352 lines
11 KiB
Go
352 lines
11 KiB
Go
// +build windows
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package collector
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import (
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"strings"
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"github.com/prometheus/client_golang/prometheus"
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"github.com/prometheus/common/log"
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)
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func init() {
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registerCollector("remote_fx", NewRemoteFx, "RemoteFX Network", "RemoteFX Graphics")
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}
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// A RemoteFxNetworkCollector is a Prometheus collector for
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// WMI Win32_PerfRawData_Counters_RemoteFXNetwork & Win32_PerfRawData_Counters_RemoteFXGraphics metrics
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// https://wutils.com/wmi/root/cimv2/win32_perfrawdata_counters_remotefxnetwork/
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// https://wutils.com/wmi/root/cimv2/win32_perfrawdata_counters_remotefxgraphics/
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type RemoteFxCollector struct {
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// net
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BaseTCPRTT *prometheus.Desc
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BaseUDPRTT *prometheus.Desc
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CurrentTCPBandwidth *prometheus.Desc
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CurrentTCPRTT *prometheus.Desc
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CurrentUDPBandwidth *prometheus.Desc
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CurrentUDPRTT *prometheus.Desc
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TotalReceivedBytes *prometheus.Desc
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TotalSentBytes *prometheus.Desc
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UDPPacketsReceivedPersec *prometheus.Desc
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UDPPacketsSentPersec *prometheus.Desc
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//gfx
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AverageEncodingTime *prometheus.Desc
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FrameQuality *prometheus.Desc
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FramesSkippedPerSecondInsufficientResources *prometheus.Desc
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GraphicsCompressionratio *prometheus.Desc
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InputFramesPerSecond *prometheus.Desc
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OutputFramesPerSecond *prometheus.Desc
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SourceFramesPerSecond *prometheus.Desc
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}
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// NewRemoteFx ...
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func NewRemoteFx() (Collector, error) {
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const subsystem = "remote_fx"
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return &RemoteFxCollector{
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// net
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BaseTCPRTT: prometheus.NewDesc(
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prometheus.BuildFQName(Namespace, subsystem, "net_base_tcp_rtt_seconds"),
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"Base TCP round-trip time (RTT) detected in seconds",
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[]string{"session_name"},
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nil,
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),
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BaseUDPRTT: prometheus.NewDesc(
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prometheus.BuildFQName(Namespace, subsystem, "net_base_udp_rtt_seconds"),
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"Base UDP round-trip time (RTT) detected in seconds.",
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[]string{"session_name"},
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nil,
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),
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CurrentTCPBandwidth: prometheus.NewDesc(
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prometheus.BuildFQName(Namespace, subsystem, "net_current_tcp_bandwidth"),
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"TCP Bandwidth detected in bytes per seccond.",
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[]string{"session_name"},
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nil,
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),
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CurrentTCPRTT: prometheus.NewDesc(
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prometheus.BuildFQName(Namespace, subsystem, "net_current_tcp_rtt_seconds"),
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"Average TCP round-trip time (RTT) detected in seconds.",
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[]string{"session_name"},
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nil,
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),
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CurrentUDPBandwidth: prometheus.NewDesc(
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prometheus.BuildFQName(Namespace, subsystem, "net_current_udp_bandwidth"),
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"UDP Bandwidth detected in bytes per second.",
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[]string{"session_name"},
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nil,
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),
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CurrentUDPRTT: prometheus.NewDesc(
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prometheus.BuildFQName(Namespace, subsystem, "net_current_udp_rtt_seconds"),
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"Average UDP round-trip time (RTT) detected in seconds.",
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[]string{"session_name"},
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nil,
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),
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TotalReceivedBytes: prometheus.NewDesc(
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prometheus.BuildFQName(Namespace, subsystem, "net_received_bytes_total"),
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"(TotalReceivedBytes)",
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[]string{"session_name"},
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nil,
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),
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TotalSentBytes: prometheus.NewDesc(
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prometheus.BuildFQName(Namespace, subsystem, "net_sent_bytes_total"),
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"(TotalSentBytes)",
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[]string{"session_name"},
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nil,
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),
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UDPPacketsReceivedPersec: prometheus.NewDesc(
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prometheus.BuildFQName(Namespace, subsystem, "net_udp_packets_received_total"),
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"Rate in packets per second at which packets are received over UDP.",
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[]string{"session_name"},
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nil,
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),
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UDPPacketsSentPersec: prometheus.NewDesc(
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prometheus.BuildFQName(Namespace, subsystem, "net_udp_packets_sent_total"),
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"Rate in packets per second at which packets are sent over UDP.",
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[]string{"session_name"},
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nil,
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),
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//gfx
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AverageEncodingTime: prometheus.NewDesc(
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prometheus.BuildFQName(Namespace, subsystem, "gfx_average_encoding_time_seconds"),
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"Average frame encoding time in seconds",
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[]string{"session_name"},
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nil,
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),
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FrameQuality: prometheus.NewDesc(
