Merge pull request #24 from chihaya/mock-tracker-storage

Mock Tracker Storage

storage/tracker/mock/conn.go

@@ -0,0 +1,238 @@
+// Copyright 2013 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 mock
+
+import (
+	"github.com/pushrax/chihaya/storage"
+	"github.com/pushrax/chihaya/storage/tracker"
+)
+
+type Conn struct {
+	*Pool
+}
+
+func (c *Conn) FindUser(passkey string) (*storage.User, bool, error) {
+	c.usersM.RLock()
+	defer c.usersM.RUnlock()
+	user, ok := c.users[passkey]
+	if !ok {
+		return nil, false, nil
+	}
+	u := *user
+	return &u, true, nil
+}
+
+func (c *Conn) FindTorrent(infohash string) (*storage.Torrent, bool, error) {
+	c.torrentsM.RLock()
+	defer c.torrentsM.RUnlock()
+	torrent, ok := c.torrents[infohash]
+	if !ok {
+		return nil, false, nil
+	}
+	t := *torrent
+	return &t, true, nil
+}
+
+func (c *Conn) ClientWhitelisted(peerID string) (bool, error) {
+	c.whitelistM.RLock()
+	defer c.whitelistM.RUnlock()
+	_, ok := c.whitelist[peerID]
+	if !ok {
+		return false, nil
+	}
+	return true, nil
+}
+
+func (c *Conn) RecordSnatch(u *storage.User, t *storage.Torrent) error {
+	c.torrentsM.Lock()
+	defer c.torrentsM.Unlock()
+	torrent, ok := c.torrents[t.Infohash]
+	if !ok {
+		return tracker.ErrMissingResource
+	}
+	torrent.Snatches++
+	t.Snatches++
+	return nil
+}
+
+func (c *Conn) MarkActive(t *storage.Torrent) error {
+	c.torrentsM.Lock()
+	defer c.torrentsM.Unlock()
+	torrent, ok := c.torrents[t.Infohash]
+	if !ok {
+		return tracker.ErrMissingResource
+	}
+	torrent.Active = true
+	t.Active = true
+	return nil
+}
+
+func (c *Conn) MarkInactive(t *storage.Torrent) error {
+	c.torrentsM.Lock()
+	defer c.torrentsM.Unlock()
+	torrent, ok := c.torrents[t.Infohash]
+	if !ok {
+		return tracker.ErrMissingResource
+	}
+	torrent.Active = false
+	t.Active = false
+	return nil
+}
+
+func (c *Conn) AddLeecher(t *storage.Torrent, p *storage.Peer) error {
+	c.torrentsM.Lock()
+	defer c.torrentsM.Unlock()
+	torrent, ok := c.torrents[t.Infohash]
+	if !ok {
+		return tracker.ErrMissingResource
+	}
+	torrent.Leechers[storage.PeerMapKey(p)] = *p
+	t.Leechers[storage.PeerMapKey(p)] = *p
+	return nil
+}
+
+func (c *Conn) AddSeeder(t *storage.Torrent, p *storage.Peer) error {
+	c.torrentsM.Lock()
+	defer c.torrentsM.Unlock()
+	torrent, ok := c.torrents[t.Infohash]
+	if !ok {
+		return tracker.ErrMissingResource
+	}
+	torrent.Leechers[storage.PeerMapKey(p)] = *p
+	t.Leechers[storage.PeerMapKey(p)] = *p
+	return nil
+}
+
+func (c *Conn) RemoveLeecher(t *storage.Torrent, p *storage.Peer) error {
+	c.torrentsM.Lock()
+	defer c.torrentsM.Unlock()
+	torrent, ok := c.torrents[t.Infohash]
+	if !ok {
+		return tracker.ErrMissingResource
+	}
+	delete(torrent.Leechers, storage.PeerMapKey(p))
+	delete(t.Leechers, storage.PeerMapKey(p))
+	return nil
+}
+
+func (c *Conn) RemoveSeeder(t *storage.Torrent, p *storage.Peer) error {
+	c.torrentsM.Lock()
+	defer c.torrentsM.Unlock()
+	torrent, ok := c.torrents[t.Infohash]
+	if !ok {
+		return tracker.ErrMissingResource
+	}
+	delete(torrent.Seeders, storage.PeerMapKey(p))
+	delete(t.Seeders, storage.PeerMapKey(p))
+	return nil
+}
+
+func (c *Conn) SetLeecher(t *storage.Torrent, p *storage.Peer) error {
+	c.torrentsM.Lock()
+	defer c.torrentsM.Unlock()
+	torrent, ok := c.torrents[t.Infohash]
+	if !ok {
+		return tracker.ErrMissingResource
+	}
+	torrent.Leechers[storage.PeerMapKey(p)] = *p
+	t.Leechers[storage.PeerMapKey(p)] = *p
+	return nil
+}
+
+func (c *Conn) SetSeeder(t *storage.Torrent, p *storage.Peer) error {
+	c.torrentsM.Lock()
+	defer c.torrentsM.Unlock()
+	torrent, ok := c.torrents[t.Infohash]
+	if !ok {
+		return tracker.ErrMissingResource
+	}
+	torrent.Seeders[storage.PeerMapKey(p)] = *p
+	t.Seeders[storage.PeerMapKey(p)] = *p
+	return nil
+}
+
+func (c *Conn) IncrementSlots(u *storage.User) error {
+	c.usersM.Lock()
+	defer c.usersM.Unlock()
+	user, ok := c.users[u.Passkey]
+	if !ok {
+		return tracker.ErrMissingResource
+	}
+	user.Slots++
+	u.Slots++
+	return nil
+}
+
+func (c *Conn) DecrementSlots(u *storage.User) error {
+	c.usersM.Lock()
+	defer c.usersM.Unlock()
+	user, ok := c.users[u.Passkey]
+	if !ok {
+		return tracker.ErrMissingResource
+	}
+	user.Slots--
+	u.Slots--
+	return nil
+}
+
+func (c *Conn) LeecherFinished(t *storage.Torrent, p *storage.Peer) error {
+	c.torrentsM.Lock()
+	defer c.torrentsM.Unlock()
+
+	torrent, ok := c.torrents[t.Infohash]
+	if !ok {
+		return tracker.ErrMissingResource
+	}
+
+	torrent.Seeders[storage.PeerMapKey(p)] = *p
+	delete(torrent.Leechers, storage.PeerMapKey(p))
+	t.Seeders[storage.PeerMapKey(p)] = *p
+	delete(t.Leechers, storage.PeerMapKey(p))
+	return nil
+}
+
+func (c *Conn) AddTorrent(t *storage.Torrent) error {
+	c.torrentsM.Lock()
+	defer c.torrentsM.Unlock()
+	torrent := *t
+	c.torrents[t.Infohash] = &torrent
+	return nil
+}
+
+func (c *Conn) RemoveTorrent(t *storage.Torrent) error {
+	c.torrentsM.Lock()
+	defer c.torrentsM.Unlock()
+	delete(c.torrents, t.Infohash)
+	return nil
+}
+
+func (c *Conn) AddUser(u *storage.User) error {
+	c.usersM.Lock()
+	defer c.usersM.Unlock()
+	user := *u
+	c.users[u.Passkey] = &user
+	return nil
+}
+
+func (c *Conn) RemoveUser(u *storage.User) error {
+	c.usersM.Lock()
+	defer c.usersM.Unlock()
+	delete(c.users, u.Passkey)
+	return nil
+}
+
+func (c *Conn) WhitelistClient(peerID string) error {
+	c.whitelistM.Lock()
+	defer c.whitelistM.Unlock()
+	c.whitelist[peerID] = true
+	return nil
+}
+
+func (c *Conn) UnWhitelistClient(peerID string) error {
+	c.whitelistM.Lock()
+	defer c.whitelistM.Unlock()
+	delete(c.whitelist, peerID)
+	return nil
+}

