private static ChangeResourceRecordSetsResponse SetARecord(AmazonRoute53Client route53Client, string publicIp, AppSettings appConfig)
{
var ret = route53Client.ChangeResourceRecordSetsAsync(new ChangeResourceRecordSetsRequest()
{
HostedZoneId = appConfig.HostedZoneId,
ChangeBatch = new ChangeBatch()
{
Changes = new List <Change>()
{
new Change()
{
Action = ChangeAction.UPSERT,
ResourceRecordSet = new ResourceRecordSet()
{
Name = appConfig.RecordName,
Type = appConfig.Type,
TTL = appConfig.TTL,
ResourceRecords = new List <ResourceRecord>()
{
new ResourceRecord()
{
Value = publicIp
}
}
}
}
}
}
}).Result;
return(ret);
}
public async Task <bool> UpdateIpAddressForSubdomain(string hostedZoneId, string fqdn, string newIpAddress)
{
using (AmazonRoute53Client route53Client = GetAmazonRoute53Client())
{
ListResourceRecordSetsResponse records = await route53Client.ListResourceRecordSetsAsync(new ListResourceRecordSetsRequest(hostedZoneId));
// Look for an A record matching the FQDN that was passed in
ResourceRecordSet matchingRecordSet = records?.ResourceRecordSets.FirstOrDefault(prop => prop.Name == fqdn && prop.Type == RRType.A);
if (matchingRecordSet != null && matchingRecordSet.ResourceRecords.Any())
{
if (matchingRecordSet.ResourceRecords.First().Value != newIpAddress)
{
matchingRecordSet.ResourceRecords.First().Value = newIpAddress;
ChangeBatch change = new ChangeBatch();
change.Changes.Add(new Change(ChangeAction.UPSERT, matchingRecordSet));
ChangeResourceRecordSetsResponse changeRequest = await route53Client.ChangeResourceRecordSetsAsync(new ChangeResourceRecordSetsRequest(hostedZoneId, change));
Log.Information("[Runtime = {StartTime}] Change request submitted to change subdomain {Subdomain} IP address to {IPAddress}.", Settings.StartTime, fqdn, newIpAddress);
return(changeRequest.HttpStatusCode == System.Net.HttpStatusCode.OK);
}
else
{
Log.Information("[Runtime = {StartTime}] Subdomain {Subdomain} found, but the IP address was already {IPAddress}.", Settings.StartTime, fqdn, newIpAddress);
}
}
return(false);
}
}
/// <summary>
/// Create or change a DNS record for a hosted zone.
/// </summary>
/// <param name="hostedZoneId">The ID of the hosted zone that contains the resource record sets that you want to change</param>
/// <param name="name">The name of the DNS record set.</param>
/// <param name="type">The type of the DNS record set.</param>
/// <param name="value">The value of the record set.</param>
/// <param name="ttl">The time to live of the record set.</param>
/// <param name="settings">The <see cref="Route53Settings"/> required to upload to Amazon S3.</param>
/// <param name="cancellationToken">A cancellation token that can be used by other objects or threads to receive notice of cancellation.</param>
public async Task <string> CreateResourceRecordSet(string hostedZoneId, string name, RRType type, string value, long ttl, Route53Settings settings, CancellationToken cancellationToken = default(CancellationToken))
{
var recordSet = new ResourceRecordSet()
{
Name = name,
TTL = ttl,
Type = type,
ResourceRecords = new List <ResourceRecord>
{
new ResourceRecord {
Value = value
}
}
};
var change1 = new Change()
{
ResourceRecordSet = recordSet,
Action = ChangeAction.UPSERT
};
var changeBatch = new ChangeBatch()
{
Changes = new List <Change> {
change1
}
};
var recordsetRequest = new ChangeResourceRecordSetsRequest()
{
HostedZoneId = hostedZoneId,
ChangeBatch = changeBatch
};
AmazonRoute53Client client = this.GetClient(settings);
ChangeResourceRecordSetsResponse response = await client.ChangeResourceRecordSetsAsync(recordsetRequest);
