public async Task CreateRootCA2(string infrastructureDomainName)
{
var myCAKey = shellHelper.Bash("openssl genrsa 2048");
var myCAPem = shellHelper.BashAndStdIn(
"openssl req -x509 -new -nodes -key /dev/stdin -sha256 -days 1825"
+ " -subj '/C=US/ST=NY/L=Somewhere/organizationName=MyOrg/OU=MyDept/CN=" + infrastructureDomainName + "' ", myCAKey);
await Task.CompletedTask;
}