public static async Task <IEnumerable <StackResourceSummary> > GetStackResourcesAsync(this IAmazonCloudFormation cfnClient, string stackName)
{
var result = new List <StackResourceSummary>();
var request = new ListStackResourcesRequest {
StackName = stackName
};
do
{
var attempts = 0;
again:
try {
var response = await cfnClient.ListStackResourcesAsync(request);
result.AddRange(response.StackResourceSummaries);
request.NextToken = response.NextToken;
} catch (AmazonCloudFormationException e) when(
(e.Message == "Rate exceeded") &&
(++attempts < 30)
)
{
await Task.Delay(TimeSpan.FromSeconds(attempts));
goto again;
}
} while(request.NextToken != null);
return(result);
}
public override void Invoke(AWSCredentials creds, RegionEndpoint region, int maxItems)
{
AmazonCloudFormationConfig config = new AmazonCloudFormationConfig();
config.RegionEndpoint = region;
ConfigureClient(config);
AmazonCloudFormationClient client = new AmazonCloudFormationClient(creds, config);
ListStackResourcesResponse resp = new ListStackResourcesResponse();
do
{
ListStackResourcesRequest req = new ListStackResourcesRequest
{
NextToken = resp.NextToken
};
resp = client.ListStackResources(req);
CheckError(resp.HttpStatusCode, "200");
foreach (var obj in resp.StackResourceSummaries)
{
AddObject(obj);
}
}while (!string.IsNullOrEmpty(resp.NextToken));
}
internal ListStackResourcesResponse ListStackResources(ListStackResourcesRequest request)
{
var marshaller = new ListStackResourcesRequestMarshaller();
var unmarshaller = ListStackResourcesResponseUnmarshaller.Instance;
return(Invoke <ListStackResourcesRequest, ListStackResourcesResponse>(request, marshaller, unmarshaller));
}
/// <summary>
/// <para> Returns descriptions for all resources of the specified stack. </para> <para>For deleted stacks, ListStackResources returns resource
/// information for up to 90 days after the stack has been deleted. </para>
/// </summary>
///
/// <param name="listStackResourcesRequest">Container for the necessary parameters to execute the ListStackResources service method on
/// AmazonCloudFormation.</param>
///
/// <returns>The response from the ListStackResources service method, as returned by AmazonCloudFormation.</returns>
///
public ListStackResourcesResponse ListStackResources(ListStackResourcesRequest listStackResourcesRequest)
{
IRequest <ListStackResourcesRequest> request = new ListStackResourcesRequestMarshaller().Marshall(listStackResourcesRequest);
ListStackResourcesResponse response = Invoke <ListStackResourcesRequest, ListStackResourcesResponse> (request, this.signer, ListStackResourcesResponseUnmarshaller.GetInstance());
return(response);
}
/// <summary>
/// Initiates the asynchronous execution of the ListStackResources operation.
/// <seealso cref="Amazon.CloudFormation.IAmazonCloudFormation.ListStackResources"/>
/// </summary>
///
/// <param name="request">Container for the necessary parameters to execute the ListStackResources operation.</param>
/// <param name="cancellationToken">
/// A cancellation token that can be used by other objects or threads to receive notice of cancellation.
