mirror of
https://github.com/prometheus-community/windows_exporter.git
synced 2026-02-08 05:56:37 +00:00
133 lines
3.1 KiB
Go
133 lines
3.1 KiB
Go
//go:build windows
|
|
|
|
package cs
|
|
|
|
import (
|
|
"github.com/alecthomas/kingpin/v2"
|
|
"github.com/go-kit/log"
|
|
"github.com/go-kit/log/level"
|
|
"github.com/prometheus-community/windows_exporter/pkg/headers/sysinfoapi"
|
|
"github.com/prometheus-community/windows_exporter/pkg/types"
|
|
"github.com/prometheus/client_golang/prometheus"
|
|
)
|
|
|
|
const Name = "cs"
|
|
|
|
type Config struct{}
|
|
|
|
var ConfigDefaults = Config{}
|
|
|
|
// A collector is a Prometheus collector for WMI metrics
|
|
type collector struct {
|
|
logger log.Logger
|
|
|
|
PhysicalMemoryBytes *prometheus.Desc
|
|
LogicalProcessors *prometheus.Desc
|
|
Hostname *prometheus.Desc
|
|
}
|
|
|
|
func New(logger log.Logger, _ *Config) types.Collector {
|
|
c := &collector{}
|
|
c.SetLogger(logger)
|
|
return c
|
|
}
|
|
|
|
func NewWithFlags(_ *kingpin.Application) types.Collector {
|
|
return &collector{}
|
|
}
|
|
|
|
func (c *collector) GetName() string {
|
|
return Name
|
|
}
|
|
|
|
func (c *collector) SetLogger(logger log.Logger) {
|
|
c.logger = log.With(logger, "collector", Name)
|
|
}
|
|
|
|
func (c *collector) GetPerfCounter() ([]string, error) {
|
|
return []string{}, nil
|
|
}
|
|
|
|
func (c *collector) Build() error {
|
|
c.LogicalProcessors = prometheus.NewDesc(
|
|
prometheus.BuildFQName(types.Namespace, Name, "logical_processors"),
|
|
"ComputerSystem.NumberOfLogicalProcessors",
|
|
nil,
|
|
nil,
|
|
)
|
|
c.PhysicalMemoryBytes = prometheus.NewDesc(
|
|
prometheus.BuildFQName(types.Namespace, Name, "physical_memory_bytes"),
|
|
"ComputerSystem.TotalPhysicalMemory",
|
|
nil,
|
|
nil,
|
|
)
|
|
c.Hostname = prometheus.NewDesc(
|
|
prometheus.BuildFQName(types.Namespace, Name, "hostname"),
|
|
"Labelled system hostname information as provided by ComputerSystem.DNSHostName and ComputerSystem.Domain",
|
|
[]string{
|
|
"hostname",
|
|
"domain",
|
|
"fqdn",
|
|
},
|
|
nil,
|
|
)
|
|
return nil
|
|
}
|
|
|
|
// Collect sends the metric values for each metric
|
|
// to the provided prometheus Metric channel.
|
|
func (c *collector) Collect(_ *types.ScrapeContext, ch chan<- prometheus.Metric) error {
|
|
if desc, err := c.collect(ch); err != nil {
|
|
_ = level.Error(c.logger).Log("msg", "failed collecting cs metrics", "desc", desc, "err", err)
|
|
return err
|
|
}
|
|
return nil
|
|
}
|
|
|
|
func (c *collector) collect(ch chan<- prometheus.Metric) (*prometheus.Desc, error) {
|
|
// Get systeminfo for number of processors
|
|
systemInfo := sysinfoapi.GetSystemInfo()
|
|
|
|
// Get memory status for physical memory
|
|
mem, err := sysinfoapi.GlobalMemoryStatusEx()
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
|
|
ch <- prometheus.MustNewConstMetric(
|
|
c.LogicalProcessors,
|
|
prometheus.GaugeValue,
|
|
float64(systemInfo.NumberOfProcessors),
|
|
)
|
|
|
|
ch <- prometheus.MustNewConstMetric(
|
|
c.PhysicalMemoryBytes,
|
|
prometheus.GaugeValue,
|
|
float64(mem.TotalPhys),
|
|
)
|
|
|
|
hostname, err := sysinfoapi.GetComputerName(sysinfoapi.ComputerNameDNSHostname)
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
domain, err := sysinfoapi.GetComputerName(sysinfoapi.ComputerNameDNSDomain)
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
fqdn, err := sysinfoapi.GetComputerName(sysinfoapi.ComputerNameDNSFullyQualified)
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
|
|
ch <- prometheus.MustNewConstMetric(
|
|
c.Hostname,
|
|
prometheus.GaugeValue,
|
|
1.0,
|
|
hostname,
|
|
domain,
|
|
fqdn,
|
|
)
|
|
|
|
return nil, nil
|
|
}
|