[milestone/testnet3] Handle SIGINT and SIGTERM (#1182)

* Handle SIGINT and SIGTERM
This commit is contained in:
mimblewimble-robot 2018-06-21 05:16:02 +02:00 committed by Quentin Le Sceller
parent 0967a5302b
commit bb95d303f5
4 changed files with 92 additions and 40 deletions

98
Cargo.lock generated
View file

@ -54,7 +54,7 @@ name = "atty"
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@ -66,7 +66,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
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@ -77,7 +77,7 @@ version = "0.1.16"
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@ -222,7 +222,7 @@ version = "0.3.2"
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@ -231,7 +231,7 @@ version = "0.1.6"
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@ -271,7 +271,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
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@ -334,7 +334,7 @@ version = "0.3.2"
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@ -441,7 +450,7 @@ name = "daemonize"
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@ -549,7 +558,7 @@ name = "flate2"
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@ -592,7 +601,7 @@ version = "0.7.1"
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@ -1040,7 +1050,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
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dependencies = [ dependencies = [
"fuchsia-zircon 0.3.3 (registry+https://github.com/rust-lang/crates.io-index)", "fuchsia-zircon 0.3.3 (registry+https://github.com/rust-lang/crates.io-index)",
"libc 0.2.40 (registry+https://github.com/rust-lang/crates.io-index)", "libc 0.2.42 (registry+https://github.com/rust-lang/crates.io-index)",
"rand 0.4.2 (registry+https://github.com/rust-lang/crates.io-index)", "rand 0.4.2 (registry+https://github.com/rust-lang/crates.io-index)",
] ]
@ -1556,7 +1578,7 @@ version = "0.4.2"
source = "registry+https://github.com/rust-lang/crates.io-index" source = "registry+https://github.com/rust-lang/crates.io-index"
dependencies = [ dependencies = [
"fuchsia-zircon 0.3.3 (registry+https://github.com/rust-lang/crates.io-index)", "fuchsia-zircon 0.3.3 (registry+https://github.com/rust-lang/crates.io-index)",
"libc 0.2.40 (registry+https://github.com/rust-lang/crates.io-index)", "libc 0.2.42 (registry+https://github.com/rust-lang/crates.io-index)",
"winapi 0.3.4 (registry+https://github.com/rust-lang/crates.io-index)", "winapi 0.3.4 (registry+https://github.com/rust-lang/crates.io-index)",
] ]
@ -1576,7 +1598,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
dependencies = [ dependencies = [
"crossbeam-deque 0.2.0 (registry+https://github.com/rust-lang/crates.io-index)", "crossbeam-deque 0.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
"lazy_static 1.0.0 (registry+https://github.com/rust-lang/crates.io-index)", "lazy_static 1.0.0 (registry+https://github.com/rust-lang/crates.io-index)",
"libc 0.2.40 (registry+https://github.com/rust-lang/crates.io-index)", "libc 0.2.42 (registry+https://github.com/rust-lang/crates.io-index)",
"num_cpus 1.8.0 (registry+https://github.com/rust-lang/crates.io-index)", "num_cpus 1.8.0 (registry+https://github.com/rust-lang/crates.io-index)",
"rand 0.4.2 (registry+https://github.com/rust-lang/crates.io-index)", "rand 0.4.2 (registry+https://github.com/rust-lang/crates.io-index)",
