garage-unix-socket/genkeys.sh

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#!/bin/bash
set -xe
cd $(dirname $0)
mkdir -p pki
cd pki
if [ ! -f garage-ca.key ]; then
echo "Generating Garage CA keys..."
openssl genrsa -out garage-ca.key 4096
openssl req -x509 -new -nodes -key garage-ca.key -sha256 -days 3650 -out garage-ca.crt -subj "/C=FR/O=Garage"
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fi
if [ ! -f garage.crt ]; then
echo "Generating Garage agent keys..."
if [ ! -f garage.key ]; then
openssl genrsa -out garage.key 4096
fi
openssl req -new -sha256 -key garage.key -subj "/C=FR/O=Garage/CN=garage" \
-out garage.csr
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openssl req -in garage.csr -noout -text
openssl x509 -req -in garage.csr \
-extensions v3_req \
-extfile <(cat <<EOF
[req]
distinguished_name = req_distinguished_name
req_extensions = v3_req
prompt = no
[req_distinguished_name]
C = FR
O = Garage
CN = garage
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[v3_req]
keyUsage = keyEncipherment, dataEncipherment
extendedKeyUsage = serverAuth, clientAuth
subjectAltName = @alt_names
[alt_names]
DNS.1 = garage
EOF
) \
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-CA garage-ca.crt -CAkey garage-ca.key -CAcreateserial \
-out garage.crt -days 365
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fi