OXYGENHUB
# 4294602ee66f oxygen / src / cli / sync.rs
35.6 KiB · Rust · last changed remote remove: remove all of the remote 25 days ago source blame history raw
fce44ae9 Andy McCall ↶ 1 
//! Commands that talk to remotes, and the reference server.
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use super::format::plural;
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use super::json;
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use super::open;
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use super::ui;
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use anyhow::{Context, Result};
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use oxy_core::repo::Repo;
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use std::path::PathBuf;
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pub fn clone(
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    url: &str,
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    dest: Option<PathBuf>,
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    max_blob: Option<&str>,
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    sparse: &[String],
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    depth: Option<u32>,
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    recursive: bool,
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) -> Result<i32> {
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    let dest = dest.unwrap_or_else(|| {
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        let base = url
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            .trim_end_matches('/')
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            .rsplit('/')
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            .next()
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            .unwrap_or("repo");
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        PathBuf::from(base)
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    });
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    let max_blob = max_blob.map(oxy_core::repo::parse_size).transpose()?;
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    let sp = ui::spinner(&format!("Cloning {url}…"));
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    let repo = match depth {
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        Some(d) => Repo::clone_shallow(url, &dest, d, max_blob, sparse)?,
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        None => Repo::clone_with(url, &dest, max_blob, sparse)?,
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    };
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    let heads = repo.bookmark_heads()?;
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    sp.done(&format!(
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        "{} into {} {}",
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        ui::done("Cloned"),
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        ui::path(repo.root().display()),
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        ui::dim(format!(
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            "({url}, {} with {})",
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            ui::bookmark(&repo.config.bookmark),
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            plural(heads.len(), "head")
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        ))
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    ));
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    let others = repo.remote_only_bookmarks()?.len();
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    if others > 0 {
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        println!(
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            "  {} {}",
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            ui::note(),
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            ui::dim(format!(
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                "origin has {} more: oxy bookmark list --all, then oxy bookmark switch NAME",
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                plural(others, "bookmark")
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            ))
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        );
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    }
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    let subrepos = repo.subrepos()?.len();
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    if subrepos == 0 {
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        return Ok(0);
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    }
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    if recursive {
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        let sp = ui::spinner("Cloning subrepos…");
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        let results = repo.submodule_update(true, &[])?;
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        sp.clear();
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        return Ok(print_subrepo_results(results));
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    }
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    println!(
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        "  {} {}",
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        ui::note(),
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        ui::dim(format!(
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            "{} not cloned: oxy submodule update --init (or clone with --recursive)",
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            plural(subrepos, "subrepo")
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        ))
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    );
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    Ok(0)
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}
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/// After a switch or pull: say when subrepos are not at their pins.
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pub fn subrepos_behind(repo: &Repo) {
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    let Ok(subs) = repo.subrepos() else {
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        return;
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    };
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    let stale = subs
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        .iter()
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        .filter(|s| s.committed && s.actual.as_ref() != Some(&s.pin))
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        .count();
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    if stale > 0 {
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        println!(
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            "  {} {}",
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            ui::note(),
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            ui::dim(format!(
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                "{} not at {} pin: oxy submodule update --init",
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                plural(stale, "subrepo"),
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                if stale == 1 { "its" } else { "their" }
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            ))
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        );
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    }
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}
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/// Whether a URL names a store (a bucket or a directory in the store
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/// layout) rather than a repository.
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fn is_store_url(url: &str) -> bool {
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    ["s3://", "gs://", "az://", "dir://"]
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        .iter()
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        .any(|p| url.starts_with(p))
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}
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/// Percent-encode what would break a query parameter.
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fn encode_param(v: &str) -> String {
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    let mut out = String::with_capacity(v.len());
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    for b in v.bytes() {
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        match b {
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            b'A'..=b'Z' | b'a'..=b'z' | b'0'..=b'9' | b'-' | b'_' | b'.' | b'~' | b'/' | b':' => {
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                out.push(b as char)
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            }
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            _ => out.push_str(&format!("%{b:02X}")),
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        }
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    }
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    out
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}
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/// A store URL with settings added as query parameters, which is where a
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/// store remote keeps them (`s3://b/p?profile=work&region=eu-west-2`).
