mirror of
https://github.com/ClusterCockpit/cc-metric-collector.git
synced 2024-11-10 12:37:25 +01:00
127 lines
2.8 KiB
Go
127 lines
2.8 KiB
Go
package collectors
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import (
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"encoding/json"
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"fmt"
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"io/ioutil"
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"log"
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"strconv"
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"strings"
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"time"
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lp "github.com/ClusterCockpit/cc-metric-collector/internal/ccMetric"
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)
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type MetricCollector interface {
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Name() string
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Init(config json.RawMessage) error
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Initialized() bool
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Read(duration time.Duration, output chan lp.CCMetric)
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Close()
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}
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type metricCollector struct {
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name string
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init bool
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meta map[string]string
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}
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// Name() returns the name of the metric collector
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func (c *metricCollector) Name() string {
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return c.name
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}
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func (c *metricCollector) setup() error {
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return nil
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}
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// Initialized() indicates whether the metric collector has been initialized.
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func (c *metricCollector) Initialized() bool {
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return c.init
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}
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// intArrayContains scans an array of ints if the value str is present in the array
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// If the specified value is found, the corresponding array index is returned.
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// The bool value is used to signal success or failure
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func intArrayContains(array []int, str int) (int, bool) {
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for i, a := range array {
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if a == str {
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return i, true
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}
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}
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return -1, false
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}
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// stringArrayContains scans an array of strings if the value str is present in the array
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// If the specified value is found, the corresponding array index is returned.
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// The bool value is used to signal success or failure
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func stringArrayContains(array []string, str string) (int, bool) {
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for i, a := range array {
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if a == str {
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return i, true
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}
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}
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return -1, false
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}
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func SocketList() []int {
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buffer, err := ioutil.ReadFile("/proc/cpuinfo")
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if err != nil {
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log.Print(err)
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return nil
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}
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ll := strings.Split(string(buffer), "\n")
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var packs []int
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for _, line := range ll {
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if strings.HasPrefix(line, "physical id") {
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lv := strings.Fields(line)
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id, err := strconv.ParseInt(lv[3], 10, 32)
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if err != nil {
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log.Print(err)
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return packs
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}
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_, found := intArrayContains(packs, int(id))
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if !found {
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packs = append(packs, int(id))
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}
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}
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}
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return packs
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}
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func CpuList() []int {
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buffer, err := ioutil.ReadFile("/proc/cpuinfo")
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if err != nil {
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log.Print(err)
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return nil
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}
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ll := strings.Split(string(buffer), "\n")
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var cpulist []int
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for _, line := range ll {
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if strings.HasPrefix(line, "processor") {
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lv := strings.Fields(line)
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id, err := strconv.ParseInt(lv[2], 10, 32)
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if err != nil {
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log.Print(err)
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return cpulist
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}
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_, found := intArrayContains(cpulist, int(id))
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if !found {
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cpulist = append(cpulist, int(id))
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}
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}
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}
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return cpulist
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}
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// RemoveFromStringList removes the string r from the array of strings s
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// If r is not contained in the array an error is returned
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func RemoveFromStringList(s []string, r string) ([]string, error) {
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for i, item := range s {
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if r == item {
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return append(s[:i], s[i+1:]...), nil
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}
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}
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return s, fmt.Errorf("No such string in list")
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}
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