use std::io; use anyhow::bail;use git_repository as git; use crate::OutputFormat; #[cfg_attr(not(feature = "serde1"), allow(unused_variables))]pub fn info( repo: git::Repository, format: OutputFormat, out: impl io::Write, mut err: impl io::Write,) -> anyhow::Result<()> { if format == OutputFormat::Human { writeln!(err, "Only JSON is implemented - using that instead")?; } #[cfg_attr(feature = "serde1", derive(serde::Serialize))] pub struct Statistics { pub path: std::path::PathBuf, pub object_hash: String, pub use_multi_pack_index: bool, pub structure: Vec<git::odb::store::structure::Record>, pub metrics: git::odb::store::Metrics, } let store = repo.objects.store_ref(); let stats = Statistics { path: store.path().into(), object_hash: store.object_hash().to_string(), use_multi_pack_index: store.use_multi_pack_index(), structure: store.structure()?, metrics: store.metrics(), }; #[cfg(feature = "serde1")] { serde_json::to_writer_pretty(out, &stats)?; } Ok(())} pub mod statistics { use crate::OutputFormat; pub const PROGRESS_RANGE: std::ops::RangeInclusive<u8> = 0..=3; #[derive(Debug, Copy, Clone)] pub struct Options { pub format: OutputFormat, pub thread_limit: Option<usize>, }} #[cfg_attr(not(feature = "serde1"), allow(unused_variables))]pub fn statistics( repo: git::Repository, mut progress: impl git::Progress, out: impl io::Write, mut err: impl io::Write, statistics::Options { format, thread_limit }: statistics::Options,) -> anyhow::Result<()> { use bytesize::ByteSize; use git::odb::find; use git::odb::HeaderExt; if format == OutputFormat::Human { writeln!(err, "Only JSON is implemented - using that instead")?; } progress.init(None, git::progress::count("objects")); progress.set_name("counting"); let counter = progress.counter(); let start = std::time::Instant::now(); #[cfg_attr(feature = "serde1", derive(serde::Serialize))] #[derive(Default)] struct Statistics { total_objects: usize, loose_objects: usize, packed_objects: usize, packed_delta_objects: usize, total_delta_chain_length: u64, trees: usize, trees_size: ByteSize, tags: usize, tags_size: ByteSize, commits: usize, commits_size: ByteSize, blobs: usize, blobs_size: ByteSize, } impl Statistics { fn count(&mut self, kind: git::object::Kind, size: u64) { use git::object::Kind::*; match kind { Commit => { self.commits += 1; self.commits_size += size; } Tree => { self.trees += 1; self.trees_size += size; } Tag => { self.tags += 1; self.tags_size += size; } Blob => { self.blobs += 1; self.blobs_size += size; } } } fn consume(&mut self, item: git::odb::find::Header) { match item { find::Header::Loose { size, kind } => { self.loose_objects += 1; self.count(kind, size) } find::Header::Packed(packed) => { self.packed_objects += 1; self.packed_delta_objects += usize::from(packed.num_deltas > 0); self.total_delta_chain_length += packed.num_deltas as u64; self.count(packed.kind, packed.object_size); } } } } #[derive(Default)] struct Reduce { stats: Statistics, } impl git::parallel::Reduce for Reduce { type Input = Result<Vec<git::odb::find::Header>, anyhow::Error>; type FeedProduce = (); type Output = Statistics; type Error = anyhow::Error; fn feed(&mut self, items: Self::Input) -> Result<Self::FeedProduce, Self::Error> { for item in items? { self.stats.consume(item); } Ok(()) } fn finalize(mut self) -> Result<Self::Output, Self::Error> { self.stats.total_objects = self.stats.loose_objects + self.stats.packed_objects; Ok(self.stats) } } let cancelled = || anyhow::anyhow!("Cancelled by user"); let object_ids = repo.objects.store_ref().iter()?.filter_map(Result::ok); let chunk_size = 1_000; let stats = if git::parallel::num_threads(thread_limit) > 1 { git::parallel::in_parallel( git::interrupt::Iter::new( git::features::iter::Chunks { inner: object_ids, size: chunk_size, }, cancelled, ), thread_limit, move |_| (repo.objects.clone().into_inner(), counter.clone()), |ids, (handle, counter)| { let ids = ids?; if let Some(counter) = counter { counter.fetch_add(ids.len(), std::sync::atomic::Ordering::SeqCst); } let out = ids .into_iter() .map(|id| handle.header(id)) .collect::<Result<Vec<_>, _>>()?; Ok(out) }, Reduce::default(), )? } else { let mut stats = Statistics::default(); for (count, id) in object_ids.enumerate() { if count % chunk_size == 0 && git::interrupt::is_triggered() { return Err(cancelled()); } stats.consume(repo.objects.header(id)?); progress.inc(); } stats }; progress.show_throughput(start); #[cfg(feature = "serde1")] { serde_json::to_writer_pretty(out, &stats)?; } Ok(())} pub fn entries(repo: git::Repository, format: OutputFormat, mut out: impl io::Write) -> anyhow::Result<()> { if format != OutputFormat::Human { bail!("Only human output format is supported at the moment"); } for object in repo.objects.iter()? { let object = object?; writeln!(out, "{}", object)?; } Ok(())}