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fn url_with_settings(url: &str, settings: &[(&str, Option<String>)]) -> Result<String> {
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    let given: Vec<(&str, &str)> = settings
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        .iter()
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        .filter_map(|(k, v)| v.as_deref().map(|v| (*k, v)))
126 
        .collect();
127 
    if given.is_empty() {
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        return Ok(url.to_string());
129 
    }
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    if !is_store_url(url) || url.starts_with("dir://") {
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        let names: Vec<String> = given.iter().map(|(k, _)| format!("--{k}")).collect();
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        anyhow::bail!(
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            "{} apply to a store remote (s3://, gs://, az://), not to {url}",
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            names.join(", ")
135 
        );
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    }
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    let mut out = url.to_string();
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    for (k, v) in given {
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        out.push(if out.contains('?') { '&' } else { '?' });
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        out.push_str(k);
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        out.push('=');
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        out.push_str(&encode_param(v));
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    }
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    Ok(out)
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}
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pub fn remote_add(name: &str, url: &str, settings: &[(&str, Option<String>)]) -> Result<i32> {
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    let mut repo = open()?;
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    let url = url_with_settings(url, settings)?;
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    let url = url.as_str();
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    repo.config.set(
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        &format!("remote.{name}.url"),
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        &oxy_core::protocol::stored_url(url),
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    )?;
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    repo.save_config()?;
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    println!(
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        "{} remote {} {} {url}",
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        ui::done("Added"),
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        ui::bookmark(name),
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        ui::dim(ui::glyph("→", "->"))
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    );
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    Ok(0)
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}
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/// `oxy remote check NAME`: reach the remote with the credentials in
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/// hand, say what it holds, and, for a store, put it through the
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/// conformance check under a probe prefix (left empty afterwards).
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pub fn remote_check(name: &str) -> Result<i32> {
169 
    let repo = open()?;
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    let Some(url) = repo.config.remotes.get(name).cloned() else {
171 
        anyhow::bail!("no remote {name:?}; oxy remote list shows the remotes there are");
172 
    };
173 
    let options = repo.options_for_url(&url);
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    let mine = repo.id()?;
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    let started = std::time::Instant::now();
176 
    let sp = ui::spinner(&format!("Checking {name}…"));
177 
    let Some(store) = oxy_core::protocol::open_store(&url, &options) else {
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        // A hub or another repository: reach it and read its references.
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        let (_, remote) = repo.open_remote_at(&url)?;
180 
        let id = remote.repo_id()?;
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        let refs = remote.refs()?;
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        sp.done(&format!(
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            "{} {} {}",
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            ui::done("Reachable"),
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            ui::bookmark(name),
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            ui::dim(format!("({url}, {} ms)", started.elapsed().as_millis()))
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        ));
188 
        describe_holding(id, mine, refs.refs.len(), refs.tags.len(), None);
189 
        return Ok(0);
190 
    };
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    let store = store.with_context(|| format!("opening the store of {name}"))?;
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    // What it holds, in one listing and two reads.