/// </param>
/// <returns>The task object representing the asynchronous operation.</returns>
public Task <ListStackResourcesResponse> ListStackResourcesAsync(ListStackResourcesRequest request, CancellationToken cancellationToken = default(CancellationToken))
{
var marshaller = new ListStackResourcesRequestMarshaller();
var unmarshaller = ListStackResourcesResponseUnmarshaller.GetInstance();
return(Invoke <IRequest, ListStackResourcesRequest, ListStackResourcesResponse>(request, marshaller, unmarshaller, signer, cancellationToken));
}
private void ProcessLiveStackResourcess(ListStackResourcesResponse liveStackResources, CFStack stack, AmazonEC2Client ec2Client, Dictionary <string, string> secGroupMap, string stackName, AmazonCloudFormationClient cfClient)
{
foreach (StackResourceSummary liveStackResource in liveStackResources.StackResourceSummaries)
{
switch (liveStackResource.ResourceType)
{
case "AWS::EC2::SecurityGroup":
AWSUtils.ProcessEC2SecurityGroupFromAWS(liveStackResource, stack, ec2Client, secGroupMap, stackName);
break;
case "AWS::EC2::NetworkAcl":
AWSUtils.ProcessNetworkAclFromAWS(liveStackResource, stack, ec2Client, stackName);
break;
default:
break;
}
}
if (liveStackResources.NextToken != null)
{
ListStackResourcesRequest lr = new ListStackResourcesRequest();
lr.StackName = stackName;
lr.NextToken = liveStackResources.NextToken;
liveStackResources = cfClient.ListStackResources(lr);
ProcessLiveStackResourcess(liveStackResources, stack, ec2Client, secGroupMap, stackName, cfClient);
}
}
/// <summary>
/// Initiates the asynchronous execution of the ListStackResources operation.
/// </summary>
///
/// <param name="request">Container for the necessary parameters to execute the ListStackResources operation.</param>
/// <param name="cancellationToken">
/// A cancellation token that can be used by other objects or threads to receive notice of cancellation.
/// </param>
/// <returns>The task object representing the asynchronous operation.</returns>
public Task <ListStackResourcesResponse> ListStackResourcesAsync(ListStackResourcesRequest request, System.Threading.CancellationToken cancellationToken = default(CancellationToken))
{
var marshaller = new ListStackResourcesRequestMarshaller();
var unmarshaller = ListStackResourcesResponseUnmarshaller.Instance;
return(InvokeAsync <ListStackResourcesRequest, ListStackResourcesResponse>(request, marshaller,
unmarshaller, cancellationToken));
}
/// <summary>
/// <para>Returns descriptions of all resources of the specified stack.</para> <para>For deleted stacks, ListStackResources returns resource
/// information for up to 90 days after the stack has been deleted.</para>
/// </summary>
///
/// <param name="request">Container for the necessary parameters to execute the ListStackResources service method on
/// AmazonCloudFormation.</param>
///
/// <returns>The response from the ListStackResources service method, as returned by AmazonCloudFormation.</returns>
public ListStackResourcesResponse ListStackResources(ListStackResourcesRequest request)
{
var task = ListStackResourcesAsync(request);
try
{
return(task.Result);
}
catch (AggregateException e)
{
ExceptionDispatchInfo.Capture(e.InnerException).Throw();
return(null);
}
}
//private ListStackResourcesResponse ListStackResources(string stackName, AmazonCloudFormationClient cfClient, string nextToken = null)
//{
// ListStackResourcesRequest lr = new ListStackResourcesRequest();
// lr.StackName = stackName;
// lr.NextToken = nextToken;
// ListStackResourcesResponse liveStackResources = cfClient.ListStackResources(lr);
// return liveStackResources;
//}
private void ProcessLiveStack(string stackName, AmazonCloudFormationClient cfClient, AmazonEC2Client ec2Client, RichTextBox rtb, CFStack stack)
{
Dictionary <string, string> secGroupMap = new Dictionary <string, string>();
DescribeSecurityGroupsRequest secGroupRequestAll = new DescribeSecurityGroupsRequest();
