bring back full covers if needed

Cargo.lock

@@ -150,12 +150,6 @@ version = "0.22.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "72b3254f16251a8381aa12e40e3c4d2f0199f8c6508fbecb9d91f575e0fbb8c6"
 
-[[package]]
-name = "bitflags"
-version = "1.3.2"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "bef38d45163c2f1dde094a7dfd33ccf595c92905c8f8f4fdc18d06fb1037718a"
-
 [[package]]
 name = "bitflags"
 version = "2.5.0"
@@ -251,9 +245,9 @@ dependencies = [
 
 [[package]]
 name = "chrono-tz"
-version = "0.8.6"
+version = "0.9.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "d59ae0466b83e838b81a54256c39d5d7c20b9d7daa10510a242d9b75abd5936e"
+checksum = "93698b29de5e97ad0ae26447b344c482a7284c737d9ddc5f9e52b74a336671bb"
 dependencies = [
  "chrono",
  "chrono-tz-build",
@@ -262,9 +256,9 @@ dependencies = [
 
 [[package]]
 name = "chrono-tz-build"
-version = "0.2.1"
+version = "0.3.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "433e39f13c9a060046954e0592a8d0a4bcb1040125cbf91cb8ee58964cfb350f"
+checksum = "0c088aee841df9c3041febbb73934cfc39708749bf96dc827e3359cd39ef11b1"
 dependencies = [
  "parse-zoneinfo",
  "phf",
@@ -273,9 +267,9 @@ dependencies = [
 
 [[package]]
 name = "clap"
-version = "4.5.4"
+version = "4.5.7"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "90bc066a67923782aa8515dbaea16946c5bcc5addbd668bb80af688e53e548a0"
+checksum = "5db83dced34638ad474f39f250d7fea9598bdd239eaced1bdf45d597da0f433f"
 dependencies = [
  "clap_builder",
  "clap_derive",
@@ -283,9 +277,9 @@ dependencies = [
 
 [[package]]
 name = "clap_builder"
-version = "4.5.2"
+version = "4.5.7"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "ae129e2e766ae0ec03484e609954119f123cc1fe650337e155d03b022f24f7b4"
+checksum = "f7e204572485eb3fbf28f871612191521df159bc3e15a9f5064c66dba3a8c05f"
 dependencies = [
  "anstream",
  "anstyle",
@@ -295,9 +289,9 @@ dependencies = [
 
 [[package]]
 name = "clap_derive"
-version = "4.5.4"
+version = "4.5.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "528131438037fd55894f62d6e9f068b8f45ac57ffa77517819645d10aed04f64"
+checksum = "c780290ccf4fb26629baa7a1081e68ced113f1d3ec302fa5948f1c381ebf06c6"
 dependencies = [
  "heck",
  "proc-macro2",
@@ -619,11 +613,11 @@ dependencies = [
 
 [[package]]
 name = "globwalk"
-version = "0.8.1"
+version = "0.9.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "93e3af942408868f6934a7b85134a3230832b9977cf66125df2f9edcfce4ddcc"
+checksum = "0bf760ebf69878d9fd8f110c89703d90ce35095324d1f1edcb595c63945ee757"
 dependencies = [
- "bitflags 1.3.2",
+ "bitflags",
  "ignore",
  "walkdir",
 ]
@@ -944,7 +938,7 @@ checksum = "78b3ae25bc7c8c38cec158d1f2757ee79e9b3740fbc7ccf0e59e4b08d793fa89"
 
 [[package]]
 name = "little-hesinde"
-version = "0.2.3"
+version = "0.3.0"
 dependencies = [
  "calibre-db",
  "clap",
@@ -1039,7 +1033,7 @@ version = "0.28.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "ab2156c4fce2f8df6c499cc1c763e4394b7482525bf2a9701c9d79d215f519e4"
 dependencies = [
- "bitflags 2.5.0",
+ "bitflags",
  "cfg-if",
  "cfg_aliases",
  "libc",
@@ -1242,9 +1236,9 @@ checksum = "d231b230927b5e4ad203db57bbcbee2802f6bce620b1e4a9024a07d94e2907ec"
 
