/*******************************************************************************
* 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.Redshift;
using Amazon.Redshift.Model;
namespace Amazon.PowerShell.Cmdlets.RS
{
/// <summary>
/// Returns a list of orderable cluster options. Before you create a new cluster you can
/// use this operation to find what options are available, such as the EC2 Availability
/// Zones (AZ) in the specific Amazon Web Services Region that you can specify, and the
/// node types you can request. The node types differ by available storage, memory, CPU
/// and price. With the cost involved you might want to obtain a list of cluster options
/// in the specific region and specify values when creating a cluster. For more information
/// about managing clusters, go to <a href="https://docs.aws.amazon.com/redshift/latest/mgmt/working-with-clusters.html">Amazon
/// Redshift Clusters</a> in the <i>Amazon Redshift Cluster Management Guide</i>.<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", "RSOrderableClusterOption")]
[OutputType("Amazon.Redshift.Model.OrderableClusterOption")]
[AWSCmdlet("Calls the Amazon Redshift DescribeOrderableClusterOptions API operation.", Operation = new[] {"DescribeOrderableClusterOptions"}, SelectReturnType = typeof(Amazon.Redshift.Model.DescribeOrderableClusterOptionsResponse), LegacyAlias="Get-RSOrderableClusterOptions")]
[AWSCmdletOutput("Amazon.Redshift.Model.OrderableClusterOption or Amazon.Redshift.Model.DescribeOrderableClusterOptionsResponse",
"This cmdlet returns a collection of Amazon.Redshift.Model.OrderableClusterOption objects.",
"The service call response (type Amazon.Redshift.Model.DescribeOrderableClusterOptionsResponse) can also be referenced from properties attached to the cmdlet entry in the $AWSHistory stack."
)]
public partial class GetRSOrderableClusterOptionCmdlet : AmazonRedshiftClientCmdlet, IExecutor
{
#region Parameter ClusterVersion
/// <summary>
/// <para>
/// <para>The version filter value. Specify this parameter to show only the available offerings
/// matching the specified version.</para><para>Default: All versions.</para><para>Constraints: Must be one of the version returned from <a>DescribeClusterVersions</a>.</para>
/// </para>
/// </summary>
[System.Management.Automation.Parameter(Position = 0, ValueFromPipelineByPropertyName = true, ValueFromPipeline = true)]
public System.String ClusterVersion { get; set; }
#endregion
#region Parameter NodeType
/// <summary>
/// <para>
/// <para>The node type filter value. Specify this parameter to show only the available offerings
/// matching the specified node type.</para>
/// </para>
/// </summary>
[System.Management.Automation.Parameter(Position = 1, ValueFromPipelineByPropertyName = true)]
public System.String NodeType { get; set; }
#endregion
#region Parameter Marker
/// <summary>
/// <para>
/// <para>An optional parameter that specifies the starting point to return a set of response
/// records. When the results of a <a>DescribeOrderableClusterOptions</a> request exceed
/// the value specified in <code>MaxRecords</code>, Amazon Web Services returns a value
/// in the <code>Marker</code> field of the response. You can retrieve the next set of
/// response records by providing the returned marker value in the <code>Marker</code>
/// parameter and retrying the request. </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.Marker' for subsequent calls.
/// </para>
/// </summary>
[System.Management.Automation.Parameter(ValueFromPipelineByPropertyName = true)]
[Alias("NextToken")]
public System.String Marker { get; set; }
#endregion
#region Parameter MaxRecord
/// <summary>
/// <para>
/// <para>The maximum number of response records to return in each call. If the number of remaining
/// response records exceeds the specified <code>MaxRecords</code> value, a value is returned
/// in a <code>marker</code> field of the response. You can retrieve the next set of records
/// by retrying the command with the returned marker value. </para><para>Default: <code>100</code></para><para>Constraints: minimum 20, maximum 100.</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>
/// <para>If a value for this parameter is not specified the cmdlet will use a default value of '<b>100</b>'.</para>
/// </summary>
[System.Management.Automation.Parameter(ValueFromPipelineByPropertyName = true)]
[Alias("MaxItems","MaxRecords")]
public int? MaxRecord { get; set; }
#endregion
#region Parameter Select
/// <summary>
/// Use the -Select parameter to control the cmdlet output. The default value is 'OrderableClusterOptions'.
