netframework: merge multiple collector into one (Click here for more information) (#1633)

pkg/collector/netframework/netframework.go

@@ -0,0 +1,245 @@
+//go:build windows
+
+package netframework
+
+import (
+	"errors"
+	"fmt"
+	"log/slog"
+	"slices"
+
+	"github.com/alecthomas/kingpin/v2"
+	"github.com/prometheus-community/windows_exporter/pkg/types"
+	"github.com/prometheus/client_golang/prometheus"
+	"github.com/yusufpapurcu/wmi"
+)
+
+const Name = "netframework"
+
+type Config struct {
+	CollectorsEnabled []string `yaml:"collectors_enabled"`
+}
+
+var ConfigDefaults = Config{
+	CollectorsEnabled: []string{
+		collectorClrExceptions,
+		collectorClrInterop,
+		collectorClrJIT,
+		collectorClrLoading,
+		collectorClrLocksAndThreads,
+		collectorClrMemory,
+		collectorClrRemoting,
+		collectorClrSecurity,
+	},
+}
+
+const (
+	collectorClrExceptions      = "clrexceptions"
+	collectorClrInterop         = "clrinterop"
+	collectorClrJIT             = "clrjit"
+	collectorClrLoading         = "clrloading"
+	collectorClrLocksAndThreads = "clrlocksandthreads"
+	collectorClrMemory          = "clrmemory"
+	collectorClrRemoting        = "clrremoting"
+	collectorClrSecurity        = "clrsecurity"
+)
+
+// A Collector is a Prometheus Collector for WMI Win32_PerfRawData_NETFramework_NETCLRExceptions metrics.
+type Collector struct {
+	config    Config
+	wmiClient *wmi.Client
+
+	// clrexceptions
+	numberOfExceptionsThrown *prometheus.Desc
+	numberOfFilters          *prometheus.Desc
+	numberOfFinally          *prometheus.Desc
+	throwToCatchDepth        *prometheus.Desc
+
+	// clrinterop
+	numberOfCCWs        *prometheus.Desc
+	numberOfMarshalling *prometheus.Desc
+	numberOfStubs       *prometheus.Desc
+
+	// clrjit
+	numberOfMethodsJitted      *prometheus.Desc
+	timeInJit                  *prometheus.Desc
+	standardJitFailures        *prometheus.Desc
+	totalNumberOfILBytesJitted *prometheus.Desc
+
+	// clrloading
+	bytesInLoaderHeap         *prometheus.Desc
+	currentAppDomains         *prometheus.Desc
+	currentAssemblies         *prometheus.Desc
+	currentClassesLoaded      *prometheus.Desc
+	totalAppDomains           *prometheus.Desc
+	totalAppDomainsUnloaded   *prometheus.Desc
+	totalAssemblies           *prometheus.Desc
+	totalClassesLoaded        *prometheus.Desc
+	totalNumberOfLoadFailures *prometheus.Desc
+
+	// clrlocksandthreads
+	currentQueueLength               *prometheus.Desc
+	numberOfCurrentLogicalThreads    *prometheus.Desc
+	numberOfCurrentPhysicalThreads   *prometheus.Desc
+	numberOfCurrentRecognizedThreads *prometheus.Desc
+	numberOfTotalRecognizedThreads   *prometheus.Desc
+	queueLengthPeak                  *prometheus.Desc
+	totalNumberOfContentions         *prometheus.Desc
+
+	// clrmemory
+	allocatedBytes            *prometheus.Desc
+	finalizationSurvivors     *prometheus.Desc
+	heapSize                  *prometheus.Desc
+	promotedBytes             *prometheus.Desc
+	numberGCHandles           *prometheus.Desc
+	numberCollections         *prometheus.Desc
+	numberInducedGC           *prometheus.Desc
+	numberOfPinnedObjects     *prometheus.Desc
+	numberOfSinkBlocksInUse   *prometheus.Desc
+	numberTotalCommittedBytes *prometheus.Desc
+	numberTotalReservedBytes  *prometheus.Desc
+	timeInGC                  *prometheus.Desc
+
+	// clrremoting
+	channels                  *prometheus.Desc
+	contextBoundClassesLoaded *prometheus.Desc
+	contextBoundObjects       *prometheus.Desc
+	contextProxies            *prometheus.Desc
+	contexts                  *prometheus.Desc
+	totalRemoteCalls          *prometheus.Desc
+
+	// clrsecurity
+	numberLinkTimeChecks *prometheus.Desc
+	timeInRTChecks       *prometheus.Desc
+	stackWalkDepth       *prometheus.Desc
+	totalRuntimeChecks   *prometheus.Desc
+}
+
+func New(config *Config) *Collector {
+	if config == nil {
+		config = &ConfigDefaults
+	}
+
+	c := &Collector{
+		config: *config,
+	}
+
+	return c
+}
+
+func NewWithFlags(_ *kingpin.Application) *Collector {
+	return &Collector{}
+}
+
+func (c *Collector) GetName() string {
+	return Name
+}
+
+func (c *Collector) GetPerfCounter(_ *slog.Logger) ([]string, error) {
+	return []string{}, nil
+}
+
+func (c *Collector) Close(_ *slog.Logger) error {
+	return nil
+}
+
+func (c *Collector) Build(_ *slog.Logger, wmiClient *wmi.Client) error {
+	if wmiClient == nil || wmiClient.SWbemServicesClient == nil {
+		return errors.New("wmiClient or SWbemServicesClient is nil")
+	}
+
+	c.wmiClient = wmiClient
+
+	if slices.Contains(c.config.CollectorsEnabled, collectorClrExceptions) {
+		c.buildClrExceptions()
+	}
+
+	if slices.Contains(c.config.CollectorsEnabled, collectorClrInterop) {
+		c.buildClrInterop()
+	}
+
+	if slices.Contains(c.config.CollectorsEnabled, collectorClrJIT) {
+		c.buildClrJIT()
+	}
+
+	if slices.Contains(c.config.CollectorsEnabled, collectorClrLoading) {
+		c.buildClrLoading()
+	}
+
+	if slices.Contains(c.config.CollectorsEnabled, collectorClrLocksAndThreads) {
+		c.buildClrLocksAndThreads()
+	}
+
+	if slices.Contains(c.config.CollectorsEnabled, collectorClrMemory) {
+		c.buildClrMemory()
+	}
+
+	if slices.Contains(c.config.CollectorsEnabled, collectorClrRemoting) {
+		c.buildClrRemoting()
+	}
+
+	if slices.Contains(c.config.CollectorsEnabled, collectorClrSecurity) {
+		c.buildClrSecurity()
+	}
+
+	return nil
+}
+
+// Collect sends the metric values for each metric
+// to the provided prometheus Metric channel.
+func (c *Collector) Collect(_ *types.ScrapeContext, _ *slog.Logger, ch chan<- prometheus.Metric) error {
+	var (
+		err  error
+		errs []error
+	)
+
+	if slices.Contains(c.config.CollectorsEnabled, collectorClrExceptions) {
+		if err = c.collectClrExceptions(ch); err != nil {
+			errs = append(errs, fmt.Errorf("failed to collect %s metrics: %w", collectorClrExceptions, err))
+		}
+	}
+
+	if slices.Contains(c.config.CollectorsEnabled, collectorClrInterop) {
+		if err = c.collectClrInterop(ch); err != nil {
+			errs = append(errs, fmt.Errorf("failed to collect %s metrics: %w", collectorClrInterop, err))
+		}
+	}
+
+	if slices.Contains(c.config.CollectorsEnabled, collectorClrJIT) {
+		if err = c.collectClrJIT(ch); err != nil {
+			errs = append(errs, fmt.Errorf("failed to collect %s metrics: %w", collectorClrJIT, err))
+		}
+	}
+
+	if slices.Contains(c.config.CollectorsEnabled, collectorClrLoading) {
+		if err = c.collectClrLoading(ch); err != nil {
+			errs = append(errs, fmt.Errorf("failed to collect %s metrics: %w", collectorClrLoading, err))
+		}
+	}
+
+	if slices.Contains(c.config.CollectorsEnabled, collectorClrLocksAndThreads) {
+		if err = c.collectClrLocksAndThreads(ch); err != nil {
+			errs = append(errs, fmt.Errorf("failed to collect %s metrics: %w", collectorClrLocksAndThreads, err))
+		}
+	}
+
+	if slices.Contains(c.config.CollectorsEnabled, collectorClrMemory) {
+		if err = c.collectClrMemory(ch); err != nil {
+			errs = append(errs, fmt.Errorf("failed to collect %s metrics: %w", collectorClrMemory, err))
+		}
+	}
+
+	if slices.Contains(c.config.CollectorsEnabled, collectorClrRemoting) {
+		if err = c.collectClrRemoting(ch); err != nil {
+			errs = append(errs, fmt.Errorf("failed to collect %s metrics: %w", collectorClrRemoting, err))
+		}
+	}
+
+	if slices.Contains(c.config.CollectorsEnabled, collectorClrSecurity) {
+		if err = c.collectClrSecurity(ch); err != nil {
+			errs = append(errs, fmt.Errorf("failed to collect %s metrics: %w", collectorClrSecurity, err))
+		}
+	}
+
+	return errors.Join(errs...)
+}

