#![allow(clippy::complexity, clippy::style, clippy::pedantic)]
use rcgen::{date_time_ymd, Certificate, CertificateParams, DistinguishedName, DnType, SanType};
use std::fs;
fn main() -> Result<(), Box<dyn std::error::Error>> {
let mut params: CertificateParams = Default::default();
params.not_before = date_time_ymd(1975, 01, 01);
params.not_after = date_time_ymd(4096, 01, 01);
params.distinguished_name = DistinguishedName::new();
params
.distinguished_name
.push(DnType::OrganizationName, "Crab widgits SE");
params
.distinguished_name
.push(DnType::CommonName, "Master Cert");
params.subject_alt_names = vec![
SanType::DnsName("crabs.crabs".to_string()),
SanType::DnsName("localhost".to_string()),
];
let cert = Certificate::from_params(params)?;
let pem_serialized = cert.serialize_pem()?;
let pem = pem::parse(&pem_serialized)?;
let der_serialized = pem.contents();
println!("{pem_serialized}");
println!("{}", cert.serialize_private_key_pem());
std::fs::create_dir_all("certs/")?;
fs::write("certs/cert.pem", &pem_serialized.as_bytes())?;
fs::write("certs/cert.der", &der_serialized)?;
fs::write(
"certs/key.pem",
&cert.serialize_private_key_pem().as_bytes(),
)?;
fs::write("certs/key.der", &cert.serialize_private_key_der())?;
Ok(())
}