] ]
@ -1647,7 +1669,7 @@ name = "rocksdb"
version = "0.10.0" version = "0.10.0"
source = "registry+https://github.com/rust-lang/crates.io-index" source = "registry+https://github.com/rust-lang/crates.io-index"
dependencies = [ dependencies = [
"libc 0.2.40 (registry+https://github.com/rust-lang/crates.io-index)", "libc 0.2.42 (registry+https://github.com/rust-lang/crates.io-index)",
"librocksdb-sys 5.11.3 (registry+https://github.com/rust-lang/crates.io-index)", "librocksdb-sys 5.11.3 (registry+https://github.com/rust-lang/crates.io-index)",
] ]
@ -1716,7 +1738,7 @@ source = "git+https://github.com/mimblewimble/rust-secp256k1-zkp?tag=grin_integr
dependencies = [ dependencies = [
"arrayvec 0.3.25 (registry+https://github.com/rust-lang/crates.io-index)", "arrayvec 0.3.25 (registry+https://github.com/rust-lang/crates.io-index)",
"gcc 0.3.54 (registry+https://github.com/rust-lang/crates.io-index)", "gcc 0.3.54 (registry+https://github.com/rust-lang/crates.io-index)",
"libc 0.2.40 (registry+https://github.com/rust-lang/crates.io-index)", "libc 0.2.42 (registry+https://github.com/rust-lang/crates.io-index)",
"rand 0.3.22 (registry+https://github.com/rust-lang/crates.io-index)", "rand 0.3.22 (registry+https://github.com/rust-lang/crates.io-index)",
"rustc-serialize 0.3.24 (registry+https://github.com/rust-lang/crates.io-index)", "rustc-serialize 0.3.24 (registry+https://github.com/rust-lang/crates.io-index)",
"serde 1.0.66 (registry+https://github.com/rust-lang/crates.io-index)", "serde 1.0.66 (registry+https://github.com/rust-lang/crates.io-index)",
@ -1917,7 +1939,7 @@ name = "syntex_errors"
version = "0.58.1" version = "0.58.1"
source = "registry+https://github.com/rust-lang/crates.io-index" source = "registry+https://github.com/rust-lang/crates.io-index"
dependencies = [ dependencies = [
"libc 0.2.40 (registry+https://github.com/rust-lang/crates.io-index)", "libc 0.2.42 (registry+https://github.com/rust-lang/crates.io-index)",
"rustc-serialize 0.3.24 (registry+https://github.com/rust-lang/crates.io-index)", "rustc-serialize 0.3.24 (registry+https://github.com/rust-lang/crates.io-index)",
"syntex_pos 0.58.1 (registry+https://github.com/rust-lang/crates.io-index)", "syntex_pos 0.58.1 (registry+https://github.com/rust-lang/crates.io-index)",
"term 0.4.6 (registry+https://github.com/rust-lang/crates.io-index)", "term 0.4.6 (registry+https://github.com/rust-lang/crates.io-index)",
@ -1996,7 +2018,7 @@ name = "termion"
version = "1.5.1" version = "1.5.1"
source = "registry+https://github.com/rust-lang/crates.io-index" source = "registry+https://github.com/rust-lang/crates.io-index"
dependencies = [ dependencies = [
"libc 0.2.40 (registry+https://github.com/rust-lang/crates.io-index)", "libc 0.2.42 (registry+https://github.com/rust-lang/crates.io-index)",
"redox_syscall 0.1.37 (registry+https://github.com/rust-lang/crates.io-index)", "redox_syscall 0.1.37 (registry+https://github.com/rust-lang/crates.io-index)",
"redox_termios 0.1.1 (registry+https://github.com/rust-lang/crates.io-index)", "redox_termios 0.1.1 (registry+https://github.com/rust-lang/crates.io-index)",
] ]
@ -2023,7 +2045,7 @@ name = "time"
version = "0.1.39" version = "0.1.39"
source = "registry+https://github.com/rust-lang/crates.io-index" source = "registry+https://github.com/rust-lang/crates.io-index"