pkg/collector/netframework/netframework_clrexceptions.go

@@ -0,0 +1,88 @@
+//go:build windows
+
+package netframework
+
+import (
+	"github.com/prometheus-community/windows_exporter/pkg/types"
+	"github.com/prometheus/client_golang/prometheus"
+)
+
+func (c *Collector) buildClrExceptions() {
+	c.numberOfExceptionsThrown = prometheus.NewDesc(
+		prometheus.BuildFQName(types.Namespace, Name, "exceptions_thrown_total"),
+		"Displays the total number of exceptions thrown since the application started. This includes both .NET exceptions and unmanaged exceptions that are converted into .NET exceptions.",
+		[]string{"process"},
+		nil,
+	)
+	c.numberOfFilters = prometheus.NewDesc(
+		prometheus.BuildFQName(types.Namespace, Name, "exceptions_filters_total"),
+		"Displays the total number of .NET exception filters executed. An exception filter evaluates regardless of whether an exception is handled.",
+		[]string{"process"},
+		nil,
+	)
+	c.numberOfFinally = prometheus.NewDesc(
+		prometheus.BuildFQName(types.Namespace, Name, "exceptions_finallys_total"),
+		"Displays the total number of finally blocks executed. Only the finally blocks executed for an exception are counted; finally blocks on normal code paths are not counted by this counter.",
+		[]string{"process"},
+		nil,
+	)
+	c.throwToCatchDepth = prometheus.NewDesc(
+		prometheus.BuildFQName(types.Namespace, Name, "throw_to_catch_depth_total"),
+		"Displays the total number of stack frames traversed, from the frame that threw the exception to the frame that handled the exception.",
+		[]string{"process"},
+		nil,
+	)
+}
+
+type Win32_PerfRawData_NETFramework_NETCLRExceptions struct {
+	Name string
+
+	NumberofExcepsThrown       uint32
+	NumberofExcepsThrownPersec uint32
+	NumberofFiltersPersec      uint32
+	NumberofFinallysPersec     uint32
+	ThrowToCatchDepthPersec    uint32
+}
+
+func (c *Collector) collectClrExceptions(ch chan<- prometheus.Metric) error {
+	var dst []Win32_PerfRawData_NETFramework_NETCLRExceptions
+	if err := c.wmiClient.Query("SELECT * FROM Win32_PerfRawData_NETFramework_NETCLRExceptions", &dst); err != nil {
+		return err
+	}
+
+	for _, process := range dst {
+		if process.Name == "_Global_" {
+			continue
+		}
+
+		ch <- prometheus.MustNewConstMetric(
+			c.numberOfExceptionsThrown,
+			prometheus.CounterValue,
+			float64(process.NumberofExcepsThrown),
+			process.Name,
+		)
+
+		ch <- prometheus.MustNewConstMetric(
+			c.numberOfFilters,
+			prometheus.CounterValue,
+			float64(process.NumberofFiltersPersec),
+			process.Name,
+		)
+
+		ch <- prometheus.MustNewConstMetric(
+			c.numberOfFinally,
+			prometheus.CounterValue,
+			float64(process.NumberofFinallysPersec),
+			process.Name,
+		)
+
+		ch <- prometheus.MustNewConstMetric(
+			c.throwToCatchDepth,
+			prometheus.CounterValue,
+			float64(process.ThrowToCatchDepthPersec),
+			process.Name,
+		)
+	}
+
+	return nil
+}

