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author | Yondon Fu <yondon.fu@gmail.com> | 2017-12-19 06:17:41 +0800 |
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committer | Yondon Fu <yondon.fu@gmail.com> | 2017-12-19 06:17:41 +0800 |
commit | 3857cdc267e3192697f561df0a0f827f65dfb6b5 (patch) | |
tree | 401c52c4972a68229ea283a394a0b0a5f3cfdc8e /les/odr.go | |
parent | a5330fe0c569b75cb8a524f60f7e8dc06498262b (diff) | |
parent | fe070ab5c32702033489f1b9d1655ea1b894c29e (diff) | |
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Merge branch 'master' into abi-offset-fixed-arrays
Diffstat (limited to 'les/odr.go')
-rw-r--r-- | les/odr.go | 46 |
1 files changed, 35 insertions, 11 deletions
diff --git a/les/odr.go b/les/odr.go index 3f7584b48..f8412aaad 100644 --- a/les/odr.go +++ b/les/odr.go @@ -19,6 +19,7 @@ package les import ( "context" + "github.com/ethereum/go-ethereum/core" "github.com/ethereum/go-ethereum/ethdb" "github.com/ethereum/go-ethereum/light" "github.com/ethereum/go-ethereum/log" @@ -26,33 +27,56 @@ import ( // LesOdr implements light.OdrBackend type LesOdr struct { - db ethdb.Database - stop chan struct{} - retriever *retrieveManager + db ethdb.Database + chtIndexer, bloomTrieIndexer, bloomIndexer *core.ChainIndexer + retriever *retrieveManager + stop chan struct{} } -func NewLesOdr(db ethdb.Database, retriever *retrieveManager) *LesOdr { +func NewLesOdr(db ethdb.Database, chtIndexer, bloomTrieIndexer, bloomIndexer *core.ChainIndexer, retriever *retrieveManager) *LesOdr { return &LesOdr{ - db: db, - retriever: retriever, - stop: make(chan struct{}), + db: db, + chtIndexer: chtIndexer, + bloomTrieIndexer: bloomTrieIndexer, + bloomIndexer: bloomIndexer, + retriever: retriever, + stop: make(chan struct{}), } } +// Stop cancels all pending retrievals func (odr *LesOdr) Stop() { close(odr.stop) } +// Database returns the backing database func (odr *LesOdr) Database() ethdb.Database { return odr.db } +// ChtIndexer returns the CHT chain indexer +func (odr *LesOdr) ChtIndexer() *core.ChainIndexer { + return odr.chtIndexer +} + +// BloomTrieIndexer returns the bloom trie chain indexer +func (odr *LesOdr) BloomTrieIndexer() *core.ChainIndexer { + return odr.bloomTrieIndexer +} + +// BloomIndexer returns the bloombits chain indexer +func (odr *LesOdr) BloomIndexer() *core.ChainIndexer { + return odr.bloomIndexer +} + const ( MsgBlockBodies = iota MsgCode MsgReceipts - MsgProofs + MsgProofsV1 + MsgProofsV2 MsgHeaderProofs + MsgHelperTrieProofs ) // Msg encodes a LES message that delivers reply data for a request @@ -64,7 +88,7 @@ type Msg struct { // Retrieve tries to fetch an object from the LES network. // If the network retrieval was successful, it stores the object in local db. -func (self *LesOdr) Retrieve(ctx context.Context, req light.OdrRequest) (err error) { +func (odr *LesOdr) Retrieve(ctx context.Context, req light.OdrRequest) (err error) { lreq := LesRequest(req) reqID := genReqID() @@ -84,9 +108,9 @@ func (self *LesOdr) Retrieve(ctx context.Context, req light.OdrRequest) (err err }, } - if err = self.retriever.retrieve(ctx, reqID, rq, func(p distPeer, msg *Msg) error { return lreq.Validate(self.db, msg) }); err == nil { + if err = odr.retriever.retrieve(ctx, reqID, rq, func(p distPeer, msg *Msg) error { return lreq.Validate(odr.db, msg) }, odr.stop); err == nil { // retrieved from network, store in db - req.StoreResult(self.db) + req.StoreResult(odr.db) } else { log.Debug("Failed to retrieve data from network", "err", err) } |