//Get all security group Id's and cf logicalId's (if any)
DescribeSecurityGroupsResponse secGroupResponseAll = ec2Client.DescribeSecurityGroups(secGroupRequestAll);
foreach (SecurityGroup sg in secGroupResponseAll.SecurityGroups)
{
string value = "none";
foreach (Amazon.EC2.Model.Tag tag in sg.Tags)
{
if (tag.Key.Contains("aws:cloudformation:logical-id"))
{
value = tag.Value;
}
}
secGroupMap.Add(sg.GroupId, value);
}
//Get Live Stack
DescribeStacksRequest cfRequest = new DescribeStacksRequest();
cfRequest.StackName = stackName;
DescribeStacksResponse liveStack = cfClient.DescribeStacks(cfRequest);
stack.Description = liveStack.Stacks[0].Description;
//Get Stack Resouces
//Need to use ListStackResourcesRequest to be able to get stacks with more than 100 resources
ListStackResourcesRequest lr = new ListStackResourcesRequest();
lr.StackName = stackName;
ListStackResourcesResponse liveStackResources = cfClient.ListStackResources(lr);
ProcessLiveStackResourcess(liveStackResources, stack, ec2Client, secGroupMap, stackName, cfClient);
stack.Resources.Sort((a, b) => a.LogicalId.CompareTo(b.LogicalId));
WriteOutput(stack, rtb, source1_CB.Text, templateOrStack1_TB.Text);
}
private async Task <string> GetStackResource(SnapStackRequest input, string stackName)
{
var cfClient = new AmazonCloudFormationClient(RegionEndpoint.EUWest1);
//TODO: Paginate
var request = new ListStackResourcesRequest
{
StackName = stackName
};
var json = new JObject();
var resourceList = await cfClient.ListStackResourcesAsync(request);
foreach (var resource in resourceList.StackResourceSummaries)
{
json.Add($"{resource.ResourceType}_{resource.LogicalResourceId}", resource.PhysicalResourceId);
}
return(json.ToString(Formatting.Indented));
}
public async Task ListLambdasAsync(string awsProfile, string awsRegion)
{
Console.WriteLine();
// initialize AWS profile
await InitializeAwsProfile(awsProfile, awsRegion : awsRegion);
var cfnClient = new AmazonCloudFormationClient(AWSConfigs.RegionEndpoint);
var lambdaClient = new AmazonLambdaClient(AWSConfigs.RegionEndpoint);
var logsClient = new AmazonCloudWatchLogsClient(AWSConfigs.RegionEndpoint);
// fetch all Lambda functions on account
var globalFunctions = (await ListLambdasAsync())
.ToDictionary(function => function.FunctionName, function => function);
// fetch all stacks on account
var stacks = await ListStacksAsync();
Console.WriteLine($"Analyzing {stacks.Count():N0} CloudFormation stacks and {globalFunctions.Count():N0} Lambda functions");
// fetch most recent CloudWatch log stream for each Lambda function
var logStreamsTask = Task.Run(async() => (await Task.WhenAll(globalFunctions.Select(async kv => {
try {
var response = await logsClient.DescribeLogStreamsAsync(new DescribeLogStreamsRequest {
Descending = true,
LogGroupName = $"/aws/lambda/{kv.Value.FunctionName}",
OrderBy = OrderBy.LastEventTime,
Limit = 1
});
return(Name: kv.Value.FunctionName, Streams: response.LogStreams.FirstOrDefault());
} catch {
// log group doesn't exist
return(Name: kv.Value.FunctionName, Streams: null);
}
}))).ToDictionary(tuple => tuple.Name, tuple => tuple.Streams));
// fetch all functions belonging to a CloudFormation stack
var stacksWithFunctionsTask = Task.Run(async() => stacks.Zip(
await Task.WhenAll(stacks.Select(stack => ListStackFunctionsAsync(stack.StackId))),
(stack, stackFunctions) => (Stack: stack, Functions: stackFunctions)
).ToList()
);
// wait for both fetch operations to finish
await Task.WhenAll(logStreamsTask, stacksWithFunctionsTask);
var logStreams = logStreamsTask.GetAwaiter().GetResult();
var stacksWithFunctions = stacksWithFunctionsTask.GetAwaiter().GetResult();
// remove all the functions that were discovered inside a stack from the orphaned list of functions
foreach (var function in stacksWithFunctions.SelectMany(stackWithFunctions => stackWithFunctions.Functions))
{
globalFunctions.Remove(function.Configuration.FunctionName);
}
