feat(deploy): deploy on shuttle.rs (#36)

* feat(deploy): deploy on shuttle.rs

* chore(deploy): add automated shuttle deploy workflow

* style(readme): update the formatting in README.md

* chore(deploy): optimize shuttle workflow

* fix(deploy): start the project

* fix(deploy): remove start step

This reverts commit 4f25921aeb2a064952dd9bc88895e446cac134e6.

* chore(deploy): expose the version for the public instance

* docs(lib): update the comment for shuttle entry-point

* chore(deploy): run the shuttle deployment on new tag

.dockerignore

@@ -2,6 +2,7 @@
 /.git/
 /.github/
 /upload/
+/shuttle/
 
 # Files
 .gitignore

.github/workflows/shuttle.yml

@@ -0,0 +1,31 @@
+name: Deploy on Shuttle
+
+on:
+  push:
+    tags:
+      - "v*.*.*"
+
+jobs:
+  deploy:
+    name: Deploy
+    runs-on: ubuntu-22.04
+    steps:
+      - name: Checkout the repository
+        uses: actions/checkout@v3
+      - name: Install Rust
+        uses: actions-rs/toolchain@v1
+        with:
+          toolchain: stable
+          profile: minimal
+          override: true
+      - name: Install cargo-binstall
+        uses: taiki-e/install-action@cargo-binstall
+      - name: Install cargo-shuttle
+        run: cargo binstall -y cargo-shuttle
+      - name: Prepare for deployment
+        shell: bash
+        run: sed -i 's|default = \[\]|default = \["shuttle"\]|g' Cargo.toml
+      - name: Login
+        run: cargo shuttle login --api-key ${{ secrets.SHUTTLE_TOKEN }}
+      - name: Deploy
+        run: cargo shuttle deploy --allow-dirty --no-test

Cargo.toml

@@ -12,6 +12,15 @@ keywords = ["paste", "pastebin", "upload"]
 categories = ["web-programming::http-server"]
 include = ["src/**/*", "Cargo.*", "LICENSE", "README.md", "CHANGELOG.md"]
 
+[features]
+default = []
+shuttle = [
+  "dep:shuttle-actix-web",
+  "dep:shuttle-runtime",
+  "dep:shuttle-static-folder",
+  "dep:tokio",
+]
+
 [dependencies]
 actix-web = { version = "4.3.1", features = ["rustls"] }
 actix-multipart = "0.6.0"
@@ -21,7 +30,10 @@ env_logger = "0.10.0"
 log = "0.4.17"
 serde = "1.0.163"
 futures-util = "0.3.28"
-petname = { version = "1.1.3", default-features = false, features = ["std_rng", "default_dictionary"] }
+petname = { version = "1.1.3", default-features = false, features = [
+  "std_rng",
+  "default_dictionary",
+] }
 rand = "0.8.5"
 dotenvy = "0.15.7"
 url = "2.3.1"
@@ -34,6 +46,10 @@ humantime-serde = "1.1.1"
 glob = "0.3.1"
 ring = "0.16.20"
 hotwatch = "0.4.5"
+shuttle-actix-web = { version = "0.16.0", optional = true }
+shuttle-runtime = { version = "0.16.0", optional = true }
+shuttle-static-folder = { version = "0.16.0", optional = true }
+tokio = { version = "1.28.1", optional = true }
 
 [dependencies.config]
 version = "0.13.3"
@@ -54,7 +70,6 @@ actix-rt = "2.8.0"
 [profile.dev]
 opt-level = 0
 debug = true
-panic = "abort"
 
