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Improve cert generate.sh script #138

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a997876
Improve cert generate.sh script
lundibundi May 21, 2020
51a9712
fixup! Improve cert generate.sh script
lundibundi May 22, 2020
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30 changes: 27 additions & 3 deletions cert/generate.sh
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Original file line number Diff line number Diff line change
@@ -1,5 +1,29 @@
#!/bin/sh

cd "$(dirname "$0")"
openssl genrsa -out key.pem 2048
openssl req -new -out self.pem -key key.pem -subj '/CN=localhost'

KEY_FILE=key.pem
if [ -f "$KEY_FILE" ]; then
read -e -p "Are you sure you want to replace existing key? [y/N] " YES_NO
if [ "$YES_NO" != "y" ] && [ "$YES_NO" != "Y" ]; then
exit 0
fi
fi

echo "Generating private ed25519 key"
openssl genpkey -algorithm ed25519 -out $KEY_FILE
if [ $? != 0 ]; then
echo "Failed to generate ed25519 key, fallback to RSA"
echo "Generating private RSA2048 key"
openssl genrsa -out key.pem 2048
fi

set -e

echo "Generating certificate signing request"
openssl req -new -out self.pem -key $KEY_FILE -subj '/CN=localhost'

openssl req -text -noout -in self.pem
openssl x509 -req -days 1024 -in self.pem -signkey key.pem -out cert.pem -extfile generate.ext

echo "Generating certificate"
openssl x509 -req -days 1024 -in self.pem -signkey $KEY_FILE -out cert.pem -extfile generate.ext