Swap from iron to warp and start rebuilding the app

file-service/Cargo.toml

@@ -7,8 +7,10 @@ edition = "2018"
 # See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
 
 [dependencies]
+build_html  = { version = "2" }
 chrono      = { version = "0.4", features = ["serde"] }
 hex-string  = "0.1.0"
+http        = { version = "0.2" }
 image       = "0.23.5"
 iron        = "0.6.1"
 logger      = "*"
@@ -22,4 +24,6 @@ serde_json  = "*"
 serde       = { version = "1.0", features = ["derive"] }
 sha2        = "0.8.2"
 thiserror   = "1.0.20"
+tokio       = { version = "1", features = [ "full" ] }
 uuid        = { version = "0.4", features = [ "serde", "v4" ] }
+warp        = { version = "0.3" }

file-service/fixtures/.metadata/rawr.png.json

@@ -0,0 +1 @@
+{"id":"rawr.png","size":23777,"created":"2020-06-04T16:04:10.085680927Z","file_type":"image/png","hash":"b6cd35e113b95d62f53d9cbd27ccefef47d3e324aef01a2db6c0c6d3a43c89ee"}

file-service/src/html.rs

@@ -0,0 +1,135 @@
+use build_html::{self, Html, HtmlContainer};
+
+#[derive(Clone, Debug)]
+pub struct Form {
+    method: String,
+    encoding: Option<String>,
+    elements: String,
+}
+
+impl Form {
+    pub fn new() -> Self {
+        Self {
+            method: "get".to_owned(),
+            encoding: None,
+            elements: "".to_owned(),
+        }
+    }
+
+    pub fn with_method(mut self, method: &str) -> Self {
+        self.method = method.to_owned();
+        self
+    }
+
+    pub fn with_encoding(mut self, encoding: &str) -> Self {
+        self.encoding = Some(encoding.to_owned());
+        self
+    }
+}
+
+impl Html for Form {
+    fn to_html_string(&self) -> String {
+        let encoding = match self.encoding {
+            Some(ref encoding) => format!("encoding={encoding}", encoding = encoding),
+            None => format!(""),
+        };
+        format!(
+            "<form method={method} {encoding}>\n{elements}\n</form>\n",
+            method = self.method,
+            encoding = encoding,
+            elements = self.elements.to_html_string()
+        )
+    }
+}
+
+impl HtmlContainer for Form {
+    fn add_html<H: Html>(&mut self, html: H) {
+        self.elements.push_str(&html.to_html_string());
+    }
+}
+
+#[derive(Clone, Debug)]
+pub struct Input {
+    ty: String,
+    name: String,
+    id: String,
+    value: Option<String>,
+}
+
+impl Html for Input {
+    fn to_html_string(&self) -> String {
+        format!(
+            "<input type=\"{ty}\" name=\"{name}\" id=\"{id}\">{value}</input>\n",
+            ty = self.ty,
+            name = self.name,
+            id = self.id,
+            value = self.value.clone().unwrap_or("".to_owned()),
+        )
+    }
+}
+
+impl Input {
+    pub fn new(ty: &str, name: &str, id: &str) -> Self {
+        Self {
+            ty: ty.to_owned(),
+            name: name.to_owned(),
+            id: id.to_owned(),
+            value: None,
+        }
+    }
+
+    pub fn with_value(mut self, val: &str) -> Self {
+        self.value = Some(val.to_owned());
+        self
+    }
+}
+
+#[derive(Clone, Debug)]
+pub struct Label {
+    target: String,
+    text: String,
+}
+
+impl Label {
+    pub fn new(target: &str, text: &str) -> Self {
+        Self {
+            target: target.to_owned(),
+            text: text.to_owned(),
+        }
+    }
+}
+
+impl Html for Label {
+    fn to_html_string(&self) -> String {
+        format!(
+            "<label for=\"{target}\">{text}</label>",
+            target = self.target,
+            text = self.text
+        )
+    }
+}
+
+#[derive(Clone, Debug)]
+pub struct Button {
+    name: String,
+    text: String,
+}
+
+impl Button {
+    pub fn new(name: &str, text: &str) -> Self {
+        Self {
+            name: name.to_owned(),
+            text: text.to_owned(),
+        }
+    }
+}
+
+impl Html for Button {
+    fn to_html_string(&self) -> String {
+        format!(
+            "<button name={name}>{text}</button>",
+            name = self.name,
+            text = self.text
+        )
+    }
+}