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    let marker = match store.get("oxygen.toml") {
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        Ok(b) => Some(b),
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        Err(oxy_core::strata::Error::NotFound(_)) => None,
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        Err(e) => {
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            sp.clear();
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            return Err(anyhow::anyhow!("{e}"))
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                .with_context(|| format!("reaching the store of {name}"));
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        }
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    };
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    let reached = started.elapsed();
203 
    let bundles = store.list("bundles/")?.len();
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    let record = store.read_ref("refs")?;
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    sp.done(&format!(
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        "{} {} {}",
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        ui::done("Reachable"),
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        ui::bookmark(name),
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        ui::dim(format!("({url}, {} ms)", reached.as_millis()))
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    ));
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    match marker {
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        None => println!(
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            "  {} {}",
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            ui::note(),
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            ui::dim("holds no repository yet: oxy push NAME binds it to this one")
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        ),
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        Some(_) => {
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            let (id, bookmarks, tags) = match record {
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                Some((bytes, _)) => {
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                    let (id, resp) = oxy_core::protocol::wire::decode_refs(&bytes)?;
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                    (id, resp.refs.len(), resp.tags.len())
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                }
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                None => (mine, 0, 0),
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            };
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            describe_holding(id, mine, bookmarks, tags, Some(bundles));
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        }
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    }
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    // Then the behaviour a repository depends on, under a prefix of its own.
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    let sp = ui::spinner("Checking that the store behaves…");
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    let probe = format!("oxy-check-{}", std::process::id());
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    let began = std::time::Instant::now();
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    match oxy_core::strata::conformance(store.as_ref(), &probe) {
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        Ok(passed) => {
234 
            sp.clear();
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            for p in &passed {
236 
                println!("  {} {}", ui::ok(ui::glyph("✔", "*")), p);
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            }
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            println!(
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                "{} {}",
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                ui::done("Behaves"),
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                ui::dim(format!(
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                    "({} checks in {} ms; nothing left behind)",
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                    passed.len(),
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                    began.elapsed().as_millis()
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                ))
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            );
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            Ok(0)
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        }
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        Err(e) => {
250 
            sp.clear();
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            // Leave nothing behind, even after a failed check.
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            if let Ok(left) = store.list(&probe) {
253 
                for entry in left {
254 
                    let _ = store.delete(&entry.key);
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                }
256 
            }
257 
            println!("{} {}", ui::err(ui::glyph("✘", "x")), e);
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            println!(
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                "  {} {}",
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                ui::note(),
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                ui::dim("a store that fails this cannot keep a repository safely; check the service and the credentials' permissions")
262 
            );
263 
            Ok(1)
264 
        }
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    }
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}
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fn describe_holding(
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    id: [u8; 16],
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    mine: [u8; 16],
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    bookmarks: usize,
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    tags: usize,
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    bundles: Option<usize>,
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) {
275 
    let short: String = id[..6].iter().map(|b| format!("{b:02x}")).collect();
276 
    let mut what = format!(
277 
        "repository {short}: {} and {}",
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        plural(bookmarks, "bookmark"),
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        plural(tags, "tag")
280 
    );
281 
    if let Some(b) = bundles {
282 
        what.push_str(&format!(" in {}", plural(b, "bundle")));
283 
    }
284 
    if id == mine {
285 
        println!("  {} {}", ui::note(), ui::dim(format!("holds this {what}")));
286 
    } else if id == oxy_core::protocol::UNBOUND_ID {
287 
        println!("  {} {}", ui::note(), ui::dim("holds no repository yet"));
288 
    } else {
289 
        println!(
290 
            "  {} {}",
291 
            ui::caution(),
292 
            ui::warn(format!("holds another {what}; a push would be refused"))
293 
        );
294 
    }
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}
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pub fn remote_remove(name: &str) -> Result<i32> {
298 
    let mut repo = open()?;
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    repo.remove_remote(name)?;
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    println!("{} remote {}", ui::done("Removed"), ui::bookmark(name));
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    Ok(0)
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}
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pub fn remote_list(as_json: bool) -> Result<i32> {
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    let repo = open()?;
306 
    let view = repo.view()?;
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    if as_json {
308 
        let items = repo.config.remotes.iter().map(|(name, url)| {
309 
            let bms = view.remotes.get(name).map(|b| {
310 
                json::arr(b.iter().map(|(bm, st)| {
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                    let heads = repo
312 
                        .store()
313 
                        .get_state(st)
314 
                        .map(|s| s.heads)
315 
                        .unwrap_or_default();
c6aa5bd9 Andy McCall ↶ 316 
                    json::obj([("name", json::s(bm)), ("heads", json::hashes(&heads))])
317 
                }))
318 
            });
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            json::obj([
320 
                ("name", json::s(name)),
321 
                ("url", json::s(url)),
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                // The CA file `remote.NAME.ca` names, for tools that talk to
323 
                // the same hub (an editor's forge view, `oh`).
