Added file sorter Started skeleton for fs walker Fortune for enumerate-ordered's current commit: Blessing − 吉master
commit
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GPG Key ID:
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||||||
|
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||||
|
checksum = "4dc9e0dc2adc1c69d09143aff38d3d30c5c3f0df0dad82e6d25547af174ebec0"
|
||||||
|
dependencies = [
|
||||||
|
"cfg-if",
|
||||||
|
"libc",
|
||||||
|
"redox_syscall",
|
||||||
|
"smallvec",
|
||||||
|
"windows-sys",
|
||||||
|
]
|
||||||
|
|
||||||
|
[[package]]
|
||||||
|
name = "pin-project-lite"
|
||||||
|
version = "0.2.9"
|
||||||
|
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||||
|
checksum = "e0a7ae3ac2f1173085d398531c705756c94a4c56843785df85a60c1a0afac116"
|
||||||
|
|
||||||
|
[[package]]
|
||||||
|
name = "pin-utils"
|
||||||
|
version = "0.1.0"
|
||||||
|
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||||
|
checksum = "8b870d8c151b6f2fb93e84a13146138f05d02ed11c7e7c54f8826aaaf7c9f184"
|
||||||
|
|
||||||
|
[[package]]
|
||||||
|
name = "pretty_env_logger"
|
||||||
|
version = "0.4.0"
|
||||||
|
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||||
|
checksum = "926d36b9553851b8b0005f1275891b392ee4d2d833852c417ed025477350fb9d"
|
||||||
|
dependencies = [
|
||||||
|
"env_logger",
|
||||||
|
"log",
|
||||||
|
]
|
||||||
|
|
||||||
|
[[package]]
|
||||||
|
name = "proc-macro2"
|
||||||
|
version = "1.0.47"
|
||||||
|
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||||
|
checksum = "5ea3d908b0e36316caf9e9e2c4625cdde190a7e6f440d794667ed17a1855e725"
|
||||||
|
dependencies = [
|
||||||
|
"unicode-ident",
|
||||||
|
]
|
||||||
|
|
||||||
|
[[package]]
|
||||||
|
name = "quick-error"
|
||||||
|
version = "1.2.3"
|
||||||
|
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||||
|
checksum = "a1d01941d82fa2ab50be1e79e6714289dd7cde78eba4c074bc5a4374f650dfe0"
|
||||||
|
|
||||||
|
[[package]]
|
||||||
|
name = "quote"
|
||||||
|
version = "1.0.21"
|
||||||
|
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||||
|
checksum = "bbe448f377a7d6961e30f5955f9b8d106c3f5e449d493ee1b125c1d43c2b5179"
|
||||||
|
dependencies = [
|
||||||
|
"proc-macro2",
|
||||||
|
]
|
||||||
|
|
||||||
|
[[package]]
|
||||||
|
name = "redox_syscall"
|
||||||
|
version = "0.2.16"
|
||||||
|
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||||
|
checksum = "fb5a58c1855b4b6819d59012155603f0b22ad30cad752600aadfcb695265519a"
|
||||||
|
dependencies = [
|
||||||
|
"bitflags",
|
||||||
|
]
|
||||||
|
|
||||||
|
[[package]]
|
||||||
|
name = "regex"
|
||||||
|
version = "1.7.0"
|
||||||
|
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||||
|
checksum = "e076559ef8e241f2ae3479e36f97bd5741c0330689e217ad51ce2c76808b868a"
|
||||||
|
dependencies = [
|
||||||
|
"aho-corasick",
|
||||||
|
"memchr",
|
||||||
|
"regex-syntax",
|
||||||
|
]
|
||||||
|
|
||||||
|
[[package]]
|
||||||
|
name = "regex-syntax"
|
||||||
|
version = "0.6.28"
|
||||||
|
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||||
|
checksum = "456c603be3e8d448b072f410900c09faf164fbce2d480456f50eea6e25f9c848"
|
||||||
|
|
||||||
|
[[package]]
|
||||||
|
name = "rustc-demangle"
|
||||||
|
version = "0.1.21"
|
||||||
|
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||||
|
checksum = "7ef03e0a2b150c7a90d01faf6254c9c48a41e95fb2a8c2ac1c6f0d2b9aefc342"
|
||||||
|
|
||||||
|
[[package]]
|
||||||
|
name = "scopeguard"
|
||||||
|
version = "1.1.0"
|
||||||
|
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||||
|
checksum = "d29ab0c6d3fc0ee92fe66e2d99f700eab17a8d57d1c1d3b748380fb20baa78cd"