file-service/src/lib/error.rs

@@ -1,31 +0,0 @@
-use std::path::PathBuf;
-use thiserror::Error;
-
-#[derive(Error, Debug)]
-pub enum Error {
-    #[error("not implemented")]
-    NotImplemented,
-
-    #[error("file not found: `{0}`")]
-    FileNotFound(PathBuf),
-
-    #[error("file is not an image: `{0}`")]
-    NotAnImage(PathBuf),
-
-    #[error("path is not a file: `{0}`")]
-    NotAFile(PathBuf),
-
-    #[error("Image loading error")]
-    ImageError(#[from] image::ImageError),
-
-    #[error("IO error")]
-    IOError(#[from] std::io::Error),
-
-    #[error("JSON error")]
-    JSONError(#[from] serde_json::error::Error),
-
-    #[error("UTF8 Error")]
-    UTF8Error(#[from] std::str::Utf8Error),
-}
-
-pub type Result<A> = std::result::Result<A, Error>;

file-service/src/lib/file.rs

@@ -1,9 +1,38 @@
-use super::error::{Error, Result};
 use super::fileinfo::FileInfo;
 use super::thumbnail::Thumbnail;
 use std::fs::{copy, read_dir, remove_file};
 use std::path::{Path, PathBuf};
+use thiserror::Error;
 
+#[derive(Error, Debug)]
+pub enum FileError {
+    #[error("not implemented")]
+    NotImplemented,
+
+    #[error("file not found: `{0}`")]
+    FileNotFound(PathBuf),
+
+    #[error("file is not an image: `{0}`")]
+    NotAnImage(PathBuf),
+
+    #[error("path is not a file: `{0}`")]
+    NotAFile(PathBuf),
+
+    #[error("Image loading error")]
+    ImageError(#[from] image::ImageError),
+
+    #[error("IO error")]
+    IOError(#[from] std::io::Error),
+
+    #[error("JSON error")]
+    JSONError(#[from] serde_json::error::Error),
+
+    #[error("UTF8 Error")]
+    UTF8Error(#[from] std::str::Utf8Error),
+}
+
+/// One file in the database, complete with the path of the file and information about the
+/// thumbnail of the file.
 #[derive(Debug)]
 pub struct File {
     info: FileInfo,
@@ -17,7 +46,7 @@ impl File {
         root: &Path,
         temp_path: &PathBuf,
         filename: &Option<PathBuf>,
-    ) -> Result<File> {
+    ) -> Result<Self, FileError> {
         let mut dest_path = PathBuf::from(root);
         dest_path.push(id);
         match filename {
@@ -33,27 +62,27 @@ impl File {
         copy(temp_path, dest_path.clone())?;
         let info = FileInfo::from_path(&dest_path)?;
         let tn = Thumbnail::from_path(&dest_path)?;
-        Ok(File {
+        Ok(Self {
             info,
             tn,
             root: PathBuf::from(root),
         })
     }
 
-    pub fn open(id: &str, root: &Path) -> Result<File> {
+    pub fn open(id: &str, root: &Path) -> Result<Self, FileError> {
         let mut file_path = PathBuf::from(root);
         file_path.push(id.clone());
 
         if !file_path.exists() {
-            return Err(Error::FileNotFound(file_path));
+            return Err(FileError::FileNotFound(file_path));
         }
         if !file_path.is_file() {
-            return Err(Error::NotAFile(file_path));
+            return Err(FileError::NotAFile(file_path));
         }
 
         let info = match FileInfo::open(id, root) {
             Ok(i) => Ok(i),
-            Err(Error::FileNotFound(_)) => {
+            Err(FileError::FileNotFound(_)) => {
                 let info = FileInfo::from_path(&file_path)?;
                 info.save(&root)?;
                 Ok(info)
@@ -63,14 +92,14 @@ impl File {
 
         let tn = Thumbnail::open(id, root)?;
 