if (response.HttpStatusCode == HttpStatusCode.OK)
{
await this.WaitForChange(client, response.ChangeInfo.Id, 10000, 60);
_Log.Verbose("Updated record set");
return(response.ChangeInfo.Id);
}
else
{
_Log.Error("Could not change resource records");
return("");
}
}
public async Task CreateTxtRecordAsync(DnsZone zone, string relativeRecordName, IEnumerable <string> values)
{
var recordName = $"{relativeRecordName}.{zone.Name}.";
var change = new Change
{
Action = ChangeAction.CREATE,
ResourceRecordSet = new ResourceRecordSet
{
Name = recordName,
Type = RRType.TXT,
TTL = 60,
ResourceRecords = values.Select(x => new ResourceRecord($"\"{x}\"")).ToList()
}
};
var request = new ChangeResourceRecordSetsRequest(zone.Id, new ChangeBatch(new List <Change> {
change
}));
await _amazonRoute53Client.ChangeResourceRecordSetsAsync(request);
}
private static void CreateDNSChangeAction(string domain, string hostName, string value, RRType type, ChangeAction action, int ttl)
{
string zoneId = FindHostedZoneID(domain);
if (zoneId == null)
{
throw new Exception("Zone not found");
}
ResourceRecord resourceRecord = null;
if (value != null)
{
resourceRecord = new ResourceRecord()
{
Value = value
};
}
var change = new Change
{
Action = action,
ResourceRecordSet = new ResourceRecordSet
{
Name = $"{hostName}.{domain}",
Type = type,
TTL = ttl,
ResourceRecords = resourceRecord != null ? new List <ResourceRecord>()
{
resourceRecord
} : null
},
};
var changeBatch = new ChangeBatch();
changeBatch.Changes.Add(change);
var changeResourceRecordSetsRequest = new ChangeResourceRecordSetsRequest
{
ChangeBatch = changeBatch,
HostedZoneId = zoneId
};
var changeResourceResponse = c.ChangeResourceRecordSetsAsync(changeResourceRecordSetsRequest).Result;
Console.WriteLine($"{changeResourceResponse.ChangeInfo.Status} {changeResourceResponse.ChangeInfo.Comment}");
}
private async Task <bool> ApplyDnsChange(HostedZone zone, ResourceRecordSet recordSet, ChangeAction action)
{
// prepare change
var changeDetails = new Change()
{
ResourceRecordSet = recordSet,
Action = action
};
var changeBatch = new ChangeBatch()
{
Changes = new List <Change> {
changeDetails
}
};
// Update the zone's resource record sets
var recordsetRequest = new ChangeResourceRecordSetsRequest()
{
HostedZoneId = zone.Id,
ChangeBatch = changeBatch
};
_log?.Debug($"Route53 :: ApplyDnsChange : ChangeResourceRecordSetsAsync: {JsonConvert.SerializeObject(recordsetRequest.ChangeBatch)} ");
var recordsetResponse = await _route53Client.ChangeResourceRecordSetsAsync(recordsetRequest);
_log?.Debug($"Route53 :: ApplyDnsChange : ChangeResourceRecordSetsAsync Response: {JsonConvert.SerializeObject(recordsetResponse)} ");
// Monitor the change status
var changeRequest = new GetChangeRequest()
{
Id = recordsetResponse.ChangeInfo.Id
};
while (ChangeStatus.PENDING == (await _route53Client.GetChangeAsync(changeRequest)).ChangeInfo.Status)
{
System.Diagnostics.Debug.WriteLine("DNS change is pending.");
await Task.Delay(1500);
}
_log?.Information("DNS change completed.");
return(true);
}
private async static Task <bool> UpdateIpAddressForSubdomain(string hostedZoneId, string fqdn, string newIpAddress)
{
AmazonRoute53Config config = new AmazonRoute53Config()
{
RegionEndpoint = RegionEndpoint.GetBySystemName(Settings.AWSRegion) // TODO: inject
};
using (AmazonRoute53Client route53Client = new AmazonRoute53Client(Settings.AWSAccessKeyId, Settings.AWSAccessKeySecret, config))
{
ListResourceRecordSetsResponse records = await route53Client.ListResourceRecordSetsAsync(new ListResourceRecordSetsRequest(hostedZoneId));
