Functions/CatalogItems/Rest/Get-RsRestItemDataSource.ps1
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# Copyright (c) 2017 Microsoft Corporation. All Rights Reserved. # Licensed under the MIT License (MIT) function Get-RsRestItemDataSource { <# .SYNOPSIS This script fetches data sources related to a catalog item from the Report Server .DESCRIPTION This script fetches data sources related to a catalog item from the Report Server .PARAMETER RsItem Specify the location of the catalog item whose data sources should be fetched. .PARAMETER ReportPortalUri Specify the Report Portal URL to your SQL Server Reporting Services Instance. .PARAMETER RestApiVersion Specify the version of REST Endpoint to use. Valid values are: "v2.0". .PARAMETER Credential Specify the credentials to use when connecting to the Report Server. .PARAMETER WebSession Specify the session to be used when making calls to REST Endpoint. .EXAMPLE Get-RsRestItemDataSource -RsItem "/MyReport" Description ----------- Fetches item information (including data sources) associated to "MyReport" catalog item found in "/" folder from the Report Server located at http://localhost/reports. .EXAMPLE Get-RsRestItemDataSource -RsItem "/MyReport" -WebSession $session Description ----------- Fetches item information (including data sources) associated to "MyReport" catalog item found in "/" folder from the Report Server located at specificed WebSession object. .EXAMPLE Get-RsRestItemDataSource -RsItem "/MyReport" -ReportPortalUri http://myserver/reports Description ----------- Fetches item information (including data sources) associated to "MyReport" catalog item found in "/" folder from the Report Server located at http://myserver/reports. .LINK https://docs.microsoft.com/en-us/power-bi/report-server/connect-data-source-apis-pre-oct-2020 #> [CmdletBinding()] param( [Parameter(Mandatory = $True)] [Alias('ItemPath','Path')] [string] $RsItem, [string] $ReportPortalUri, [Alias('ApiVersion')] [ValidateSet("v2.0")] [string] $RestApiVersion = "v2.0", [Alias('ReportServerCredentials')] [System.Management.Automation.PSCredential] $Credential, [Microsoft.PowerShell.Commands.WebRequestSession] $WebSession ) Begin { $WebSession = New-RsRestSessionHelper -BoundParameters $PSBoundParameters if ($null -ne $WebSession.Credentials -and $null -eq $Credential) { Write-Verbose "Using credentials from WebSession" $Credential = New-Object System.Management.Automation.PSCredential "$($WebSession.Credentials.UserName)@$($WebSession.Credentials.Domain)", $WebSession.Credentials.SecurePassword } $ReportPortalUri = Get-RsPortalUriHelper -WebSession $WebSession $catalogItemsUri = $ReportPortalUri + "api/$RestApiVersion/CatalogItems(Path='{0}')" $dataSourcesUri = $ReportPortalUri + "api/$RestApiVersion/{0}(Path='{1}')?`$expand=DataSources" } Process { try { Write-Verbose "Fetching metadata for $RsItem..." $catalogItemsUri = [String]::Format($catalogItemsUri, $RsItem) if ($Credential -ne $null) { $response = Invoke-WebRequest -Uri $catalogItemsUri -Method Get -WebSession $WebSession -Credential $Credential -UseBasicParsing -Verbose:$false } else { $response = Invoke-WebRequest -Uri $catalogItemsUri -Method Get -WebSession $WebSession -UseDefaultCredentials -UseBasicParsing -Verbose:$false } $item = ConvertFrom-Json $response.Content $itemType = $item.Type Write-Verbose "Fetching data sources for $RsItem..." $dataSourcesUri = [String]::Format($dataSourcesUri, $itemType + "s", $RsItem) if ($Credential -ne $null) { $response = Invoke-WebRequest -Uri $dataSourcesUri -Method Get -WebSession $WebSession -Credential $Credential -UseBasicParsing -Verbose:$false } else { $response = Invoke-WebRequest -Uri $dataSourcesUri -Method Get -WebSession $WebSession -UseDefaultCredentials -UseBasicParsing -Verbose:$false } $itemWithDataSources = ConvertFrom-Json $response.Content return $itemWithDataSources.DataSources } catch { throw (New-Object System.Exception("Failed to get data sources for '$RsItem': $($_.Exception.Message)", $_.Exception)) } } } |