pkg/collector/netframework/netframework_clrinterop.go

@@ -0,0 +1,75 @@
+//go:build windows
+
+package netframework
+
+import (
+	"github.com/prometheus-community/windows_exporter/pkg/types"
+	"github.com/prometheus/client_golang/prometheus"
+)
+
+func (c *Collector) buildClrInterop() {
+	c.numberOfCCWs = prometheus.NewDesc(
+		prometheus.BuildFQName(types.Namespace, Name, "com_callable_wrappers_total"),
+		"Displays the current number of COM callable wrappers (CCWs). A CCW is a proxy for a managed object being referenced from an unmanaged COM client.",
+		[]string{"process"},
+		nil,
+	)
+	c.numberOfMarshalling = prometheus.NewDesc(
+		prometheus.BuildFQName(types.Namespace, Name, "interop_marshalling_total"),
+		"Displays the total number of times arguments and return values have been marshaled from managed to unmanaged code, and vice versa, since the application started.",
+		[]string{"process"},
+		nil,
+	)
+	c.numberOfStubs = prometheus.NewDesc(
+		prometheus.BuildFQName(types.Namespace, Name, "interop_stubs_created_total"),
+		"Displays the current number of stubs created by the common language runtime. Stubs are responsible for marshaling arguments and return values from managed to unmanaged code, and vice versa, during a COM interop call or a platform invoke call.",
+		[]string{"process"},
+		nil,
+	)
+}
+
+type Win32_PerfRawData_NETFramework_NETCLRInterop struct {
+	Name string
+
+	NumberofCCWs             uint32
+	Numberofmarshalling      uint32
+	NumberofStubs            uint32
+	NumberofTLBexportsPersec uint32
+	NumberofTLBimportsPersec uint32
+}
+
+func (c *Collector) collectClrInterop(ch chan<- prometheus.Metric) error {
+	var dst []Win32_PerfRawData_NETFramework_NETCLRInterop
+	if err := c.wmiClient.Query("SELECT * FROM Win32_PerfRawData_NETFramework_NETCLRInterop", &dst); err != nil {
+		return err
+	}
+
+	for _, process := range dst {
+		if process.Name == "_Global_" {
+			continue
+		}
+
+		ch <- prometheus.MustNewConstMetric(
+			c.numberOfCCWs,
+			prometheus.CounterValue,
+			float64(process.NumberofCCWs),
+			process.Name,
+		)
+
+		ch <- prometheus.MustNewConstMetric(
+			c.numberOfMarshalling,
+			prometheus.CounterValue,
+			float64(process.Numberofmarshalling),
+			process.Name,
+		)
+
+		ch <- prometheus.MustNewConstMetric(
+			c.numberOfStubs,
+			prometheus.CounterValue,
+			float64(process.NumberofStubs),
+			process.Name,
+		)
+	}
+
+	return nil
+}

pkg/collector/netframework/netframework_clrjit.go

@@ -0,0 +1,90 @@
+//go:build windows
+
+package netframework
+
+import (
+	"github.com/prometheus-community/windows_exporter/pkg/types"
+	"github.com/prometheus/client_golang/prometheus"
+)
+
+func (c *Collector) buildClrJIT() {
+	c.numberOfMethodsJitted = prometheus.NewDesc(
+		prometheus.BuildFQName(types.Namespace, Name, "jit_methods_total"),
+		"Displays the total number of methods JIT-compiled since the application started. This counter does not include pre-JIT-compiled methods.",
+		[]string{"process"},
+		nil,
+	)
+	c.timeInJit = prometheus.NewDesc(
+		prometheus.BuildFQName(types.Namespace, Name, "jit_time_percent"),
+		"Displays the percentage of time spent in JIT compilation. This counter is updated at the end of every JIT compilation phase. A JIT compilation phase occurs when a method and its dependencies are compiled.",
+		[]string{"process"},
+		nil,
+	)
+	c.standardJitFailures = prometheus.NewDesc(
+		prometheus.BuildFQName(types.Namespace, Name, "jit_standard_failures_total"),
+		"Displays the peak number of methods the JIT compiler has failed to compile since the application started. This failure can occur if the MSIL cannot be verified or if there is an internal error in the JIT compiler.",
+		[]string{"process"},
+		nil,
+	)
+	c.totalNumberOfILBytesJitted = prometheus.NewDesc(
+		prometheus.BuildFQName(types.Namespace, Name, "jit_il_bytes_total"),
+		"Displays the total number of Microsoft intermediate language (MSIL) bytes compiled by the just-in-time (JIT) compiler since the application started",
+		[]string{"process"},
+		nil,
+	)
+}
+
+type Win32_PerfRawData_NETFramework_NETCLRJit struct {
+	Name string
+
+	Frequency_PerfTime         uint32
+	ILBytesJittedPersec        uint32
+	NumberofILBytesJitted      uint32
+	NumberofMethodsJitted      uint32
+	PercentTimeinJit           uint32
+	StandardJitFailures        uint32
+	TotalNumberofILBytesJitted uint32
+}
+
+func (c *Collector) collectClrJIT(ch chan<- prometheus.Metric) error {
+	var dst []Win32_PerfRawData_NETFramework_NETCLRJit
+	if err := c.wmiClient.Query("SELECT * FROM Win32_PerfRawData_NETFramework_NETCLRJit", &dst); err != nil {
+		return err
+	}
+
+	for _, process := range dst {
+		if process.Name == "_Global_" {
+			continue
+		}
+
+		ch <- prometheus.MustNewConstMetric(
+			c.numberOfMethodsJitted,
+			prometheus.CounterValue,
+			float64(process.NumberofMethodsJitted),
+			process.Name,
+		)
+
+		ch <- prometheus.MustNewConstMetric(
+			c.timeInJit,
+			prometheus.GaugeValue,
+			float64(process.PercentTimeinJit)/float64(process.Frequency_PerfTime),
+			process.Name,
+		)
+
+		ch <- prometheus.MustNewConstMetric(
+			c.standardJitFailures,
+			prometheus.GaugeValue,
+			float64(process.StandardJitFailures),
+			process.Name,
+		)
+
+		ch <- prometheus.MustNewConstMetric(
+			c.totalNumberOfILBytesJitted,
+			prometheus.CounterValue,
+			float64(process.TotalNumberofILBytesJitted),
+			process.Name,
+		)
+	}
+
+	return nil
+}

