/******************************************************************************* * Copyright 2012-2019 Amazon.com, Inc. or its affiliates. All Rights Reserved. * Licensed under the Apache License, Version 2.0 (the "License"). You may not use * this file except in compliance with the License. A copy of the License is located at * * http://aws.amazon.com/apache2.0 * * or in the "license" file accompanying this file. * This file is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR * CONDITIONS OF ANY KIND, either express or implied. See the License for the * specific language governing permissions and limitations under the License. * ***************************************************************************** * * AWS Tools for Windows (TM) PowerShell (TM) * */ using System; using System.Collections.Generic; using System.Linq; using System.Management.Automation; using System.Text; using Amazon.PowerShell.Common; using Amazon.Runtime; using Amazon.ElasticLoadBalancingV2; using Amazon.ElasticLoadBalancingV2.Model; namespace Amazon.PowerShell.Cmdlets.ELB2 { /// <summary> /// Describes the specified target groups or all of your target groups. By default, all /// target groups are described. Alternatively, you can specify one of the following to /// filter the results: the ARN of the load balancer, the names of one or more target /// groups, or the ARNs of one or more target groups.<br/><br/>This cmdlet automatically pages all available results to the pipeline - parameters related to iteration are only needed if you want to manually control the paginated output. To disable autopagination, use -NoAutoIteration. /// </summary> [Cmdlet("Get", "ELB2TargetGroup")] [OutputType("Amazon.ElasticLoadBalancingV2.Model.TargetGroup")] [AWSCmdlet("Calls the Elastic Load Balancing V2 DescribeTargetGroups API operation.", Operation = new[] {"DescribeTargetGroups"}, SelectReturnType = typeof(Amazon.ElasticLoadBalancingV2.Model.DescribeTargetGroupsResponse))] [AWSCmdletOutput("Amazon.ElasticLoadBalancingV2.Model.TargetGroup or Amazon.ElasticLoadBalancingV2.Model.DescribeTargetGroupsResponse", "This cmdlet returns a collection of Amazon.ElasticLoadBalancingV2.Model.TargetGroup objects.", "The service call response (type Amazon.ElasticLoadBalancingV2.Model.DescribeTargetGroupsResponse) can also be referenced from properties attached to the cmdlet entry in the $AWSHistory stack." )] public partial class GetELB2TargetGroupCmdlet : AmazonElasticLoadBalancingV2ClientCmdlet, IExecutor { #region Parameter LoadBalancerArn /// <summary> /// <para> /// <para>The Amazon Resource Name (ARN) of the load balancer.</para> /// </para> /// </summary> [System.Management.Automation.Parameter(Position = 0, ValueFromPipelineByPropertyName = true, ValueFromPipeline = true)] public System.String LoadBalancerArn { get; set; } #endregion #region Parameter Name /// <summary> /// <para> /// <para>The names of the target groups.</para> /// </para> /// </summary> [System.Management.Automation.Parameter(ValueFromPipelineByPropertyName = true)] [Alias("Names")] public System.String[] Name { get; set; } #endregion #region Parameter TargetGroupArn /// <summary> /// <para> /// <para>The Amazon Resource Names (ARN) of the target groups.</para> /// </para> /// </summary> [System.Management.Automation.Parameter(ValueFromPipelineByPropertyName = true)] [Alias("TargetGroupArns")] public System.String[] TargetGroupArn { get; set; } #endregion #region Parameter Marker /// <summary> /// <para> /// <para>The marker for the next set of results. (You received this marker from a previous /// call.)</para> /// </para> /// <para> /// <br/><b>Note:</b> This parameter is only used if you are manually controlling output pagination of the service API call. /// <br/>In order to manually control output pagination, use '-Marker $null' for the first call and '-Marker $AWSHistory.LastServiceResponse.NextMarker' for subsequent calls. /// </para> /// </summary> [System.Management.Automation.Parameter(ValueFromPipelineByPropertyName = true)] [Alias("NextToken")] public System.String Marker { get; set; } #endregion #region Parameter PageSize /// <summary> /// <para> /// <para>The maximum number of results to return with this call.