private bool UpdateDdnsInfo(IDdnsService ddns, string ip, DomainsItem domain)
{
if (ddns == null)
{
throw new Exception("Ddns service provider is null.");
}
//检查域名解析是否存在
List <DomainRecord> records = ddns.DescribeSubDomainRecords(domain.Domain);
DomianInfo configDomainInfo = DomianInfo(domain.Domain);
DomainRecord domainInfo = null;
foreach (var item in records)
{
if ($"{item.RR}.{item.DomainName}".ToLower() == domain.Domain.ToLower())
{
domainInfo = item;
break;
}
}
if (records.Count > 1)
{
ddns.DeleteSubDomainRecords(new DeleteDomainRecordParam()
{
RR = domainInfo.RR,
DomainName = domainInfo.DomainName
});
domainInfo = null;
}
if (domainInfo == null)
{
ddns.AddDomainRecord(new AddDomainRecordParam()
{
DomainName = configDomainInfo.DomainName,
RR = configDomainInfo.RR,
Type = DdnsSDK.Model.Enum.DomainRecordType.A,
Value = ip,
TTL = domain.TTL
});
}
else
{
if (domainInfo.RR == configDomainInfo.RR &&
domainInfo.TTL == domain.TTL &&
domainInfo.Value == ip)
{
return(false);
}
ddns.UpdateDomainRecord(new UpdateDomainRecordParam()
{
DomainName = configDomainInfo.DomainName,
RecordId = domainInfo.RecordId,
RR = configDomainInfo.RR,
Type = DdnsSDK.Model.Enum.DomainRecordType.A,
Value = ip,
TTL = domain.TTL
});
}
return(true);
}
private DomianInfo DomianInfo(string domain)
{
DomianInfo info = new DomianInfo();
string[] olds = domain.Split('.');
if (olds.Length < 3)
{
throw new Exception("域名格式不正确，正确的域名格式参考：xxx.xxx.com");
}
info.RR = domain.Substring(0, domain.IndexOf('.'));
info.DomainName = domain.Substring(domain.IndexOf('.') + 1);
return(info);
}
