Private/Get-LPVault.ps1
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<#
.Synopsis Retrieves the LastPass vault .DESCRIPTION Downloads the vault payload from the LastPass API and iterates over the VaultItems to create an individual PowerShell object for each. .EXAMPLE Get-LPVault #> function Get-LPVault { [CmdletBinding()] Param() Begin { if (!$LPSession.Cookies.GetCookies($LPURL)["PHPSESSID"]) { $LPSession = Invoke-LPLogin } } Process { Write-Verbose "Setting up common variables" $WebRequestSettings = @{ "UserAgent" = $LPUserAgent; "WebSession" = $LPSession; "UseBasicParsing" = $true; "ErrorAction" = "Stop"; } Write-Verbose "Getting the vault" try { $VaultBody = @{ "mobile" = 1; "requestsrc" = "cli"; "hasplugin" = "1.2.1"; } $VaultResponse = Invoke-WebRequest -Uri "$LPUrl/getaccts.php" -Method Post -Body $VaultBody @WebRequestSettings } catch { throw "Failed to get vault from LastPass API: $_" } Write-Verbose "Converting vault into raw bytes" $VaultBytes = $BasicEncoding.GetBytes($VaultResponse.Content) $VaultCursor = 0 $Vault = @() Write-Verbose "Iterating through the vault entries" while ($VaultCursor -lt $VaultBytes.Count) { Write-Debug "Cursor is $VaultCursor" $ID = $BasicEncoding.GetString($VaultBytes[$VaultCursor..$($VaultCursor+3)]) Write-Debug "Entry ID is $ID" $VaultCursor = $VaultCursor + 4 $Length = [System.BitConverter]::ToUInt32($VaultBytes[$($VaultCursor+3)..$VaultCursor],0) Write-Debug "Entry length is $Length" $VaultCursor = $VaultCursor + 4 $Data = $VaultBytes[$VaultCursor..$($VaultCursor+$Length-1)] $VaultCursor = $VaultCursor + $Length Write-Verbose "Adding item with ID $ID" $VaultItem = @{ "ID" = $ID; "Length" = $Length; "Data" = $BasicEncoding.GetString($Data); } $Vault += New-Object -TypeName PSObject -Property $VaultItem } $script:LPVault = $Vault $Vault } } |