Separate tracker logic from the http package, step 1

tracker/tracker.go

@@ -0,0 +1,43 @@
+// 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 provides a generic interface for manipulating a
+// BitTorrent tracker's fast-moving data.
+package tracker
+
+import (
+	"github.com/chihaya/chihaya/config"
+	"github.com/chihaya/chihaya/drivers/backend"
+)
+
+type Tracker struct {
+	cfg     *config.Config
+	Pool    Pool
+	backend backend.Conn
+}
+
+func New(cfg *config.Config) (*Tracker, error) {
+	pool, err := Open(&cfg.Tracker)
+	if err != nil {
+		return nil, err
+	}
+
+	bc, err := backend.Open(&cfg.Backend)
+	if err != nil {
+		return nil, err
+	}
+
+	go PurgeInactivePeers(
+		pool,
+		cfg.PurgeInactiveTorrents,
+		cfg.Announce.Duration*2,
+		cfg.Announce.Duration,
+	)
+
+	return &Tracker{
+		cfg:     cfg,
+		Pool:    pool,
+		backend: bc,
+	}, nil
+}