rpc: bumpfee: handle errors more gracefully

This commit is contained in:
Suhas Daftuar 2017-01-26 12:57:42 -05:00 committed by Suhas Daftuar
parent f62659448c
commit 9522b53a91

View file

@ -2733,6 +2733,7 @@ UniValue bumpfee(const JSONRPCRequest& request)
" \"txid\": \"value\", (string) The id of the new transaction\n"
" \"origfee\": n, (numeric) Fee of the replaced transaction\n"
" \"fee\": n, (numeric) Fee of the new transaction\n"
" \"errors\": [ str... ] (json array of strings) Errors encountered during processing (may be empty)\n"
"}\n"
"\nExamples:\n"
"\nBump the fee, get the new transaction\'s txid\n" +
@ -2945,23 +2946,32 @@ UniValue bumpfee(const JSONRPCRequest& request)
CWalletTx wtxBumped(pwalletMain, MakeTransactionRef(std::move(tx)));
wtxBumped.mapValue["replaces_txid"] = hash.ToString();
CValidationState state;
if (!pwalletMain->CommitTransaction(wtxBumped, reservekey, g_connman.get(), state) || !state.IsValid()) {
if (!pwalletMain->CommitTransaction(wtxBumped, reservekey, g_connman.get(), state)) {
// NOTE: CommitTransaction never returns false, so this should never happen.
throw JSONRPCError(RPC_WALLET_ERROR, strprintf("Error: The transaction was rejected! Reason given: %s", state.GetRejectReason()));
}
UniValue vErrors(UniValue::VARR);
if (state.IsInvalid()) {
// This can happen if the mempool rejected the transaction. Report
// what happened in the "errors" response.
vErrors.push_back(strprintf("Error: The transaction was rejected: %s", FormatStateMessage(state)));
}
// mark the original tx as bumped
if (!pwalletMain->MarkReplaced(wtx.GetHash(), wtxBumped.GetHash())) {
// TODO: see if JSON-RPC has a standard way of returning a response
// along with an exception. It would be good to return information about
// wtxBumped to the caller even if marking the original transaction
// replaced does not succeed for some reason.
throw JSONRPCError(RPC_WALLET_ERROR, "Error: Created new bumpfee transaction but could not mark the original transaction as replaced.");
vErrors.push_back("Error: Created new bumpfee transaction but could not mark the original transaction as replaced.");
}
UniValue result(UniValue::VOBJ);
result.push_back(Pair("txid", wtxBumped.GetHash().GetHex()));
result.push_back(Pair("origfee", ValueFromAmount(nOldFee)));
result.push_back(Pair("fee", ValueFromAmount(nNewFee)));
result.push_back(Pair("errors", vErrors));
return result;
}