-        Ok(File {
+        Ok(Self {
             info,
             tn,
             root: PathBuf::from(root),
         })
     }
 
-    pub fn list(root: &Path) -> Vec<Result<File>> {
+    pub fn list(root: &Path) -> Vec<Result<Self, FileError>> {
         let dir_iter = read_dir(&root).unwrap();
         dir_iter
             .filter(|entry| {
@@ -81,7 +110,7 @@ impl File {
             .map(|entry| {
                 let entry_ = entry.unwrap();
                 let id = entry_.file_name().into_string().unwrap();
-                File::open(&id, root)
+                Self::open(&id, root)
             })
             .collect()
     }
@@ -94,13 +123,13 @@ impl File {
         self.tn.clone()
     }
 
-    pub fn stream(&self) -> Result<std::fs::File> {
+    pub fn stream(&self) -> Result<std::fs::File, FileError> {
         let mut path = self.root.clone();
         path.push(self.info.id.clone());
-        std::fs::File::open(path).map_err(Error::from)
+        std::fs::File::open(path).map_err(FileError::from)
     }
 
-    pub fn delete(&self) -> Result<()> {
+    pub fn delete(&self) -> Result<(), FileError> {
         let mut path = self.root.clone();
         path.push(self.info.id.clone());
         remove_file(path)?;

file-service/src/lib/fileinfo.rs

@@ -7,8 +7,7 @@ use std::fs::remove_file;
 use std::io::{Read, Write};
 use std::path::{Path, PathBuf};
 
-use super::error::{Error, Result};
+use crate::{append_extension, FileError};
-use super::utils::append_extension;
 
 #[derive(Clone, Debug, Serialize, Deserialize)]
 pub struct FileInfo {
@@ -23,45 +22,45 @@ pub struct FileInfo {
 }
 
 impl FileInfo {
-    pub fn save(&self, root: &Path) -> Result<()> {
+    pub fn save(&self, root: &Path) -> Result<(), FileError> {
         let ser = serde_json::to_string(self).unwrap();
         std::fs::File::create(FileInfo::metadata_path(&self.id, root))
             .and_then(|mut stream| stream.write(ser.as_bytes()).map(|_| (())))
-            .map_err(Error::from)
+            .map_err(FileError::from)
     }
 
-    pub fn open(id: &str, root: &Path) -> Result<FileInfo> {
+    pub fn open(id: &str, root: &Path) -> Result<FileInfo, FileError> {
         let mut buf = Vec::new();
 
         let md_path = FileInfo::metadata_path(id, root);
         std::fs::File::open(md_path.clone())
             .and_then(|mut stream| stream.read_to_end(&mut buf))
             .map_err(move |err| match err.kind() {
-                std::io::ErrorKind::NotFound => Error::FileNotFound(md_path),
+                std::io::ErrorKind::NotFound => FileError::FileNotFound(md_path),
-                _ => Error::IOError(err),
+                _ => FileError::IOError(err),
             })?;
 
         let str_repr = std::str::from_utf8(&buf)?;
 
-        serde_json::from_str(&str_repr).map_err(Error::from)
+        serde_json::from_str(&str_repr).map_err(FileError::from)
     }
 
-    pub fn from_path(path: &Path) -> Result<FileInfo> {
+    pub fn from_path(path: &Path) -> Result<FileInfo, FileError> {
         match (path.is_file(), path.is_dir()) {
-            (false, false) => Err(Error::FileNotFound(PathBuf::from(path))),
+            (false, false) => Err(FileError::FileNotFound(PathBuf::from(path))),
-            (false, true) => Err(Error::NotAFile(PathBuf::from(path))),
+            (false, true) => Err(FileError::NotAFile(PathBuf::from(path))),
             (true, _) => Ok(()),
         }?;
 
