wip: integration tests for tenure extends

.github/workflows/bitcoin-tests.yml

@@ -122,6 +122,8 @@ jobs:
           - tests::signer::v0::signer_set_rollover
           - tests::signer::v0::signing_in_0th_tenure_of_reward_cycle
           - tests::signer::v0::continue_after_tenure_extend
+          - tests::signer::v0::tenure_extend_after_idle
+          - tests::signer::v0::stx_transfers_dont_effect_idle_timeout
           - tests::signer::v0::multiple_miners_with_custom_chain_id
           - tests::signer::v0::block_commit_delay
           - tests::signer::v0::continue_after_fast_block_no_sortition

stackslib/src/net/api/postblock_proposal.rs

@@ -16,6 +16,8 @@
 
 use std::io::{Read, Write};
 use std::thread::{self, JoinHandle, Thread};
+#[cfg(any(test, feature = "testing"))]
+use std::time::Duration;
 
 use clarity::vm::ast::ASTRules;
 use clarity::vm::costs::ExecutionCost;
@@ -65,6 +67,10 @@ use crate::util_lib::db::Error as DBError;
 
 #[cfg(any(test, feature = "testing"))]
 pub static TEST_VALIDATE_STALL: std::sync::Mutex<Option<bool>> = std::sync::Mutex::new(None);
+#[cfg(any(test, feature = "testing"))]
+/// Artificial delay to add to block validation.
+pub static TEST_VALIDATE_DELAY_DURATION_SECS: std::sync::Mutex<Option<u64>> =
+    std::sync::Mutex::new(None);
 
 // This enum is used to supply a `reason_code` for validation
 //  rejection responses. This is serialized as an enum with string
@@ -364,6 +370,14 @@ impl NakamotoBlockProposal {
                 .unwrap_or(u64::MAX)
         };
 
+        #[cfg(any(test, feature = "testing"))]
+        {
+            if let Some(delay) = *TEST_VALIDATE_DELAY_DURATION_SECS.lock().unwrap() {
+                warn!("Sleeping for {} seconds to simulate slow processing", delay);
+                thread::sleep(Duration::from_secs(delay));
+            }
+        }
+
         let mainnet = self.chain_id == CHAIN_ID_MAINNET;
         if self.chain_id != chainstate.chain_id || mainnet != chainstate.mainnet {
             warn!(

testnet/stacks-node/src/tests/signer/v0.rs

@@ -39,11 +39,13 @@ use stacks::codec::StacksMessageCodec;
 use stacks::core::{StacksEpochId, CHAIN_ID_TESTNET};
 use stacks::libstackerdb::StackerDBChunkData;
 use stacks::net::api::getsigner::GetSignerResponse;
-use stacks::net::api::postblock_proposal::{ValidateRejectCode, TEST_VALIDATE_STALL};
+use stacks::net::api::postblock_proposal::{
+    ValidateRejectCode, TEST_VALIDATE_DELAY_DURATION_SECS, TEST_VALIDATE_STALL,
+};
 use stacks::net::relay::fault_injection::set_ignore_block;
 use stacks::types::chainstate::{StacksAddress, StacksBlockId, StacksPrivateKey, StacksPublicKey};
 use stacks::types::PublicKey;
-use stacks::util::hash::{hex_bytes, Hash160, MerkleHashFunc};
+use stacks::util::hash::{hex_bytes, Hash160, MerkleHashFunc, Sha512Trunc256Sum};
 use stacks::util::secp256k1::{Secp256k1PrivateKey, Secp256k1PublicKey};
 use stacks::util_lib::boot::boot_code_id;
 use stacks::util_lib::signed_structured_data::pox4::{
@@ -2562,6 +2564,255 @@ fn signers_broadcast_signed_blocks() {
     signer_test.shutdown();
 }
 
