90 lines
1.8 KiB
Go
90 lines
1.8 KiB
Go
//go:build windows
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package license
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import (
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"log/slog"
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"github.com/alecthomas/kingpin/v2"
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"github.com/prometheus-community/windows_exporter/internal/headers/slc"
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"github.com/prometheus-community/windows_exporter/internal/mi"
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"github.com/prometheus-community/windows_exporter/internal/types"
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"github.com/prometheus/client_golang/prometheus"
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)
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const Name = "license"
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var labelMap = map[slc.SL_GENUINE_STATE]string{
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slc.SL_GEN_STATE_IS_GENUINE: "genuine",
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slc.SL_GEN_STATE_INVALID_LICENSE: "invalid_license",
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slc.SL_GEN_STATE_TAMPERED: "tampered",
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slc.SL_GEN_STATE_OFFLINE: "offline",
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slc.SL_GEN_STATE_LAST: "last",
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}
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type Config struct{}
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var ConfigDefaults = Config{}
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// A Collector is a Prometheus Collector for WMI Win32_PerfRawData_DNS_DNS metrics.
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type Collector struct {
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config Config
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licenseStatus *prometheus.Desc
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}
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func New(config *Config) *Collector {
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if config == nil {
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config = &ConfigDefaults
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}
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c := &Collector{
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config: *config,
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}
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return c
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}
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func NewWithFlags(_ *kingpin.Application) *Collector {
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return &Collector{}
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}
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func (c *Collector) GetName() string {
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return Name
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}
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func (c *Collector) Close() error {
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return nil
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}
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func (c *Collector) Build(_ *slog.Logger, _ *mi.Session) error {
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c.licenseStatus = prometheus.NewDesc(
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prometheus.BuildFQName(types.Namespace, Name, "status"),
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"Status of windows license",
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[]string{"state"},
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nil,
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)
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return 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 *Collector) Collect(ch chan<- prometheus.Metric) error {
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status, err := slc.SLIsWindowsGenuineLocal()
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if err != nil {
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return err
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}
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for k, v := range labelMap {
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val := 0.0
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if status == k {
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val = 1.0
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}
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ch <- prometheus.MustNewConstMetric(c.licenseStatus, prometheus.GaugeValue, val, v)
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}
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return nil
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}
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