-        let metadata = path.metadata().map_err(Error::IOError)?;
+        let metadata = path.metadata().map_err(FileError::IOError)?;
         let id = path
             .file_name()
             .map(|s| String::from(s.to_string_lossy()))
-            .ok_or(Error::NotAFile(PathBuf::from(path)))?;
+            .ok_or(FileError::NotAFile(PathBuf::from(path)))?;
         let created = metadata
             .created()
             .map(|m| DateTime::from(m))
-            .map_err(|err| Error::IOError(err))?;
+            .map_err(|err| FileError::IOError(err))?;
         let file_type = String::from(
             mime_guess::from_path(path)
                 .first_or_octet_stream()
@@ -71,18 +70,18 @@ impl FileInfo {
         Ok(FileInfo {
             id,
             size: metadata.len(),
-            created: created,
+            created,
             file_type,
             hash: hash.as_string(),
             root: PathBuf::from(path.parent().unwrap()),
         })
     }
 
-    fn hash_file(path: &Path) -> Result<HexString> {
+    fn hash_file(path: &Path) -> Result<HexString, FileError> {
         let mut buf = Vec::new();
-        let mut file = std::fs::File::open(path).map_err(Error::from)?;
+        let mut file = std::fs::File::open(path).map_err(FileError::from)?;
 
-        file.read_to_end(&mut buf).map_err(Error::from)?;
+        file.read_to_end(&mut buf).map_err(FileError::from)?;
         let mut vec = Vec::new();
         vec.extend_from_slice(Sha256::digest(&buf).as_slice());
         Ok(HexString::from_bytes(&vec))
@@ -95,9 +94,9 @@ impl FileInfo {
         append_extension(&path, "json")
     }
 
-    pub fn delete(&self) -> Result<()> {
+    pub fn delete(&self) -> Result<(), FileError> {
         let path = FileInfo::metadata_path(&self.id, &self.root);
-        remove_file(path).map_err(Error::from)
+        remove_file(path).map_err(FileError::from)
     }
 }
 

file-service/src/lib/mod.rs

@@ -1,14 +1,12 @@
 use std::path::{Path, PathBuf};
 use uuid::Uuid;
 
-mod error;
 mod file;
 mod fileinfo;
 mod thumbnail;
-mod utils;
+pub mod utils;
 
-pub use error::{Error, Result};
+pub use file::{File, FileError};
-pub use file::File;
 pub use fileinfo::FileInfo;
 pub use thumbnail::Thumbnail;
 
@@ -23,32 +21,36 @@ impl App {
         }
     }
 
-    pub fn list_files(&self) -> Vec<Result<File>> {
+    pub fn list_files(&self) -> Vec<Result<File, FileError>> {
         File::list(&self.files_root)
     }
 
-    pub fn add_file(&mut self, temp_path: &PathBuf, filename: &Option<PathBuf>) -> Result<File> {
+    pub fn add_file(
+        &mut self,
+        temp_path: &PathBuf,
+        filename: &Option<PathBuf>,
+    ) -> Result<File, FileError> {
         let id = Uuid::new_v4().hyphenated().to_string();
         File::new(&id, &self.files_root, temp_path, filename)
     }
 
-    pub fn delete_file(&mut self, id: String) -> Result<()> {
+    pub fn delete_file(&mut self, id: String) -> Result<(), FileError> {
         let f = File::open(&id, &self.files_root)?;
         f.delete()
     }
 
-    pub fn get_metadata(&self, id: String) -> Result<FileInfo> {
+    pub fn get_metadata(&self, id: String) -> Result<FileInfo, FileError> {
         FileInfo::open(&id, &self.files_root)
     }
 
-    pub fn get_file(&self, id: String) -> Result<(FileInfo, std::fs::File)> {
+    pub fn get_file(&self, id: String) -> Result<(FileInfo, std::fs::File), FileError> {
         let f = File::open(&id, &self.files_root)?;
         let info = f.info();
         let stream = f.stream()?;
         Ok((info, stream))
     }
 
