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Throw error if invalid parameters passed to getnetworkhashps RPC endpoint

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This commit is contained in:
Jameson Lopp
2023-09-30 15:06:36 -04:00
parent 3da69c464f
commit 9ac114e5cd
2 changed files with 45 additions and 8 deletions
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19
src/rpc/mining.cpp
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@@ -49,13 +49,22 @@ using node::UpdateTime;
/**
* Return average network hashes per second based on the last 'lookup' blocks,
* or from the last difficulty change if 'lookup' is nonpositive.
* If 'height' is nonnegative, compute the estimate at the time when a given block was found.
* or from the last difficulty change if 'lookup' is -1.
* If 'height' is -1, compute the estimate from current chain tip.
* If 'height' is a valid block height, compute the estimate at the time when a given block was found.
*/
static UniValue GetNetworkHashPS(int lookup, int height, const CChain& active_chain) {
if (lookup < -1 || lookup == 0) {
throw JSONRPCError(RPC_INVALID_PARAMETER, "Invalid nblocks. Must be a positive number or -1.");
}
if (height < -1 || height > active_chain.Height()) {
throw JSONRPCError(RPC_INVALID_PARAMETER, "Block does not exist at specified height");
}
const CBlockIndex* pb = active_chain.Tip();
if (height >= 0 && height < active_chain.Height()) {
if (height >= 0) {
pb = active_chain[height];
}
@@ -63,7 +72,7 @@ static UniValue GetNetworkHashPS(int lookup, int height, const CChain& active_ch
return 0;
// If lookup is -1, then use blocks since last difficulty change.
if (lookup <= 0)
if (lookup == -1)
lookup = pb->nHeight % Params().GetConsensus().DifficultyAdjustmentInterval() + 1;
// If lookup is larger than chain, then set it to chain length.
@@ -97,7 +106,7 @@ static RPCHelpMan getnetworkhashps()
"Pass in [blocks] to override # of blocks, -1 specifies since last difficulty change.\n"
"Pass in [height] to estimate the network speed at the time when a certain block was found.\n",
{
{"nblocks", RPCArg::Type::NUM, RPCArg::Default{120}, "The number of blocks, or -1 for blocks since last difficulty change."},
{"nblocks", RPCArg::Type::NUM, RPCArg::Default{120}, "The number of previous blocks to calculate estimate from, or -1 for blocks since last difficulty change."},
{"height", RPCArg::Type::NUM, RPCArg::Default{-1}, "To estimate at the time of the given height."},
},
RPCResult{