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Implement negative UNL functionality:

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This change can help improve the liveness of the network during periods of network
instability, by allowing the network to track which validators are presently not online
and to disregard them for the purposes of quorum calculations.
This commit is contained in:
Peng Wang
2020-03-01 21:03:19 -05:00
committed by manojsdoshi
parent 51bd4626b1
commit 706ca874b0
41 changed files with 4344 additions and 73 deletions
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33
src/test/rpc/ValidatorRPC_test.cpp
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@@ -134,6 +134,39 @@ public:
auto const jrr = env.rpc("validator_list_sites")[jss::result];
BEAST_EXPECT(jrr[jss::validator_sites].size() == 0);
}
// Negative UNL empty
{
auto const jrr = env.rpc("validators")[jss::result];
BEAST_EXPECT(jrr[jss::NegativeUNL].isNull());
}
// Negative UNL update
{
hash_set<PublicKey> disabledKeys;
auto k1 = randomKeyPair(KeyType::ed25519).first;
auto k2 = randomKeyPair(KeyType::ed25519).first;
disabledKeys.insert(k1);
disabledKeys.insert(k2);
env.app().validators().setNegativeUnl(disabledKeys);
auto const jrr = env.rpc("validators")[jss::result];
auto& jrrnUnl = jrr[jss::NegativeUNL];
auto jrrnUnlSize = jrrnUnl.size();
BEAST_EXPECT(jrrnUnlSize == 2);
for (std::uint32_t x = 0; x < jrrnUnlSize; ++x)
{
auto parsedKey = parseBase58<PublicKey>(
TokenType::NodePublic, jrrnUnl[x].asString());
BEAST_EXPECT(parsedKey);
if (parsedKey)
BEAST_EXPECT(
disabledKeys.find(*parsedKey) != disabledKeys.end());
}
disabledKeys.clear();
env.app().validators().setNegativeUnl(disabledKeys);
auto const jrrUpdated = env.rpc("validators")[jss::result];
BEAST_EXPECT(jrrUpdated[jss::NegativeUNL].isNull());
}
}
void