private void AddDnsServer(string dnsServer)
{
try
{
var dnsServerIPEndPoint = Cleaners.MakeDnsIPEndPoint(dnsServer);
DnsServers.Add(dnsServerIPEndPoint);
Logger.Debug($"'{dnsServerIPEndPoint}' has been added as Resolving DNS Server");
}
catch (Exception ex)
{
Logger.Error($"Could not add '{dnsServer}' as DNS Server", ex);
}
}
private void AddDnsZone(IConfigurationSection dnsZone)
{
string zone = string.Empty;
List <IPEndPoint> ips = new List <IPEndPoint>();
try
{
if (string.IsNullOrEmpty(dnsZone["zone"]))
{
throw new Exception("'zone' cannot be empty for DNS zone");
}
zone = dnsZone["zone"];
var servers = dnsZone.GetSection("servers");
if (servers.GetChildren().Count() == 0 && servers.Value == null)
{
throw new Exception("'servers' cannot be empty for DNS zone");
}
if (ConfigSectionArray(servers))
{
foreach (var server in servers.GetChildren())
{
ips.Add(Cleaners.MakeDnsIPEndPoint(server.Value));
}
}
else
{
ips.Add(Cleaners.MakeDnsIPEndPoint(servers.Value));
}
var newLocalZone = new LocalZone(zone, ips);
LocalZones.Add(newLocalZone);
Logger.Debug($"'{newLocalZone}' has been added to DNS Zone Overrides");
}
catch (Exception ex)
{
Logger.Error($"Could not add Local DNS Server", ex);
}
}
public DnsConfig()
{
_Config = new ConfigurationBuilder()
.AddJsonFile("dns.json", optional: false, reloadOnChange: true)
.Build();
var serverAliases = _Config.GetSection("serverAliases");
var dnsServers = _Config.GetSection("dnsServers");
var searchDomains = _Config.GetSection("searchDomains");
var hostOverrides = _Config.GetSection("hostOverrides");
var dnsZones = _Config.GetSection("dnsZones");
var fileZones = _Config.GetSection("fileZones");
var blackLists = _Config.GetSection("blackLists");
if (ConfigSectionArray(dnsServers))
{
foreach (var dnsServer in dnsServers.GetChildren())
{
AddDnsServer(dnsServer.Value);
}
}
else
{
DnsServers.Add(Cleaners.MakeDnsIPEndPoint(dnsServers.Value));
}
if (ConfigSectionArray(searchDomains))
{
foreach (var searchDomain in searchDomains.GetChildren())
{
AddSearchDomain(searchDomain.Value);
}
}
else
{
SearchDomains.Add(Cleaners.MakeDnsZoneProper(searchDomains.Value));
}
if (ConfigSectionArray(hostOverrides))
{
foreach (var hostOverride in hostOverrides.GetChildren())
{
AddHostOverride(hostOverride);
}
}
else
{
AddHostOverride(hostOverrides.GetChildren().First());
}
if (ConfigSectionArray(dnsZones))
{
foreach (var dnsZone in dnsZones.GetChildren())
{
AddDnsZone(dnsZone);
}
}
else
{
AddDnsZone(dnsZones);
}
if (ConfigSectionArray(blackLists))
{
foreach (var blackList in blackLists.GetChildren())
{
AddBlackList(blackList);
}
}
else
{
AddBlackList(blackLists);
}
Logger.Info("Configuration file has been loaded");
}