dependencies = [ dependencies = [
"libc 0.2.40 (registry+https://github.com/rust-lang/crates.io-index)", "libc 0.2.42 (registry+https://github.com/rust-lang/crates.io-index)",
"redox_syscall 0.1.37 (registry+https://github.com/rust-lang/crates.io-index)", "redox_syscall 0.1.37 (registry+https://github.com/rust-lang/crates.io-index)",
"winapi 0.3.4 (registry+https://github.com/rust-lang/crates.io-index)", "winapi 0.3.4 (registry+https://github.com/rust-lang/crates.io-index)",
] ]
@ -2438,6 +2460,7 @@ dependencies = [
"checksum crossbeam-utils 0.2.2 (registry+https://github.com/rust-lang/crates.io-index)" = "2760899e32a1d58d5abb31129f8fae5de75220bc2176e77ff7c627ae45c918d9" "checksum crossbeam-utils 0.2.2 (registry+https://github.com/rust-lang/crates.io-index)" = "2760899e32a1d58d5abb31129f8fae5de75220bc2176e77ff7c627ae45c918d9"
"checksum crossbeam-utils 0.3.2 (registry+https://github.com/rust-lang/crates.io-index)" = "d636a8b3bcc1b409d7ffd3facef8f21dcb4009626adbd0c5e6c4305c07253c7b" "checksum crossbeam-utils 0.3.2 (registry+https://github.com/rust-lang/crates.io-index)" = "d636a8b3bcc1b409d7ffd3facef8f21dcb4009626adbd0c5e6c4305c07253c7b"
"checksum csv 0.15.0 (registry+https://github.com/rust-lang/crates.io-index)" = "7ef22b37c7a51c564a365892c012dc0271221fdcc64c69b19ba4d6fa8bd96d9c" "checksum csv 0.15.0 (registry+https://github.com/rust-lang/crates.io-index)" = "7ef22b37c7a51c564a365892c012dc0271221fdcc64c69b19ba4d6fa8bd96d9c"
"checksum ctrlc 3.1.1 (registry+https://github.com/rust-lang/crates.io-index)" = "630391922b1b893692c6334369ff528dcc3a9d8061ccf4c803aa8f83cb13db5e"
"checksum cursive 0.8.2-alpha.0 (git+https://github.com/yeastplume/Cursive?tag=grin_integration_1)" = "<none>" "checksum cursive 0.8.2-alpha.0 (git+https://github.com/yeastplume/Cursive?tag=grin_integration_1)" = "<none>"
"checksum daemonize 0.3.0 (registry+https://github.com/rust-lang/crates.io-index)" = "4093d27eb267d617f03c2ee25d4c3ca525b89a76154001954a11984508ffbde5" "checksum daemonize 0.3.0 (registry+https://github.com/rust-lang/crates.io-index)" = "4093d27eb267d617f03c2ee25d4c3ca525b89a76154001954a11984508ffbde5"
"checksum dtoa 0.2.2 (registry+https://github.com/rust-lang/crates.io-index)" = "0dd841b58510c9618291ffa448da2e4e0f699d984d436122372f446dae62263d" "checksum dtoa 0.2.2 (registry+https://github.com/rust-lang/crates.io-index)" = "0dd841b58510c9618291ffa448da2e4e0f699d984d436122372f446dae62263d"
@ -2480,7 +2503,7 @@ dependencies = [
"checksum lazy_static 0.2.11 (registry+https://github.com/rust-lang/crates.io-index)" = "76f033c7ad61445c5b347c7382dd1237847eb1bce590fe50365dcb33d546be73" "checksum lazy_static 0.2.11 (registry+https://github.com/rust-lang/crates.io-index)" = "76f033c7ad61445c5b347c7382dd1237847eb1bce590fe50365dcb33d546be73"
"checksum lazy_static 1.0.0 (registry+https://github.com/rust-lang/crates.io-index)" = "c8f31047daa365f19be14b47c29df4f7c3b581832407daabe6ae77397619237d" "checksum lazy_static 1.0.0 (registry+https://github.com/rust-lang/crates.io-index)" = "c8f31047daa365f19be14b47c29df4f7c3b581832407daabe6ae77397619237d"
"checksum lazycell 0.6.0 (registry+https://github.com/rust-lang/crates.io-index)" = "a6f08839bc70ef4a3fe1d566d5350f519c5912ea86be0df1740a7d247c7fc0ef" "checksum lazycell 0.6.0 (registry+https://github.com/rust-lang/crates.io-index)" = "a6f08839bc70ef4a3fe1d566d5350f519c5912ea86be0df1740a7d247c7fc0ef"