</para> /// </para> /// <para> /// <br/><b>Note:</b> In AWSPowerShell and AWSPowerShell.NetCore this parameter is used to limit the total number of items returned by the cmdlet. /// <br/>In AWS.Tools this parameter is simply passed to the service to specify how many items should be returned by each service call. /// <br/>Pipe the output of this cmdlet into Select-Object -First to terminate retrieving data pages early and control the number of items returned. /// </para> /// </summary> [System.Management.Automation.Parameter(ValueFromPipelineByPropertyName = true)] [Alias("MaxItems")] public int? PageSize { get; set; } #endregion #region Parameter Select /// <summary> /// Use the -Select parameter to control the cmdlet output. The default value is 'TargetGroups'. /// Specifying -Select '*' will result in the cmdlet returning the whole service response (Amazon.ElasticLoadBalancingV2.Model.DescribeTargetGroupsResponse). /// Specifying the name of a property of type Amazon.ElasticLoadBalancingV2.Model.DescribeTargetGroupsResponse will result in that property being returned. /// Specifying -Select '^ParameterName' will result in the cmdlet returning the selected cmdlet parameter value. /// </summary> [System.Management.Automation.Parameter(ValueFromPipelineByPropertyName = true)] public string Select { get; set; } = "TargetGroups"; #endregion #region Parameter PassThru /// <summary> /// Changes the cmdlet behavior to return the value passed to the LoadBalancerArn parameter. /// The -PassThru parameter is deprecated, use -Select '^LoadBalancerArn' instead. This parameter will be removed in a future version. /// </summary> [System.Obsolete("The -PassThru parameter is deprecated, use -Select '^LoadBalancerArn' instead. This parameter will be removed in a future version.")] [System.Management.Automation.Parameter(ValueFromPipelineByPropertyName = true)] public SwitchParameter PassThru { get; set; } #endregion #region Parameter NoAutoIteration /// <summary> /// By default the cmdlet will auto-iterate and retrieve all results to the pipeline by performing multiple /// service calls. If set, the cmdlet will retrieve only the next 'page' of results using the value of Marker /// as the start point. /// </summary> [System.Management.Automation.Parameter(ValueFromPipelineByPropertyName = true)] public SwitchParameter NoAutoIteration { get; set; } #endregion protected override void ProcessRecord() { this._AWSSignerType = "v4"; base.ProcessRecord(); var context = new CmdletContext(); // allow for manipulation of parameters prior to loading into context PreExecutionContextLoad(context); #pragma warning disable CS0618, CS0612 //A class member was marked with the Obsolete attribute if (ParameterWasBound(nameof(this.Select))) { context.Select = CreateSelectDelegate<Amazon.ElasticLoadBalancingV2.Model.DescribeTargetGroupsResponse, GetELB2TargetGroupCmdlet>(Select) ?? throw new System.ArgumentException("Invalid value for -Select parameter.", nameof(this.Select)); if (this.PassThru.IsPresent) { throw new System.ArgumentException("-PassThru cannot be used when -Select is specified.", nameof(this.Select)); } } else if (this.PassThru.IsPresent) { context.Select = (response, cmdlet) => this.LoadBalancerArn; } #pragma warning restore CS0618, CS0612 //A class member was marked with the Obsolete attribute context.LoadBalancerArn = this.LoadBalancerArn; context.Marker = this.Marker; if (this.Name != null) { context.Name = new List<System.String>(this.Name); } context.PageSize = this.PageSize; #if !MODULAR if (ParameterWasBound(nameof(this.PageSize)) && this.PageSize.HasValue) { WriteWarning("AWSPowerShell and AWSPowerShell.NetCore use the PageSize parameter to limit the total number of items returned by the cmdlet." + " This behavior is obsolete and will be removed in a future version of these modules. Pipe the output of this cmdlet into Select-Object -First to terminate" + " retrieving data pages early and control the number of items returned. AWS.Tools already implements the new behavior of simply passing PageSize" + " to the service to specify how many items should be returned by each service call."); } #endif if (this.TargetGroupArn != null) { context.TargetGroupArn = new List<System.String>(this.TargetGroupArn); } // allow further manipulation of loaded context prior to processing PostExecutionContextLoad(context); var output = Execute(context) as CmdletOutput; ProcessOutput(output); } #region IExecutor Members #if MODULAR public object Execute(ExecutorContext context) { var cmdletContext = context as CmdletContext; #pragma warning disable CS0618, CS0612 //A class member was marked with the Obsolete attribute var useParameterSelect = this.Select.StartsWith("^") || this.PassThru.IsPresent; #pragma warning restore CS0618, CS0612 //A class member was marked with the Obsolete attribute // create request and set iteration invariants var request = new Amazon.ElasticLoadBalancingV2.Model.DescribeTargetGroupsRequest(); if (cmdletContext.LoadBalancerArn != null) { request.LoadBalancerArn = cmdletContext.LoadBalancerArn; } if (cmdletContext.Name != null) { request.Names = cmdletContext.Name; } if (cmdletContext.PageSize != null) { request.PageSize = AutoIterationHelpers.ConvertEmitLimitToServiceTypeInt32(cmdletContext.PageSize.Value); } if (cmdletContext.TargetGroupArn != null) { request.TargetGroupArns = cmdletContext.TargetGroupArn; } // Initialize loop variant and commence piping var _nextToken = cmdletContext.Marker; var _userControllingPaging = this.NoAutoIteration.IsPresent || ParameterWasBound(nameof(this.Marker)); var client = Client ?? CreateClient(_CurrentCredentials, _RegionEndpoint); do { request.Marker = _nextToken; CmdletOutput output; try { var response = CallAWSServiceOperation(client, request); object pipelineOutput = null; if (!useParameterSelect) { pipelineOutput = cmdletContext.Select(response, this); } output = new CmdletOutput { PipelineOutput = pipelineOutput, ServiceResponse = response }; _nextToken = response.NextMarker; } catch (Exception e) { output = new CmdletOutput { ErrorResponse = e }; } ProcessOutput(output); } while (!_userControllingPaging && AutoIterationHelpers.HasValue(_nextToken)); if (useParameterSelect) { WriteObject(cmdletContext.Select(null, this)); } return null; } #else public object Execute(ExecutorContext context) { var cmdletContext = context as CmdletContext; var useParameterSelect = this.Select.StartsWith("^") || this.PassThru.IsPresent; // create request and set iteration invariants var request = new Amazon.ElasticLoadBalancingV2.Model.DescribeTargetGroupsRequest(); if (cmdletContext.LoadBalancerArn != null) { request.LoadBalancerArn = cmdletContext.LoadBalancerArn; } if (cmdletContext.Name != null) { request.Names = cmdletContext.Name; } if (cmdletContext.TargetGroupArn != null) { request.TargetGroupArns = cmdletContext.TargetGroupArn; } // Initialize loop variants and commence piping System.String _nextToken = null; int? _emitLimit = null; int _retrievedSoFar = 0; if (AutoIterationHelpers.HasValue(cmdletContext.Marker)) { _nextToken = cmdletContext.Marker; } if (cmdletContext.PageSize.HasValue) { // The service has a maximum page size of 400. If the user has // asked for more items than page max, and there is no page size // configured, we rely on the service ignoring the set maximum // and giving us 400 items back. If a page size is set, that will // be used to configure the pagination. // We'll make further calls to satisfy the user's request. _emitLimit = cmdletContext.PageSize; } var _userControllingPaging = this.NoAutoIteration.IsPresent || ParameterWasBound(nameof(this.Marker)); var client = Client ?? CreateClient(_CurrentCredentials, _RegionEndpoint); do { request.Marker = _nextToken; if (_emitLimit.HasValue) { int correctPageSize = Math.Min(400, _emitLimit.Value); request.PageSize = AutoIterationHelpers.ConvertEmitLimitToInt32(correctPageSize); } CmdletOutput output; try { var response = CallAWSServiceOperation(client, request); object pipelineOutput = null; if (!useParameterSelect) { pipelineOutput = cmdletContext.Select(response, this); } output = new CmdletOutput { PipelineOutput = pipelineOutput, ServiceResponse = response }; int _receivedThisCall = response.TargetGroups.Count; _nextToken = response.NextMarker; _retrievedSoFar += _receivedThisCall; if (_emitLimit.HasValue) { _emitLimit -= _receivedThisCall; } } catch (Exception e) { if (_retrievedSoFar == 0 || !_emitLimit.HasValue) { output = new CmdletOutput { ErrorResponse = e }; } else { break; } } ProcessOutput(output); } while (!_userControllingPaging && AutoIterationHelpers.HasValue(_nextToken) && (!_emitLimit.HasValue || _emitLimit.Value >= 1)); if (useParameterSelect) { WriteObject(cmdletContext.Select(null, this)); } return null; } #endif public ExecutorContext CreateContext() { return new CmdletContext(); } #endregion #region AWS Service Operation Call private Amazon.ElasticLoadBalancingV2.Model.DescribeTargetGroupsResponse CallAWSServiceOperation(IAmazonElasticLoadBalancingV2 client, Amazon.ElasticLoadBalancingV2.Model.DescribeTargetGroupsRequest request) { Utils.Common.WriteVerboseEndpointMessage(this, client.Config, "Elastic Load Balancing V2", "DescribeTargetGroups"); try { #if DESKTOP return client.DescribeTargetGroups(request); #elif CORECLR return client.DescribeTargetGroupsAsync(request).GetAwaiter().GetResult(); #else #error "Unknown build edition" #endif } catch (AmazonServiceException exc) { var webException = exc.InnerException as System.Net.WebException; if (webException != null) { throw new Exception(Utils.Common.FormatNameResolutionFailureMessage(client.Config, webException.Message), webException); } throw; } } #endregion internal partial class CmdletContext : ExecutorContext { public System.String LoadBalancerArn { get; set; } public System.String Marker { get; set; } public List<System.String> Name { get; set; } public int? PageSize { get; set; } public List<System.String> TargetGroupArn { get; set; } public System.Func<Amazon.ElasticLoadBalancingV2.Model.DescribeTargetGroupsResponse, GetELB2TargetGroupCmdlet, object> Select { get; set; } = (response, cmdlet) => response.TargetGroups; } } }