PowerRestCLI.psm1
|
Write-Verbose 'Importing from [C:\projects\powerrestcli\PowerRestCLI\private]' # .\PowerRestCLI\private\Disable-SSLValidation.ps1 function Disable-SSLValidation { <# .SYNOPSIS Disables SSL certificate validation .DESCRIPTION Disable-SSLValidation disables SSL certificate validation by using reflection to implement the System.Net.ICertificatePolicy class. Author: Matthew Graeber (@mattifestation) License: BSD 3-Clause .NOTES Reflection is ideal in situations when a script executes in an environment in which you cannot call csc.ese to compile source code. If compiling code is an option, then implementing System.Net.ICertificatePolicy in C# and Add-Type is trivial. .LINK http://www.exploit-monday.com #> Set-StrictMode -Version 2 # You have already run this function if ([System.Net.ServicePointManager]::CertificatePolicy.ToString() -eq 'IgnoreCerts') { Return } $Domain = [AppDomain]::CurrentDomain $DynAssembly = New-Object System.Reflection.AssemblyName('IgnoreCerts') $AssemblyBuilder = $Domain.DefineDynamicAssembly($DynAssembly, [System.Reflection.Emit.AssemblyBuilderAccess]::Run) $ModuleBuilder = $AssemblyBuilder.DefineDynamicModule('IgnoreCerts', $false) $TypeBuilder = $ModuleBuilder.DefineType('IgnoreCerts', 'AutoLayout, AnsiClass, Class, Public, BeforeFieldInit', [System.Object], [System.Net.ICertificatePolicy]) $TypeBuilder.DefineDefaultConstructor('PrivateScope, Public, HideBySig, SpecialName, RTSpecialName') | Out-Null $MethodInfo = [System.Net.ICertificatePolicy].GetMethod('CheckValidationResult') $MethodBuilder = $TypeBuilder.DefineMethod($MethodInfo.Name, 'PrivateScope, Public, Virtual, HideBySig, VtableLayoutMask', $MethodInfo.CallingConvention, $MethodInfo.ReturnType, ([Type[]] ($MethodInfo.GetParameters() | ForEach-Object {$_.ParameterType}))) $ILGen = $MethodBuilder.GetILGenerator() $ILGen.Emit([Reflection.Emit.Opcodes]::Ldc_I4_1) $ILGen.Emit([Reflection.Emit.Opcodes]::Ret) $TypeBuilder.CreateType() | Out-Null # Disable SSL certificate validation [System.Net.ServicePointManager]::CertificatePolicy = New-Object IgnoreCerts } # .\PowerRestCLI\private\Invoke-ConnectionVariableSet.ps1 function Invoke-ConnectionVariableSet { <# .DESCRIPTION Simple function to store variables.. .EXAMPLE Invoke-ConnectionVariables .NOTES No notes. #> # Edit the vCenter IP to your server's IP or DNS name. [string]$script:vCenter = "192.168.2.220" [object]$script:headers = @() [object]$script:session = @() return $true } # .\PowerRestCLI\private\New-rVIHeader.ps1 function New-rVIHeader { <# .DESCRIPTION Gather Credentials to to add to Connection headers. .EXAMPLE New-rViHeaders .EXAMPLE New-rViHeader -Credential $Credentials .EXAMPLE $script:header = New-rViHeaders .PARAMETER Credential A valid Credential set is required. .NOTES No notes at this time. #> [CmdletBinding( SupportsShouldProcess = $true, ConfirmImpact = "Low" )] [OutputType([Hashtable])] [OutputType([boolean])] param( [Parameter(Mandatory = $true)] [System.Management.Automation.PSCredential]$Credential ) begin { # No pre-task } process { if ($pscmdlet.ShouldProcess("Creating Headers.")) { $auth = [System.Convert]::ToBase64String([System.Text.Encoding]::UTF8.GetBytes($Credential.UserName + ':' + $Credential.GetNetworkCredential().Password)) $script:headers = @{ 'Authorization' = "Basic $auth" } return $script:headers } else { # -WhatIf was used. return $false } } } # .\PowerRestCLI\private\New-rVIsession.ps1 function New-rVIsession { <# .DESCRIPTION Perform Rest API call to retrieve new Session token. .PARAMETER vCenter A valid vCenter IP/Name is required .PARAMETER Headers Valid Headers need to passed in. .EXAMPLE $script:session = New-rVisession -headers $headers -vCenter $vCenter .NOTES No Notes. #> [CmdletBinding( SupportsShouldProcess = $true, ConfirmImpact = "Low" )] [OutputType([Hashtable])] [OutputType([boolean])] param( [Parameter(Mandatory = $false)] [system.object]$headers, [Parameter(Mandatory = $true)] [string]$vCenter ) begin { # No Pre-Task. } process { if ($pscmdlet.ShouldProcess("Creating Session.")) { # Perform Rest call to create session. $ReturnData = Invoke-RestMethod -Uri https://$vCenter/rest/com/vmware/cis/session -Method Post -Headers $headers -UseBasicParsing $token = ($ReturnData).value if ($null -ne $token) { $script:session = @{'vmware-api-session-id' = $token} return $script:session } else { # No token returned. Write-Error "No token returned." return $false } } else { # -WhatIf was used. return $false } } } Write-Verbose 'Importing from [C:\projects\powerrestcli\PowerRestCLI\public]' # .