func KernelMetrics() (L []*model.MetricValue) {
maxFiles, err := nux.KernelMaxFiles()
if err != nil {
log.Println(err)
return
}
L = append(L, GaugeValue("kernel.maxfiles", maxFiles))
maxProc, err := nux.KernelMaxProc()
if err != nil {
log.Println(err)
return
}
L = append(L, GaugeValue("kernel.maxproc", maxProc))
allocateFiles, err := nux.KernelAllocateFiles()
if err != nil {
log.Println(err)
return
}
L = append(L, GaugeValue("kernel.files.allocated", allocateFiles))
L = append(L, GaugeValue("kernel.files.left", maxFiles-allocateFiles))
return
}
func configKernelRoutes() {
http.HandleFunc("/proc/kernel/hostname", func(w http.ResponseWriter, r *http.Request) {
data, err := g.Hostname()
AutoRender(w, data, err)
})
http.HandleFunc("/proc/kernel/maxproc", func(w http.ResponseWriter, r *http.Request) {
data, err := nux.KernelMaxProc()
AutoRender(w, data, err)
})
http.HandleFunc("/proc/kernel/maxfiles", func(w http.ResponseWriter, r *http.Request) {
data, err := nux.KernelMaxFiles()
AutoRender(w, data, err)
})
http.HandleFunc("/proc/kernel/version", func(w http.ResponseWriter, r *http.Request) {
data, err := sys.CmdOutNoLn("uname", "-r")
AutoRender(w, data, err)
})
}