Framework/Core/SVT/ADO/ADO.Build.ps1
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Set-StrictMode -Version Latest class Build: ADOSVTBase { hidden [PSObject] $BuildObj; hidden static [PSObject] $BuildNamespacesObj = $null; hidden static [PSObject] $BuildNamespacesPermissionObj = $null; hidden static [PSObject] $TaskGroupNamespacesObj = $null; hidden static [PSObject] $TaskGroupNamespacePermissionObj = $null; hidden static $IsOAuthScan = $false; hidden static [string] $SecurityNamespaceId = $null; hidden static [PSObject] $BuildVarNames = @{}; hidden [PSObject] $buildActivityDetail = @{isBuildActive = $true; buildLastRunDate = $null; buildCreationDate = $null; message = $null; isComputed = $false; errorObject = $null}; hidden [PSObject] $excessivePermissionBits = @(1) hidden static [PSObject] $RegexForURL = $null; hidden static $isInheritedPermissionCheckEnabled = $false hidden static $SecretsInBuildRegexList = $null; hidden static $SecretsScanToolEnabled = $null; hidden [string] $BackupFolderPath = (Join-Path $([Constants]::AzSKAppFolderPath) "TempState" | Join-Path -ChildPath "BackupControlState" ) hidden [string] $BackupFilePath; hidden static [bool] $IsPathValidated = $false; hidden static $TaskGroupSecurityNamespace = $null hidden static $broadlyEditableVG = @{} hidden static $YamlBranchPolicies = @() Build([string] $organizationName, [SVTResource] $svtResource): Base($organizationName,$svtResource) { [system.gc]::Collect(); #This denotes that command to undo control fix of inactive build is called. #In this case api calls to populate $this.BuildObj will not work as resource has already been deleted if([Helpers]::CheckMember($_.ResourceDetails, "deletedDate")) { $this.BuildObj = New-Object -TypeName psobject -Property @{ process = $null } return; } if(-not [string]::IsNullOrWhiteSpace($env:RefreshToken) -and -not [string]::IsNullOrWhiteSpace($env:ClientSecret)) # this if block will be executed for OAuth based scan { [Build]::IsOAuthScan = $true } # Get security namespace identifier of current build. if ([string]::IsNullOrEmpty([Build]::SecurityNamespaceId) ) { $apiURL = "https://dev.azure.com/{0}/_apis/securitynamespaces?api-version=6.0" -f $($this.OrganizationContext.OrganizationName) $securityNamespacesObj = [WebRequestHelper]::InvokeGetWebRequest($apiURL); [Build]::SecurityNamespaceId = ($securityNamespacesObj | Where-Object { ($_.Name -eq "Build") -and ($_.actions.name -contains "ViewBuilds")}).namespaceId [Build]::TaskGroupSecurityNamespace = ($securityNamespacesObj | Where-Object { ($_.Name -eq "MetaTask")}).namespaceId Remove-Variable securityNamespacesObj; } $buildId = $this.ResourceContext.ResourceDetails.id $projectId = ($this.ResourceContext.ResourceId -split "project/")[-1].Split('/')[0] # Get build object $apiURL = "https://dev.azure.com/$($this.OrganizationContext.OrganizationName)/$projectId/_apis/build/Definitions/$($buildId)?includeAllProperties=True&includeLatestBuilds=True&api-version=6.0"; $this.BuildObj = [WebRequestHelper]::InvokeGetWebRequest($apiURL); if(($this.BuildObj | Measure-Object).Count -eq 0) { throw [SuppressedException] "Unable to find build pipeline in [Organization: $($this.OrganizationContext.OrganizationName)] [Project: $($this.ResourceContext.ResourceGroupName)]." } $this.BackupFilePath = $this.BackupFolderPath | Join-Path -ChildPath $this.OrganizationContext.OrganizationName | Join-Path -ChildPath $this.BuildObj.project.name | Join-Path -ChildPath "BuildBackupFiles" # if build activity check function is not computed, then first compute the function to get the correct status of build. if($this.buildActivityDetail.isComputed -eq $false) { $this.CheckActiveBuilds() } # overiding the '$this.isResourceActive' global variable based on the current status of build. if ($this.buildActivityDetail.isBuildActive) { $this.isResourceActive = $true } else { $this.isResourceActive = $false } # calculating the inactivity period in days for the build. If there is no build history, then setting it with negative value. # This will ensure inactive period is always computed irrespective of whether inactive control is scanned or not. if ($null -ne $this.buildActivityDetail.buildLastRunDate) { $this.InactiveFromDays = ((Get-Date) - $this.buildActivityDetail.buildLastRunDate).Days } if ([Build]::IsOAuthScan -eq $true) { #Get ACL for all builds if ((-not [string]::IsNullOrEmpty([Build]::SecurityNamespaceId)) -and ($null -eq [Build]::BuildNamespacesObj)) { $apiURL = "https://dev.azure.com/{0}/_apis/accesscontrollists/{1}?includeExtendedInfo=True&recurse=True&api-version=6.0" -f $($this.OrganizationContext.OrganizationName),$([Build]::SecurityNamespaceId) [Build]::BuildNamespacesObj = [WebRequestHelper]::InvokeGetWebRequest($apiURL); } #Get build permission and their bit using security namespace if ((-not [string]::IsNullOrEmpty([Build]::SecurityNamespaceId)) -and ($null -eq [Build]::BuildNamespacesPermissionObj)) { $apiUrlNamespace = "https://dev.azure.com/{0}/_apis/securitynamespaces/{1}?api-version=6.1-preview.1" -f $($this.OrganizationContext.OrganizationName),$([Build]::SecurityNamespaceId) [Build]::BuildNamespacesPermissionObj = [WebRequestHelper]::InvokeGetWebRequest($apiUrlNamespace); } if (-not [string]::IsNullOrEmpty([Build]::SecurityNamespaceId) -and ($null -eq [Build]::TaskGroupNamespacesObj) ) { #Get acl for taskgroups. Its response contains descriptor of each ado group/user which have permission on the taskgroup $apiUrl = "https://dev.azure.com/{0}/_apis/accesscontrollists/{1}?includeExtendedInfo=True&recurse=True&api-version=6.0" -f $($this.OrganizationContext.OrganizationName),[Build]::TaskGroupSecurityNamespace [Build]::TaskGroupNamespacesObj = [WebRequestHelper]::InvokeGetWebRequest($apiUrl); } if (-not [string]::IsNullOrEmpty([Build]::SecurityNamespaceId) -and ($null -eq [Build]::TaskGroupNamespacePermissionObj)) { #Get permission and its bit for security namespaces $apiUrlNamespace = "https://dev.azure.com/{0}/_apis/securitynamespaces/{1}?api-version=6.1-preview.1" -f $($this.OrganizationContext.OrganizationName),[Build]::TaskGroupSecurityNamespace [Build]::TaskGroupNamespacePermissionObj = [WebRequestHelper]::InvokeGetWebRequest($apiUrlNamespace); } } if ([Helpers]::CheckMember($this.ControlSettings, "Build.CheckForInheritedPermissions") -and $this.ControlSettings.Build.CheckForInheritedPermissions) { #allow permission bit for inherited permission is '3' $this.excessivePermissionBits = @(1,3) } if(-not [Build]::isInheritedPermissionCheckEnabled) { if(([Helpers]::CheckMember($this.ControlSettings, "Build.CheckForInheritedPermissions") -and $this.ControlSettings.Build.CheckForInheritedPermissions)) { [Build]::isInheritedPermissionCheckEnabled = $true } } if (![Build]::SecretsInBuildRegexList) { [Build]::SecretsInBuildRegexList = $this.ControlSettings.Patterns | where {$_.RegexCode -eq "SecretsInBuild"} | Select-Object -Property RegexList; } if ($null -eq [Build]::SecretsScanToolEnabled) { [Build]::SecretsScanToolEnabled = [Helpers]::CheckMember([ConfigurationManager]::GetAzSKSettings(),"SecretsScanToolFolder") } } [ControlItem[]] ApplyServiceFilters([ControlItem[]] $controls) { $result = $controls; # Applying filter to exclude certain controls based on Tag if([Helpers]::CheckMember($this.BuildObj[0].process,"yamlFilename")) { $result = $controls | Where-Object { $_.Tags -notcontains "SkipYAML" }; } # exclude controls meant only for YAML pipelines incase this pipeline is a classic one if(-not [Helpers]::CheckMember($this.BuildObj[0].process,"yamlFilename")) { $result = $controls | Where-Object { $_.Tags -notcontains "SkipClassic" }; } return $result; } hidden [ControlResult] CheckCredInBuildVariables([ControlResult] $controlResult) { $controlResult.VerificationResult = [VerificationResult]::Failed if([Build]::SecretsScanToolEnabled -eq $true) { $ToolFolderPath = [ConfigurationManager]::GetAzSKSettings().SecretsScanToolFolder $SecretsScanToolName = [ConfigurationManager]::GetAzSKSettings().SecretsScanToolName if((-not [string]::IsNullOrEmpty($ToolFolderPath)) -and (Test-Path $ToolFolderPath) -and (-not [string]::IsNullOrEmpty($SecretsScanToolName))) { $ToolPath = Get-ChildItem -Path $ToolFolderPath -File -Filter $SecretsScanToolName -Recurse if($ToolPath) { if($this.BuildObj) { try { $buildDefFileName = $($this.ResourceContext.ResourceName).Replace(" ","") $buildDefPath = [Constants]::AzSKTempFolderPath + "\Builds\"+ $buildDefFileName + "\"; if(-not (Test-Path -Path $buildDefPath)) { New-Item -ItemType Directory -Path $buildDefPath -Force | Out-Null } $this.BuildObj | ConvertTo-Json -Depth 5 | Out-File "$buildDefPath\$buildDefFileName.json" $searcherPath = Get-ChildItem -Path $($ToolPath.Directory.FullName) -Include "buildsearchers.xml" -Recurse ."$($Toolpath.FullName)" -I $buildDefPath -S "$($searcherPath.FullName)" -f csv -Ve 1 -O "$buildDefPath\Scan" $scanResultPath = Get-ChildItem -Path $buildDefPath -File -Include "*.csv" if($scanResultPath -and (Test-Path $scanResultPath.FullName)) { $credList = Get-Content -Path $scanResultPath.FullName | ConvertFrom-Csv if(($credList | Measure-Object).Count -gt 0) { $controlResult.AddMessage("No. of credentials found:" + ($credList | Measure-Object).Count ) $controlResult.AddMessage([VerificationResult]::Failed,"Found credentials in variables") $controlResult.AdditionalInfo += "No. of credentials found: " + ($credList | Measure-Object).Count; } else { $controlResult.AddMessage([VerificationResult]::Passed,"No credentials found in variables") } } } catch { #Publish Exception $this.PublishException($_); $controlResult.LogException($_) } finally { #Clean temp folders Remove-ITem -Path $buildDefPath -Recurse } } } } } else { try { #$patterns = $this.ControlSettings.Patterns | where {$_.RegexCode -eq "SecretsInBuild"} | Select-Object -Property RegexList; $exclusions = $this.ControlSettings.Build.ExcludeFromSecretsCheck; if([Build]::SecretsInBuildRegexList.RegexList.Count -gt 0) { $varList = @(); $varGrpList = @(); $noOfCredFound = 0; if([Helpers]::CheckMember($this.BuildObj[0],"variables")) { Get-Member -InputObject $this.BuildObj[0].variables -MemberType Properties | ForEach-Object { if([Helpers]::CheckMember($this.BuildObj[0].variables.$($_.Name),"value") -and (-not [Helpers]::CheckMember($this.BuildObj[0].variables.$($_.Name),"isSecret"))) { $buildVarName = $_.Name $buildVarValue = $this.BuildObj[0].variables.$buildVarName.value if ($exclusions -notcontains $buildVarName) { for ($i = 0; $i -lt [Build]::SecretsInBuildRegexList.RegexList.Count; $i++) { #Note: We are using '-cmatch' here. #When we compile the regex, we don't specify ignoreCase flag. #If regex is in text form, the match will be case-sensitive. if ($buildVarValue -cmatch [Build]::SecretsInBuildRegexList.RegexList[$i]) { $noOfCredFound +=1 $varList += "$buildVarName"; break } } } } } } if(([Helpers]::CheckMember($this.BuildObj[0],"variableGroups"))) { $this.BuildObj[0].variableGroups| ForEach-Object { $varGrp = $_ if (([Helpers]::CheckMember($varGrp,"variables"))) { Get-Member -InputObject $_.variables -MemberType Properties | ForEach-Object { if([Helpers]::CheckMember($varGrp.variables.$($_.Name) ,"value") -and (-not [Helpers]::CheckMember($varGrp.variables.$($_.Name) ,"isSecret"))) { $varName = $_.Name $varValue = $varGrp.variables.