88 lines
1.9 KiB
Go
88 lines
1.9 KiB
Go
package main
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import (
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_ "embed"
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"encoding/json"
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"github.com/rs/zerolog/log"
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checks "http-server-status/internal/pkg/checks"
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"net/http"
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"sync"
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)
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//go:embed template/index.html
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var s string
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var checkList []checks.Check
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func init() {
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readConfig()
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log.Debug().Int("max_percent", c.Checks.HDD.MaxPercent).Msg("HDD CHECK")
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checkList = append(checkList, checks.HDD{c.Checks.HDD}, checks.Memory{Config: c.Checks.Memory}, checks.Load{Config: c.Checks.Load})
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}
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func main() {
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http.HandleFunc("/", func(writer http.ResponseWriter, request *http.Request) {
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_, gloableRes := checkSystem()
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if gloableRes {
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writer.Write([]byte(s))
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} else {
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http.Error(writer, s, http.StatusInternalServerError)
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}
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writer.Write([]byte("Fatal Error"))
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})
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http.HandleFunc("/data.json", handler)
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err := http.ListenAndServe(c.HTTP.Listen, nil)
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log.Fatal().Err(err).Msg("Shutdown")
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}
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func handler(w http.ResponseWriter, r *http.Request) {
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res, gloableRes := checkSystem()
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httpResposne := struct {
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Checks map[string]ResultReturn
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Config Config
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}{Checks: res, Config: c}
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resJson, err := json.Marshal(httpResposne)
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if err != nil {
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log.Fatal().Err(err).Interface("httpResponse", ResultReturn{}).Msg("Check Error")
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}
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if gloableRes {
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w.Write(resJson)
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return
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}
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http.Error(w, string(resJson), http.StatusInternalServerError)
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}
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type ResultReturn struct {
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Success bool `json:"success"`
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Data interface{} `json:"data"`
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}
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func checkSystem() (map[string]ResultReturn, bool) {
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globaleResult := true
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wg := sync.WaitGroup{}
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res := make(map[string]ResultReturn)
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for _, c := range checkList {
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wg.Add(1)
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go func(check checks.Check) {
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defer wg.Done()
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s, data, _ := check.Execute()
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log.Debug().Str("check", check.Name()).Bool("status", s).Interface("Data", data).Msg("Executed Check, got Results")
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if s == false {
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globaleResult = false
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}
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res[check.Name()] = ResultReturn{
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Success: s,
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Data: data,
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}
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}(c)
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}
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wg.Wait()
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return res, globaleResult
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} |