WIP

lite/proxy/verifier.go

@@ -1,41 +0,0 @@
-package proxy
-
-import (
-	cmn "github.com/tendermint/tendermint/libs/common"
-	dbm "github.com/tendermint/tendermint/libs/db"
-	log "github.com/tendermint/tendermint/libs/log"
-	"github.com/tendermint/tendermint/lite"
-	lclient "github.com/tendermint/tendermint/lite/client"
-)
-
-func NewVerifier(chainID, rootDir string, client lclient.SignStatusClient, logger log.Logger, cacheSize int) (*lite.DynamicVerifier, error) {
-
-	logger = logger.With("module", "lite/proxy")
-	logger.Info("lite/proxy/NewVerifier()...", "chainID", chainID, "rootDir", rootDir, "client", client)
-
-	memProvider := lite.NewDBProvider("trusted.mem", dbm.NewMemDB()).SetLimit(cacheSize)
-	lvlProvider := lite.NewDBProvider("trusted.lvl", dbm.NewDB("trust-base", dbm.LevelDBBackend, rootDir))
-	trust := lite.NewMultiProvider(
-		memProvider,
-		lvlProvider,
-	)
-	source := lclient.NewProvider(chainID, client)
-	cert := lite.NewDynamicVerifier(chainID, trust, source)
-	cert.SetLogger(logger) // Sets logger recursively.
-
-	// TODO: Make this more secure, e.g. make it interactive in the console?
-	_, err := trust.LatestFullCommit(chainID, 1, 1<<63-1)
-	if err != nil {
-		logger.Info("lite/proxy/NewVerifier found no trusted full commit, initializing from source from height 1...")
-		fc, err := source.LatestFullCommit(chainID, 1, 1)
-		if err != nil {
-			return nil, cmn.ErrorWrap(err, "fetching source full commit @ height 1")
-		}
-		err = trust.SaveFullCommit(fc)
-		if err != nil {
-			return nil, cmn.ErrorWrap(err, "saving full commit to trusted")
-		}
-	}
-
-	return cert, nil
-}

lite/proxy/wrapper.go

@@ -4,7 +4,7 @@ import (
 	cmn "github.com/tendermint/tendermint/libs/common"
 
 	"github.com/tendermint/tendermint/crypto/merkle"
-	"github.com/tendermint/tendermint/lite"
+	"github.com/tendermint/tendermint/lite/verifying"
 	rpcclient "github.com/tendermint/tendermint/rpc/client"
 	ctypes "github.com/tendermint/tendermint/rpc/core/types"
 )
@@ -15,7 +15,7 @@ var _ rpcclient.Client = Wrapper{}
 // provable before passing it along. Allows you to make any rpcclient fully secure.
 type Wrapper struct {
 	rpcclient.Client
-	cert *lite.DynamicVerifier
+	cert *verifying.Provider
 	prt  *merkle.ProofRuntime
 }
 
@@ -23,7 +23,7 @@ type Wrapper struct {
 // host and return a cryptographically secure rpc client.
 //
 // If it is wrapping an HTTP rpcclient, it will also wrap the websocket interface
-func SecureClient(c rpcclient.Client, cert *lite.DynamicVerifier) Wrapper {
+func SecureClient(c rpcclient.Client, cert *verifying.Provider) Wrapper {
 	prt := defaultProofRuntime()
 	wrap := Wrapper{c, cert, prt}
 	// TODO: no longer possible as no more such interface exposed....