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prometheus.BuildFQName(Namespace, subsystem, "gfx_frame_quality"),
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"Quality of the output frame expressed as a percentage of the quality of the source frame.",
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[]string{"session_name"},
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nil,
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),
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FramesSkippedPerSecondInsufficientResources: prometheus.NewDesc(
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prometheus.BuildFQName(Namespace, subsystem, "gfx_frames_skipped_insufficient_resource_total"),
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"Number of frames skipped per second due to insufficient client resources.",
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[]string{"session_name", "resource"},
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nil,
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),
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GraphicsCompressionratio: prometheus.NewDesc(
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prometheus.BuildFQName(Namespace, subsystem, "gfx_graphics_compression_ratio"),
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"Ratio of the number of bytes encoded to the number of bytes input.",
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[]string{"session_name"},
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nil,
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),
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InputFramesPerSecond: prometheus.NewDesc(
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prometheus.BuildFQName(Namespace, subsystem, "gfx_input_frames_total"),
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"Number of sources frames provided as input to RemoteFX graphics per second.",
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[]string{"session_name"},
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nil,
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),
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OutputFramesPerSecond: prometheus.NewDesc(
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prometheus.BuildFQName(Namespace, subsystem, "gfx_output_frames_total"),
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"Number of frames sent to the client per second.",
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[]string{"session_name"},
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nil,
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),
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SourceFramesPerSecond: prometheus.NewDesc(
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prometheus.BuildFQName(Namespace, subsystem, "gfx_source_frames_total"),
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"Number of frames composed by the source (DWM) per second.",
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[]string{"session_name"},
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nil,
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),
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}, nil
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}
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// Collect sends the metric values for each metric
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// to the provided prometheus Metric channel.
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func (c *RemoteFxCollector) Collect(ctx *ScrapeContext, ch chan<- prometheus.Metric) error {
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if desc, err := c.collectRemoteFXNetworkCount(ctx, ch); err != nil {
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log.Error("failed collecting terminal services session count metrics:", desc, err)
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return err
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}
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if desc, err := c.collectRemoteFXGraphicsCounters(ctx, ch); err != nil {
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log.Error("failed collecting terminal services session count metrics:", desc, err)
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return err
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}
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return nil
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}
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type perflibRemoteFxNetwork struct {
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Name string
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BaseTCPRTT float64 `perflib:"Base TCP RTT"`
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BaseUDPRTT float64 `perflib:"Base UDP RTT"`
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CurrentTCPBandwidth float64 `perflib:"Current TCP Bandwidth"`
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CurrentTCPRTT float64 `perflib:"Current TCP RTT"`
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CurrentUDPBandwidth float64 `perflib:"Current UDP Bandwidth"`
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CurrentUDPRTT float64 `perflib:"Current UDP RTT"`
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TotalReceivedBytes float64 `perflib:"Total Received Bytes"`
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TotalSentBytes float64 `perflib:"Total Sent Bytes"`
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UDPPacketsReceivedPersec float64 `perflib:"UDP Packets Received/sec"`
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UDPPacketsSentPersec float64 `perflib:"UDP Packets Sent/sec"`
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}
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func (c *RemoteFxCollector) collectRemoteFXNetworkCount(ctx *ScrapeContext, ch chan<- prometheus.Metric) (*prometheus.Desc, error) {
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dst := make([]perflibRemoteFxNetwork, 0)
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err := unmarshalObject(ctx.perfObjects["RemoteFX Network"], &dst)
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if err != nil {
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return nil, err
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}
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for _, d := range dst {
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// only connect metrics for remote named sessions
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n := strings.ToLower(d.Name)
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if n == "" || n == "services" || n == "console" {
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continue
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}
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ch <- prometheus.MustNewConstMetric(
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c.BaseTCPRTT,
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prometheus.GaugeValue,
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milliSecToSec(d.BaseTCPRTT),
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d.Name,
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)
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ch <- prometheus.MustNewConstMetric(
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c.BaseUDPRTT,
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prometheus.GaugeValue,
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milliSecToSec(d.BaseUDPRTT),
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d.Name,
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)
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ch <- prometheus.MustNewConstMetric(
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c.CurrentTCPBandwidth,
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prometheus.GaugeValue,
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(d.CurrentTCPBandwidth*1000)/8,
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d.Name,
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)
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ch <- prometheus.MustNewConstMetric(
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c.CurrentTCPRTT,
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prometheus.GaugeValue,
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milliSecToSec(d.CurrentTCPRTT),
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d.Name,
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)
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ch <- prometheus.MustNewConstMetric(
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c.CurrentUDPBandwidth,
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prometheus.GaugeValue,
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(d.CurrentUDPBandwidth*1000)/8,
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d.Name,
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)
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ch <- prometheus.MustNewConstMetric(
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c.CurrentUDPRTT,
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prometheus.GaugeValue,
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milliSecToSec(d.CurrentUDPRTT),
