rvimage 0.6.9

A remote image viewer with a labeling tool
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

use ssh2::Session;

use super::core::SUPPORTED_EXTENSIONS;
use crate::{cache::ReadImageToCache, cfg::SshCfg, ssh, types::ResultImage};
use rvimage_domain::{RvResult, to_rv};

#[derive(Clone)]
pub struct ReadImageFromSsh {
    sess: Session,
}

impl ReadImageToCache<SshCfg> for ReadImageFromSsh {
    fn new(ssh_cfg: SshCfg) -> RvResult<Self> {
        Ok(Self {
            sess: ssh::auth(&ssh_cfg)?,
        })
    }

    fn read(&self, remote_file_path: &str) -> ResultImage {
        let image_byte_blob = ssh::download(remote_file_path, &self.sess)?;
        image::load_from_memory(&image_byte_blob).map_err(to_rv)
    }

    fn ls(&self, folder_path: &str) -> RvResult<Vec<String>> {
        let image_paths = ssh::find(folder_path, &SUPPORTED_EXTENSIONS, &self.sess)?;
        Ok(image_paths)
    }

    fn file_info(&self, path: &str) -> RvResult<String> {
        ssh::file_info(path, &self.sess)
    }
}