public static void Load()
{
//Declared here so it's not serialised into file
string defaultConfigFilePath = AppDomain.CurrentDomain.BaseDirectory + "config.json";
try
{
SimpleLogging.WriteToLog("Opening config file: " + defaultConfigFilePath);
string configJson = File.ReadAllText(defaultConfigFilePath);
serviceConfigData = JsonConvert.DeserializeObject <ServiceConfigData>(configJson);
}
catch
{
string message = "Issue opening config file; please put config.json file in same directory as .exe service";
SimpleLogging.WriteToLog(message);
throw new Exception(message);
}
if (!serviceConfigData.BasicValidate())
{
string message = "Invalid parameter in config.json file";
SimpleLogging.WriteToLog(message);
throw new Exception(message);
}
}
//https://docs.aws.amazon.com/sdk-for-net/v2/developer-guide/route53-apis-intro.html
public static void UpdateRecord()
{
//TODO: Better exception handling overall in the method
SimpleLogging.WriteToLog("Time to check for update to public IP", true);
SimpleLogging.WriteToLog("Last public IP was " + lastIP, true);
string publicIP = GetPublicIP(ServiceConfig.GetPublicIPTries);
SimpleLogging.WriteToLog("Current public IP is " + publicIP, true);
if (publicIP == "")
{
SimpleLogging.WriteToLog("Failed to check for new public IP");
return;
}
if (publicIP == lastIP)
{
if (ServiceConfig.WriteLogsOnlyIfIPChanged)
{
SimpleLogging.WipePendingLogData();
}
else
{
SimpleLogging.WriteToLog("Public IP address has not changed" + Environment.NewLine);
}
return;
}
SimpleLogging.WriteToLog("Contacting AWS to update public IP");
lastIP = publicIP;
//TODO: Better exception handling when these values aren't working
//TODO: Confirm all users can use the APSoutheast2 endpoint
var route53Client = new AmazonRoute53Client(ServiceConfig.AwsAccessKeyId, ServiceConfig.AwsSecretAccessKey, RegionEndpoint.APSoutheast2);
SimpleLogging.WriteToLog("Successfully authenticated to AWS");
var recordSet = new ResourceRecordSet()
{
Name = ServiceConfig.DomainName,
TTL = 60,
Type = RRType.A, //TODO: Update so can do IPv6 records also where required
ResourceRecords = new List <ResourceRecord>
{
new ResourceRecord {
Value = publicIP
}
}
};
var changeBatch = new ChangeBatch()
{
Changes = new List <Change>
{
new Change()
{
ResourceRecordSet = recordSet,
Action = ChangeAction.UPSERT
}
}
};
var recordsetRequest = new ChangeResourceRecordSetsRequest()
{
HostedZoneId = ServiceConfig.HostedZoneId,
ChangeBatch = changeBatch
};
var recordsetResponse = route53Client.ChangeResourceRecordSets(recordsetRequest);
SimpleLogging.WriteToLog("Succesfully submitted update request to AWS");
var changeRequest = new GetChangeRequest()
{
Id = recordsetResponse.ChangeInfo.Id
};
while (ChangeStatus.PENDING == route53Client.GetChange(changeRequest).ChangeInfo.Status)
{
SimpleLogging.WriteToLog("Waiting for change to be INSYNC");
Thread.Sleep(ServiceConfig.AWSGetChangeSleepTime);
}
SimpleLogging.WriteToLog("Succesfully updated IP address to " + publicIP + Environment.NewLine);
}