// compute the max width for the function name (use logical ID if it belongs to the stack)
var maxFunctionNameWidth = stacksWithFunctions
.SelectMany(stackWithFunctions => stackWithFunctions.Functions)
.Select(function => function.Name.Length)
.Union(globalFunctions.Values.Select(function => function.FunctionName.Length))
.Append(0)
.Max();
// compute max width for the function runtime name
var maxRuntimeWidth = stacksWithFunctions
.SelectMany(stackWithFunctions => stackWithFunctions.Functions)
.Select(stackFunction => stackFunction.Configuration.Runtime.ToString().Length)
.Union(globalFunctions.Values.Select(function => function.Runtime.ToString().Length))
.Append(0)
.Max();
// print Lambda functions belonging to stacks
var showAsteriskExplanation = false;
foreach (var stackWithFunctions in stacksWithFunctions
.Where(stackWithFunction => stackWithFunction.Functions.Any())
.OrderBy(stackWithFunction => stackWithFunction.Stack.StackName)
)
{
Console.WriteLine();
// check if CloudFormation stack was deployed by LambdaSharp
var moduleInfoOutput = stackWithFunctions.Stack.Outputs
.FirstOrDefault(output => (output.OutputKey == "ModuleInfo") || (output.OutputKey == "Module"))
?.OutputValue;
var lambdaSharpToolOutput = stackWithFunctions.Stack.Outputs
.FirstOrDefault(output => output.OutputKey == "LambdaSharpTool")
?.OutputValue;
// NOTE (2020-05-06, bjorg): pre-0.6, the module information was emitted as two output values
var moduleNameOutput = stackWithFunctions.Stack.Outputs
.FirstOrDefault(output => output.OutputKey == "ModuleName")
?.OutputValue;
var moduleVersionOutput = stackWithFunctions.Stack.Outputs
.FirstOrDefault(output => output.OutputKey == "ModuleVersion")
?.OutputValue;
// show CloudFormation stack name and optionally LambdaSharp module information
Console.Write($"{Settings.OutputColor}{stackWithFunctions.Stack.StackName}{Settings.ResetColor}");
if (ModuleInfo.TryParse(moduleInfoOutput, out var moduleInfo))
{
Console.Write($" ({Settings.InfoColor}{moduleInfo.FullName}:{moduleInfo.Version}{Settings.ResetColor}) [lash {lambdaSharpToolOutput ?? "pre-0.6.1"}]");
}
else if ((moduleNameOutput != null) && (moduleVersionOutput != null))
{
Console.Write($" ({Settings.InfoColor}{moduleNameOutput}:{moduleVersionOutput}{Settings.ResetColor}) [lash pre-0.6]");
}
Console.WriteLine(":");
foreach (var function in stackWithFunctions.Functions.OrderBy(function => function.Name))
{
PrintFunction(function.Name, function.Configuration);
}
}
// print orphan Lambda functions
if (globalFunctions.Any())
{
Console.WriteLine();
Console.WriteLine("ORPHANS:");
foreach (var function in globalFunctions.Values.OrderBy(function => function.FunctionName))
{
PrintFunction(function.FunctionName, function);
}
}
// show optional (*) explanation if it was printed
if (showAsteriskExplanation)
{
Console.WriteLine();
Console.WriteLine("(*) Showing Lambda last-modified date, because last event timestamp in CloudWatch log stream is not available");
}
// local functions
async Task <IEnumerable <FunctionConfiguration> > ListLambdasAsync()
{
var result = new List <FunctionConfiguration>();
var request = new ListFunctionsRequest();
do
{
var response = await lambdaClient.ListFunctionsAsync(request);
result.AddRange(response.Functions);
request.Marker = response.NextMarker;
} while(request.Marker != null);
return(result);
}
async Task <IEnumerable <Stack> > ListStacksAsync()
{
var result = new List <Stack>();
var request = new DescribeStacksRequest();
do
{
var response = await cfnClient.DescribeStacksAsync(request);
result.AddRange(response.Stacks);
request.NextToken = response.NextToken;
} while(request.NextToken != null);
return(result);
}
async Task <IEnumerable <(string Name, FunctionConfiguration Configuration)> > ListStackFunctionsAsync(string stackName)
{
var result = new List <(string, FunctionConfiguration)>();
var request = new ListStackResourcesRequest {
StackName = stackName
};
do
{
var attempts = 0;
again:
try {