$($_.Name).value if ($exclusions -notcontains $varName) { for ($i = 0; $i -lt [Build]::SecretsInBuildRegexList.RegexList.Count; $i++) { #Note: We are using '-cmatch' here. #When we compile the regex, we don't specify ignoreCase flag. #If regex is in text form, the match will be case-sensitive. if ($varValue -cmatch [Build]::SecretsInBuildRegexList.RegexList[$i]) { $noOfCredFound +=1 $varGrpList += "[$($varGrp.Name)]:$varName"; break } } } } } } } } if($noOfCredFound -eq 0) { $controlResult.AddMessage([VerificationResult]::Passed, "No secrets found in build definition."); } else { $controlResult.AddMessage([VerificationResult]::Failed, "Found secrets in build definition."); $stateData = @{ VariableList = @(); VariableGroupList = @(); }; $varContaningSecretCount = $varList.Count if($varContaningSecretCount -gt 0 ) { $varList = $varList | select -Unique | Sort-object $stateData.VariableList += $varList $controlResult.AddMessage("`nCount of variable(s) containing secret: $($varContaningSecretCount)"); $formattedVarList = $($varList | FT | out-string ) $controlResult.AddMessage("`nList of variable(s) containing secret: ", $formattedVarList); $controlResult.AdditionalInfo += "Count number of variable(s) containing secret: " + $varContaningSecretCount; } $varGrpContaningSecretCount = $varGrpList.Count; if($varGrpContaningSecretCount -gt 0 ) { $varGrpList = $varGrpList | select -Unique | Sort-object $stateData.VariableGroupList += $varGrpList $controlResult.AddMessage("`nCount of variable(s) containing secret in variable group(s): $($varGrpContaningSecretCount)"); $formattedVarGrpList = $($varGrpList | FT | out-string ) $controlResult.AddMessage("`nList of variable(s) containing secret in variable group(s): ", $formattedVarGrpList); $controlResult.AdditionalInfo += "Count of variable(s) containing secret in variable group(s): " + $varGrpContaningSecretCount; } $controlResult.SetStateData("List of variable and variable group containing secret: ", $stateData ); } $patterns = $null; } else { $controlResult.AddMessage([VerificationResult]::Error, "Regular expressions for detecting credentials in pipeline variables are not defined in your organization."); } } catch { $controlResult.AddMessage([VerificationResult]::Error, "Could not fetch the build definition."); $controlResult.AddMessage($_); $controlResult.LogException($_) } } return $controlResult; } hidden [ControlResult] CheckForInactiveBuilds([ControlResult] $controlResult) { $controlResult.VerificationResult = [VerificationResult]::Failed try { if ($this.buildActivityDetail.message -eq 'Could not fetch build details.') { $controlResult.AddMessage([VerificationResult]::Error, $this.buildActivityDetail.message); if ($null -ne $this.buildActivityDetail.errorObject) { $controlResult.LogException($this.buildActivityDetail.errorObject) } } elseif($this.buildActivityDetail.isBuildActive) { $controlResult.AddMessage([VerificationResult]::Passed, $this.buildActivityDetail.message); } else { if (-not [string]::IsNullOrEmpty($this.buildActivityDetail.buildCreationDate)) { $inactiveLimit = $this.ControlSettings.Build.BuildHistoryPeriodInDays if ((((Get-Date) - $this.buildActivityDetail.buildCreationDate).Days) -lt $inactiveLimit) { $controlResult.AddMessage([VerificationResult]::Passed, "Build was created within last $($inactiveLimit) days but never queued."); } else { $controlResult.AddMessage([VerificationResult]::Failed, "No build history found in last $($inactiveLimit) days."); } $formattedDate = $this.buildActivityDetail.buildCreationDate.ToString("d MMM yyyy") $controlResult.AddMessage("The build pipeline was created on: $($formattedDate)"); $controlResult.AdditionalInfo += "The build pipeline was created on: " + $formattedDate; } else { $controlResult.AddMessage([VerificationResult]::Failed, $this.buildActivityDetail.message); } } if (-not [string]::IsNullOrEmpty($this.buildActivityDetail.buildLastRunDate)) { $formattedDate = $this.buildActivityDetail.buildLastRunDate.ToString("d MMM yyyy") $controlResult.AddMessage("Last run date of build pipeline: $($formattedDate)"); $controlResult.AdditionalInfo += "Last run date of build pipeline: " + $formattedDate; $buildInactivePeriod = ((Get-Date) - $this.buildActivityDetail.buildLastRunDate).Days $controlResult.AddMessage("The build was inactive from last $($buildInactivePeriod) days."); $controlResult.AddMessage("`nNote: Restored pipeline although retain run history but are considered as a new pipeline in ADO."); } } catch { $controlResult.AddMessage([VerificationResult]::Error, "Could not fetch build details."); $controlResult.LogException($_) } try{ if ($this.ControlFixBackupRequired -and $controlResult.VerificationResult -eq "Failed") { #Create folders if not already present if(-not [Build]::IsPathValidated) { if (-not (Test-Path $this.BackupFilePath)) { New-Item -ItemType Directory -Force -Path $this.BackupFilePath } [Build]::IsPathValidated = $true } if(-not [Helpers]::CheckMember($this.BuildObj[0].process,"yamlFilename")) { #Generate json of classic build $apiURL = "https://dev.azure.com/$($this.OrganizationContext.OrganizationName)/$($this.BuildObj.project.id)/_apis/build/Definitions/$($this.BuildObj.id)?api-version=6.0"; $rmContext = [ContextHelper]::GetCurrentContext(); $base64AuthInfo = [Convert]::ToBase64String([Text.Encoding]::ASCII.GetBytes(("{0}:{1}" -f "",$rmContext.AccessToken))) $headers = @{ "Authorization"= ("Basic " + $base64AuthInfo); "Accept"="application/json;api-version=6.0;excludeUrls=true;enumsAsNumbers=true;msDateFormat=true;noArrayWrap=true" }; $responseObj = [WebRequestHelper]::InvokeGetWebRequest($apiURL, $headers); $this.BackupFilePath = $this.BackupFilePath | Join-Path -ChildPath "$($this.buildObj.name)-$($this.buildObj.Id).json" $responseObj | ConvertTo-Json -Depth 10 | Out-File $this.BackupFilePath $obj = New-Object -TypeName psobject -Property @{BackupPath= $this.BackupFilePath ; Type="Classic"} $controlResult.BackupControlState = $obj } else { #For YAML build $apiURL = "https://dev.azure.com/$($this.OrganizationContext.OrganizationName)/$($this.BuildObj.project.id)/_apps/hub/ms.vss-build-web.ci-designer-hub?pipelineId=$($this.BuildObj.id)&__rt=fps&__ver=2" $responseObj = @([WebRequestHelper]::InvokeGetWebRequest($apiURL)); if([Helpers]::CheckMember($responseObj,"fps.dataProviders.data") -and $responseObj.fps.dataProviders.data.'ms.vss-build-web.pipeline-editor-data-provider' -and [Helpers]::CheckMember($responseObj.fps.dataProviders.data.'ms.vss-build-web.pipeline-editor-data-provider',"content") -and $responseObj.fps.dataProviders.data.'ms.vss-build-web.pipeline-editor-data-provider'.content) { $yamlContent = $responseObj.fps.dataProviders.data."ms.vss-build-web.pipeline-editor-data-provider".content; $this.BackupFilePath = $this.BackupFilePath | Join-Path -ChildPath "$($this.buildObj.name)-$($this.buildObj.id).yml" $yamlContent | Out-File $this.BackupFilePath $obj = New-Object -TypeName psobject -Property @{BackupPath= $this.BackupFilePath ; Type="YAML"} $controlResult.BackupControlState = $obj } } } } catch { $controlResult.AddMessage("Error generating backup of build pipeline. "); $controlResult.LogException($_) } return $controlResult } hidden [ControlResult] CheckForInactiveBuildsAutomatedFix([ControlResult] $controlResult) { try{ $RawDataObjForControlFix = @(); $RawDataObjForControlFix = ([ControlHelper]::ControlFixBackup | where-object {$_.ResourceId -eq $this.ResourceId}).DataObject if (-not $this.UndoFix) { if(Test-Path $RawDataObjForControlFix.BackupPath) { $rmContext = [ContextHelper]::GetCurrentContext(); $base64AuthInfo = [Convert]::ToBase64String([Text.Encoding]::ASCII.GetBytes(("{0}:{1}" -f "",$rmContext.AccessToken))) $uri = "https://dev.azure.com/{0}/{1}/_apis/build/definitions/{2}?api-version=6.0" -f ($this.OrganizationContext.OrganizationName), $($this.BuildObj.project.id), $($this.BuildObj.id) Invoke-RestMethod -Method DELETE -Uri $uri -Headers @{Authorization = ("Basic {0}" -f $base64AuthInfo) } -ContentType "application/json" $controlResult.AddMessage([VerificationResult]::Fixed, "Build pipeline has been deleted.`nBackup is stored locally at: $($RawDataObjForControlFix.BackupPath)"); } else { $controlResult.AddMessage([VerificationResult]::Error, "Backup of build not found."); } } else { $uri = "https://dev.azure.com/{0}/{1}/_apis/build/definitions/{2}?deleted=false&api-version=6.0" -f ($this.OrganizationContext.OrganizationName), $($this.ResourceContext.ResourceGroupName), $($this.ResourceContext.ResourceDetails.id) $header = [WebRequestHelper]::GetAuthHeaderFromUriPatch($uri) Invoke-RestMethod -Uri $uri -Method Patch -ContentType "application/json" -Headers $header $pipelineUrl = "https://dev.azure.com/{0}/{1}/_build?definitionId={2}" -f ($this.OrganizationContext.OrganizationName), $($this.ResourceContext.ResourceGroupName), $($this.ResourceContext.ResourceDetails.id) $controlResult.AddMessage([VerificationResult]::Fixed, "Build pipeline has been restored.`nUrl: $pipelineUrl"); } } catch{ $controlResult.AddMessage([VerificationResult]::Error, "Could not apply fix."); $controlResult.LogException($_) } return $controlResult } hidden [ControlResult] CheckInheritedPermissions([ControlResult] $controlResult) { try { if ([Build]::IsOAuthScan -eq $true) { if($null -ne [Build]::BuildNamespacesObj -and [Helpers]::CheckMember([Build]::BuildNamespacesObj,"token")) { $resource = $this.BuildObj.project.id+ "/" + $this.BuildObj.Id # Filter namespaceobj for current build $obj = [Build]::BuildNamespacesObj | where-object {$_.token -eq $resource} # If current build object is not found, get project level obj. (Seperate build obj is not available if project level permissions are being used on pipeline) if(($obj | Measure-Object).Count -eq 0) { $obj = [Build]::BuildNamespacesObj | where-object {$_.token -eq $this.BuildObj.project.id} } if((($obj | Measure-Object).Count -gt 0) -and $obj.inheritPermissions -eq $false) { $controlResult.AddMessage([VerificationResult]::Passed,"Inherited permissions are disabled on build pipeline."); } else { $controlResult.AddMessage([VerificationResult]::Failed,"Inherited permissions are enabled on build pipeline."); } } else { $controlResult.AddMessage([VerificationResult]::Manual,"Unable to fetch build pipeline details. $($_). Please verify from portal that permission inheritance is turned OFF."); } } else { if([Build]::SecurityNamespaceId -and $this.BuildObj.project.id) { # Here 'permissionSet' = security namespace identifier, 'token' = project id and 'tokenDisplayVal' = build name $apiURL = "https://dev.azure.com/{0}/{1}/_admin/_security/index?useApiUrl=true&permissionSet={2}&token={3}%2F{4}&tokenDisplayVal={5}&style=min" -f $($this.OrganizationContext.OrganizationName), $($this.BuildObj.project.id), $([Build]::SecurityNamespaceId), $($this.BuildObj.project.id), $($this.BuildObj.id), $($this.BuildObj.name) ; $sw = [System.Diagnostics.Stopwatch]::StartNew(); $header = [WebRequestHelper]::GetAuthHeaderFromUri($apiURL); $responseObj = Invoke-RestMethod -Method Get -Uri $apiURL -Headers $header -UseBasicParsing $sw.Stop() #Below code added to send perf telemtry if ($this.IsAIEnabled) { $properties = @{ TimeTakenInMs = $sw.ElapsedMilliseconds; ApiUrl = $apiURL; Resourcename = $this.ResourceContext.ResourceName; ResourceType = $this.ResourceContext.ResourceType; PartialScanIdentifier = $this.PartialScanIdentifier; CalledBy = "CheckInheritedPermissions"; } [AIOrgTelemetryHelper]::PublishEvent( "Api Call Trace",$properties, @{}) } $responseObj = ($responseObj.SelectNodes("//script") | Where-Object { $_.class -eq "permissions-context" }).InnerXML | ConvertFrom-Json; if($responseObj -and [Helpers]::CheckMember($responseObj,"inheritPermissions") -and $responseObj.inheritPermissions -eq $true) { $controlResult.AddMessage([VerificationResult]::Failed,"Inherited permissions are enabled on build pipeline."); } else { $controlResult.AddMessage([VerificationResult]::Passed,"Inherited permissions are disabled on build pipeline."); } $header = $null; $responseObj = $null; } } } catch { $controlResult.AddMessage([VerificationResult]::Manual,"Unable to fetch build pipeline details. $($_). Please verify from portal that permission inheritance is turned OFF."); $controlResult.LogException($_) } return $controlResult } hidden [ControlResult] CheckRBACAccess([ControlResult] $controlResult) { <# { "ControlID": "ADO_Build_AuthZ_Grant_Min_RBAC_Access", "Description": "All teams/groups must be granted minimum required permissions on build definition.", "Id": "Build110", "ControlSeverity": "High", "Automated": "Yes", "MethodName": "CheckRBACAccess", "Rationale": "Granting minimum access by leveraging RBAC feature ensures that users are granted just enough permissions to perform their tasks. This minimizes exposure of the resources in case of user/service account compromise.", "Recommendation": "Refer: https://docs.microsoft.com/en-us/azure/devops/pipelines/policies/permissions?view=vsts", "Tags": [ "SDL", "TCP", "Automated", "AuthZ", "RBAC" ], "Enabled": true } #> if ([Build]::IsOAuthScan -eq $true) { if([AzSKRoot]::IsDetailedScanRequired -eq $true) { $exemptedUserIdentities = $this.BuildObj.authoredBy.id $exemptedUserIdentities += $this.ControlSettings.Build.ExemptedUserIdentities $resource = $this.BuildObj.project.id+ "/" + $this.BuildObj.Id # Filter namespaceobj for current build $obj = [Build]::BuildNamespacesObj | where-object {$_.token -eq $resource} # If current build object is not found, get project level obj. (Seperate build obj is not available if project level permissions are being used on pipeline) if(($obj | Measure-Object).Count -eq 0) { $obj = [Build]::BuildNamespacesObj | where-object {$_.token -eq $this.BuildObj.project.id} } if(($obj | Measure-Object).Count -gt 0) { $properties = $obj.acesDictionary | Get-Member -MemberType Properties $editPerms= @(); $accessList =@(); try { #Use descriptors from acl to make identities call, using each descriptor see permissions mapped to Contributors $properties | ForEach-Object{ $AllowedPermissionsInBit = 0 #Explicitly allowed permissions $InheritedAllowedPermissionsInBit = 0 #Inherited $apiUrlIdentity = "https://vssps.dev.azure.com/{0}/_apis/identities?descriptors={1}&api-version=6.0" -f $($this.OrganizationContext.OrganizationName), $($obj.acesDictionary.$($_.Name).descriptor) $responseObj = [WebRequestHelper]::InvokeGetWebRequest($apiUrlIdentity); if([Helpers]::CheckMember($responseObj,"customDisplayName")) { $displayName = $responseObj.customDisplayName #For User identity type } else{ $displayName = $responseObj.providerDisplayName } if($responseObj.providerDisplayName -notmatch $exemptedUserIdentities) { $AllowedPermissionsInBit = $obj.acesDictionary.$($_.Name).extendedInfo.allow if([Helpers]::CheckMember($obj.acesDictionary.$($_.Name).extendedInfo,"inheritedAllow")) { $InheritedAllowedPermissionsInBit = $obj.acesDictionary.$($_.Name).extendedInfo.inheritedAllow } $permissions = [Helpers]::ResolveAllPermissions($AllowedPermissionsInBit ,$InheritedAllowedPermissionsInBit, [Build]::BuildNamespacesPermissionObj.actions) if(($permissions | Measure-Object).Count -ne 0) { $accessList += New-Object -TypeName psobject -Property @{IdentityName= $displayName ; IdentityType= $responseObj.properties.SchemaClassName.'