Merge branch 'master' into issues/4673

parity/blockchain.rs

@@ -531,10 +531,12 @@ pub fn kill_db(cmd: KillBlockchain) -> Result<(), String> {
 	let genesis_hash = spec.genesis_header().hash();
 	let db_dirs = cmd.dirs.database(genesis_hash, None, spec.data_dir);
 	let user_defaults_path = db_dirs.user_defaults_path();
-	let user_defaults = UserDefaults::load(&user_defaults_path)?;
+	let mut user_defaults = UserDefaults::load(&user_defaults_path)?;
 	let algorithm = cmd.pruning.to_algorithm(&user_defaults);
 	let dir = db_dirs.db_path(algorithm);
 	fs::remove_dir_all(&dir).map_err(|e| format!("Error removing database: {:?}", e))?;
+	user_defaults.is_first_launch = true;
+	user_defaults.save(&user_defaults_path)?;
 	info!("Database deleted.");
 	Ok(())
 }

parity/informant.rs

@@ -152,7 +152,7 @@ impl InformantData for FullNodeInformantData {
 					max_peers: status.current_max_peers(net_config.min_peers, net_config.max_peers),
 				}))
 			}
-			_ => (is_major_importing(None, queue_info.clone()), None),
+			_ => (is_major_importing(self.sync.as_ref().map(|s| s.status().state), queue_info.clone()), None),
 		};
 
 		Report {
@@ -254,8 +254,6 @@ impl<T: InformantData> Informant<T> {
 			return;
 		}
 
-		*self.last_tick.write() = Instant::now();
-
 		let (client_report, full_report) = {
 			let mut last_report = self.last_report.lock();
 			let full_report = self.target.report();
@@ -287,6 +285,8 @@ impl<T: InformantData> Informant<T> {
 			return;
 		}
 
+		*self.last_tick.write() = Instant::now();
+
 		let paint = |c: Style, t: String| match self.with_color && stdout_isatty() {
 			true => format!("{}", c.paint(t)),
 			false => t,

parity/main.rs

@@ -57,6 +57,7 @@ extern crate ethcore_logger;
 extern crate ethcore_util as util;
 extern crate ethkey;
 extern crate ethsync;
+extern crate panic_hook;
 extern crate parity_hash_fetch as hash_fetch;
 extern crate parity_ipfs_api;
 extern crate parity_local_store as local_store;
@@ -315,8 +316,7 @@ macro_rules! trace_main {
 }
 
 fn main() {
-	// Always print backtrace on panic.
-	env::set_var("RUST_BACKTRACE", "1");
+	panic_hook::set();
 
 	// assuming the user is not running with `--force-direct`, then:
 	// if argv[0] == "parity" and this executable != ~/.parity-updates/parity, run that instead.

parity/run.rs

@@ -754,6 +754,7 @@ pub fn execute(cmd: RunCmd, can_restart: bool, logger: Arc<RotatingLogger>) -> R
 	service.register_io_handler(informant.clone()).map_err(|_| "Unable to register informant handler".to_owned())?;
 
 	// save user defaults
+	user_defaults.is_first_launch = false;
 	user_defaults.pruning = algorithm;
 	user_defaults.tracing = tracing;
 	user_defaults.fat_db = fat_db;

parity/user_defaults.rs

@@ -41,6 +41,7 @@ impl Serialize for UserDefaults {
 	fn serialize<S>(&self, serializer: S) -> Result<S::Ok, S::Error>
 	where S: Serializer {
 		let mut map: BTreeMap<String, Value> = BTreeMap::new();
+		map.insert("is_first_launch".into(), Value::Bool(self.is_first_launch));
 		map.insert("pruning".into(), Value::String(self.pruning.as_str().into()));
 		map.insert("tracing".into(), Value::Bool(self.tracing));
 		map.insert("fat_db".into(), Value::Bool(self.fat_db));