var response = await cfnClient.ListStackResourcesAsync(request);
result.AddRange(
response.StackResourceSummaries
.Where(resourceSummary => resourceSummary.ResourceType == "AWS::Lambda::Function")
.Select(summary => {
globalFunctions.TryGetValue(summary.PhysicalResourceId, out var configuration);
return(Name: summary.LogicalResourceId, Configuration: configuration);
})
.Where(tuple => tuple.Configuration != null)
);
request.NextToken = response.NextToken;
} catch (AmazonCloudFormationException e) when(
(e.Message == "Rate exceeded") &&
(++attempts < 30)
)
{
await Task.Delay(TimeSpan.FromSeconds(attempts));
goto again;
}
} while(request.NextToken != null);
return(result);
}
void PrintFunction(string name, FunctionConfiguration function)
{
Console.Write(" ");
Console.Write(name);
Console.Write("".PadRight(maxFunctionNameWidth - name.Length + 4));
Console.Write(function.Runtime);
Console.Write("".PadRight(maxRuntimeWidth - function.Runtime.ToString().Length + 4));
if (
!logStreams.TryGetValue(function.FunctionName, out var logStream) ||
(logStream?.LastEventTimestamp == null)
)
{
Console.Write(DateTimeOffset.Parse(function.LastModified).ToString("yyyy-MM-dd"));
Console.Write("(*)");
showAsteriskExplanation = true;
}
else
{
Console.Write(logStream.LastEventTimestamp.ToString("yyyy-MM-dd"));
}
Console.WriteLine();
}
}
public static async Task <AwsSettings> GetAwsSettings(string profileName, string stackName)
{
if (string.IsNullOrEmpty(profileName))
{
throw new Exception($"Error: No ProfileName provided");
}
if (string.IsNullOrEmpty(stackName))
{
throw new Exception($"Error: No StackName provided");
}
var sharedCredentialsFile = new SharedCredentialsFile(); // AWS finds the shared credentials store for us
CredentialProfile profile = null;
if (!sharedCredentialsFile.TryGetProfile(profileName, out profile))
{
throw new Exception($"Error: Aws Profile \"{profileName}\" not found in shared credentials store.");
}
AWSCredentials creds = null;
if (!AWSCredentialsFactory.TryGetAWSCredentials(profile, sharedCredentialsFile, out creds))
{
throw new Exception($"Error: Could not get AWS Credentials using specified profile \"{profileName}\".");
}
var awsSettings = new AwsSettings();
awsSettings["StackName"] = stackName;
// Get Original Template
AmazonCloudFormationClient cfClient = null;
GetTemplateRequest getTemplateRequestOriginal = null;
try
{
// Note the need to extract region from the profile!
cfClient = new AmazonCloudFormationClient(creds, profile.Region);
getTemplateRequestOriginal = new GetTemplateRequest()
{
StackName = stackName,
TemplateStage = Amazon.CloudFormation.TemplateStage.Original
};
}
catch (Exception ex)
{
throw new Exception($"Could not create AmazonCloudFormationClient");
}
var templateReponse = cfClient.GetTemplateAsync(getTemplateRequestOriginal).GetAwaiter().GetResult();
//var templateBodyIndex = templateReponse.StagesAvailable.IndexOf("Original");
var templateBody = templateReponse.TemplateBody; // Original is in yaml form
//var tmplYaml = new StringReader(new YamlDotNet.Serialization.SerializerBuilder().Build().Serialize(templateBody));
var tmplYaml = new StringReader(templateBody);
var templYamlObj = new YamlDotNet.Serialization.DeserializerBuilder().Build().Deserialize(tmplYaml);
templateBody = new YamlDotNet.Serialization.SerializerBuilder().JsonCompatible().Build().Serialize(templYamlObj);
var jTemplateObjOriginal = JObject.Parse(templateBody);
// Get Processed Template
var getTemplateRequestProcessed = new GetTemplateRequest()
{
StackName = stackName,
TemplateStage = Amazon.CloudFormation.TemplateStage.Processed
};
templateReponse = cfClient.GetTemplateAsync(getTemplateRequestProcessed).GetAwaiter().GetResult();
//var templateBodyIndex = templateReponse.StagesAvailable.IndexOf("Original");
templateBody = templateReponse.TemplateBody;
var jTemplateObjProcessed = JObject.Parse(templateBody);
// Get Stack Resources - note: this call only returns the first 100 resources.