$value'; Permissions = $permissions} } } } if(($accessList | Measure-Object).Count -ne 0) { $accessList = $accessList | sort-object -Property IdentityName, IdentityType $controlResult.AddMessage("Total number of identities that have access to build pipeline: ", ($accessList | Measure-Object).Count); $controlResult.AddMessage([VerificationResult]::Verify,"Validate that the following identities have been provided with minimum RBAC access to [$($this.ResourceContext.ResourceName)] pipeline.", $accessList); $controlResult.SetStateData("Build pipeline access list: ", $accessList); $controlResult.AdditionalInfo += "Total number of identities that have access to build pipeline: " + ($accessList | Measure-Object).Count; $controlResult.AdditionalInfo += "Total number of user identities that have access to build pipeline: " + (($accessList | Where-Object {$_.IdentityType -eq 'user'}) | Measure-Object).Count; $controlResult.AdditionalInfo += "Total number of group identities that have access to build pipeline: " + (($accessList | Where-Object {$_.IdentityType -eq 'group'}) | Measure-Object).Count; } else { $controlResult.AddMessage([VerificationResult]::Passed,"No identities have been explicitly provided with RBAC access to [$($this.ResourceContext.ResourceName)] other than build pipeline owner and default groups"); $controlResult.AddMessage("Total number of exempted user identities:",($exemptedUserIdentities | Measure-Object).Count); $controlResult.AddMessage("List of exempted user identities:",$exemptedUserIdentities) $controlResult.AdditionalInfo += "Total number of exempted user identities: " + ($exemptedUserIdentities | Measure-Object).Count; } } catch { $controlResult.AddMessage([VerificationResult]::Manual,"Could not fetch RBAC details of the pipeline. $($_) Please verify from portal all teams/groups are granted minimum required permissions on build definition."); $controlResult.LogException($_) } } else { $controlResult.AddMessage([VerificationResult]::Manual,"Could not fetch RBAC details of the pipeline."); } } else { $controlResult.AddMessage([VerificationResult]::Verify,"Validate that all the identities have been provided with minimum RBAC access to [$($this.ResourceContext.ResourceName)] pipeline."); } } else { $failMsg = $null try { # Step 1: Fetch list of all groups/users with access to this build # Here 'permissionSet' = security namespace identifier, 'token' = project id and 'tokenDisplayVal' = build name $buildDefinitionPath = $this.BuildObj.Path.Trim("\").Replace(" ","+").Replace("\","%2F") $apiURL = "https://dev.azure.com/{0}/{1}/_api/_security/ReadExplicitIdentitiesJson?__v=5&permissionSetId={2}&permissionSetToken={3}%2F{4}%2F{5}" -f $($this.OrganizationContext.OrganizationName), $($this.BuildObj.project.id), $([Build]::SecurityNamespaceId), $($this.BuildObj.project.id), $($buildDefinitionPath), $($this.BuildObj.id); $sw = [System.Diagnostics.Stopwatch]::StartNew(); $responseObj = [WebRequestHelper]::InvokeGetWebRequest($apiURL); $sw.Stop() $accessList = @() $exemptedUserIdentities = @() #Below code added to send perf telemtry if ($this.IsAIEnabled) { $properties = @{ TimeTakenInMs = $sw.ElapsedMilliseconds; ApiUrl = $apiURL; Resourcename = $this.ResourceContext.ResourceName; ResourceType = $this.ResourceContext.ResourceType; PartialScanIdentifier = $this.PartialScanIdentifier; CalledBy = "CheckRBACAccess"; } [AIOrgTelemetryHelper]::PublishEvent( "Api Call Trace",$properties, @{}) } # Step2: Fetch detailed permissions of each of group/user from above api call # To be evaluated only when -DetailedScan flag is used in GADS command along with control ids or when controls are to be attested if([AzSKRoot]::IsDetailedScanRequired -eq $true) { # build owner $exemptedUserIdentities += $this.BuildObj.authoredBy.id if(($responseObj.identities|Measure-Object).Count -gt 0) { $exemptedUserIdentities += $responseObj.identities | Where-Object { $_.IdentityType -eq "user" }| ForEach-Object { $identity = $_ $exemptedIdentity = $this.ControlSettings.Build.ExemptedUserIdentities | Where-Object { $_.Domain -eq $identity.Domain -and $_.DisplayName -eq $identity.DisplayName } if(($exemptedIdentity | Measure-Object).Count -gt 0) { return $identity.TeamFoundationId } } $accessList += $responseObj.identities | Where-Object { $_.IdentityType -eq "user" } | ForEach-Object { $identity = $_ if($exemptedUserIdentities -notcontains $identity.TeamFoundationId) { $apiURL = "https://dev.azure.com/{0}/{1}/_api/_security/DisplayPermissions?__v=5&tfid={2}&permissionSetId={3}&permissionSetToken={4}%2F{5}%2F{6}" -f $($this.OrganizationContext.OrganizationName), $($this.BuildObj.project.id), $($identity.TeamFoundationId) ,$([Build]::SecurityNamespaceId),$($this.BuildObj.project.id), $($buildDefinitionPath), $($this.BuildObj.id); $identityPermissions = [WebRequestHelper]::InvokeGetWebRequest($apiURL); $configuredPermissions = $identityPermissions.Permissions | Where-Object {$_.permissionDisplayString -ne 'Not set'} return @{ IdentityName = $identity.DisplayName; IdentityType = $identity.IdentityType; Permissions = ($configuredPermissions | Select-Object @{Name="Name"; Expression = {$_.displayName}},@{Name="Permission"; Expression = {$_.permissionDisplayString}}) } } } $accessList += $responseObj.identities | Where-Object { $_.IdentityType -eq "group" } | ForEach-Object { $identity = $_ $apiURL = "https://dev.azure.com/{0}/{1}/_api/_security/DisplayPermissions?__v=5&tfid={2}&permissionSetId={3}&permissionSetToken={4}%2F{5}%2F{6}" -f $($this.OrganizationContext.OrganizationName), $($this.BuildObj.project.id), $($identity.TeamFoundationId) ,$([Build]::SecurityNamespaceId),$($this.BuildObj.project.id), $($buildDefinitionPath), $($this.BuildObj.id); $identityPermissions = [WebRequestHelper]::InvokeGetWebRequest($apiURL); $configuredPermissions = $identityPermissions.Permissions | Where-Object {$_.permissionDisplayString -ne 'Not set'} return @{ IdentityName = $identity.DisplayName; IdentityType = $identity.IdentityType; IsAadGroup = $identity.IsAadGroup ;Permissions = ($configuredPermissions | Select-Object @{Name="Name"; Expression = {$_.displayName}},@{Name="Permission"; Expression = {$_.permissionDisplayString}}) } } } if(($accessList | Measure-Object).Count -ne 0) { $accessList= $accessList | Select-Object -Property @{Name="IdentityName"; Expression = {$_.IdentityName}},@{Name="IdentityType"; Expression = {$_.IdentityType}},@{Name="Permissions"; Expression = {$_.Permissions}} $controlResult.AddMessage("Total number of identities that have access to build pipeline: ", ($accessList | Measure-Object).Count); $controlResult.AddMessage([VerificationResult]::Verify,"Validate that the following identities have been provided with minimum RBAC access to [$($this.ResourceContext.ResourceName)] pipeline.", $accessList); $controlResult.SetStateData("Build pipeline access list: ", ($responseObj.identities | Select-Object -Property @{Name="IdentityName"; Expression = {$_.FriendlyDisplayName}},@{Name="IdentityType"; Expression = {$_.IdentityType}},@{Name="Scope"; Expression = {$_.Scope}})); $controlResult.AdditionalInfo += "Total number of identities that have access to build pipeline: " + ($accessList | Measure-Object).Count; $controlResult.AdditionalInfo += "Total number of user identities that have access to build pipeline: " + (($accessList | Where-Object {$_.IdentityType -eq 'user'}) | Measure-Object).Count; $controlResult.AdditionalInfo += "Total number of group identities that have access to build pipeline: " + (($accessList | Where-Object {$_.IdentityType -eq 'group'}) | Measure-Object).Count; } else { $controlResult.AddMessage([VerificationResult]::Passed,"No identities have been explicitly provided with RBAC access to [$($this.ResourceContext.ResourceName)] other than build pipeline owner and default groups"); $controlResult.AddMessage("Total number of exempted user identities:",($exemptedUserIdentities | Measure-Object).Count); $controlResult.AddMessage("List of exempted user identities:",$exemptedUserIdentities) $controlResult.AdditionalInfo += "Total number of exempted user identities: " + ($exemptedUserIdentities | Measure-Object).Count; } } else{ # Non detailed scan results if(($responseObj.identities|Measure-Object).Count -gt 0) { $accessList= $responseObj.identities | Select-Object -Property @{Name="IdentityName"; Expression = {$_.FriendlyDisplayName}},@{Name="IdentityType"; Expression = {$_.IdentityType}},@{Name="Scope"; Expression = {$_.Scope}} $controlResult.AddMessage("Total number of identities that have access to build pipeline: ", ($accessList | Measure-Object).Count); $controlResult.AddMessage([VerificationResult]::Verify,"Validate that the following identities have been provided with minimum RBAC access to [$($this.ResourceContext.ResourceName)] pipeline.", $accessList); $controlResult.SetStateData("Build pipeline access list: ", $accessList); $controlResult.AdditionalInfo += "Total number of identities that have access to build pipeline: " + ($accessList | Measure-Object).Count; $controlResult.AdditionalInfo += "Total number of user identities that have access to build pipeline: " + (($accessList | Where-Object {$_.IdentityType -eq 'user'}) | Measure-Object).Count; $controlResult.AdditionalInfo += "Total number of group identities that have access to build pipeline: " + (($accessList | Where-Object {$_.IdentityType -eq 'group'}) | Measure-Object).Count; } } # $accessList = $null; $responseObj = $null; } catch { $failMsg = $_ $controlResult.LogException($_) } if(![string]::IsNullOrEmpty($failMsg)) { $controlResult.AddMessage([VerificationResult]::Manual,"Unable to fetch build pipeline details. $($failMsg)Please verify from portal all teams/groups are granted minimum required permissions on build definition."); } } return $controlResult } hidden [ControlResult] CheckSettableAtQueueTime([ControlResult] $controlResult) { try { if([Helpers]::CheckMember($this.BuildObj[0],"variables")) { $setablevar =@(); $nonsetablevar =@(); Get-Member -InputObject $this.BuildObj[0].variables -MemberType Properties | ForEach-Object { if([Helpers]::CheckMember($this.BuildObj[0].variables.$($_.Name),"allowOverride") ) { $setablevar += $_.Name; } else { $nonsetablevar +=$_.Name; } } if(($setablevar | Measure-Object).Count -gt 0){ $controlResult.AddMessage("Total number of variables that are settable at queue time: ", ($setablevar | Measure-Object).Count); $controlResult.AddMessage([VerificationResult]::Verify,"The below variables are settable at queue time: ",$setablevar); $controlResult.AdditionalInfo += "Total number of variables that are settable at queue time: " + ($setablevar | Measure-Object).Count; $controlResult.SetStateData("Variables settable at queue time: ", $setablevar); if ($nonsetablevar) { $controlResult.AddMessage("The below variables are not settable at queue time: ",$nonsetablevar); } } else { $controlResult.AddMessage([VerificationResult]::Passed, "No variables were found in the build pipeline that are settable at queue time."); } } else { $controlResult.AddMessage([VerificationResult]::Passed,"No variables were found in the build pipeline"); } } catch { $controlResult.AddMessage([VerificationResult]::Manual,"Could not fetch build pipeline variables."); $controlResult.LogException($_) } return $controlResult; } hidden [ControlResult] CheckSettableAtQueueTimeForURL([ControlResult] $controlResult) { $controlResult.VerificationResult = [VerificationResult]::Verify try { if ([Helpers]::CheckMember($this.BuildObj[0], "variables")) { $settableURLVars = @(); $settableURLbackup = @(); if($null -eq [Build]::RegexForURL) { $this.FetchRegexForURL() } $regexForURLs = [Build]::RegexForURL; $allVars = Get-Member -InputObject $this.BuildObj[0].variables -MemberType Properties $allVars | ForEach-Object { if ([Helpers]::CheckMember($this.BuildObj[0].variables.$($_.Name), "allowOverride") ) { $varName = $_.Name; $varValue = $this.BuildObj[0].variables.$($varName).value; $override= $this.BuildObj[0].variables.