feat: bury v20 deployment

src/chainparams.cpp

@@ -192,7 +192,8 @@ public:
         consensus.DIP0024Height = 1737792; // 0000000000000001342be9c0b75ad40c276beaad91616423c4d9cb101b3db438
         consensus.DIP0024QuorumsHeight = 1738698; // 000000000000001aa25181e4c466e593992c98f9eb21c69ee757b8bb0af50244
         consensus.V19Height = 1899072; // 0000000000000015e32e73052d663626327004c81c5c22cb8b42c361015c0eae
-        consensus.MinBIP9WarningHeight = 1899072 + 2016; // V19 activation height + miner confirmation window
+        consensus.V20Height = 1987776; // 000000000000001bf41cff06b76780050682ca29e61a91c391893d4745579777
+        consensus.MinBIP9WarningHeight = 1987776 + 2016; // V20 activation height + miner confirmation window
         consensus.powLimit = uint256S("00000fffffffffffffffffffffffffffffffffffffffffffffffffffffffffff"); // ~uint256(0) >> 20
         consensus.nPowTargetTimespan = 24 * 60 * 60; // Dash: 1 day
         consensus.nPowTargetSpacing = 2.5 * 60; // Dash: 2.5 minutes
@@ -207,14 +208,6 @@ public:
         consensus.vDeployments[Consensus::DEPLOYMENT_TESTDUMMY].nTimeout = Consensus::BIP9Deployment::NO_TIMEOUT;
         consensus.vDeployments[Consensus::DEPLOYMENT_TESTDUMMY].min_activation_height = 0; // No activation delay
 
-        consensus.vDeployments[Consensus::DEPLOYMENT_V20].bit = 9;
-        consensus.vDeployments[Consensus::DEPLOYMENT_V20].nStartTime = 1700006400;      // November 15, 2023
-        consensus.vDeployments[Consensus::DEPLOYMENT_V20].nTimeout = 1731628800;        // November 15, 2024
-        consensus.vDeployments[Consensus::DEPLOYMENT_V20].nWindowSize = 4032;
-        consensus.vDeployments[Consensus::DEPLOYMENT_V20].nThresholdStart = 3226;       // 80% of 4032
-        consensus.vDeployments[Consensus::DEPLOYMENT_V20].nThresholdMin = 2420;         // 60% of 4032
-        consensus.vDeployments[Consensus::DEPLOYMENT_V20].nFalloffCoeff = 5;            // this corresponds to 10 periods
-
         consensus.vDeployments[Consensus::DEPLOYMENT_MN_RR].bit = 10;
         consensus.vDeployments[Consensus::DEPLOYMENT_MN_RR].nStartTime = 1704067200;   // January 1, 2024
         consensus.vDeployments[Consensus::DEPLOYMENT_MN_RR].nTimeout = 1767225600; // January 1, 2026
@@ -394,7 +387,8 @@ public:
         consensus.DIP0024Height = 769700; // 0000008d84e4efd890ae95c70a7a6126a70a80e5c19e4cb264a5b3469aeef172
         consensus.DIP0024QuorumsHeight = 770730; // 0000003c43b3ae7fffe61278ca5537a0e256ebf4d709d45f0ab040271074d51e
         consensus.V19Height = 850100; // 000004728b8ff2a16b9d4eebb0fd61eeffadc9c7fe4b0ec0b5a739869401ab5b
-        consensus.MinBIP9WarningHeight = 850100 + 2016;  // v19 activation height + miner confirmation window
+        consensus.V20Height = 905100; // 0000020c5e0f86f385cbf8e90210de9a9fd63633f01433bf47a6b3227a2851fd
+        consensus.MinBIP9WarningHeight = 905100 + 2016;  // v19 activation height + miner confirmation window
         consensus.powLimit = uint256S("00000fffffffffffffffffffffffffffffffffffffffffffffffffffffffffff"); // ~uint256(0) >> 20
         consensus.nPowTargetTimespan = 24 * 60 * 60; // Dash: 1 day
         consensus.nPowTargetSpacing = 2.5 * 60; // Dash: 2.5 minutes
@@ -409,14 +403,6 @@ public:
         consensus.vDeployments[Consensus::DEPLOYMENT_TESTDUMMY].nTimeout = Consensus::BIP9Deployment::NO_TIMEOUT;
         consensus.vDeployments[Consensus::DEPLOYMENT_TESTDUMMY].min_activation_height = 0; // No activation delay
 
