add rescan rpc

src/rpc/server.h

@@ -489,6 +489,7 @@ extern UniValue z_getoperationstatus(const UniValue& params, bool fHelp, const C
 extern UniValue z_getoperationresult(const UniValue& params, bool fHelp, const CPubKey& mypk); // in rpcwallet.cpp
 extern UniValue z_listoperationids(const UniValue& params, bool fHelp, const CPubKey& mypk); // in rpcwallet.cpp
 extern UniValue opreturn_burn(const UniValue& params, bool fHelp, const CPubKey& mypk); // in rpcwallet.cpp
+extern UniValue rescan(const UniValue& params, bool fHelp, const CPubKey& mypk); // in rpcwallet.cpp
 extern UniValue z_validateaddress(const UniValue& params, bool fHelp, const CPubKey& mypk); // in rpcmisc.cpp
 extern UniValue z_getpaymentdisclosure(const UniValue& params, bool fHelp, const CPubKey& mypk); // in rpcdisclosure.cpp
 extern UniValue z_validatepaymentdisclosure(const UniValue& params, bool fHelp, const CPubKey& mypk); // in rpcdisclosure.cpp

src/wallet/rpcdump.cpp

@@ -149,6 +149,43 @@ UniValue convertpassphrase(const UniValue& params, bool fHelp, const CPubKey& my
     return ret;
 }
 
+UniValue rescan(const UniValue& params, bool fHelp, const CPubKey& mypk)
+{
+    //LOCK2(cs_main, pwalletMain->cs_wallet);
+
+    if (!EnsureWalletIsAvailable(fHelp))
+        return NullUniValue;
+
+    if (fHelp || params.size() > 1)
+        throw runtime_error(
+            "rescan \"height\"\n"
+            "\nRescan all transactions from genesis or given block height.\n"
+            "\nArguments:\n"
+            "1. \"height\"    (integer, optional) The block height to rescan from\n"
+            "\nExamples:\n"
+            "\nRescan from block height 555\n"
+            + HelpExampleCli("rescan", "\"555\"") +
+            "\nRescan from genesis block\n"
+            + HelpExampleCli("rescan","")
+        );
+
+    // Height to rescan from
+    int nRescanHeight = 0;
+    if (params.size() > 0)
+        nRescanHeight = params[0].get_int();
+    if (nRescanHeight < 0 || nRescanHeight > chainActive.Height()) {
+        throw JSONRPCError(RPC_INVALID_PARAMETER, "Block height out of range");
+    }
+
+    LogPrintf("Rescanning from height=%d\n", nRescanHeight);
+    //pwalletMain->ScanForWalletTransactions(chainActive[nRescanHeight],true);
+    bool update = false;
+    pwalletMain->ScanForWalletTransactions(chainActive.Genesis(),update);
+    //TODO: can we return something more useful?
+    return NullUniValue;
+}
+
+
 UniValue importprivkey(const UniValue& params, bool fHelp, const CPubKey& mypk)
 {
     if (!EnsureWalletIsAvailable(fHelp))

src/wallet/rpcwallet.cpp

@@ -8228,6 +8228,8 @@ extern UniValue z_exportviewingkey(const UniValue& params, bool fHelp, const CPu
 extern UniValue z_importviewingkey(const UniValue& params, bool fHelp, const CPubKey& mypk);
 extern UniValue z_exportwallet(const UniValue& params, bool fHelp, const CPubKey& mypk);
 extern UniValue z_importwallet(const UniValue& params, bool fHelp, const CPubKey& mypk);
+extern UniValue rescan(const UniValue& params, bool fHelp, const CPubKey& mypk);
+
 
 static const CRPCCommand commands[] =
 { //  category              name                        actor (function)           okSafeMode
@@ -8266,6 +8268,7 @@ static const CRPCCommand commands[] =
     { "wallet",             "listunspent",              &listunspent,              false },
     { "wallet",             "lockunspent",              &lockunspent,              true  },
     { "wallet",             "move",                     &movecmd,                  false },
+    { "wallet",             "rescan",                   &rescan,                   false },
     { "wallet",             "sendfrom",                 &sendfrom,                 false },
     { "wallet",             "sendmany",                 &sendmany,                 false },
     { "wallet",             "sendtoaddress",            &sendtoaddress,            false },