324 
                (
325 
                    "ca",
326 
                    json::opt(repo.config.remote_cas.get(name), |c| json::s(c)),
327 
                ),
75167672 Andy McCall 328 
                ("bookmarks", bms.unwrap_or_else(|| "[]".into())),
329 
            ])
c6aa5bd9 Andy McCall ↶ 330 
        });
331 
        println!("{}", json::arr(items));
332 
        return Ok(0);
333 
    }
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    if repo.config.remotes.is_empty() {
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        println!(
336 
            "{}",
337 
            ui::dim("No remotes; add one with oxy remote add <name> <url>.")
338 
        );
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    }
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    for (name, url) in &repo.config.remotes {
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        println!(
342 
            "{} {}{}{}",
343 
            ui::ok(ui::glyph("⇄", "<>")),
344 
            ui::bookmark(name),
345 
            ui::sep(),
346 
            ui::dim(url)
347 
        );
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        if let Some(bms) = view.remotes.get(name) {
349 
            for (bm, st) in bms {
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                let heads = repo
351 
                    .store()
352 
                    .get_state(st)
353 
                    .map(|s| s.heads.len())
354 
                    .unwrap_or(0);
355 
                println!(
356 
                    "    {} {}{}{}",
357 
                    ui::dim(ui::glyph("↳", "->")),
358 
                    ui::id(format!("{name}/{bm}")),
359 
                    ui::sep(),
360 
                    ui::dim(plural(heads, "head"))
361 
                );
fce44ae9 Andy McCall ↶ 362 
            }
363 
        }
364 
    }
365 
    Ok(0)
366 
}
367
b35df36b Andy McCall ↶ 368 
/// The remote named, else `origin`, else the only remote there is.
369 
fn remote_name(repo: &oxy_core::repo::Repo, remote: Option<&str>) -> String {
370 
    remote.map_or_else(|| repo.default_remote(), str::to_string)
fce44ae9 Andy McCall ↶ 371 
}
372
c6aa5bd9 Andy McCall ↶ 373 
pub fn fetch(remote: Option<&str>, as_json: bool) -> Result<i32> {
fce44ae9 Andy McCall ↶ 374 
    let repo = open()?;
b35df36b Andy McCall ↶ 375 
    let remote = remote_name(&repo, remote);
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    let sp = ui::spinner(&format!("Fetching from {remote}…"));
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    let report = repo.fetch(&remote)?;
135212de Andy McCall ↶ 378 
    sp.clear();
c6aa5bd9 Andy McCall ↶ 379 
    if as_json {
380 
        println!(
381 
            "{}",
382 
            json::obj([
383 
                ("remote", json::s(&remote)),
75167672 Andy McCall 384 
                (
385 
                    "refs",
b35df36b Andy McCall ↶ 386 
                    json::arr(report.refs.iter().map(|(name, heads, n)| {
387 
                        let t = repo.tracking(&remote, name).ok().flatten();
388 
                        json::obj([
389 
                            ("name", json::s(name)),
390 
                            ("heads", json::hashes(heads)),
391 
                            ("new", json::n(*n)),
392 
                            (
393 
                                "ahead",
394 
                                t.map_or_else(|| "null".into(), |(a, _)| json::n(a)),
395 
                            ),
396 
                            (
397 
                                "behind",
398 
                                t.map_or_else(|| "null".into(), |(_, b)| json::n(b)),
399 
                            ),
400 
                        ])
401 
                    }))
75167672 Andy McCall 402 
                ),
c6aa5bd9 Andy McCall ↶ 403 
                ("new_tags", json::n(report.new_tags)),
404 
                ("unverified", json::b(report.unverified)),
405 
            ])
406 
        );
407 
        return Ok(0);
408 
    }
94084087 Andy McCall ↶ 409 
    if report.refs.is_empty() {
75167672 Andy McCall 410 
        println!(
411 
            "{} {}",
412 
            ui::done("Fetched"),
413 
            ui::dim(format!("nothing new from {remote}"))
414 
        );
94084087 Andy McCall ↶ 415 
    }
83e0677b Andy McCall ↶ 416 
    for (name, heads, n) in &report.refs {
b35df36b Andy McCall ↶ 417 
        // What was fetched, then how the local bookmark stands against it:
418 
        // "up to date" only when the two are the same (oxygen#56).