-        consensus.vDeployments[Consensus::DEPLOYMENT_V20].bit = 9;
-        consensus.vDeployments[Consensus::DEPLOYMENT_V20].nStartTime = 1693526400;     // Friday, September 1, 2023 0:00:00
-        consensus.vDeployments[Consensus::DEPLOYMENT_V20].nTimeout = Consensus::BIP9Deployment::NO_TIMEOUT;
-        consensus.vDeployments[Consensus::DEPLOYMENT_V20].nWindowSize = 100;
-        consensus.vDeployments[Consensus::DEPLOYMENT_V20].nThresholdStart = 80;         // 80% of 100
-        consensus.vDeployments[Consensus::DEPLOYMENT_V20].nThresholdMin = 60;           // 60% of 100
-        consensus.vDeployments[Consensus::DEPLOYMENT_V20].nFalloffCoeff = 5;            // this corresponds to 10 periods
-
         consensus.vDeployments[Consensus::DEPLOYMENT_MN_RR].bit = 10;
         consensus.vDeployments[Consensus::DEPLOYMENT_MN_RR].nStartTime = 1693526400;   // Friday, September 1, 2023 0:00:00
         consensus.vDeployments[Consensus::DEPLOYMENT_MN_RR].nTimeout = Consensus::BIP9Deployment::NO_TIMEOUT;
@@ -570,7 +556,8 @@ public:
         consensus.DIP0024Height = 300;
         consensus.DIP0024QuorumsHeight = 300;
         consensus.V19Height = 300;
-        consensus.MinBIP9WarningHeight = 300 + 2016; // v19 activation height + miner confirmation window
+        consensus.V20Height = 300;
+        consensus.MinBIP9WarningHeight = 300 + 2016; // v20 activation height + miner confirmation window
         consensus.powLimit = uint256S("7fffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff"); // ~uint256(0) >> 1
         consensus.nPowTargetTimespan = 24 * 60 * 60; // Dash: 1 day
         consensus.nPowTargetSpacing = 2.5 * 60; // Dash: 2.5 minutes
@@ -585,14 +572,6 @@ public:
         consensus.vDeployments[Consensus::DEPLOYMENT_TESTDUMMY].nTimeout = Consensus::BIP9Deployment::NO_TIMEOUT;
         consensus.vDeployments[Consensus::DEPLOYMENT_TESTDUMMY].min_activation_height = 0; // No activation delay
 
-        consensus.vDeployments[Consensus::DEPLOYMENT_V20].bit = 9;
-        consensus.vDeployments[Consensus::DEPLOYMENT_V20].nStartTime = 1661990400; // Sep 1st, 2022
-        consensus.vDeployments[Consensus::DEPLOYMENT_V20].nTimeout = Consensus::BIP9Deployment::NO_TIMEOUT;
-        consensus.vDeployments[Consensus::DEPLOYMENT_V20].nWindowSize = 120;
-        consensus.vDeployments[Consensus::DEPLOYMENT_V20].nThresholdStart = 80; // 80% of 100
-        consensus.vDeployments[Consensus::DEPLOYMENT_V20].nThresholdMin = 60;   // 60% of 100
-        consensus.vDeployments[Consensus::DEPLOYMENT_V20].nFalloffCoeff = 5;     // this corresponds to 10 periods
-
         consensus.vDeployments[Consensus::DEPLOYMENT_MN_RR].bit = 10;
         consensus.vDeployments[Consensus::DEPLOYMENT_MN_RR].nStartTime = 1661990400; // Sep 1st, 2022
         consensus.vDeployments[Consensus::DEPLOYMENT_MN_RR].nTimeout = Consensus::BIP9Deployment::NO_TIMEOUT;
@@ -810,6 +789,7 @@ public:
         consensus.DIP0024Height = 900;
         consensus.DIP0024QuorumsHeight = 900;
         consensus.V19Height = 900;
+        consensus.V20Height = 1200;
         consensus.MinBIP9WarningHeight = 0;
         consensus.powLimit = uint256S("7fffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff"); // ~uint256(0) >> 1
         consensus.nPowTargetTimespan = 24 * 60 * 60; // Dash: 1 day
@@ -826,14 +806,6 @@ public:
         consensus.vDeployments[Consensus::DEPLOYMENT_TESTDUMMY].nTimeout = Consensus::BIP9Deployment::NO_TIMEOUT;
         consensus.vDeployments[Consensus::DEPLOYMENT_TESTDUMMY].min_activation_height = 0; // No activation delay
 
