Remove outdated codebase

This commit deletes the current codebase and configurations because we're switching to rust. This includes src/index.js, package.json, package-lock.json and .gitignore files. A refactor or rewrite app with updated dependencies and code style will be added afterwards.
This commit is contained in:
Ian Wijma 2023-11-20 23:40:22 +11:00
parent 99cc6708c6
commit 8581f19127
7 changed files with 441 additions and 1603 deletions

8
.gitignore vendored
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@ -1,6 +1,2 @@
.idea/
node_modules/
out/
# Random test file...
0
/target
/.idea

298
Cargo.lock generated Normal file
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# This file is automatically @generated by Cargo.
# It is not intended for manual editing.
version = 3
[[package]]
name = "anstream"
version = "0.6.4"
source = "registry+https://github.com/rust-lang/crates.io-index"
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dependencies = [
"anstyle",
"anstyle-parse",
"anstyle-query",
"anstyle-wincon",
"colorchoice",
"utf8parse",
]
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name = "anstyle"
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"clap",
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9
Cargo.toml Normal file
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[package]
name = "kr"
version = "0.1.0"
edition = "2021"
# See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
[dependencies]
clap = { version = "4.4.8", features = ["derive", "unicode", "wrap_help"] }

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package-lock.json generated

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@ -1,30 +0,0 @@
{
"name": "kr",
"version": "1.0.0",
"description": "",
"bin": "src/index.js",
"main": "src/index.js",
"scripts": {
"build": "pkg package.json",
"copy-local": "cp -f out/kr-linux ~/bin/kr",
"build-local": "npm run build && npm run copy-local"
},
"pkg": {
"scripts": "src/**/*.js",
"targets": [
"node18-linux-x64",
"node18-macos-x64",
"node18-win-x64"
],
"outputPath": "out"
},
"author": "Ian Wijma",
"dependencies": {
"pkg": "^5.8.1",
"yargs": "^17.7.2"
},
"devDependencies": {
"@types/node": "^20.8.10",
"@types/yargs": "^17.0.29"
}
}

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@ -1,123 +0,0 @@
const Yargs = require('yargs');
const {spawn} = require("child_process");
const yargs = Yargs(process.argv.splice(2))
.scriptName('kr')
.usage('kr [args] <process-to-run>')
.help()
.option('_rpm', {
default: 0,
description: 'The amount of Retries Per Minute, before we stop retrying',
type: 'number'
})
.option('_rph', {
default: 0,
description: 'The amount of Retries Per Hour, before we stop retrying',
type: 'number'
})
.option('_delay', {
default: 0,
description: 'Time in seconds we want to delay the restart with.',
type: 'number'
})
const { _ = [], _rpm: rpm, _rph: rph, _delay: delay } = yargs.argv;
const [command, ...args ] = _;
if (!command) {
return yargs.showHelp();
}
const SECONDS_IN_A_MINUTE = 60;
const SECONDS_IN_A_HOUR = 60 * 60;
let historyMax = 4;
let seconds = SECONDS_IN_A_MINUTE;
let restartName = 'minute';
if (rpm && rph) {
return console.error('Currently, can not define both --rpm and --rph, please choose only one.');
} else if (rpm) {
historyMax = rpm
} else if (rph) {
historyMax = rph
seconds = SECONDS_IN_A_HOUR
restartName = 'hour'
}
/** @type {Object<number, string>} */
const history = {};
const getNow = () => Math.ceil(Date.now() / 1000); // Time in seconds
/** @param {string} logs */
const pushHistory = (logs) => history[getNow() + seconds] = logs;
const updateHistory = () => {
const now = getNow();
const clearKeys = Object.keys(history)
.filter((time) => time <= now);
clearKeys.forEach((key) => delete history[key]);
}
const checkHistory = () => Object.keys(history).length <= historyMax;
const restart = () => setTimeout(() => runCommand(delay), delay * 1000);
const spawnCommand = () => {
const [ spawnCommand, ...cmdArgs ] = command.split(' ');
const spawnArgs = [...cmdArgs, ...args];
return spawn(spawnCommand, spawnArgs);
}
const runCommand = () => {
const runner = spawnCommand();
const commandLogs = [];
const pushLog = (logEntry) => commandLogs.push(logEntry);
const trimLog = () => {
if(commandLogs.length > 5000) commandLogs.shift()
};
const clearLogs = () => commandLogs.length = 0;
const getLogs = () => commandLogs.join('\n');
const handleOut = (type, message) => {
pushLog(`[${type}]\t${message}`);
trimLog();
};
const handleExit = (exitCode) => {
if (exitCode === 0) {
console.log(`Exit code: ${exitCode}`);
} else{
console.log(`[CRASH] exit code: ${exitCode}`)
pushHistory(getLogs());
clearLogs();
updateHistory();
if (checkHistory()) {
console.log('Restarting...');
restart();
} else {
console.error(`The process crashed more then ${historyMax} times in the past ${restartName}, stop retrying.`);
console.error(`See below the last crash log:`);
const keys = Object.keys(history);
const lastKey = keys[keys.length-1];
console.log(history[lastKey]);
}
}
}
runner.on('close', (exitCode) => handleExit(exitCode))
runner.stdout.on('data', (data) => console.log(data.toString().trim()))
runner.stdout.on('data', (data) => handleOut('LOG', data.toString().trim()))
runner.stderr.on('data', (data) => handleOut('ERR', data.toString().trim()))
}
// Leggo!~
runCommand();

