From 80c068c97aac7a08b2e5176ec0a777b2362464e7 Mon Sep 17 00:00:00 2001
From: Jimmy Zelinskie <jimmyzelinskie@gmail.com>
Date: Mon, 23 Mar 2015 20:02:13 -0400
Subject: [PATCH] config: add create_on_announce option

This option allows the user to specify whether or not to create a new
swarm for torrents that do not previously exist within the tracker's
storage.
---
 config/config.go    | 2 ++
 example_config.json | 1 +
 tracker/announce.go | 2 +-
 3 files changed, 4 insertions(+), 1 deletion(-)

diff --git a/config/config.go b/config/config.go
index 2e5c454..36b70e8 100644
--- a/config/config.go
+++ b/config/config.go
@@ -75,6 +75,7 @@ type WhitelistConfig struct {
 
 // TrackerConfig is the configuration for tracker functionality.
 type TrackerConfig struct {
+	CreateOnAnnounce      bool     `json:"create_on_announce"`
 	PrivateEnabled        bool     `json:"private_enabled"`
 	FreeleechEnabled      bool     `json:"freeleech_enabled"`
 	PurgeInactiveTorrents bool     `json:"purge_inactive_torrents"`
@@ -107,6 +108,7 @@ type Config struct {
 // DefaultConfig is a configuration that can be used as a fallback value.
 var DefaultConfig = Config{
 	TrackerConfig: TrackerConfig{
+		CreateOnAnnounce:      true,
 		PrivateEnabled:        false,
 		FreeleechEnabled:      false,
 		PurgeInactiveTorrents: true,
diff --git a/example_config.json b/example_config.json
index d6e02c1..0340f23 100644
--- a/example_config.json
+++ b/example_config.json
@@ -1,4 +1,5 @@
 {
+  "create_on_announce": true,
   "private_enabled": false,
   "freeleech_enabled": false,
   "purge_inactive_torrents": true,
diff --git a/tracker/announce.go b/tracker/announce.go
index 725b591..f0ae46d 100644
--- a/tracker/announce.go
+++ b/tracker/announce.go
@@ -27,7 +27,7 @@ func (tkr *Tracker) HandleAnnounce(ann *models.Announce, w Writer) (err error) {
 
 	torrent, err := tkr.FindTorrent(ann.Infohash)
 
-	if err == models.ErrTorrentDNE && !tkr.Config.PrivateEnabled {
+	if err == models.ErrTorrentDNE && cfg.CreateOnAnnounce {
 		torrent = &models.Torrent{
 			Infohash: ann.Infohash,
 			Seeders:  models.NewPeerMap(true, tkr.Config),