feat: support webdav (#10)

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sigoden 2022-06-04 12:51:56 +08:00 committed by GitHub
parent f103e15e15
commit 0a64762df4
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4 changed files with 300 additions and 49 deletions

View file

@ -18,6 +18,7 @@ Duf is a fully functional file server.
- Upload zip file then unzip
- Partial responses (Parallel/Resume download)
- Support https/tls
- Support webdav
- Easy to use with curl
## Install

View file

@ -1,3 +1,14 @@
/**
* @typedef {object} PathItem
* @property {"Dir"|"SymlinkDir"|"File"|"SymlinkFile"} path_type
* @property {boolean} is_symlink
* @property {string} base_name
* @property {string} name
* @property {number} mtime
* @property {number} size
*/
/**
* @type Element
*/
@ -8,9 +19,21 @@ let $pathsTable, $pathsTableBody, $uploadersTable;
let baseDir;
class Uploader {
/**
* @type number
*/
idx;
/**
* @type File
*/
file;
/**
* @type string
*/
name;
/**
* @type Element
*/
$uploadStatus;
static globalIdx = 0;
constructor(file, dirs) {
@ -40,7 +63,7 @@ class Uploader {
ajax.upload.addEventListener("progress", e => this.progress(e), false);
ajax.addEventListener("readystatechange", () => {
if(ajax.readyState === 4) {
if (ajax.status == 200) {
if (ajax.status >= 200 && ajax.status < 300) {
this.complete();
} else {
this.fail();
@ -67,6 +90,10 @@ class Uploader {
}
}
/**
* Add breadcumb
* @param {string} value
*/
function addBreadcrumb(value) {
const $breadcrumb = document.querySelector(".breadcrumb");
const parts = value.split("/").filter(v => !!v);
@ -89,6 +116,11 @@ function addBreadcrumb(value) {
}
}
/**
* Add pathitem
* @param {PathItem} file
* @param {number} index
*/
function addPath(file, index) {
const url = getUrl(file.name)
let actionDelete = "";
@ -123,7 +155,7 @@ function addPath(file, index) {
$pathsTableBody.insertAdjacentHTML("beforeend", `
<tr id="addPath${index}">
<td class="path cell-name">
<div>${getSvg(file.path_type)}</div>
<div>${getSvg(file)}</div>
<a href="${url}" title="${file.name}">${file.name}</a>
</td>
<td class="cell-mtime">${formatMtime(file.mtime)}</td>
@ -132,6 +164,11 @@ function addPath(file, index) {
</tr>`)
}
/**
* Delete pathitem
* @param {number} index
* @returns
*/
async function deletePath(index) {
const file = DATA.paths[index];
if (!file) return;
@ -142,7 +179,7 @@ async function deletePath(index) {
const res = await fetch(getUrl(file.name), {
method: "DELETE",
});
if (res.status === 200) {
if (res.status >= 200 && res.status < 300) {
document.getElementById(`addPath${index}`).remove();
DATA.paths[index] = null;
if (!DATA.paths.find(v => !!v)) {
@ -201,8 +238,13 @@ function getUrl(name) {
return url;
}
function getSvg(path_type) {
switch (path_type) {
/**
* Get svg icon
* @param {PathItem} file
* @returns
*/
function getSvg(file) {
switch (file.path_type) {
case "Dir":
return `<svg height="16" viewBox="0 0 14 16" width="14"><path fill-rule="evenodd" d="M13 4H7V3c0-.66-.31-1-1-1H1c-.55 0-1 .45-1 1v10c0 .55.45 1 1 1h12c.55 0 1-.45 1-1V5c0-.55-.45-1-1-1zM6 4H1V3h5v1z"></path></svg>`;
case "File":

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@ -134,7 +134,9 @@ impl Args {
let address = matches.value_of("address").unwrap_or_default().to_owned();
let port = matches.value_of_t::<u16>("port")?;
let path = Args::parse_path(matches.value_of_os("path").unwrap_or_default())?;
let path_prefix = matches.value_of("path-prefix").map(|v| v.to_owned());
let path_prefix = matches
.value_of("path-prefix")
.map(|v| v.trim_matches('/').to_owned());
let cors = matches.is_present("cors");
let auth = matches.value_of("auth").map(|v| v.to_owned());
let no_auth_access = matches.is_present("no-auth-access");

