From 6b6820e17334b48e72432fe670e10987fe07c66e Mon Sep 17 00:00:00 2001
From: Chevdor <chevdor@users.noreply.github.com>
Date: Thu, 19 Jul 2018 11:26:52 +0200
Subject: [PATCH] Use generated name if no name was provided (#377)

---
 polkadot/cli/Cargo.toml |  1 +
 polkadot/cli/src/lib.rs | 11 +++++++----
 2 files changed, 8 insertions(+), 4 deletions(-)

diff --git a/polkadot/cli/Cargo.toml b/polkadot/cli/Cargo.toml
index b2bf91db90..fe25cb45c2 100644
--- a/polkadot/cli/Cargo.toml
+++ b/polkadot/cli/Cargo.toml
@@ -40,3 +40,4 @@ polkadot-primitives = { path = "../primitives" }
 polkadot-runtime = { path = "../runtime" }
 polkadot-service = { path = "../service" }
 polkadot-transaction-pool = { path = "../transaction-pool" }
+names = "0.11.0"
diff --git a/polkadot/cli/src/lib.rs b/polkadot/cli/src/lib.rs
index 9ce9da8ea0..2552e36b42 100644
--- a/polkadot/cli/src/lib.rs
+++ b/polkadot/cli/src/lib.rs
@@ -32,6 +32,7 @@ extern crate triehash;
 extern crate parking_lot;
 extern crate serde;
 extern crate serde_json;
+extern crate names;
 
 extern crate substrate_client as client;
 extern crate substrate_network as network;
@@ -82,6 +83,7 @@ use polkadot_primitives::BlockId;
 use codec::{Decode, Encode};
 use client::BlockOrigin;
 use runtime_primitives::generic::SignedBlock;
+use names::{Generator, Name};
 
 use futures::Future;
 use tokio::runtime::Runtime;
@@ -199,10 +201,11 @@ pub fn run<I, T, W>(args: I, worker: W) -> error::Result<()> where
 	let (spec, is_global) = load_spec(&matches)?;
 	let mut config = service::Configuration::default_with_spec(spec);
 
-	if let Some(name) = matches.value_of("name") {
-		config.name = name.into();
-		info!("Node name: {}", config.name);
-	}
+	config.name = match matches.value_of("name") {
+		None => Generator::with_naming(Name::Numbered).next().unwrap(),
+		Some(name) => name.into(),
+	};
+	info!("Node name: {}", config.name);
 
 	let base_path = base_path(&matches);