-        consensus.vDeployments[Consensus::DEPLOYMENT_V20].bit = 9;
-        consensus.vDeployments[Consensus::DEPLOYMENT_V20].nStartTime = 0;
-        consensus.vDeployments[Consensus::DEPLOYMENT_V20].nTimeout = Consensus::BIP9Deployment::NO_TIMEOUT;
-        consensus.vDeployments[Consensus::DEPLOYMENT_V20].nWindowSize = 400;
-        consensus.vDeployments[Consensus::DEPLOYMENT_V20].nThresholdStart = 384; // 80% of 480
-        consensus.vDeployments[Consensus::DEPLOYMENT_V20].nThresholdMin = 288;   // 60% of 480
-        consensus.vDeployments[Consensus::DEPLOYMENT_V20].nFalloffCoeff = 5;     // this corresponds to 10 periods
-
         consensus.vDeployments[Consensus::DEPLOYMENT_MN_RR].bit = 10;
         consensus.vDeployments[Consensus::DEPLOYMENT_MN_RR].nStartTime = 0;
         consensus.vDeployments[Consensus::DEPLOYMENT_MN_RR].nTimeout = Consensus::BIP9Deployment::NO_TIMEOUT;
@@ -1062,6 +1034,8 @@ static void MaybeUpdateHeights(const ArgsManager& args, Consensus::Params& conse
             consensus.DIP0008Height = int{height};
         } else if (name == "dip0020") {
             consensus.DIP0020Height = int{height};
+        } else if (name == "v20") {
+            consensus.V20Height = int{height};
         } else {
             throw std::runtime_error(strprintf("Invalid name (%s) for -testactivationheight=name@height.", arg));
         }

src/chainparamsbase.cpp

@@ -22,7 +22,7 @@ void SetupChainParamsBaseOptions(ArgsManager& argsman)
     argsman.AddArg("-dip3params=<activation>:<enforcement>", "Override DIP3 activation and enforcement heights (regtest-only)", ArgsManager::ALLOW_ANY | ArgsManager::DEBUG_ONLY, OptionsCategory::CHAINPARAMS);
     argsman.AddArg("-dip8params=<activation>", "Override DIP8 activation height (regtest-only)", ArgsManager::ALLOW_ANY | ArgsManager::DEBUG_ONLY, OptionsCategory::CHAINPARAMS);
     argsman.AddArg("-bip147height=<activation>", "Override BIP147 activation height (regtest-only)", ArgsManager::ALLOW_ANY | ArgsManager::DEBUG_ONLY, OptionsCategory::CHAINPARAMS);
-    argsman.AddArg("-testactivationheight=name@height.", "Set the activation height of 'name' (bip147, bip34, dersig, cltv, csv, brr, dip0001, dip0008, dip0020). (regtest-only)", ArgsManager::ALLOW_ANY | ArgsManager::DEBUG_ONLY, OptionsCategory::DEBUG_TEST);
+    argsman.AddArg("-testactivationheight=name@height.", "Set the activation height of 'name' (bip147, bip34, dersig, cltv, csv, brr, dip0001, dip0008, dip0020, v20). (regtest-only)", ArgsManager::ALLOW_ANY | ArgsManager::DEBUG_ONLY, OptionsCategory::DEBUG_TEST);
     argsman.AddArg("-highsubsidyblocks=<n>", "The number of blocks with a higher than normal subsidy to mine at the start of a chain. Block after that height will have fixed subsidy base. (default: 0, devnet-only)", ArgsManager::ALLOW_ANY, OptionsCategory::CHAINPARAMS);
     argsman.AddArg("-highsubsidyfactor=<n>", "The factor to multiply the normal block subsidy by while in the highsubsidyblocks window of a chain (default: 1, devnet-only)", ArgsManager::ALLOW_ANY, OptionsCategory::CHAINPARAMS);
     argsman.AddArg("-llmqchainlocks=<quorum name>", "Override the default LLMQ type used for ChainLocks. Allows using ChainLocks with smaller LLMQs. (default: llmq_devnet, devnet-only)", ArgsManager::ALLOW_ANY, OptionsCategory::CHAINPARAMS);