ResourceRecordSet matchingRecordSet = records?.ResourceRecordSets.FirstOrDefault(prop => prop.Name == fqdn && prop.Type == RRType.A);
if (matchingRecordSet != null && matchingRecordSet.ResourceRecords.FirstOrDefault() != null)
{
if (matchingRecordSet.ResourceRecords.FirstOrDefault().Value != newIpAddress)
{
matchingRecordSet.ResourceRecords.FirstOrDefault().Value = newIpAddress;
ChangeBatch change = new ChangeBatch();
change.Changes.Add(new Change(ChangeAction.UPSERT, matchingRecordSet));
ChangeResourceRecordSetsResponse changeRequest = await route53Client.ChangeResourceRecordSetsAsync(new ChangeResourceRecordSetsRequest(hostedZoneId, change));
Log.Information("[Runtime = {StartTime}] Change request submitted to change subdomain {Subdomain} IP address to {IPAddress}.", startTime, fqdn, newIpAddress);
return(changeRequest.HttpStatusCode == System.Net.HttpStatusCode.OK);
}
else
{
Log.Information("[Runtime = {StartTime}] Subdomain {Subdomain} found, but the IP address was already {IPAddress}.", startTime, fqdn, newIpAddress);
}
}
else
{
// New subdomain
Log.Information("[Runtime = {StartTime}] Subdomain {Subdomain} record not found.", startTime, fqdn);
}
return(false);
}
}
public async Task <ChangeResourceRecordSetsResponse> ChangeResourceRecordSetsAsync(string zoneId, ResourceRecordSet resourceRecordSet, Change change)
{
var sw = Stopwatch.StartNew();
int _timeout = 5 * 60 * 10000;
PriorRequestNotCompleteException exception = null;
do
{
try
{
return(await _stopWatch.TimeLock(_rateLimit, _locker, async() =>
{
return await _client.ChangeResourceRecordSetsAsync(
new ChangeResourceRecordSetsRequest()
{
ChangeBatch = new ChangeBatch()
{
Changes = new List <Change>()
{
change
}
},
HostedZoneId = zoneId
}).EnsureSuccessAsync();
}));
}
catch (PriorRequestNotCompleteException ex) //requires client reconnection
{
exception = ex;
await Task.Delay(5000);
_locker.Lock(() =>
{
Initialize();
});
}
} while (sw.ElapsedMilliseconds < _timeout);
throw exception;
}
public async Task <string> UpdateHostZoneRecordSetValue(string action, List <KeyValuePair <string, string> > recordsetChanges)
{
List <Change> changes = new List <Change>();
foreach (var recordsetChange in recordsetChanges)
{
changes.Add(
new Change(
new ChangeAction(action), //"UPSERT"
new ResourceRecordSet()
{
Name = recordsetChange.Key,
TTL = 900,
Type = RRType.CNAME,
ResourceRecords = new List <ResourceRecord>()
{
new ResourceRecord()
{
Value = recordsetChange.Value
}
}
}
)
);
}
;
ChangeBatch batch = new ChangeBatch(changes);
var request = new ChangeResourceRecordSetsRequest()
{
HostedZoneId = await GetHostZoneId(),
ChangeBatch = batch
};
var response = await client.ChangeResourceRecordSetsAsync(request);
return(response.HttpStatusCode.ToString());
}
public void SaveClients()
{
//Output
Output($"MCS: Starting Save Clients");
string dataText = "";
//Validate
if (Clients == null || !Clients.Any())
{
//Output
Output($"MCS: Had no Clients.");
//Will update with an empty string - no clients
}
else
{
//Output
Output($"MCS: Found {Clients.Count} Clients.");
//1) Serialize to JSON text
dataText = JsonConvert.SerializeObject(Clients);
//2) Prepare the string (encrypt, compress)
//Encrypt and Compress
dataText = dataText.CompressThenEncrypt(Config.MultiClientSettings.Route53.EncryptionPassword);
}
//Add quotation marks
dataText = "\"" + dataText + "\"";
//3) Update to R53
//New the Route 53 Client
AmazonRoute53Client r53Client =
new AmazonRoute53Client(
Config.BaseSettings.AWSAccessKeyID,
Config.BaseSettings.AWSSecretAccessKey,