pkg/collector/netframework/netframework_clrloading.go

@@ -0,0 +1,164 @@
+//go:build windows
+
+package netframework
+
+import (
+	"github.com/prometheus-community/windows_exporter/pkg/types"
+	"github.com/prometheus/client_golang/prometheus"
+)
+
+func (c *Collector) buildClrLoading() {
+	c.bytesInLoaderHeap = prometheus.NewDesc(
+		prometheus.BuildFQName(types.Namespace, Name, "loader_heap_size_bytes"),
+		"Displays the current size, in bytes, of the memory committed by the class loader across all application domains. Committed memory is the physical space reserved in the disk paging file.",
+		[]string{"process"},
+		nil,
+	)
+	c.currentAppDomains = prometheus.NewDesc(
+		prometheus.BuildFQName(types.Namespace, Name, "appdomains_loaded_current"),
+		"Displays the current number of application domains loaded in this application.",
+		[]string{"process"},
+		nil,
+	)
+	c.currentAssemblies = prometheus.NewDesc(
+		prometheus.BuildFQName(types.Namespace, Name, "assemblies_loaded_current"),
+		"Displays the current number of assemblies loaded across all application domains in the currently running application. If the assembly is loaded as domain-neutral from multiple application domains, this counter is incremented only once.",
+		[]string{"process"},
+		nil,
+	)
+	c.currentClassesLoaded = prometheus.NewDesc(
+		prometheus.BuildFQName(types.Namespace, Name, "classes_loaded_current"),
+		"Displays the current number of classes loaded in all assemblies.",
+		[]string{"process"},
+		nil,
+	)
+	c.totalAppDomains = prometheus.NewDesc(
+		prometheus.BuildFQName(types.Namespace, Name, "appdomains_loaded_total"),
+		"Displays the peak number of application domains loaded since the application started.",
+		[]string{"process"},
+		nil,
+	)
+	c.totalAppDomainsUnloaded = prometheus.NewDesc(
+		prometheus.BuildFQName(types.Namespace, Name, "appdomains_unloaded_total"),
+		"Displays the total number of application domains unloaded since the application started. If an application domain is loaded and unloaded multiple times, this counter increments each time the application domain is unloaded.",
+		[]string{"process"},
+		nil,
+	)
+	c.totalAssemblies = prometheus.NewDesc(
+		prometheus.BuildFQName(types.Namespace, Name, "assemblies_loaded_total"),
+		"Displays the total number of assemblies loaded since the application started. If the assembly is loaded as domain-neutral from multiple application domains, this counter is incremented only once.",
+		[]string{"process"},
+		nil,
+	)
+	c.totalClassesLoaded = prometheus.NewDesc(
+		prometheus.BuildFQName(types.Namespace, Name, "classes_loaded_total"),
+		"Displays the cumulative number of classes loaded in all assemblies since the application started.",
+		[]string{"process"},
+		nil,
+	)
+	c.totalNumberOfLoadFailures = prometheus.NewDesc(
+		prometheus.BuildFQName(types.Namespace, Name, "class_load_failures_total"),
+		"Displays the peak number of classes that have failed to load since the application started.",
+		[]string{"process"},
+		nil,
+	)
+}
+
+type Win32_PerfRawData_NETFramework_NETCLRLoading struct {
+	Name string
+
+	AssemblySearchLength      uint32
+	BytesinLoaderHeap         uint64
+	Currentappdomains         uint32
+	CurrentAssemblies         uint32
+	CurrentClassesLoaded      uint32
+	PercentTimeLoading        uint64
+	Rateofappdomains          uint32
+	Rateofappdomainsunloaded  uint32
+	RateofAssemblies          uint32
+	RateofClassesLoaded       uint32
+	RateofLoadFailures        uint32
+	TotalAppdomains           uint32
+	Totalappdomainsunloaded   uint32
+	TotalAssemblies           uint32
+	TotalClassesLoaded        uint32
+	TotalNumberofLoadFailures uint32
+}
+
+func (c *Collector) collectClrLoading(ch chan<- prometheus.Metric) error {
+	var dst []Win32_PerfRawData_NETFramework_NETCLRLoading
+	if err := c.wmiClient.Query("SELECT * FROM Win32_PerfRawData_NETFramework_NETCLRLoading", &dst); err != nil {
+		return err
+	}
+
+	for _, process := range dst {
+		if process.Name == "_Global_" {
+			continue
+		}
+
+		ch <- prometheus.MustNewConstMetric(
+			c.bytesInLoaderHeap,
+			prometheus.GaugeValue,
+			float64(process.BytesinLoaderHeap),
+			process.Name,
+		)
+
+		ch <- prometheus.MustNewConstMetric(
+			c.currentAppDomains,
+			prometheus.GaugeValue,
+			float64(process.Currentappdomains),
+			process.Name,
+		)
+
+		ch <- prometheus.MustNewConstMetric(
+			c.currentAssemblies,
+			prometheus.GaugeValue,
+			float64(process.CurrentAssemblies),
+			process.Name,
+		)
+
+		ch <- prometheus.MustNewConstMetric(
+			c.currentClassesLoaded,
+			prometheus.GaugeValue,
+			float64(process.CurrentClassesLoaded),
+			process.Name,
+		)
+
+		ch <- prometheus.MustNewConstMetric(
+			c.totalAppDomains,
+			prometheus.CounterValue,
+			float64(process.TotalAppdomains),
+			process.Name,
+		)
+
+		ch <- prometheus.MustNewConstMetric(
+			c.totalAppDomainsUnloaded,
+			prometheus.CounterValue,
+			float64(process.Totalappdomainsunloaded),
+			process.Name,
+		)
+
+		ch <- prometheus.MustNewConstMetric(
+			c.totalAssemblies,
+			prometheus.CounterValue,
+			float64(process.TotalAssemblies),
+			process.Name,
+		)
+
+		ch <- prometheus.MustNewConstMetric(
+			c.totalClassesLoaded,
+			prometheus.CounterValue,
+			float64(process.TotalClassesLoaded),
+			process.Name,
+		)
+
+		ch <- prometheus.MustNewConstMetric(
+			c.totalNumberOfLoadFailures,
+			prometheus.CounterValue,
+			float64(process.TotalNumberofLoadFailures),
+			process.Name,
+		)
+	}
+
+	return nil
+}