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d.Name,
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)
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ch <- prometheus.MustNewConstMetric(
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c.TotalReceivedBytes,
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prometheus.CounterValue,
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d.TotalReceivedBytes,
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d.Name,
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)
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ch <- prometheus.MustNewConstMetric(
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c.TotalSentBytes,
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prometheus.CounterValue,
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d.TotalSentBytes,
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d.Name,
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)
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ch <- prometheus.MustNewConstMetric(
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c.UDPPacketsReceivedPersec,
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prometheus.CounterValue,
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d.UDPPacketsReceivedPersec,
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d.Name,
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)
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ch <- prometheus.MustNewConstMetric(
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c.UDPPacketsSentPersec,
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prometheus.CounterValue,
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d.UDPPacketsSentPersec,
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d.Name,
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)
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}
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return nil, nil
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}
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type perflibRemoteFxGraphics struct {
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Name string
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AverageEncodingTime float64 `perflib:"Average Encoding Time"`
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FrameQuality float64 `perflib:"Frame Quality"`
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FramesSkippedPerSecondInsufficientClientResources float64 `perflib:"Frames Skipped/Second - Insufficient Server Resources"`
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FramesSkippedPerSecondInsufficientNetworkResources float64 `perflib:"Frames Skipped/Second - Insufficient Network Resources"`
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FramesSkippedPerSecondInsufficientServerResources float64 `perflib:"Frames Skipped/Second - Insufficient Client Resources"`
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GraphicsCompressionratio float64 `perflib:"Graphics Compression ratio"`
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InputFramesPerSecond float64 `perflib:"Input Frames/Second"`
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OutputFramesPerSecond float64 `perflib:"Output Frames/Second"`
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SourceFramesPerSecond float64 `perflib:"Source Frames/Second"`
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}
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func (c *RemoteFxCollector) collectRemoteFXGraphicsCounters(ctx *ScrapeContext, ch chan<- prometheus.Metric) (*prometheus.Desc, error) {
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dst := make([]perflibRemoteFxGraphics, 0)
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err := unmarshalObject(ctx.perfObjects["RemoteFX Graphics"], &dst)
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if err != nil {
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return nil, err
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}
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for _, d := range dst {
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// only connect metrics for remote named sessions
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n := strings.ToLower(d.Name)
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if n == "" || n == "services" || n == "console" {
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continue
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}
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ch <- prometheus.MustNewConstMetric(
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c.AverageEncodingTime,
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prometheus.GaugeValue,
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milliSecToSec(d.AverageEncodingTime),
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d.Name,
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)
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ch <- prometheus.MustNewConstMetric(
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c.FrameQuality,
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prometheus.GaugeValue,
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d.FrameQuality,
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d.Name,
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)
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ch <- prometheus.MustNewConstMetric(
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c.FramesSkippedPerSecondInsufficientResources,
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prometheus.CounterValue,
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d.FramesSkippedPerSecondInsufficientClientResources,
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d.Name,
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"client",
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)
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ch <- prometheus.MustNewConstMetric(
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c.FramesSkippedPerSecondInsufficientResources,
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prometheus.CounterValue,
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d.FramesSkippedPerSecondInsufficientNetworkResources,
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d.Name,
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"network",
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)
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ch <- prometheus.MustNewConstMetric(
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c.FramesSkippedPerSecondInsufficientResources,
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prometheus.CounterValue,
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d.FramesSkippedPerSecondInsufficientServerResources,
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d.Name,
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"server",
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)
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ch <- prometheus.MustNewConstMetric(
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c.GraphicsCompressionratio,
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prometheus.GaugeValue,
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d.GraphicsCompressionratio,
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d.Name,
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)
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ch <- prometheus.MustNewConstMetric(
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c.InputFramesPerSecond,
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prometheus.CounterValue,
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d.InputFramesPerSecond,
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d.Name,
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)
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ch <- prometheus.MustNewConstMetric(
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c.OutputFramesPerSecond,
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prometheus.CounterValue,
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d.OutputFramesPerSecond,
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d.Name,
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)
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ch <- prometheus.MustNewConstMetric(
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c.SourceFramesPerSecond,
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prometheus.CounterValue,
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d.SourceFramesPerSecond,
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d.Name,
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)
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}
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return nil, nil
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}
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func milliSecToSec(t float64) float64 {
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return t / 1000
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}
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