108 lines
2.3 KiB
Go
108 lines
2.3 KiB
Go
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package procstat
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import (
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"fmt"
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"github.com/influxdb/telegraf/plugins"
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"github.com/shirou/gopsutil/process"
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)
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type SpecProcessor struct {
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Prefix string
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tags map[string]string
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acc plugins.Accumulator
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proc *process.Process
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}
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func (p *SpecProcessor) add(metric string, value interface{}) {
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p.acc.Add(p.Prefix+"_"+metric, value, p.tags)
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}
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func NewSpecProcessor(prefix string, acc plugins.Accumulator, p *process.Process) *SpecProcessor {
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return &SpecProcessor{
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Prefix: prefix,
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tags: map[string]string{},
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acc: acc,
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proc: p,
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}
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}
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func (p *SpecProcessor) pushMetrics() error {
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if err := p.pushFDStats(); err != nil {
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return err
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}
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if err := p.pushCtxStats(); err != nil {
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return err
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}
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if err := p.pushIOStats(); err != nil {
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return err
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}
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if err := p.pushCPUStats(); err != nil {
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return err
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}
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if err := p.pushMemoryStats(); err != nil {
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return err
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}
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return nil
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}
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func (p *SpecProcessor) pushFDStats() error {
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fds, err := p.proc.NumFDs()
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if err != nil {
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return fmt.Errorf("NumFD error: %s\n", err)
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}
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p.add("num_fds", fds)
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return nil
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}
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func (p *SpecProcessor) pushCtxStats() error {
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ctx, err := p.proc.NumCtxSwitches()
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if err != nil {
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return fmt.Errorf("ContextSwitch error: %s\n", err)
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}
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p.add("voluntary_context_switches", ctx.Voluntary)
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p.add("involuntary_context_switches", ctx.Involuntary)
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return nil
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}
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func (p *SpecProcessor) pushIOStats() error {
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io, err := p.proc.IOCounters()
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if err != nil {
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return fmt.Errorf("IOCounters error: %s\n", err)
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}
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p.add("read_count", io.ReadCount)
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p.add("write_count", io.WriteCount)
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p.add("read_bytes", io.ReadBytes)
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p.add("write_bytes", io.WriteCount)
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return nil
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}
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func (p *SpecProcessor) pushCPUStats() error {
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cpu, err := p.proc.CPUTimes()
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if err != nil {
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return err
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}
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p.add("cpu_user", cpu.User)
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p.add("cpu_system", cpu.System)
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p.add("cpu_idle", cpu.Idle)
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p.add("cpu_nice", cpu.Nice)
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p.add("cpu_iowait", cpu.Iowait)
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p.add("cpu_irq", cpu.Irq)
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p.add("cpu_soft_irq", cpu.Softirq)
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p.add("cpu_soft_steal", cpu.Steal)
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p.add("cpu_soft_stolen", cpu.Stolen)
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p.add("cpu_soft_guest", cpu.Guest)
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p.add("cpu_soft_guest_nice", cpu.GuestNice)
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return nil
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}
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func (p *SpecProcessor) pushMemoryStats() error {
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mem, err := p.proc.MemoryInfo()
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if err != nil {
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return err
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}
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p.add("memory_rss", mem.RSS)
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p.add("memory_vms", mem.VMS)
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p.add("memory_swap", mem.Swap)
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return nil
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}
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