mirror of
https://github.com/ClusterCockpit/cc-metric-collector.git
synced 2024-12-25 23:19:06 +01:00
59 lines
961 B
Go
59 lines
961 B
Go
package collectors
|
|
|
|
import (
|
|
"fmt"
|
|
"io/ioutil"
|
|
"log"
|
|
"strconv"
|
|
"strings"
|
|
"time"
|
|
)
|
|
|
|
const NETSTATFILE = `/proc/net/dev`
|
|
|
|
type NetstatCollector struct {
|
|
MetricCollector
|
|
}
|
|
|
|
func (m *NetstatCollector) Init() {
|
|
m.name = "NetstatCollector"
|
|
m.setup()
|
|
}
|
|
|
|
func (m *NetstatCollector) Read(interval time.Duration) {
|
|
data, err := ioutil.ReadFile(string(NETSTATFILE))
|
|
if err != nil {
|
|
log.Print(err.Error())
|
|
return
|
|
}
|
|
var matches = map[int]string{
|
|
1: "bytes_in",
|
|
9: "bytes_out",
|
|
2: "pkts_in",
|
|
10: "pkts_out",
|
|
}
|
|
|
|
lines := strings.Split(string(data), "\n")
|
|
for _, l := range lines {
|
|
if !strings.Contains(l, ":") {
|
|
continue
|
|
}
|
|
f := strings.Fields(l)
|
|
dev := f[0][0 : len(f[0])-1]
|
|
if dev == "lo" {
|
|
continue
|
|
}
|
|
for i, name := range matches {
|
|
v, err := strconv.ParseInt(f[i], 10, 0)
|
|
if err == nil {
|
|
m.node[fmt.Sprintf("%s_%s", dev, name)] = float64(v) * 1.0e-3
|
|
}
|
|
}
|
|
}
|
|
|
|
}
|
|
|
|
func (m *NetstatCollector) Close() {
|
|
return
|
|
}
|