GH-552: max_block_count defaults to 100_000

Author: masqrauder

masq_lib/src/constants.rs

@@ -5,7 +5,7 @@ use crate::data_version::DataVersion;
 use const_format::concatcp;
 
 pub const DEFAULT_CHAIN: Chain = Chain::PolyMainnet;
-pub const CURRENT_SCHEMA_VERSION: usize = 9;
+pub const CURRENT_SCHEMA_VERSION: usize = 10;
 
 pub const HIGHEST_RANDOM_CLANDESTINE_PORT: u16 = 9999;
 pub const HTTP_PORT: u16 = 80;
@@ -215,3 +215,5 @@ mod tests {
         })
     }
 }
+
+pub const DEFAULT_MAX_BLOCK_COUNT: u64 = 100_000u64;

node/src/blockchain/blockchain_bridge.rs

@@ -33,6 +33,7 @@ use actix::Message;
 use actix::{Addr, Recipient};
 use itertools::Itertools;
 use masq_lib::blockchains::chains::Chain;
+use masq_lib::constants::DEFAULT_MAX_BLOCK_COUNT;
 use masq_lib::logger::Logger;
 use masq_lib::messages::ScanType;
 use masq_lib::ui_gateway::NodeFromUiMessage;
@@ -287,7 +288,7 @@ impl BlockchainBridge {
         };
         let max_block_count = match self.persistent_config.max_block_count() {
             Ok(Some(mbc)) => mbc,
-            _ => u64::MAX,
+            _ => DEFAULT_MAX_BLOCK_COUNT,
         };
         let use_unlimited_block_count_range = u64::MAX == max_block_count;
         let use_latest_block = u64::MAX == start_block_nbr;
@@ -1019,7 +1020,7 @@ mod tests {
             )))
             .lower_interface_results(Box::new(lower_interface));
         let persistent_config = PersistentConfigurationMock::new()
-            .max_block_count_result(Ok(Some(100_000)))
+            .max_block_count_result(Ok(Some(DEFAULT_MAX_BLOCK_COUNT)))
             .start_block_result(Ok(Some(5))); // no set_start_block_result: set_start_block() must not be called
         let mut subject = BlockchainBridge::new(
             Box::new(blockchain_interface),
@@ -1277,11 +1278,11 @@ mod tests {
     }
 
     #[test]
-    fn handle_retrieve_transactions_uses_latest_block_number_upon_get_block_number_error() {
+    fn handle_retrieve_transactions_uses_default_max_block_count_for_ending_block_number_upon_get_block_number_error() {
         init_test_logging();
         let retrieve_transactions_params_arc = Arc::new(Mutex::new(vec![]));
         let system = System::new(
-            "handle_retrieve_transactions_uses_latest_block_number_upon_get_block_number_error",
+            "handle_retrieve_transactions_uses_default_max_block_count_for_ending_block_number_upon_get_block_number_error",
         );
         let (accountant, _, accountant_recording_arc) = make_recorder();
         let earning_wallet = make_wallet("somewallet");
@@ -1311,7 +1312,7 @@ mod tests {
             .retrieve_transactions_result(Ok(expected_transactions.clone()))
             .lower_interface_results(Box::new(lower_interface));
         let persistent_config = PersistentConfigurationMock::new()
-            .max_block_count_result(Ok(None))
+            .max_block_count_result(Ok(Some(DEFAULT_MAX_BLOCK_COUNT)))
             .start_block_result(Ok(Some(6)));
         let subject = BlockchainBridge::new(
             Box::new(blockchain_interface_mock),
@@ -1341,7 +1342,7 @@ mod tests {
             *retrieve_transactions_params,
             vec![(
                 BlockNumber::Number(6u64.into()),
-                BlockNumber::Latest,
+                BlockNumber::Number((DEFAULT_MAX_BLOCK_COUNT + 6u64).into()),
                 earning_wallet
             )]
         );
@@ -1361,7 +1362,7 @@ mod tests {
                 }),
             }
         );
-        TestLogHandler::new().exists_log_containing("DEBUG: BlockchainBridge: Using 'latest' block number instead of a literal number. QueryFailed(\"Failed to read the latest block number\")");
+        TestLogHandler::new().exists_log_containing("DEBUG: BlockchainBridge: Using '100006' ending block number. QueryFailed(\"Failed to read the latest block number\")");
     }
 
     #[test]
@@ -1400,7 +1401,7 @@ mod tests {
             .retrieve_transactions_result(Ok(expected_transactions.clone()))
             .lower_interface_results(Box::new(lower_interface));
         let persistent_config = PersistentConfigurationMock::new()
-            .max_block_count_result(Ok(None))
+            .max_block_count_result(Ok(Some(DEFAULT_MAX_BLOCK_COUNT)))
             .start_block_result(Ok(None));
         let subject = BlockchainBridge::new(
             Box::new(blockchain_interface_mock),
@@ -1449,7 +1450,7 @@ mod tests {
     }
 