storage/tracker/mock/driver.go

@@ -0,0 +1,24 @@
+// Copyright 2013 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 mock implements the storage interface for a BitTorrent tracker
+// within memory. It can be used in production, but isn't recommended.
+// Stored values will not persist if the tracker is restarted.
+package mock
+
+import (
+	"github.com/pushrax/chihaya/config"
+	"github.com/pushrax/chihaya/storage"
+	"github.com/pushrax/chihaya/storage/tracker"
+)
+
+type driver struct{}
+
+func (d *driver) New(conf *config.DataStore) tracker.Pool {
+	return &Pool{
+		users:     make(map[string]*storage.User),
+		torrents:  make(map[string]*storage.Torrent),
+		whitelist: make(map[string]bool),
+	}
+}

storage/tracker/mock/pool.go

@@ -0,0 +1,33 @@
+// Copyright 2013 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 mock
+
+import (
+	"sync"
+
+	"github.com/pushrax/chihaya/storage"
+	"github.com/pushrax/chihaya/storage/tracker"
+)
+
+type Pool struct {
+	users  map[string]*storage.User
+	usersM sync.RWMutex
+
+	torrents  map[string]*storage.Torrent
+	torrentsM sync.RWMutex
+
+	whitelist  map[string]bool
+	whitelistM sync.RWMutex
+}
+
+func (p *Pool) Get() (tracker.Conn, error) {
+	return &Conn{
+		Pool: p,
+	}, nil
+}
+
+func (p *Pool) Close() error {
+	return nil
+}

storage/tracker/tracker.go

@@ -7,6 +7,7 @@
 package tracker
 
 import (
+	"errors"
 	"fmt"
 
 	"github.com/pushrax/chihaya/config"
@@ -14,7 +15,8 @@ import (
 )
 
 var (
-	drivers = make(map[string]Driver)
+	ErrMissingResource = errors.New("tracker: resource missing")
+	drivers            = make(map[string]Driver)
 )
 
 type Driver interface {
@@ -65,6 +67,7 @@ type Conn interface {
 	// Writes
 	RecordSnatch(u *storage.User, t *storage.Torrent) error
 	MarkActive(t *storage.Torrent) error
+	MarkInactive(t *storage.Torrent) error
 	AddLeecher(t *storage.Torrent, p *storage.Peer) error
 	AddSeeder(t *storage.Torrent, p *storage.Peer) error
 	RemoveLeecher(t *storage.Torrent, p *storage.Peer) error