-    pub fn get_thumbnail(&self, id: &str) -> Result<(FileInfo, std::fs::File)> {
+    pub fn get_thumbnail(&self, id: &str) -> Result<(FileInfo, std::fs::File), FileError> {
         let f = File::open(id, &self.files_root)?;
         let stream = f.thumbnail().stream()?;
         Ok((f.info(), stream))

file-service/src/lib/thumbnail.rs

@@ -2,7 +2,7 @@ use image::imageops::FilterType;
 use std::fs::remove_file;
 use std::path::{Path, PathBuf};
 
-use super::error::{Error, Result};
+use crate::FileError;
 
 #[derive(Clone, Debug, PartialEq)]
 pub struct Thumbnail {
@@ -11,7 +11,7 @@ pub struct Thumbnail {
 }
 
 impl Thumbnail {
-    pub fn open(id: &str, root: &Path) -> Result<Thumbnail> {
+    pub fn open(id: &str, root: &Path) -> Result<Thumbnail, FileError> {
         let mut source_path = PathBuf::from(root);
         source_path.push(id);
 
@@ -30,15 +30,15 @@ impl Thumbnail {
         Ok(self_)
     }
 
-    pub fn from_path(path: &Path) -> Result<Thumbnail> {
+    pub fn from_path(path: &Path) -> Result<Thumbnail, FileError> {
         let id = path
             .file_name()
             .map(|s| String::from(s.to_string_lossy()))
-            .ok_or(Error::NotAnImage(PathBuf::from(path)))?;
+            .ok_or(FileError::NotAnImage(PathBuf::from(path)))?;
 
         let root = path
             .parent()
-            .ok_or(Error::FileNotFound(PathBuf::from(path)))?;
+            .ok_or(FileError::FileNotFound(PathBuf::from(path)))?;
 
         Thumbnail::open(&id, root)
     }
@@ -50,20 +50,20 @@ impl Thumbnail {
         path
     }
 
-    pub fn stream(&self) -> Result<std::fs::File> {
+    pub fn stream(&self) -> Result<std::fs::File, FileError> {
         let thumbnail_path = Thumbnail::thumbnail_path(&self.id, &self.root);
         std::fs::File::open(thumbnail_path.clone()).map_err(|err| {
             if err.kind() == std::io::ErrorKind::NotFound {
-                Error::FileNotFound(thumbnail_path)
+                FileError::FileNotFound(thumbnail_path)
             } else {
-                Error::from(err)
+                FileError::from(err)
             }
         })
     }
 
-    pub fn delete(&self) -> Result<()> {
+    pub fn delete(&self) -> Result<(), FileError> {
         let path = Thumbnail::thumbnail_path(&self.id, &self.root);
-        remove_file(path).map_err(Error::from)
+        remove_file(path).map_err(FileError::from)
     }
 }
 

file-service/src/main.rs

@@ -1,28 +1,31 @@
+/*
 use iron::headers;
 use iron::middleware::Handler;
 use iron::modifiers::{Header, Redirect};
 use iron::prelude::*;
 use iron::response::BodyReader;
 use iron::status;
-use mustache::{compile_path, Template};
+*/
-use orizentic::{Permissions, ResourceName, Secret};
+use http::status::StatusCode;
-use params::{Params, Value};
+// use mustache::{compile_path, Template};
-use router::Router;
+// use orizentic::{Permissions, ResourceName, Secret};
-use serde::Serialize;
+use build_html::Html;
-use std::collections::HashMap;
+use std::{
-use std::fs::File;
+    net::{IpAddr, Ipv4Addr, SocketAddr},
-use std::io::Read;
+    path::Path,
-use std::path::Path;
+    sync::{Arc, RwLock},
-use std::path::PathBuf;
+};
-use std::sync::{Arc, RwLock};
+use warp::Filter;
 
 mod cookies;
+mod html;
 mod lib;
 mod middleware;
+mod pages;
 
-use lib::{App, FileInfo};
+use lib::{utils::append_extension, App, File, FileError, FileInfo};
-use middleware::{Authentication, RestForm};
 
