Private/create-jsonReport.ps1
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function Create-JsonReport { param ( [string]$OutputPath, [object]$KubeData, [switch]$ExcludeNamespaces, [switch]$aks, [string]$SubscriptionId, [string]$ResourceGroup, [string]$ClusterName ) # Get cluster metadata $clusterName = (kubectl config current-context) $versionInfo = kubectl version -o json | ConvertFrom-Json $k8sVersion = $versionInfo.serverVersion.gitVersion $generatedAt = (Get-Date).ToUniversalTime().ToString("yyyy-MM-ddTHH:mm:ssZ") # Initialize results structure $results = @{ metadata = @{ clusterName = $clusterName kubernetesVersion = $k8sVersion generatedAt = $generatedAt } checks = @{} } # Run YAML-based checks $yamlCheckResults = Invoke-yamlChecks -Json -KubeData $KubeData -ExcludeNamespaces:$ExcludeNamespaces # Flatten YAML checks into checks map $checksMap = @{} foreach ($check in $yamlCheckResults.Items) { if ($check.ID) { $checksMap[$check.ID] = $check } } # Handle AKS checks if -aks switch is provided if ($aks -and $KubeData.AksCluster) { # Add filtered AKS metadata $results.metadata.aks = @{ subscriptionId = $KubeData.AksCluster.subscriptionId resourceGroup = $KubeData.AksCluster.resourceGroup clusterName = $KubeData.AksCluster.clusterName # Add other relevant AKS metadata as needed } # Run AKS best practices checks try { $aksCheckResults = Invoke-AKSBestPractices -Json -KubeData $KubeData -SubscriptionId $SubscriptionId -ResourceGroup $ResourceGroup -ClusterName $ClusterName # Integrate AKS checks into checksMap if ($aksCheckResults -and $aksCheckResults.Items) { foreach ($aksCheck in $aksCheckResults.Items) { if ($aksCheck.ID) { $checksMap[$aksCheck.ID] = $aksCheck } } } else { Write-Warning "Invoke-AKSBestPractices returned no valid check results." $checksMap['AKSBestPractices'] = @{ ID = 'AKSBestPractices' Name = 'AKS Best Practices' Message = 'No AKS best practices checks returned.' Total = 0 Items = @() } } } catch { Write-Warning "Failed to run AKS best practices: $_" $checksMap['AKSBestPractices'] = @{ ID = 'AKSBestPractices' Name = 'AKS Best Practices' Message = "Error running AKS checks: $_" Total = 0 Items = @() } } } # Assign checks to results $results.checks = $checksMap # Calculate score from all checks $allChecks = $yamlCheckResults.Items $validChecks = $allChecks | Where-Object { $_.Weight -ne $null -and -not $_.Error -and $_.ID -ne $null } $results.metadata.score = Get-ClusterHealthScore -Checks $validChecks # ----- Add Prometheus Metrics to JSON ----- if ($KubeData.PrometheusMetrics) { # Cluster-level averages $cpuValues = $KubeData.PrometheusMetrics.NodeCpuUsagePercent | ForEach-Object { $_.values | ForEach-Object { [double]$_[1] } } $memValues = $KubeData.PrometheusMetrics.NodeMemoryUsagePercent | ForEach-Object { $_.values | ForEach-Object { [double]$_[1] } } $clusterMetrics = [PSCustomObject]@{ avgCpuPercent = [math]::Round(($cpuValues | Measure-Object -Average).Average, 2) avgMemPercent = [math]::Round(($memValues | Measure-Object -Average).Average, 2) cpuTimeSeries = ( $KubeData.PrometheusMetrics.NodeCpuUsagePercent | ForEach-Object { $_.values | ForEach-Object { [PSCustomObject]@{ timestamp = [int64]($_[0] * 1000); value = [double]$_[1] } } } | Group-Object timestamp | ForEach-Object { [PSCustomObject]@{ timestamp = $_.Name; value = [math]::Round(($_.Group | Measure-Object -Property value -Average).Average, 2) } } | Sort-Object timestamp ) memTimeSeries = ( $KubeData.PrometheusMetrics.NodeMemoryUsagePercent | ForEach-Object { $_.values | ForEach-Object { [PSCustomObject]@{ timestamp = [int64]($_[0] * 1000); value = [double]$_[1] } } } | Group-Object timestamp | ForEach-Object { [PSCustomObject]@{ timestamp = $_.Name; value = [math]::Round(($_.Group | Measure-Object -Property value -Average).Average, 2) } } | Sort-Object timestamp ) } # Node-level metrics $nodeMetricsList = @() foreach ($node in $KubeData.Nodes.items) { $name = $node.metadata.name $cpuMatch = $KubeData.PrometheusMetrics.NodeCpuUsagePercent | Where-Object { $_.metric.instance -match $name } $memMatch = $KubeData.PrometheusMetrics.NodeMemoryUsagePercent | Where-Object { $_.metric.instance -match $name } $diskMatch = $KubeData.PrometheusMetrics.NodeDiskUsagePercent | Where-Object { $_.metric.instance -match $name } $cpuSeries = if ($cpuMatch -and $cpuMatch.values) { $cpuMatch.values | ForEach-Object { [PSCustomObject]@{ timestamp = [int64]($_[0] * 1000); value = [double]$_[1] } } } else { @() } $memSeries = if ($memMatch -and $memMatch.values) { $memMatch.values | ForEach-Object { [PSCustomObject]@{ timestamp = [int64]($_[0] * 1000); value = [double]$_[1] } } } else { @() } $diskSeries = if ($diskMatch -and $diskMatch.values) { $diskMatch.values | ForEach-Object { [PSCustomObject]@{ timestamp = [int64]($_[0] * 1000); value = [double]$_[1] } } } else { @() } $nodeMetricsList += [PSCustomObject]@{ nodeName = $name cpuAvg = if ($cpuSeries.Count -gt 0) { [math]::Round(($cpuSeries.value | Measure-Object -Average).Average, 2) } else { 'N/A' } memAvg = if ($memSeries.Count -gt 0) { [math]::Round(($memSeries.value | Measure-Object -Average).Average, 2) } else { 'N/A' } diskAvg = if ($diskSeries.Count -gt 0) { [math]::Round(($diskSeries.value | Measure-Object -Average).Average, 2) } else { 'N/A' } cpuSeries = $cpuSeries memSeries = $memSeries diskSeries = $diskSeries } } $results.metrics = @{ cluster = $clusterMetrics; nodes = $nodeMetricsList } } # Write JSON $results | ConvertTo-Json -Depth 10 | Set-Content -Encoding UTF8 $OutputPath } |