// We are calling it to get the StackId
var describeStackResourcesRequest = new DescribeStackResourcesRequest()
{
StackName = stackName
};
var describeStackResourcesResponse = await cfClient.DescribeStackResourcesAsync(describeStackResourcesRequest);
if (describeStackResourcesResponse.StackResources.Count == 0)
{
throw new Exception($"Error: No resources found for specified stack.");
}
// Extract region from StackId ARN -- "arn:aws:cloudformation:us-east-1:..."
var stackIdParts = describeStackResourcesResponse.StackResources[0].StackId.Split(':');
var region = stackIdParts[3];
awsSettings["Region"] = region;
// Get all stack resources - paginated
// The the ListStackResourcesResponse does not contain the StackId.
string nextToken = null;
string apiName = null;
int resourceCount = 0;
var apiGateways = new Dictionary <string, AwsSettings.Api>();
awsSettings["ApiGateways"] = apiGateways;
do
{
var listStackResourcesRequest = new ListStackResourcesRequest()
{
StackName = stackName, NextToken = nextToken
};
var listStackResourcesResponse = await cfClient.ListStackResourcesAsync(listStackResourcesRequest);
nextToken = listStackResourcesResponse.NextToken;
foreach (var resource in listStackResourcesResponse.StackResourceSummaries)
{
resourceCount++;
switch (resource.ResourceType)
{
case "AWS::Cognito::UserPool":
case "AWS::Cognito::IdentityPool":
case "AWS::Cognito::UserPoolClient":
awsSettings[resource.LogicalResourceId] = resource.PhysicalResourceId;
break;
case "AWS::ApiGatewayV2::Api":
var httpApi = new AwsSettings.Api();
apiGateways.Add(resource.LogicalResourceId, httpApi);
httpApi.Id = resource.PhysicalResourceId;
httpApi.Type = "HttpApi";
apiName = resource.LogicalResourceId;
try
{
var HttpApiSecureAuthType = (string)jTemplateObjProcessed["Resources"][apiName]["Properties"]["Body"]["components"]["securitySchemes"]["OpenIdAuthorizer"]["type"];
if (HttpApiSecureAuthType.Equals("oauth2"))
{
httpApi.SecurityLevel = AwsSettings.SecurityLevel.JWT;
}
else
{
httpApi.SecurityLevel = AwsSettings.SecurityLevel.None;
}
}
catch
{
httpApi.SecurityLevel = AwsSettings.SecurityLevel.None;
}
httpApi.Stage = (string)jTemplateObjOriginal["Resources"][apiName]["Properties"]["StageName"];
break;
case "AWS::ApiGateway::RestApi":
var restApi = new AwsSettings.Api();
apiGateways.Add(resource.LogicalResourceId, restApi);
restApi.Id = resource.PhysicalResourceId;
restApi.Type = "Api";
apiName = resource.LogicalResourceId;
try
{
var apiAuthSecurityType = (string)jTemplateObjProcessed["Resources"][apiName]["Properties"]["Body"]["securityDefinitions"]["AWS_IAM"]["x-amazon-apigateway-authtype"];
if (apiAuthSecurityType.Equals("awsSigv4"))
{
restApi.SecurityLevel = AwsSettings.SecurityLevel.AwsSignatureVersion4;
}
else
{
restApi.SecurityLevel = AwsSettings.SecurityLevel.None;
}
}
catch
{
restApi.SecurityLevel = AwsSettings.SecurityLevel.None;
}
restApi.Stage = (string)jTemplateObjOriginal["Resources"][apiName]["Properties"]["StageName"];
break;
}
}
} while (nextToken != null);
if (resourceCount == 0)
{
throw new Exception($"Error: No resources found for specified stack.");
}
return(awsSettings);
}
public static async Task <string> GenerateMethodMapJsonAsync(
string profileName,
string stackName)
{
if (string.IsNullOrEmpty(profileName))