pkg/collector/netframework/netframework_clrlocksandthreads.go

@@ -0,0 +1,132 @@
+//go:build windows
+
+package netframework
+
+import (
+	"github.com/prometheus-community/windows_exporter/pkg/types"
+	"github.com/prometheus/client_golang/prometheus"
+)
+
+func (c *Collector) buildClrLocksAndThreads() {
+	c.currentQueueLength = prometheus.NewDesc(
+		prometheus.BuildFQName(types.Namespace, Name, "current_queue_length"),
+		"Displays the total number of threads that are currently waiting to acquire a managed lock in the application.",
+		[]string{"process"},
+		nil,
+	)
+	c.numberOfCurrentLogicalThreads = prometheus.NewDesc(
+		prometheus.BuildFQName(types.Namespace, Name, "current_logical_threads"),
+		"Displays the number of current managed thread objects in the application. This counter maintains the count of both running and stopped threads. ",
+		[]string{"process"},
+		nil,
+	)
+	c.numberOfCurrentPhysicalThreads = prometheus.NewDesc(
+		prometheus.BuildFQName(types.Namespace, Name, "physical_threads_current"),
+		"Displays the number of native operating system threads created and owned by the common language runtime to act as underlying threads for managed thread objects. This counter's value does not include the threads used by the runtime in its internal operations; it is a subset of the threads in the operating system process.",
+		[]string{"process"},
+		nil,
+	)
+	c.numberOfCurrentRecognizedThreads = prometheus.NewDesc(
+		prometheus.BuildFQName(types.Namespace, Name, "recognized_threads_current"),
+		"Displays the number of threads that are currently recognized by the runtime. These threads are associated with a corresponding managed thread object. The runtime does not create these threads, but they have run inside the runtime at least once.",
+		[]string{"process"},
+		nil,
+	)
+	c.numberOfTotalRecognizedThreads = prometheus.NewDesc(
+		prometheus.BuildFQName(types.Namespace, Name, "recognized_threads_total"),
+		"Displays the total number of threads that have been recognized by the runtime since the application started. These threads are associated with a corresponding managed thread object. The runtime does not create these threads, but they have run inside the runtime at least once.",
+		[]string{"process"},
+		nil,
+	)
+	c.queueLengthPeak = prometheus.NewDesc(
+		prometheus.BuildFQName(types.Namespace, Name, "queue_length_total"),
+		"Displays the total number of threads that waited to acquire a managed lock since the application started.",
+		[]string{"process"},
+		nil,
+	)
+	c.totalNumberOfContentions = prometheus.NewDesc(
+		prometheus.BuildFQName(types.Namespace, Name, "contentions_total"),
+		"Displays the total number of times that threads in the runtime have attempted to acquire a managed lock unsuccessfully.",
+		[]string{"process"},
+		nil,
+	)
+}
+
+type Win32_PerfRawData_NETFramework_NETCLRLocksAndThreads struct {
+	Name string
+
+	ContentionRatePersec             uint32
+	CurrentQueueLength               uint32
+	NumberofcurrentlogicalThreads    uint32
+	NumberofcurrentphysicalThreads   uint32
+	Numberofcurrentrecognizedthreads uint32
+	Numberoftotalrecognizedthreads   uint32
+	QueueLengthPeak                  uint32
+	QueueLengthPersec                uint32
+	RateOfRecognizedThreadsPersec    uint32
+	TotalNumberofContentions         uint32
+}
+
+func (c *Collector) collectClrLocksAndThreads(ch chan<- prometheus.Metric) error {
+	var dst []Win32_PerfRawData_NETFramework_NETCLRLocksAndThreads
+	if err := c.wmiClient.Query("SELECT * FROM Win32_PerfRawData_NETFramework_NETCLRLocksAndThreads", &dst); err != nil {
+		return err
+	}
+
+	for _, process := range dst {
+		if process.Name == "_Global_" {
+			continue
+		}
+
+		ch <- prometheus.MustNewConstMetric(
+			c.currentQueueLength,
+			prometheus.GaugeValue,
+			float64(process.CurrentQueueLength),
+			process.Name,
+		)
+
+		ch <- prometheus.MustNewConstMetric(
+			c.numberOfCurrentLogicalThreads,
+			prometheus.GaugeValue,
+			float64(process.NumberofcurrentlogicalThreads),
+			process.Name,
+		)
+
+		ch <- prometheus.MustNewConstMetric(
+			c.numberOfCurrentPhysicalThreads,
+			prometheus.GaugeValue,
+			float64(process.NumberofcurrentphysicalThreads),
+			process.Name,
+		)
+
+		ch <- prometheus.MustNewConstMetric(
+			c.numberOfCurrentRecognizedThreads,
+			prometheus.GaugeValue,
+			float64(process.Numberofcurrentrecognizedthreads),
+			process.Name,
+		)
+
+		ch <- prometheus.MustNewConstMetric(
+			c.numberOfTotalRecognizedThreads,
+			prometheus.CounterValue,
+			float64(process.Numberoftotalrecognizedthreads),
+			process.Name,
+		)
+
+		ch <- prometheus.MustNewConstMetric(
+			c.queueLengthPeak,
+			prometheus.CounterValue,
+			float64(process.QueueLengthPeak),
+			process.Name,
+		)
+
+		ch <- prometheus.MustNewConstMetric(
+			c.totalNumberOfContentions,
+			prometheus.CounterValue,
+			float64(process.TotalNumberofContentions),
+			process.Name,
+		)
+	}
+
+	return nil
+}

