コード例 #1
0
ファイル: stats.go プロジェクト: z0rr0/luss
// Callback is a callback handler.
// It does HTTP request if it's needed.
func Callback(ctx context.Context, cu *trim.CustomURL) error {
	req, err := cu.Callback()
	if err != nil {
		// empty callback
		if err == trim.ErrEmptyCallback {
			return nil
		}
		return err
	}
	req.Header = http.Header{"User-Agent": {httpUserAgent}}
	timeoutTLS, timeout := 5*time.Second, 7*time.Second
	tr := &http.Transport{
		Proxy:               http.ProxyFromEnvironment,
		Dial:                (&net.Dialer{Timeout: timeout}).Dial,
		TLSHandshakeTimeout: timeoutTLS,
		// TLSClientConfig:     &tls.Config{InsecureSkipVerify: false},
	}
	client := &http.Client{Transport: tr, Timeout: timeout}
	resp, err := client.Do(req)
	if err != nil {
		return err
	}
	defer resp.Body.Close()
	_, err = ioutil.ReadAll(resp.Body)
	return err
}
コード例 #2
0
ファイル: stats.go プロジェクト: z0rr0/luss
// Tracker saves info about short URL activities.
// GeoIP database can be loaded from
// http://geolite.maxmind.com/download/geoip/database/GeoLite2-City.mmdb.gz
func Tracker(ctx context.Context, cu *trim.CustomURL, addr string) error {
	c, err := conf.FromContext(ctx)
	if err != nil {
		return err
	}
	host, _, err := net.SplitHostPort(addr)
	if err != nil {
		return err
	}
	geo := GeoData{IP: host}
	record, err := c.GeoDB.City(net.ParseIP(host))
	if err != nil {
		// not critical: skip GeoIP data filling
		c.L.Error.Println(err)
	} else {
		geo.Country = record.Country.Names["en"]
		geo.City = record.City.Names["en"]
		geo.Latitude = record.Location.Latitude
		geo.Longitude = record.Location.Longitude
		geo.Tz = record.Location.TimeZone
	}
	s, err := db.NewSession(c.Conn, true)
	if err != nil {
		return err
	}
	defer s.Close()
	coll, err := db.Coll(s, "tracks")
	if err != nil {
		return err
	}
	err = coll.Insert(bson.M{
		"short": cu.String(),
		"url":   cu.Original,
		"group": cu.Group,
		"tag":   cu.Tag,
		"geo":   geo,
		"ts":    time.Now().UTC(),
	})
	return err
}