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Code Issues Projects Releases Wiki Activity

Remove StaticFilesConfig (#731)

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* Remove StaticFilesConfig

* Applying comments

* Impl Clone for Files<S>
This commit is contained in:
Douman 2019-03-25 23:02:37 +03:00 committed by Nikolay Kim
parent 86a21c956c
commit d30027ac5b
4 changed files with 162 additions and 253 deletions
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1
actix-files/Cargo.toml
View file

@ -22,6 +22,7 @@ actix-web = { path=".." }
actix-http = { git = "https://github.com/actix/actix-http.git" }
actix-service = "0.3.3"
bitflags = "1"
bytes = "0.4"
futures = "0.1"
derive_more = "0.14"

67
actix-files/src/config.rs
View file

@ -1,67 +0,0 @@
use actix_web::http::{header::DispositionType, Method};
use mime;
/// Describes `StaticFiles` configiration
///
/// To configure actix's static resources you need
/// to define own configiration type and implement any method
/// you wish to customize.
/// As trait implements reasonable defaults for Actix.
///
/// ## Example
///
/// ```rust
/// use actix_web::http::header::DispositionType;
/// use actix_files::{StaticFileConfig, NamedFile};
///
/// #[derive(Default)]
/// struct MyConfig;
///
/// impl StaticFileConfig for MyConfig {
/// fn content_disposition_map(typ: mime::Name) -> DispositionType {
/// DispositionType::Attachment
/// }
/// }
///
/// let file = NamedFile::open_with_config("foo.txt", MyConfig);
/// ```
pub trait StaticFileConfig: Default {
/// Describes mapping for mime type to content disposition header
///
/// By default `IMAGE`, `TEXT` and `VIDEO` are mapped to Inline.
/// Others are mapped to Attachment
fn content_disposition_map(typ: mime::Name) -> DispositionType {
match typ {
mime::IMAGE | mime::TEXT | mime::VIDEO => DispositionType::Inline,
_ => DispositionType::Attachment,
}
}
/// Describes whether Actix should attempt to calculate `ETag`
///
/// Defaults to `true`
fn is_use_etag() -> bool {
true
}
/// Describes whether Actix should use last modified date of file.
///
/// Defaults to `true`
fn is_use_last_modifier() -> bool {
true
}
/// Describes allowed methods to access static resources.
///
/// By default all methods are allowed
fn is_method_allowed(_method: &Method) -> bool {
true
}
}
/// Default content disposition as described in
/// [StaticFileConfig](trait.StaticFileConfig.html)
#[derive(Default)]
pub struct DefaultConfig;
impl StaticFileConfig for DefaultConfig {}