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src/main.rs Normal file
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use std::process::{Child, Command};
use std::thread::sleep;
use std::time::{Duration, SystemTime, UNIX_EPOCH};
use clap::{arg, Parser};
#[derive(Parser, Debug)]
#[command(author, version, about, long_about = None)]
struct Arguments {
// The amount of times we retry in a span of a minute, before we stop retrying
#[arg(long, default_value_t = 0, conflicts_with = "per_hour")]
per_minute: u8,
// The amount of times we retry in a span of a hour, before we stop retrying
#[arg(long, default_value_t = 0, conflicts_with = "per_minute")]
per_hour: u8,
// The amount of seconds we want to delay the restart with.
#[arg(long, default_value_t = 0)]
delay: u8,
#[arg()]
command: String
}
const SECONDS_IN_A_MINUTE: u16 = 60;
const SECONDS_IN_A_HOUR: u16 = 60 * 60;
struct Retry {
command: String,
history: Vec<u64>,
max_retries: u8,
timespan: u16,
restart_delay: u8,
restart_name: String
}
fn main() {
let arguments = Arguments::parse();
let mut retry: Retry = Retry {
command: arguments.command,
history: Vec::new(),
max_retries: 4,
timespan: SECONDS_IN_A_MINUTE,
restart_delay: arguments.delay,
restart_name: "minute".to_string(),
};
if arguments.per_minute > 0 {
retry.max_retries = arguments.per_minute;
} else if arguments.per_hour > 0 {
retry.max_retries = arguments.per_hour;
retry.timespan = SECONDS_IN_A_HOUR;
retry.restart_name = "hour".to_string();
}
run_command(&mut retry)
}
fn get_now() -> u64 {
return SystemTime::now()
.duration_since(UNIX_EPOCH)
.unwrap()
.as_secs();
}
fn push_history(retry: &mut Retry) {
retry.history.push(get_now() + u64::from(retry.timespan));
}
fn update_history(retry: &mut Retry) {
let now = get_now();
let clear_times: Vec<u64> = retry
.history
.iter()
.filter(|&time| time <= &now)
.map(|&time| time)
.collect();
for time in clear_times {
retry.history.retain(|&h| h != time);
}
}
fn check_history(retry: &Retry) -> bool {
return retry.history.len().lt(&usize::from(retry.max_retries))
}
fn spawn_process(retry: &Retry) -> std::io::Result<Child> {
let mut command_parts: Vec<String> = retry
.command
.split_whitespace()
.map(|s| s.to_string())
.collect();
let mut command: Command = Command::new(&command_parts[0]);
command_parts.remove(0);
command.args(command_parts);
return command.spawn();
}
fn run_command(retry: &mut Retry) {
let mut process = spawn_process(retry)
.expect("Process failed on startup");
let exit_code = match process.wait() {
Ok(exit_code) => exit_code,
Err(err) => {
eprintln!("Failed to wait for process: {}", err);
return;
}
};
if exit_code.success() {
println!("Exit code: {}", exit_code);
} else {
println!("[CRASH] exit code: {}", exit_code);
push_history(retry);
update_history(retry);
if check_history(retry) {
println!("Restarting...");
restart(retry);
} else {
print!("The process has crashed more then {} times in the past {}, stop restarting", retry.max_retries, retry.restart_name);
}
}
}
fn restart(retry: &mut Retry) {
sleep(Duration::from_secs(u64::from(retry.restart_delay)));
run_command(retry);
}