✨ Adds logging

Cargo.lock

@@ -364,6 +364,15 @@ version = "2.3.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "37909eebbb50d72f9059c3b6d82c0463f2ff062c9e95845c43a6c9c0355411be"
 
+[[package]]
+name = "fern"
+version = "0.7.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "4316185f709b23713e41e3195f90edef7fb00c3ed4adc79769cf09cc762a3b29"
+dependencies = [
+ "log",
+]
+
 [[package]]
 name = "figment"
 version = "0.10.19"
@@ -1245,6 +1254,8 @@ dependencies = [
  "chrono",
  "diesel",
  "dotenv",
+ "fern",
+ "log",
  "rocket",
  "serde",
  "uuid",

Cargo.toml

@@ -10,3 +10,5 @@ dotenv = "0.15.0"
 uuid = { version = "1.18.1", features = ["v4", "serde"] }
 diesel = { version = "2.3.2", features = ["postgres", "uuid", "chrono"] }
 chrono = "0.4.42"
+log = "0.4.28"
+fern = "0.7.1"

src/api/hit.rs

@@ -35,10 +35,10 @@ pub fn index(
 }
 
 #[get("/<id>")]
-pub fn get(id: String, state: &State<AppState>) -> Result<Json<HitDTO>, Status> {
+pub fn get(id: &str, state: &State<AppState>) -> Result<Json<HitDTO>, Status> {
     let mut db = state.db.lock().unwrap();
 
-    let id = match Uuid::parse_str(id.as_str()).ok() {
+    let id = match Uuid::parse_str(id).ok() {
         Some(id) => id,
         None => return Err(Status::BadRequest),
     };
@@ -55,10 +55,10 @@ pub fn get(id: String, state: &State<AppState>) -> Result<Json<HitDTO>, Status>
 }
 
 #[delete("/<id>")]
-pub fn delete(id: String, state: &State<AppState>) -> Result<Status, Status> {
+pub fn delete(id: &str, state: &State<AppState>) -> Result<Status, Status> {
     let mut db = state.db.lock().unwrap();
 
-    let id = match Uuid::parse_str(id.as_str()).ok() {
+    let id = match Uuid::parse_str(id).ok() {
         Some(id) => id,
         None => return Err(Status::BadRequest),
     };

src/api/image.rs

@@ -45,8 +45,8 @@ impl<'r> FromRequest<'r> for ReqMeta {
 }
 
 #[get("/<id>")]
-pub async fn get(id: String, meta: ReqMeta, state: &State<AppState>) -> Result<NamedFile, Status> {
+pub async fn get(id: &str, meta: ReqMeta, state: &State<AppState>) -> Result<NamedFile, Status> {
-    let id = match Uuid::parse_str(id.as_str()).ok() {
+    let id = match Uuid::parse_str(id).ok() {
         Some(id) => id,
         None => return Err(Status::BadRequest),
     };

src/api/tracker.rs

@@ -35,10 +35,10 @@ pub fn index(
 }
 
 #[get("/<id>")]
-pub fn get(id: String, state: &State<AppState>) -> Result<Json<TrackerDTO>, Status> {
+pub fn get(id: &str, state: &State<AppState>) -> Result<Json<TrackerDTO>, Status> {
     let mut db = state.db.lock().unwrap();
 
-    let id = match Uuid::parse_str(id.as_str()).ok() {
+    let id = match Uuid::parse_str(id).ok() {
         Some(id) => id,
         None => return Err(Status::BadRequest),
     };
@@ -75,10 +75,10 @@ pub fn create(state: &State<AppState>) -> Result<Json<TrackerDTO>, Status> {
 }
 
 #[delete("/<id>")]
-pub fn delete(id: String, state: &State<AppState>) -> Result<Status, Status> {
+pub fn delete(id: &str, state: &State<AppState>) -> Result<Status, Status> {
     let mut db = state.db.lock().unwrap();
 
-    let id = match Uuid::parse_str(id.as_str()).ok() {
+    let id = match Uuid::parse_str(id).ok() {
         Some(id) => id,
         None => return Err(Status::BadRequest),
     };

src/main.rs

@@ -6,8 +6,10 @@ mod schema;
 use crate::api::hit;
 use crate::api::image;
 use crate::api::tracker;
+use chrono::Local;
 use diesel::{Connection, PgConnection};
 use std::env;
+use std::str::FromStr;
 
 #[macro_use]
 extern crate rocket;
@@ -17,12 +19,33 @@ fn index() -> &'static str {
     "Hello world!"
 }
 
-// TODO: add logging
 // TODO: add auth
 
+fn setup_logging() -> Result<(), fern::InitError> {
+    let level_raw = env::var("LOG_LEVEL").unwrap_or("INFO".to_string());
+    let level = log::LevelFilter::from_str(&level_raw).expect("LOG_LEVEL invalid");
+
+    fern::Dispatch::new()
+        .format(|out, message, record| {
+            out.finish(format_args!(
+                "{} {} [{}] {}",
+                Local::now().format("%Y-%m-%d %H:%M:%S"),
+                record.level(),
+                record.target(),
+                message
+            ))
+        })
+        .level(level)
+        .chain(std::io::stdout())
+        .apply()?;
+
+    Ok(())
+}
+
 #[launch]
 fn rocket() -> _ {
     dotenv::dotenv().ok();
+    setup_logging().expect("Failed to setup logging");
 
     let database_url = env::var("DATABASE_URL").expect("DATABASE_URL must be set");
     let image_path = env::var("IMAGE_PATH").expect("IMAGE_PATH must be set");