From 1c450f616d59b8a001e22b892e7476a016f7883f Mon Sep 17 00:00:00 2001
From: Robert Habermeier <rphmeier@gmail.com>
Date: Fri, 2 Sep 2016 18:48:07 +0200
Subject: [PATCH] register the watcher as a ChainNotify

---
 parity/run.rs | 13 +++++++++++++
 1 file changed, 13 insertions(+)

diff --git a/parity/run.rs b/parity/run.rs
index 71995cd5f..2d619d350 100644
--- a/parity/run.rs
+++ b/parity/run.rs
@@ -28,6 +28,7 @@ use ethcore::client::{Mode, Switch, DatabaseCompactionProfile, VMType, ChainNoti
 use ethcore::service::ClientService;
 use ethcore::account_provider::AccountProvider;
 use ethcore::miner::{Miner, MinerService, ExternalMiner, MinerOptions};
+use ethcore::snapshot;
 use ethsync::SyncConfig;
 use informant::Informant;
 
@@ -46,6 +47,9 @@ use rpc_apis;
 use rpc;
 use url;
 
+const SNAPSHOT_PERIOD: u64 = 10000;
+const SNAPSHOT_HISTORY: u64 = 1000;
+
 #[derive(Debug, PartialEq)]
 pub struct RunCmd {
 	pub cache_config: CacheConfig,
@@ -249,6 +253,15 @@ pub fn execute(cmd: RunCmd) -> Result<(), String> {
 	});
 	service.register_io_handler(io_handler).expect("Error registering IO handler");
 
+	let watcher = snapshot::Watcher::new(
+		service.client(),
+		service.io().channel(),
+		SNAPSHOT_PERIOD,
+		SNAPSHOT_HISTORY,
+	);
+
+	service.add_notify(Arc::new(watcher));
+
 	// start ui
 	if cmd.ui {
 		if !cmd.dapps_conf.enabled {