new AmazonRoute53Config
{
RegionEndpoint = RegionEndpoint
});
//New the Change Record to push
Change change =
new Change
{
Action = ChangeAction.UPSERT, //Insert or Update
ResourceRecordSet =
new ResourceRecordSet
{
Name = Config.MultiClientSettings.Route53.Name,
TTL = 300,
Type = RRType.TXT,
ResourceRecords = new List <ResourceRecord> {
new ResourceRecord(dataText)
}
}
};
//New the Change Request
ChangeResourceRecordSetsRequest recordSetsRequest =
new ChangeResourceRecordSetsRequest
{
HostedZoneId = Config.MultiClientSettings.Route53.R53ZoneId,
ChangeBatch = new ChangeBatch(new List <Change> {
change
})
};
//Submitting the Change Request to the API and receiving back the ID
ChangeResourceRecordSetsResponse recordSetResponse =
r53Client
.ChangeResourceRecordSetsAsync(recordSetsRequest)
.GetAwaiter()
.GetResult();
//The ID of the response
string changeId = recordSetResponse.ChangeInfo.Id;
//Output
Output($"MCS-R53: Change ID \"{changeId}\": ChangeRequest was submitted.");
//Enquire with R53 the status of the change (R53 updates can be VERY slow business)
GetChangeRequest changeRequest =
new GetChangeRequest
{
Id = changeId
};
while (r53Client.GetChangeAsync(changeRequest).GetAwaiter().GetResult().ChangeInfo.Status == ChangeStatus.PENDING)
{
//Output
Output($"MCS-R53: Change ID \"{changeId}\": Change is still pending. (Can take a while.)");
//Wait
Thread.Sleep(10 * 1000); //Wait ten seconds
}
//Output DONE
Output($"MCS-R53: Change ID \"{changeId}\": Change IN SYNC. Done.");
Output($"MCS: Completed Save of {Clients.Count} Clients");
}
/// <summary>
/// Run a single item
/// </summary>
/// <param name="item">The item to run</param>
public void RunItem(Route53Host item)
{
//Output
Output($"R53: Starting item: {item}, new IP address: {IpState.NewIP}");
//New the Route 53 Client
AmazonRoute53Client r53Client =
new AmazonRoute53Client(
Config.BaseSettings.AWSAccessKeyID,
Config.BaseSettings.AWSSecretAccessKey,
new AmazonRoute53Config {
RegionEndpoint = RegionEndpoint
});
//New the Change Record to push
Change change =
new Change
{
Action = ChangeAction.UPSERT, //Insert or Update
ResourceRecordSet =
new ResourceRecordSet
{
Name = item.Name,
TTL = item.TTL,
Type = RRType.A,
ResourceRecords = new List <ResourceRecord> {
new ResourceRecord(IpState.NewIP)
}
}
};
//New the Change Request
ChangeResourceRecordSetsRequest recordSetsRequest =
new ChangeResourceRecordSetsRequest
{
HostedZoneId = item.ZoneId,
ChangeBatch = new ChangeBatch(new List <Change> {
change
})
};
//Submitting the Change Request to the API and receiving back the ID
ChangeResourceRecordSetsResponse recordSetResponse = r53Client.ChangeResourceRecordSetsAsync(recordSetsRequest).GetAwaiter().GetResult();
//The ID of the response
string changeId = recordSetResponse.ChangeInfo.Id;
//Output
Output($"R53: Change ID \"{changeId}\": ChangeRequest was submitted.");
//Enquire with R53 the status of the change (R53 updates can be VERY slow business)
GetChangeRequest changeRequest =
new GetChangeRequest
{
Id = changeId
};
while (r53Client.GetChangeAsync(changeRequest).GetAwaiter().GetResult().ChangeInfo.Status == ChangeStatus.PENDING)
{
//Output
Output($"R53: Change ID \"{changeId}\": Change is still pending. (Can take a while.)");
//Wait
Thread.Sleep(10 * 1000); //Wait ten seconds
}
//Output DONE
Output($"R53: Change ID \"{changeId}\": Change IN SYNC. Done.");
}
/// <summary>
/// This method does all of the work to update the DNS records with our current WAN IP. This is separated from the main
/// method to make it easier in the future to perform batch updates (if needed).