/// Specifying -Select '*' will result in the cmdlet returning the whole service response (Amazon.Redshift.Model.DescribeOrderableClusterOptionsResponse).
/// Specifying the name of a property of type Amazon.Redshift.Model.DescribeOrderableClusterOptionsResponse 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; } = "OrderableClusterOptions";
#endregion
#region Parameter PassThru
/// <summary>
/// Changes the cmdlet behavior to return the value passed to the ClusterVersion parameter.
/// The -PassThru parameter is deprecated, use -Select '^ClusterVersion' instead. This parameter will be removed in a future version.
/// </summary>
[System.Obsolete("The -PassThru parameter is deprecated, use -Select '^ClusterVersion' 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.Redshift.Model.DescribeOrderableClusterOptionsResponse, GetRSOrderableClusterOptionCmdlet>(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.ClusterVersion;
}
#pragma warning restore CS0618, CS0612 //A class member was marked with the Obsolete attribute
context.ClusterVersion = this.ClusterVersion;
context.Marker = this.Marker;
context.MaxRecord = this.MaxRecord;
#if MODULAR
if (!ParameterWasBound(nameof(this.MaxRecord)))
{
WriteVerbose("MaxRecord parameter unset, using default value of '100'");
context.MaxRecord = 100;
}
#endif
#if !MODULAR
if (ParameterWasBound(nameof(this.MaxRecord)) && this.MaxRecord.HasValue)
{
WriteWarning("AWSPowerShell and AWSPowerShell.NetCore use the MaxRecord 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 MaxRecord" +
" to the service to specify how many items should be returned by each service call.");
}
#endif
context.NodeType = this.NodeType;
// 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.Redshift.Model.DescribeOrderableClusterOptionsRequest();
if (cmdletContext.ClusterVersion != null)
{
request.ClusterVersion = cmdletContext.ClusterVersion;
}
if (cmdletContext.MaxRecord != null)
{
request.MaxRecords = AutoIterationHelpers.ConvertEmitLimitToServiceTypeInt32(cmdletContext.MaxRecord.Value);
}
if (cmdletContext.NodeType != null)
{
request.NodeType = cmdletContext.NodeType;
}
// 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.Marker;
}
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.Redshift.Model.DescribeOrderableClusterOptionsRequest();
if (cmdletContext.ClusterVersion != null)
{
request.ClusterVersion = cmdletContext.ClusterVersion;
}
if (cmdletContext.NodeType != null)
{
request.NodeType = cmdletContext.NodeType;
}
// 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.MaxRecord.HasValue)
{
// The service has a maximum page size of 100. 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 100 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.MaxRecord;
}
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(100, _emitLimit.Value);
request.MaxRecords = AutoIterationHelpers.ConvertEmitLimitToInt32(correctPageSize);
}
else if (!ParameterWasBound(nameof(this.MaxRecord)))
{
request.MaxRecords = AutoIterationHelpers.ConvertEmitLimitToInt32(100);
}
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.OrderableClusterOptions.Count;
_nextToken = response.Marker;
_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.Redshift.Model.DescribeOrderableClusterOptionsResponse CallAWSServiceOperation(IAmazonRedshift client, Amazon.Redshift.Model.DescribeOrderableClusterOptionsRequest request)
{
Utils.Common.WriteVerboseEndpointMessage(this, client.Config, "Amazon Redshift", "DescribeOrderableClusterOptions");
try
{
#if DESKTOP
return client.DescribeOrderableClusterOptions(request);
#elif CORECLR
return client.DescribeOrderableClusterOptionsAsync(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 ClusterVersion { get; set; }
public System.String Marker { get; set; }
public int? MaxRecord { get; set; }
public System.String NodeType { get; set; }
public System.Func<Amazon.Redshift.Model.DescribeOrderableClusterOptionsResponse, GetRSOrderableClusterOptionCmdlet, object> Select { get; set; } =
(response, cmdlet) => response.OrderableClusterOptions;
}
}
}