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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,4 @@ | ||
| oracle.conf | ||
| access.conf | ||
| prometheus_oracle_exporter | ||
| *.log |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,150 @@ | ||
| package main | ||
|
|
||
| import ( | ||
| "bufio" | ||
| "os" | ||
| "time" | ||
| "regexp" | ||
| "strings" | ||
| "strconv" | ||
| "github.com/prometheus/common/log" | ||
| ) | ||
|
|
||
|
|
||
| type Client struct { | ||
| Ip string `yaml:"ip"` | ||
| Date string `yaml:"date"` | ||
| } | ||
|
|
||
| type Lastlog struct { | ||
| Instance string `yaml:"instance"` | ||
| Clients []Client `yaml:"clients"` | ||
| } | ||
|
|
||
| type Lastlogs struct { | ||
| Cfgs []Lastlog `yaml:"lastlog"` | ||
| } | ||
|
|
||
| type oraerr struct { | ||
| ora string | ||
| text string | ||
| ignore string | ||
| count int | ||
| } | ||
|
|
||
| var ( | ||
| Errors []oraerr | ||
| oralayout = "Mon Jan 02 15:04:05 2006" | ||
| lastlog Lastlogs | ||
| ) | ||
|
|
||
|
|
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| // Get individual ScrapeTime per Prometheus instance for alertlog | ||
| func (e *Exporter) GetLastScrapeTime(conf int) time.Time { | ||
| for i, _ := range lastlog.Cfgs { | ||
| if lastlog.Cfgs[i].Instance == config.Cfgs[conf].Instance { | ||
| for n, _ := range lastlog.Cfgs[i].Clients { | ||
| if lastlog.Cfgs[i].Clients[n].Ip == e.lastIp { | ||
| t, _ := time.Parse("2006-01-02 15:04:05 -0700 MST",string(lastlog.Cfgs[i].Clients[n].Date)) | ||
| return t | ||
| } | ||
| } | ||
| } | ||
| } | ||
| return time.Now() | ||
| } | ||
|
|
||
| // Set individual ScrapeTime per Prometheus instance for alertlog | ||
| func (e *Exporter) SetLastScrapeTime(conf int,t time.Time) { | ||
| var indInst int = -1 | ||
| var indIp int = -1 | ||
| for i, _ := range lastlog.Cfgs { | ||
| if lastlog.Cfgs[i].Instance == config.Cfgs[conf].Instance { | ||
| indInst = i | ||
| for n, _ := range lastlog.Cfgs[i].Clients { | ||
| if lastlog.Cfgs[i].Clients[n].Ip == e.lastIp { | ||
| indIp = n | ||
| } | ||
| } | ||
| } | ||
| } | ||
| if indInst == -1 { | ||
| cln := Client{Ip: e.lastIp, Date: t.String()} | ||
| lastlog.Cfgs = append(lastlog.Cfgs, Lastlog{Instance: config.Cfgs[conf].Instance, | ||
| Clients: []Client{ cln } } ) | ||
| }else{ | ||
| if indIp == -1 { | ||
| cln := Client{Ip: e.lastIp, Date: t.String()} | ||
| lastlog.Cfgs[indInst].Clients = append(lastlog.Cfgs[indInst].Clients, cln) | ||
| }else{ | ||
| lastlog.Cfgs[indInst].Clients[indIp].Date = t.String() | ||
| } | ||
| } | ||
| } | ||
|
|
||
| func addError(conf int, ora string, text string){ | ||
| var found bool = false | ||
| for i, _ := range Errors { | ||
| if Errors[i].ora == ora { | ||
| Errors[i].count ++ | ||
| found = true | ||
| } | ||
| } | ||
| if ! found { | ||
| ignore := "0" | ||
| for _ , e := range config.Cfgs[conf].Alertlog[0].Ignoreora { | ||
| if e == ora {; ignore = "1"; } | ||
| } | ||
| is := strings.Index(text, " ") | ||
| ip := strings.Index(text, ". ") | ||
| if is < 0 {; is = 0; } | ||
| if ip < 0 {; ip = len(text); } | ||
| ora := oraerr{ora: ora, text: text[is+1:ip-is], ignore: ignore, count: 1} | ||
| Errors = append (Errors, ora) | ||
| } | ||
| } | ||
|
|
||
| func (e *Exporter) ScrapeAlertlog() { | ||
| loc := time.Now().Location() | ||
| re := regexp.MustCompile(`ORA-[0-9]+`) | ||
|
|
||
| ReadAccess() | ||
| for conf, _ := range config.Cfgs { | ||
| var lastTime time.Time | ||
| Errors = nil | ||
| lastScrapeTime := e.GetLastScrapeTime(conf).Add(time.Second) | ||
|
|
||
| file, err := os.Open(config.Cfgs[conf].Alertlog[0].File) | ||
| if err != nil { | ||
| log.Infoln(err) | ||
| } else{ | ||
| scanner := bufio.NewScanner(file) | ||
| for scanner.Scan() { | ||
| t, err := time.ParseInLocation(oralayout, scanner.Text(),loc) | ||
| if err == nil { | ||
| lastTime = t | ||
| } else { | ||
| if lastTime.After(lastScrapeTime) { | ||
| if re.MatchString(scanner.Text()) { | ||
| ora := re.FindString(scanner.Text()) | ||
| addError(conf,ora, scanner.Text()) | ||
| } | ||
| } | ||
| } | ||
| } | ||
| file.Close() | ||
| e.SetLastScrapeTime(conf,lastTime) | ||
| for i, _ := range Errors { | ||
| e.alertlog.WithLabelValues(config.Cfgs[conf].Database, | ||
| config.Cfgs[conf].Instance, | ||
| Errors[i].ora, | ||
| Errors[i].text, | ||
| Errors[i].ignore).Set(float64(Errors[i].count)) | ||
| WriteLog(config.Cfgs[conf].Instance + | ||
| "(" + Errors[i].ignore + "/" + strconv.Itoa(Errors[i].count) + "): " + | ||
| Errors[i].ora + " - " + Errors[i].text) | ||
| } | ||
| } | ||
| } | ||
| WriteAccess() | ||
| } |
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