100 lines
1.9 KiB
Go
100 lines
1.9 KiB
Go
package lib
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import (
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"bufio"
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"log"
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"os"
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"strconv"
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"time"
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)
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// UpdateCPUTemperature gets and updates average CPU cores temperature.
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func (c *MyConfig) UpdateCPUTemperature() {
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var (
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n = len(c.CPUTemp.File)
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InitialDelay = 100 * time.Millisecond
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LoopIterationDelay = 3 * time.Second
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Delay = InitialDelay
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ticker = time.NewTicker(Delay)
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)
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for range ticker.C {
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var (
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temperature = make([]int64, n)
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tSum int64
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tAvg int64
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validCount int
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)
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if Delay == InitialDelay {
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Delay = LoopIterationDelay
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ticker.Reset(Delay)
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}
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for i, filename := range c.CPUTemp.File {
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file, err := os.Open(filename)
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if err != nil {
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log.Printf("Unable to open %s: %s", filename, err)
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} else {
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reader := bufio.NewReader(file)
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line, _, err := reader.ReadLine()
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if err != nil {
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log.Printf("Unable to read from %s: %s", filename, err)
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err = file.Close()
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if err != nil {
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log.Printf("Unable to close %s: %s", filename, err)
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}
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} else {
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err = file.Close()
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if err != nil {
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log.Printf("Unable to close %s: %s", filename, err)
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} else {
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temp, err := strconv.ParseInt(string(line), 10, 32)
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if err != nil {
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log.Printf("Unable to convert string to number from file %s: %s", filename, err)
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} else {
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if temp > 1000 {
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temp /= 1000
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}
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temperature[i] = temp
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validCount++
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}
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}
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}
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}
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}
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if validCount == 0 {
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continue
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}
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if validCount == 1 {
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for _, t := range temperature {
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if t != 0 {
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tAvg = t
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break
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}
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}
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} else {
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for _, t := range temperature {
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tSum += t
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}
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tAvg = tSum / int64(validCount)
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}
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if c.Values.CPUTemperature != tAvg {
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c.Values.CPUTemperature = tAvg
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c.Channels.UpdateReady <- true
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}
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}
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}
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/* vim: set ft=go noet ai ts=4 sw=4 sts=4: */
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