pkg/collector/netframework/netframework_clrmemory.go

@@ -0,0 +1,267 @@
+//go:build windows
+
+package netframework
+
+import (
+	"github.com/prometheus-community/windows_exporter/pkg/types"
+	"github.com/prometheus/client_golang/prometheus"
+)
+
+func (c *Collector) buildClrMemory() {
+	c.allocatedBytes = prometheus.NewDesc(
+		prometheus.BuildFQName(types.Namespace, Name, "allocated_bytes_total"),
+		"Displays the total number of bytes allocated on the garbage collection heap.",
+		[]string{"process"},
+		nil,
+	)
+	c.finalizationSurvivors = prometheus.NewDesc(
+		prometheus.BuildFQName(types.Namespace, Name, "finalization_survivors"),
+		"Displays the number of garbage-collected objects that survive a collection because they are waiting to be finalized.",
+		[]string{"process"},
+		nil,
+	)
+	c.heapSize = prometheus.NewDesc(
+		prometheus.BuildFQName(types.Namespace, Name, "heap_size_bytes"),
+		"Displays the maximum bytes that can be allocated; it does not indicate the current number of bytes allocated.",
+		[]string{"process", "area"},
+		nil,
+	)
+	c.promotedBytes = prometheus.NewDesc(
+		prometheus.BuildFQName(types.Namespace, Name, "promoted_bytes"),
+		"Displays the bytes that were promoted from the generation to the next one during the last GC. Memory is promoted when it survives a garbage collection.",
+		[]string{"process", "area"},
+		nil,
+	)
+	c.numberGCHandles = prometheus.NewDesc(
+		prometheus.BuildFQName(types.Namespace, Name, "number_gc_handles"),
+		"Displays the current number of garbage collection handles in use. Garbage collection handles are handles to resources external to the common language runtime and the managed environment.",
+		[]string{"process"},
+		nil,
+	)
+	c.numberCollections = prometheus.NewDesc(
+		prometheus.BuildFQName(types.Namespace, Name, "collections_total"),
+		"Displays the number of times the generation objects are garbage collected since the application started.",
+		[]string{"process", "area"},
+		nil,
+	)
+	c.numberInducedGC = prometheus.NewDesc(
+		prometheus.BuildFQName(types.Namespace, Name, "induced_gc_total"),
+		"Displays the peak number of times garbage collection was performed because of an explicit call to GC.Collect.",
+		[]string{"process"},
+		nil,
+	)
+	c.numberOfPinnedObjects = prometheus.NewDesc(
+		prometheus.BuildFQName(types.Namespace, Name, "number_pinned_objects"),
+		"Displays the number of pinned objects encountered in the last garbage collection.",
+		[]string{"process"},
+		nil,
+	)
+	c.numberOfSinkBlocksInUse = prometheus.NewDesc(
+		prometheus.BuildFQName(types.Namespace, Name, "number_sink_blocksinuse"),
+		"Displays the current number of synchronization blocks in use. Synchronization blocks are per-object data structures allocated for storing synchronization information. They hold weak references to managed objects and must be scanned by the garbage collector.",
+		[]string{"process"},
+		nil,
+	)
+	c.numberTotalCommittedBytes = prometheus.NewDesc(
+		prometheus.BuildFQName(types.Namespace, Name, "committed_bytes"),
+		"Displays the amount of virtual memory, in bytes, currently committed by the garbage collector. Committed memory is the physical memory for which space has been reserved in the disk paging file.",
+		[]string{"process"},
+		nil,
+	)
+	c.numberTotalReservedBytes = prometheus.NewDesc(
+		prometheus.BuildFQName(types.Namespace, Name, "reserved_bytes"),
+		"Displays the amount of virtual memory, in bytes, currently reserved by the garbage collector. Reserved memory is the virtual memory space reserved for the application when no disk or main memory pages have been used.",
+		[]string{"process"},
+		nil,
+	)
+	c.timeInGC = prometheus.NewDesc(
+		prometheus.BuildFQName(types.Namespace, Name, "gc_time_percent"),
+		"Displays the percentage of time that was spent performing a garbage collection in the last sample.",
+		[]string{"process"},
+		nil,
+	)
+}
+
+type Win32_PerfRawData_NETFramework_NETCLRMemory struct {
+	Name string
+
+	AllocatedBytesPersec      uint64
+	FinalizationSurvivors     uint64
+	Frequency_PerfTime        uint64
+	Gen0heapsize              uint64
+	Gen0PromotedBytesPerSec   uint64
+	Gen1heapsize              uint64
+	Gen1PromotedBytesPerSec   uint64
+	Gen2heapsize              uint64
+	LargeObjectHeapsize       uint64
