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feat(rpc): return activation_height in getblockchaininfo for BIP9 softforks #5624

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merged 5 commits into from
Oct 23, 2023
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feat(rpc): return activation_height in getblockchaininfo for BIP9 softforks #5624

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355ec84
activation_height calculation
ogabrielides Oct 19, 2023
82f7bca
help text
ogabrielides Oct 23, 2023
9079451
Create release-notes-5624.md
ogabrielides Oct 23, 2023
e59fc4c
spelling
ogabrielides Oct 23, 2023
a9eeae4
moved inside bip9 field
ogabrielides Oct 23, 2023
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4 changes: 4 additions & 0 deletions doc/release-notes-5624.md
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Original file line number Diff line number Diff line change
@@ -0,0 +1,4 @@
Updated RPCs
------------

- `getblockchaininfo` RPC returns the field `activation_height` for each softforks in `locked_in` status: indicating the expected activation height.
4 changes: 4 additions & 0 deletions src/rpc/blockchain.cpp
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Expand Up @@ -1628,6 +1628,9 @@ static void BIP9SoftForkDescPushBack(const CBlockIndex* active_chain_tip, UniVal
statsUV.pushKV("possible", statsStruct.possible);
bip9.pushKV("statistics", statsUV);
}
else if (ThresholdState::LOCKED_IN == thresholdState) {
bip9.pushKV("activation_height", since_height + static_cast<int>(consensusParams.vDeployments[id].nWindowSize));
}

UniValue rv(UniValue::VOBJ);
rv.pushKV("type", "bip9");
Expand Down Expand Up @@ -1673,6 +1676,7 @@ UniValue getblockchaininfo(const JSONRPCRequest& request)
{RPCResult::Type::NUM_TIME, "start_time", "the minimum median time past of a block at which the bit gains its meaning"},
{RPCResult::Type::NUM_TIME, "timeout", "the median time past of a block at which the deployment is considered failed if not yet locked in"},
{RPCResult::Type::NUM, "since", "height of the first block to which the status applies"},
{RPCResult::Type::NUM, "activation_height", "expected activation height for this softfork (only for \"locked_in\" status)"},
{RPCResult::Type::OBJ, "statistics", "numeric statistics about BIP9 signalling for a softfork",
{
{RPCResult::Type::NUM, "period", "the length in blocks of the BIP9 signalling period"},
Expand Down
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