/// <summary>
/// Parse list of excluded hosts
/// </summary>
/// <returns></returns>
public List <string> GetExcludedHosts()
{
var exclude = new List <string>();
if (!string.IsNullOrEmpty(ExcludeBindings))
{
exclude = ExcludeBindings.Split(',').Select(x => x.ToLower().Trim()).ToList();
}
return(exclude);
}
public List <string> GetHosts(bool unicode)
{
var hosts = new List <string>();
if (HostIsDns == true)
{
hosts.Add(Host);
}
if (AlternativeNames != null && AlternativeNames.Any())
{
hosts.AddRange(AlternativeNames);
}
var exclude = new List <string>();
if (!string.IsNullOrEmpty(ExcludeBindings))
{
exclude = ExcludeBindings.Split(',').Select(x => x.ToLower().Trim()).ToList();
}
var filtered = hosts.
Where(x => !string.IsNullOrWhiteSpace(x)).
Distinct().
Except(exclude);
if (unicode)
{
var idn = new IdnMapping();
filtered = filtered.Select(x => idn.GetUnicode(x));
}
if (filtered.Count() == 0)
{
Program.Log.Error("No DNS identifiers found.");
throw new Exception("No DNS identifiers found.");
}
else if (filtered.Count() > Settings.maxNames)
{
Program.Log.Error("Too many hosts for a single certificate. Let's Encrypt has a maximum of {maxNames}.", Settings.maxNames);
throw new Exception($"Too many hosts for a single certificate. Let's Encrypt has a maximum of {Settings.maxNames}.");
}
return(filtered.ToList());
}