// Get returns CPU status by Message.
// Note: currently, only one CPU status is retrieved.
func (c CPUStatus) Get() []message.Message {
ret := []message.Message{}
cpuTimes, err := cpu.CPUTimes(false)
if err == nil {
for _, t := range c.CpuTimes {
msg := message.Message{
Sender: "status",
Type: "status",
BrokerName: c.BrokerName,
}
var body string
switch t {
case "user":
body = strconv.Itoa(int(cpuTimes[0].User))
case "system":
body = strconv.Itoa(int(cpuTimes[0].System))
case "idle":
body = strconv.Itoa(int(cpuTimes[0].Idle))
case "nice":
body = strconv.Itoa(int(cpuTimes[0].Nice))
case "iowait":
body = strconv.Itoa(int(cpuTimes[0].Iowait))
case "irq":
body = strconv.Itoa(int(cpuTimes[0].Irq))
case "softirq":
body = strconv.Itoa(int(cpuTimes[0].Softirq))
case "guest":
body = strconv.Itoa(int(cpuTimes[0].Guest))
}
msg.Body = []byte(body)
topic, err := genTopic(c.GatewayName, "cpu", "cpu_times", t)
if err != nil {
log.Errorf("invalid topic, %s/%s/%s/%s", c.GatewayName, "cpu", "cpu_times", t)
continue
}
msg.Topic = topic
ret = append(ret, msg)
}
} else {
log.Warnf("cpu get err, %v", err)
}
return ret
}
func (m MemoryStatus) Get() []message.Message {
ret := []message.Message{}
vmem, err := mem.VirtualMemory()
if err == nil {
for _, t := range m.VirtualMemory {
msg := message.Message{
Sender: "status",
Type: "status",
BrokerName: m.BrokerName,
}
var body string
switch t {
case "total":
body = strconv.Itoa(int(vmem.Total))
case "available":
body = strconv.Itoa(int(vmem.Available))
case "percent":
body = fmt.Sprintf("%v", vmem.UsedPercent)
case "used":
body = strconv.Itoa(int(vmem.Used))
case "free":
body = strconv.Itoa(int(vmem.Free))
}
msg.Body = []byte(body)
topic, err := genTopic(m.GatewayName, "memory", "virtual_memory", t)
if err != nil {
log.Errorf("invalid topic, %s/%s/%s/%s", m.GatewayName, "memory", "virtual_memory", t)
continue
}
msg.Topic = topic
ret = append(ret, msg)
}
} else {
log.Warnf("virtual_memory get error, %v", err)
}
return ret
}