$($varName).allowOverride; for ($i = 0; $i -lt $regexForURLs.RegexList.Count; $i++) { if ($varValue -match $regexForURLs.RegexList[$i]) { $settableURLVars += @( [PSCustomObject] @{ Name = $varName; Value = $varValue; Allowoverride = $override }) $settableURLbackup += @( [PSCustomObject] @{ Name = $varName; Allowoverride = $override } ) break } } } } $varCount = $settableURLVars.Count if ($varCount -gt 0) { $controlResult.AddMessage("Count of variables that are settable at queue time and contain URL value: $($varCount)"); $controlResult.AddMessage([VerificationResult]::Verify, "List of variables settable at queue time and containing URL value: `n", $($settableURLVars | FT | Out-String)); $controlResult.AdditionalInfo += "Count of variables that are settable at queue time and contain URL value: " + $varCount; $controlResult.SetStateData("List of variables settable at queue time and containing URL value: ", $settableURLVars); if ($this.ControlFixBackupRequired -or $this.BaselineConfigurationRequired) { #Data object that will be required to fix the control $controlResult.BackupControlState = $settableURLbackup; } if($this.BaselineConfigurationRequired){ $controlResult.AddMessage([Constants]::BaselineConfigurationMsg -f $this.ResourceContext.ResourceName); $this.CheckSettableAtQueueTimeForURLAutomatedFix($controlResult); } } else { $controlResult.AddMessage([VerificationResult]::Passed, "No variables were found in the build pipeline that are settable at queue time and contain URL value."); } } else { $controlResult.AddMessage([VerificationResult]::Passed, "No variables were found in the build pipeline."); } } catch { $controlResult.AddMessage([VerificationResult]::Error, "Could not fetch variables of the build pipeline."); $controlResult.LogException($_) } return $controlResult; } hidden [ControlResult] CheckSettableAtQueueTimeForURLAutomatedFix([ControlResult] $controlResult){ try { $RawDataObjForControlFix = @(); if($this.BaselineConfigurationRequired){ $RawDataObjForControlFix = $controlResult.BackupControlState; } else{ $RawDataObjForControlFix = ([ControlHelper]::ControlFixBackup | where-object {$_.ResourceId -eq $this.ResourceId}).DataObject } $uri = "https://dev.azure.com/{0}/{1}/_apis/build/definitions/{2}?api-version=5.0-preview.6" -f ($this.OrganizationContext.OrganizationName), $($this.BuildObj.project.id), $($this.BuildObj.id) $header = [WebRequestHelper]::GetAuthHeaderFromUriPatch($uri) if (-not $this.UndoFix) { $RawDataObjForControlFix | ForEach-Object { if ([Helpers]::CheckMember($this.BuildObj[0].variables.$($_.Name), "allowOverride") ){ $this.BuildObj[0].variables.$($_.Name).allowOverride = $false;} } $body = $this.BuildObj[0] | ConvertTo-Json -Depth 10 $buildDefnsObj = Invoke-RestMethod -Uri $uri -Method PUT -ContentType "application/json" -Headers $header -Body $body $controlResult.AddMessage([VerificationResult]::Fixed,"The following pipeline variables unmarked settable at queue time and containing URLs :"); $display = ($RawDataObjForControlFix.Name | FT -AutoSize | Out-String -Width 512) $controlResult.AddMessage("$display"); } else { $allVars = Get-Member -InputObject $this.BuildObj[0].variables -MemberType Properties $allVars | ForEach-Object { if (-not [Helpers]::CheckMember($this.BuildObj[0].variables.$($_.Name), "allowOverride")) { $new_name = $($_.Name) $filteredName = $RawDataObjForControlFix | Where-Object { $_.Name -eq $new_name } if($filteredName -ne $null){ $this.BuildObj[0].variables.$($filteredName.Name) | Add-Member -Name 'allowoverride' -Type NoteProperty -Value $true } } } $body = $this.BuildObj[0] | ConvertTo-Json -Depth 10 $buildDefnsObj = Invoke-RestMethod -Uri $uri -Method PUT -ContentType "application/json" -Headers $header -Body $body $controlResult.AddMessage([VerificationResult]::Fixed,"The following pipeline variables marked settable at queue time and containing URLs:"); $display = ($RawDataObjForControlFix.Name | FT -AutoSize | Out-String -Width 512) $controlResult.AddMessage("$display"); } } catch { $controlResult.AddMessage([VerificationResult]::Error, "Could not apply fix."); $controlResult.LogException($_) } return $controlResult } <#$this.BuildObj[0].variables | ForEach-Object { $_ | ForEach-Object { $new_name = $_ $RawDataObjForControlFix | Where-Object { $_ -eq $new_name } |Add-Member -Name 'allowoverride' -Type NoteProperty -Value $true } } #> hidden [ControlResult] CheckExternalSources([ControlResult] $controlResult) { $controlResult.VerificationResult = [VerificationResult]::Verify $sourceObj = $this.BuildObj[0].repository | Select-Object -Property @{Name="RepositoryName"; Expression = {$_.Name}},@{Name="RepositorySourceType"; Expression = {$_.type}} $checkforPipelineRepo = $true #check if pipeline is yaml if([Helpers]::CheckMember($this.BuildObj[0].process,"yamlFilename")){ #repos checked inside the yaml file are available only when build id is present, if it present we check for repos checked inside yaml if([Helpers]::CheckMember($this.BuildObj[0],"latestBuild") -and [Helpers]::CheckMember($this.BuildObj[0].latestBuild, "id")){ $latestBuildId = $this.BuildObj[0].latestBuild.id $checkforPipelineRepo = $false $url = "https://dev.azure.com/{0}/{1}/_traceability/runview/changes?currentRunId={2}&__rt=fps&__ver=2" -f $this.OrganizationContext.OrganizationName, $this.ResourceContext.ResourceGroupName, $latestBuildId try{ $response = [WebRequestHelper]::InvokeGetWebRequest($url); $externalSourceObj = @() $repoSource = $this.BuildObj[0].repository.type #check if multiple repos are defined, it will also contain pipeline source repo if([Helpers]::CheckMember($response,"fps.dataProviders.data") -and $response.fps.dataProviders.data.'ms.vss-traceability-web.traceability-run-changes-data-provider' -and [Helpers]::CheckMember($response.fps.dataProviders.data.'ms.vss-traceability-web.traceability-run-changes-data-provider','artifactsData')){ $externalSourceObj = @($response.fps.dataProviders.data.'ms.vss-traceability-web.traceability-run-changes-data-provider'.artifactsData.repository | Where-Object {$_. type -ne 'TfsGit' -and $_. type -ne 'TfsVersionControl' -and $_.id -ne $this.BuildObj[0].repository.id }) } if($externalSourceObj.count -gt 0){ $externalSourceObj = $externalSourceObj | Select-Object -Property @{Name="RepositoryName"; Expression = {$_.Name}},@{Name="RepositorySourceType"; Expression = {$_.type}} $display = @() $display+=$externalSourceObj #if pipeline source is trusted but yaml contains repos from untrusted sources if(($repoSource -eq 'TfsGit') -or ($repoSource -eq 'TfsVersionControl')){ $controlResult.AddMessage([VerificationResult]::Verify,"Pipeline code is built from trusted repository but contains untrusted sources as well: "); } #pipeline source is untrusted and yaml checks out other untrusted sources as well else{ $controlResult.AddMessage([VerificationResult]::Verify,"Pipeline code is built from untrusted repository as well as contains untrusted sources: "); $display += $sourceObj } $display = ($display | FT -AutoSize | Out-String -Width 512) $controlResult.AddMessage($display) $controlResult.SetStateData("Pipeline code is built from external repository: ",$display) $controlResult.AdditionalInfo += $externalSourceObj $controlResult.AdditionalInfo += $sourceObj $controlResult.AdditionalInfoInCSV += $externalSourceObj $controlResult.AdditionalInfoInCSV += $sourceObj } #no other repos have been defined in yaml else{ #check pipeline sources $checkforPipelineRepo = $true } } catch{ $controlResult.AddMessage([VerificationResult]::Error,"Could not fetch pipeline details"); } } } #if pipeline is classic or if build id not present (in yaml pipeline) we check for pipeline source repo type if($checkforPipelineRepo -eq $true){ if( ($this.BuildObj[0].repository.type -eq 'TfsGit') -or ($this.BuildObj[0].repository.type -eq 'TfsVersionControl')) { $controlResult.AddMessage([VerificationResult]::Passed,"Pipeline code is built from trusted repository: "); $display = ($sourceObj|FT -AutoSize | Out-String -Width 512) $controlResult.AddMessage($display) $controlResult.SetStateData("Pipeline code is built from trusted repository: ",$sourceObj) } else { $controlResult.AddMessage([VerificationResult]::Verify,"Pipeline code is built from external repository: "); $display = ($sourceObj|FT -AutoSize | Out-String -Width 512) $controlResult.AddMessage($display) $controlResult.SetStateData("Pipeline code is built from external repository: ",$sourceObj) } $controlResult.AdditionalInfo = "$($sourceObj.repositoryName) : $($this.BuildObj[0].repository.type)"; $controlResult.AdditionalInfoInCSV = "$($sourceObj.repositoryName) : $($this.BuildObj[0].repository.type)" } $sourceObj = $null; return $controlResult; } hidden [ControlResult] CheckTaskGroupEditPermission([ControlResult] $controlResult) { $controlResult.VerificationResult = [VerificationResult]::Failed #Task groups have type 'metaTask' whereas individual tasks have type 'task' $taskGroups = @(); if ([Build]::IsOAuthScan -eq $true) { if([Helpers]::CheckMember($this.BuildObj[0].process,"phases")) #phases is not available for YAML-based pipelines. { if([Helpers]::CheckMember($this.BuildObj[0].process.phases[0],"steps")) { $taskGroups += $this.BuildObj[0].process.phases[0].steps | Where-Object {$_.task.definitiontype -eq 'metaTask'} } $editableTaskGroups = @(); if(($taskGroups | Measure-Object).Count -gt 0 -and ([Build]::TaskGroupNamespacesObj | Measure-Object).Count -gt 0 -and ([Build]::TaskGroupNamespacePermissionObj | Measure-Object).Count -gt 0 ) { try { $taskGroups | ForEach-Object { $taskGrpId = $_.task.id $permissionsInBit = 0 #Get ACL for this taskgroup $resource = $this.BuildObj.project.id+ "/" + $taskGrpId $obj = [Build]::TaskGroupNamespacesObj | where-object {$_.token -eq $resource} $properties = $obj.acesDictionary | Get-Member -MemberType Properties #Use descriptors from acl to make identities call, using each descriptor see permissions mapped to Contributors $properties | ForEach-Object{ if ($permissionsInBit -eq 0) { $apiUrlIdentity = "https://vssps.dev.azure.com/{0}/_apis/identities?descriptors={1}&api-version=6.0" -f $($this.OrganizationContext.OrganizationName), $($obj.acesDictionary.$($_.Name).descriptor) $responseObj = [WebRequestHelper]::InvokeGetWebRequest($apiUrlIdentity); if ($responseObj.providerDisplayName -eq "[$($this.BuildObj.project.name)]\Contributors") { $permissionsInBit = $obj.acesDictionary.$($_.Name).extendedInfo.effectiveAllow } } } # ResolvePermissions method returns object if 'Edit task group' is allowed $obj = [Helpers]::ResolvePermissions($permissionsInBit, [Build]::TaskGroupNamespacePermissionObj.actions, 'Edit task group') if (($obj | Measure-Object).Count -gt 0){ $TGActualName =""; try { $tgURL = "https://dev.azure.com/{0}/{1}/_apis/distributedtask/taskgroups/{2}?api-version=6.0-preview.1" -f $($this.OrganizationContext.OrganizationName), $projectName, $taskGrpId ; $tgDetails = [WebRequestHelper]::InvokeGetWebRequest($tgURL); if([Helpers]::CheckMember($tgDetails,"name")) { $TGActualName= $tgDetails.name; } } catch { } $editableTaskGroups += New-Object -TypeName psobject -Property @{DisplayName = $_.displayName; TGActualName = $TGActualName;} } } if(($editableTaskGroups | Measure-Object).Count -gt 0) { $controlResult.AddMessage("Total number of task groups on which contributors have edit permissions in build definition: ", ($editableTaskGroups | Measure-Object).Count); #$controlResult.AdditionalInfo += "Total number of task groups on which contributors have edit permissions in build definition: " + ($editableTaskGroups | Measure-Object).Count; $controlResult.AddMessage([VerificationResult]::Failed,"Contributors have edit permissions on the below task groups used in build definition: ", $editableTaskGroups); $controlResult.SetStateData("List of task groups used in build definition that contributors can edit: ", $editableTaskGroups); $groups = $editableTaskGroups | ForEach-Object {"TGName:"+ $_.DisplayName + ",TGActualName:" +$_.TGActualName } $addInfo = "NumTG: $($taskGroups.Count); List: $($groups -join '; ')" $controlResult.AdditionalInfo += $addInfo; $controlResult.AdditionalInfoInCSV += $addInfo; } else { $controlResult.AddMessage([VerificationResult]::Passed,"Contributors do not have edit permissions on any task groups used in build definition."); $controlResult.AdditionalInfoInCSV = "NA"; } } catch { $controlResult.AddMessage([VerificationResult]::Error,"Could not fetch the RBAC details of task groups used in the pipeline."); $controlResult.LogException($_) } } else { $controlResult.AddMessage([VerificationResult]::Passed,"No task groups found in build definition."); $controlResult.AdditionalInfoInCSV = "NA"; } } else { if([Helpers]::CheckMember($this.BuildObj[0].process,"yamlFilename")) #if the pipeline is YAML-based - control should pass as task groups are not supported for YAML pipelines. { $controlResult.AddMessage([VerificationResult]::Passed,"Task groups are not supported in YAML pipelines."); $controlResult.AdditionalInfoInCSV = "NA"; } else { $controlResult.AddMessage([VerificationResult]::Error,"Could not fetch the list of task groups used in the pipeline."); } } } else { if([Helpers]::CheckMember($this.BuildObj[0].process.phases[0],"steps")) { $taskGroups += $this.BuildObj[0].process.phases[0].steps | Where-Object {$_.task.definitiontype -eq 'metaTask' -and $_.enabled -eq $true} } $editableTaskGroups = @(); $groupsWithExcessivePermissionsList = @(); if(($taskGroups | Measure-Object).Count -gt 0) { $apiURL = "https://dev.azure.com/{0}/_apis/Contribution/HierarchyQuery?api-version=5.0-preview.1" -f $($this.OrganizationContext.OrganizationName) $projectId = $this.BuildObj.project.id $projectName = $this.BuildObj.project.name try { $taskGroups | ForEach-Object { $taskGrpId = $_.task.id $taskGrpURL="https://dev.azure.com/{0}/{1}/_taskgroup/{2}" -f $($this.OrganizationContext.OrganizationName), $($projectName), $($taskGrpId) $permissionSetToken = "$projectId/$taskGrpId" #permissionSetId = 'f6a4de49-dbe2-4704-86dc-f8ec1a294436' is the std. namespaceID. Refer: https://docs.microsoft.com/en-us/azure/devops/organizations/security/manage-tokens-namespaces?view=azure-devops#namespaces-and-their-ids $inputbody = "{ 'contributionIds': [ 'ms.vss-admin-web.security-view-members-data-provider' ], 'dataProviderContext': { 'properties': { 'permissionSetId': 'f6a4de49-dbe2-4704-86dc-f8ec1a294436', 'permissionSetToken': '$permissionSetToken', 'sourcePage': { 'url': '$taskGrpURL', 