|
||||||
|
|
||||||
|
[[package]]
|
||||||
|
name = "signal-hook-registry"
|
||||||
|
version = "1.4.0"
|
||||||
|
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||||
|
checksum = "e51e73328dc4ac0c7ccbda3a494dfa03df1de2f46018127f60c693f2648455b0"
|
||||||
|
dependencies = [
|
||||||
|
"libc",
|
||||||
|
]
|
||||||
|
|
||||||
|
[[package]]
|
||||||
|
name = "slab"
|
||||||
|
version = "0.4.7"
|
||||||
|
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||||
|
checksum = "4614a76b2a8be0058caa9dbbaf66d988527d86d003c11a94fbd335d7661edcef"
|
||||||
|
dependencies = [
|
||||||
|
"autocfg",
|
||||||
|
]
|
||||||
|
|
||||||
|
[[package]]
|
||||||
|
name = "smallvec"
|
||||||
|
version = "1.10.0"
|
||||||
|
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||||
|
checksum = "a507befe795404456341dfab10cef66ead4c041f62b8b11bbb92bffe5d0953e0"
|
||||||
|
|
||||||
|
[[package]]
|
||||||
|
name = "socket2"
|
||||||
|
version = "0.4.7"
|
||||||
|
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||||
|
checksum = "02e2d2db9033d13a1567121ddd7a095ee144db4e1ca1b1bda3419bc0da294ebd"
|
||||||
|
dependencies = [
|
||||||
|
"libc",
|
||||||
|
"winapi",
|
||||||
|
]
|
||||||
|
|
||||||
|
[[package]]
|
||||||
|
name = "syn"
|
||||||
|
version = "1.0.103"
|
||||||
|
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||||
|
checksum = "a864042229133ada95abf3b54fdc62ef5ccabe9515b64717bcb9a1919e59445d"
|
||||||
|
dependencies = [
|
||||||
|
"proc-macro2",
|
||||||
|
"quote",
|
||||||
|
"unicode-ident",
|
||||||
|
]
|
||||||
|
|
||||||
|
[[package]]
|
||||||
|
name = "termcolor"
|
||||||
|
version = "1.1.3"
|
||||||
|
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||||
|
checksum = "bab24d30b911b2376f3a13cc2cd443142f0c81dda04c118693e35b3835757755"
|
||||||
|
dependencies = [
|
||||||
|
"winapi-util",
|
||||||
|
]
|
||||||
|
|
||||||
|
[[package]]
|
||||||
|
name = "tokio"
|
||||||
|
version = "1.22.0"
|
||||||
|
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||||
|
checksum = "d76ce4a75fb488c605c54bf610f221cea8b0dafb53333c1a67e8ee199dcd2ae3"
|
||||||
|
dependencies = [
|
||||||
|
"autocfg",
|
||||||
|
"bytes",
|
||||||
|
"libc",
|
||||||
|
"memchr",
|
||||||
|
"mio",
|
||||||
|
"num_cpus",
|
||||||
|
"parking_lot",
|
||||||
|
"pin-project-lite",
|
||||||
|
"signal-hook-registry",
|
||||||
|
"socket2",
|
||||||
|
"tokio-macros",
|
||||||
|
"winapi",
|
||||||
|
]
|
||||||
|
|
||||||
|
[[package]]
|
||||||
|
name = "tokio-macros"
|
||||||
|
version = "1.8.0"
|
||||||
|
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||||
|
checksum = "9724f9a975fb987ef7a3cd9be0350edcbe130698af5b8f7a631e23d42d052484"
|
||||||
|
dependencies = [
|
||||||
|
"proc-macro2",
|
||||||
|
"quote",
|
||||||
|
"syn",
|
||||||
|
]
|
||||||
|
|
||||||
|
[[package]]
|
||||||
|
name = "tokio-stream"
|
||||||
|
version = "0.1.11"
|
||||||
|
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||||
|
checksum = "d660770404473ccd7bc9f8b28494a811bc18542b915c0855c51e8f419d5223ce"
|
||||||
|
dependencies = [
|
||||||
|
"futures-core",
|
||||||
|
"pin-project-lite",
|
||||||
|
"tokio",
|
||||||
|
"tokio-util",
|
||||||
|
]
|
||||||
|
|
||||||
|
[[package]]
|
||||||
|
name = "tokio-util"
|
||||||
|
version = "0.7.4"
|
||||||
|
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||||
|
checksum = "0bb2e075f03b3d66d8d8785356224ba688d2906a371015e225beeb65ca92c740"
|
||||||
|
dependencies = [
|
||||||
|
"bytes",
|
||||||
|
"futures-core",
|
||||||
|
"futures-sink",
|
||||||
|
"pin-project-lite",
|
||||||
|
"tokio",
|
||||||
|
]
|
||||||
|
|
||||||
|
[[package]]
|
