Ejemplo n.º 1
0
func (l *LineParser) makeEvent(v map[string]interface{}) *message.Event {
	if l.rkey != "" && l.rparser != nil {
		if s, ok := v[l.rkey].(string); ok {
			if record, err := l.rparser.Parse(s); err == nil {
				v = record
			} else {
				l.env.Log.Warningf("Record parser failed: %v", err)
			}
		} else {
			l.env.Log.Warning("Record key configured, but not exists")
		}
	}
	if l.timeKey != "" && l.timeParser != nil {
		if val, ok := v[l.timeKey]; ok {
			t, err := l.timeParser.Parse(val)
			if err == nil {
				return message.NewEventWithTime(l.tag, t, v)
			}
			l.env.Log.Warningf("Time parser failed: %v", err)
		} else {
			l.env.Log.Warning("Time key configured, but not exists")
		}
	}
	return message.NewEvent(l.tag, v)
}
Ejemplo n.º 2
0
func (i *ForwardInput) parseFlatEncoding(tag string, v []interface{}) {
	t, err := parseTime(v[1])
	if err != nil {
		i.env.Log.Errorf("Time decode error: %v, skipping", err)
		return
	}
	r := message.NewEventWithTime(tag, t, v[2].(map[string]interface{}))
	i.env.Emit(r)
}
Ejemplo n.º 3
0
func (f *JSFilter) Filter(ev *message.Event) (*message.Event, error) {
	var dropped bool
	f.vm.Set("$", map[string]interface{}{
		"env": f.conf.Env,
		"event": map[string]interface{}{
			"tag":    ev.Tag,
			"time":   ev.Time,
			"record": ev.Record,
		},
		"drop": func(call otto.FunctionCall) otto.Value {
			dropped = true
			return otto.Value{}
		},
		"emit": func(call otto.FunctionCall) (ret otto.Value) {
			var record otto.Value
			var t time.Time
			tag := call.Argument(0).String()
			if !call.Argument(2).IsDefined() {
				record = call.Argument(1)
				t = time.Now()
			} else {
				record = call.Argument(2)
				v, err := call.Argument(1).Export()
				if err != nil {
					f.env.Log.Warningf("Failed to get time: %v", err)
					return
				}
				var ok bool
				t, ok = v.(time.Time)
				if !ok {
					f.env.Log.Warningf("Failed to get time: unsupported type %T", v)
					return
				}
			}
			rec, err := record.Export()
			if err != nil {
				f.env.Log.Warningf("Failed to get record: %v", err)
				return
			}
			typedRec, ok := rec.(map[string]interface{})
			if !ok {
				f.env.Log.Warningf("Failed to get record: Unsupported type %T", rec)
				return
			}
			f.env.Emit(message.NewEventWithTime(tag, t, typedRec))
			return
		},
	})
	_, err := f.vm.Run(f.script)
	if err != nil {
		return nil, err
	} else if dropped {
		return nil, nil
	}
	return ev, nil
}
Ejemplo n.º 4
0
func (i *ForwardInput) parseNestedEncoding(tag string, v []interface{}) {
	dec := codec.NewDecoderBytes([]byte(v[1].(string)), mh)
	for {
		var v2 []interface{}
		if err := dec.Decode(&v2); err != nil {
			if err != io.EOF {
				i.env.Log.Warning(err)
			}
			return
		}

		t, err := parseTime(v2[0])
		if err != nil {
			i.env.Log.Errorf("Time decode error: %v, skipping", err)
			continue
		}
		r := message.NewEventWithTime(tag, t, v2[1].(map[string]interface{}))
		i.env.Emit(r)
	}
}