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Mountain/RPC/CocoonService/FileSystem/
Stat.rs

1//! Inspect a path: type, size, mtime in ms-since-epoch.
2
3use std::time::UNIX_EPOCH;
4
5use tonic::{Response, Status};
6use ::Vine::Generated::{StatRequest, StatResponse};
7
8use crate::{RPC::CocoonService::CocoonServiceImpl, dev_log};
9
10pub async fn Fn(_Service:&CocoonServiceImpl, Request:StatRequest) -> Result<Response<StatResponse>, Status> {
11	let Path = CocoonServiceImpl::UriToPath(Request.uri.as_ref())
12		.ok_or_else(|| Status::invalid_argument("stat: missing or empty URI"))?;
13
14	dev_log!("cocoon", "[CocoonService] Stat: {:?}", Path);
15
16	let Metadata = tokio::fs::metadata(&Path).await.map_err(|Error| {
17		dev_log!("cocoon", "warn: [CocoonService] stat failed for {:?}: {}", Path, Error);
18
19		Status::not_found(format!("stat: {}: {}", Path.display(), Error))
20	})?;
21
22	let MTime = Metadata
23		.modified()
24		.ok()
25		.and_then(|T| T.duration_since(UNIX_EPOCH).ok())
26		.map(|D| D.as_millis() as u64)
27		.unwrap_or(0);
28
29	Ok(Response::new(StatResponse {
30		is_file:Metadata.is_file(),
31		is_directory:Metadata.is_dir(),
32		size:Metadata.len(),
33		mtime:MTime,
34	}))
35}