'routeId':'ms.vss-distributed-task.hub-task-group-edit-route', 'routeValues': { 'project': '$projectName', 'taskGroupId': '$taskGrpId', 'controller':'Apps', 'action':'ContributedHub', 'viewname':'task-groups-edit' } } } } }" | ConvertFrom-Json # This web request is made to fetch all identities having access to task group - it will contain descriptor for each of them. # We need contributor's descriptor to fetch its permissions on task group. $responseObj = [WebRequestHelper]::InvokePostWebRequest($apiURL,$inputbody); #Filtering out Contributors group. if([Helpers]::CheckMember($responseObj[0],"dataProviders") -and ($responseObj[0].dataProviders.'ms.vss-admin-web.security-view-members-data-provider') -and ([Helpers]::CheckMember($responseObj[0].dataProviders.'ms.vss-admin-web.security-view-members-data-provider',"identities"))) { $contributorObj = @($responseObj[0].dataProviders.'ms.vss-admin-web.security-view-members-data-provider'.identities | Where-Object {$_.subjectKind -eq 'group' -and $_.principalName -like "*\Contributors"}) # $contributorObj would be null if none of its permissions are set i.e. all perms are 'Not Set'. foreach($broadGroupObj in $contributorObj) { $contributorInputbody = "{ 'contributionIds': [ 'ms.vss-admin-web.security-view-permissions-data-provider' ], 'dataProviderContext': { 'properties': { 'subjectDescriptor': '$($broadGroupObj.descriptor)', 'permissionSetId': 'f6a4de49-dbe2-4704-86dc-f8ec1a294436', 'permissionSetToken': '$permissionSetToken', 'accountName': '$(($broadGroupObj.principalName).Replace('\','\\'))', 'sourcePage': { 'url': '$taskGrpURL', 'routeId':'ms.vss-distributed-task.hub-task-group-edit-route', 'routeValues': { 'project': '$projectName', 'taskGroupId': '$taskGrpId', 'controller':'Apps', 'action':'ContributedHub', 'viewname':'task-groups-edit' } } } } }" | ConvertFrom-Json #Web request to fetch RBAC permissions of Contributors group on task group. $contributorResponseObj = [WebRequestHelper]::InvokePostWebRequest($apiURL,$contributorInputbody); $contributorRBACObj = $contributorResponseObj[0].dataProviders.'ms.vss-admin-web.security-view-permissions-data-provider'.subjectPermissions $editPerms = $contributorRBACObj | Where-Object {$_.displayName -eq 'Edit task group'} #effectivePermissionValue equals to 1 implies edit task group perms is set to 'Allow'. Its value is 3 if it is set to Allow (inherited). This param is not available if it is 'Not Set'. if([Helpers]::CheckMember($editPerms,"effectivePermissionValue") -and (($editPerms.effectivePermissionValue -eq 1) -or ($editPerms.effectivePermissionValue -eq 3))) { $TGActualName =""; try { $tgURL = "https://dev.azure.com/{0}/{1}/_apis/distributedtask/taskgroups/{2}?api-version=6.0-preview.1" -f $($this.OrganizationContext.OrganizationName), $projectName, $taskGrpId ; $tgDetails = [WebRequestHelper]::InvokeGetWebRequest($tgURL); if([Helpers]::CheckMember($tgDetails,"name")) { $TGActualName= $tgDetails.name; } } catch { } $editableTaskGroups += New-Object -TypeName psobject -Property @{DisplayName = $_.displayName; TGActualName = $TGActualName; GroupName = $broadGroupObj.principalName} $excessivePermissionsGroupObj = @{} $excessivePermissionsGroupObj['TaskGroupId'] = $taskGrpId $excessivePermissionsGroupObj['TaskGroupName'] = $_.displayName $excessivePermissionsGroupObj['Group'] = $broadGroupObj.principalName #$excessivePermissionsGroupObj['ExcessivePermissions'] = $($excessivePermissionsPerGroup.displayName -join ', ') $excessivePermissionsGroupObj['ExcessivePermissions'] = "Edit task group" #$($editableTaskGroups.displayName -join ', ') $excessivePermissionsGroupObj['Descriptor'] = $broadGroupObj.sid $excessivePermissionsGroupObj['PermissionSetToken'] = $permissionSetToken $excessivePermissionsGroupObj['PermissionSetId'] = [Build]::TaskGroupSecurityNamespace $groupsWithExcessivePermissionsList += $excessivePermissionsGroupObj } } } } $editableTaskGroupsCount = $editableTaskGroups.Count if($editableTaskGroupsCount -gt 0) { $controlResult.AddMessage("Count of task groups on which contributors have edit permissions in build definition: $editableTaskGroupsCount"); #$controlResult.AdditionalInfo += "Count of task groups on which contributors have edit permissions in build definition: " + $editableTaskGroupsCount; $controlResult.AddMessage([VerificationResult]::Failed,"Contributors have edit permissions on the below task groups used in build definition: "); $display = $editableTaskGroups|FT -AutoSize | Out-String -Width 512 $controlResult.AddMessage($display) $controlResult.SetStateData("List of task groups used in build definition that contributors can edit: ", $editableTaskGroups); $groups = $editableTaskGroups | ForEach-Object {"TGName:"+ $_.DisplayName + ",TGActualName:" +$_.TGActualName } $addInfo = "NumTG: $($taskGroups.Count); NumTGWithEditPerm: $($editableTaskGroupsCount); List: $($groups -join '; ')" $controlResult.AdditionalInfo += $addInfo; $controlResult.AdditionalInfoInCSV += $addInfo; if ($this.ControlFixBackupRequired -or $this.BaselineConfigurationRequired) { #Data object that will be required to fix the control $controlResult.BackupControlState = $groupsWithExcessivePermissionsList; } if($this.BaselineConfigurationRequired){ $controlResult.AddMessage([Constants]::BaselineConfigurationMsg -f $this.ResourceContext.ResourceName); $this.CheckTaskGroupEditPermissionAutomatedFix($controlResult); } } else { $controlResult.AdditionalInfoInCSV = "NA" $controlResult.AdditionalInfo += "Contributors do not have edit permissions on any task groups used in build definition." $controlResult.AddMessage([VerificationResult]::Passed,"Contributors do not have edit permissions on any task groups used in build definition."); } if($taskGroups.Count -ne $editableTaskGroups.Count) { if ($editableTaskGroups.Count -gt 0) { $nonEditableTaskGroups = $taskGroups | where-object {$editableTaskGroups.DisplayName -notcontains $_.DisplayName} } else { $nonEditableTaskGroups = $taskGroups } $groups = $nonEditableTaskGroups | ForEach-Object { $_.DisplayName } if ($controlResult.AdditionalInfoInCSV -eq "NA") { $controlResult.AdditionalInfoInCSV = "NonEditableTGList: $($groups -join '; ');" } else { $controlResult.AdditionalInfoInCSV += "NonEditableTGList: $($groups -join '; ');" } $controlResult.AdditionalInfo += "NonEditableTGList: $($groups -join '; ');" } } catch { $controlResult.AddMessage([VerificationResult]::Error,"Could not fetch the RBAC details of task groups used in the pipeline."); $controlResult.LogException($_) } } else { $controlResult.AdditionalInfoInCSV += "NA" $controlResult.AdditionalInfo += "No task groups found in build definition."; $controlResult.AddMessage([VerificationResult]::Passed,"No task groups found in build definition."); } } return $controlResult; } hidden [ControlResult] CheckTaskGroupEditPermissionAutomatedFix([ControlResult] $controlResult) { try { $RawDataObjForControlFix = @(); if($this.BaselineConfigurationRequired){ $RawDataObjForControlFix = $controlResult.BackupControlState; } else{ $RawDataObjForControlFix = ([ControlHelper]::ControlFixBackup | where-object {$_.ResourceId -eq $this.ResourceId}).DataObject } if (-not $this.UndoFix) { foreach ($identity in $RawDataObjForControlFix) { $excessivePermissions = $identity.ExcessivePermissions -split "," foreach ($excessivePermission in $excessivePermissions) { #$roleId = [int][BuildPermissions] $excessivePermission.Replace(" ",""); #need to invoke a post request which does not accept all permissions added in the body at once #hence need to call invoke seperately for each permission $body = "{ 'token': '$($identity.PermissionSetToken)', 'merge': true, 'accessControlEntries' : [{ 'descriptor' : 'Microsoft.TeamFoundation.Identity;$($identity.Descriptor)', 'allow':0, 'deny':2 }] }" | ConvertFrom-Json $url = "https://dev.azure.com/{0}/_apis/AccessControlEntries/{1}?api-version=6.0" -f $($this.OrganizationContext.OrganizationName), $RawDataObjForControlFix[0].PermissionSetId [WebRequestHelper]:: InvokePostWebRequest($url,$body) } $identity | Add-Member -NotePropertyName OldPermission -NotePropertyValue "Allow" $identity | Add-Member -NotePropertyName NewPermission -NotePropertyValue "Deny" } } else { foreach ($identity in $RawDataObjForControlFix) { $excessivePermissions = $identity.ExcessivePermissions -split "," foreach ($excessivePermission in $excessivePermissions) { #$roleId = [int][BuildPermissions] $excessivePermission.Replace(" ",""); $body = "{ 'token': '$($identity.PermissionSetToken)', 'merge': true, 'accessControlEntries' : [{ 'descriptor' : 'Microsoft.TeamFoundation.Identity;$($identity.Descriptor)', 'allow':2, 'deny':0 }] }" | ConvertFrom-Json $url = "https://dev.azure.com/{0}/_apis/AccessControlEntries/{1}?api-version=6.0" -f $($this.OrganizationContext.OrganizationName),$RawDataObjForControlFix[0].PermissionSetId [WebRequestHelper]:: InvokePostWebRequest($url,$body) } $identity | Add-Member -NotePropertyName OldPermission -NotePropertyValue "Deny" $identity | Add-Member -NotePropertyName NewPermission -NotePropertyValue "Allow" } } $controlResult.AddMessage([VerificationResult]::Fixed, "Permissions for broader groups have been changed as below: "); $formattedGroupsData = $RawDataObjForControlFix | Select @{l = 'TaskGroupName'; e = { $_.TaskGroupName }}, @{l = 'Group'; e = { $_.Group } }, @{l = 'ExcessivePermissions'; e = { $_.ExcessivePermissions }}, @{l = 'OldPermission'; e = { $_.OldPermission }}, @{l = 'NewPermission'; e = { $_.NewPermission } } $display = ($formattedGroupsData | FT -AutoSize | Out-String -Width 512) $controlResult.AddMessage("`n$display"); } catch { $controlResult.AddMessage([VerificationResult]::Error, "Could not apply fix."); $controlResult.LogException($_) } return $controlResult } hidden [ControlResult] CheckVariableGroupEditPermission([ControlResult] $controlResult) { $controlResult.VerificationResult = [VerificationResult]::Failed if([Helpers]::CheckMember($this.BuildObj[0],"variableGroups")) { $varGrps = $this.BuildObj[0].variableGroups $projectId = $this.BuildObj.project.id $editableVarGrps = @(); try { $failedCount = 0 $erroredCount = 0 foreach($currentVarGrp in $varGrps) { if([Helpers]::CheckMember($currentVarGrp,"name")) ## Deleted VGs do not contain "name" property thats why ignoring them { if ([Build]::broadlyEditableVG.keys -notcontains $currentVarGrp.name) { try { $url = 'https://dev.azure.com/{0}/_apis/securityroles/scopes/distributedtask.variablegroup/roleassignments/resources/{1}%24{2}?api-version=6.1-preview.1' -f $($this.OrganizationContext.OrganizationName), $($projectId), $($currentVarGrp.Id); $responseObj = @([WebRequestHelper]::InvokeGetWebRequest($url)); if($responseObj.Count -gt 0) { if([Build]::isInheritedPermissionCheckEnabled) { $contributorsObj = @($responseObj | Where-Object {$_.identity.uniqueName -match "\\Contributors$"}) # Filter both inherited and assigned } else { $contributorsObj = @($responseObj | Where-Object {($_.identity.uniqueName -match "\\Contributors$") -and ($_.access -eq "assigned")}) } if($contributorsObj.Count -gt 0) { foreach($obj in $contributorsObj){ if($obj.role.name -ne 'Reader') { $failedCount = $failedCount +1 $editableVarGrps += $currentVarGrp.name $formattedVarGroupsData = $obj | Select @{l = 'displayName'; e = { $_.identity.displayName } }, @{l = 'userid'; e = { $_.identity.id } }, @{l = 'role'; e = { $_.role.name } }, @{l = 'vargrpid'; e = { $currentVarGrp.id } } , @{l = 'vargrpname'; e = { $currentVarGrp.name } } if ($this.ControlFixBackupRequired -or $this.BaselineConfigurationRequired) { #Data object that will be required to fix the control $controlResult.BackupControlState += $formattedVarGroupsData; } if($this.BaselineConfigurationRequired){ $controlResult.AddMessage([Constants]::BaselineConfigurationMsg -f $this.ResourceContext.ResourceName); $this.CheckVariableGroupEditPermissionAutomatedFix($controlResult); } } } } } if ($currentVarGrp.name -in $editableVarGrps) { [Build]::broadlyEditableVG[$currentVarGrp.name] = $true } else { [Build]::broadlyEditableVG[$currentVarGrp.name] = $false } } catch { $erroredCount = $erroredCount+1 } } else { if ([Build]::broadlyEditableVG[$currentVarGrp.name]) { $editableVarGrps += $currentVarGrp.name } } } } if($editableVarGrps.Count -gt 0){ $editableVarGrpsCount = (($editableVarGrps | Get-Unique) | Measure-Object).Count } else{ $editableVarGrpsCount = 0; } if($editableVarGrpsCount -gt 0) { $controlResult.AddMessage("Count of variable groups on which contributors have edit permissions: $($editableVarGrpsCount)"); $controlResult.AdditionalInfo += "Count of variable groups on which contributors have edit permissions: " + $editableVarGrpsCount; $controlResult.AddMessage([VerificationResult]::Failed, "`nVariable groups list: `n$($editableVarGrps | FT | Out-String)"); $controlResult.SetStateData("Variable groups list: ", $editableVarGrps); $controlResult.AdditionalInfoInCSV = "NumVGs: $editableVarGrpsCount; List: $($editableVarGrps -join '; ')"; } elseif($erroredCount -gt 0) { $controlResult.AddMessage([VerificationResult]::Error,"Could not fetch the RBAC details of variable groups used in the pipeline."); } else { $controlResult.AddMessage([VerificationResult]::Passed,"Contributors do not have edit permissions on any variable