src/consensus/params.h

@@ -32,12 +32,12 @@ enum BuriedDeployment : int16_t {
     DEPLOYMENT_DIP0024,
     DEPLOYMENT_BRR,
     DEPLOYMENT_V19,
+    DEPLOYMENT_V20,
 };
-constexpr bool ValidDeployment(BuriedDeployment dep) { return dep <= DEPLOYMENT_V19; }
+constexpr bool ValidDeployment(BuriedDeployment dep) { return dep <= DEPLOYMENT_V20; }
 
 enum DeploymentPos : uint16_t {
     DEPLOYMENT_TESTDUMMY,
-    DEPLOYMENT_V20,     // Deployment of EHF, LLMQ Randomness Beacon
     DEPLOYMENT_MN_RR,   // Deployment of Masternode Reward Location Reallocation
     // NOTE: Also add new deployments to VersionBitsDeploymentInfo in deploymentinfo.cpp
     MAX_VERSION_BITS_DEPLOYMENTS
@@ -142,6 +142,8 @@ struct Params {
     int DIP0024QuorumsHeight;
     /** Block height at which V19 (Basic BLS and EvoNodes) becomes active */
     int V19Height;
+    /** Block height at which V20 (Deployment of EHF, LLMQ Randomness Beacon) becomes active */
+    int V20Height;
     /** Don't warn about unknown BIP 9 activations below this height.
      * This prevents us from warning about the CSV and DIP activations. */
     int MinBIP9WarningHeight;
@@ -205,6 +207,8 @@ struct Params {
             return BRRHeight;
         case DEPLOYMENT_V19:
             return V19Height;
+        case DEPLOYMENT_V20:
+            return V20Height;
         } // no default case, so the compiler can warn about missing cases
         return std::numeric_limits<int>::max();
     }

src/deploymentinfo.cpp

@@ -11,10 +11,6 @@ const struct VBDeploymentInfo VersionBitsDeploymentInfo[Consensus::MAX_VERSION_B
         /*.name =*/ "testdummy",
         /*.gbt_force =*/ true,
     },
-    {
-        /*.name =*/"v20",
-        /*.gbt_force =*/true,
-    },
     {
         /*.name =*/"mn_rr",
         /*.gbt_force =*/true,
@@ -49,6 +45,8 @@ std::string DeploymentName(Consensus::BuriedDeployment dep)
         return "realloc";
     case Consensus::DEPLOYMENT_V19:
         return "v19";
+    case Consensus::DEPLOYMENT_V20:
+        return "v20";
     } // no default case, so the compiler can warn about missing cases
     return "";
 }

src/evo/mnhftx.cpp

@@ -319,7 +319,7 @@ std::optional<CMNHFManager::Signals> CMNHFManager::GetFromCache(const CBlockInde
     }
     {
         LOCK(cs_cache);
-        if (ThresholdState::ACTIVE != v20_activation.State(pindex->pprev, Params().GetConsensus(), Consensus::DEPLOYMENT_V20)) {
+        if (!DeploymentActiveAt(*pindex, Params().GetConsensus(), Consensus::DEPLOYMENT_V20)) {
             mnhfCache.insert(blockHash, signals);
             return signals;
         }
@@ -340,10 +340,8 @@ void CMNHFManager::AddToCache(const Signals& signals, const CBlockIndex* const p
         LOCK(cs_cache);
         mnhfCache.insert(blockHash, signals);
     }
-    {
+    if (!DeploymentActiveAt(*pindex, Params().GetConsensus(), Consensus::DEPLOYMENT_V20)) return;
-        LOCK(cs_cache);
+
-        if (ThresholdState::ACTIVE != v20_activation.State(pindex->pprev, Params().GetConsensus(), Consensus::DEPLOYMENT_V20)) return;
-    }
     m_evoDb.Write(std::make_pair(DB_SIGNALS, blockHash), signals);
 }
 

src/evo/mnhftx.h

@@ -109,8 +109,6 @@ private:
     // versionBit <-> height
     unordered_lru_cache<uint256, Signals, StaticSaltedHasher> mnhfCache GUARDED_BY(cs_cache) {MNHFCacheSize};
 
-    // This cache is used only for v20 activation to avoid double lock through VersionBitsConditionChecker::SignalHeight
-    VersionBitsCache v20_activation GUARDED_BY(cs_cache);
 public:
     explicit CMNHFManager(CEvoDB& evoDb);
     ~CMNHFManager();

src/governance/classes.cpp

@@ -490,21 +490,7 @@ CAmount CSuperblock::GetPaymentsLimit(const CChain& active_chain, int nBlockHeig
         return 0;
     }
 
