95 lines
1.7 KiB
Go
95 lines
1.7 KiB
Go
package plugin
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import (
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"container/list"
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"fmt"
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"nocternity.net/monitoring/perfdata"
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"os"
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"strings"
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)
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type Status int
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const (
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OK Status = iota
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WARNING
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ERROR
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UNKNOWN
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)
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func (s Status) String() string {
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return [...]string{"OK", "WARNING", "ERROR", "UNKNOWN"}[s]
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}
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type Plugin struct {
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name string
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status Status
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message string
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extraText *list.List
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perfData map[string]perfdata.PerfData
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}
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func New(name string) *Plugin {
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p := new(Plugin)
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p.name = name
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p.status = UNKNOWN
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p.message = "no status set"
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p.perfData = make(map[string]perfdata.PerfData)
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return p
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}
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func (p *Plugin) SetState(status Status, message string) {
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p.status = status
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p.message = message
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p.extraText = nil
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}
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func (p *Plugin) AddLine(line string) {
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if p.extraText == nil {
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p.extraText = list.New()
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}
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p.extraText.PushBack(line)
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}
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func (p *Plugin) AddLines(lines []string) {
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for _, line := range lines {
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p.AddLine(line)
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}
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}
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func (p *Plugin) AddPerfData(pd perfdata.PerfData) {
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_, exists := p.perfData[pd.Label]
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if exists {
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panic(fmt.Sprintf("duplicate performance data %s", pd.Label))
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}
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p.perfData[pd.Label] = pd
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}
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func (p *Plugin) Done() {
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var sb strings.Builder
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sb.WriteString(p.name)
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sb.WriteString(" ")
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sb.WriteString(p.status.String())
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sb.WriteString(": ")
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sb.WriteString(p.message)
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if len(p.perfData) > 0 {
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sb.WriteString(" | ")
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needSep := false
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for k := range p.perfData {
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if needSep {
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sb.WriteString(", ")
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} else {
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needSep = true
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}
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sb.WriteString(p.perfData[k].String())
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}
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}
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if p.extraText != nil {
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for em := p.extraText.Front(); em != nil; em = em.Next() {
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sb.WriteString("\n")
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sb.WriteString(em.Value.(string))
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}
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}
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fmt.Println(sb.String())
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os.Exit(int(p.status))
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}
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