+/*
 fn is_admin(resource: &ResourceName, permissions: &Permissions) -> bool {
     let Permissions(perms) = permissions;
     ResourceName(String::from(
@@ -280,18 +283,17 @@ fn script(_: &mut Request) -> IronResult<Response> {
         js,
     )))
 }
+*/
 
-fn main() {
+#[tokio::main]
+pub async fn main() {
+    /*
     let auth_db_path = std::env::var("ORIZENTIC_DB").unwrap();
     let secret = Secret(Vec::from(
         std::env::var("ORIZENTIC_SECRET").unwrap().as_bytes(),
     ));
     let auth_middleware = Authentication::new(secret, auth_db_path);
 
-    let app = Arc::new(RwLock::new(App::new(Path::new(
-        &std::env::var("FILE_SHARE_DIR").unwrap(),
-    ))));
-
     let mut router = Router::new();
     router.get(
         "/",
@@ -338,4 +340,39 @@ fn main() {
     chain.link_before(RestForm {});
 
     Iron::new(chain).http("0.0.0.0:3000").unwrap();
+    */
+
+    /*
+    let root = warp::path!().and(warp::get()).map({
+        || {
+            warp::http::Response::builder()
+                .header("content-type", "text/html")
+                .status(StatusCode::NOT_MODIFIED)
+                .body(())
+        }
+    });
+    let server = warp::serve(root);
+    server
+        .run(SocketAddr::new(IpAddr::V4(Ipv4Addr::new(0, 0, 0, 0)), 8002))
+        .await;
+        */
+
+    let app = Arc::new(RwLock::new(App::new(Path::new(
+        &std::env::var("FILE_SHARE_DIR").unwrap(),
+    ))));
+
+    let root = warp::path!().map({
+        let app = app.clone();
+        move || {
+            warp::http::Response::builder()
+                .header("content-type", "text/html")
+                .status(StatusCode::OK)
+                .body(pages::index(app.read().unwrap().list_files()).to_html_string())
+        }
+    });
+
+    let server = warp::serve(root);
+    server
+        .run(SocketAddr::new(IpAddr::V4(Ipv4Addr::new(0, 0, 0, 0)), 8002))
+        .await;
 }

file-service/src/middleware/authentication.rs

@@ -26,7 +26,7 @@ impl Authentication {
         &self,
         token_str: String,
     ) -> Result<orizentic::VerifiedToken, orizentic::Error> {
-        self.auth.decode_and_validate_text(&token_str)
+        self.auth.decode_and_validate_text(token_str)
     }
 }
 

file-service/src/pages.rs

@@ -0,0 +1,40 @@
+use crate::{html::*, File, FileError};
+use build_html::{self, Container, ContainerType, HtmlContainer};
+
+pub fn index(files: Vec<Result<File, FileError>>) -> build_html::HtmlPage {
+    let mut page = build_html::HtmlPage::new()
+        .with_title("Admin list of files")
+        .with_header(1, "Admin list of files")
+        .with_html(
+            Form::new()
+                .with_method("post")
+                .with_encoding("multipart/form-data")
+                .with_container(
+                    Container::new(ContainerType::Div)
+                        .with_html(Input::new("file", "file", "file-selector-input"))
+                        .with_html(Label::new("for-selector-input", "Select a file")),
+                )
+                .with_html(Button::new("upload", "Upload file")),
+        );
+
+    for file in files {
+        let mut container =
+            Container::new(ContainerType::Div).with_attributes(vec![("class", "file")]);
+        match file {
+            Ok(file) => {
+                let tn = Container::new(ContainerType::Div)
+                    .with_attributes(vec![("class", "thumbnail")])
+                    .with_link(
+                        format!("/file/{}", file.info().id),
+                        "<p> paragraph within the link </p>".to_owned(),
+                    );
+                container.add_html(tn);
+            }
+            Err(err) => {
+                container.add_paragraph(format!("{:?}", err));
+            }
+        }
+        page.add_container(container);
+    }
+    page
+}