/// </summary>
/// <param name="id">The AWS Access key ID</param>
/// <param name="secret">The AWS Access key secret</param>
/// <param name="domain">The domain name we are going to be updating records for (e.g. shawnlehner.com)</param>
/// <param name="subdomain">The subdomain we would like to update (e.g. "house" if we were updating house.shawnlehner.com)</param>
private static async Task PerformDnsUpdate(string id, string secret, string domain, string subdomain)
{
#region Lookup Current WAN IP
// We use ipify.org to quickly/easily get our external WAN IP address which we can later use
// for updating our DNS records.
string ip = null;
HttpWebRequest request = (HttpWebRequest)WebRequest.Create("https://api.ipify.org");
using (Stream s = (await request.GetResponseAsync()).GetResponseStream())
using (StreamReader r = new StreamReader(s))
{
ip = r.ReadToEnd();
}
#endregion
// Combine our domain and subdomain to get the full record name
string recordName = subdomain.Trim('.') + "." + domain.Trim('.');
// Create our AWS API client for sending requests to the Route53 API
AmazonRoute53Client client = new AmazonRoute53Client(id, secret, RegionEndpoint.USEast1);
#region Lookup current state of the domain on Route53
// Lookup the zone for our domain
HostedZone zone = (await client.ListHostedZonesByNameAsync(new ListHostedZonesByNameRequest
{
DNSName = domain
})).HostedZones.First();
// Lookup our current records to see if we need to make an update
ListResourceRecordSetsResponse recordSet = await client.ListResourceRecordSetsAsync(new ListResourceRecordSetsRequest
{
HostedZoneId = zone.Id,
MaxItems = "1",
StartRecordName = recordName
});
#endregion
// Check to see if our IP is already up to date. No sense making a change if we don't need to.
if (recordSet.ResourceRecordSets.Count > 0 &&
recordSet.ResourceRecordSets[0].Name.Trim('.') == recordName &&
recordSet.ResourceRecordSets[0].ResourceRecords[0].Value == ip)
{
return;
}
#region Request DNS record update with new IP
// Our IP address is not up-to-date so we need to make a change request. We use UPSERT action which
// will work whether or not a record already exists.
ChangeResourceRecordSetsRequest changeRequest = new ChangeResourceRecordSetsRequest
{
HostedZoneId = zone.Id,
ChangeBatch = new ChangeBatch
{
Changes = new List <Change>
{
new Change
{
ResourceRecordSet = new ResourceRecordSet
{
Name = recordName,
TTL = 60,
Type = RRType.A,
ResourceRecords = new List <ResourceRecord> {
new ResourceRecord {
Value = ip
}
}
},
Action = ChangeAction.UPSERT
}
}
}
};
// Send our change request to the API
ChangeResourceRecordSetsResponse response =
await client.ChangeResourceRecordSetsAsync(changeRequest);
// Check our response code to verify everything worked
if (response.HttpStatusCode != HttpStatusCode.OK)
{
throw new Exception("API request to update DNS record has failed.");
}
#endregion
}
/// <summary>
/// Used to modify recordset with value from api gateway code deploy in another account.
