Separate tracker logic from the http package, step 1

tracker/scrape.go

@@ -0,0 +1,40 @@
+// Copyright 2014 The Chihaya Authors. All rights reserved.
+// Use of this source code is governed by the BSD 2-Clause license,
+// which can be found in the LICENSE file.
+
+package tracker
+
+import (
+	"github.com/chihaya/chihaya/tracker/models"
+)
+
+func (t *Tracker) HandleScrape(scrape *models.Scrape, w Writer) error {
+	conn, err := t.Pool.Get()
+	if err != nil {
+		return err
+	}
+
+	if t.cfg.Private {
+		_, err = conn.FindUser(scrape.Passkey)
+		if err == ErrUserDNE {
+			w.WriteError(err)
+			return nil
+		} else if err != nil {
+			return err
+		}
+	}
+
+	var torrents []*models.Torrent
+	for _, infohash := range scrape.Infohashes {
+		torrent, err := conn.FindTorrent(infohash)
+		if err == ErrTorrentDNE {
+			w.WriteError(err)
+			return nil
+		} else if err != nil {
+			return err
+		}
+		torrents = append(torrents, torrent)
+	}
+
+	return w.WriteScrape(&ScrapeResponse{torrents})
+}