+#[test]
+#[ignore]
+/// This test verifies that a miner will produce a TenureExtend transaction after the idle timeout is reached.
+fn tenure_extend_after_idle() {
+    if env::var("BITCOIND_TEST") != Ok("1".into()) {
+        return;
+    }
+
+    tracing_subscriber::registry()
+        .with(fmt::layer())
+        .with(EnvFilter::from_default_env())
+        .init();
+
+    info!("------------------------- Test Setup -------------------------");
+    let num_signers = 5;
+    let sender_sk = Secp256k1PrivateKey::new();
+    let sender_addr = tests::to_addr(&sender_sk);
+    let send_amt = 100;
+    let send_fee = 180;
+    let _recipient = PrincipalData::from(StacksAddress::burn_address(false));
+    let idle_timeout = Duration::from_secs(30);
+    let mut signer_test: SignerTest<SpawnedSigner> = SignerTest::new_with_config_modifications(
+        num_signers,
+        vec![(sender_addr, send_amt + send_fee)],
+        |config| {
+            // make the duration long enough that the miner will be marked as malicious
+            config.tenure_idle_timeout = idle_timeout;
+        },
+        |_| {},
+        None,
+        None,
+    );
+    let _http_origin = format!("http://{}", &signer_test.running_nodes.conf.node.rpc_bind);
+
+    signer_test.boot_to_epoch_3();
+
+    info!("---- Nakamoto booted, starting test ----");
+    let info_before = get_chain_info(&signer_test.running_nodes.conf);
+    let blocks_before = signer_test
+        .running_nodes
+        .nakamoto_blocks_mined
+        .load(Ordering::SeqCst);
+    signer_test.mine_nakamoto_block(Duration::from_secs(30));
+
+    // Verify that the block was mined
+    wait_for(30, || {
+        let blocks_mined = signer_test
+            .running_nodes
+            .nakamoto_blocks_mined
+            .load(Ordering::SeqCst);
+        let info = get_chain_info(&signer_test.running_nodes.conf);
+        Ok(blocks_mined > blocks_before && info.stacks_tip_height > info_before.stacks_tip_height)
+    })
+    .expect("Timed out waiting for first nakamoto block to be mined");
+
+    info!("---- Waiting for a tenure extend ----");
+
+    // Now, wait for a block with a tenure extend
+    wait_for(idle_timeout.as_secs() + 10, || {
+        Ok(last_block_contains_tenure_change_tx(
+            TenureChangeCause::Extended,
+        ))
+    })
+    .expect("Timed out waiting for a block with a tenure extend");
+
+    signer_test.shutdown();
+}
+
+#[test]
+#[ignore]
+/// Verify that Nakamoto blocks that don't modify the tenure's execution cost
+/// don't modify the idle timeout.
+fn stx_transfers_dont_effect_idle_timeout() {
+    if env::var("BITCOIND_TEST") != Ok("1".into()) {
+        return;
+    }
+
+    tracing_subscriber::registry()
+        .with(fmt::layer())
+        .with(EnvFilter::from_default_env())
+        .init();
+
+    info!("------------------------- Test Setup -------------------------");
+    let num_signers = 5;
+    let sender_sk = Secp256k1PrivateKey::new();
+    let sender_addr = tests::to_addr(&sender_sk);
+    let send_amt = 100;
+    let send_fee = 180;
+    let num_txs = 5;
+    let recipient = PrincipalData::from(StacksAddress::burn_address(false));
+    let idle_timeout = Duration::from_secs(60);
+    let mut signer_test: SignerTest<SpawnedSigner> = SignerTest::new_with_config_modifications(
+        num_signers,
+        vec![(sender_addr, (send_amt + send_fee) * num_txs)],
+        |config| {
+            // make the duration long enough that the miner will be marked as malicious
+            config.tenure_idle_timeout = idle_timeout;
+        },
+        |_| {},
+        None,
+        None,
+    );
+    let naka_conf = signer_test.running_nodes.conf.clone();
+    let http_origin = format!("http://{}", &naka_conf.node.rpc_bind);
+
+    signer_test.boot_to_epoch_3();
+
+    // Add a delay to the block validation process
+    TEST_VALIDATE_DELAY_DURATION_SECS.lock().unwrap().replace(5);
+
+    let info_before = signer_test
+        .stacks_client
+        .get_peer_info()
+        .expect("Failed to get peer info");
+    let blocks_before = signer_test
+        .running_nodes
+        .nakamoto_blocks_mined
+        .load(Ordering::SeqCst);
+    info!("---- Nakamoto booted, starting test ----";
+        "info_height" => info_before.stacks_tip_height,
+        "blocks_before" => blocks_before,
+    );
+    signer_test.mine_nakamoto_block(Duration::from_secs(30));
+
+    info!("---- Verifying that the block was mined ----");
+    // Verify that the block was mined
+    wait_for(30, || {
+        let blocks_mined = signer_test
+            .running_nodes
+            .nakamoto_blocks_mined
+            .load(Ordering::SeqCst);
+        let info = signer_test