View file

@ -4,7 +4,7 @@ use async_walkdir::WalkDir;
use async_zip::read::seek::ZipFileReader;
use async_zip::write::{EntryOptions, ZipFileWriter};
use async_zip::Compression;
use chrono::Local;
use chrono::{Local, TimeZone, Utc};
use futures::stream::StreamExt;
use futures::TryStreamExt;
use get_if_addrs::get_if_addrs;
@ -18,7 +18,7 @@ use hyper::header::{
WWW_AUTHENTICATE,
};
use hyper::service::{make_service_fn, service_fn};
use hyper::{Body, Method, StatusCode};
use hyper::{Body, Method, StatusCode, Uri};
use percent_encoding::percent_decode;
use rustls::ServerConfig;
use serde::Serialize;
@ -189,8 +189,8 @@ impl InnerService {
return Ok(res);
}
match *req.method() {
Method::GET => {
match req.method() {
&Method::GET => {
let headers = req.headers();
if is_dir {
if render_index || render_spa {
@ -212,28 +212,46 @@ impl InnerService {
status!(res, StatusCode::NOT_FOUND);
}
}
Method::OPTIONS => {
status!(res, StatusCode::NO_CONTENT);
&Method::OPTIONS => {
self.handle_method_options(&mut res);
}
Method::PUT => {
&Method::PUT => {
if !allow_upload || (!allow_delete && is_file) {
status!(res, StatusCode::FORBIDDEN);
} else {
self.handle_upload(path, req, &mut res).await?;
}
}
Method::DELETE => {
&Method::DELETE => {
if !allow_delete {
status!(res, StatusCode::FORBIDDEN);
} else if !is_miss {
self.handle_delete(path, is_dir).await?
self.handle_delete(path, is_dir, &mut res).await?
} else {
status!(res, StatusCode::NOT_FOUND);
}
}
_ => {
status!(res, StatusCode::METHOD_NOT_ALLOWED);
}
method => match method.as_str() {
"PROPFIND" => {
if is_dir {
self.handle_propfind_dir(path, &mut res).await?;
} else if is_file {
self.handle_propfind_file(path, &mut res).await?;
} else {
status!(res, StatusCode::NOT_FOUND);
}
}
"MKCOL" if allow_upload && is_miss => self.handle_mkcol(path, &mut res).await?,
"COPY" if allow_upload && !is_miss => {
self.handle_copy(path, req.headers(), &mut res).await?
}
"MOVE" if allow_upload && allow_delete && !is_miss => {
self.handle_move(path, req.headers(), &mut res).await?
}
_ => {
status!(res, StatusCode::METHOD_NOT_ALLOWED);
}
},
}
Ok(res)
}
@ -244,20 +262,7 @@ impl InnerService {
mut req: Request,
res: &mut Response,
) -> BoxResult<()> {
let ensure_parent = match path.parent() {
Some(parent) => match fs::metadata(parent).await {
Ok(meta) => meta.is_dir(),
Err(_) => {
fs::create_dir_all(parent).await?;
true
}
},
None => false,
};
if !ensure_parent {
status!(res, StatusCode::FORBIDDEN);
return Ok(());
}
ensure_path_parent(path).await?;
let mut file = fs::File::create(&path).await?;
@ -280,34 +285,31 @@ impl InnerService {
fs::remove_file(&path).await?;
}
status!(res, StatusCode::CREATED);
Ok(())
}
async fn handle_delete(&self, path: &Path, is_dir: bool) -> BoxResult<()> {
async fn handle_delete(&self, path: &Path, is_dir: bool, res: &mut Response) -> BoxResult<()> {
match is_dir {
true => fs::remove_dir_all(path).await?,
false => fs::remove_file(path).await?,
}
status!(res, StatusCode::NO_CONTENT);
Ok(())
}
async fn handle_ls_dir(&self, path: &Path, exist: bool, res: &mut Response) -> BoxResult<()> {
let mut paths: Vec<PathItem> = vec![];
let mut paths = vec![];
if exist {
let mut rd = match fs::read_dir(path).await {
Ok(rd) => rd,
paths = match self.list_dir(path, path, false).await {
Ok(paths) => paths,
Err(_) => {
status!(res, StatusCode::FORBIDDEN);
return Ok(());
}
};
while let Some(entry) = rd.next_entry().await? {