-    const CBlockIndex* pindex = active_chain.Tip();
+    const bool fV20Active{nBlockHeight >= consensusParams.V20Height};
-    if (pindex->nHeight > nBlockHeight) pindex = pindex->GetAncestor(nBlockHeight);
-
-    const auto v20_state = g_versionbitscache.State(pindex, consensusParams, Consensus::DEPLOYMENT_V20);
-    bool fV20Active{v20_state == ThresholdState::ACTIVE};
-    if (!fV20Active && nBlockHeight > pindex->nHeight) {
-        // If fV20Active isn't active yet and nBlockHeight refers to a future SuperBlock
-        // then we need to check if the fork is locked_in and see if it will be active by the time of the future SuperBlock
-        if (v20_state == ThresholdState::LOCKED_IN) {
-            int activation_height = g_versionbitscache.StateSinceHeight(pindex, consensusParams, Consensus::DEPLOYMENT_V20) + static_cast<int>(Params().GetConsensus().vDeployments[Consensus::DEPLOYMENT_V20].nWindowSize);
-            if (nBlockHeight >= activation_height) {
-                fV20Active = true;
-            }
-        }
-    }
 
     // min subsidy for high diff networks and vice versa
     int nBits = consensusParams.fPowAllowMinDifficultyBlocks ? UintToArith256(consensusParams.powLimit).GetCompact() : 1;

src/rpc/blockchain.cpp

@@ -1806,7 +1806,7 @@ RPCHelpMan getblockchaininfo()
     SoftForkDescPushBack(tip, softforks, consensusParams, Consensus::DEPLOYMENT_DIP0024);
     SoftForkDescPushBack(tip, softforks, consensusParams, Consensus::DEPLOYMENT_BRR);
     SoftForkDescPushBack(tip, softforks, consensusParams, Consensus::DEPLOYMENT_V19);
-    SoftForkDescPushBack(tip, ehfSignals, softforks, consensusParams, Consensus::DEPLOYMENT_V20);
+    SoftForkDescPushBack(tip, softforks, consensusParams, Consensus::DEPLOYMENT_V20);
     SoftForkDescPushBack(tip, ehfSignals, softforks, consensusParams, Consensus::DEPLOYMENT_MN_RR);
     SoftForkDescPushBack(tip, ehfSignals, softforks, consensusParams, Consensus::DEPLOYMENT_TESTDUMMY);
 

src/test/util/setup_common.cpp

@@ -337,15 +337,15 @@ TestChainSetup::TestChainSetup(int num_blocks, const std::vector<const char*>& e
             /* TestChain100Setup */
             {  100, uint256S("0x6ffb83129c19ebdf1ae3771be6a67fe34b35f4c956326b9ba152fac1649f65ae") },
             /* TestChainDIP3BeforeActivationSetup */
-            {  430, uint256S("0x592b23a8882162ea48606e40c9ee00b2166ddae092c691d7f1b1758ec13647d9") },
+            {  430, uint256S("0x0bcefaa33fec56cd84d05d0e76cd6a78badcc20f627d91903646de6a07930a14") },
             /* TestChainDIP3Setup */
-            {  431, uint256S("0x49db248651517f3fc3725fbbc7087db90552d487d11e0962b0148fc4788aeb77") },
+            {  431, uint256S("0x5fd3aa5ef29464839499d7f847edd9362e3e73392b79d3bd88b1591f5fb17d4e") },
             /* TestChainBRRBeforeActivationSetup */
-            {  497, uint256S("0x626036f6adff51fbbdd0c609e827ef6a3730ce2498a3eb33edeb27092d006170") },
+            {  497, uint256S("0x23c31820ec5160b7181bfdf328e2b76cd12c9fa4544d892b7f01e74dd6220849") },
             /* TestChainV19BeforeActivationSetup */
-            {  894, uint256S("0x03cbf1871d7d915cda10aded00ced45f71a4e2acf6a3c7a77a1ff488267dd1cd") },
+            {  894, uint256S("0x2885cf0fe8fdf29803b6c65002ba2570ff011531d8ea92be312a85d655e00c51") },
             /* TestChainV19Setup */
-            {  899, uint256S("0x405a630e16d0ca0efe3abb0e24c9a157a69ec2e07b04333cc5d004efa634ac89") },
+            {  899, uint256S("0x7df3c857ce647b3ecd0d4b389b6b0f16e2bdc60b20a8d01c4ad946fe5f15dbc2") },
         }
     };
 