||||||
|
name = "unicode-ident"
|
||||||
|
version = "1.0.5"
|
||||||
|
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||||
|
checksum = "6ceab39d59e4c9499d4e5a8ee0e2735b891bb7308ac83dfb4e80cad195c9f6f3"
|
||||||
|
|
||||||
|
[[package]]
|
||||||
|
name = "wasi"
|
||||||
|
version = "0.11.0+wasi-snapshot-preview1"
|
||||||
|
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||||
|
checksum = "9c8d87e72b64a3b4db28d11ce29237c246188f4f51057d65a7eab63b7987e423"
|
||||||
|
|
||||||
|
[[package]]
|
||||||
|
name = "winapi"
|
||||||
|
version = "0.3.9"
|
||||||
|
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||||
|
checksum = "5c839a674fcd7a98952e593242ea400abe93992746761e38641405d28b00f419"
|
||||||
|
dependencies = [
|
||||||
|
"winapi-i686-pc-windows-gnu",
|
||||||
|
"winapi-x86_64-pc-windows-gnu",
|
||||||
|
]
|
||||||
|
|
||||||
|
[[package]]
|
||||||
|
name = "winapi-i686-pc-windows-gnu"
|
||||||
|
version = "0.4.0"
|
||||||
|
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||||
|
checksum = "ac3b87c63620426dd9b991e5ce0329eff545bccbbb34f3be09ff6fb6ab51b7b6"
|
||||||
|
|
||||||
|
[[package]]
|
||||||
|
name = "winapi-util"
|
||||||
|
version = "0.1.5"
|
||||||
|
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||||
|
checksum = "70ec6ce85bb158151cae5e5c87f95a8e97d2c0c4b001223f33a334e3ce5de178"
|
||||||
|
dependencies = [
|
||||||
|
"winapi",
|
||||||
|
]
|
||||||
|
|
||||||
|
[[package]]
|
||||||
|
name = "winapi-x86_64-pc-windows-gnu"
|
||||||
|
version = "0.4.0"
|
||||||
|
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||||
|
checksum = "712e227841d057c1ee1cd2fb22fa7e5a5461ae8e48fa2ca79ec42cfc1931183f"
|
||||||
|
|
||||||
|
[[package]]
|
||||||
|
name = "windows-sys"
|
||||||
|
version = "0.42.0"
|
||||||
|
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||||
|
checksum = "5a3e1820f08b8513f676f7ab6c1f99ff312fb97b553d30ff4dd86f9f15728aa7"
|
||||||
|
dependencies = [
|
||||||
|
"windows_aarch64_gnullvm",
|
||||||
|
"windows_aarch64_msvc",
|
||||||
|
"windows_i686_gnu",
|
||||||
|
"windows_i686_msvc",
|
||||||
|
"windows_x86_64_gnu",
|
||||||
|
"windows_x86_64_gnullvm",
|
||||||
|
"windows_x86_64_msvc",
|
||||||
|
]
|
||||||
|
|
||||||
|
[[package]]
|
||||||
|
name = "windows_aarch64_gnullvm"
|
||||||
|
version = "0.42.0"
|
||||||
|
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||||
|
checksum = "41d2aa71f6f0cbe00ae5167d90ef3cfe66527d6f613ca78ac8024c3ccab9a19e"
|
||||||
|
|
||||||
|
[[package]]
|
||||||
|
name = "windows_aarch64_msvc"
|
||||||
|
version = "0.42.0"
|
||||||
|
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||||
|
checksum = "dd0f252f5a35cac83d6311b2e795981f5ee6e67eb1f9a7f64eb4500fbc4dcdb4"
|
||||||
|
|
||||||
|
[[package]]
|
||||||
|
name = "windows_i686_gnu"
|
||||||
|
version = "0.42.0"
|
||||||
|
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||||
|
checksum = "fbeae19f6716841636c28d695375df17562ca208b2b7d0dc47635a50ae6c5de7"
|
||||||
|
|
||||||
|
[[package]]
|
||||||
|
name = "windows_i686_msvc"
|
||||||
|
version = "0.42.0"
|
||||||
|
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||||
|
checksum = "84c12f65daa39dd2babe6e442988fc329d6243fdce47d7d2d155b8d874862246"
|
||||||
|
|
||||||
|
[[package]]
|
||||||
|
name = "windows_x86_64_gnu"
|
||||||
|
version = "0.42.0"
|
||||||
|
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||||
|
checksum = "bf7b1b21b5362cbc318f686150e5bcea75ecedc74dd157d874d754a2ca44b0ed"
|
||||||
|
|
||||||
|
[[package]]
|
||||||
|
name = "windows_x86_64_gnullvm"
|
||||||
|
version = "0.42.0"
|
||||||
|
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||||