221
actix-files/src/lib.rs
View file

@ -3,7 +3,6 @@ use std::cell::RefCell;
use std::fmt::Write;
use std::fs::{DirEntry, File};
use std::io::{Read, Seek};
use std::marker::PhantomData;
use std::path::{Path, PathBuf};
use std::rc::Rc;
use std::{cmp, io};
@ -22,15 +21,14 @@ use actix_web::dev::{
};
use actix_web::error::{BlockingError, Error, ErrorInternalServerError};
use actix_web::{web, FromRequest, HttpRequest, HttpResponse, Responder};
use actix_web::http::header::{DispositionType};
use futures::future::{ok, FutureResult};
mod config;
mod error;
mod named;
mod range;
use self::error::{FilesError, UriSegmentError};
pub use crate::config::{DefaultConfig, StaticFileConfig};
pub use crate::named::NamedFile;
pub use crate::range::HttpRange;
@ -211,6 +209,8 @@ fn directory_listing(
))
}
type MimeOverride = Fn(&mime::Name) -> DispositionType;
/// Static files handling
///
/// `Files` service must be registered with `App::service()` method.
@ -224,16 +224,34 @@ fn directory_listing(
/// .service(fs::Files::new("/static", "."));
/// }
/// ```
pub struct Files<S, C = DefaultConfig> {
pub struct Files<S> {
path: String,
directory: PathBuf,
index: Option<String>,
show_index: bool,
default: Rc<RefCell<Option<Rc<HttpNewService<S>>>>>,
renderer: Rc<DirectoryRenderer>,
mime_override: Option<Rc<MimeOverride>>,
_chunk_size: usize,
_follow_symlinks: bool,
_cd_map: PhantomData<C>,
file_flags: named::Flags,
}
impl<S> Clone for Files<S> {
fn clone(&self) -> Self {
Self {
directory: self.directory.clone(),
index: self.index.clone(),
show_index: self.show_index,
default: self.default.clone(),
renderer: self.renderer.clone(),
_chunk_size: self._chunk_size,
_follow_symlinks: self._follow_symlinks,
file_flags: self.file_flags,
path: self.path.clone(),
mime_override: self.mime_override.clone(),
}
}
}
impl<S: 'static> Files<S> {
@ -243,15 +261,6 @@ impl<S: 'static> Files<S> {
/// By default pool with 5x threads of available cpus is used.
/// Pool size can be changed by setting ACTIX_CPU_POOL environment variable.
pub fn new<T: Into<PathBuf>>(path: &str, dir: T) -> Files<S> {
Self::with_config(path, dir, DefaultConfig)
}
}
impl<S: 'static, C: StaticFileConfig> Files<S, C> {
/// Create new `Files` instance for specified base directory.
///
/// Identical with `new` but allows to specify configiration to use.
pub fn with_config<T: Into<PathBuf>>(path: &str, dir: T, _: C) -> Files<S, C> {
let dir = dir.into().canonicalize().unwrap_or_else(|_| PathBuf::new());
if !dir.is_dir() {
log::error!("Specified path is not a directory");
@ -264,9 +273,10 @@ impl<S: 'static, C: StaticFileConfig> Files<S, C> {
show_index: false,
default: Rc::new(RefCell::new(None)),
renderer: Rc::new(directory_listing),
mime_override: None,
_chunk_size: 0,
_follow_symlinks: false,
_cd_map: PhantomData,
file_flags: named::Flags::default(),
}
}
@ -289,20 +299,44 @@ impl<S: 'static, C: StaticFileConfig> Files<S, C> {
self
}
/// Specifies mime override callback
pub fn mime_override<F>(mut self, f: F) -> Self where F: Fn(&mime::Name) -> DispositionType + 'static {
self.mime_override = Some(Rc::new(f));
self
}
/// Set index file
///
/// Shows specific index file for directory "/" instead of
/// showing files listing.
pub fn index_file<T: Into<String>>(mut self, index: T) -> Files<S, C> {
pub fn index_file<T: Into<String>>(mut self, index: T) -> Self {
self.index = Some(index.into());
self
}
#[inline]
///Specifies whether to use ETag or not.
///
///Default is true.
pub fn use_etag(mut self, value: bool) -> Self {