+	NumberBytesinallHeaps     uint64
+	NumberGCHandles           uint64
+	NumberGen0Collections     uint64
+	NumberGen1Collections     uint64
+	NumberGen2Collections     uint64
+	NumberInducedGC           uint64
+	NumberofPinnedObjects     uint64
+	NumberofSinkBlocksinuse   uint64
+	NumberTotalcommittedBytes uint64
+	NumberTotalreservedBytes  uint64
+	// PercentTimeinGC has countertype=PERF_RAW_FRACTION.
+	// Formula: (100 * CounterValue) / BaseValue
+	// By docs https://docs.microsoft.com/en-us/previous-versions/windows/internet-explorer/ie-developer/scripting-articles/ms974615(v=msdn.10)#perf_raw_fraction
+	PercentTimeinGC uint32
+	// BaseValue is just a "magic" number used to make the calculation come out right.
+	PercentTimeinGC_base               uint32
+	ProcessID                          uint64
+	PromotedFinalizationMemoryfromGen0 uint64
+	PromotedMemoryfromGen0             uint64
+	PromotedMemoryfromGen1             uint64
+}
+
+func (c *Collector) collectClrMemory(ch chan<- prometheus.Metric) error {
+	var dst []Win32_PerfRawData_NETFramework_NETCLRMemory
+	if err := c.wmiClient.Query("SELECT * FROM Win32_PerfRawData_NETFramework_NETCLRMemory", &dst); err != nil {
+		return err
+	}
+
+	for _, process := range dst {
+		if process.Name == "_Global_" {
+			continue
+		}
+
+		ch <- prometheus.MustNewConstMetric(
+			c.allocatedBytes,
+			prometheus.CounterValue,
+			float64(process.AllocatedBytesPersec),
+			process.Name,
+		)
+
+		ch <- prometheus.MustNewConstMetric(
+			c.finalizationSurvivors,
+			prometheus.GaugeValue,
+			float64(process.FinalizationSurvivors),
+			process.Name,
+		)
+
+		ch <- prometheus.MustNewConstMetric(
+			c.heapSize,
+			prometheus.GaugeValue,
+			float64(process.Gen0heapsize),
+			process.Name,
+			"Gen0",
+		)
+
+		ch <- prometheus.MustNewConstMetric(
+			c.promotedBytes,
+			prometheus.GaugeValue,
+			float64(process.Gen0PromotedBytesPerSec),
+			process.Name,
+			"Gen0",
+		)
+
+		ch <- prometheus.MustNewConstMetric(
+			c.heapSize,
+			prometheus.GaugeValue,
+			float64(process.Gen1heapsize),
+			process.Name,
+			"Gen1",
+		)
+
+		ch <- prometheus.MustNewConstMetric(
+			c.promotedBytes,
+			prometheus.GaugeValue,
+			float64(process.Gen1PromotedBytesPerSec),
+			process.Name,
+			"Gen1",
+		)
+
+		ch <- prometheus.MustNewConstMetric(
+			c.heapSize,
+			prometheus.GaugeValue,
+			float64(process.Gen2heapsize),
+			process.Name,
+			"Gen2",
+		)
+
+		ch <- prometheus.MustNewConstMetric(
+			c.heapSize,
+			prometheus.GaugeValue,
+			float64(process.LargeObjectHeapsize),
+			process.Name,
+			"LOH",
+		)
+
+		ch <- prometheus.MustNewConstMetric(
+			c.numberGCHandles,
+			prometheus.GaugeValue,
+			float64(process.NumberGCHandles),
+			process.Name,
+		)
+
+		ch <- prometheus.MustNewConstMetric(
+			c.numberCollections,
+			prometheus.CounterValue,
+			float64(process.NumberGen0Collections),
+			process.Name,
+			"Gen0",
+		)
+
+		ch <- prometheus.MustNewConstMetric(
+			c.numberCollections,
+			prometheus.CounterValue,
+			float64(process.NumberGen1Collections),
+			process.Name,
+			"Gen1",
+		)
+
+		ch <- prometheus.MustNewConstMetric(
+			c.numberCollections,
+			prometheus.CounterValue,
+			float64(process.NumberGen2Collections),
+			process.Name,
+			"Gen2",
+		)
+
+		ch <- prometheus.MustNewConstMetric(
+			c.numberInducedGC,
+			prometheus.CounterValue,
+			float64(process.NumberInducedGC),
+			process.Name,
+		)
+
+		ch <- prometheus.MustNewConstMetric(
+			c.numberOfPinnedObjects,
+			prometheus.GaugeValue,
+			float64(process.NumberofPinnedObjects),
+			process.Name,
+		)
+
+		ch <- prometheus.MustNewConstMetric(
+			c.numberOfSinkBlocksInUse,
+			prometheus.GaugeValue,
+			float64(process.NumberofSinkBlocksinuse),
+			process.Name,
+		)
+
+		ch <- prometheus.MustNewConstMetric(
+			c.numberTotalCommittedBytes,
+			prometheus.GaugeValue,
+			float64(process.NumberTotalcommittedBytes),
+			process.Name,
+		)
+
+		ch <- prometheus.MustNewConstMetric(
+			c.numberTotalReservedBytes,
+			prometheus.GaugeValue,
+			float64(process.NumberTotalreservedBytes),
+			process.Name,
+		)
+
+		ch <- prometheus.MustNewConstMetric(
+			c.timeInGC,
+			prometheus.GaugeValue,
+			float64(100*process.PercentTimeinGC)/float64(process.PercentTimeinGC_base),
+			process.Name,
+		)
+	}
+
+	return nil
+}