 [[package]]
 name = "poem"
-version = "3.0.0"
+version = "3.0.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "8b735eaaaa6bc7ed2dcbcab1d5373afe1f6d03a37d8695ba3c42101f733a8455"
+checksum = "e88b6912ed1e8833d7c22c9c986c517f4518d7d37e3c04566d917c789aaea591"
 dependencies = [
  "bytes",
  "futures-util",
@@ -1416,7 +1410,7 @@ version = "0.5.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "469052894dcb553421e483e4209ee581a45100d31b4018de03e5a7ad86374a7e"
 dependencies = [
- "bitflags 2.5.0",
+ "bitflags",
 ]
 
 [[package]]
@@ -1463,7 +1457,7 @@ version = "0.31.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "b838eba278d213a8beaf485bd313fd580ca4505a00d5871caeb1457c55322cae"
 dependencies = [
- "bitflags 2.5.0",
+ "bitflags",
  "fallible-iterator",
  "fallible-streaming-iterator",
  "hashlink",
@@ -1474,9 +1468,9 @@ dependencies = [
 
 [[package]]
 name = "rust-embed"
-version = "8.3.0"
+version = "8.4.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "fb78f46d0066053d16d4ca7b898e9343bc3530f71c61d5ad84cd404ada068745"
+checksum = "19549741604902eb99a7ed0ee177a0663ee1eda51a29f71401f166e47e77806a"
 dependencies = [
  "rust-embed-impl",
  "rust-embed-utils",
@@ -1485,9 +1479,9 @@ dependencies = [
 
 [[package]]
 name = "rust-embed-impl"
-version = "8.3.0"
+version = "8.4.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "b91ac2a3c6c0520a3fb3dd89321177c3c692937c4eb21893378219da10c44fc8"
+checksum = "cb9f96e283ec64401f30d3df8ee2aaeb2561f34c824381efa24a35f79bf40ee4"
 dependencies = [
  "proc-macro2",
  "quote",
@@ -1498,9 +1492,9 @@ dependencies = [
 
 [[package]]
 name = "rust-embed-utils"
-version = "8.3.0"
+version = "8.4.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "86f69089032567ffff4eada41c573fc43ff466c7db7c5688b2e7969584345581"
+checksum = "38c74a686185620830701348de757fd36bef4aa9680fd23c49fc539ddcc1af32"
 dependencies = [
  "sha2",
  "walkdir",
@@ -1518,7 +1512,7 @@ version = "0.38.34"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "70dc5ec042f7a43c4a73241207cecc9873a06d45debb38b329f8541d85c2730f"
 dependencies = [
- "bitflags 2.5.0",
+ "bitflags",
  "errno",
  "libc",
  "linux-raw-sys",
@@ -1557,18 +1551,18 @@ checksum = "94143f37725109f92c262ed2cf5e59bce7498c01bcc1502d7b9afe439a4e9f49"
 
 [[package]]
 name = "serde"
-version = "1.0.200"
+version = "1.0.203"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "ddc6f9cc94d67c0e21aaf7eda3a010fd3af78ebf6e096aa6e2e13c79749cce4f"
+checksum = "7253ab4de971e72fb7be983802300c30b5a7f0c2e56fab8abfc6a214307c0094"
 dependencies = [
  "serde_derive",
 ]
 
 [[package]]
 name = "serde_derive"
-version = "1.0.200"
+version = "1.0.203"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "856f046b9400cee3c8c94ed572ecdb752444c24528c035cd35882aad6f492bcb"
+checksum = "500cbc0ebeb6f46627f50f3f5811ccf6bf00643be300b4c3eabc0ef55dc5b5ba"
 dependencies = [
  "proc-macro2",
  "quote",
@@ -1577,9 +1571,9 @@ dependencies = [
 
 [[package]]
 name = "serde_json"
-version = "1.0.116"
+version = "1.0.118"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "3e17db7126d17feb94eb3fad46bf1a96b034e8aacbc2e775fe81505f8b0b2813"
+checksum = "d947f6b3163d8857ea16c4fa0dd4840d52f3041039a85decd46867eb1abef2e4"
 dependencies = [
  "itoa",
  "ryu",
@@ -1761,9 +1755,9 @@ dependencies = [
 
 [[package]]
 name = "tera"
-version = "1.19.1"
+version = "1.20.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "970dff17c11e884a4a09bc76e3a17ef71e01bb13447a11e85226e254fe6d10b8"
+checksum = "ab9d851b45e865f178319da0abdbfe6acbc4328759ff18dafc3a41c16b4cd2ee"
 dependencies = [
  "chrono",
  "chrono-tz",
@@ -1844,9 +1838,9 @@ dependencies = [
 
