[Temp Commit] Implements more basic skeleton code.

beacon_node/network/src/error.rs

@@ -0,0 +1,8 @@
+// generates error types
+
+use error_chain::{
+    error_chain, error_chain_processing, impl_error_chain_kind, impl_error_chain_processed,
+    impl_extract_backtrace,
+};
+
+error_chain! {}

beacon_node/network/src/lib.rs

@@ -1,4 +1,6 @@
 /// This crate provides the network server for Lighthouse.
-mod network_configuration;
+mod network_config;
+mod service;
 
-pub use network_configuration::NetworkConfiguration;
+pub use network_config::NetworkConfig;
+pub use service::NetworkService;

beacon_node/network/src/message_handler.rs

@@ -0,0 +1,18 @@
+use crate::node_message::NodeMessage;
+
+/// Handles messages received from the network and client and organises syncing.
+pub struct MessageHandler {
+    sync: Syncer,
+    //TODO: Implement beacon chain
+    //chain: BeaconChain
+}
+
+/// Types of messages the handler can receive.
+pub enum HandlerMessage {
+    /// Peer has connected.
+    PeerConnected(PeerId),
+    /// Peer has disconnected,
+    PeerDisconnected(PeerId),
+    /// A Node message has been received.
+    Message(Peer, NodeMessage),
+}

beacon_node/network/src/messages.rs

@@ -0,0 +1,27 @@
+use types::{H256,Slot}
+
+/// Messages between nodes across the network.
+pub enum NodeMessage {
+
+    Status(Status),
+    BlockRequest,
+}
+
+pub struct Status {
+        /// Current node version.
+        version: u8
+        /// Genesis Hash.
+        genesis_hash: H256
+        /// Best known slot number.
+        best_slot: Slot
+        /// Best known slot hash.
+        best_slot_hash: H256
+}
+
+/// Types of messages that the network service can receive.
+pub enum NetworkMessage {
+    /// Send a message to libp2p service.
+    //TODO: Define typing for messages accross the wire
+    Send(Node, Message),
+}
+

beacon_node/network/src/network_config.rs

@@ -4,10 +4,10 @@ use version;
 
 #[derive(Debug, Clone)]
 /// Network configuration for lighthouse.
-pub struct NetworkConfiguration {
+pub struct NetworkConfig {
     //TODO: stubbing networking initial params, change in the future
     /// IP address to listen on.
-    pub listen_address: Option<IpAddr>,
+    pub listen_addresses: Option<Vec<IpAddr>>,
     /// Listen port UDP/TCP.
     pub listen_port: Option<u16>,
     /// Gossipsub configuration parameters.
@@ -16,14 +16,13 @@ pub struct NetworkConfiguration {
     pub boot_nodes: Vec<String>,
     /// Client version
     pub client_version: String,
-    //TODO: more to be added
 }
 
-impl Default for NetworkConfiguration {
+impl Default for NetworkConfig {
     /// Generate a default network configuration.
     fn default() -> Self {
-        NetworkConfiguration {
-            listen_address: None,
+        NetworkConfig {
+            listen_addresses: None,
             listen_port: None,
             gs_config: GossipsubConfigBuilder::new().build(),
             boot_nodes: Vec::new(),
@@ -32,8 +31,8 @@ impl Default for NetworkConfiguration {
     }
 }
 
-impl NetworkConfiguration {
+impl NetworkConfig {
     pub fn new() -> Self {
-        NetworkConfiguration::default()
+        NetworkConfig::default()
     }
 }