self.file_flags.set(named::Flags::ETAG, value);
self
}
#[inline]
///Specifies whether to use Last-Modified or not.
///
///Default is true.
pub fn use_last_modified(mut self, value: bool) -> Self {
self.file_flags.set(named::Flags::LAST_MD, value);
self
}
}
impl<P, C> HttpServiceFactory<P> for Files<P, C>
impl<P> HttpServiceFactory<P> for Files<P>
where
P: 'static,
C: StaticFileConfig + 'static,
{
fn register(self, config: &mut ServiceConfig<P>) {
if self.default.borrow().is_none() {
@ -317,40 +351,20 @@ where
}
}
impl<P, C: StaticFileConfig + 'static> NewService for Files<P, C> {
impl<P> NewService for Files<P> {
type Request = ServiceRequest<P>;
type Response = ServiceResponse;
type Error = Error;
type Service = FilesService<P, C>;
type Service = Self;
type InitError = ();
type Future = FutureResult<Self::Service, Self::InitError>;
fn new_service(&self, _: &()) -> Self::Future {
ok(FilesService {
directory: self.directory.clone(),
index: self.index.clone(),
show_index: self.show_index,
default: self.default.clone(),
renderer: self.renderer.clone(),
_chunk_size: self._chunk_size,
_follow_symlinks: self._follow_symlinks,
_cd_map: self._cd_map,
})
ok(self.clone())
}
}
pub struct FilesService<S, C = DefaultConfig> {
directory: PathBuf,
index: Option<String>,
show_index: bool,
default: Rc<RefCell<Option<Rc<HttpNewService<S>>>>>,
renderer: Rc<DirectoryRenderer>,
_chunk_size: usize,
_follow_symlinks: bool,
_cd_map: PhantomData<C>,
}
impl<P, C: StaticFileConfig> Service for FilesService<P, C> {
impl<P> Service for Files<P> {
type Request = ServiceRequest<P>;
type Response = ServiceResponse;
type Error = Error;
@ -378,10 +392,18 @@ impl<P, C: StaticFileConfig> Service for FilesService<P, C> {
if let Some(ref redir_index) = self.index {
let path = path.join(redir_index);
match NamedFile::open_with_config(path, C::default()) {
Ok(named_file) => match named_file.respond_to(&req) {
Ok(item) => ok(ServiceResponse::new(req.clone(), item)),
Err(e) => ok(ServiceResponse::from_err(e, req.clone())),
match NamedFile::open(path) {
Ok(mut named_file) => {
if let Some(ref mime_override) = self.mime_override {
let new_disposition = mime_override(&named_file.content_type.type_());
named_file.content_disposition.disposition = new_disposition;
}
named_file.flags = self.file_flags;
match named_file.respond_to(&req) {
Ok(item) => ok(ServiceResponse::new(req.clone(), item)),
Err(e) => ok(ServiceResponse::from_err(e, req.clone())),
}
},
Err(e) => ok(ServiceResponse::from_err(e, req.clone())),
}
@ -399,10 +421,18 @@ impl<P, C: StaticFileConfig> Service for FilesService<P, C> {
))
}
} else {
match NamedFile::open_with_config(path, C::default()) {
Ok(named_file) => match named_file.respond_to(&req) {
Ok(item) => ok(ServiceResponse::new(req.clone(), item)),
Err(e) => ok(ServiceResponse::from_err(e, req.clone())),
match NamedFile::open(path) {
Ok(mut named_file) => {
if let Some(ref mime_override) = self.mime_override {
let new_disposition = mime_override(&named_file.content_type.type_());
named_file.content_disposition.disposition = new_disposition;
}
named_file.flags = self.file_flags;
match named_file.respond_to(&req) {
Ok(item) => ok(ServiceResponse::new(req.clone(), item)),
Err(e) => ok(ServiceResponse::from_err(e, req.clone())),
}
},
Err(e) => ok(ServiceResponse::from_err(e, req.clone())),
}
@ -606,53 +636,6 @@ mod tests {
);
}
#[derive(Default)]
pub struct AllAttachmentConfig;
impl StaticFileConfig for AllAttachmentConfig {
fn content_disposition_map(_typ: mime::Name) -> DispositionType {
