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Embracing Rust: Bringing greater efficiency and security to PHP

王林
王林Original
2023-09-15 08:58:41788browse

拥抱 Rust:为 PHP 带来更高的效率与安全性

Embracing Rust: Bringing greater efficiency and security to PHP, requiring specific code examples

Abstract: This article will explore how to write PHP extensions using Rust, Improve PHP execution efficiency and code security. We will introduce the advantages of Rust and how to use Rust in a PHP environment, and provide specific code examples.

Text:

1. Introduction

With the rapid development of the Internet, PHP, as a commonly used server-side scripting language, is widely used in the field of Web development. However, as an interpreted language, PHP's execution efficiency and code security have always been issues of concern. In order to solve these problems, we can consider using Rust to extend PHP to improve PHP's efficiency and security.

2. Why choose Rust?

  1. Efficient: Rust is a system-level programming language with efficient execution performance. Compared with PHP's interpretation and execution, Rust's compilation and execution method is more efficient and can improve PHP's execution speed.
  2. Safety: Rust has memory safety features, which can effectively avoid common security issues such as memory leaks and null pointer references. By using Rust to write PHP extensions, we can use Rust's security mechanism to improve the security of PHP code.
  3. Powerful tool ecosystem: Rust has a rich tool ecosystem that can easily carry out code management, testing and performance tuning. These tools can help us better develop and maintain PHP extensions.

3. How to use Rust to extend PHP?

  1. Install Rust: First you need to install the Rust environment. The Rust compiler can be downloaded and installed through the official website (https://www.rust-lang.org/).
  2. Create a Rust project: The first step in writing a PHP extension using Rust is to create a new Rust project. You can use the command line tool cargo to create a project. The specific command is as follows:
cargo new php_ext

This will create a new project named php_ext.

  1. Writing Rust code: In the created project directory, open the src/lib.rs file, which is the entry file of the Rust project. Write Rust code in it to implement PHP extensions. The following is a simple sample code:
#[no_mangle]
pub extern "C" fn hello_world() {
    println!("Hello, world from Rust!");
}

This code defines a function named hello_world. When PHP calls this function, it will print a "Hello, world from Rust!" message.

  1. Build the shared library: In the project directory, open the command line tool and run the following command to build the shared library:
cargo build --release

This will generate a file named libphp_ext .so shared library file. Note that if you build a shared library on different operating systems, the naming rules may be different. Please refer to the Rust documentation for details.

  1. Create PHP extension: To use an extension written in Rust in PHP, you need to create a C language wrapper. In the project directory, create a file named php_ext.c and write the following code:
#include <php.h>

extern void hello_world();

PHP_FUNCTION(hello_rust)
{
    hello_world();
}

static zend_function_entry rust_functions[] = {
    PHP_FE(hello_rust, NULL)
    {NULL, NULL, NULL}
};

zend_module_entry rust_module_entry = {
    STANDARD_MODULE_HEADER,
    "rust",
    rust_functions,
    NULL,
    NULL,
    NULL,
    NULL,
    NULL,
    NO_VERSION_YET,
    STANDARD_MODULE_PROPERTIES
};

#ifdef COMPILE_DL_RUST
ZEND_GET_MODULE(rust)
#endif

This C code defines a file named hello_rust PHP function, when PHP calls this function, the hello_world function written in Rust will be called.

  1. Build the PHP extension: Run the following command to build the PHP extension:
phpize
./configure
make

This will generate a PHP extension file named rust.so.

  1. Configure PHP: In the PHP configuration file, add the following content to enable the Rust extension:
extension=rust.so
  1. Test: After restarting the PHP service, you can use the following PHP code to test whether the Rust extension is working properly:
<?php
hello_rust();
?>

This will output the message "Hello, world from Rust!"

4. Summary

By using Rust to write PHP extensions, we can improve PHP execution efficiency and code security. This article explains why you chose Rust and the specific steps on how to extend PHP with Rust. Hopefully these code examples will help readers better understand how to use Rust to bring greater efficiency and security to PHP.

Reference:

  • [1] The Rust Programming Language. https://www.rust-lang.org/
  • [2] PHP: Documentation . https://www.php.net/docs.php

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