swarm/network: revert back DBAPI and NetStore unity

swarm/network/stream/common_test.go

@@ -75,8 +75,7 @@ func NewStreamerService(ctx *adapters.ServiceContext) (node.Service, error) {
 	addr := toAddr(id)
 	kad := network.NewKademlia(addr.Over(), network.NewKadParams())
 	store := stores[id].(*storage.LocalStore)
-	netStore := storage.NewNetStore(store, nil)
+	db := storage.NewDBAPI(store)
-	db := storage.NewDBAPI(netStore)
 	delivery := NewDelivery(kad, db)
 	deliveries[id] = delivery
 	r := NewRegistry(addr, delivery, db, state.NewMemStore(), defaultSkipCheck, false)
@@ -108,9 +107,7 @@ func newStreamerTester(t *testing.T) (*p2ptest.ProtocolTester, *Registry, *stora
 		return nil, nil, nil, removeDataDir, err
 	}
 
-	netStore := storage.NewNetStore(localStore, nil)
+	db := storage.NewDBAPI(localStore)
-	db := storage.NewDBAPI(netStore)
-
 	delivery := NewDelivery(to, db)
 	streamer := NewRegistry(addr, delivery, db, state.NewMemStore(), defaultSkipCheck, false)
 	teardown := func() {

swarm/network/stream/intervals_test.go

@@ -47,9 +47,7 @@ func newIntervalsStreamerService(ctx *adapters.ServiceContext) (node.Service, er
 	addr := toAddr(id)
 	kad := network.NewKademlia(addr.Over(), network.NewKadParams())
 	store := stores[id].(*storage.LocalStore)
-
+	db := storage.NewDBAPI(store)
-	netStore := storage.NewNetStore(store, nil)
-	db := storage.NewDBAPI(netStore)
 	delivery := NewDelivery(kad, db)
 	deliveries[id] = delivery
 	r := NewRegistry(addr, delivery, db, state.NewMemStore(), defaultSkipCheck, false)

swarm/network/stream/syncer_test.go

@@ -108,8 +108,7 @@ func testSyncBetweenNodes(t *testing.T, nodes, conns, chunkCount int, skipCheck
 	// create DBAPI-s for all nodes
 	dbs := make([]*storage.DBAPI, nodes)
 	for i := 0; i < nodes; i++ {
-		netStore := storage.NewNetStore(sim.Stores[i].(*storage.LocalStore), nil)
+		dbs[i] = storage.NewDBAPI(sim.Stores[i].(*storage.LocalStore))
-		dbs[i] = storage.NewDBAPI(netStore)
 	}
 
 	// collect hashes in po 1 bin for each node

swarm/storage/dbapi.go

@@ -18,34 +18,35 @@ package storage
 
 // wrapper of db-s to provide mockable custom local chunk store access to syncer
 type DBAPI struct {
-	ns *NetStore
+	db  *LDBStore
+	loc *LocalStore
 }
 
-func NewDBAPI(ns *NetStore) *DBAPI {
+func NewDBAPI(loc *LocalStore) *DBAPI {
-	return &DBAPI{ns: ns}
+	return &DBAPI{loc.DbStore, loc}
 }
 
 // to obtain the chunks from key or request db entry only
 func (self *DBAPI) Get(key Key) (*Chunk, error) {
-	return self.ns.localStore.Get(key)
+	return self.loc.Get(key)
 }
 
 // current storage counter of chunk db
 func (self *DBAPI) CurrentBucketStorageIndex(po uint8) uint64 {
-	return self.ns.localStore.DbStore.CurrentBucketStorageIndex(po)
+	return self.db.CurrentBucketStorageIndex(po)
 }
 
 // iteration storage counter and proximity order
 func (self *DBAPI) Iterator(from uint64, to uint64, po uint8, f func(Key, uint64) bool) error {
-	return self.ns.localStore.DbStore.SyncIterator(from, to, po, f)
+	return self.db.SyncIterator(from, to, po, f)
 }
 
 // to obtain the chunks from key or request db entry only
 func (self *DBAPI) GetOrCreateRequest(key Key) (*Chunk, bool) {
-	return self.ns.localStore.GetOrCreateRequest(key)
+	return self.loc.GetOrCreateRequest(key)
 }
 
 // to obtain the chunks from key or request db entry only
 func (self *DBAPI) Put(chunk *Chunk) {
-	self.ns.localStore.Put(chunk)
+	self.loc.Put(chunk)
 }

swarm/swarm.go

@@ -146,10 +146,7 @@ func NewSwarm(ctx *node.ServiceContext, backend chequebook.Backend, config *api.
 		HiveParams:   config.HiveParams,
 	}
 
-	// init netStore
+	db := storage.NewDBAPI(self.lstore)
-	ns := storage.NewNetStore(self.lstore, self.streamer.Retrieve)
-
-	db := storage.NewDBAPI(ns)
 	delivery := stream.NewDelivery(to, db)
 	// TODO: decide on intervals store file location
 	stateStore, err := state.NewDBStore(filepath.Join(config.Path, "state-store.db"))
@@ -161,10 +158,10 @@ func NewSwarm(ctx *node.ServiceContext, backend chequebook.Backend, config *api.
 	self.bzz = network.NewBzz(bzzconfig, to, stateStore, stream.Spec, self.streamer.Run)
 
 	// set up DPA, the cloud storage local access layer
-	//dpaChunkStore := storage.NewNetStore(self.lstore, self.streamer.Retrieve)
+	dpaChunkStore := storage.NewNetStore(self.lstore, self.streamer.Retrieve)
 	log.Debug(fmt.Sprintf("-> Local Access to Swarm"))
 	// Swarm Hash Merklised Chunking for Arbitrary-length Document/File storage
-	self.dpa = storage.NewDPA(ns, self.config.ChunkerParams)
+	self.dpa = storage.NewDPA(dpaChunkStore, self.config.ChunkerParams)
 	log.Debug(fmt.Sprintf("-> Content Store API"))
 
 	// Pss = postal service over swarm (devp2p over bzz)