let entry_path = entry.path();
if let Ok(Some(item)) = self.to_pathitem(entry_path, path.to_path_buf()).await {
paths.push(item);
}
}
}
};
self.send_index(path, paths, res)
}
@ -461,6 +463,110 @@ impl InnerService {
Ok(())
}
fn handle_method_options(&self, res: &mut Response) {
let allow_upload = self.args.allow_upload;
let allow_delete = self.args.allow_delete;
let mut methods = vec!["GET", "PROPFIND", "OPTIONS"];
if allow_upload {
methods.extend(["PUT", "COPY", "MKCOL"]);
}
if allow_delete {
methods.push("DELETE");
}
if allow_upload && allow_delete {
methods.push("COPY");
}
let value = methods.join(",").parse().unwrap();
res.headers_mut().insert("Allow", value);
res.headers_mut().insert("DAV", "1".parse().unwrap());
status!(res, StatusCode::NO_CONTENT);
}
async fn handle_propfind_dir(&self, path: &Path, res: &mut Response) -> BoxResult<()> {
let paths = match self.list_dir(path, &self.args.path, true).await {
Ok(paths) => paths,
Err(_) => {
status!(res, StatusCode::FORBIDDEN);
return Ok(());
}
};
let output = paths
.iter()
.map(|v| v.xml(self.args.path_prefix.as_ref()))
.fold(String::new(), |mut acc, v| {
acc.push_str(&v);
acc
});
res_propfind(res, &output);
Ok(())
}
async fn handle_propfind_file(&self, path: &Path, res: &mut Response) -> BoxResult<()> {
if let Some(pathitem) = self.to_pathitem(path, &self.args.path).await? {
res_propfind(res, &pathitem.xml(self.args.path_prefix.as_ref()));
} else {
status!(res, StatusCode::NOT_FOUND);
}
Ok(())
}
async fn handle_mkcol(&self, path: &Path, res: &mut Response) -> BoxResult<()> {
fs::create_dir_all(path).await?;
status!(res, StatusCode::CREATED);
Ok(())
}
async fn handle_copy(
&self,
path: &Path,
headers: &HeaderMap<HeaderValue>,
res: &mut Response,
) -> BoxResult<()> {
let dest = match self.extract_dest(headers) {
Some(dest) => dest,
None => {
status!(res, StatusCode::BAD_REQUEST);
return Ok(());
}
};
let meta = fs::symlink_metadata(path).await?;
if meta.is_dir() {
status!(res, StatusCode::BAD_REQUEST);
return Ok(());
}
ensure_path_parent(&dest).await?;
fs::copy(path, &dest).await?;
status!(res, StatusCode::NO_CONTENT);
Ok(())
}
async fn handle_move(
&self,
path: &Path,
headers: &HeaderMap<HeaderValue>,
res: &mut Response,
) -> BoxResult<()> {
let dest = match self.extract_dest(headers) {
Some(dest) => dest,
None => {
status!(res, StatusCode::BAD_REQUEST);
return Ok(());
}
};
ensure_path_parent(&dest).await?;
fs::rename(path, &dest).await?;
status!(res, StatusCode::NO_CONTENT);
Ok(())
}
fn send_index(
&self,
path: &Path,
@ -547,11 +653,7 @@ impl InnerService {
if !self.args.allow_delete && fs::metadata(&entry_path).await.is_ok() {
continue;
}
if let Some(parent) = entry_path.parent() {
if fs::symlink_metadata(parent).await.is_err() {
fs::create_dir_all(&parent).await?;
}
}
ensure_path_parent(&entry_path).await?;
let mut outfile = fs::File::create(&entry_path).await?;
let mut reader = zip.entry_reader(i).await?;
io::copy(&mut reader, &mut outfile).await?;
@ -560,6 +662,12 @@ impl InnerService {
Ok(())
}
fn extract_dest(&self, headers: &HeaderMap<HeaderValue>) -> Option<PathBuf> {
let dest = headers.get("Destination")?.to_str().ok()?;
let uri: Uri = dest.parse().ok()?;
self.extract_path(uri.path())
}
fn extract_path(&self, path: &str) -> Option<PathBuf> {
let decoded_path = percent_decode(path[1..].as_bytes()).decode_utf8().ok()?;
let slashes_switched = if cfg!(windows) {
