2019-03-04 07:31:01 +00:00
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use crate::error;
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use crate::messages::NodeMessage;
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use crossbeam_channel::{unbounded as channel, Sender};
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use libp2p::PeerId;
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use slog::debug;
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use sync::SimpleSync;
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use types::Hash256;
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2019-03-04 05:39:37 +00:00
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/// Handles messages received from the network and client and organises syncing.
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pub struct MessageHandler {
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2019-03-04 07:31:01 +00:00
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sync: SimpleSync,
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2019-03-04 05:39:37 +00:00
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//TODO: Implement beacon chain
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//chain: BeaconChain
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}
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/// Types of messages the handler can receive.
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pub enum HandlerMessage {
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/// Peer has connected.
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PeerConnected(PeerId),
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/// Peer has disconnected,
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PeerDisconnected(PeerId),
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/// A Node message has been received.
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2019-03-04 07:31:01 +00:00
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Message(PeerId, NodeMessage),
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}
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impl MessageHandler {
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/// Initializes and runs the MessageHandler.
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pub fn new(log: slog::Logger) -> error::Result<Sender<HandlerMessage>> {
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debug!(log, "Service starting");
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let (handler_send, handler_recv) = channel();
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// Initialise sync and begin processing in thread
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//TODO: Load genesis from BeaconChain
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let temp_genesis = Hash256::zero();
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let sync = SimpleSync::new(temp_genesis);
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let handler = MessageHandler { sync };
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// spawn handler thread
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Ok(handler_send)
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}
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2019-03-04 05:39:37 +00:00
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}
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