Created
October 5, 2021 23:37
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A script to create a local CA for you zrepl installation. Uses elliptic curves and SANs to be compatible with latest go.
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| #!/bin/sh | |
| if [ $# -ne 1 ]; then | |
| echo "Usage: $0 FQDN" | |
| exit 1 | |
| fi | |
| cd `dirname "$0"` | |
| if [ ! -f ca.crt ]; then | |
| openssl ecparam -genkey -name prime256v1 -out ca.key | |
| openssl req -x509 -new -SHA256 -nodes -days 3652 -subj "/CN=Root CA/OU=zrepl/O=YourName/C=IT" -key ca.key -out ca.crt | |
| fi | |
| if [ ! -f "$1.key" ]; then | |
| openssl ecparam -genkey -name prime256v1 -out "$1.key" | |
| fi | |
| printf "[SAN]\nsubjectAltName=DNS:$1\n" > "$1.san" | |
| openssl req -new -SHA256 -nodes -subj "/CN=$1/OU=zrepl/O=YourName/C=IT" -key "$1.key" -out "$1.csr" | |
| openssl x509 -req -SHA256 -days 3652 -extfile "$1.san" -extensions SAN -in "$1.csr" -CA ca.crt -CAkey ca.key -CAcreateserial -out "$1.crt" | |
| rm ca.srl "$1.csr" "$1.san" |
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