419 
        let fetched =
420 
            (*n > 0).then(|| format!("{}{}", ui::ok(plural(*n, "new change")), ui::sep()));
421 
        let them = |k: usize| if k == 1 { "it" } else { "them" };
422 
        let standing = match repo.tracking(&remote, name).ok().flatten() {
423 
            None => ui::dim(format!("no local bookmark {name}")),
424 
            Some((0, 0)) => ui::dim(format!("{name} up to date")),
425 
            Some((0, b)) if *name == repo.config.bookmark => ui::warn(format!(
426 
                "{name} is {} behind: oxy pull to take {}",
427 
                plural(b, "change"),
428 
                them(b)
429 
            )),
430 
            Some((0, b)) => ui::warn(format!(
431 
                "{name} is {} behind: oxy bookmark switch {name} then oxy pull to take {}",
432 
                plural(b, "change"),
433 
                them(b)
434 
            )),
435 
            Some((a, 0)) => ui::dim(format!(
436 
                "{name} is {} ahead: oxy push to send {}",
437 
                plural(a, "change"),
438 
                them(a)
439 
            )),
440 
            Some((a, b)) => ui::warn(format!(
441 
                "{name} and {remote}/{name} have diverged ({a} here, {b} there): oxy pull to merge them"
442 
            )),
75167672 Andy McCall 443 
        };
b35df36b Andy McCall ↶ 444 
        let what = format!("{}{standing}", fetched.unwrap_or_default());
75167672 Andy McCall 445 
        println!(
446 
            "{} {}{}{}{}{what}",
447 
            ui::done("Fetched"),
448 
            ui::id(format!("{remote}/{name}")),
449 
            ui::sep(),
450 
            ui::dim(plural(heads.len(), "head")),
451 
            ui::sep()
452 
        );
83e0677b Andy McCall ↶ 453 
    }
132b884b Andy McCall ↶ 454 
    if report.new_tags > 0 {
75167672 Andy McCall 455 
        println!(
456 
            "  {} {}",
457 
            ui::note(),
458 
            ui::dim(format!("{} adopted", plural(report.new_tags, "tag")))
459 
        );
132b884b Andy McCall ↶ 460 
    }
83e0677b Andy McCall ↶ 461 
    if report.unverified {
75167672 Andy McCall 462 
        eprintln!(
463 
            "{} {remote} has no trust policy; nothing fetched from it was verified",
464 
            ui::caution()
465 
        );
fce44ae9 Andy McCall ↶ 466 
    }
467 
    Ok(0)
468 
}
469
7d9dab13 Andy McCall ↶ 470 
/// Pull acts on the current bookmark only: name the others the fetch
471 
/// found behind their remote, which is easy to take for the current one
472 
/// (oxygen#29).