 [[package]]
 name = "tokio"
-version = "1.37.0"
+version = "1.38.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "1adbebffeca75fcfd058afa480fb6c0b81e165a0323f9c9d39c9697e37c46787"
+checksum = "ba4f4a02a7a80d6f274636f0aa95c7e383b912d41fe721a31f29e29698585a4a"
 dependencies = [
  "backtrace",
  "bytes",
@@ -1862,9 +1856,9 @@ dependencies = [
 
 [[package]]
 name = "tokio-macros"
-version = "2.2.0"
+version = "2.3.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "5b8a1e28f2deaa14e508979454cb3a223b10b938b45af148bc0986de36f1923b"
+checksum = "5f5ae998a069d4b5aba8ee9dad856af7d520c3699e6159b185c2acd48155d39a"
 dependencies = [
  "proc-macro2",
  "quote",
@@ -2052,9 +2046,9 @@ checksum = "711b9620af191e0cdc7468a8d14e709c3dcdb115b36f838e601583af800a370a"
 
 [[package]]
 name = "uuid"
-version = "1.8.0"
+version = "1.9.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "a183cf7feeba97b4dd1c0d46788634f6221d87fa961b305bed08c851829efcc0"
+checksum = "5de17fd2f7da591098415cff336e12965a28061ddace43b59cb3c430179c9439"
 dependencies = [
  "getrandom",
  "rand",

Cargo.toml

@@ -5,8 +5,8 @@ members = [
 ]
 
 [workspace.dependencies]
-serde = "1.0.200"
+serde = "1.0.203"
-thiserror = "1.0.59"
+thiserror = "1.0.61"
 time = { version = "0.3.36", features = ["macros", "serde", "formatting", "parsing" ] }
 
 [workspace.package]

Containerfile

@@ -1,5 +1,8 @@
 FROM docker.io/rust:1-alpine3.20 AS builder
 
+RUN mkdir /tmp/tmp
+RUN echo "hesinde:x:2222:2222:Linux User,,,:/:/app" > /passwd
+
 RUN apk --no-cache add \
   musl-dev
 
@@ -13,12 +16,16 @@ COPY . .
 RUN cargo build --release --target=$(arch)-unknown-linux-musl
 RUN cp "./target/$(arch)-unknown-linux-musl/release/little-hesinde" /app
 
-
 FROM scratch
 
+COPY --from=builder /passwd /etc/passwd
 COPY --from=builder /app /app
-CMD ["/app", "--listen-address", "[::]:3000", "--", "/library"]
+COPY --from=builder --chown=2222: /tmp/tmp /tmp
 
-ENV TMPDIR=/
+USER hesinde
-VOLUME ["/library"]
+
+CMD ["/app", "--listen-address", "[::]:3000", "--cache-path", "/tmp/cache", "--", "/library"]
+
+ENV TMPDIR=/tmp
+VOLUME ["/library", "/tmp"]
 EXPOSE 3000

README.md

@@ -37,12 +37,17 @@ From there on `cargo run` and `cargo build` and so on can be used.
 Usage: little-hesinde [OPTIONS] -- <LIBRARY_PATH>
 
 Arguments:
-  <LIBRARY_PATH>  Calibre library path
+  <LIBRARY_PATH>  Calibre library path [env: LIBRARY_PATH=]
 
 Options:
-  -l, --listen-address <LISTEN_ADDRESS>  Address to listen on [default: [::1]:3000]
+  -l, --listen-address <LISTEN_ADDRESS>
-  -h, --help                             Print help
+          Address to listen on [env: LISTEN_ADDRESS=] [default: [::1]:3000]
-  -V, --version                          Print version
+  -c, --cache-path <CACHE_PATH>
+          Cache path ($TMP cascades through $XDG_CACHE_HOME, $TMPDIR and /tmp) [env: CACHE_PATH=] [default: $TMP/little-hesinde]
+  -h, --help
+          Print help
+  -V, --version
+          Print version
 ```
 
 Example: `little-hesinde -l [::]4000 -- ~/Documents/library/`

little-hesinde/Cargo.toml

@@ -1,6 +1,6 @@
 [package]
 name = "little-hesinde"
-version = "0.2.3"
+version = "0.3.0"
 edition = "2021"
 license =  { workspace = true }
 authors =  { workspace = true }
@@ -9,23 +9,23 @@ description = "A very simple ebook server for a calibre library, providing a htm
 
 [dependencies]
 calibre-db = { path = "../calibre-db/", version = "0.1.0" }
-clap = { version = "4.5.4", features = ["derive", "env"] }
+clap = { version = "4.5.7", features = ["derive", "env"] }
 image = { version = "0.25.1", default-features = false, features = ["jpeg", "rayon"] }
 once_cell = "1.19.0"
-poem = { version = "3.0.0", features = ["embed", "static-files"] }
+poem = { version = "3.0.1", features = ["embed", "static-files"] }
-rust-embed = "8.3.0"
+rust-embed = "8.4.0"
 sha2 = "0.10.8"
 serde = { workspace = true }
-serde_json = "1.0.116"
+serde_json = "1.0.118"
 serde_with = "3.8.1"
-tera = "1.19.1"
+tera = "1.20.0"
 thiserror = { workspace = true }
 time = { workspace = true }
-tokio = { version = "1.37.0", features = ["signal", "rt-multi-thread", "macros"] }
+tokio = { version = "1.38.0", features = ["signal", "rt-multi-thread", "macros"] }
 tokio-util = "0.7.11"
 tracing = "0.1.40"
 tracing-subscriber = "0.3.18"
-uuid = { version = "1.8.0", features = ["v4", "fast-rng"] }
+uuid = { version = "1.9.1", features = ["v4", "fast-rng"] }
 quick-xml = { version = "0.34.0", features = ["serialize"] }
 
 [build-dependencies]

little-hesinde/src/cache.rs

@@ -1,7 +1,7 @@
 //! Handle caching of files, specifically book covers.
 
 use std::{
-    fs,
+    fs::{self, File},
     path::{Path, PathBuf},
 };
 
@@ -11,7 +11,6 @@ use sha2::{
 };
 use std::fmt::Write;
 use thiserror::Error;
-use tokio::fs::File;
 use tracing::debug;
 
 /// Errors from dealing with file caching.
@@ -59,8 +58,9 @@ fn create_thumbnail(cover_path: &Path, thumbnail_path: &Path) -> Result<(), Cach
         .ok_or_else(|| CacheError::ThumbnailPathError(thumbnail_path.to_path_buf()))?;
     fs::create_dir_all(folders)?;
 
+    const THUMBNAIL_SIZE: u32 = 512;
     let img = image::open(cover_path)?;
-    let thumbnail = img.thumbnail(512, 512);
+    let thumbnail = img.thumbnail(THUMBNAIL_SIZE, THUMBNAIL_SIZE);
     thumbnail.save_with_format(thumbnail_path, image::ImageFormat::Jpeg)?;
     debug!("saved thumbnail to {}", thumbnail_path.to_string_lossy());
 
@@ -70,7 +70,7 @@ fn create_thumbnail(cover_path: &Path, thumbnail_path: &Path) -> Result<(), Cach
 /// Get the thumbnail for a book cover.
 ///
 /// If a thumbnail does not yet exist, create it.
-pub async fn get_thumbnail(cover_path: &Path, cache_path: &Path) -> Result<File, CacheError> {
+pub fn get_thumbnail(cover_path: &Path, cache_path: &Path) -> Result<File, CacheError> {
     let path_str = cover_path.to_string_lossy();
     let mut hasher = Sha256::new();
     hasher.update(path_str.as_bytes());
@@ -82,5 +82,5 @@ pub async fn get_thumbnail(cover_path: &Path, cache_path: &Path) -> Result<File,
         create_thumbnail(cover_path, &thumbnail_path)?;
     }
 
-    Ok(File::open(thumbnail_path).await?)
+    Ok(File::open(thumbnail_path)?)
 }

little-hesinde/src/handlers/cover.rs

@@ -1,26 +1,74 @@
 //! Handle requests for cover images.
 
-use std::sync::Arc;
+use std::{fs::File, path::Path as FilePath, sync::Arc};
 