"checksum libc 0.2.40 (registry+https://github.com/rust-lang/crates.io-index)" = "6fd41f331ac7c5b8ac259b8bf82c75c0fb2e469bbf37d2becbba9a6a2221965b" "checksum libc 0.2.42 (registry+https://github.com/rust-lang/crates.io-index)" = "b685088df2b950fccadf07a7187c8ef846a959c142338a48f9dc0b94517eb5f1"
"checksum libgit2-sys 0.7.3 (registry+https://github.com/rust-lang/crates.io-index)" = "9cc8a747e1d0254ef5eb71330fcb8fb25b8b8f8dc1981379b7bb06d6f006672e" "checksum libgit2-sys 0.7.3 (registry+https://github.com/rust-lang/crates.io-index)" = "9cc8a747e1d0254ef5eb71330fcb8fb25b8b8f8dc1981379b7bb06d6f006672e"
"checksum libloading 0.3.4 (registry+https://github.com/rust-lang/crates.io-index)" = "0a020ac941774eb37e9d13d418c37b522e76899bfc4e7b1a600d529a53f83a66" "checksum libloading 0.3.4 (registry+https://github.com/rust-lang/crates.io-index)" = "0a020ac941774eb37e9d13d418c37b522e76899bfc4e7b1a600d529a53f83a66"
"checksum libloading 0.4.3 (registry+https://github.com/rust-lang/crates.io-index)" = "fd38073de8f7965d0c17d30546d4bb6da311ab428d1c7a3fc71dff7f9d4979b9" "checksum libloading 0.4.3 (registry+https://github.com/rust-lang/crates.io-index)" = "fd38073de8f7965d0c17d30546d4bb6da311ab428d1c7a3fc71dff7f9d4979b9"
@ -2509,6 +2532,7 @@ dependencies = [
"checksum msdos_time 0.1.5 (registry+https://github.com/rust-lang/crates.io-index)" = "65ba9d75bcea84e07812618fedf284a64776c2f2ea0cad6bca7f69739695a958" "checksum msdos_time 0.1.5 (registry+https://github.com/rust-lang/crates.io-index)" = "65ba9d75bcea84e07812618fedf284a64776c2f2ea0cad6bca7f69739695a958"
"checksum ncurses 5.91.0 (registry+https://github.com/rust-lang/crates.io-index)" = "431cc11a5225e21cb85ea479858ac2e0b3c7a67c9506016cd8818de15dcdc8f1" "checksum ncurses 5.91.0 (registry+https://github.com/rust-lang/crates.io-index)" = "431cc11a5225e21cb85ea479858ac2e0b3c7a67c9506016cd8818de15dcdc8f1"
"checksum net2 0.2.32 (registry+https://github.com/rust-lang/crates.io-index)" = "9044faf1413a1057267be51b5afba8eb1090bd2231c693664aa1db716fe1eae0" "checksum net2 0.2.32 (registry+https://github.com/rust-lang/crates.io-index)" = "9044faf1413a1057267be51b5afba8eb1090bd2231c693664aa1db716fe1eae0"
"checksum nix 0.11.0 (registry+https://github.com/rust-lang/crates.io-index)" = "d37e713a259ff641624b6cb20e3b12b2952313ba36b6823c0f16e6cfd9e5de17"
"checksum nodrop 0.1.12 (registry+https://github.com/rust-lang/crates.io-index)" = "9a2228dca57108069a5262f2ed8bd2e82496d2e074a06d1ccc7ce1687b6ae0a2" "checksum nodrop 0.1.12 (registry+https://github.com/rust-lang/crates.io-index)" = "9a2228dca57108069a5262f2ed8bd2e82496d2e074a06d1ccc7ce1687b6ae0a2"
"checksum nom 3.2.1 (registry+https://github.com/rust-lang/crates.io-index)" = "05aec50c70fd288702bcd93284a8444607f3292dbdf2a30de5ea5dcdbe72287b" "checksum nom 3.2.1 (registry+https://github.com/rust-lang/crates.io-index)" = "05aec50c70fd288702bcd93284a8444607f3292dbdf2a30de5ea5dcdbe72287b"
"checksum num 0.1.42 (registry+https://github.com/rust-lang/crates.io-index)" = "4703ad64153382334aa8db57c637364c322d3372e097840c72000dabdcf6156e" "checksum num 0.1.42 (registry+https://github.com/rust-lang/crates.io-index)" = "4703ad64153382334aa8db57c637364c322d3372e097840c72000dabdcf6156e"

