1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60

// Copyright 2018 Parity Technologies (UK) Ltd.
//
// Permission is hereby granted, free of charge, to any person obtaining a
// copy of this software and associated documentation files (the "Software"),
// to deal in the Software without restriction, including without limitation
// the rights to use, copy, modify, merge, publish, distribute, sublicense,
// and/or sell copies of the Software, and to permit persons to whom the
// Software is furnished to do so, subject to the following conditions:
//
// The above copyright notice and this permission notice shall be included in
// all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
// OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
// FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
// DEALINGS IN THE SOFTWARE.

//! Implementation of the [floodsub](https://github.com/libp2p/specs/blob/master/pubsub/README.md) protocol.

#![cfg_attr(docsrs, feature(doc_cfg, doc_auto_cfg))]

use libp2p_identity::PeerId;

pub mod protocol;

mod layer;
mod topic;

mod proto {
    #![allow(unreachable_pub)]
    include!("generated/mod.rs");
    pub(crate) use self::floodsub::pb::{mod_RPC::SubOpts, Message, RPC};
}

pub use self::layer::{Floodsub, FloodsubEvent};
pub use self::protocol::{FloodsubMessage, FloodsubRpc};
pub use self::topic::Topic;

/// Configuration options for the Floodsub protocol.
#[derive(Debug, Clone)]
pub struct FloodsubConfig {
    /// Peer id of the local node. Used for the source of the messages that we publish.
    pub local_peer_id: PeerId,

    /// `true` if messages published by local node should be propagated as messages received from
    /// the network, `false` by default.
    pub subscribe_local_messages: bool,
}

impl FloodsubConfig {
    pub fn new(local_peer_id: PeerId) -> Self {
        Self {
            local_peer_id,
            subscribe_local_messages: false,
        }
    }
}