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Mountain/RPC/CocoonService/FileSystem/
WriteFile.rs

1
2//! Write bytes to disk, creating any missing parent directories.
3
4use tonic::{Response, Status};
5
6use crate::{
7	RPC::CocoonService::CocoonServiceImpl,
8	Vine::Generated::{Empty, WriteFileRequest},
9	dev_log,
10};
11
12pub async fn Fn(_Service:&CocoonServiceImpl, Request:WriteFileRequest) -> Result<Response<Empty>, Status> {
13	let Path = CocoonServiceImpl::UriToPath(Request.uri.as_ref())
14		.ok_or_else(|| Status::invalid_argument("write_file: missing or empty URI"))?;
15
16	dev_log!(
17		"cocoon",
18		"[CocoonService] Writing file: {:?} ({} bytes)",
19		Path,
20		Request.content.len()
21	);
22
23	if let Some(Parent) = Path.parent() {
24		if !Parent.as_os_str().is_empty() {
25			tokio::fs::create_dir_all(Parent)
26				.await
27				.map_err(|Error| Status::internal(format!("write_file: create_dir_all {:?}: {}", Parent, Error)))?;
28		}
29	}
30
31	tokio::fs::write(&Path, &Request.content).await.map_err(|Error| {
32		dev_log!("cocoon", "warn: [CocoonService] write_file failed for {:?}: {}", Path, Error);
33		Status::internal(format!("write_file: {}: {}", Path.display(), Error))
34	})?;
35
36	Ok(Response::new(Empty {}))
37}