Merge pull request #3505 from ethcore/check-updates

Auto-updating

sync/Cargo.toml

@@ -25,7 +25,7 @@ time = "0.1.34"
 rand = "0.3.13"
 heapsize = "0.3"
 ethcore-ipc = { path = "../ipc/rpc" }
-semver = "0.2"
+semver = "0.5"
 ethcore-ipc-nano = { path = "../ipc/nano" }
 ethcore-devtools = { path = "../devtools" }
 ethkey = { path = "../ethkey" }

sync/src/chain.rs

@@ -94,7 +94,7 @@ use rlp::*;
 use network::*;
 use ethcore::views::{HeaderView};
 use ethcore::header::{BlockNumber, Header as BlockHeader};
-use ethcore::client::{BlockChainClient, BlockStatus, BlockId, BlockChainInfo, BlockImportError};
+use ethcore::client::{BlockChainClient, BlockStatus, BlockId, BlockChainInfo, BlockImportError, BlockQueueInfo};
 use ethcore::error::*;
 use ethcore::snapshot::{ManifestData, RestorationStatus};
 use sync_io::SyncIo;
@@ -235,6 +235,13 @@ impl SyncStatus {
 			min_peers
 		}
 	}
+
+	/// Is it doing a major sync?
+	pub fn is_syncing(&self, queue_info: BlockQueueInfo) -> bool {
+		let is_syncing_state = match self.state { SyncState::Idle | SyncState::NewBlocks => false, _ => true };
+		let is_verifying = queue_info.unverified_queue_size + queue_info.verified_queue_size > 3;
+		is_verifying || is_syncing_state
+	}
 }
 
 #[derive(PartialEq, Eq, Debug, Clone)]
@@ -2112,6 +2119,48 @@ mod tests {
 		rlp.out()
 	}
 
+	fn queue_info(unverified: usize, verified: usize) -> BlockQueueInfo {
+		BlockQueueInfo {
+			unverified_queue_size: unverified,
+			verified_queue_size: verified,
+			verifying_queue_size: 0,
+			max_queue_size: 1000,
+			max_mem_use: 1000,
+			mem_used: 500
+		}
+	}
+
+	fn sync_status(state: SyncState) -> SyncStatus {
+		SyncStatus {
+			state: state,
+			protocol_version: 0,
+			network_id: 0,
+			start_block_number: 0,
+			last_imported_block_number: None,
+			highest_block_number: None,
+			blocks_total: 0,
+			blocks_received: 0,
+			num_peers: 0,
+			num_active_peers: 0,
+			mem_used: 0,
+			num_snapshot_chunks: 0,
+			snapshot_chunks_done: 0,
+			last_imported_old_block_number: None,
+		}
+	}
+
+	#[test]
+	fn is_still_verifying() {
+		assert!(!sync_status(SyncState::Idle).is_syncing(queue_info(2, 1)));
+		assert!(sync_status(SyncState::Idle).is_syncing(queue_info(2, 2)));
+	}
+
+	#[test]
+	fn is_synced_state() {
+		assert!(sync_status(SyncState::Blocks).is_syncing(queue_info(0, 0)));
+		assert!(!sync_status(SyncState::Idle).is_syncing(queue_info(0, 0)));
+	}
+
 	#[test]
 	fn return_receipts_empty() {
 		let mut client = TestBlockChainClient::new();