 [profile.test]
 opt-level = 0

README.md

@@ -12,6 +12,8 @@ $ curl https://paste.site.com/safe-toad.txt
 some text
 ```
 
+The public instance is available at [https://rustypaste.shuttleapp.rs](https://rustypaste.shuttleapp.rs) 🚀
+
 ## Features
 
 - File upload & URL shortening & upload from URL

config.toml

@@ -3,6 +3,7 @@ refresh_rate = "1s"
 
 [server]
 address = "127.0.0.1:8000"
+#url = "https://rustypaste.shuttleapp.rs"
 #workers=4
 max_content_length = "10MB"
 upload_path = "./upload"

shuttle/config.toml

@@ -0,0 +1,53 @@
+[config]
+refresh_rate = "1s"
+
+[server]
+address = "127.0.0.1:8000"
+url = "https://rustypaste.shuttleapp.rs"
+#workers=4
+max_content_length = "10MB"
+upload_path = "./upload"
+timeout = "30s"
+expose_version = true
+landing_page = """
+┬─┐┬ ┬┌─┐┌┬┐┬ ┬┌─┐┌─┐┌─┐┌┬┐┌─┐
+├┬┘│ │└─┐ │ └┬┘├─┘├─┤└─┐ │ ├┤
+┴└─└─┘└─┘ ┴  ┴ ┴  ┴ ┴└─┘ ┴ └─┘
+
+Submit files via HTTP POST here:
+
+    curl -F 'file=@example.txt' https://rustypaste.shuttleapp.rs
+
+This will return the URL of the uploaded file.
+
+Pastes expire every hour. Uploaded files might not be persistent.
+
+Check out the GitHub repository: https://github.com/orhun/rustypaste
+Command line tool is available : https://github.com/orhun/rustypaste-cli
+
+If you liked this, consider supporting me: https://donate.orhun.dev <3
+
+🦀
+"""
+
+[paste]
+# random_url = { enabled = true, type = "petname", words = 2, separator = "-" }
+random_url = { enabled = true, type = "alphanumeric", length = 6 }
+default_extension = "txt"
+mime_override = [
+  { mime = "image/jpeg", regex = "^.*\\.jpg$" },
+  { mime = "image/png", regex = "^.*\\.png$" },
+  { mime = "image/svg+xml", regex = "^.*\\.svg$" },
+  { mime = "video/webm", regex = "^.*\\.webm$" },
+  { mime = "video/x-matroska", regex = "^.*\\.mkv$" },
+  { mime = "application/octet-stream", regex = "^.*\\.bin$" },
+  { mime = "text/plain", regex = "^.*\\.(log|txt|diff|sh|kt|rs|toml)$" },
+]
+mime_blacklist = [
+  "application/x-dosexec",
+  "application/java-archive",
+  "application/java-vm",
+]
+duplicate_files = true
+default_expiry = "1h"
+delete_expired_files = { enabled = true, interval = "1h" }

src/main.rs

@@ -1,9 +1,10 @@
 use actix_web::middleware::Logger;
 use actix_web::web::Data;
+#[cfg(not(feature = "shuttle"))]
 use actix_web::{App, HttpServer};
 use awc::ClientBuilder;
 use hotwatch::{Event, Hotwatch};
-use rustypaste::config::Config;
+use rustypaste::config::{Config, ServerConfig};
 use rustypaste::paste::PasteType;
 use rustypaste::server;
 use rustypaste::util;
@@ -11,17 +12,28 @@ use rustypaste::CONFIG_ENV;
 use std::env;
 use std::fs;
 use std::io::Result as IoResult;
-use std::path::PathBuf;
+use std::path::{Path, PathBuf};
 use std::sync::{mpsc, RwLock};
 use std::thread;
 use std::time::Duration;
+#[cfg(feature = "shuttle")]
+use {
+    actix_web::web::{self, ServiceConfig},
+    shuttle_actix_web::ShuttleActixWeb,
+};
 
-#[actix_web::main]
-async fn main() -> IoResult<()> {
+/// Sets up the application.
+///
+/// * loads the configuration
+/// * initializes the logger
+/// * creates the necessary directories
+/// * spawns the threads
+fn setup(config_folder: &Path) -> IoResult<(Data<RwLock<Config>>, ServerConfig, Hotwatch)> {
     // Load the .env file.
     dotenvy::dotenv().ok();
 
     // Initialize logger.
+    #[cfg(not(feature = "shuttle"))]
     env_logger::init_from_env(env_logger::Env::new().default_filter_or("info"));
 
     // Parse configuration.
@@ -30,7 +42,7 @@ async fn main() -> IoResult<()> {
             env::remove_var(CONFIG_ENV);
             PathBuf::from(path)
         }
-        None => PathBuf::from("config.toml"),
+        None => config_folder.join("config.toml"),
     };
     let config = Config::parse(&config_path).expect("failed to parse config");
     log::trace!("{:#?}", config);
@@ -83,6 +95,7 @@ async fn main() -> IoResult<()> {
         .unwrap_or_else(|_| panic!("failed to watch {config_path:?}"));
 
     // Create a thread for cleaning up expired files.
+    let upload_path = server_config.upload_path.clone();
     thread::spawn(move || loop {
         let mut enabled = false;
         if let Some(ref cleanup_config) = paste_config
@@ -92,7 +105,7 @@ async fn main() -> IoResult<()> {
         {
             if cleanup_config.enabled {
                 log::debug!("Running cleanup...");
-                for file in util::get_expired_files(&server_config.upload_path) {
+                for file in util::get_expired_files(&upload_path) {
                     match fs::remove_file(&file) {
                         Ok(()) => log::info!("Removed expired file: {:?}", file),
                         Err(e) => log::error!("Cannot remove expired file: {}", e),
@@ -118,6 +131,15 @@ async fn main() -> IoResult<()> {
         }
     });
 
+    Ok((config, server_config, hotwatch))
+}
+
+#[cfg(not(feature = "shuttle"))]
+#[actix_web::main]
+async fn main() -> IoResult<()> {
+    // Set up the application.
+    let (config, server_config, _) = setup(&PathBuf::new())?;
+
     // Create an HTTP server.
     let mut http_server = HttpServer::new(move || {
         let http_client = ClientBuilder::new()
@@ -144,3 +166,33 @@ async fn main() -> IoResult<()> {
     // Run the server.
     http_server.run().await
 }
+
+#[cfg(feature = "shuttle")]
+#[shuttle_runtime::main]
+async fn actix_web(
+    #[shuttle_static_folder::StaticFolder(folder = "shuttle")] static_folder: PathBuf,
+) -> ShuttleActixWeb<impl FnOnce(&mut ServiceConfig) + Send + Clone + 'static> {
+    // Set up the application.
+    let (config, server_config, _) = setup(&static_folder)?;
+
+    // Create the service.
+    let service_config = move |cfg: &mut ServiceConfig| {
+        let http_client = ClientBuilder::new()
+            .timeout(
+                server_config
+                    .timeout
+                    .unwrap_or_else(|| Duration::from_secs(30)),
+            )
+            .disable_redirects()
+            .finish();
+        cfg.service(
+            web::scope("")
+                .app_data(Data::clone(&config))
+                .app_data(Data::new(http_client))
+                .wrap(Logger::default())
+                .configure(server::configure_routes),
+        );
+    };
+
+    Ok(service_config.into())
+}