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
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
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
|
// Copyright 2017-2019 int08h LLC
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
//!
//! Roughtime server
//!
//! # Configuration
//! The server has multiple ways it can be configured, see
//! [`ServerConfig`](config/trait.ServerConfig.html) for details.
//!
#[macro_use]
extern crate log;
use std::env;
use std::process;
use std::sync::atomic::Ordering;
use roughenough::config;
use roughenough::config::ServerConfig;
use roughenough::roughenough_version;
use roughenough::server::Server;
use mio::Events;
macro_rules! check_ctrlc {
($keep_running:expr) => {
if !$keep_running.load(Ordering::Acquire) {
warn!("Ctrl-C caught, exiting...");
return;
}
};
}
fn polling_loop(config: Box<dyn ServerConfig>) {
let mut server = Server::new(config);
let cfg = server.get_config();
display_config(&server, cfg);
let kr = server.get_keep_running();
let kr0 = kr.clone();
ctrlc::set_handler(move || kr.store(false, Ordering::Release))
.expect("failed setting Ctrl-C handler");
let mut events = Events::with_capacity(1024);
loop {
check_ctrlc!(kr0);
if server.process_events(&mut events) {
return;
}
}
}
fn display_config(server: &Server, cfg: &dyn ServerConfig) {
info!("Long-term public key : {}", server.get_public_key());
info!("Online public key : {}", server.get_online_key());
info!("Max response batch size : {}", cfg.batch_size());
info!("Status updates every : {} seconds", cfg.status_interval().as_secs());
info!("Server listening on : {}:{}", cfg.interface(), cfg.port());
if let Some(hc_port) = cfg.health_check_port() {
info!("TCP health check : {}:{}", cfg.interface(), hc_port);
} else {
info!("TCP health check : disabled");
}
info!("Client req/resp tracking : {}",
if cfg.client_stats_enabled() { "per-client" } else { "aggregated" }
);
if cfg.fault_percentage() > 0 {
info!("Deliberate response errors : ~{}%", cfg.fault_percentage());
} else {
info!("Deliberate response errors : disabled");
}
}
pub fn main() {
SimpleLogger::new().with_level(LevelFilter::Info).init().unwrap();
info!("Roughenough server v{} starting", roughenough_version());
let mut args = env::args();
if args.len() != 2 {
error!("Usage: server <ENV | /path/to/config.yaml>");
process::exit(1);
}
let arg1 = args.nth(1).unwrap();
let config = match config::make_config(&arg1) {
Err(e) => {
error!("{:?}", e);
process::exit(1)
}
Ok(ref cfg) if !config::is_valid_config(cfg.as_ref()) => process::exit(1),
Ok(cfg) => cfg,
};
polling_loop(config);
info!("Done.");
process::exit(0);
}
|
