functions/Remove-JS7Subagent.ps1

function Remove-JS7Subagent
{
<#
.SYNOPSIS
Removes a Subagent from a Controller or Director Agent and from JOC Cockpit
 
.DESCRIPTION
This cmdlet removes a Subagent.
 
The following REST Web Service API resources are used:
 
* /agents/inventory/cluster/subagents/delete
 
.PARAMETER SubagentId
Specifies the unique identifier of the Subagent to be removed.
 
More than one Subagent can be specified by separating Subagent IDs by a comma.
 
.PARAMETER ControllerId
Specifies the identification of the Controller from which Subagents should be removed.
 
.PARAMETER AuditComment
Specifies a free text that indicates the reason for the current intervention, e.g. "business requirement", "maintenance window" etc.
 
The Audit Comment is visible from the Audit Log view of the JOC Cockpit.
This parameter is not mandatory. However, the JOC Cockpit can be configured to require Audit Log comments for all interventions.
 
.PARAMETER AuditTimeSpent
Specifies the duration in minutes that the current intervention required.
 
This information is shown in the Audit Log view. It can be useful when integrated
with a ticket system that logs the time spent on interventions with JS7.
 
.PARAMETER AuditTicketLink
Specifies a URL to a ticket system that keeps track of any interventions performed for JS7.
 
This information is shown in the Audit Log view of JOC Cockpit.
It can be useful when integrated with a ticket system that logs interventions with JS7.
 
.INPUTS
This cmdlet accepts pipelined input.
 
.OUTPUTS
This cmdlet returns no output.
 
.EXAMPLE
Remove-JS7Subagent -SubagentId 'subagent_001' -ControllerId 'testsuite'
 
Removes the indicated Subagent from the given Controller.
 
.LINK
about_JS7
 
#>

[cmdletbinding(SupportsShouldProcess)]
param
(
    [Parameter(Mandatory=$True,ValueFromPipeline=$False,ValueFromPipelinebyPropertyName=$True)]
    [string[]] $SubagentId,
    [Parameter(Mandatory=$False,ValueFromPipeline=$False,ValueFromPipelinebyPropertyName=$True)]
    [string] $ControllerId,
    [Parameter(Mandatory=$False,ValueFromPipeline=$False,ValueFromPipelinebyPropertyName=$True)]
    [string] $AuditComment,
    [Parameter(Mandatory=$False,ValueFromPipeline=$False,ValueFromPipelinebyPropertyName=$True)]
    [int] $AuditTimeSpent,
    [Parameter(Mandatory=$False,ValueFromPipeline=$False,ValueFromPipelinebyPropertyName=$True)]
    [Uri] $AuditTicketLink
)
    Begin
    {
        Approve-JS7Command $MyInvocation.MyCommand
        $stopWatch = Start-JS7StopWatch

        if ( !$AuditComment -and ( $AuditTimeSpent -or $AuditTicketLink ) )
        {
            throw "$($MyInvocation.MyCommand.Name): Audit Log comment required, use parameter -AuditComment if one of the parameters -AuditTimeSpent or -AuditTicketLink is used"
        }

        $subagentIds = @()
    }

    Process
    {
        $subagentIds += $SubagentId
    }

    End
    {
        $body = New-Object PSObject

        if ( $ControllerId )
        {
            Add-Member -Membertype NoteProperty -Name 'controllerId' -value $ControllerId -InputObject $body
        } else {
            Add-Member -Membertype NoteProperty -Name 'controllerId' -value $script:jsWebService.ControllerId -InputObject $body
        }

        Add-Member -Membertype NoteProperty -Name 'subagentIds' -value $subagentIds -InputObject $body

        if ( $AuditComment -or $AuditTimeSpent -or $AuditTicketLink )
        {
            $objAuditLog = New-Object PSObject
            Add-Member -Membertype NoteProperty -Name 'comment' -value $AuditComment -InputObject $objAuditLog

            if ( $AuditTimeSpent )
            {
                Add-Member -Membertype NoteProperty -Name 'timeSpent' -value $AuditTimeSpent -InputObject $objAuditLog
            }

            if ( $AuditTicketLink )
            {
                Add-Member -Membertype NoteProperty -Name 'ticketLink' -value $AuditTicketLink -InputObject $objAuditLog
            }

            Add-Member -Membertype NoteProperty -Name 'auditLog' -value $objAuditLog -InputObject $body
        }

        if ( $PSCmdlet.ShouldProcess( 'agents', '/agents/inventory/cluster/subagents/delete' ) )
        {
            [string] $requestBody = $body | ConvertTo-Json -Depth 100
            $response = Invoke-JS7WebRequest -Path '/agents/inventory/cluster/subagents/delete' -Body $requestBody

            if ( $response.StatusCode -eq 200 )
            {
                $requestResult = ( $response.Content | ConvertFrom-Json )

                if ( !$requestResult.ok )
                {
                    throw ( $response | Format-List -Force | Out-String )
                }
            } else {
                throw ( $response | Format-List -Force | Out-String )
            }

            Write-Verbose ".. $($MyInvocation.MyCommand.Name): $($subagentIds.count) Subagents removed"
        }

        Trace-JS7StopWatch -CommandName $MyInvocation.MyCommand.Name -StopWatch $stopWatch
        Update-JS7Session
    }
}