From 14cf3142d35a68a794ea969b6cec91456a12031f Mon Sep 17 00:00:00 2001
From: Pierre Krieger <pierre.krieger1708@gmail.com>
Date: Tue, 6 Aug 2019 11:36:06 +0200
Subject: [PATCH] Remove tokio dependency from networking and service (#351)

* Remove tokio dependency from networking

* Also remove tokio from service

* Finally fix tests
---
 polkadot/Cargo.lock                      | 2 --
 polkadot/network/Cargo.toml              | 1 -
 polkadot/network/src/tests/validation.rs | 1 -
 polkadot/service/Cargo.toml              | 1 -
 4 files changed, 5 deletions(-)

diff --git a/polkadot/Cargo.lock b/polkadot/Cargo.lock
index a7e9516b0b..bc6552efd1 100644
--- a/polkadot/Cargo.lock
+++ b/polkadot/Cargo.lock
@@ -2483,7 +2483,6 @@ dependencies = [
  "substrate-keyring 2.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
  "substrate-network 2.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
  "substrate-primitives 2.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
- "tokio 0.1.22 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -2597,7 +2596,6 @@ dependencies = [
  "substrate-service 2.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
  "substrate-telemetry 2.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
  "substrate-transaction-pool 2.0.0 (git+https://github.com/paritytech/substrate?branch=polkadot-master)",
- "tokio 0.1.22 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
diff --git a/polkadot/network/Cargo.toml b/polkadot/network/Cargo.toml
index 692638cb73..5aff3ec486 100644
--- a/polkadot/network/Cargo.toml
+++ b/polkadot/network/Cargo.toml
@@ -16,7 +16,6 @@ substrate-network = { git = "https://github.com/paritytech/substrate", branch =
 substrate-primitives = { git = "https://github.com/paritytech/substrate", branch = "polkadot-master" }
 sr-primitives = { git = "https://github.com/paritytech/substrate", branch = "polkadot-master" }
 futures = "0.1"
-tokio = "0.1.7"
 log = "0.4"
 exit-future = "0.1.4"
 
diff --git a/polkadot/network/src/tests/validation.rs b/polkadot/network/src/tests/validation.rs
index ee32b16369..78a362ca81 100644
--- a/polkadot/network/src/tests/validation.rs
+++ b/polkadot/network/src/tests/validation.rs
@@ -41,7 +41,6 @@ use sr_primitives::traits::{ApiRef, ProvideRuntimeApi};
 use std::collections::HashMap;
 use std::sync::Arc;
 use futures::{prelude::*, sync::mpsc};
-use tokio::runtime::Runtime;
 use parity_codec::Encode;
 
 use super::TestContext;
diff --git a/polkadot/service/Cargo.toml b/polkadot/service/Cargo.toml
index 5a801a23e2..d7e091d70a 100644
--- a/polkadot/service/Cargo.toml
+++ b/polkadot/service/Cargo.toml
@@ -9,7 +9,6 @@ parking_lot = "0.7.1"
 lazy_static = "1.0"
 log = "0.4.6"
 slog = "^2"
-tokio = "0.1.7"
 hex-literal = "0.2"
 av_store = { package = "polkadot-availability-store", path = "../availability-store" }
 consensus = { package = "polkadot-validation", path = "../validation" }