|
checksum = "09d525d2ba30eeb3297665bd434a54297e4170c7f1a44cad4ef58095b4cd2028"
|
||||||
|
|
||||||
|
[[package]]
|
||||||
|
name = "windows_x86_64_msvc"
|
||||||
|
version = "0.42.0"
|
||||||
|
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||||
|
checksum = "f40009d85759725a34da6d89a94e63d7bdc50a862acf0dbc7c8e488f1edcb6f5"
|
||||||
@ -0,0 +1,14 @@
|
|||||||
|
[package]
|
||||||
|
name = "enumerate-ordered"
|
||||||
|
version = "0.1.0"
|
||||||
|
edition = "2021"
|
||||||
|
|
||||||
|
# See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
|
||||||
|
|
||||||
|
[dependencies]
|
||||||
|
color-eyre = { version = "0.6.2", default-features = false }
|
||||||
|
futures = "0.3.25"
|
||||||
|
log = "0.4.17"
|
||||||
|
pretty_env_logger = "0.4.0"
|
||||||
|
tokio = { version = "1.22.0", features = ["full"] }
|
||||||
|
tokio-stream = { version = "0.1.11", features = ["sync", "fs", "io-util", "net", "signal", "tokio-util"] }
|
||||||
@ -0,0 +1,87 @@
|
|||||||
|
|
||||||
|
#[macro_use] extern crate log;
|
||||||
|
|
||||||
|
use color_eyre::{
|
||||||
|
eyre::{
|
||||||
|
self,
|
||||||
|
eyre,
|
||||||
|
WrapErr as _,
|
||||||
|
},
|
||||||
|
SectionExt as _,
|
||||||
|
Help as _,
|
||||||
|
};
|
||||||
|
use tokio::{
|
||||||
|
sync::{
|
||||||
|
mpsc,
|
||||||
|
},
|
||||||
|
};
|
||||||
|
|
||||||
|
mod order;
|
||||||
|
mod work;
|
||||||
|
mod walk;
|
||||||
|
|
||||||
|
fn init_logging() -> eyre::Result<()>
|
||||||
|
{
|
||||||
|
color_eyre::install()?;
|
||||||
|
pretty_env_logger::init();
|
||||||
|
Ok(())
|
||||||
|
}
|
||||||
|
|
||||||
|
async fn work_on(cfg: work::Config, mut into: mpsc::Receiver<work::FileInfo>) -> eyre::Result<work::FSTimeMap>
|
||||||
|
{
|
||||||
|
use work::*;
|
||||||
|
let mut map = FSTimeMap::new(cfg);
|
||||||
|
while let Some(file) = into.recv().await {
|
||||||
|
if cfg!(debug_assertions) {
|
||||||
|
trace!("insert +{}", map.len());
|
||||||
|
}
|
||||||
|
map.insert(file);
|
||||||
|
}
|
||||||
|
Ok(map)
|
||||||
|
}
|
||||||
|
|
||||||
|
|
||||||
|
#[tokio::main]
|
||||||
|
async fn main() -> eyre::Result<()> {
|
||||||
|
init_logging().wrap_err("Failed to set logging handlers")?;
|
||||||
|
|
||||||
|
let (tx, rx) = mpsc::channel(4096);
|
||||||
|
|
||||||
|
// Spin up ordering task.
|
||||||
|
let ordering = tokio::spawn(async move {
|
||||||
|
trace!("spun up ordering backing thread");
|
||||||
|
work_on(Default::default(), rx).await //TODO: Parse config from args
|
||||||
|
});
|
||||||
|
|
||||||
|
trace!("Starting recursive walk of input locations");
|
||||||
|
//TODO: Trace directory trees from paths in `args` and/or `stdin` and pass results to `tx`
|
||||||
|
|
||||||
|
|
||||||
|
let set = ordering.await.wrap_err("Ordering task panic")?
|
||||||
|
.wrap_err(eyre!("Failed to collect ordered files"))?;
|
||||||
|
|
||||||
|
tokio::task::spawn_blocking(move || -> eyre::Result<()> {
|
||||||
|
use std::io::Write;
|
||||||
|
use std::os::unix::prelude::*;
|
||||||
|
let mut stdout = {
|
||||||
|
let lock = std::io::stdout().lock();
|
||||||
|
std::io::BufWriter::new(lock)
|
||||||
|
};
|
||||||
|
|
||||||
|
for info in set.into_iter()
|
||||||
|
{
|
||||||
|
stdout.write_all(info.path().as_os_str().as_bytes())
|
||||||
|
.and_then(|_| stdout.write_all(&[b'\n']))
|
||||||
|
.wrap_err("Failed to write raw pathname for entry to stdout")
|
||||||
|
.with_context(|| format!("{:?}", info.path()).header("Pathname was"))?;
|
||||||
|
}
|
||||||
|
|
||||||
|
stdout.flush().wrap_err("Failed to flush buffered output to stdout")?;
|
||||||
|
Ok(())
|
||||||
|
}).await.wrap_err("Writer task panic")?