/// </summary>
/// <param name="jobEvent">CodePipeline event.</param>
/// <param name="context">Lambda Context</param>
/// <returns>Job success of the Lambda</returns>
public async Task <AmazonWebServiceResponse> UpdateApiGatewayAliasRecordSet(CodePipelineJobEvent jobEvent, ILambdaContext context)
{
var jobId = jobEvent.CodePipelineJob.Id;
context.Logger.LogLine($"JobId: {jobId}");
using (var codePipelineClient = new AmazonCodePipelineClient())
using (var s3Client = new AmazonS3Client())
using (var dnsClient = new AmazonRoute53Client())
{
// Prep the user parameters
var userParameters = jobEvent.CodePipelineJob.Data.ActionConfiguration.Configuration["UserParameters"];
context.Logger.LogLine("UserParameters:");
context.Logger.LogLine(userParameters);
var paramDict = JsonConvert.DeserializeObject <Dictionary <string, string> >(userParameters);
try
{
DnsSettings dnsSettings = null;
// Get the first (only) input artifact
var artifact = jobEvent.CodePipelineJob.Data.InputArtifacts.First();
var artifactBucketName = artifact.Location.S3Location.BucketName;
var artifactBucketKey = artifact.Location.S3Location.ObjectKey;
// Unzip and get json
using (var getResponse = await s3Client.GetObjectAsync(artifactBucketName, artifactBucketKey))
{
var memoryStream = new MemoryStream();
using (var objectStream = getResponse.ResponseStream)
{
objectStream.CopyTo(memoryStream);
}
var searchFile = paramDict["DnsJson"];
context.Logger.LogLine("Unziping artifact");
context.Logger.LogLine($"Searching for {searchFile}");
using (var archive = new ZipArchive(memoryStream, ZipArchiveMode.Read))
{
foreach (var entry in archive.Entries)
{
var fileName = entry.Name;
context.Logger.LogLine("Checking File: " + entry.Name);
if (searchFile == fileName)
{
using (var fileStream = entry.Open())
using (var streamReader = new StreamReader(fileStream))
{
var dnsJson = await streamReader.ReadToEndAsync();
dnsSettings = JsonConvert.DeserializeObject <DnsSettings>(dnsJson);
}
break;
}
}
}
}
// Get the hosted zones in the tools region
context.Logger.LogLine($"Searching for {dnsSettings.HostedZoneLookupDomainName}");
var hostedZones = await dnsClient.ListHostedZonesAsync();
var myHostedZone = hostedZones.HostedZones.FirstOrDefault(z => z.Name == dnsSettings.HostedZoneLookupDomainName);
if (myHostedZone == null)
{
var noZoneMessage = $"Hosted Zone {dnsSettings.HostedZoneLookupDomainName} could not be found";
context.Logger.LogLine(noZoneMessage);
var failureDetails = new FailureDetails
{
Message = noZoneMessage,
Type = FailureType.ConfigurationError
};
return(await codePipelineClient.PutJobFailureResultAsync(jobId, failureDetails));
}
// The record set we need to create
var recordSet = new ResourceRecordSet
{
Name = dnsSettings.WebApiDnsDomain,
Type = RRType.A,
ResourceRecords = new List <ResourceRecord> {
new ResourceRecord {
Value = $"ALIAS {dnsSettings.RegionalDomainName}"
}
}
};
var rsChange = new Change
{
Action = ChangeAction.UPSERT,
ResourceRecordSet = recordSet
};
var rsChangeBatch = new ChangeBatch
{
Changes = new List <Change> {
rsChange
}
};
// Create/Update the recordset
var changeDnsRequest = new ChangeResourceRecordSetsRequest
{
ChangeBatch = rsChangeBatch,
HostedZoneId = myHostedZone.Id
};
var changeResponse = await dnsClient.ChangeResourceRecordSetsAsync(changeDnsRequest);
// Log and send the success response
context.Logger.LogLine($"Request Id {changeResponse.ChangeInfo.Id} submitted");
context.Logger.LogLine($"{dnsSettings.WebApiDnsDomain} => A ALIAS {dnsSettings.RegionalDomainName}");
var successResultRequest = new PutJobSuccessResultRequest
{
JobId = jobId
};
return(await codePipelineClient.PutJobSuccessResultAsync(successResultRequest));
}
catch (Exception ex)
{
// Send the failure response and log
return(await DoException(codePipelineClient, ex, jobId, context));
}
}
}