{
throw new Exception($"Error: No ProfileName provided");
}
if (string.IsNullOrEmpty(stackName))
{
throw new Exception($"Error: No StackName provided");
}
var sharedCredentialsFile = new SharedCredentialsFile(); // AWS finds the shared credentials store for us
CredentialProfile profile = null;
if (!sharedCredentialsFile.TryGetProfile(profileName, out profile))
{
throw new Exception($"Error: Aws Profile \"{profileName}\" not found in shared credentials store.");
}
AWSCredentials creds = null;
if (!AWSCredentialsFactory.TryGetAWSCredentials(profile, sharedCredentialsFile, out creds))
{
throw new Exception($"Error: Could not get AWS Credentials using specified profile \"{profileName}\".");
}
var awsSettings = new AwsSettings();
if (!awsSettings.ContainsKey("StackName"))
{
awsSettings.Add("StackName", stackName);
}
else
{
awsSettings["StackName"] = stackName;
}
// Get Original Template
var cfClient = new AmazonCloudFormationClient(creds);
var getTemplateRequestOriginal = new GetTemplateRequest()
{
StackName = stackName,
TemplateStage = Amazon.CloudFormation.TemplateStage.Original
};
var templateReponse = cfClient.GetTemplateAsync(getTemplateRequestOriginal).GetAwaiter().GetResult();
//var templateBodyIndex = templateReponse.StagesAvailable.IndexOf("Original");
var templateBody = templateReponse.TemplateBody; // Original is in yaml form
//var tmplYaml = new StringReader(new YamlDotNet.Serialization.SerializerBuilder().Build().Serialize(templateBody));
var tmplYaml = new StringReader(templateBody);
var templYamlObj = new YamlDotNet.Serialization.DeserializerBuilder().Build().Deserialize(tmplYaml);
templateBody = new YamlDotNet.Serialization.SerializerBuilder().JsonCompatible().Build().Serialize(templYamlObj);
var jTemplateObjOriginal = JObject.Parse(templateBody);
// Get all Stack Resources
string nextToken = null;
bool foundResources = false;
var methodMap = new Dictionary <string, string>();
do
{
var listStackResourcesRequest = new ListStackResourcesRequest()
{
StackName = stackName, NextToken = nextToken
};
var listStackResourcesResponse = await cfClient.ListStackResourcesAsync(listStackResourcesRequest);
nextToken = listStackResourcesResponse.NextToken;
foreach (var resource in listStackResourcesResponse.StackResourceSummaries)
{
switch (resource.ResourceType)
{
case "AWS::Lambda::Function":
foundResources = true;
var funcName = resource.LogicalResourceId;
var lambdaEvents = jTemplateObjOriginal["Resources"][funcName]["Properties"]["Events"].Children();
foreach (JToken le in lambdaEvents)
{
var jObject = new JObject(le);
var name = jObject.First.First.Path;
var type = jObject[name]["Type"].ToString();
var apiId = string.Empty;
if (type.Equals("HttpApi"))
{
apiId = jObject[name]["Properties"]["ApiId"]["Ref"].ToString();
}
else if (type.Equals("Api"))
{
apiId = jObject[name]["Properties"]["RestApiId"]["Ref"].ToString();
}
if (!string.IsNullOrEmpty(apiId))
{
methodMap.Add(name + "Async", apiId);
}
}
break;
}
}
} while (nextToken != null);
if (!foundResources)
{
throw new Exception($"Error: No Lambda resources found for specified stack.");
}
var result = $"{{\"MethodMap\": {Newtonsoft.Json.JsonConvert.SerializeObject(methodMap, Newtonsoft.Json.Formatting.Indented)}}}";
return(result);
}