|
||||||
|
.wrap_err("Failed to write results to stdout")?;
|
||||||
|
|
||||||
|
trace!("Finished output task");
|
||||||
|
|
||||||
|
Ok(())
|
||||||
|
}
|
||||||
@ -0,0 +1,137 @@
|
|||||||
|
//! Ordered value wrapper
|
||||||
|
use super::*;
|
||||||
|
use std::{
|
||||||
|
cmp::Ordering,
|
||||||
|
marker::PhantomData,
|
||||||
|
borrow::{
|
||||||
|
Borrow, BorrowMut,
|
||||||
|
},
|
||||||
|
ops,
|
||||||
|
};
|
||||||
|
|
||||||
|
/// Provides external absolute ordering for references to type `T`.
|
||||||
|
pub trait Orderer<T: ?Sized>
|
||||||
|
{
|
||||||
|
fn order(a: &T, b: &T) -> Ordering;
|
||||||
|
}
|
||||||
|
|
||||||
|
/// The default `Orderer<T>` used in `Ordered<T>`.
|
||||||
|
/// Implemented for all `T: Ord`.
|
||||||
|
#[derive(Debug, Clone, PartialEq, Eq, Hash, Copy, PartialOrd, Ord)]
|
||||||
|
pub enum DefaultOrderProvider{}
|
||||||
|
|
||||||
|
impl<T: ?Sized + Ord> Orderer<T> for DefaultOrderProvider
|
||||||
|
{
|
||||||
|
#[inline]
|
||||||
|
fn order(a: &T, b: &T) -> Ordering {
|
||||||
|
Ord::cmp(a, b)
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
/// Provides an external ordering for a value `T`
|
||||||
|
#[derive(Debug, Clone, Hash, Copy)]
|
||||||
|
pub struct Ordered<T: ?Sized, O: ?Sized + Orderer<T> = DefaultOrderProvider>(PhantomData<Box<O>>, T);
|
||||||
|
|
||||||
|
impl<T, O: ?Sized + Orderer<T>> Ordered<T, O>
|
||||||
|
{
|
||||||
|
#[inline]
|
||||||
|
pub fn new(value: T) -> Self
|
||||||
|
{
|
||||||
|
Self(PhantomData, value)
|
||||||
|
}
|
||||||
|
#[inline]
|
||||||
|
pub fn into_inner(self) -> T
|
||||||
|
{
|
||||||
|
self.1
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
impl<T: ?Sized, O: ?Sized + Orderer<T>> Ordered<T, O>
|
||||||
|
{
|
||||||
|
#[inline]
|
||||||
|
pub fn inner(&self) -> &T
|
||||||
|
{
|
||||||
|
&self.1
|
||||||
|
}
|
||||||
|
#[inline]
|
||||||
|
pub fn inner_mut(&mut self) -> &mut T
|
||||||
|
{
|
||||||
|
&mut self.1
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
impl<T: ?Sized, O: ?Sized + Orderer<T>> Borrow<T> for Ordered<T, O>
|
||||||
|
{
|
||||||
|
#[inline]
|
||||||
|
fn borrow(&self) -> &T {
|
||||||
|
self.inner()
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
impl<T: ?Sized, O: ?Sized + Orderer<T>> BorrowMut<T> for Ordered<T, O>
|
||||||
|
{
|
||||||
|
#[inline]
|
||||||
|
fn borrow_mut(&mut self) -> &mut T {
|
||||||
|
self.inner_mut()
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
impl<T: ?Sized, O: ?Sized + Orderer<T>> AsRef<T> for Ordered<T, O>
|
||||||
|
{
|
||||||
|
#[inline]
|
||||||
|
fn as_ref(&self) -> &T {
|
||||||
|
self.inner()
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
impl<T: ?Sized, O: ?Sized + Orderer<T>> AsMut<T> for Ordered<T, O>
|
||||||
|
{
|
||||||
|
#[inline]
|
||||||
|
fn as_mut(&mut self) -> &mut T {
|
||||||
|
self.inner_mut()
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
impl<T: ?Sized, O: ?Sized + Orderer<T>> ops::Deref for Ordered<T, O>
|
||||||
|
{
|
||||||
|
type Target = T;
|
||||||
|
#[inline]
|
||||||
|
fn deref(&self) -> &T {
|
||||||
|
self.inner()
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
impl<T: ?Sized, O: ?Sized + Orderer<T>> ops::DerefMut for Ordered<T, O>
|
||||||
|
{
|
||||||
|
#[inline]
|
||||||
|
fn deref_mut(&mut self) -> &mut T {
|
||||||
|
self.inner_mut()
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