groups used in build definition."); $controlResult.AdditionalInfoInCSV += "NA" } } catch { $controlResult.AddMessage([VerificationResult]::Error,"Could not fetch the RBAC details of variable groups used in the pipeline."); $controlResult.LogException($_) } } else { $controlResult.AddMessage([VerificationResult]::Passed,"No variable groups found in build definition."); $controlResult.AdditionalInfoInCSV += "NA" } return $controlResult } hidden [ControlResult] CheckVariableGroupEditPermissionAutomatedFix([ControlResult] $controlResult) { try { $RawDataObjForControlFix = @(); $RawDataObjForControlFixTemp = @(); if($this.BaselineConfigurationRequired){ $RawDataObjForControlFix = $controlResult.BackupControlState; } else{ $RawDataObjForControlFix = ([ControlHelper]::ControlFixBackup | where-object {$_.ResourceId -eq $this.ResourceId}).DataObject } $RawDataObjForControlFixTemp = $RawDataObjForControlFix $projectId = $this.BuildObj.project.id $varGrpIds = $RawDataObjForControlFix | Select-Object vargrpid -Unique foreach ($vgId in $varGrpIds) { $body = "[" if (-not $this.UndoFix) { foreach ($identity in $RawDataObjForControlFix) { if ($body.length -gt 1) {$body += ","} if ($identity.vargrpid -eq $vgId.vargrpid){ $body += @" { "userid":"$($identity.userid)", "roleName": "Reader" } "@; } } $RawDataObjForControlFixTemp | Add-Member -NotePropertyName NewRole -NotePropertyValue "Reader" $RawDataObjForControlFixTemp = @($RawDataObjForControlFix | Select-Object @{Name="UserName"; Expression={$_.displayName}},@{Name="VarGrpName"; Expression={$_.vargrpname}}, @{Name="OldRole"; Expression={$_.Role}},@{Name="NewRole"; Expression={$_.NewRole}}) } else { foreach ($identity in $RawDataObjForControlFix) { if ($body.length -gt 1) {$body += ","} if ($identity.vargrpid -eq $vgId.vargrpid){ $body += @" { "userid": "$($identity.userid)", "roleName": "$($identity.role)" } "@; } } $RawDataObjForControlFixTemp | Add-Member -NotePropertyName OldRole -NotePropertyValue "Reader" $RawDataObjForControlFixTemp = @($RawDataObjForControlFix | Select-Object @{Name="UserName"; Expression={$_.displayName}},@{Name="VarGrpName"; Expression={$_.vargrpname}}, @{Name="OldRole"; Expression={$_.OldRole}}, @{Name="NewRole"; Expression={$_.Role}}) } $body += "]" #Put request $url = 'https://dev.azure.com/{0}/_apis/securityroles/scopes/distributedtask.variablegroup/roleassignments/resources/{1}%24{2}?api-version=6.1-preview.1' -f $($this.OrganizationContext.OrganizationName),$($projectId) ,$($vgId.vargrpid); $rmContext = [ContextHelper]::GetCurrentContext(); $user = ""; $base64AuthInfo = [Convert]::ToBase64String([Text.Encoding]::ASCII.GetBytes(("{0}:{1}" -f $user,$rmContext.AccessToken))) $webRequestResult = Invoke-RestMethod -Uri $url -Method Put -ContentType "application/json" -Headers @{Authorization = ("Basic {0}" -f $base64AuthInfo) } -Body $body } $controlResult.AddMessage([VerificationResult]::Fixed, "Contributors edit permissions for variable groups have been changed as below: "); $display = ($RawDataObjForControlFixTemp | FT -AutoSize | Out-String -Width 512) $controlResult.AddMessage("`n$display"); } catch { $controlResult.AddMessage([VerificationResult]::Error, "Could not apply fix."); $controlResult.LogException($_) } return $controlResult } hidden [ControlResult] CheckBuildAuthZScope([ControlResult] $controlResult) { $controlResult.VerificationResult = [VerificationResult]::Failed if([Helpers]::CheckMember($this.BuildObj[0],"jobAuthorizationScope")) { $jobAuthorizationScope = $this.BuildObj[0].jobAuthorizationScope if ($jobAuthorizationScope -eq "projectCollection") { $controlResult.AddMessage([VerificationResult]::Failed,"Access token of build pipeline is scoped to project collection."); if ($this.ControlFixBackupRequired) { #Data object that will be required to fix the control $controlResult.BackupControlState = $jobAuthorizationScope; } } else { $controlResult.AddMessage([VerificationResult]::Passed,"Access token of build pipeline is scoped to current project."); } } else { $controlResult.AddMessage([VerificationResult]::Error,"Could not fetch pipeline authorization details."); } return $controlResult } hidden [ControlResult] CheckBuildAuthZScopeAutomatedFix([ControlResult] $controlResult) { try { $RawDataObjForControlFix = @(); $RawDataObjForControlFix = ([ControlHelper]::ControlFixBackup | where-object {$_.ResourceId -eq $this.ResourceId}).DataObject $uri = "https://dev.azure.com/{0}/{1}/_apis/build/definitions/{2}?api-version=5.0-preview.6" -f ($this.OrganizationContext.OrganizationName), $($this.BuildObj.project.id), $($this.BuildObj.id) $header = [WebRequestHelper]::GetAuthHeaderFromUriPatch($uri) if (-not $this.UndoFix) { $this.BuildObj[0].jobAuthorizationScope = 2; $body = $this.BuildObj[0] | ConvertTo-Json -Depth 10 $buildDefnsObj = Invoke-RestMethod -Uri $uri -Method PUT -ContentType "application/json" -Headers $header -Body $body $controlResult.AddMessage([VerificationResult]::Fixed,"Access token of build pipeline has been changed to current project."); } else { $this.BuildObj[0].jobAuthorizationScope = 1; $body = $this.BuildObj[0] | ConvertTo-Json -Depth 10 $buildDefnsObj = Invoke-RestMethod -Uri $uri -Method PUT -ContentType "application/json" -Headers $header -Body $body $controlResult.AddMessage([VerificationResult]::Fixed,"Access token of build pipeline has been changed to project collection."); } } catch { $controlResult.AddMessage([VerificationResult]::Error, "Could not apply fix."); $controlResult.LogException($_) } return $controlResult } hidden [ControlResult] CheckBroaderGroupAccess([ControlResult] $controlResult) { $controlResult.VerificationResult = [VerificationResult]::Failed if ([Build]::IsOAuthScan -eq $true) { $resource = $this.BuildObj.project.id+ "/" + $this.BuildObj.Id # Filter namespaceobj for current build $obj = @([Build]::BuildNamespacesObj | where-object {$_.token -eq $resource}) # If current build object is not found, get project level obj. (Seperate build obj is not available if project level permissions are being used on pipeline) if($obj.Count -eq 0) { $obj = @([Build]::BuildNamespacesObj | where-object {$_.token -eq $this.BuildObj.project.id}) } if($obj.Count -gt 0) { $properties = $obj.acesDictionary | Get-Member -MemberType Properties $permissionsInBit =0 $editPerms= @(); try { #Use descriptors from acl to make identities call, using each descriptor see permissions mapped to Contributors $properties | ForEach-Object{ if ($permissionsInBit -eq 0) { $apiUrlIdentity = "https://vssps.dev.azure.com/{0}/_apis/identities?descriptors={1}&api-version=6.0" -f $($this.OrganizationContext.OrganizationName), $($obj.acesDictionary.$($_.Name).descriptor) $responseObj = [WebRequestHelper]::InvokeGetWebRequest($apiUrlIdentity); if ($responseObj.providerDisplayName -eq "[$($this.BuildObj.project.name)]\Contributors") { $permissionsInBit = $obj.acesDictionary.$($_.Name).extendedInfo.effectiveAllow } } } # ResolvePermissions method returns object if 'Edit build pipeline' is allowed $editPerms = @([Helpers]::ResolvePermissions($permissionsInBit, [Build]::BuildNamespacesPermissionObj.actions, 'Edit build pipeline')) if($editPerms.Count -gt 0) { $controlResult.AddMessage([VerificationResult]::Failed,"Contributors have edit permissions on the build pipeline."); } else { $controlResult.AddMessage([VerificationResult]::Passed,"Contributors do not have edit permissions on the build pipeline."); $controlResult.AdditionalInfoInCSV += "NA" } } catch { $controlResult.AddMessage([VerificationResult]::Error,"Could not fetch RBAC details of the pipeline."); $controlResult.LogException($_) } } else { $controlResult.AddMessage([VerificationResult]::Error,"Could not fetch RBAC details of the pipeline."); } } else{ try { $orgName = $($this.OrganizationContext.OrganizationName) $projectId = $this.BuildObj.project.id $projectName = $this.BuildObj.project.name $buildId = $this.BuildObj.id if ([Helpers]::CheckMember($this.BuildObj, "path") -and ($this.BuildObj.path -ne "\")) { $path = $this.BuildObj.path.Replace('\','/') $permissionSetToken = "$projectId" + "$path/$buildId" } else { $permissionSetToken = "$projectId/$buildId" } $restrictedBroaderGroups = @{} $broaderGroups = $this.ControlSettings.Build.RestrictedBroaderGroupsForBuild if(@($broaderGroups.psobject.Properties).Count -gt 0) { $broaderGroups.psobject.properties | foreach { $restrictedBroaderGroups[$_.Name] = $_.Value } $buildURL = "https://dev.azure.com/$orgName/$projectName/_build?definitionId=$buildId" $apiURL = "https://dev.azure.com/{0}/_apis/Contribution/HierarchyQuery/project/{1}?api-version=5.0-preview.1" -f $orgName, $projectId $inputbody = "{ 'contributionIds': [ 'ms.vss-admin-web.security-view-members-data-provider' ], 'dataProviderContext': { 'properties': { 'permissionSetId': '$([Build]::SecurityNamespaceId)', 'permissionSetToken': '$permissionSetToken', 'sourcePage': { 'url': '$buildURL', 'routeId': 'ms.vss-build-web.pipeline-details-route', 'routeValues': { 'project': '$projectName', 'viewname': 'details', 'controller': 'ContributedPage', 'action': 'Execute' } } } } }" | ConvertFrom-Json # Web request to fetch the group details for a build definition $responseObj = @([WebRequestHelper]::InvokePostWebRequest($apiURL, $inputbody)); if ([Helpers]::CheckMember($responseObj[0], "dataProviders") -and ($responseObj[0].dataProviders.'ms.vss-admin-web.security-view-members-data-provider') -and ([Helpers]::CheckMember($responseObj[0].dataProviders.'ms.vss-admin-web.security-view-members-data-provider', "identities"))) { $broaderGroupsList = @($responseObj[0].dataProviders.'ms.vss-admin-web.security-view-members-data-provider'.identities | Where-Object { $_.subjectKind -eq 'group' -and $restrictedBroaderGroups.keys -contains $_.displayName }) <# #Check if inheritance is disabled on build pipeline, if disabled, inherited permissions should be considered irrespective of control settings # Here 'permissionSet' = security namespace identifier, 'token' = project id and 'tokenDisplayVal' = build name $apiURLForInheritedPerms = "https://dev.azure.com/{0}/{1}/_admin/_security/index?useApiUrl=true&permissionSet={2}&token={3}%2F{4}&tokenDisplayVal={5}&style=min" -f $($this.OrganizationContext.OrganizationName), $($this.BuildObj.project.id), $([Build]::SecurityNamespaceId), $($this.BuildObj.project.id), $($this.BuildObj.id), $($this.BuildObj.name) ; $header = [WebRequestHelper]::GetAuthHeaderFromUri($apiURLForInheritedPerms); $responseObj = Invoke-RestMethod -Method Get -Uri $apiURLForInheritedPerms -Headers $header -UseBasicParsing $responseObj = ($responseObj.SelectNodes("//script") | Where-Object { $_.class -eq "permissions-context" }).InnerXML | ConvertFrom-Json; if($responseObj -and [Helpers]::CheckMember($responseObj,"inheritPermissions") -and $responseObj.inheritPermissions -ne $true) { $this.excessivePermissionBits = @(1, 3) } #> # $broaderGroupsList would be empty if none of its permissions are set i.e. all perms are 'Not Set'. if ($broaderGroupsList.Count) { $groupsWithExcessivePermissionsList = @() $filteredBroaderGroupList = @() foreach ($broderGroup in $broaderGroupsList) { $broaderGroupInputbody = "{ 'contributionIds': [ 'ms.vss-admin-web.security-view-permissions-data-provider' ], 'dataProviderContext': { 'properties': { 'subjectDescriptor': '$($broderGroup.descriptor)', 'permissionSetId': '$([Build]::SecurityNamespaceId)', 'permissionSetToken': '$permissionSetToken', 'accountName': '$(($broderGroup.principalName).Replace('\','\\'))', 'sourcePage': { 'url': '$buildURL', 'routeId': 'ms.vss-build-web.pipeline-details-route', 'routeValues': { 'project': '$projectName', 'viewname': 'details', 'controller': 'ContributedPage', 'action': 'Execute' } } } } }" | ConvertFrom-Json #Web request to fetch RBAC permissions of broader groups on build. $broaderGroupResponseObj = @([WebRequestHelper]::InvokePostWebRequest($apiURL, $broaderGroupInputbody)); $broaderGroupRBACObj = @($broaderGroupResponseObj[0].dataProviders.'ms.vss-admin-web.security-view-permissions-data-provider'.subjectPermissions) $excessivePermissionList = $broaderGroupRBACObj | Where-Object { $_.displayName -in $restrictedBroaderGroups[$broderGroup.displayName] } $excessivePermissionsPerGroup = @() $excessivePermissionList | ForEach-Object { #effectivePermissionValue equals to 1 implies edit build pipeline perms is set to 'Allow'. Its value is 3 if it is set to Allow (inherited). This param is not available if it is 'Not Set'. if ([Helpers]::CheckMember($_, "effectivePermissionValue")) { if ($this.excessivePermissionBits -contains $_.effectivePermissionValue) { $excessivePermissionsPerGroup += $_ } } } if ($excessivePermissionsPerGroup.Count -gt 0) { $excessivePermissionsGroupObj = @{} $excessivePermissionsGroupObj['Group'] = $broderGroup.principalName $excessivePermissionsGroupObj['ExcessivePermissions'] = $($excessivePermissionsPerGroup.displayName -join ', ') $excessivePermissionsGroupObj['Descriptor'] = $broderGroup.sid $excessivePermissionsGroupObj['PermissionSetToken'] = $permissionSetToken $excessivePermissionsGroupObj['PermissionSetId'] = [Build]::SecurityNamespaceId $groupsWithExcessivePermissionsList += $excessivePermissionsGroupObj $filteredBroaderGroupList += $broderGroup } } if ($this.ControlSettings.CheckForBroadGroupMemberCount -and $filteredBroaderGroupList.Count -gt 0) { $broaderGroupsWithExcessiveMembers = @([ControlHelper]::FilterBroadGroupMembers($filteredBroaderGroupList, $false)) $groupsWithExcessivePermissionsList = @($groupsWithExcessivePermissionsList | Where-Object {$broaderGroupsWithExcessiveMembers -contains $_.Group}) } if ($groupsWithExcessivePermissionsList.count -gt 0) { $controlResult.AddMessage([VerificationResult]::Failed, "Broader groups have excessive permissions on the build pipeline."); $formattedGroupsData = $groupsWithExcessivePermissionsList | Select @{l = 'Group'; e = { $_.Group} }, @{l = 'ExcessivePermissions'; e = { $_.ExcessivePermissions } } $formattedBroaderGrpTable = ($formattedGroupsData | FT -AutoSize | Out-String -width 512) $controlResult.AddMessage("`nList of groups : `n$formattedBroaderGrpTable"); $controlResult.AdditionalInfo += "List of excessive permissions on which contributors have access: $($groupsWithExcessivePermissionsList.Group)."; $controlResult.SetStateData("List of groups: ", $formattedGroupsData) $groups = $formattedGroupsData | ForEach-Object { $_.Group + ': ' + $_.ExcessivePermissions } $controlResult.AdditionalInfoInCSV = $groups -join ' ; ' if ($this.ControlFixBackupRequired -or $this.BaselineConfigurationRequired) { #Data object that will be required to fix the control $controlResult.BackupControlState = $groupsWithExcessivePermissionsList; } if($this.BaselineConfigurationRequired){ $controlResult.AddMessage([Constants]::BaselineConfigurationMsg -f $this.ResourceContext.ResourceName); $this.CheckBroaderGroupAccessAutomatedFix($controlResult); } } else { $controlResult.AddMessage([VerificationResult]::Passed, "Broader Groups do not have excessive permissions on the build pipeline."); $controlResult.AdditionalInfoInCSV += "NA" } } else { $controlResult.AddMessage([VerificationResult]::Passed, "Broader groups do not have access to the build pipeline."); $controlResult.AdditionalInfoInCSV += "NA" } } else { $controlResult.AddMessage([VerificationResult]::Error, "Could not fetch RBAC details of the pipeline."); } $displayObj = $restrictedBroaderGroups.Keys | Select-Object @{Name = "Broader Group"; Expression = {$_}}, @{Name = "Excessive Permissions"; Expression = {$restrictedBroaderGroups[$_] -join ', '}} $controlResult.AddMessage("`nNote:`nFollowing groups are considered 'broad groups':`n$($displayObj | FT -AutoSize | Out-String -Width 512)"); } else { $controlResult.AddMessage([VerificationResult]::Error, "List of restricted broader groups and restricted roles for build is not defined in the control settings for your organization policy."); } } catch { $controlResult.AddMessage([VerificationResult]::Error,"Could not fetch RBAC details of the pipeline."); $controlResult.LogException($_) } } return $controlResult; } hidden [ControlResult] CheckBroaderGroupAccessAutomatedFix([ControlResult] $controlResult) { try { $RawDataObjForControlFix = @(); if($this.BaselineConfigurationRequired){ $RawDataObjForControlFix = $controlResult.BackupControlState; } else{ $RawDataObjForControlFix = ([ControlHelper]::ControlFixBackup | where-object {$_.ResourceId -eq $this.ResourceId}).DataObject } if (-not $this.UndoFix) { foreach ($identity in $RawDataObjForControlFix) { $excessivePermissions = $identity.ExcessivePermissions -split "," foreach ($excessivePermission in $excessivePermissions) { $roleId = [int][BuildPermissions] $excessivePermission.Replace(" ",""); #need to invoke a post request which does not accept all permissions added in the body at once #hence need to call invoke seperately for each permission $body = "{ 'token': '$($identity.PermissionSetToken)', 'merge': true, 'accessControlEntries' : [{ 'descriptor' : 'Microsoft.TeamFoundation.Identity;$($identity.Descriptor)', 'allow':0, 'deny':$($roleId) }] }" | ConvertFrom-Json $url = "https://dev.azure.com/{0}/_apis/AccessControlEntries/{1}?api-version=6.0" -f $($this.OrganizationContext.OrganizationName), $RawDataObjForControlFix[0].PermissionSetId [WebRequestHelper]:: InvokePostWebRequest($url,$body) } $identity | Add-Member -NotePropertyName OldPermission -NotePropertyValue "Allow" $identity | Add-Member -NotePropertyName NewPermission -NotePropertyValue "Deny" } } else { foreach ($identity in $RawDataObjForControlFix) { $excessivePermissions = $identity.ExcessivePermissions -split "," foreach ($excessivePermission in $excessivePermissions) { $roleId = [int][BuildPermissions] $excessivePermission.Replace(" ",""); $body = "{ 'token': '$($identity.PermissionSetToken)', 'merge': true, 'accessControlEntries' : [{ 'descriptor' : 'Microsoft.TeamFoundation.Identity;$($identity.Descriptor)', 'allow':$($roleId), 'deny':0 }] }" | ConvertFrom-Json $url = "https://dev.azure.com/{0}/_apis/AccessControlEntries/{1}?api-version=6.0" -f $($this.OrganizationContext.OrganizationName),$RawDataObjForControlFix[0].PermissionSetId [WebRequestHelper]:: InvokePostWebRequest($url,$body) } $identity | Add-Member -NotePropertyName OldPermission -NotePropertyValue "Deny" $identity | Add-Member -NotePropertyName NewPermission -NotePropertyValue "Allow" } } $controlResult.AddMessage([VerificationResult]::Fixed, "Permissions for broader groups have been changed as below: "); $formattedGroupsData = $RawDataObjForControlFix | Select @{l = 'Group'; e = { $_.Group } }, @{l = 'ExcessivePermissions'; e = { $_.ExcessivePermissions }}, @{l = 'OldPermission'; e = { $_.OldPermission }}, @{l = 'NewPermission'; e = { $_.NewPermission } } $display = ($formattedGroupsData | FT -AutoSize | Out-String -Width 512) $controlResult.AddMessage("`n$display"); } catch { $controlResult.AddMessage([VerificationResult]::Error, "Could not apply fix."); $controlResult.LogException($_) } return $controlResult } hidden [ControlResult] CheckForkedBuildTrigger([ControlResult] $controlResult) { $controlResult.VerificationResult = [VerificationResult]::Failed if([Helpers]::CheckMember($this.BuildObj[0],"triggers")) { $pullRequestTrigger = $this.BuildObj[0].triggers | Where-Object {$_.triggerType -eq "pullRequest"} # initlizing $isRepoPrivate = $true as visibility setting is not available for ADO repositories. $isRepoPrivate = $true if ([Helpers]::CheckMember($this.BuildObj[0],"repository.properties.IsPrivate")) { $isRepoPrivate = $this.BuildObj[0].repository.properties.IsPrivate } if($pullRequestTrigger) { if(($isRepoPrivate -eq $false) -and [Helpers]::CheckMember($pullRequestTrigger,"forks")) { if(($pullRequestTrigger.forks.enabled -eq $true) -and ($pullRequestTrigger.forks.allowSecrets -eq $true)) { $controlResult.AddMessage([VerificationResult]::Failed,"Pipeline secrets are marked as available to pull request validations of public repo forks."); if ($this.ControlFixBackupRequired -or $this.BaselineConfigurationRequired) { #Data object that will be required to fix the control $controlResult.BackupControlState = $pullRequestTrigger.forks.allowSecrets; } if($this.BaselineConfigurationRequired){ $controlResult.AddMessage([Constants]::BaselineConfigurationMsg -f $this.ResourceContext.ResourceName); $this.CheckForkedBuildTriggerAutomatedFix($controlResult); } } else { $controlResult.AddMessage([VerificationResult]::Passed, "Pipeline secrets are not marked as available to pull request validations of public repo forks."); } } else { $controlResult.AddMessage([VerificationResult]::Passed, "Pipeline secrets are not marked as available to pull request validations of public repo forks."); } } else { $controlResult.AddMessage([VerificationResult]::Passed,"Pull request validation trigger is not set for build pipeline."); } } else { $controlResult.AddMessage([VerificationResult]::Passed,"No trigger is enabled for build pipeline."); } return $controlResult } hidden [ControlResult] CheckForkedBuildTriggerAutomatedFix([ControlResult] $controlResult) { try { $RawDataObjForControlFix = @(); if($this.BaselineConfigurationRequired){ $RawDataObjForControlFix = $controlResult.BackupControlState; } else{ $RawDataObjForControlFix = ([ControlHelper]::ControlFixBackup | where-object {$_.ResourceId -eq $this.ResourceId}).DataObject } $uri = "https://dev.azure.com/{0}/{1}/_apis/build/definitions/{2}?api-version=5.0-preview.6" -f ($this.OrganizationContext.OrganizationName), $($this.BuildObj.project.id), $($this.BuildObj.id) $header = [WebRequestHelper]::GetAuthHeaderFromUriPatch($uri) if (-not $this.UndoFix) { $this.BuildObj[0].triggers | foreach {if($_.triggerType -eq "pullRequest" -and [Helpers]::CheckMember($_,"forks") -and $_.forks.allowSecrets -eq $true){$_.forks.allowSecrets = $false;}} $body = $this.BuildObj[0] | ConvertTo-Json -Depth 10 $buildDefnsObj = Invoke-RestMethod -Uri $uri -Method PUT -ContentType "application/json" -Headers $header -Body $body $controlResult.AddMessage([VerificationResult]::Fixed,"Pipeline secrets are marked as unavailable to pull request validations of public repo forks."); } else { $this.BuildObj[0].triggers | foreach {if($_.triggerType -eq "pullRequest" -and [Helpers]::CheckMember($_,"forks") -and $_.forks.allowSecrets -eq $false){$_.forks.allowSecrets = $true;}} $body = $this.BuildObj[0] | ConvertTo-Json -Depth 10 $buildDefnsObj = Invoke-RestMethod -Uri $uri -Method PUT -ContentType "application/json" -Headers $header -Body $body $controlResult.AddMessage([VerificationResult]::Fixed,"Pipeline secrets are marked as available to pull request validations of public repo forks."); } } catch { $controlResult.AddMessage([VerificationResult]::Error, "Could not apply fix."); $controlResult.LogException($_) } return $controlResult } hidden [ControlResult] CheckForkedRepoOnSHAgent([ControlResult] $controlResult) { try { #If repo made by fork then only 'isFork' property comes. if ([Helpers]::CheckMember($this.BuildObj.repository, "properties.isFork") -and $this.BuildObj.repository.properties.isFork -eq $true) { #If agent pool is hosted then only 'isHosted' property comes, 'isHosted' property does not comes if pool is non-hosted if ([Helpers]::CheckMember($this.BuildObj, "queue.pool") -and !([Helpers]::CheckMember($this.BuildObj.queue.pool,"isHosted") -and $this.BuildObj.queue.pool.isHosted -eq $true ) ) { #https://dev.azure.com/{0}/_apis/distributedtask/pools?poolIds={1}&api-version=6.0 $controlResult.AddMessage([VerificationResult]::Failed,"Pipeline builds code from forked repository [$($this.BuildObj.repository.name)] on self-hosted agent [$($this.BuildObj.queue.pool.name)]."); $controlResult.AdditionalInfo += "Pipeline builds code from forked repository [$($this.BuildObj.repository.name)] on self-hosted agent [$($this.BuildObj.queue.pool.name)]."; } else { $controlResult.AddMessage([VerificationResult]::Passed,"Pipeline builds code from forked repository [$($this.BuildObj.repository.name)] on hosted agent [$($this.BuildObj.queue.pool.name)]."); $controlResult.AdditionalInfo += "Pipeline builds code from forked repository [$($this.BuildObj.repository.name)] on hosted agent [$($this.BuildObj.queue.pool.name)]."; } } else { $controlResult.AddMessage([VerificationResult]::Passed,"Pipeline does not build code from forked repository."); } } catch { $controlResult.AddMessage([VerificationResult]::Error,"Could not fetch the pipeline details."); $controlResult.LogException($_) } return $controlResult; } hidden [ControlResult] CheckCIScheduledBuildTrigger([ControlResult] $controlResult) { if(($this.BuildObj | Measure-Object).Count -gt 0) { $sourceobj = $this.BuildObj[0].repository | Select-Object -Property @{Name="Name"; Expression = {$_.Name}},@{Name="Type"; Expression = {$_.type}} if( ($this.BuildObj[0].repository.type -eq 'TfsGit') -or ($this.BuildObj[0].repository.type -eq 'TfsVersionControl')) { $controlResult.AddMessage([VerificationResult]::Passed,"Pipeline code is built from trusted repository.", $sourceobj); $controlResult.AdditionalInfo += "Pipeline code is built from trusted repository: " + [JsonHelper]::ConvertToJsonCustomCompressed($sourceobj); } else { $controlResult.AddMessage("Pipeline code is built from untrusted external repository.", $sourceobj); $controlResult.AdditionalInfo += "Pipeline code is built from untrusted external repository: " + [JsonHelper]::ConvertToJsonCustomCompressed($sourceobj); if ([Helpers]::CheckMember($this.BuildObj[0], "triggers")) { $CITrigger = $this.BuildObj[0].triggers | Where-Object { $_.triggerType -eq "continuousIntegration"} $ScheduledTrigger = $this.BuildObj[0].triggers | Where-Object { $_.triggerType -eq "schedule" } if ($CITrigger -or $ScheduledTrigger) { $flag = $false; if ($CITrigger) { $controlResult.AddMessage([VerificationResult]::Failed, "Continuous integration is enabled for build pipeline."); $flag = $true; } if ($ScheduledTrigger) { if($flag) { $controlResult.AddMessage("Scheduled build is enabled for build pipeline."); } else { $controlResult.AddMessage([VerificationResult]::Failed,"Scheduled build is enabled for build pipeline."); } } } else { $controlResult.AddMessage([VerificationResult]::Passed, "Neither continuous integration nor scheduled build are enabled for build pipeline."); } } else { $controlResult.AddMessage([VerificationResult]::Passed, "No trigger is enabled for build pipeline."); } } } return $controlResult; } hidden FetchRegexForURL() { [Build]::RegexForURL = @($this.ControlSettings.Patterns | where {$_.RegexCode -eq "URLs"} | Select-Object -Property RegexList); } hidden CheckActiveBuilds() { try { if($this.BuildObj) { $inactiveLimit = $this.ControlSettings.Build.BuildHistoryPeriodInDays $this.buildActivityDetail.buildCreationDate = ([datetime] $this.BuildObj.createdDate) if([Helpers]::CheckMember($this.BuildObj[0],"latestBuild") -and $null -ne $this.BuildObj[0].latestBuild) { [datetime] $queueTime = ([datetime] $this.BuildObj[0].latestBuild.queueTime) if ($queueTime -gt (Get-Date).AddDays( - $($this.ControlSettings.Build.BuildHistoryPeriodInDays))) { $this.buildActivityDetail.isBuildActive = $true; $this.buildActivityDetail.message = "Found recent builds triggered within $($this.ControlSettings.Build.BuildHistoryPeriodInDays) days"; } else { $this.buildActivityDetail.isBuildActive = $false; $this.buildActivityDetail.message = "No recent build history found in last $inactiveLimit days."; } if([Helpers]::CheckMember($this.BuildObj[0].latestBuild,"finishTime")) { $this.buildActivityDetail.buildLastRunDate = ([datetime] $this.BuildObj[0].latestBuild.finishTime) } } else { #no build history ever. $this.buildActivityDetail.isBuildActive = $false; $this.buildActivityDetail.message = "No build history found."; } $responseObj = $null; } } catch { $this.buildActivityDetail.message = "Could not fetch build details."; $this.buildActivityDetail.errorObject = $_ } $this.buildActivityDetail.isComputed = $true } hidden [ControlResult] CheckAccessToOAuthToken([ControlResult] $controlResult) { $controlResult.VerificationResult = [VerificationResult]::Failed if(($this.BuildObj | Measure-Object).Count -gt 0) { if([Helpers]::CheckMember($this.BuildObj[0].process,"yamlFilename")) { ## In case it is YAML build if([Helpers]::CheckMember($this.ControlSettings,"Build.RegexForOAuthTokenInYAMLScript")) { $orgName = $this.OrganizationContext.OrganizationName $projectName = $this.BuildObj.project.name $projectId = $this.BuildObj.project.id $buildId = $this.BuildObj.id $repoid = $this.BuildObj.repository.id $resultObj = @() $regex = $this.ControlSettings.Build.RegexForOAuthTokenInYAMLScript $branchesToCheckForYAMLScript = @() try{ $url = "https://dev.azure.com/{0}/{1}/_apis/git/repositories/{2}/refs?api-version=6.0" -f $orgName,$projectName,$repoid $responseObj = @([WebRequestHelper]::InvokeGetWebRequest($url)); $branches = @($responseObj.name | Foreach-Object { $_.split("/")[-1]}) if([Helpers]::CheckMember($this.ControlSettings,"Build.BranchesToCheckForYAMLScript")) { $branchesToCheckForYAMLScript += $this.ControlSettings.Build.BranchesToCheckForYAMLScript } else { $branchesToCheckForYAMLScript += "master" ## default branch to check } $branches = @($branches | Where-Object {$_ -in $branchesToCheckForYAMLScript}) if($branches.count -gt 0) { $branches | where-object { $currentBranch = $_ $refobj = "" | Select-Object branch,fileName $refobj.branch = $currentBranch #in case pipeline repo is azure repo, get file contents from the repo, else use the portal API if ($this.BuildObj[0].repository.type -eq 'TfsGit'){ try{ $yamlFile = ($this.BuildObj[0].process.yamlFilename).Replace("/","%2F"); $url = "https://dev.azure.com/{0}/{1}/_apis/git/repositories/{2}/Items?path=%2F{3}&recursionLevel=0&includeContentMetadata=true&versionDescriptor.version={4}&versionDescriptor.versionOptions=0&versionDescriptor.versionType=0&includeContent=true&resolveLfs=true&api-version=6.0" -f $orgName, $projectName, ($this.BuildObj[0].repository.name), $yamlFile, $currentBranch #need to get the raw response as file contents are returned in bytes $responseObj = @([WebRequestHelper]::InvokeGetWebRequestRaw($url)); #convert byte response to string $yamlFileContent = [System.Text.Encoding]::ASCII.GetString($responseObj.Content) if($yamlFileContent -match $regex) { $refobj.fileName = $this.BuildObj[0].process.yamlFilename $resultObj += $refobj } } catch{ #eat exception as yml file not found in branch being scanned } } else{ try{ $url = 'https://dev.azure.com/{0}/{1}/_apps/hub/ms.vss-build-web.ci-designer-hub?pipelineId={2}&branch={3}&__rt=fps&__ver=2' -f $orgName, $projectId , $buildId, $currentBranch; $responseObj = @([WebRequestHelper]::InvokeGetWebRequest($url)); if([Helpers]::CheckMember($responseObj,"fps.dataProviders.data") -and $responseObj.fps.dataProviders.data.'ms.vss-build-web.pipeline-editor-data-provider' -and [Helpers]::CheckMember($responseObj.fps.dataProviders.data.'ms.vss-build-web.pipeline-editor-data-provider',"content") -and $responseObj.fps.dataProviders.data.'ms.vss-build-web.pipeline-editor-data-provider'.content) { $dataprovider = $responseObj.fps.dataProviders.data.'ms.vss-build-web.pipeline-editor-data-provider' $yamlFileContent = $dataprovider.content if($yamlFileContent -match $regex) { $refobj.fileName = $dataprovider.definition.process.yamlFilename $resultObj += $refobj } } } catch { $controlResult.AddMessage([VerificationResult]::Error,"Not able to fetch YAML file for the branch: $($currentBranch)"); $controlResult.LogException($_) } } } if($resultObj.Count -gt 0) { $controlResult.AddMessage([VerificationResult]::Verify,"OAuth token is used in YAML file for the following repo: $($this.BuildObj.repository.name)") $display = $resultObj | FT -AutoSize | Out-String -Width 512 $controlResult.AddMessage($display) } else { if($controlResult.VerificationResult -ne [VerificationResult]::Error) { $controlResult.AddMessage([VerificationResult]::Passed,"OAuth token is not being accessed in YAML file."); } } } else { $controlResult.AddMessage([VerificationResult]::Passed,"The pipeline is not assoaciated with a YAML file of any branch."); } } catch { $controlResult.AddMessage([VerificationResult]::Verify,"Not able to fetch branches associated with build."); #This could occour in case pipeline's YAML is hosted on bitbucket etc, or if referenced repo no longer exists $controlResult.LogException($_) } } else { $controlResult.AddMessage([VerificationResult]::Error, "Regular expression for detecting OAuth access token is not defined in control settings for your organization."); } } else { if([Helpers]::CheckMember($this.BuildObj,"process.phases")) { # In case it is classic build $jobs = @($this.BuildObj.process.phases) $agentlessjobs = @() $AgentjobsWithOAuthAccessTokenEnabled = @() $AgentjobsWithOAuthAccessTokenDisabled = @() $jobs | Where-Object { if([Helpers]::CheckMember($_,"target") -and [Helpers]::CheckMember($_.target,"allowScriptsAuthAccessOption",$false)) { if($_.target.allowScriptsAuthAccessOption -eq $true) { $AgentjobsWithOAuthAccessTokenEnabled += $_ } else { $AgentjobsWithOAuthAccessTokenDisabled += $_ } } else { # it will be the case of "AgentLess" job $agentlessjobs += $_ } } if($jobs.Count -eq $agentlessjobs.count) # All jobs are agentless jobs { $controlResult.AddMessage([VerificationResult]::Passed,"No agent job(s) found in build."); } elseif ($AgentjobsWithOAuthAccessTokenEnabled.count -gt 0) { # Accessing OAuth token is enabled for one or more agent jobs $controlResult.AddMessage([VerificationResult]::Verify,"Accessing OAuth token is enabled for agent job(s): `n`t $($AgentjobsWithOAuthAccessTokenEnabled.name -join ", ")"); } elseif($AgentjobsWithOAuthAccessTokenDisabled.count -gt 0) { # ACcessing OAuth token is not enabled for agent jobs $controlResult.AddMessage([VerificationResult]::Passed,"Accessing OAuth token is not enabled for agent job(s)."); } } else { $controlResult.AddMessage([VerificationResult]::Passed,"No job found in build."); } } } else { $controlResult.AddMessage([VerificationResult]::Error,"Not able to fetch build details."); } return $controlResult; } hidden [ControlResult] CheckYAMLCITrigger([ControlResult] $controlResult){ $branchesToCheckForCI = $this.ControlSettings.Build.BranchesToCheckForYAMLScript try{ if([Helpers]::CheckMember($this.BuildObj[0],"triggers")) { $CITrigger = $this.BuildObj[0].triggers | Where-Object {$_.triggerType -eq "continuousIntegration"} if($CITrigger){ #for YAML CI settingsSourceType property has a value of 2, fail the control in case of YAML CI if([Helpers]::CheckMember($CITrigger,"settingsSourceType") -and $CITrigger.settingsSourceType -eq 2){ $controlResult.AddMessage([VerificationResult]::Failed,"YAML CI trigger is enabled for the build pipeline."); } else{ <#branches can have naming conventions as following: +refs/heads/.. -> include this branch -refs/heads/.. -> exclude this branch We need to filter out only those branches that are being included in CI #> $branchFilters = $CITrigger.branchFilters | where {$_ -like "+refs/heads/*"}; #extract the branch name $branchFilters = $branchFilters | foreach {($_ -split "\+refs/heads/")[1]}; $nonPermissibleBranchesFound = $false; $nonPermissibleBranches = @(); foreach ($branch in $branchFilters){ if ($branch -notin $branchesToCheckForCI) { $nonPermissibleBranchesFound = $true; $nonPermissibleBranches+=$branch } } if($nonPermissibleBranchesFound){ $controlResult.AddMessage([VerificationResult]::Failed,"YAML CI trigger is disabled for the build pipeline. However, CI is enabled on non permissible branches."); $controlResult.AddMessage("CI has been enabled on the following non-permissible branches: "); $controlResult.AddMessage($($nonPermissibleBranches| FT | Out-String)); } else{ $controlResult.AddMessage([VerificationResult]::Passed,"YAML CI trigger is disabled for the build pipeline. CI is enabled only on allowed branches."); } } } else{ $controlResult.AddMessage([VerificationResult]::Passed,"No CI triggers are enabled for the build pipeline."); } } else{ $controlResult.AddMessage([VerificationResult]::Passed,"No triggers are enabled for the build pipeline."); } $controlResult.AddMessage("`nNote:`nFollowing branches are considered permissible branches for CI trigger: "); $controlResult.AddMessage("$($branchesToCheckForCI | FT | Out-String)") } catch{ $controlResult.AddMessage([VerificationResult]::Error,"Could not fetch build pipeline details."); } return $controlResult; } hidden [ControlResult] CheckYAMLDefaultBranch([ControlResult] $controlResult){ try{ $defaultBranch = $this.buildObj[0].repository.defaultBranch; $controlResult.AddMessage("The default branch for the YAML pipeline is: "+$defaultBranch); $controlResult.AdditionalInfo+="The default branch for the YAML pipeline is: "+$defaultBranch #if YAML file is in external source, branch protection cannot be determined, needs to be checked manually if( ($this.BuildObj[0].repository.type -ne 'TfsGit') -and ($this.BuildObj[0].repository.type -ne 'TfsVersionControl')){ $controlResult.AddMessage([VerificationResult]::Manual,"Pipeline is build on an external source. Branch protection cannot be verified."); return $controlResult; } $repoId = $this.buildObj[0].repository.id; #the API may have inconsistent naming structure where branches may not be preceded with refs/heads. In such cases branch protection results may be incorrect #add this prefix in such cases if($defaultBranch -notlike "refs/*"){ $defaultBranch = "refs/heads/{0}" -f $defaultBranch } #multiple pipelines may use the same repo and branch, cache the result in these cases $cachedBranchPolicy = [Build]::YamlBranchPolicies | Where-Object {$_.repo -eq $repoId -and $_.branch -eq $defaultBranch} if($cachedBranchPolicy -ne $null) { if($cachedBranchPolicy.isProtected){ $controlResult.AddMessage([VerificationResult]::Passed,$cachedBranchPolicy.controlMessage); } else{ $controlResult.AddMessage([VerificationResult]::Failed,$cachedBranchPolicy.controlMessage); } return $controlResult; } $url = "https://dev.azure.com/{0}/{1}/_apis/git/policy/configurations?repositoryId={2}&refName={3}&api-version=5.0-preview.1" -f $this.OrganizationContext.OrganizationName,$this.ResourceContext.ResourceGroupName,$repoId,$defaultBranch $policyConfigResponse = @([WebRequestHelper]::InvokeGetWebRequest($url)) if([Helpers]::CheckMember($policyConfigResponse[0],"id")){ $branchPolicy = @($policyConfigResponse | Where-Object {$_.isEnabled -and $_.isBlocking}) #policyConfigResponse also contains repository policies, we need to filter out just branch policies $branchPolicy = @($branchPolicy | Where-Object {[Helpers]::CheckMember($_.settings.scope[0],"refName")}) if($branchPolicy.Count -gt 0) { $controlResult.AddMessage([VerificationResult]::Passed,"Branch policies have been enabled on the default branch."); [Build]::YamlBranchPolicies += (@{repo = $repoId;branch = $defaultBranch; isProtected = $true;controlMessage = "Branch policies have been enabled on the default branch."}) } else{ $controlResult.AddMessage([VerificationResult]::Failed,"No active branch policies have been enabled on the default branch."); [Build]::YamlBranchPolicies += (@{repo = $repoId;branch = $defaultBranch; isProtected = $false;controlMessage ="No active branch policies have been enabled on the default branch." }) } } else{ $controlResult.AddMessage([VerificationResult]::Failed,"No branch policies have been enabled on the default branch."); [Build]::YamlBranchPolicies += (@{repo = $repoId;branch = $defaultBranch; isProtected = $false;controlMessage = "No branch policies have been enabled on the default branch."}) } } catch{ $controlResult.AddMessage([VerificationResult]::Error,"Could not fetch build pipeline details."); } return $controlResult; } } # 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