crt https://localhost:3000/api/v1/timestamp/certchain \ | ||
> $TIMESTAMP_CHAIN_FILE | ||
echo "DONE: $(ls -l $TIMESTAMP_CHAIN_FILE)" | ||
echo "Creating a unique blob" | ||
BLOB=verify-experimental-blob | ||
date > $BLOB | ||
cat $BLOB | ||
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rm -f ca-key.pem cacert.pem cert.pem key.pem import-cosign.* | ||
# use gencert to generate CA, keys and certificates | ||
echo "generate keys and certificates with gencert" | ||
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passwd=$(uuidgen | head -c 32 | tr 'A-Z' 'a-z') | ||
go run test/gencert/main.go \ | ||
&& COSIGN_PASSWORD="$passwd" $COSIGN_CLI import-key-pair --key key.pem | ||
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echo "Sign the blob with cosign first and upload to rekor" | ||
COSIGN_PASSWORD="$passwd" $COSIGN_CLI sign-blob --yes \ | ||
--key import-cosign.key \ | ||
--timestamp-server-url "${TIMESTAMP_SERVER_URL}" \ | ||
--timestamp-client-cacert ${TIMESTAMP_CACERT} --timestamp-client-cert ${TIMESTAMP_CLIENT_CERT} \ | ||
--timestamp-client-key ${TIMESTAMP_CLIENT_KEY} --timestamp-server-name ${TIMESTAMP_SERVER_NAME} \ | ||
--rfc3161-timestamp=timestamp.txt --tlog-upload=false \ | ||
--bundle cosign.bundle $BLOB | ||
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echo "Verifying ..." | ||
$COSIGN_CLI verify-blob --bundle cosign.bundle \ | ||
--certificate-identity-regexp '.*' --certificate-oidc-issuer-regexp '.*' \ | ||
--rfc3161-timestamp=timestamp.txt --timestamp-certificate-chain=$TIMESTAMP_CHAIN_FILE \ | ||
--insecure-ignore-tlog=true --key import-cosign.pub $BLOB | ||
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# cleanup | ||
rm -fr blob.sig ca-key.pem cacert.pem cert.pem cosign.bundle import-cosign.key \ | ||
import-cosign.pub key.pem timestamp.txt timestamp-chain.pem \ | ||
/tmp/timestamp-authority verify-experimental-blob | ||
pkill -f 'timestamp-server' |
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