func CheckDependency() {
_, err := sys.CmdOut("wget", "--help")
if err != nil {
log.Fatalln("dependency wget not found")
}
_, err = sys.CmdOut("md5sum", "--help")
if err != nil {
log.Fatalln("dependency md5sum not found")
}
_, err = sys.CmdOut("tar", "--help")
if err != nil {
log.Fatalln("dependency tar not found")
}
}
func CheckCollector() {
output := make(map[string]bool)
_, procStatErr := nux.CurrentProcStat()
_, listDiskErr := nux.ListDiskStats()
ports, listeningPortsErr := nux.ListeningPorts()
procs, psErr := nux.AllProcs()
_, duErr := sys.CmdOut("du", "--help")
output["kernel "] = len(KernelMetrics()) > 0
output["df.bytes"] = len(DeviceMetrics()) > 0
output["net.if "] = len(CoreNetMetrics([]string{})) > 0
output["loadavg "] = len(LoadAvgMetrics()) > 0
output["cpustat "] = procStatErr == nil
output["disk.io "] = listDiskErr == nil
output["memory "] = len(MemMetrics()) > 0
output["netstat "] = len(NetstatMetrics()) > 0
output["ss -s "] = len(SocketStatSummaryMetrics()) > 0
output["ss -tln "] = listeningPortsErr == nil && len(ports) > 0
output["ps aux "] = psErr == nil && len(procs) > 0
output["du -bs "] = duErr == nil
for k, v := range output {
status := "fail"
if v {
status = "ok"
}
fmt.Println(k, "...", status)
}
}
func CheckDependency() {
_, err := sys.CmdOut("wget", "--help")
if err != nil {
log.Fatalln("dependency wget not found")
}
if "darwin" == runtime.GOOS {
_, err = sys.CmdOut("md5", "/etc/hosts")
if err != nil {
log.Fatalln("dependency md5 not found")
}
} else {
_, err = sys.CmdOut("md5sum", "--help")
if err != nil {
log.Fatalln("dependency md5sum not found")
}
}
_, err = sys.CmdOut("tar", "--help")
if err != nil {
log.Fatalln("dependency tar not found")
}
}