@ -585,6 +693,26 @@ impl InnerService {
}
}
async fn list_dir(
&self,
entry_path: &Path,
base_path: &Path,
include_entry: bool,
) -> BoxResult<Vec<PathItem>> {
let mut paths: Vec<PathItem> = vec![];
if include_entry {
paths.push(self.to_pathitem(entry_path, base_path).await?.unwrap())
}
let mut rd = fs::read_dir(entry_path).await?;
while let Ok(Some(entry)) = rd.next_entry().await {
let entry_path = entry.path();
if let Ok(Some(item)) = self.to_pathitem(entry_path.as_path(), base_path).await {
paths.push(item);
}
}
Ok(paths)
}
async fn to_pathitem<P: AsRef<Path>>(
&self,
path: P,
@ -610,9 +738,15 @@ impl InnerService {
PathType::Dir | PathType::SymlinkDir => None,
PathType::File | PathType::SymlinkFile => Some(meta.len()),
};
let base_name = rel_path
.file_name()
.and_then(|v| v.to_str())
.unwrap_or("/")
.to_owned();
let name = normalize_path(rel_path);
Ok(Some(PathItem {
path_type,
base_name,
name,
mtime,
size,
@ -620,7 +754,7 @@ impl InnerService {
}
}
#[derive(Debug, Serialize, Eq, PartialEq, Ord, PartialOrd)]
#[derive(Debug, Serialize)]
struct IndexData {
breadcrumb: String,
paths: Vec<PathItem>,
@ -631,11 +765,63 @@ struct IndexData {
#[derive(Debug, Serialize, Eq, PartialEq, Ord, PartialOrd)]
struct PathItem {
path_type: PathType,
base_name: String,
name: String,
mtime: u64,
size: Option<u64>,
}
impl PathItem {
pub fn xml(&self, prefix: Option<&String>) -> String {
let prefix = match prefix {
Some(value) => format!("/{}/", value),
None => "/".to_owned(),
};
let mtime = Utc.timestamp_millis(self.mtime as i64).to_rfc2822();
match self.path_type {
PathType::Dir | PathType::SymlinkDir => format!(
r#"<D:response>
<D:href>{}{}</D:href>
<D:propstat>
<D:prop>
<D:displayname>{}</D:displayname>
<D:getlastmodified>{}</D:getlastmodified>
<D:resourcetype><D:collection/></D:resourcetype>
<D:lockdiscovery/>
<D:supportedlock>
</D:supportedlock>
</D:prop>
<D:status>HTTP/1.1 200 OK</D:status>
</D:propstat>
</D:response>"#,
prefix, self.name, self.base_name, mtime
),
PathType::File | PathType::SymlinkFile => format!(
r#"<D:response>
<D:href>{}{}</D:href>
<D:propstat>
<D:prop>
<D:displayname>{}</D:displayname>
<D:getcontentlength>{}</D:getcontentlength>
<D:getlastmodified>{}</D:getlastmodified>
<D:resourcetype></D:resourcetype>
<D:lockdiscovery/>
<D:supportedlock>
</D:supportedlock>
</D:prop>
<D:status>HTTP/1.1 200 OK</D:status>
</D:propstat>
</D:response>"#,
prefix,
self.name,
self.base_name,
self.size.unwrap_or_default(),
mtime
),
}
}
}
#[derive(Debug, Serialize, Eq, PartialEq, Ord, PartialOrd)]
enum PathType {
Dir,
@ -659,6 +845,15 @@ fn normalize_path<P: AsRef<Path>>(path: P) -> String {
}
}
async fn ensure_path_parent(path: &Path) -> BoxResult<()> {
if let Some(parent) = path.parent() {
if fs::symlink_metadata(parent).await.is_err() {
fs::create_dir_all(&parent).await?;
}
}
Ok(())
}
fn add_cors(res: &mut Response) {
res.headers_mut()
.typed_insert(AccessControlAllowOrigin::ANY);
@ -669,6 +864,17 @@ fn add_cors(res: &mut Response) {
);
}
fn res_propfind(res: &mut Response, content: &str) {
*res.status_mut() = StatusCode::MULTI_STATUS;
*res.body_mut() = Body::from(format!(
r#"<?xml version="1.0" encoding="utf-8" ?>
<D:multistatus xmlns:D="DAV:">
{}
</D:multistatus>"#,
content,
));
}
async fn zip_dir<W: AsyncWrite + Unpin>(writer: &mut W, dir: &Path) -> BoxResult<()> {
let mut writer = ZipFileWriter::new(writer);
let mut walkdir = WalkDir::new(dir);