telegraf/plugins/inputs/system/processes.go

62 lines
1.4 KiB
Go

package system
import (
"fmt"
"log"
"github.com/influxdata/telegraf"
"github.com/influxdata/telegraf/plugins/inputs"
"github.com/shirou/gopsutil/process"
)
type Processes struct {
}
func (_ *Processes) Description() string {
return "Get the number of processes and group them by status (Linux only)"
}
func (_ *Processes) SampleConfig() string { return "" }
func (s *Processes) Gather(acc telegraf.Accumulator) error {
pids, err := process.Pids()
if err != nil {
return fmt.Errorf("error getting pids list: %s", err)
}
// TODO handle other OS (Windows/BSD/Solaris/OSX)
fields := map[string]interface{}{
"paging": uint64(0),
"blocked": uint64(0),
"zombie": uint64(0),
"stopped": uint64(0),
"running": uint64(0),
"sleeping": uint64(0),
}
for _, pid := range pids {
process, err := process.NewProcess(pid)
if err != nil {
log.Printf("Can not get process %d status: %s", pid, err)
continue
}
status, err := process.Status()
if err != nil {
log.Printf("Can not get process %d status: %s\n", pid, err)
continue
}
_, exists := fields[status]
if !exists {
log.Printf("Status '%s' for process with pid: %d\n", status, pid)
continue
}
fields[status] = fields[status].(uint64) + uint64(1)
}
acc.AddFields("processes", fields, nil)
return nil
}
func init() {
inputs.Add("processes", func() telegraf.Input {
return &Processes{}
})
}