     #[test]
-    fn handle_retrieve_transactions_with_latest_for_start_and_end_block_is_supported() {
+    fn handle_retrieve_transactions_when_get_block_number_fails_uses_latest_for_start_and_end_block() {
         let retrieve_transactions_params_arc = Arc::new(Mutex::new(vec![]));
         let earning_wallet = make_wallet("somewallet");
         let amount = 42;
@@ -1471,11 +1472,11 @@ mod tests {
         };
 
         let system = System::new(
-            "handle_retrieve_transactions_with_latest_for_start_and_end_block_is_supported",
+            "handle_retrieve_transactions_when_get_block_number_fails_uses_latest_for_start_and_end_block",
         );
         let (accountant, _, accountant_recording_arc) = make_recorder();
         let persistent_config = PersistentConfigurationMock::new()
-            .max_block_count_result(Ok(None))
+            .max_block_count_result(Ok(Some(DEFAULT_MAX_BLOCK_COUNT)))
             .start_block_result(Ok(None));
         let latest_block_number = LatestBlockNumber::Err(BlockchainError::QueryFailed(
             "Failed to read from block chain service".to_string(),

node/src/database/db_initializer.rs

@@ -652,7 +652,7 @@ mod tests {
     #[test]
     fn constants_have_correct_values() {
         assert_eq!(DATABASE_FILE, "node-data.db");
-        assert_eq!(CURRENT_SCHEMA_VERSION, 9);
+        assert_eq!(CURRENT_SCHEMA_VERSION, 10);
     }
 
     #[test]

node/src/database/db_migrations/db_migrator.rs

@@ -10,6 +10,7 @@ use crate::database::db_migrations::migrations::migration_5_to_6::Migrate_5_to_6
 use crate::database::db_migrations::migrations::migration_6_to_7::Migrate_6_to_7;
 use crate::database::db_migrations::migrations::migration_7_to_8::Migrate_7_to_8;
 use crate::database::db_migrations::migrations::migration_8_to_9::Migrate_8_to_9;
+use crate::database::db_migrations::migrations::migration_9_to_10::Migrate_9_to_10;
 use crate::database::db_migrations::migrator_utils::{
     DBMigDeclarator, DBMigrationUtilities, DBMigrationUtilitiesReal, DBMigratorInnerConfiguration,
 };
@@ -78,6 +79,7 @@ impl DbMigratorReal {
             &Migrate_6_to_7,
             &Migrate_7_to_8,
             &Migrate_8_to_9,
+            &Migrate_9_to_10,
         ]
     }
 

node/src/database/db_migrations/migrations/migration_9_to_10.rs

@@ -0,0 +1,71 @@
+use crate::database::db_migrations::db_migrator::DatabaseMigration;
+use crate::database::db_migrations::migrator_utils::DBMigDeclarator;
+
+#[allow(non_camel_case_types)]
+pub struct Migrate_9_to_10;
+
+impl DatabaseMigration for Migrate_9_to_10 {
+    fn migrate<'a>(
+        &self,
+        declaration_utils: Box<dyn DBMigDeclarator + 'a>,
+    ) -> rusqlite::Result<()> {
+        declaration_utils.execute_upon_transaction(&[
+            &"INSERT INTO config (name, value, encrypted) VALUES ('max_block_count', 100000, 0) ON CONFLICT(name) DO UPDATE SET value = 100000 WHERE name = 'max_block_count'"
+        ])
+    }
+
+    fn old_version(&self) -> usize {
+        9
+    }
+}
+
+#[cfg(test)]
+mod tests {
+    use crate::database::db_initializer::{
+        DbInitializationConfig, DbInitializer, DbInitializerReal, DATABASE_FILE,
+    };
+    use crate::test_utils::database_utils::{
+        bring_db_0_back_to_life_and_return_connection, make_external_data, retrieve_config_row,
+    };
+    use masq_lib::test_utils::logging::{init_test_logging, TestLogHandler};
+    use masq_lib::test_utils::utils::ensure_node_home_directory_exists;
+    use std::fs::create_dir_all;
+
+    #[test]
+    fn migration_from_9_to_10_is_properly_set() {
+        init_test_logging();
+        let dir_path = ensure_node_home_directory_exists(
+            "db_migrations",
+            "migration_from_9_to_10_is_properly_set",
+        );
+        create_dir_all(&dir_path).unwrap();
+        let db_path = dir_path.join(DATABASE_FILE);
+        let _ = bring_db_0_back_to_life_and_return_connection(&db_path);
+        let subject = DbInitializerReal::default();
+
+        let result = subject.initialize_to_version(
+            &dir_path,
+            10,
+            DbInitializationConfig::create_or_migrate(make_external_data()),
+        );
+        let connection = result.unwrap();
+        let (mp_value, mp_encrypted) = retrieve_config_row(connection.as_ref(), "max_block_count");
+        let (cs_value, cs_encrypted) = retrieve_config_row(connection.as_ref(), "schema_version");
+        assert_eq!(mp_value, Some(100_000u64.to_string()));
+        assert_eq!(mp_encrypted, false);
+        assert_eq!(cs_value, Some(10.to_string()));
+        assert_eq!(cs_encrypted, false);
+        TestLogHandler::new().assert_logs_contain_in_order(vec![
+            "DbMigrator: Database successfully migrated from version 0 to 1",
+            "DbMigrator: Database successfully migrated from version 1 to 2",
+            "DbMigrator: Database successfully migrated from version 2 to 3",
+            "DbMigrator: Database successfully migrated from version 3 to 4",
+            "DbMigrator: Database successfully migrated from version 4 to 5",
+            "DbMigrator: Database successfully migrated from version 5 to 6",
+            "DbMigrator: Database successfully migrated from version 6 to 7",
+            "DbMigrator: Database successfully migrated from version 7 to 8",
+            "DbMigrator: Database successfully migrated from version 8 to 9",
+            "DbMigrator: Database successfully migrated from version 9 to 10",
+        ]);
+    }
+}

node/src/database/db_migrations/migrations/mod.rs

@@ -9,3 +9,4 @@ pub mod migration_5_to_6;
 pub mod migration_6_to_7;
 pub mod migration_7_to_8;
 pub mod migration_8_to_9;
+pub mod migration_9_to_10;