impl<T: ?Sized, O: ?Sized> Eq for Ordered<T, O> where O: Orderer<T>{}
|
||||||
|
impl<T: ?Sized, O: ?Sized> PartialEq for Ordered<T, O>
|
||||||
|
where O: Orderer<T>
|
||||||
|
{
|
||||||
|
#[inline]
|
||||||
|
fn eq(&self, other: &Self) -> bool
|
||||||
|
{
|
||||||
|
O::order(&self.1, &other.1).is_eq()
|
||||||
|
}
|
||||||
|
}
|
||||||
|
impl<T: ?Sized, O: ?Sized> Ord for Ordered<T, O>
|
||||||
|
where O: Orderer<T>
|
||||||
|
{
|
||||||
|
#[inline]
|
||||||
|
fn cmp(&self, other: &Self) -> Ordering
|
||||||
|
{
|
||||||
|
O::order(&self.1, &other.1)
|
||||||
|
}
|
||||||
|
}
|
||||||
|
impl<T: ?Sized, O: ?Sized> PartialOrd for Ordered<T, O>
|
||||||
|
where O: Orderer<T>
|
||||||
|
{
|
||||||
|
fn partial_cmp(&self, other: &Self) -> Option<Ordering> {
|
||||||
|
Some(O::order(&self.1, &other.1))
|
||||||
|
}
|
||||||
|
}
|
||||||
@ -0,0 +1,117 @@
|
|||||||
|
//! Directory walking
|
||||||
|
use super::*;
|
||||||
|
use std::num::NonZeroUsize;
|
||||||
|
use std::{
|
||||||
|
sync::Arc,
|
||||||
|
path::{
|
||||||
|
Path, PathBuf,
|
||||||
|
},
|
||||||
|
};
|
||||||
|
use tokio::{
|
||||||
|
sync::{
|
||||||
|
RwLock,
|
||||||
|
Semaphore,
|
||||||
|
},
|
||||||
|
};
|
||||||
|
use futures::future::{
|
||||||
|
Future,
|
||||||
|
OptionFuture,
|
||||||
|
};
|
||||||
|
|
||||||
|
#[derive(Debug, Clone, PartialEq, Eq, Hash, PartialOrd, Ord, Default)]
|
||||||
|
pub struct Config
|
||||||
|
{
|
||||||
|
// None: unlimited. 0: no recursion
|
||||||
|
pub recursion_depth: Option<usize>,
|
||||||
|
// None: Unlimited tasks.
|
||||||
|
pub max_walkers: Option<NonZeroUsize>,
|
||||||
|
}
|
||||||
|
|
||||||
|
#[derive(Debug, Clone, PartialEq, Eq, Hash, PartialOrd, Ord)]
|
||||||
|
struct UniqueState
|
||||||
|
{
|
||||||
|
// Decrease with each new depth until 0 is hit then do not proceed.
|
||||||
|
recursion_depth: Option<usize>,
|
||||||
|
}
|
||||||
|
|
||||||
|
#[derive(Debug)]
|
||||||
|
struct SharedState
|
||||||
|
{
|
||||||
|
config: Config,
|
||||||
|
output_sender: mpsc::Sender<work::FileInfo>,
|
||||||
|
new_worker_semaphore: Option<Semaphore>,
|
||||||
|
}
|
||||||
|
|
||||||
|
#[derive(Debug, Clone)]
|
||||||
|
struct State {
|
||||||
|
/// Shared state for all iterations
|
||||||
|
shared: Arc<SharedState>, //TODO: XXX: *another* Arc slowdown...
|
||||||
|
/// State for current iteration
|
||||||
|
current: UniqueState,
|
||||||
|
}
|
||||||
|
|
||||||
|
/// Walk a single directory in the current task. Dispatch async results to `walk
|
||||||
|
async fn walk_directory(state: &State, whence: impl AsRef<Path>) -> eyre::Result<usize>
|
||||||
|
{
|
||||||
|
todo!("Walk to directory and output its files into `state`'s tx XXX: Does this function need to exist? We could just do this in walk_inner() directly: Explicit boxing doesn't need to be done as we're working with joinhandles and backing tasks")
|
||||||
|
}
|
||||||
|
|
||||||
|
/// This function is called recursively for each subdirectory in `whence` pertaining to the recursion rules.
|
||||||
|
/// The function should await all its spawned children *after* finishing its own work on files, **and** dropping its semaphore `_permit`. Otherwise deadlock could occour easily.
|
||||||
|
async fn walk_inner(state: State, whence: PathBuf) -> impl Future<Output = eyre::Result<usize>> + 'static
|
||||||
|
{
|
||||||
|
// Acquire permit *before* spawning.
|
||||||
|
let _permit = {
|
||||||
|
OptionFuture::from(state.shared.new_worker_semaphore.as_ref().map(|sem| sem.acquire())).map(|opt| match opt {
|
||||||
|
Some(Err(e)) => {
|
||||||
|
#[cold]
|
||||||
|
#[inline(never)]
|
||||||
|
fn _panic_permit(e: impl std::fmt::Display) -> ! {
|
||||||
|
panic!("Failed to attempt to acquire walker permit: {}", e)
|
||||||
|
}
|
||||||
|
_panic_permit(e)
|
||||||
|
},
|
||||||
|
Some(Ok(p)) => Some(p),
|
||||||
|
None => None,
|
||||||
|
})
|
||||||
|
}.await;
|
||||||
|
use futures::prelude::*;
|
||||||
|
async move {
|
||||||
|
let backing_res = tokio::spawn(async move {
|
||||||
|
// Move permit into task once acquires.
|
||||||
|
let _permit = _permit;
|
||||||
|
// Number of *files* sent to tx from this iteration.
|
||||||
|
let mut counted = 0usize;
|
||||||
|
// `JoinHandle<eyre::Result<size>>`s to recursion children
|
||||||
|
// XXX: Maybe use mpsc for this instead: We send the JoinHandle's to a rx being looped on in a `join!` in the outer `async move {}` scope at the same time as this one. When the sender is dropped, the channel will close. We can join each child of the stream concurrently with `futures` (probably?) and bubble up panics when they are found.
|
||||||
|
let mut children = Vec::new();
|
||||||
|
|
||||||
|
todo!("counted += walk_directory(&state, &whence).await, etc...");
|
||||||
|
Ok((counted, children))
|
||||||
|
}).await.expect("Panic in backing walker thread");
|
||||||
|
|
||||||
|
match backing_res {
|
||||||
|
Ok((counted, children)) => {
|
||||||
|
Ok(counted + futures::future::join_all(children.into_iter()).await.into_iter().sum::<usize>())
|
||||||
|
},
|
||||||
|
Err(e) => Err(e),
|
||||||
|
}
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
#[inline]
|
||||||
|
pub fn start_walk(cfg: Config, whence: impl AsRef<Path>, whereto: mpsc::Sender<work::FileInfo>) -> impl Future<Output = eyre::Result<usize>> + 'static
|
||||||
|
{
|
||||||
|
use futures::prelude::*;
|
||||||
|
walk_inner(State {
|
||||||
|
current: UniqueState {
|
||||||
|
recursion_depth: cfg.recursion_depth,
|
||||||
|
},
|
||||||
|
shared: Arc::new(SharedState {
|
||||||
|
output_sender: whereto,
|
||||||
|
new_worker_semaphore: cfg.max_walkers.as_ref().map(|max| Semaphore::new(max.get())),
|
||||||
|
config: cfg
|
||||||
|
}),
|
||||||
|
}, whence.as_ref().to_owned())
|
||||||
|
.flatten()
|
||||||
|
}
|
||||||
@ -0,0 +1,148 @@
|
|||||||
|
//! Works ordering the file system objects
|
||||||
|
use super::*;
|
||||||
|
use std::{
|
||||||
|
collections::BTreeSet,
|
||||||
|
path::{
|
||||||
|
PathBuf,
|
||||||
|
Path,
|
||||||
|
},
|
||||||
|
fs::Metadata,
|
||||||
|
sync::Arc,
|
||||||
|
};
|
||||||
|
|
||||||
|
#[derive(Debug, Clone, PartialEq, Eq, Hash, PartialOrd, Ord, Copy, Default)]
|
||||||
|
pub enum OrderBy
|
||||||
|
{
|
||||||
|
#[default]
|
||||||
|
CreationTime,
|
||||||
|
AccessTime,
|
||||||
|
ModifiedTime,
|
||||||
|
}
|
||||||
|
|
||||||
|
#[derive(Debug, PartialEq, Eq, PartialOrd, Ord, Hash, Default)]
|
||||||
|
pub struct Config
|
||||||
|
{
|
||||||
|
pub by: OrderBy,
|
||||||
|
}
|
||||||
|
|
||||||
|
/// Information from a file
|
||||||
|
#[derive(Debug, Clone)]
|
||||||
|
pub struct FileInfo
|
||||||
|
{
|
||||||
|
state: Arc<Config>, //TODO: XXX: This will be a *severe* slowdown... How can we have just a reference here? Thread local? `tokio::task_local!`? Global static?
|
||||||
|
path: PathBuf,
|
||||||
|
meta: Metadata,
|
||||||
|
}
|
||||||
|
|
||||||
|
impl FileInfo
|
||||||
|
{
|
||||||
|
/// Returns a factory function that produces `FileInfo`s with this config.
