Rust Web Development with Rocket: A practical guide to starting your journey in Rust web development using the Rocket framework

Cover....1 Copyright....3 Contributors....5 Table of Contents....8 Preface....14 Part 1: An Introduction to the Rust Programming Language and the Rocket Web Framework....20 Chapter 1: Introducing the Rust Language....22 Technical requirements....23 An overview of the Rust language....23 Why use the Rust language?....24 Installing the Rust compiler toolchain....28 Installing rustup on the Linux OS or macOS....28 Installing a different toolchain and components....29 Updating the toolchain, rustup, and components....30 Writing Hello World!....30 Writing a more complex program....31 Packages and Cargo....39 Cargo package layout....39 Using third-party crates....43 Tools and getting help....51 Tools....51 Text editor....52 Getting help and documentation....52 Summary....53 Chapter 2: Building Our First Rocket Web Application....54 Technical requirements....55 Introducing Rocket – a web framework written in the Rust language....55 The HTTP request life cycle in Rocket....56 Rocket launch sequence....56 Creating our first Rocket web application....57 An asynchronous application....62 Configuring our Rocket web application....63 Starting the Rocket application in different profiles....63 Configuring the Rocket web application....65 Configuring the Rocket application using Rocket.toml....67 Overriding the configuration with environment variables....70 Getting help....71 Summary....71 Chapter 3: Rocket Requests and Responses....72 Technical requirements....73 Understanding Rocket routes....73 HTTP methods....74 URI....74 Path....75 Query....78 Rank....78 Format....80 Data....82 Implementing route handlers....83 Creating responses....90 Wrapping Responder....93 Built-in implementations....97 Making default error catchers....98 Summary....101 Chapter 4: Building, Igniting, and Launching Rocket....102 Technical requirements....103 Managing state....103 Working with a database....107 Attaching Rocket fairings....118 Rocket phases....118 Fairing callbacks....120 Implementing and attaching fairings....122 Connecting to a database using rocket_db_pools....127 Summary....130 Chapter 5: Designing a User-Generated Application....132 Technical requirements....133 Designing a user-generated web application....133 Planning the user struct....134 Creating user routes....137 Making user-generated contents....142 Finalizing the application....145 Modularizing the Rocket application....147 Summary....160 Part 2: An In-Depth Look at Rocket Web Application Development....162 Chapter 6: Implementing User CRUD....164 Technical requirements....165 Implementing GET user....165 Implementing GET users....170 Implementing POST user....177 Implementing PUT and PATCH user....189 Implementing DELETE user....197 Summary....200 Chapter 7: Handling Errors in Rust and Rocket....202 Technical requirements....203 Using panic!....203 Catching panic!....204 Using shutdown....205 Using Option....206 Returning Result....210 Creating a custom error type....213 Logging errors....219 Summary....222 Chapter 8: Serving Static Assets and Templates....224 Technical requirements....225 Serving static assets....225 Introducing the Tera template....227 Showcasing users....230 Working with forms....237 Securing HTML forms from CSRF....242 Summary....250 Chapter 9: Displaying Users' Post....252 Technical requirements....253 Displaying posts – text, photo, and video....253 Using generic data types and trait bounds....267 Learning about ownership and moving....270 Borrowing and lifetime....275 Implementing borrowing and lifetime....276 Summary....283 Chapter 10: Uploading and Processing Posts....284 Technical requirements....285 Uploading a text post....285 Uploading a photo post....292 Processing files asynchronously....298 Uploading a video post and process using a worker....303 Summary....313 Chapter 11: Securing and Adding an API and JSON....314 Technical requirements....315 Authenticating users....315 Authorizing users....326 Handling JSON....331 Protecting the API with a JWT....335 Summary....343 Part 3: Finishing the Rust Web Application Development....344 Chapter 12: Testing Your Application....346 Technical requirements....346 Testing the Rust program....347 Testing the Rocket application....352 Debugging the Rust application....359 Summary....363 Chapter 13: Launching a Rocket Application....364 Technical requirements....365 Optimizing production binaries....365 Setting up the Apache HTTP Server with a Rocket application....367 Generating Docker images for a Rocket application....372 Summary....375 Chapter 14: Building a Full Stack Application....376 Technical requirements....377 Introducing WebAssembly....377 Setting up a Cargo workspace....378 Setting a WebAssembly build target....379 Writing a WebAssembly application using Yew....380 Serving a WebAssembly application using Rocket ....390 Summary....392 Chapter 15: Improving the Rocket Application....394 Technical requirements....395 Extending the Rocket application....395 Adding logging....395 Expanding logging to tracing....395 Setting monitoring....397 Setting up a mailing and alerting system....398 Scaling the Rocket application....399 Exploring alternative Rust web frameworks....402 Actix Web....402 Tide....403 Warp....404 Summary....405 Index....408 Other Books You May Enjoy....417