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// SPDX-License-Identifier: GPL-3.0-or-later
package phpfpm
import (
"math"
"github.com/netdata/netdata/go/go.d.plugin/pkg/stm"
)
func (p *Phpfpm) collect() (map[string]int64, error) {
st, err := p.client.getStatus()
if err != nil {
return nil, err
}
mx := stm.ToMap(st)
if !hasIdleProcesses(st.Processes) {
return mx, nil
}
calcIdleProcessesRequestsDuration(mx, st.Processes)
calcIdleProcessesLastRequestCPU(mx, st.Processes)
calcIdleProcessesLastRequestMemory(mx, st.Processes)
return mx, nil
}
func calcIdleProcessesRequestsDuration(mx map[string]int64, processes []proc) {
statProcesses(mx, processes, "ReqDur", func(p proc) int64 { return int64(p.Duration) })
}
func calcIdleProcessesLastRequestCPU(mx map[string]int64, processes []proc) {
statProcesses(mx, processes, "ReqCpu", func(p proc) int64 { return int64(p.CPU) })
}
func calcIdleProcessesLastRequestMemory(mx map[string]int64, processes []proc) {
statProcesses(mx, processes, "ReqMem", func(p proc) int64 { return p.Memory })
}
func hasIdleProcesses(processes []proc) bool {
for _, p := range processes {
if p.State == "Idle" {
return true
}
}
return false
}
type accessor func(p proc) int64
func statProcesses(m map[string]int64, processes []proc, met string, acc accessor) {
var sum, count, min, max int64
for _, proc := range processes {
if proc.State != "Idle" {
continue
}
val := acc(proc)
sum += val
count += 1
if count == 1 {
min, max = val, val
continue
}
min = int64(math.Min(float64(min), float64(val)))
max = int64(math.Max(float64(max), float64(val)))
}
m["min"+met] = min
m["max"+met] = max
m["avg"+met] = sum / count
}
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