109 lines
1.9 KiB
Go
109 lines
1.9 KiB
Go
package performancemetrics
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import (
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"runtime"
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"time"
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"git.fancyinnovations.com/fancyanalytics/go-sdk/client"
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)
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type Service struct {
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appStartTime time.Time
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lastReset time.Time
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}
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func NewService() *Service {
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s := &Service{
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appStartTime: time.Now(),
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}
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s.resetMetrics()
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return s
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}
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func (s *Service) resetMetrics() {
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s.lastReset = time.Now()
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}
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func (s *Service) collectAndReset() (*PerformanceMetrics, error) {
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cpuTime, err := getCpuTime()
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if err != nil {
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return nil, err
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}
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cpuUsage := cpuTime / time.Since(s.lastReset).Seconds()
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goroutineCount := runtime.NumGoroutine()
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allocedMemory := getAllocatedMemory()
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usedDisk, freeDisk, totalDisk, err := getDiskUsage("/")
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if err != nil {
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return nil, err
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}
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uptimeMs := time.Since(s.appStartTime).Milliseconds()
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metrics := &PerformanceMetrics{
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Uptime: uptimeMs,
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CpuUsage: cpuUsage,
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AllocatedMemory: allocedMemory,
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GoroutineCount: goroutineCount,
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DiskUsage: DiskUsage{
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Used: usedDisk,
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Free: freeDisk,
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Total: totalDisk,
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},
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}
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s.resetMetrics()
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return metrics, nil
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}
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func (s *Service) MetricProvider() ([]client.RecordData, error) {
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metrics, err := s.collectAndReset()
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if err != nil {
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return nil, err
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}
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records := []client.RecordData{
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{
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Metric: "uptime",
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Label: "",
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Value: float64(metrics.Uptime),
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},
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{
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Metric: "cpu_usage",
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Label: "",
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Value: metrics.CpuUsage,
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},
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{
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Metric: "allocated_memory",
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Label: "",
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Value: float64(metrics.AllocatedMemory),
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},
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{
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Metric: "goroutine_count",
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Label: "",
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Value: float64(metrics.GoroutineCount),
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},
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{
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Metric: "disk_usage_total",
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Label: "",
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Value: float64(metrics.DiskUsage.Total),
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},
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{
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Metric: "disk_usage",
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Label: "free",
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Value: float64(metrics.DiskUsage.Free),
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},
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{
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Metric: "disk_usage",
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Label: "used",
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Value: float64(metrics.DiskUsage.Used),
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},
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}
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return records, nil
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}
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