DispositionType::Attachment
}
}
#[derive(Default)]
pub struct AllInlineConfig;
impl StaticFileConfig for AllInlineConfig {
fn content_disposition_map(_typ: mime::Name) -> DispositionType {
DispositionType::Inline
}
}
#[test]
fn test_named_file_image_attachment_and_custom_config() {
let file =
NamedFile::open_with_config("tests/test.png", AllAttachmentConfig).unwrap();
let req = TestRequest::default().to_http_request();
let resp = file.respond_to(&req).unwrap();
assert_eq!(
resp.headers().get(header::CONTENT_TYPE).unwrap(),
"image/png"
);
assert_eq!(
resp.headers().get(header::CONTENT_DISPOSITION).unwrap(),
"attachment; filename=\"test.png\""
);
let file =
NamedFile::open_with_config("tests/test.png", AllInlineConfig).unwrap();
let req = TestRequest::default().to_http_request();
let resp = file.respond_to(&req).unwrap();
assert_eq!(
resp.headers().get(header::CONTENT_TYPE).unwrap(),
"image/png"
);
assert_eq!(
resp.headers().get(header::CONTENT_DISPOSITION).unwrap(),
"inline; filename=\"test.png\""
);
}
#[test]
fn test_named_file_binary() {
let mut file = NamedFile::open("tests/test.binary").unwrap();
@ -702,6 +685,25 @@ mod tests {
assert_eq!(resp.status(), StatusCode::NOT_FOUND);
}
#[test]
fn test_mime_override() {
fn all_attachment(_: &mime::Name) -> DispositionType {
DispositionType::Attachment
}
let mut srv = test::init_service(
App::new().service(Files::new("/", ".").mime_override(all_attachment).index_file("Cargo.toml")),
);
let request = TestRequest::get().uri("/").to_request();
let response = test::call_success(&mut srv, request);
assert_eq!(response.status(), StatusCode::OK);
let content_disposition = response.headers().get(header::CONTENT_DISPOSITION).expect("To have CONTENT_DISPOSITION");
let content_disposition = content_disposition.to_str().expect("Convert CONTENT_DISPOSITION to str");
assert_eq!(content_disposition, "attachment; filename=\"Cargo.toml\"");
}
#[test]
fn test_named_file_ranges_status_code() {
let mut srv = test::init_service(
@ -860,21 +862,10 @@ mod tests {
assert_eq!(bytes.freeze(), data);
}
#[derive(Default)]
pub struct OnlyMethodHeadConfig;
impl StaticFileConfig for OnlyMethodHeadConfig {
fn is_method_allowed(method: &Method) -> bool {
match *method {
Method::HEAD => true,
_ => false,
}
}
}
#[test]
fn test_named_file_not_allowed() {
let file =
NamedFile::open_with_config("Cargo.toml", OnlyMethodHeadConfig).unwrap();
NamedFile::open("Cargo.toml").unwrap();
let req = TestRequest::default()
.method(Method::POST)
.to_http_request();
@ -882,16 +873,10 @@ mod tests {
assert_eq!(resp.status(), StatusCode::METHOD_NOT_ALLOWED);
let file =
NamedFile::open_with_config("Cargo.toml", OnlyMethodHeadConfig).unwrap();
NamedFile::open("Cargo.toml").unwrap();
let req = TestRequest::default().method(Method::PUT).to_http_request();
let resp = file.respond_to(&req).unwrap();
assert_eq!(resp.status(), StatusCode::METHOD_NOT_ALLOWED);
let file =
NamedFile::open_with_config("Cargo.toml", OnlyMethodHeadConfig).unwrap();
let req = TestRequest::default().method(Method::GET).to_http_request();
let resp = file.respond_to(&req).unwrap();
assert_eq!(resp.status(), StatusCode::METHOD_NOT_ALLOWED);
}
// #[test]
@ -910,9 +895,9 @@ mod tests {
// }
#[test]
fn test_named_file_any_method() {
fn test_named_file_allowed_method() {
let req = TestRequest::default()
.method(Method::POST)
.method(Method::GET)
.to_http_request();
let file = NamedFile::open("Cargo.toml").unwrap();
let resp = file.respond_to(&req).unwrap();

