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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,106 @@ | ||
| // Package logger : ログ受信処理 | ||
| package logger | ||
|
|
||
| /* | ||
| syslog,tarp,netflow5,ipfixをログに記録する | ||
| */ | ||
|
|
||
| import ( | ||
| "context" | ||
| "log" | ||
|
|
||
| "time" | ||
|
|
||
| "github.com/twsnmp/twsnmpfc/datastore" | ||
| "github.com/twsnmp/twsnmpfc/report" | ||
| ) | ||
|
|
||
| type Logger struct { | ||
| ds *datastore.DataStore | ||
| report *report.Report | ||
| logCh chan *datastore.LogEnt | ||
| } | ||
|
|
||
| func NewLogger(ctx context.Context, ds *datastore.DataStore, r *report.Report) *Logger { | ||
| l := &Logger{ | ||
| ds: ds, | ||
| report: r, | ||
| logCh: make(chan *datastore.LogEnt, 100), | ||
| } | ||
| l.logger(ctx) | ||
| return l | ||
| } | ||
|
|
||
| func (l *Logger) logger(ctx context.Context) { | ||
| var syslogdRunning = false | ||
| var trapdRunning = false | ||
| var netflowdRunning = false | ||
| var stopSyslogd chan bool | ||
| var stopTrapd chan bool | ||
| var stopNetflowd chan bool | ||
| timer := time.NewTicker(time.Second * 10) | ||
| logBuffer := []*datastore.LogEnt{} | ||
| for { | ||
| select { | ||
| case <-ctx.Done(): | ||
| { | ||
| timer.Stop() | ||
| if len(logBuffer) > 0 { | ||
| l.ds.SaveLogBuffer(logBuffer) | ||
| } | ||
| if syslogdRunning { | ||
| close(stopSyslogd) | ||
| } | ||
| if netflowdRunning { | ||
| close(stopNetflowd) | ||
| } | ||
| if trapdRunning { | ||
| close(stopTrapd) | ||
| } | ||
| log.Printf("Stop logger") | ||
| return | ||
| } | ||
| case log := <-l.logCh: | ||
| { | ||
| logBuffer = append(logBuffer, log) | ||
| } | ||
| case <-timer.C: | ||
| { | ||
| if len(logBuffer) > 0 { | ||
| l.ds.SaveLogBuffer(logBuffer) | ||
| logBuffer = []*datastore.LogEnt{} | ||
| } | ||
| if l.ds.MapConf.EnableSyslogd && !syslogdRunning { | ||
| stopSyslogd = make(chan bool) | ||
| syslogdRunning = true | ||
| go l.syslogd(stopSyslogd) | ||
| log.Printf("start syslogd") | ||
| } else if !l.ds.MapConf.EnableSyslogd && syslogdRunning { | ||
| close(stopSyslogd) | ||
| syslogdRunning = false | ||
| log.Printf("stop syslogd") | ||
| } | ||
| if l.ds.MapConf.EnableTrapd && !trapdRunning { | ||
| stopTrapd = make(chan bool) | ||
| trapdRunning = true | ||
| go l.snmptrapd(stopTrapd) | ||
| log.Printf("start trapd") | ||
| } else if !l.ds.MapConf.EnableTrapd && trapdRunning { | ||
| close(stopTrapd) | ||
| trapdRunning = false | ||
| log.Printf("stop trapd") | ||
| } | ||
| if l.ds.MapConf.EnableNetflowd && !netflowdRunning { | ||
| stopNetflowd = make(chan bool) | ||
| netflowdRunning = true | ||
| go l.netflowd(stopNetflowd) | ||
| log.Printf("start netflowd") | ||
| } else if !l.ds.MapConf.EnableNetflowd && netflowdRunning { | ||
| close(stopNetflowd) | ||
| netflowdRunning = false | ||
| log.Printf("stop netflowd") | ||
| } | ||
| } | ||
| } | ||
| } | ||
| } |
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