test/functional/feature_cltv.py

@@ -88,9 +88,9 @@ class BIP65Test(BitcoinTestFramework):
             f'-testactivationheight=cltv@{CLTV_HEIGHT}',
             '-whitelist=noban@127.0.0.1',
             '-dip3params=9000:9000',
+            '-testactivationheight=v20@9000', # disabled for this test
             '-par=1',  # Use only one script thread to get the exact reject reason for testing
             '-acceptnonstdtxn=1',  # cltv_invalidate is nonstandard
-            '-vbparams=v20:0:999999999999:0:480:384:288:5:0' # Delay v20 for this test as we don't need it
         ]]
         self.setup_clean_chain = True
         self.rpc_timeout = 480

test/functional/feature_dersig.py

@@ -50,10 +50,11 @@ class BIP66Test(BitcoinTestFramework):
         self.num_nodes = 1
         self.extra_args = [[
             f'-testactivationheight=dersig@{DERSIG_HEIGHT}',
+            '-testactivationheight=v20@9000', # due to changes in CbTx
             '-whitelist=noban@127.0.0.1',
             '-dip3params=9000:9000',
             '-par=1',  # Use only one script thread to get the exact log msg for testing
-            '-vbparams=v20:0:999999999999:0:480:384:288:5:0']]
+        ]]
         self.setup_clean_chain = True
         self.rpc_timeout = 240
 

test/functional/feature_governance.py

@@ -9,27 +9,22 @@ import json
 from test_framework.messages import uint256_to_string
 from test_framework.test_framework import DashTestFramework
 from test_framework.governance import have_trigger_for_height, prepare_object
-from test_framework.util import assert_equal, satoshi_round, set_node_times, wait_until_helper
+from test_framework.util import assert_equal, satoshi_round, wait_until_helper
 
 class DashGovernanceTest (DashTestFramework):
     def set_test_params(self):
-        self.v20_start_time = 1417713500 + 80
+        self.set_dash_test_params(6, 5, [[
-        # using adjusted v20 deployment params to test an edge case where superblock maturity window is equal to deployment window size
+            "-budgetparams=10:10:10",
-        self.set_dash_test_params(6, 5, [["-budgetparams=10:10:10", f"-vbparams=v20:{self.v20_start_time}:999999999999:0:10:8:6:5:0"]] * 6, fast_dip3_enforcement=True)
+            '-testactivationheight=v20@240',
+        ]] * 6, fast_dip3_enforcement=True)
 
     def check_superblockbudget(self, v20_active):
         v20_state = self.nodes[0].getblockchaininfo()["softforks"]["v20"]
         assert_equal(v20_state["active"], v20_active)
         assert_equal(self.nodes[0].getsuperblockbudget(200), self.expected_old_budget)
         assert_equal(self.nodes[0].getsuperblockbudget(220), self.expected_old_budget)
-        if v20_state["bip9"]["status"] == "locked_in" or v20_state["bip9"]["status"] == "active":
         assert_equal(self.nodes[0].getsuperblockbudget(240), self.expected_v20_budget)
         assert_equal(self.nodes[0].getsuperblockbudget(260), self.expected_v20_budget)
-            assert_equal(self.nodes[0].getsuperblockbudget(280), self.expected_v20_budget)
-        else:
-            assert_equal(self.nodes[0].getsuperblockbudget(240), self.expected_old_budget)
-            assert_equal(self.nodes[0].getsuperblockbudget(260), self.expected_old_budget)
-            assert_equal(self.nodes[0].getsuperblockbudget(280), self.expected_old_budget)
 
     def check_superblock(self):
         # Make sure Superblock has only payments that fit into the budget
@@ -98,18 +93,14 @@ class DashGovernanceTest (DashTestFramework):
         self.bump_mocktime(3)
         self.sync_blocks()
         assert_equal(self.nodes[0].getblockcount(), 210)
-        assert_equal(self.nodes[0].getblockchaininfo()["softforks"]["v20"]["bip9"]["status"], "defined")
+        assert_equal(self.nodes[0].getblockchaininfo()["softforks"]["v20"]["active"], False)
         self.check_superblockbudget(False)
 