View file

@ -17,6 +17,7 @@ path = "src/bin/grin.rs"
blake2-rfc = "0.2" blake2-rfc = "0.2"
chrono = "0.4" chrono = "0.4"
clap = "2.31" clap = "2.31"
ctrlc = { version = "3.1", features = ["termination"] }
daemonize = "0.3" daemonize = "0.3"
serde = "1" serde = "1"
serde_json = "1" serde_json = "1"

View file

@ -17,6 +17,7 @@
extern crate blake2_rfc as blake2; extern crate blake2_rfc as blake2;
#[macro_use] #[macro_use]
extern crate clap; extern crate clap;
extern crate ctrlc;
extern crate cursive; extern crate cursive;
extern crate daemonize; extern crate daemonize;
extern crate serde; extern crate serde;
@ -39,6 +40,7 @@ pub mod tui;
use std::env::current_dir; use std::env::current_dir;
use std::process::exit; use std::process::exit;
use std::sync::atomic::{AtomicBool, Ordering};
use std::sync::Arc; use std::sync::Arc;
use std::thread; use std::thread;
use std::time::Duration; use std::time::Duration;
@ -103,17 +105,33 @@ fn start_server_tui(config: servers::ServerConfig) {
if config.run_tui.is_some() && config.run_tui.unwrap() { if config.run_tui.is_some() && config.run_tui.unwrap() {
println!("Starting GRIN in UI mode..."); println!("Starting GRIN in UI mode...");
servers::Server::start(config, |serv: Arc<servers::Server>| { servers::Server::start(config, |serv: Arc<servers::Server>| {
let running = Arc::new(AtomicBool::new(true));
let r = running.clone();
let _ = thread::Builder::new() let _ = thread::Builder::new()
.name("ui".to_string()) .name("ui".to_string())
.spawn(move || { .spawn(move || {
let mut controller = ui::Controller::new().unwrap_or_else(|e| { let mut controller = ui::Controller::new().unwrap_or_else(|e| {
panic!("Error loading UI controller: {}", e); panic!("Error loading UI controller: {}", e);
}); });
controller.run(serv.clone()); controller.run(serv.clone(), r);
}); });
ctrlc::set_handler(move || {
running.store(false, Ordering::SeqCst);
}).expect("Error setting Ctrl-C handler");
}).unwrap(); }).unwrap();
} else { } else {
servers::Server::start(config, |_| {}).unwrap(); servers::Server::start(config, |serv: Arc<servers::Server>| {
let running = Arc::new(AtomicBool::new(true));
let r = running.clone();
ctrlc::set_handler(move || {
r.store(false, Ordering::SeqCst);
}).expect("Error setting Ctrl-C handler");
while running.load(Ordering::SeqCst) {
thread::sleep(Duration::from_secs(1));
}
warn!(LOGGER, "Received SIGINT (Ctrl+C).");
serv.stop();
}).unwrap();
} }
} }

View file

@ -15,6 +15,7 @@
//! Basic TUI to better output the overall system status and status //! Basic TUI to better output the overall system status and status
//! of various subsystems //! of various subsystems
use std::sync::atomic::{AtomicBool, Ordering};
use std::sync::{mpsc, Arc}; use std::sync::{mpsc, Arc};
use time; use time;
@ -33,6 +34,7 @@ use servers::Server;
use tui::constants::ROOT_STACK; use tui::constants::ROOT_STACK;
use tui::types::{TUIStatusListener, UIMessage}; use tui::types::{TUIStatusListener, UIMessage};
use tui::{menu, mining, peers, status, version}; use tui::{menu, mining, peers, status, version};
use util::LOGGER;
use built_info; use built_info;
@ -161,15 +163,21 @@ impl Controller {
}) })
} }
/// Run the controller /// Run the controller
pub fn run(&mut self, server: Arc<Server>) { pub fn run(&mut self, server: Arc<Server>, running: Arc<AtomicBool>) {
let stat_update_interval = 1; let stat_update_interval = 1;
let mut next_stat_update = time::get_time().sec + stat_update_interval; let mut next_stat_update = time::get_time().sec + stat_update_interval;
while self.ui.step() { while self.ui.step() {
if !running.load(Ordering::SeqCst) {
warn!(LOGGER, "Received SIGINT (Ctrl+C).");
server.stop();
self.ui.stop();
}
while let Some(message) = self.rx.try_iter().next() { while let Some(message) = self.rx.try_iter().next() {
match message { match message {
ControllerMessage::Shutdown => { ControllerMessage::Shutdown => {
server.stop(); server.stop();
self.ui.stop(); self.ui.stop();
running.store(false, Ordering::SeqCst)
/*self.ui /*self.ui
.ui_tx .ui_tx
.send(UIMessage::UpdateOutput("update".to_string())) .send(UIMessage::UpdateOutput("update".to_string()))
@ -177,6 +185,7 @@ impl Controller {
} }
} }
} }
if time::get_time().sec > next_stat_update { if time::get_time().sec > next_stat_update {
let stats = server.get_server_stats().unwrap(); let stats = server.get_server_stats().unwrap();
self.ui.ui_tx.send(UIMessage::UpdateStatus(stats)).unwrap(); self.ui.ui_tx.send(UIMessage::UpdateStatus(stats)).unwrap();