use config file instead of argument options

crates/http/Cargo.toml

@@ -15,3 +15,5 @@ clap = { version = "4.5.54", features = ["derive"] }
 mysql = { package = "rssto-mysql", version = "0.1.0", path = "../mysql" }
 rocket = "0.5.1"
 rocket_dyn_templates = { version = "0.2.0", features = ["tera"] }
+serde = { version = "1.0.228", features = ["derive"] }
+toml = "0.9.10"

crates/http/README.md

@@ -7,8 +7,5 @@ Web server implementation based on the Rocket engine
 
 ```
 cd rssto/crates/rssto-http
-cargo run -- --mysql-username {USER} \
-             --mysql-password {PASS} \
-             --mysql-database {NAME}
-```
-* optionally, use `--provider-id {ID}` to filter content using post-processing results (e.g. generated by the `rssto-llm` crate)
+cargo run -- -c /path/to/config.toml
+```

crates/http/config.toml

@@ -0,0 +1,33 @@
+title = "rssto"
+#description = ""
+
+# Replace image sources with local
+# * if crawled with the `persist_images_selector` selector
+local_images = true
+
+format_time = "%d/%m/%Y %H:%M"
+
+# Provider ID (`provider` table)
+# * None for the original content
+# provider_id = 1
+
+# Default listing limit
+list_limit = 20
+
+# Bind server on given host
+host = "127.0.0.1"
+
+# Bind server on given port
+port = 8000
+
+#Configure instance in the debug mode
+debug = true
+
+# Database connection setup
+# * see crates/mysql/database
+[mysql]
+host = "localhost"
+port = 3306
+username = ""
+password = ""
+database = "rssto"

crates/http/src/argument.rs

@@ -0,0 +1,12 @@
+use clap::Parser;
+use std::path::PathBuf;
+
+#[derive(Parser, Debug)]
+#[command(version, about, long_about = None)]
+pub struct Argument {
+    /// Path to config file
+    ///
+    /// * see `config.toml`
+    #[arg(short, long)]
+    pub config: PathBuf,
+}

crates/http/src/config.rs

@@ -1,53 +1,24 @@
-use clap::Parser;
-use std::net::{IpAddr, Ipv4Addr};
+use serde::Deserialize;
+use std::net::IpAddr;
 
-#[derive(Parser, Debug)]
-#[command(version, about, long_about = None)]
-pub struct Config {
-    /// Server name
-    #[arg(long, default_value_t = String::from("rssto"))]
-    pub title: String,
-
-    /// Server description
-    #[arg(long)]
-    pub description: Option<String>,
-
-    /// Format timestamps (on the web view)
-    ///
-    /// * tip: escape with `%%d/%%m/%%Y %%H:%%M` in the CLI/bash argument
-    #[arg(long, default_value_t = String::from("%d/%m/%Y %H:%M"))]
-    pub format_time: String,
-
-    /// Provider ID (`provider` table)
-    /// * None for the original content
-    #[arg(long, short)]
-    pub provider_id: Option<u64>,
-
-    /// Default listing limit
-    #[arg(long, default_value_t = 20)]
-    pub list_limit: usize,
-
-    /// Bind server on given host
-    #[arg(long, default_value_t = IpAddr::V4(Ipv4Addr::LOCALHOST))]
-    pub host: IpAddr,
-
-    /// Bind server on given port
-    #[arg(long, default_value_t = 8000)]
+#[derive(Debug, Deserialize)]
+pub struct Mysql {
+    pub database: String,
+    pub host: String,
+    pub password: String,
     pub port: u16,
-
-    /// Configure instance in the debug mode
-    #[arg(long, default_value_t = false)]
-    pub debug: bool,
-
-    // Database
-    #[arg(long, default_value_t = String::from("localhost"))]
-    pub mysql_host: String,
-    #[arg(long, default_value_t = 3306)]
-    pub mysql_port: u16,
-    #[arg(long)]
-    pub mysql_username: String,
-    #[arg(long)]
-    pub mysql_password: String,
-    #[arg(long)]
-    pub mysql_database: String,
+    pub username: String,
+}
+
+#[derive(Debug, Deserialize)]
+pub struct Config {
+    pub mysql: Mysql,
+    pub title: String,
+    pub description: Option<String>,
+    pub format_time: String,
+    pub provider_id: Option<u64>,
+    pub list_limit: usize,
+    pub host: IpAddr,
+    pub port: u16,
+    pub debug: bool,
 }

crates/http/src/main.rs

@@ -1,13 +1,13 @@
 #[macro_use]
 extern crate rocket;
 
+mod argument;
 mod config;
 mod feed;
 mod global;
 mod meta;
 
 use chrono::{DateTime, Utc};
-use config::Config;
 use feed::Feed;
 use global::Global;
 use meta::Meta;
@@ -187,7 +187,9 @@ fn rss(
 #[launch]
 fn rocket() -> _ {
     use clap::Parser;
-    let config = Config::parse();
+    let argument = argument::Argument::parse();
+    let config: config::Config =
+        toml::from_str(&std::fs::read_to_string(argument.config).unwrap()).unwrap();
     rocket::build()
         .attach(Template::fairing())
         .configure(rocket::Config {
@@ -201,11 +203,11 @@ fn rocket() -> _ {
         })
         .manage(
             Database::pool(
-                &config.mysql_host,
-                config.mysql_port,
-                &config.mysql_username,
-                &config.mysql_password,
-                &config.mysql_database,
+                &config.mysql.host,
+                config.mysql.port,
+                &config.mysql.username,
+                &config.mysql.password,
+                &config.mysql.database,
             )
             .unwrap(),
         )