|
||||||
|
#[inline]
|
||||||
|
pub fn factory<'a, T: Into<Arc<Config>>>(config: T) -> impl Fn(PathBuf, Metadata) -> FileInfo + 'a
|
||||||
|
where T: 'a
|
||||||
|
{
|
||||||
|
let v = config.into();
|
||||||
|
move |path, meta| -> FileInfo {
|
||||||
|
FileInfo::new(Arc::clone(&v), path, meta)
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
#[inline]
|
||||||
|
pub fn new(config: impl Into<Arc<Config>>, path: PathBuf, meta: Metadata) -> Self
|
||||||
|
{
|
||||||
|
Self {
|
||||||
|
state: config.into(),
|
||||||
|
path, meta
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
#[inline]
|
||||||
|
pub fn path(&self) -> &Path
|
||||||
|
{
|
||||||
|
&self.path
|
||||||
|
}
|
||||||
|
|
||||||
|
#[inline]
|
||||||
|
pub fn metadata(&self) -> &Metadata
|
||||||
|
{
|
||||||
|
&self.meta
|
||||||
|
}
|
||||||
|
|
||||||
|
#[inline]
|
||||||
|
pub fn config(&self) -> &Config
|
||||||
|
{
|
||||||
|
&self.state
|
||||||
|
}
|
||||||
|
|
||||||
|
#[inline]
|
||||||
|
pub fn config_cell(&self) -> &Arc<Config>
|
||||||
|
{
|
||||||
|
&self.state
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
impl FileInfo
|
||||||
|
{
|
||||||
|
#[inline]
|
||||||
|
fn get_ordered_unix_time(&self) -> i64
|
||||||
|
{
|
||||||
|
use std::os::unix::prelude::*;
|
||||||
|
match self.state.by {
|
||||||
|
OrderBy::AccessTime => self.meta.atime(),
|
||||||
|
OrderBy::CreationTime => self.meta.ctime(),
|
||||||
|
OrderBy::ModifiedTime => self.meta.mtime(),
|
||||||
|
} //XXX: Should we support nsec precision?
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
impl order::Orderer<FileInfo> for FileInfo
|
||||||
|
{
|
||||||
|
#[inline(always)]
|
||||||
|
fn order(a: &FileInfo, b: &FileInfo) -> std::cmp::Ordering {
|
||||||
|
match Ord::cmp(&a.get_ordered_unix_time(), &b.get_ordered_unix_time()) {
|
||||||
|
std::cmp::Ordering::Equal => {
|
||||||
|
// If times are equal, compare by path to avoid all files with same timecode overwriting eachother.
|
||||||
|
Ord::cmp(a.path(), b.path())
|
||||||
|
//TODO: How to handle the `-R` case nested ordering... Uhh... Recursive interface for `FSTimeMap`, like `NestedFSTimeMap` or something?
|
||||||
|
},
|
||||||
|
non_eq => non_eq,
|
||||||
|
}
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
/// Maps files based on their time
|
||||||
|
#[derive(Debug, Clone, PartialEq, Eq, PartialOrd, Ord, Default)]
|
||||||
|
pub struct FSTimeMap(Arc<Config>, BTreeSet<order::Ordered<FileInfo, FileInfo>>);
|
||||||
|
|
||||||
|
impl FSTimeMap
|
||||||
|
{
|
||||||
|
#[inline]
|
||||||
|
pub fn new(config: impl Into<Config>) -> Self
|
||||||
|
{
|
||||||
|
Self(Arc::new(config.into()), BTreeSet::new())
|
||||||
|
}
|
||||||
|
|
||||||
|
#[inline]
|
||||||
|
pub fn iter(&self) -> impl Iterator<Item = &'_ FileInfo> + ExactSizeIterator + DoubleEndedIterator + std::iter::FusedIterator + '_
|
||||||
|
{
|
||||||
|
self.1.iter().map(|x| x.inner())
|
||||||
|
}
|
||||||
|
|
||||||
|
#[inline]
|
||||||
|
pub fn into_iter(self) -> impl Iterator<Item = FileInfo> + ExactSizeIterator + DoubleEndedIterator + std::iter::FusedIterator + 'static
|
||||||
|
{
|
||||||
|
self.1.into_iter().map(|x| x.into_inner())
|
||||||
|
}
|
||||||
|
|
||||||
|
#[inline]
|
||||||
|
pub fn insert(&mut self, file: FileInfo)
|
||||||
|
{
|
||||||
|
self.1.insert(order::Ordered::new(file));
|
||||||
|
}
|
||||||
|
|
||||||
|
#[inline]
|
||||||
|
pub fn len(&self) -> usize
|
||||||
|
{
|
||||||
|
self.1.len()
|
||||||
|
}
|
||||||
|
}
|
||||||
Loading…
Reference in new issue