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added loggin system for dev and prod

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This commit is contained in:
Dmitri 2026-04-23 10:06:36 +02:00
parent a5238921e3
commit 56810edbd6
Signed by: kanopo
GPG Key ID: 759ADD40E3132AC7
6 changed files with 502 additions and 8 deletions
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7
.gitignore vendored
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@ -1,8 +1,3 @@
target/
.env
.data/
# Added by cargo
/target
/logs

410
Cargo.lock generated
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@ -2,15 +2,425 @@
# It is not intended for manual editing.
version = 4
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4
Cargo.toml
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@ -5,3 +5,7 @@ edition = "2024"
[dependencies]
dotenvy = "0.15.7"
tracing = "0.1.44"
tracing-appender = "0.2.5"
tracing-subscriber = {version="0.3.23", features = ["env-filter", "json"]}
tracing-tree = "0.4.1"

19
src/config.rs
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@ -2,9 +2,27 @@ use std::env;
use dotenvy::dotenv;
#[derive(Debug, Clone, Copy, PartialEq)]
pub enum AppEnv {
Development,
Production,
}
impl AppEnv {
pub fn from_env() -> Self {
match std::env::var("APP_ENV").as_deref() {
Ok("prod") => AppEnv::Production,
Ok("dev") => AppEnv::Development,
Ok(other) => panic!("Invalid APP_ENV: {}", other),
Err(_) => panic!("APP_ENV must be set"),
}
}
}
#[derive(Debug)]
pub struct Config {
pub db_url: String,
pub app_env: AppEnv,
}
impl Config {
@ -12,6 +30,7 @@ impl Config {
dotenv().ok();
Self {
db_url: env::var("DB_URL").expect("DB_URL is not configured"),
app_env: AppEnv::from_env(),
}
}
}

62
src/logging.rs Normal file
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@ -0,0 +1,62 @@
use tracing_appender::{
non_blocking::WorkerGuard,
rolling::{RollingFileAppender, Rotation},
};
use tracing_subscriber::{EnvFilter, layer::SubscriberExt, util::SubscriberInitExt};
use tracing_tree::HierarchicalLayer;
use crate::config::AppEnv;
pub struct LoggerConfig {
_guard: Option<WorkerGuard>,
}
impl LoggerConfig {
pub fn init(app_env: AppEnv) -> Self {
match app_env {
AppEnv::Development => {
Self::init_dev();
Self { _guard: None }
}
AppEnv::Production => {
let guard = Self::init_prod();
Self {
_guard: Some(guard),
}
}
}
}
fn init_dev() {
let env_filter =
EnvFilter::try_from_default_env().unwrap_or_else(|_| EnvFilter::new("debug"));
let layer = HierarchicalLayer::new(1).with_ansi(true).with_targets(true);
tracing_subscriber::registry()
.with(env_filter)
.with(layer)
.init();
}
fn init_prod() -> WorkerGuard {
let env_filter =
EnvFilter::try_from_default_env().unwrap_or_else(|_| EnvFilter::new("info"));
let file_appender = RollingFileAppender::new(Rotation::DAILY, "./logs", "app.log");
let (non_blocking, guard) = tracing_appender::non_blocking(file_appender);
let file_layer = HierarchicalLayer::new(1)
.with_writer(non_blocking)
.with_ansi(false)
.with_targets(true)
.with_thread_names(true);
let console_layer = HierarchicalLayer::new(2).with_ansi(true).with_targets(true);
tracing_subscriber::registry()
.with(env_filter)
.with(file_layer)
.with(console_layer)
.init();
guard
}
}

8
src/main.rs
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@ -1,6 +1,10 @@
mod config;
mod logging;
fn main() {
println!("Hello, world!");
let cfg = config::Config::load();
println!("{:?}", cfg)
let _logging_guard = logging::LoggerConfig::init(cfg.app_env);
tracing::info!("ciao");
tracing::debug!("{:?}", cfg);
}