pkg/collector/netframework/netframework_clrremoting.go

@@ -0,0 +1,116 @@
+//go:build windows
+
+package netframework
+
+import (
+	"github.com/prometheus-community/windows_exporter/pkg/types"
+	"github.com/prometheus/client_golang/prometheus"
+)
+
+func (c *Collector) buildClrRemoting() {
+	c.channels = prometheus.NewDesc(
+		prometheus.BuildFQName(types.Namespace, Name, "channels_total"),
+		"Displays the total number of remoting channels registered across all application domains since application started.",
+		[]string{"process"},
+		nil,
+	)
+	c.contextBoundClassesLoaded = prometheus.NewDesc(
+		prometheus.BuildFQName(types.Namespace, Name, "context_bound_classes_loaded"),
+		"Displays the current number of context-bound classes that are loaded.",
+		[]string{"process"},
+		nil,
+	)
+	c.contextBoundObjects = prometheus.NewDesc(
+		prometheus.BuildFQName(types.Namespace, Name, "context_bound_objects_total"),
+		"Displays the total number of context-bound objects allocated.",
+		[]string{"process"},
+		nil,
+	)
+	c.contextProxies = prometheus.NewDesc(
+		prometheus.BuildFQName(types.Namespace, Name, "context_proxies_total"),
+		"Displays the total number of remoting proxy objects in this process since it started.",
+		[]string{"process"},
+		nil,
+	)
+	c.contexts = prometheus.NewDesc(
+		prometheus.BuildFQName(types.Namespace, Name, "contexts"),
+		"Displays the current number of remoting contexts in the application.",
+		[]string{"process"},
+		nil,
+	)
+	c.totalRemoteCalls = prometheus.NewDesc(
+		prometheus.BuildFQName(types.Namespace, Name, "remote_calls_total"),
+		"Displays the total number of remote procedure calls invoked since the application started.",
+		[]string{"process"},
+		nil,
+	)
+}
+
+type Win32_PerfRawData_NETFramework_NETCLRRemoting struct {
+	Name string
+
+	Channels                       uint32
+	ContextBoundClassesLoaded      uint32
+	ContextBoundObjectsAllocPersec uint32
+	ContextProxies                 uint32
+	Contexts                       uint32
+	RemoteCallsPersec              uint32
+	TotalRemoteCalls               uint32
+}
+
+func (c *Collector) collectClrRemoting(ch chan<- prometheus.Metric) error {
+	var dst []Win32_PerfRawData_NETFramework_NETCLRRemoting
+	if err := c.wmiClient.Query("SELECT * FROM Win32_PerfRawData_NETFramework_NETCLRRemoting", &dst); err != nil {
+		return err
+	}
+
+	for _, process := range dst {
+		if process.Name == "_Global_" {
+			continue
+		}
+
+		ch <- prometheus.MustNewConstMetric(
+			c.channels,
+			prometheus.CounterValue,
+			float64(process.Channels),
+			process.Name,
+		)
+
+		ch <- prometheus.MustNewConstMetric(
+			c.contextBoundClassesLoaded,
+			prometheus.GaugeValue,
+			float64(process.ContextBoundClassesLoaded),
+			process.Name,
+		)
+
+		ch <- prometheus.MustNewConstMetric(
+			c.contextBoundObjects,
+			prometheus.CounterValue,
+			float64(process.ContextBoundObjectsAllocPersec),
+			process.Name,
+		)
+
+		ch <- prometheus.MustNewConstMetric(
+			c.contextProxies,
+			prometheus.CounterValue,
+			float64(process.ContextProxies),
+			process.Name,
+		)
+
+		ch <- prometheus.MustNewConstMetric(
+			c.contexts,
+			prometheus.GaugeValue,
+			float64(process.Contexts),
+			process.Name,
+		)
+
+		ch <- prometheus.MustNewConstMetric(
+			c.totalRemoteCalls,
+			prometheus.CounterValue,
+			float64(process.TotalRemoteCalls),
+			process.Name,
+		)
+	}
+
+	return nil
+}

pkg/collector/netframework/netframework_clrsecurity.go

@@ -0,0 +1,89 @@
+//go:build windows
+
+package netframework
+
+import (
+	"github.com/prometheus-community/windows_exporter/pkg/types"
+	"github.com/prometheus/client_golang/prometheus"
+)
+
+func (c *Collector) buildClrSecurity() {
+	c.numberLinkTimeChecks = prometheus.NewDesc(
+		prometheus.BuildFQName(types.Namespace, Name, "link_time_checks_total"),
+		"Displays the total number of link-time code access security checks since the application started.",
+		[]string{"process"},
+		nil,
+	)
+	c.timeInRTChecks = prometheus.NewDesc(
+		prometheus.BuildFQName(types.Namespace, Name, "rt_checks_time_percent"),
+		"Displays the percentage of time spent performing runtime code access security checks in the last sample.",
+		[]string{"process"},
+		nil,
+	)
+	c.stackWalkDepth = prometheus.NewDesc(
+		prometheus.BuildFQName(types.Namespace, Name, "stack_walk_depth"),
+		"Displays the depth of the stack during that last runtime code access security check.",
+		[]string{"process"},
+		nil,
+	)
+	c.totalRuntimeChecks = prometheus.NewDesc(
+		prometheus.BuildFQName(types.Namespace, Name, "runtime_checks_total"),
+		"Displays the total number of runtime code access security checks performed since the application started.",
+		[]string{"process"},
+		nil,
+	)
+}
+
+type Win32_PerfRawData_NETFramework_NETCLRSecurity struct {
+	Name string
+
+	Frequency_PerfTime           uint32
+	NumberLinkTimeChecks         uint32
+	PercentTimeinRTchecks        uint32
+	PercentTimeSigAuthenticating uint64
+	StackWalkDepth               uint32
+	TotalRuntimeChecks           uint32
+}
+
+func (c *Collector) collectClrSecurity(ch chan<- prometheus.Metric) error {
+	var dst []Win32_PerfRawData_NETFramework_NETCLRSecurity
+	if err := c.wmiClient.Query("SELECT * FROM Win32_PerfRawData_NETFramework_NETCLRSecurity", &dst); err != nil {
+		return err
+	}
+
+	for _, process := range dst {
+		if process.Name == "_Global_" {
+			continue
+		}
+
+		ch <- prometheus.MustNewConstMetric(
+			c.numberLinkTimeChecks,
+			prometheus.CounterValue,
+			float64(process.NumberLinkTimeChecks),
+			process.Name,
+		)
+
+		ch <- prometheus.MustNewConstMetric(
+			c.timeInRTChecks,
+			prometheus.GaugeValue,
+			float64(process.PercentTimeinRTchecks)/float64(process.Frequency_PerfTime),
+			process.Name,
+		)
+
+		ch <- prometheus.MustNewConstMetric(
+			c.stackWalkDepth,
+			prometheus.GaugeValue,
+			float64(process.StackWalkDepth),
+			process.Name,
+		)
+
+		ch <- prometheus.MustNewConstMetric(
+			c.totalRuntimeChecks,
+			prometheus.CounterValue,
+			float64(process.TotalRuntimeChecks),
+			process.Name,
+		)
+	}
+
+	return nil
+}

pkg/collector/netframework/netframework_test.go

@@ -0,0 +1,13 @@
+package netframework_test
+
+import (
+	"testing"
+
+	"github.com/prometheus-community/windows_exporter/pkg/collector/netframework"
+	"github.com/prometheus-community/windows_exporter/pkg/testutils"
+)
+
+func BenchmarkCollector(b *testing.B) {
+	// No context name required as Collector source is WMI
+	testutils.FuncBenchmarkCollector(b, netframework.Name, netframework.NewWithFlags)
+}