-        assert self.mocktime < self.v20_start_time
-        self.mocktime = self.v20_start_time
-        set_node_times(self.nodes, self.mocktime)
-
         self.nodes[0].generate(10)
         self.bump_mocktime(10)
         self.sync_blocks()
         assert_equal(self.nodes[0].getblockcount(), 220)
-        assert_equal(self.nodes[0].getblockchaininfo()["softforks"]["v20"]["bip9"]["status"], "started")
+        assert_equal(self.nodes[0].getblockchaininfo()["softforks"]["v20"]["active"], False)
         self.check_superblockbudget(False)
 
         proposal_time = self.mocktime
@@ -213,7 +204,7 @@ class DashGovernanceTest (DashTestFramework):
         self.nodes[0].generate(1)
         self.bump_mocktime(1)
         assert_equal(self.nodes[0].getblockcount(), 230)
-        assert_equal(self.nodes[0].getblockchaininfo()["softforks"]["v20"]["bip9"]["status"], "locked_in")
+        assert_equal(self.nodes[0].getblockchaininfo()["softforks"]["v20"]["active"], False)
         self.check_superblockbudget(False)
 
         # The "winner" should submit new trigger and vote for it, but it's isolated so no triggers should be found
@@ -322,7 +313,7 @@ class DashGovernanceTest (DashTestFramework):
         self.bump_mocktime(1)
         self.sync_blocks()
         assert_equal(self.nodes[0].getblockcount(), 260)
-        assert_equal(self.nodes[0].getblockchaininfo()["softforks"]["v20"]["bip9"]["status"], "active")
+        assert_equal(self.nodes[0].getblockchaininfo()["softforks"]["v20"]["active"], True)
 
         # Mine and check a couple more superblocks
         for i in range(2):
@@ -338,7 +329,7 @@ class DashGovernanceTest (DashTestFramework):
             self.bump_mocktime(1)
             self.sync_blocks()
             assert_equal(self.nodes[0].getblockcount(), sb_block_height)
-            assert_equal(self.nodes[0].getblockchaininfo()["softforks"]["v20"]["bip9"]["status"], "active")
+            assert_equal(self.nodes[0].getblockchaininfo()["softforks"]["v20"]["active"], True)
             self.check_superblockbudget(True)
             self.check_superblock()
 

test/functional/feature_mnehf.py

@@ -131,8 +131,8 @@ class MnehfTest(DashTestFramework):
         node = self.nodes[0]
 
         self.set_sporks()
-        self.activate_v19()
+        self.activate_v20()
-        self.log.info(f"After v19 activation should be plenty of blocks: {node.getblockcount()}")
+        self.log.info(f"After v20 activation should be plenty of blocks: {node.getblockcount()}")
         assert_greater_than(node.getblockcount(), 900)
         assert_equal(get_bip9_details(node, 'testdummy')['status'], 'defined')
 
@@ -154,10 +154,6 @@ class MnehfTest(DashTestFramework):
         self.log.info("Checking correctness of requestId and quorumHash")
         assert_equal(mnehf_payload.quorumHash, int(self.mninfo[0].node.quorum("selectquorum", 100, 'a0eee872d7d3170dd20d5c5e8380c92b3aa887da5f63d8033289fafa35a90691')["quorumHash"], 16))
 
-        self.send_tx(ehf_tx, expected_error='mnhf-before-v20')
-
-        assert_equal(get_bip9_details(node, 'testdummy')['status'], 'defined')
-        self.activate_v20()
         assert_equal(get_bip9_details(node, 'testdummy')['status'], 'defined')
         assert_equal(get_bip9_details(node, 'mn_rr')['status'], 'defined')
 

test/functional/rpc_blockchain.py

@@ -154,16 +154,7 @@ class BlockchainTest(BitcoinTestFramework):
             'dip0024': { 'type': 'buried', 'active': False, 'height': 900},
             'realloc': { 'type': 'buried', 'active': True, 'height': 1},
             'v19': { 'type': 'buried', 'active': False, 'height': 900},
-            'v20': {
+            'v20': { 'type': 'buried', 'active': False, 'height': 1200},
-                'type': 'bip9',
-                'bip9': {
-                    'status': 'defined',
-                    'start_time': 0,
-                    'timeout': 9223372036854775807,
-                    'since': 0,
-                    'min_activation_height': 0,
-                    'ehf': False,
-                }, 'active': False},
             'mn_rr': {
                 'type': 'bip9',
                 'bip9': {