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// SPDX-License-Identifier: GPL-3.0-or-later
package ping
import (
"fmt"
"sync"
)
func (p *Ping) collect() (map[string]int64, error) {
mu := &sync.Mutex{}
mx := make(map[string]int64)
var wg sync.WaitGroup
for _, v := range p.Hosts {
wg.Add(1)
go func(v string) { defer wg.Done(); p.pingHost(v, mx, mu) }(v)
}
wg.Wait()
return mx, nil
}
func (p *Ping) pingHost(host string, mx map[string]int64, mu *sync.Mutex) {
stats, err := p.prober.ping(host)
if err != nil {
p.Error(err)
return
}
mu.Lock()
defer mu.Unlock()
if !p.hosts[host] {
p.hosts[host] = true
p.addHostCharts(host)
}
px := fmt.Sprintf("host_%s_", host)
if stats.PacketsRecv != 0 {
mx[px+"min_rtt"] = stats.MinRtt.Microseconds()
mx[px+"max_rtt"] = stats.MaxRtt.Microseconds()
mx[px+"avg_rtt"] = stats.AvgRtt.Microseconds()
mx[px+"std_dev_rtt"] = stats.StdDevRtt.Microseconds()
}
mx[px+"packets_recv"] = int64(stats.PacketsRecv)
mx[px+"packets_sent"] = int64(stats.PacketsSent)
mx[px+"packet_loss"] = int64(stats.PacketLoss * 1000)
}
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