126
actix-files/src/named.rs
View file

@ -1,6 +1,5 @@
use std::fs::{File, Metadata};
use std::io;
use std::marker::PhantomData;
use std::ops::{Deref, DerefMut};
use std::path::{Path, PathBuf};
use std::time::{SystemTime, UNIX_EPOCH};
@ -8,20 +7,33 @@ use std::time::{SystemTime, UNIX_EPOCH};
#[cfg(unix)]
use std::os::unix::fs::MetadataExt;
use bitflags::bitflags;
use mime;
use mime_guess::guess_mime_type;
use actix_web::http::header::{self, ContentDisposition, DispositionParam};
use actix_web::http::header::{self, DispositionType, ContentDisposition, DispositionParam};
use actix_web::http::{ContentEncoding, Method, StatusCode};
use actix_web::{Error, HttpMessage, HttpRequest, HttpResponse, Responder};
use crate::config::{DefaultConfig, StaticFileConfig};
use crate::range::HttpRange;
use crate::ChunkedReadFile;
bitflags! {
pub(crate) struct Flags: u32 {
const ETAG = 0b00000001;
const LAST_MD = 0b00000010;
}
}
impl Default for Flags {
fn default() -> Self {
Flags::all()
}
}
/// A file with an associated name.
#[derive(Debug)]
pub struct NamedFile<C = DefaultConfig> {
pub struct NamedFile {
path: PathBuf,
file: File,
pub(crate) content_type: mime::Mime,
@ -30,7 +42,7 @@ pub struct NamedFile<C = DefaultConfig> {
modified: Option<SystemTime>,
encoding: Option<ContentEncoding>,
pub(crate) status_code: StatusCode,
_cd_map: PhantomData<C>,
pub(crate) flags: Flags,
}
impl NamedFile {
@ -55,49 +67,6 @@ impl NamedFile {
/// }
/// ```
pub fn from_file<P: AsRef<Path>>(file: File, path: P) -> io::Result<NamedFile> {
Self::from_file_with_config(file, path, DefaultConfig)
}
/// Attempts to open a file in read-only mode.
///
/// # Examples
///
/// ```rust
/// use actix_files::NamedFile;
///
/// let file = NamedFile::open("foo.txt");
/// ```
pub fn open<P: AsRef<Path>>(path: P) -> io::Result<NamedFile> {
Self::open_with_config(path, DefaultConfig)
}
}
impl<C: StaticFileConfig> NamedFile<C> {
/// Creates an instance from a previously opened file using the provided configuration.
///
/// The given `path` need not exist and is only used to determine the `ContentType` and
/// `ContentDisposition` headers.
///
/// # Examples
///
/// ```rust
/// use actix_files::{DefaultConfig, NamedFile};
/// use std::io::{self, Write};
/// use std::env;
/// use std::fs::File;
///
/// fn main() -> io::Result<()> {
/// let mut file = File::create("foo.txt")?;
/// file.write_all(b"Hello, world!")?;
/// let named_file = NamedFile::from_file_with_config(file, "bar.txt", DefaultConfig)?;
/// Ok(())
/// }
/// ```
pub fn from_file_with_config<P: AsRef<Path>>(
file: File,
path: P,
_: C,
) -> io::Result<NamedFile<C>> {
let path = path.as_ref().to_path_buf();
// Get the name of the file and use it to construct default Content-Type
@ -114,7 +83,10 @@ impl<C: StaticFileConfig> NamedFile<C> {
};
let ct = guess_mime_type(&path);
let disposition_type = C::content_disposition_map(ct.type_());
let disposition_type = match ct.type_() {
mime::IMAGE | mime::TEXT | mime::VIDEO => DispositionType::Inline,
_ => DispositionType::Attachment,
};
let cd = ContentDisposition {
disposition: disposition_type,
parameters: vec![DispositionParam::Filename(filename.into_owned())],
@ -134,24 +106,21 @@ impl<C: StaticFileConfig> NamedFile<C> {
modified,
encoding,
status_code: StatusCode::OK,
_cd_map: PhantomData,
flags: Flags::default(),
})
}
/// Attempts to open a file in read-only mode using provided configuration.
/// Attempts to open a file in read-only mode.
///
/// # Examples
///
/// ```rust
/// use actix_files::{DefaultConfig, NamedFile};
/// use actix_files::NamedFile;
///
/// let file = NamedFile::open_with_config("foo.txt", DefaultConfig);
/// let file = NamedFile::open("foo.txt");
/// ```
pub fn open_with_config<P: AsRef<Path>>(
path: P,
config: C,
) -> io::Result<NamedFile<C>> {
Self::from_file_with_config(File::open(&path)?, path, config)
pub fn open<P: AsRef<Path>>(path: P) -> io::Result<NamedFile> {
Self::from_file(File::open(&path)?, path)
}
/// Returns reference to the underlying `File` object.
@ -213,6 +182,24 @@ impl<C: StaticFileConfig> NamedFile<C> {
self
}
#[inline]
///Specifies whether to use ETag or not.
///
///Default is true.
pub fn use_etag(mut self, value: bool) -> Self {
self.flags.set(Flags::ETAG, value);
self
}
#[inline]
///Specifies whether to use Last-Modified or not.
///
///Default is true.
pub fn use_last_modified(mut self, value: bool) -> Self {
self.flags.set(Flags::LAST_MD, value);
self
}
pub(crate) fn etag(&self) -> Option<header::EntityTag> {
// This etag format is similar to Apache's.
self.modified.as_ref().map(|mtime| {
@ -245,7 +232,7 @@ impl<C: StaticFileConfig> NamedFile<C> {
}
}
impl<C> Deref for NamedFile<C> {
impl Deref for NamedFile {
type Target = File;
fn deref(&self) -> &File {
@ -253,7 +240,7 @@ impl<C> Deref for NamedFile<C> {
}
}
impl<C> DerefMut for NamedFile<C> {
impl DerefMut for NamedFile {
fn deref_mut(&mut self) -> &mut File {
&mut self.file
}
@ -294,7 +281,7 @@ fn none_match(etag: Option<&header::EntityTag>, req: &HttpRequest) -> bool {
}
}
impl<C: StaticFileConfig> Responder for NamedFile<C> {
impl Responder for NamedFile {
type Error = Error;
type Future = Result<HttpResponse, Error>;
@ -320,15 +307,18 @@ impl<C: StaticFileConfig> Responder for NamedFile<C> {
return Ok(resp.streaming(reader));
}
if !C::is_method_allowed(req.method()) {
return Ok(HttpResponse::MethodNotAllowed()
.header(header::CONTENT_TYPE, "text/plain")
.header(header::ALLOW, "GET, HEAD")
.body("This resource only supports GET and HEAD."));
match req.method() {
&Method::HEAD | &Method::GET => (),
_ => {
return Ok(HttpResponse::MethodNotAllowed()
.header(header::CONTENT_TYPE, "text/plain")
.header(header::ALLOW, "GET, HEAD")
.body("This resource only supports GET and HEAD."));
}
}
let etag = if C::is_use_etag() { self.etag() } else { None };
let last_modified = if C::is_use_last_modifier() {
let etag = if self.flags.contains(Flags::ETAG) { self.etag() } else { None };
let last_modified = if self.flags.contains(Flags::LAST_MD) {
self.last_modified()
} else {
None