\PowerRestCLI\public\Connect-rVIServer.ps1 function Connect-rVIServer { <# .DESCRIPTION Retrieve a Session token from vSphere API server. .PARAMETER vCenter A valid vCenter IP/Name is required as a variable called $vCenter .PARAMETER User A valid vCenter User is required .PARAMETER Password A valid vCenter Password is required .PARAMETER Credential A valid Credential set is required .EXAMPLE Connect-rVIServer -vCenter $vCenter -Credential $Credentials .EXAMPLE Connect-rVIServer -vCenter $vCenter -user "administrator@corp.local" -password (ConvertTo-SecureString "VMware1!" -AsPlainText -force) .EXAMPLE Connect-rVIServer -vCenter $vCenter -user "administrator@corp.local" -password (read-host -AsSecureString) .EXAMPLE Connect-rVIServer -vCenter $vCenter .NOTES Returns a Session to the powershell console, If the variable is global it does not need to be catpured in a variable. #> [CmdletBinding()] [OutputType([boolean])] param( [Parameter(Mandatory = $true, ParameterSetName = 'Credential')] [Parameter(Mandatory = $true, ParameterSetName = 'PlainText')] [Parameter(Mandatory = $true, ParameterSetName = 'NoCreds')] [string]$vCenter, [Parameter(Mandatory = $true, ParameterSetName = 'Credential')] [System.Management.Automation.PSCredential]$Credential, [Parameter(Mandatory = $true, ParameterSetName = 'PlainText')] [string]$User, [Parameter(Mandatory = $true, ParameterSetName = 'PlainText')] [System.Security.SecureString]$Password ) try { # Ensure the PowerShell environment is set up to ignore self signed certs. if (Disable-SSLValidation) { # SSL Validation was Disabled } else { Write-Error "Unable to Disable SSL Validation." return $false } # Determine the credential type to create appropriate header. if ($PSCmdlet.ParameterSetName -eq 'NoCreds') { # No Credential information was presented. Prompt user for credentials. $Credential = Get-Credential } elseif ($PSCmdlet.ParameterSetName -eq 'PlainText') { # User passed in Username/Password combo. $Credential = New-Object System.Management.Automation.PSCredential -ArgumentList ($user, $Password) } else { # User provided Credential Variable, No action needed. } # Insert the Credentials into the Header $script:headers = New-rViHeader -Credential $Credential # Validate that the headers are not empty. if ($script:headers -eq $false) { Write-Error "Unable to create Header." return $false } # Perform a Rest call and retrieve a token. $script:session = New-rVisession -headers $script:headers -vCenter $vCenter if ($script:session -eq $false) { Write-Error "Unable to establish session." return $false } $User = $Credential.UserName $vCenterReturn = New-Object -TypeName PSObject $vCenterReturn | Add-Member -MemberType NoteProperty -Name Name -Value $vCenter $vCenterReturn | Add-Member -MemberType NoteProperty -Name Port -Value "443" $vCenterReturn | Add-Member -MemberType NoteProperty -Name User -Value $User # Return vCenter connection information. $vCenterReturn } Catch { $ErrorMessage = $_.Exception.Message $FailedItem = $_.Exception.ItemName Write-Error "Error: $ErrorMessage $FailedItem" BREAK } } # .\PowerRestCLI\public\Get-rVM.ps1 function Get-rVM { <# .SYNOPSIS Perform Rest API call to retrieve VM information from vCenter. .DESCRIPTION Perform Rest API call to retrieve VM information from vCenter. .PARAMETER vCenter A valid vCenter IP/Name is required at this time. .PARAMETER Headers Valid Headers need to be passed in. .PARAMETER Session Valid Session needs to be passed in. .EXAMPLE $vms = Get-rVM .NOTES No notes. #> begin { # Perform RestAPI call to vCenter to retrieve VM data. $ReturnData = Invoke-RestMethod -Uri https://$script:vCenter/rest/vcenter/vm -Method Get -Headers $script:session -UseBasicParsing } Process { # Validate there was information Returned. if ($null -ne $ReturnData.value) { # Grab the data, and Format it in a table. $vms = ($ReturnData).value $mydata = $vms | Format-Table name, Power_State, cpu_count, memory_size_MiB -AutoSize return $mydata } else { # Return an error if no data was returned from REST. Write-Error "Did not recieve a valid response." return $false } } } Write-Verbose 'Importing from [C:\projects\powerrestcli\PowerRestCLI\classes]' |