use std::io;
use anyhow::bail;
use git_repository as git;
use crate::OutputFormat;
#[cfg_attr(not(feature = "serde1"), allow(unused_variables))]
pub fn info(
repo: git::Repository,
format: OutputFormat,
out: impl io::Write,
mut err: impl io::Write,
) -> anyhow::Result<()> {
if format == OutputFormat::Human {
writeln!(err, "Only JSON is implemented - using that instead")?;
}
#[cfg_attr(feature = "serde1", derive(serde::Serialize))]
pub struct Statistics {
pub path: std::path::PathBuf,
pub object_hash: String,
pub use_multi_pack_index: bool,
pub structure: Vec<git::odb::store::structure::Record>,
pub metrics: git::odb::store::Metrics,
}
let store = repo.objects.store_ref();
let stats = Statistics {
path: store.path().into(),
object_hash: store.object_hash().to_string(),
use_multi_pack_index: store.use_multi_pack_index(),
structure: store.structure()?,
metrics: store.metrics(),
};
#[cfg(feature = "serde1")]
{
serde_json::to_writer_pretty(out, &stats)?;
}
Ok(())
}
pub mod statistics {
use crate::OutputFormat;
pub const PROGRESS_RANGE: std::ops::RangeInclusive<u8> = 0..=3;
#[derive(Debug, Copy, Clone)]
pub struct Options {
pub format: OutputFormat,
pub thread_limit: Option<usize>,
}
}
#[cfg_attr(not(feature = "serde1"), allow(unused_variables))]
pub fn statistics(
repo: git::Repository,
mut progress: impl git::Progress,
out: impl io::Write,
mut err: impl io::Write,
statistics::Options { format, thread_limit }: statistics::Options,
) -> anyhow::Result<()> {
use bytesize::ByteSize;
use git::odb::find;
use git::odb::HeaderExt;
if format == OutputFormat::Human {
writeln!(err, "Only JSON is implemented - using that instead")?;
}
progress.init(None, git::progress::count("objects"));
progress.set_name("counting");
let counter = progress.counter();
let start = std::time::Instant::now();
#[cfg_attr(feature = "serde1", derive(serde::Serialize))]
#[derive(Default)]
struct Statistics {
total_objects: usize,
loose_objects: usize,
packed_objects: usize,
packed_delta_objects: usize,
total_delta_chain_length: u64,
trees: usize,
trees_size: ByteSize,
tags: usize,
tags_size: ByteSize,
commits: usize,
commits_size: ByteSize,
blobs: usize,
blobs_size: ByteSize,
}
impl Statistics {
fn count(&mut self, kind: git::object::Kind, size: u64) {
use git::object::Kind::*;
match kind {
Commit => {
self.commits += 1;
self.commits_size += size;
}
Tree => {
self.trees += 1;
self.trees_size += size;
}
Tag => {
self.tags += 1;
self.tags_size += size;
}
Blob => {
self.blobs += 1;
self.blobs_size += size;
}
}
}
fn consume(&mut self, item: git::odb::find::Header) {
match item {
find::Header::Loose { size, kind } => {
self.loose_objects += 1;
self.count(kind, size)
}
find::Header::Packed(packed) => {
self.packed_objects += 1;
self.packed_delta_objects += usize::from(packed.num_deltas > 0);
self.total_delta_chain_length += packed.num_deltas as u64;
self.count(packed.kind, packed.object_size);
}
}
}
}
#[derive(Default)]
struct Reduce {
stats: Statistics,
}
impl git::parallel::Reduce for Reduce {
type Input = Result<Vec<git::odb::find::Header>, anyhow::Error>;
type FeedProduce = ();
type Output = Statistics;
type Error = anyhow::Error;
fn feed(&mut self, items: Self::Input) -> Result<Self::FeedProduce, Self::Error> {
for item in items? {
self.stats.consume(item);
}
Ok(())
}
fn finalize(mut self) -> Result<Self::Output, Self::Error> {
self.stats.total_objects = self.stats.loose_objects + self.stats.packed_objects;
Ok(self.stats)
}
}
let cancelled = || anyhow::anyhow!("Cancelled by user");
let object_ids = repo.objects.store_ref().iter()?.filter_map(Result::ok);
let chunk_size = 1_000;
let stats = if git::parallel::num_threads(thread_limit) > 1 {
git::parallel::in_parallel(
git::interrupt::Iter::new(
git::features::iter::Chunks {
inner: object_ids,
size: chunk_size,
},
cancelled,
),
thread_limit,
move |_| (repo.objects.clone().into_inner(), counter.clone()),
|ids, (handle, counter)| {
let ids = ids?;
if let Some(counter) = counter {
counter.fetch_add(ids.len(), std::sync::atomic::Ordering::SeqCst);
}
let out = ids
.into_iter()
.map(|id| handle.header(id))
.collect::<Result<Vec<_>, _>>()?;
Ok(out)
},
Reduce::default(),
)?
} else {
let mut stats = Statistics::default();
for (count, id) in object_ids.enumerate() {
if count % chunk_size == 0 && git::interrupt::is_triggered() {
return Err(cancelled());
}
stats.consume(repo.objects.header(id)?);
progress.inc();
}
stats
};
progress.show_throughput(start);
#[cfg(feature = "serde1")]
{
serde_json::to_writer_pretty(out, &stats)?;
}
Ok(())
}
pub fn entries(repo: git::Repository, format: OutputFormat, mut out: impl io::Write) -> anyhow::Result<()> {
if format != OutputFormat::Human {
bail!("Only human output format is supported at the moment");
}
for object in repo.objects.iter()? {
let object = object?;
writeln!(out, "{}", object)?;
}
Ok(())
}