+            .stacks_client
+            .get_peer_info()
+            .expect("Failed to get peer info");
+        Ok(blocks_mined > blocks_before && info.stacks_tip_height > info_before.stacks_tip_height)
+    })
+    .expect("Timed out waiting for first nakamoto block to be mined");
+
+    info!("---- Getting current idle timeout ----");
+
+    let reward_cycle = signer_test.get_current_reward_cycle();
+
+    let signer_slot_ids: Vec<_> = signer_test
+        .get_signer_indices(reward_cycle)
+        .iter()
+        .map(|id| id.0)
+        .collect();
+    assert_eq!(signer_slot_ids.len(), num_signers);
+
+    let get_last_block_hash = || {
+        let blocks = test_observer::get_blocks();
+        let last_block = blocks.last().unwrap();
+        let block_hash =
+            hex_bytes(&last_block.get("block_hash").unwrap().as_str().unwrap()[2..]).unwrap();
+        Sha512Trunc256Sum::from_vec(&block_hash).unwrap()
+    };
+
+    let last_block_hash = get_last_block_hash();
+
+    let slot_id = 0_u32;
+
+    let get_last_block_response = |slot_id: u32| {
+        let mut stackerdb = StackerDB::new(
+            &naka_conf.node.rpc_bind,
+            StacksPrivateKey::new(), // We are just reading so don't care what the key is
+            false,
+            reward_cycle,
+            SignerSlotID(0), // We are just reading so again, don't care about index.
+        );
+        let latest_msgs = StackerDB::get_messages(
+            stackerdb
+                .get_session_mut(&MessageSlotID::BlockResponse)
+                .expect("Failed to get BlockResponse stackerdb session"),
+            &[slot_id],
+        )
+        .expect("Failed to get message from stackerdb");
+        let latest_msg = latest_msgs.last().unwrap();
+        let SignerMessage::BlockResponse(BlockResponse::Accepted(accepted)) = latest_msg else {
+            panic!("Latest message from slot #{slot_id} isn't a block acceptance");
+        };
+        accepted.clone()
+    };
+
+    let initial_acceptance = get_last_block_response(slot_id);
+    assert_eq!(initial_acceptance.signer_signature_hash, last_block_hash);
+
+    info!(
+        "---- Last idle timeout: {} ----",
+        initial_acceptance.response_data.tenure_extend_timestamp
+    );
+
+    // Now, mine a few nakamoto blocks with just transfers
+
+    let mut sender_nonce = 0;
+
+    // Note that this response was BEFORE the block was globally accepted. it will report a guestimated idle time
+    let initial_acceptance = initial_acceptance;
+    let mut first_global_acceptance = None;
+    for i in 0..num_txs {
+        info!("---- Mining interim block {} ----", i + 1);
+        let transfer_tx = make_stacks_transfer(
+            &sender_sk,
+            sender_nonce,
+            send_fee,
+            naka_conf.burnchain.chain_id,
+            &recipient,
+            send_amt,
+        );
+        submit_tx(&http_origin, &transfer_tx);
+        sender_nonce += 1;
+        let info_before = signer_test
+            .stacks_client
+            .get_peer_info()
+            .expect("Failed to get peer info");
+        wait_for(30, || {
+            let info = signer_test
+                .stacks_client
+                .get_peer_info()
+                .expect("Failed to get peer info");
+            Ok(info.stacks_tip_height > info_before.stacks_tip_height)
+        })
+        .expect("Timed out waiting for nakamoto block to be mined");
+
+        let latest_acceptance = get_last_block_response(slot_id);
+        let last_block_hash = get_last_block_hash();
+
+        assert_eq!(latest_acceptance.signer_signature_hash, last_block_hash);
+
+        if first_global_acceptance.is_none() {
+            assert!(latest_acceptance.response_data.tenure_extend_timestamp < initial_acceptance.response_data.tenure_extend_timestamp, "First global acceptance should be less than initial guesstimated acceptance as its based on block proposal time rather than epoch time at time of response.");
+            first_global_acceptance = Some(latest_acceptance);
+        } else {
+            // Because the block only contains transfers, the idle timeout should not have changed between blocks post the tenure change
+            assert_eq!(
+                latest_acceptance.response_data.tenure_extend_timestamp,
+                first_global_acceptance
+                    .as_ref()
+                    .map(|acceptance| acceptance.response_data.tenure_extend_timestamp)
+                    .unwrap()
+            );
+        };
+    }
+
+    info!("---- Waiting for a tenure extend ----");
+
+    signer_test.shutdown();
+}
+
 #[test]
 #[ignore]
 /// This test checks the behaviour of signers when a sortition is empty. Specifically: