Merge branch 'feature/hashing' into develop

- move hashing back into `cachefile` to correctly handle the `rebuild_share` case
- add `-n` / `--no-hash` CLI switch to explicitly skip hashing

.cargo/config.toml

@@ -1,2 +1,9 @@
 [build]
 target = "x86_64-unknown-linux-musl"
+
+# rustflags = [
+#   # emit instructions tuned to the current CPU
+#   "-C", "target-cpu=native",
+#   # assume CPU features
+#   "-C", "target-feature=+avx2,+sse4.1,+ssse3,+aes",
+# ]

Cargo.lock

@@ -67,18 +67,47 @@ dependencies = [
  "windows-sys 0.59.0",
 ]
 
+[[package]]
+name = "arrayref"
+version = "0.3.9"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "76a2e8124351fda1ef8aaaa3bbd7ebbcb486bbcd4225aca0aa0d84bb2db8fecb"
+
+[[package]]
+name = "arrayvec"
+version = "0.7.6"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "7c02d123df017efcdfbd739ef81735b36c5ba83ec3c59c80a9d7ecc718f92e50"
+
 [[package]]
 name = "base64"
 version = "0.22.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "72b3254f16251a8381aa12e40e3c4d2f0199f8c6508fbecb9d91f575e0fbb8c6"
 
+[[package]]
+name = "base64ct"
+version = "1.8.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "55248b47b0caf0546f7988906588779981c43bb1bc9d0c44087278f80cdb44ba"
+
 [[package]]
 name = "bitflags"
 version = "2.9.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "1b8e56985ec62d17e9c1001dc89c88ecd7dc08e47eba5ec7c29c7b5eeecde967"
 
+[[package]]
+name = "blake2b_simd"
+version = "1.0.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "06e903a20b159e944f91ec8499fe1e55651480c541ea0a584f5d967c49ad9d99"
+dependencies = [
+ "arrayref",
+ "arrayvec",
+ "constant_time_eq",
+]
+
 [[package]]
 name = "bumpalo"
 version = "3.17.0"
@@ -171,6 +200,12 @@ dependencies = [
  "windows-sys 0.59.0",
 ]
 
+[[package]]
+name = "constant_time_eq"
+version = "0.3.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "7c74b8349d32d297c9134b8c88677813a227df8f779daa29bfc29c183fe3dca6"
+
 [[package]]
 name = "cookie"
 version = "0.18.1"
@@ -846,6 +881,8 @@ checksum = "0fda2ff0d084019ba4d7c6f371c95d8fd75ce3524c3cb8fb653a3023f6323e64"
 name = "shrupl"
 version = "0.1.0-alpha"
 dependencies = [
+ "base64ct",
+ "blake2b_simd",
  "clap",
  "console",
  "ctrlc",

Cargo.toml

@@ -5,6 +5,8 @@ edition = "2024"
 description = "ShrUpl is a tool to upload files to a Sharry Instance through a public Alias, leveraging the tus protocol"
 
 [dependencies]
+base64ct = { version = "1.8.0", default-features = false, features = ["alloc"] }
+blake2b_simd = "1.0.3"
 clap = { version = "4.5.38", features = ["derive"] }
 console = { version = "0.15.11", default-features = false }
 ctrlc = { version = "3.4.7", features = ["termination"] }
@@ -20,5 +22,11 @@ thiserror = "2.0.12"
 ureq = { version = "3.0.11", features = ["json"] }
 
 [profile.release]
+# Optimize for speed even more aggressively
+opt-level = "z"
+# better inlining
+codegen-units = 1
+# linker‐time optimization
 lto = true
+debug = false
 panic = "abort"

notes.md

@@ -49,8 +49,3 @@
     - "continue" and "new" flags to avoid user interaction
     - "quiet" flag to disable output entirely
     - some switch to change log to "pretty-print"
-
-- hashing
-    - store file hashes with all `file::*` variants
-    - check hashes on "continue"
-    - CLI switch to skip hashing

src/appstate.rs

@@ -1,7 +1,6 @@
 use std::{fmt, io, time::Duration};
 
-use console::style;
-use indicatif::{ProgressBar, ProgressDrawTarget, ProgressStyle};
+use indicatif::{ProgressBar, ProgressDrawTarget};
 use log::{debug, warn};
 
 use crate::{
@@ -9,6 +8,7 @@ use crate::{
     cli::Cli,
     error,
     file::{Chunk, FileTrait},
+    output::new_progressbar,
     sharry::Client,
 };
 
@@ -26,13 +26,17 @@ impl fmt::Debug for AppState {
     }
 }
 
-fn new_http(timeout: Option<Duration>) -> ureq::Agent {
+fn new_http(args: &Cli) -> ureq::Agent {
     ureq::Agent::config_builder()
-        .timeout_global(timeout)
+        .timeout_global(args.get_timeout())
         .build()
         .into()
 }
 
+fn new_share(args: &Cli) -> error::Result<String> {
+    new_http(args).share_create(&args.get_uri(), &args.alias, args.get_share_request())
+}
+
 impl AppState {
     fn new(http: ureq::Agent, inner: CacheFile) -> Self {
         Self {
@@ -42,37 +46,19 @@ impl AppState {
         }
     }
 
-    #[must_use]
-    pub fn try_resume(args: &Cli) -> Option<Self> {
-        let inner = CacheFile::try_resume(args)
-            .inspect_err(|e| debug!("could not resume from hash {:?}: {e}", args.get_hash()))
-            .ok()?;
-
-        Some(Self::new(new_http(args.get_timeout()), inner))
+    pub fn try_resume(args: &Cli) -> error::Result<Self> {
+        Ok(Self::new(new_http(args), CacheFile::try_resume(args)?))
     }
 
     pub fn from_args(args: &Cli) -> error::Result<Self> {
-        let http = new_http(args.get_timeout());
-
-        let share_id = http.share_create(&args.get_uri(), &args.alias, args.get_share_request())?;
-
-        Ok(Self::new(http, CacheFile::from_args(args, share_id)))
+        Ok(Self::new(
+            new_http(args),
+            CacheFile::from_args(args, new_share)?,
+        ))
     }
 
     fn with_progressbar(&mut self, f: impl FnOnce(&ProgressBar), drop_bar: bool) {
-        let bar = &*self.progress.get_or_insert_with(|| {
-            ProgressBar::hidden().with_style(
-                ProgressStyle::with_template(&format!(
-                    concat!(
-                        "{{bar:50.cyan/blue}} {{msg:.magenta}}: ",
-                        "{{binary_bytes:.yellow}}{}{{binary_total_bytes:.yellow}} ",
-                        "({{eta}})",
-                    ),
-                    style("/").magenta(),
-                ))
-                .expect("style template is not valid"),
-            )
-        });
+        let bar = &*self.progress.get_or_insert_with(new_progressbar);
 
         if let Some(upl) = self.inner.peek_uploading() {
             if bar.length().is_none() {
@@ -137,7 +123,7 @@ impl AppState {
             self.drop_progressbar(ProgressBar::finish);
         }
 
-        Ok(self.inner.peek_uploading().is_none() && self.inner.queue_empty())
+        Ok(self.inner.peek_uploading().is_none() && self.inner.queue().is_empty())
     }
 
     #[must_use]
@@ -153,18 +139,18 @@ impl AppState {
     }
 
     pub fn rebuild_share(self, args: &Cli) -> error::Result<Self> {
-        let share_id =
-            self.http
-                .share_create(&args.get_uri(), &args.alias, args.get_share_request())?;
-
-        Ok(Self::new(self.http, CacheFile::from_args(args, share_id)))
+        Ok(Self::new(self.http, CacheFile::from_args(args, new_share)?))
     }
 
     pub fn save(&self) -> io::Result<()> {
         self.inner.save()
     }
 
-    pub fn clear(self) -> io::Result<()> {
-        self.inner.clear()
+    pub fn discard(self) -> io::Result<()> {
+        self.inner.discard()
+    }
+
+    pub fn clear_any(args: &Cli) {
+        CacheFile::clear_any(args);
     }
 }

src/bin/shrupl.rs

@@ -16,23 +16,6 @@ use shrupl::{
 };
 
 fn main() {
-    let check_ctrlc = {
-        let stop = Arc::new(AtomicBool::new(false));
-        let stop_ctrlc = stop.clone();
-
-        ctrlc::set_handler(move || {
-            stop_ctrlc.store(true, Ordering::SeqCst);
-            info!("stopping as soon as possible ...");
-        })
-        .expect("Error setting Ctrl-C handler");
-
-        move || {
-            if stop.load(Ordering::SeqCst) {
-                process::exit(255);
-            }
-        }
-    };
-
     let args = Cli::parse();
 
     env_logger::Builder::new()
@@ -44,12 +27,34 @@ fn main() {
 
     println!("{} to {}!", style("Welcome").magenta().bold(), *SHRUPL);
 
-    let mut state = AppState::try_resume(&args)
-        .and_then(|state| output::prompt_continue().then_some(state))
-        .unwrap_or_else(|| {
-            check_ctrlc();
+    let resumed = AppState::try_resume(&args);
 
-            match AppState::from_args(&args) {
+    let check_ctrlc = {
+        let stop = Arc::new(AtomicBool::new(false));
+        let stop_ctrlc = stop.clone();
+
+        ctrlc::set_handler(move || {
+            stop_ctrlc.store(true, Ordering::SeqCst);
+            eprintln!("{} stopping as soon as possible!", *SHRUPL);
+        })
+        .expect("Error setting Ctrl-C handler");
+
+        move || {
+            if stop.load(Ordering::SeqCst) {
+                process::exit(255);
+            }
+        }
+    };
+
+    let mut state = resumed
+        .inspect_err(|e| {
+            AppState::clear_any(&args);
+            Log::handle(e);
+            info!("could not resume from hash {:?}: {e}", args.get_hash());
+        })
+        .ok()
+        .and_then(|state| output::prompt_continue().then_some(state))
+        .unwrap_or_else(|| match AppState::from_args(&args) {
             Ok(state) => {
                 state.save().unwrap_or_else(|e| {
                     Log::warning(format_args!("Failed to save state: {e}"));
@@ -60,13 +65,13 @@ fn main() {
                 Log::handle(&e);
                 Log::error(format_args!("Failed to create state: {e}"));
             }
-            }
         });
 
+    check_ctrlc();
+
     info!("continuing with state: {state:#?}");
 
     let fns_magenta = output::style_all(&args.file_names(), StyledObject::magenta).join(", ");
-
     println!("{} is uploading: {fns_magenta}", *SHRUPL);
 
     let mut buffer = vec![0; args.chunk_size * 1024 * 1024];
@@ -129,7 +134,7 @@ fn main() {
         check_ctrlc();
     }
 
-    state.clear().unwrap_or_else(|e| {
+    state.discard().unwrap_or_else(|e| {
         Log::warning(format_args!("Failed to remove state: {e}"));
     });
 

src/cachefile.rs

@@ -2,16 +2,19 @@ use std::{
     collections::VecDeque,
     fs,
     io::{self, Write},
-    path::PathBuf,
+    path::{Path, PathBuf},
+    time::Duration,
 };
 
-use log::trace;
+use indicatif::{ProgressBar, ProgressDrawTarget};
+use log::{info, trace};
 use serde::{Deserialize, Serialize};
 
 use crate::{
     cli::Cli,
     error,
-    file::{self, Chunk},
+    file::{self, Chunk, FileTrait},
+    output::new_progressbar,
     sharry::{Client, Uri},
 };
 
@@ -45,7 +48,7 @@ impl CacheFile {
         file_name
     }
 
-    pub fn try_resume(args: &Cli) -> io::Result<Self> {
+    pub fn try_resume(args: &Cli) -> error::Result<Self> {
         let file_name = Self::cache_file(args);
 
         let state: Self = {
@@ -54,22 +57,89 @@ impl CacheFile {
             serde_json::from_reader(reader).map_err(io::Error::other)?
         };
 
+        if args.should_hash() {
+            fn check_hash<'a>(
+                file: &'a impl FileTrait<'a>,
+                bar: &ProgressBar,
+            ) -> error::Result<()> {
+                bar.set_message(format!("checking {:?}", file.get_name()));
+
+                match file.check_hash(|bytes| bar.inc(bytes)) {
+                    Ok(true) => Ok(()),
+                    Ok(false) => Err(error::Error::unknown(format!(
+                        "Hash mismatch for file {:?}!",
+                        file.get_name()
+                    ))),
+                    Err(e) => Err(e.into()),
+                }
+            }
+
+            info!("checking files in {state:?}");
+
+            // BOOKMARK assumption: total file size < 2 EiB
+            let total_size = {
+                let upl_size = if let Some(upl) = state.peek_uploading() {
+                    upl.get_size()
+                } else {
+                    0
+                };
+                upl_size + state.queue().iter().map(|&f| f.get_size()).sum::<u64>()
+            };
+
+            let bar = new_progressbar();
+            bar.set_draw_target(ProgressDrawTarget::stderr());
+            bar.set_length(total_size);
+            bar.enable_steady_tick(Duration::from_millis(50));
+
+            if let Some(upl) = state.peek_uploading() {
+                check_hash(upl, &bar)?;
+            }
+
+            for chk in state.queue() {
+                check_hash(chk, &bar)?;
+            }
+
+            bar.finish_with_message("finished checking files");
+        }
+
         Ok(Self { file_name, ..state })
     }
 
-    pub fn from_args(args: &Cli, share_id: String) -> Self {
-        Self {
+    pub fn from_args(
+        args: &Cli,
+        new_share: impl FnOnce(&Cli) -> error::Result<String>,
+    ) -> error::Result<Self> {
+        let mut files = args.files.clone();
+
+        if args.should_hash() {
+            info!("hashing files {files:?}");
+
+            let bar = new_progressbar();
+            bar.set_draw_target(ProgressDrawTarget::stderr());
+            // BOOKMARK assumption: total file size < 2 EiB
+            bar.set_length(files.iter().map(FileTrait::get_size).sum());
+            bar.enable_steady_tick(Duration::from_millis(50));
+
+            for chk in &mut files {
+                bar.set_message(format!("hashing {:?}", chk.get_name()));
+                chk.hash(|bytes| bar.inc(bytes))?;
+            }
+
+            bar.finish_with_message("finished hashing files");
+        }
+
+        Ok(Self {
             file_name: Self::cache_file(args),
             uri: args.get_uri(),
             alias_id: args.alias.clone(),
-            share_id,
+            share_id: new_share(args)?,
             uploading: None,
-            files: args.files.clone().into(),
-        }
+            files: files.into(),
+        })
     }
 
-    pub fn queue_empty(&self) -> bool {
-        self.files.is_empty()
+    pub fn queue(&self) -> Vec<&file::Checked> {
+        self.files.iter().collect()
     }
 
     pub fn get_uploading(
@@ -151,10 +221,18 @@ impl CacheFile {
         Ok(())
     }
 
-    pub fn clear(self) -> io::Result<()> {
-        fs::remove_file(&self.file_name)?;
+    fn remove(path: &Path) -> io::Result<()> {
+        fs::remove_file(path)?;
 
-        trace!("removed {:?}", self.file_name.display());
+        trace!("removed {:?}", path.display());
         Ok(())
     }
+
+    pub fn clear_any(args: &Cli) {
+        let _ = Self::remove(&Self::cache_file(args));
+    }
+
+    pub fn discard(self) -> io::Result<()> {
+        Self::remove(&self.file_name)
+    }
 }

src/cli.rs

@@ -1,11 +1,7 @@
-use std::{
-    convert::Infallible,
-    fmt,
-    hash::{DefaultHasher, Hash, Hasher},
-    io,
-    time::Duration,
-};
+use std::{convert::Infallible, fmt, io, time::Duration};
 
+use base64ct::{Base64UrlUnpadded, Encoding};
+use blake2b_simd::Params as Blake2b;
 use clap::{
     Parser,
     builder::{PossibleValuesParser, TypedValueParser},
@@ -18,7 +14,7 @@ use crate::{
     sharry::{NewShareRequest, Uri},
 };
 
-#[derive(Parser, Hash)]
+#[derive(Parser)]
 #[command(version, about, long_about = None)]
 pub struct Cli {
     /// Timeout in seconds for HTTP actions (set 0 or invalid to disable)
@@ -43,7 +39,7 @@ pub struct Cli {
 
     /// Name of the new share
     #[arg(short, long, default_value = "ShrUpl Upload", value_name = "TEXT")]
-    name: String,
+    share_name: String,
 
     /// Description of the new share
     #[arg(short, long, value_name = "TEXT")]
@@ -61,6 +57,10 @@ pub struct Cli {
     )]
     pub chunk_size: usize,
 
+    /// Don't hash files before uploading
+    #[arg(short, long)]
+    no_hash: bool,
+
     /// Increase output verbosity
     #[arg(short, long, action = clap::ArgAction::Count)]
     verbose: u8,
@@ -100,27 +100,47 @@ fn parse_sharry_file(data: &str) -> io::Result<Checked> {
     Checked::new(data)
 }
 
+fn sorted<T>(values: &[T]) -> Vec<&T>
+where
+    T: Ord,
+{
+    let mut refs: Vec<_> = values.iter().collect();
+    refs.sort_unstable();
+
+    refs
+}
+
 impl Cli {
-    #[must_use] pub fn get_timeout(&self) -> Option<Duration> {
+    #[must_use]
+    pub fn get_timeout(&self) -> Option<Duration> {
         (!self.timeout.is_zero()).then_some(self.timeout)
     }
 
-    #[must_use] pub fn get_uri(&self) -> Uri {
+    #[must_use]
+    pub fn get_uri(&self) -> Uri {
         Uri::new(&self.protocol, &self.url)
     }
 
-    #[must_use] pub fn may_retry(&self, tries: u32) -> bool {
+    #[must_use]
+    pub fn may_retry(&self, tries: u32) -> bool {
         match self.retry_limit {
             0 => true,
             limit => tries < limit,
         }
     }
 
-    #[must_use] pub fn get_share_request(&self) -> NewShareRequest {
-        NewShareRequest::new(&self.name, self.description.as_ref(), self.max_views)
+    #[must_use]
+    pub fn should_hash(&self) -> bool {
+        !self.no_hash
     }
 
-    #[must_use] pub fn get_level_filter(&self) -> LevelFilter {
+    #[must_use]
+    pub fn get_share_request(&self) -> NewShareRequest {
+        NewShareRequest::new(&self.share_name, self.description.as_ref(), self.max_views)
+    }
+
+    #[must_use]
+    pub fn get_level_filter(&self) -> LevelFilter {
         match self.verbose {
             0 => LevelFilter::Error,
             1 => LevelFilter::Warn,
@@ -134,17 +154,17 @@ impl Cli {
         self.files.iter().map(FileTrait::get_name).collect()
     }
 
-    #[must_use] pub fn get_hash(&self) -> String {
-        let file_refs = {
-            let mut refs: Vec<_> = self.files.iter().collect();
-            refs.sort_unstable();
+    #[must_use]
+    pub fn get_hash(&self) -> String {
+        let mut hasher = Blake2b::new().hash_length(16).to_state();
 
-            refs
-        };
+        hasher.update(self.get_uri().as_ref());
+        hasher.update(self.alias.as_bytes());
 
-        let mut hasher = DefaultHasher::new();
-        (self.get_uri(), &self.alias, file_refs).hash(&mut hasher);
+        for chk in sorted(&self.files) {
+            hasher.update(chk.as_ref());
+        }
 
-        format!("{:x}", hasher.finish())
+        Base64UrlUnpadded::encode_string(hasher.finalize().as_bytes())
     }
 }

src/file/checked.rs

@@ -11,15 +11,23 @@ use super::{FileTrait, Uploading};
 
 /// Description of an existing, regular file
 ///
-/// - impl Debug, Clone, Hash for `clap` compatibility
+/// - impl Clone for `clap` compatibility
 /// - impl serde for appstate caching
-/// - impl Ord to handle multiple files given
-#[derive(Debug, Clone, Hash, Serialize, Deserialize, PartialEq, Eq, PartialOrd, Ord)]
+/// - impl PartialEq..Ord to handle multiple files given
+#[derive(Debug, Clone, Serialize, Deserialize, PartialEq, Eq, PartialOrd, Ord)]
 pub struct Checked {
     /// canonical path to a regular file
     pub(super) path: PathBuf,
     /// size of that file
     pub(super) size: u64,
+    /// hash of that file
+    pub(super) hash: Option<String>,
+}
+
+impl AsRef<[u8]> for Checked {
+    fn as_ref(&self) -> &[u8] {
+        self.path.as_os_str().as_encoded_bytes()
+    }
 }
 
 impl Checked {
@@ -35,6 +43,7 @@ impl Checked {
             Ok(Self {
                 path: fs::canonicalize(&value)?,
                 size: meta.len(),
+                hash: None,
             })
         } else {
             Err(io::Error::new(
@@ -44,6 +53,19 @@ impl Checked {
         }
     }
 
+    pub fn hash(&mut self, f: impl Fn(u64)) -> io::Result<()> {
+        if self.hash.is_some() {
+            return Err(io::Error::other(format!(
+                "file {:?} is already hashed!",
+                self.path.display()
+            )));
+        }
+
+        self.hash = Some(super::compute_file_hash(&self.path, self.size, f)?);
+
+        Ok(())
+    }
+
     /// start uploading this file
     ///
     /// - tries to create a new entry in a share
@@ -62,7 +84,7 @@ impl Checked {
     ) -> error::Result<Uploading> {
         let file_id = client.file_create(uri, alias_id, share_id, &self)?;
 
-        Ok(Uploading::new(self.path, self.size, file_id))
+        Ok(Uploading::new(self.path, self.size, self.hash, file_id))
     }
 }
 
@@ -78,4 +100,8 @@ impl<'t> FileTrait<'t> for Checked {
     fn get_size(&self) -> u64 {
         self.size
     }
+
+    fn check_hash(&self, on_progress: impl Fn(u64)) -> io::Result<bool> {
+        super::check_file_hash(&self.path, self.size, self.hash.as_ref(), on_progress)
+    }
 }

src/file/mod.rs

@@ -2,12 +2,66 @@ mod checked;
 mod chunk;
 mod uploading;
 
-use std::{ffi::OsStr, path::Path};
+use std::{
+    ffi::OsStr,
+    fs,
+    io::{self, Read},
+    path::Path,
+};
+
+use base64ct::{Base64, Encoding};
+use blake2b_simd::Params as Blake2b;
 
 pub use checked::Checked;
 pub use chunk::Chunk;
+use log::debug;
 pub use uploading::Uploading;
 
+fn compute_file_hash(path: &Path, size: u64, on_progress: impl Fn(u64)) -> io::Result<String> {
+    let mut file = fs::File::open(path)?;
+    let mut hasher = Blake2b::new().hash_length(64).to_state();
+
+    let mut buf = vec![0u8; 4 * 1024 * 1024];
+    let mut bytes_read = 0;
+
+    loop {
+        let n = file.read(&mut buf)?;
+        if n == 0 {
+            break;
+        }
+        hasher.update(&buf[..n]);
+
+        bytes_read += n as u64;
+        on_progress(n as u64);
+    }
+
+    if bytes_read != size {
+        return Err(io::Error::other(format!(
+            "Hashed {bytes_read:?} bytes, known file size {size:?}!"
+        )));
+    }
+
+    let result = Base64::encode_string(hasher.finalize().as_bytes());
+    debug!("hashed {:?}: {result:?}", path.display());
+    Ok(result)
+}
+
+fn check_file_hash(
+    path: &Path,
+    size: u64,
+    hash: Option<&String>,
+    on_progress: impl Fn(u64),
+) -> io::Result<bool> {
+    let Some(hash) = hash else {
+        debug!("no hash to check for {:?}!", path.display());
+        return Ok(false);
+    };
+
+    let result = *hash == compute_file_hash(path, size, on_progress)?;
+    debug!("matches {:?}: {result:?}", *hash);
+    Ok(result)
+}
+
 pub trait FileTrait<'t> {
     /// extract the filename part of a `Path` reference
     ///
@@ -25,4 +79,6 @@ pub trait FileTrait<'t> {
 
     /// get the file's size
     fn get_size(&self) -> u64;
+
+    fn check_hash(&self, on_progress: impl Fn(u64)) -> io::Result<bool>;
 }

src/file/uploading.rs

@@ -11,8 +11,12 @@ use super::{Checked, Chunk, FileTrait};
 
 #[derive(Serialize, Deserialize, Debug)]
 pub struct Uploading {
+    /// canonical path to a regular file
     path: PathBuf,
+    /// size of that file
     size: u64,
+    /// hash of that file
+    hash: Option<String>,
     file_id: String,
     #[serde(skip)]
     last_offset: Option<u64>,
@@ -20,10 +24,11 @@ pub struct Uploading {
 }
 
 impl Uploading {
-    pub(super) fn new(path: PathBuf, size: u64, file_id: String) -> Self {
+    pub(super) fn new(path: PathBuf, size: u64, hash: Option<String>, file_id: String) -> Self {
         Self {
             path,
             size,
+            hash,
             file_id,
             last_offset: None,
             offset: 0,
@@ -79,6 +84,7 @@ impl Uploading {
         Checked {
             path: self.path,
             size: self.size,
+            hash: self.hash,
         }
     }
 }
@@ -94,4 +100,8 @@ impl<'t> FileTrait<'t> for Uploading {
     fn get_size(&self) -> u64 {
         self.size
     }
+
+    fn check_hash(&self, on_progress: impl Fn(u64)) -> io::Result<bool> {
+        super::check_file_hash(&self.path, self.size, self.hash.as_ref(), on_progress)
+    }
 }

src/output.rs

@@ -2,6 +2,7 @@ use std::{fmt, process, sync::LazyLock};
 
 use console::{StyledObject, style};
 use dialoguer::{Select, theme::ColorfulTheme};
+use indicatif::{ProgressBar, ProgressStyle};
 use log::{error, info};
 
 type StaticStyled<'t> = LazyLock<StyledObject<&'t str>>;
@@ -42,6 +43,22 @@ where
     strs.iter().map(|&s| f(style(s)).to_string()).collect()
 }
 
+#[must_use]
+#[allow(clippy::missing_panics_doc)]
+pub fn new_progressbar() -> ProgressBar {
+    ProgressBar::hidden().with_style(
+        ProgressStyle::with_template(&format!(
+            concat!(
+                "{{bar:50.cyan/blue}} {{msg:.magenta}}: ",
+                "{{binary_bytes:.yellow}}{}{{binary_total_bytes:.yellow}} ",
+                "({{eta}})",
+            ),
+            style("/").magenta(),
+        ))
+        .expect("invalid style template"),
+    )
+}
+
 pub enum Log {}
 
 impl Log {

src/sharry/api.rs

@@ -3,28 +3,28 @@ use std::fmt;
 use log::trace;
 use serde::{Deserialize, Serialize};
 
-#[derive(Serialize, Deserialize, Debug, Hash)]
-pub struct Uri {
-    protocol: String,
-    base_url: String,
-}
+#[derive(Serialize, Deserialize, Debug)]
+pub struct Uri(String);
 
 impl fmt::Display for Uri {
     fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
-        write!(f, "{}://{}", self.protocol, self.base_url)
+        f.write_str(&self.0)
+    }
+}
+
+impl AsRef<[u8]> for Uri {
+    fn as_ref(&self) -> &[u8] {
+        self.0.as_bytes()
     }
 }
 
 impl Uri {
-    pub fn new(protocol: impl Into<String>, base_url: impl Into<String>) -> Self {
-        Self {
-            protocol: protocol.into(),
-            base_url: base_url.into(),
-        }
+    pub fn new(protocol: impl fmt::Display, base_url: impl fmt::Display) -> Self {
+        Self(format!("{protocol}://{base_url}"))
     }
 
     fn endpoint(&self, path: fmt::Arguments) -> String {
-        let uri = format!("{}://{}/api/v2/{path}", self.protocol, self.base_url);
+        let uri = format!("{}/api/v2/{path}", self.0);
         trace!("endpoint: {uri:?}");
         uri
     }