From ee1112122932151cee06b28ef724e0726849391b Mon Sep 17 00:00:00 2001 From: MeshCollider Date: Sat, 27 Jan 2018 20:10:56 +1300 Subject: [PATCH] Add special error for genesis coinbase to gettransaction --- src/rpc/rawtransaction.cpp | 5 +++++ test/functional/rpc_rawtransaction.py | 4 ++++ 2 files changed, 9 insertions(+) diff --git a/src/rpc/rawtransaction.cpp b/src/rpc/rawtransaction.cpp index 82399e1567..00e73675b4 100644 --- a/src/rpc/rawtransaction.cpp +++ b/src/rpc/rawtransaction.cpp @@ -147,6 +147,11 @@ UniValue getrawtransaction(const JSONRPCRequest& request) uint256 hash = ParseHashV(request.params[0], "parameter 1"); CBlockIndex* blockindex = nullptr; + if (hash == Params().GenesisBlock().hashMerkleRoot) { + // Special exception for the genesis block coinbase transaction + throw JSONRPCError(RPC_INVALID_ADDRESS_OR_KEY, "The genesis block coinbase is not considered an ordinary transaction and cannot be retrieved"); + } + // Accept either a bool (true) or a num (>=1) to indicate verbose output. bool fVerbose = false; if (!request.params[1].isNull()) { diff --git a/test/functional/rpc_rawtransaction.py b/test/functional/rpc_rawtransaction.py index d39d86b310..c2ca7c70b8 100755 --- a/test/functional/rpc_rawtransaction.py +++ b/test/functional/rpc_rawtransaction.py @@ -59,6 +59,10 @@ class RawTransactionsTest(BitcoinTestFramework): self.nodes[0].generate(5) self.sync_all() + # Test getrawtransaction on genesis block coinbase returns an error + block = self.nodes[0].getblock(self.nodes[0].getblockhash(0)) + assert_raises_rpc_error(-5, "The genesis block coinbase is not considered an ordinary transaction", self.nodes[0].getrawtransaction, block['merkleroot']) + # Test `createrawtransaction` required parameters assert_raises_rpc_error(-1, "createrawtransaction", self.nodes[0].createrawtransaction) assert_raises_rpc_error(-1, "createrawtransaction", self.nodes[0].createrawtransaction, [])