Newer
Older
#[cfg(test)]
#[macro_use]
extern crate hex_literal;
pub mod api;
pub mod blockchain;
pub mod types;
pub mod miner;
pub mod network;
use blockchain::Blockchain;
use clap::clap_app;
use smol::channel;
use log::{error, info};
use api::Server as ApiServer;
use std::net;
use std::process;
use std::sync::{Arc, Mutex};
use std::thread;
use std::time;
use crate::types::hash::{H256, Hashable};
use crate::types::transaction::SignedTransaction;
use crate::types::block::Header;
use crate::types::block::Block;
use std::time::{SystemTime, UNIX_EPOCH};
use std::collections::HashMap;
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
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
fn main() {
// parse command line arguments
let matches = clap_app!(Bitcoin =>
(version: "0.1")
(about: "Bitcoin client")
(@arg verbose: -v ... "Increases the verbosity of logging")
(@arg peer_addr: --p2p [ADDR] default_value("127.0.0.1:6000") "Sets the IP address and the port of the P2P server")
(@arg api_addr: --api [ADDR] default_value("127.0.0.1:7000") "Sets the IP address and the port of the API server")
(@arg known_peer: -c --connect ... [PEER] "Sets the peers to connect to at start")
(@arg p2p_workers: --("p2p-workers") [INT] default_value("4") "Sets the number of worker threads for P2P server")
)
.get_matches();
// init logger
let verbosity = matches.occurrences_of("verbose") as usize;
stderrlog::new().verbosity(verbosity).init().unwrap();
let blockchain = Blockchain::new();
let blockchain = Arc::new(Mutex::new(blockchain));
// parse p2p server address
let p2p_addr = matches
.value_of("peer_addr")
.unwrap()
.parse::<net::SocketAddr>()
.unwrap_or_else(|e| {
error!("Error parsing P2P server address: {}", e);
process::exit(1);
});
// parse api server address
let api_addr = matches
.value_of("api_addr")
.unwrap()
.parse::<net::SocketAddr>()
.unwrap_or_else(|e| {
error!("Error parsing API server address: {}", e);
process::exit(1);
});
// create channels between server and worker
let (msg_tx, msg_rx) = channel::bounded(10000);
// start the p2p server
let (server_ctx, server) = network::server::new(p2p_addr, msg_tx).unwrap();
server_ctx.start().unwrap();
// start the worker
let p2p_workers = matches
.value_of("p2p_workers")
.unwrap()
.parse::<usize>()
.unwrap_or_else(|e| {
error!("Error parsing P2P workers: {}", e);
process::exit(1);
});
let worker_ctx = network::worker::Worker::new(
p2p_workers,
msg_rx,
&server,
);
worker_ctx.start();
// start the miner
let mut temp_blockchain = Blockchain::new();
let mut arc_mutex_blockchain = Arc::new(Mutex::new(temp_blockchain));
let (miner_ctx, miner, finished_block_chan) = miner::new(&arc_mutex_blockchain);
let miner_worker_ctx = miner::worker::Worker::new(&server, finished_block_chan, &arc_mutex_blockchain);
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
miner_ctx.start();
miner_worker_ctx.start();
// connect to known peers
if let Some(known_peers) = matches.values_of("known_peer") {
let known_peers: Vec<String> = known_peers.map(|x| x.to_owned()).collect();
let server = server.clone();
thread::spawn(move || {
for peer in known_peers {
loop {
let addr = match peer.parse::<net::SocketAddr>() {
Ok(x) => x,
Err(e) => {
error!("Error parsing peer address {}: {}", &peer, e);
break;
}
};
match server.connect(addr) {
Ok(_) => {
info!("Connected to outgoing peer {}", &addr);
break;
}
Err(e) => {
error!(
"Error connecting to peer {}, retrying in one second: {}",
addr, e
);
thread::sleep(time::Duration::from_millis(1000));
continue;
}
}
}
}
});
}
// start the API server
ApiServer::start(
api_addr,
&miner,
&server,
&blockchain,
);
loop {
std::thread::park();
}
}