-use crate::{app_state::AppState, cache, handlers::error::HandlerError};
+use crate::{
+    app_state::AppState,
+    cache::{self, CacheError},
+    config::Config,
+    handlers::error::HandlerError,
+};
+use calibre_db::calibre::Calibre;
 use poem::{
     error::NotFoundError,
     handler,
     web::{headers::ContentType, Data, Path},
     Response,
 };
+use thiserror::Error;
+use tokio::fs::File as AsyncFile;
+
+/// Errors from fetching cover images.
+#[derive(Error, Debug)]
+pub enum CoverError {
+    /// Error fetching a cover thumbnail.
+    #[error("failed to access thumbnail")]
+    ThumbnailError(#[from] CacheError),
+    /// Error fetching a full cover.
+    #[error("failed access cover")]
+    FullCoverError(#[from] std::io::Error),
+}
+
+/// Handle a request for the cover thumbnail of book with id `id`.
+#[handler]
+pub async fn handler_thumbnail(
+    id: Path<u64>,
+    state: Data<&Arc<AppState>>,
+) -> Result<Response, poem::Error> {
+    cover(
+        &state.calibre,
+        &state.config,
+        *id,
+        |cover_path, cache_path| Ok(cache::get_thumbnail(cover_path, cache_path)?),
+    )
+    .await
+}
 
 /// Handle a request for the cover image of book with id `id`.
 #[handler]
-pub async fn handler(id: Path<u64>, state: Data<&Arc<AppState>>) -> Result<Response, poem::Error> {
+pub async fn handler_full(
-    let book = state
+    id: Path<u64>,
-        .calibre
+    state: Data<&Arc<AppState>>,
-        .scalar_book(*id)
+) -> Result<Response, poem::Error> {
-        .map_err(HandlerError::DataError)?;
+    cover(&state.calibre, &state.config, *id, |cover_path, _| {
-    let cover_path = state.config.library_path.join(book.path).join("cover.jpg");
+        Ok(File::open(cover_path)?)
-
+    })
-    let mut cover = cache::get_thumbnail(&cover_path, &state.config.cache_path)
     .await
-        .map_err(|_| NotFoundError)?;
+}
+
+async fn cover<F>(
+    calibre: &Calibre,
+    config: &Config,
+    id: u64,
+    f: F,
+) -> Result<Response, poem::Error>
+where
+    F: Fn(&FilePath, &FilePath) -> Result<File, CoverError>,
+{
+    let book = calibre.scalar_book(id).map_err(HandlerError::DataError)?;
+    let cover_path = config.library_path.join(book.path).join("cover.jpg");
+
+    let cover = f(&cover_path, &config.cache_path).map_err(|_| NotFoundError)?;
+    let cover = AsyncFile::from_std(cover);
     crate::handlers::download::handler("cover.jpg", cover, &ContentType::jpeg().to_string()).await
 }

little-hesinde/src/lib.rs

@@ -77,7 +77,7 @@ pub mod opds {
 pub mod templates;
 
 pub const APP_NAME: &str = "little-hesinde";
-pub const VERSION: &str = "0.2.3";
+pub const VERSION: &str = "0.3.0";
 
 /// Internal marker data in lieu of a proper `Accept` header.
 #[derive(Debug, Clone, Copy)]
@@ -117,7 +117,11 @@ pub async fn run(config: Config) -> Result<(), std::io::Error> {
             "/authors/:cursor/:sort_order",
             get(handlers::authors::handler),
         )
-        .at("/cover/:id", get(handlers::cover::handler))
+        .at("/cover/:id", get(handlers::cover::handler_full))
+        .at(
+            "/cover/:id/thumbnail",
+            get(handlers::cover::handler_thumbnail),
+        )
         .at("/book/:id/:format", get(handlers::books::handler_download))
         .at("/archive", get(handlers::source_archive::handler))
         .at("/search", get(handlers::search::handler))
@@ -143,7 +147,7 @@ pub async fn run(config: Config) -> Result<(), std::io::Error> {
         .with(Tracing);
 
     let server = Server::new(TcpListener::bind(config.listen_address))
-        .name("cops-web")
+        .name("little-hesinde")
         .run(app);
 
     tokio::select! {

little-hesinde/templates/book_card.html

@@ -14,7 +14,7 @@
       {% endif %}
     </hgroup>
   </header>
-  <img class="cover" src="/cover/{{ book.data.id }}" alt="book cover">
+  <img class="cover" src="/cover/{{ book.data.id }}/thumbnail" alt="book cover">
   <footer>
     <form>
       <fieldset role="group">