zoi-rs 1.17.0

Advanced Package Manager & Environment Orchestrator
Documentation 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37

use anyhow::{Result, anyhow};
use sha2::{Digest, Sha512};
use std::fs;
use std::io::Read;
use std::path::Path;
use walkdir::WalkDir;

pub fn calculate_dir_hash(path: &Path) -> Result<String> {
    if !path.is_dir() {
        return Err(anyhow!("Path is not a directory"));
    }

    let mut hasher = Sha512::new();
    let mut paths = Vec::new();

    for entry in WalkDir::new(path).into_iter().filter_map(|e| e.ok()) {
        if entry.file_type().is_file() {
            paths.push(entry.path().to_path_buf());
        }
    }

    paths.sort();

    for file_path in paths {
        let mut file = fs::File::open(&file_path)?;
        let mut buffer = [0; 8192];
        loop {
            let bytes_read = file.read(&mut buffer)?;
            if bytes_read == 0 {
                break;
            }
            hasher.update(&buffer[..bytes_read]);
        }
    }

    Ok(hex::encode(hasher.finalize()))
}