473 
fn others_behind(repo: &oxy_core::repo::Repo, remote: &str) {
474 
    let Ok(bookmarks) = repo.bookmarks() else {
475 
        return;
476 
    };
477 
    for b in bookmarks {
478 
        let Some(n) = b.behind.filter(|n| *n > 0) else {
479 
            continue;
480 
        };
481 
        if b.current {
482 
            continue;
483 
        }
484 
        println!(
485 
            "  {} {}",
486 
            ui::note(),
487 
            ui::dim(format!(
488 
                "{} is {} behind {remote}/{}: oxy bookmark switch {} then oxy pull to take {}",
489 
                b.name,
490 
                plural(n, "change"),
491 
                b.name,
492 
                b.name,
493 
                if n == 1 { "it" } else { "them" }
494 
            ))
495 
        );
496 
    }
497 
}
498
c6aa5bd9 Andy McCall ↶ 499 
pub fn pull(remote: Option<&str>, as_json: bool) -> Result<i32> {
fce44ae9 Andy McCall ↶ 500 
    let repo = open()?;
b35df36b Andy McCall ↶ 501 
    let remote = remote_name(&repo, remote);
135212de Andy McCall ↶ 502 
    let sp = ui::spinner(&format!("Pulling from {remote}…"));
fce44ae9 Andy McCall ↶ 503 
    let r = repo.pull(&remote)?;
c6aa5bd9 Andy McCall ↶ 504 
    if as_json {
505 
        sp.clear();
cc7a0056 Andy McCall ↶ 506 
        let conflicted = repo
507 
            .snapshot_status("oxy pull")?
508 
            .base_snapshot
509 
            .is_conflicted();
75167672 Andy McCall 510 
        println!(
511 
            "{}",
512 
            json::obj([
513 
                ("remote", json::s(&remote)),
7d9dab13 Andy McCall ↶ 514 
                ("bookmark", json::s(&repo.config.bookmark)),
75167672 Andy McCall 515 
                ("heads", json::hashes(&r.heads)),
516 
                ("changed", json::b(r.changed)),
517 
                ("checked_out", json::b(r.checked_out)),
14edbaaf Andy McCall ↶ 518 
                ("conflicted", json::b(conflicted)),
519 
                ("others", json::arr(r.others.iter().map(|o| json::s(o))))
75167672 Andy McCall 520 
            ])
521 
        );
c6aa5bd9 Andy McCall ↶ 522 
        return Ok(0);
523 
    }
fce44ae9 Andy McCall ↶ 524 
    if !r.changed {
75167672 Andy McCall 525 
        sp.done(&format!(
f6dccc45 Andy McCall ↶ 526 
            "{} {}{}",
75167672 Andy McCall 527 
            ui::ok(ui::glyph("✔", "*")),
7d9dab13 Andy McCall ↶ 528 
            ui::dim(format!(
529 
                "{} is up to date with {remote}.",
530 
                repo.config.bookmark
f6dccc45 Andy McCall ↶ 531 
            )),
532 
            if r.checked_out {
533 
                ui::dim(" The working copy had fallen behind it and is updated.")
534 
            } else {
535 
                String::new()
536 
            }
75167672 Andy McCall 537 
        ));
14edbaaf Andy McCall ↶ 538 
        others_pulled(&r.others);
7d9dab13 Andy McCall ↶ 539 
        others_behind(&repo, &remote);
f6dccc45 Andy McCall ↶ 540 
        if r.checked_out {
541 
            super::workspace::where_now(&repo);
542 
        }
fce44ae9 Andy McCall ↶ 543 
        return Ok(0);
544 
    }
135212de Andy McCall ↶ 545 
    sp.done(&format!(
546 
        "{} {} now has {}{}",
94084087 Andy McCall ↶ 547 
        ui::done("Pulled:"),
548 
        ui::bookmark(&repo.config.bookmark),
fce44ae9 Andy McCall ↶ 549 
        plural(r.heads.len(), "head"),
75167672 Andy McCall 550 
        ui::dim(if r.checked_out {
551 
            "; working copy updated"
552 
        } else {
553 
            "; run oxy checkout to update the working copy"
554 
        })
135212de Andy McCall ↶ 555 
    ));
fce44ae9 Andy McCall ↶ 556 
    let snap = repo.snapshot("oxy pull")?;
557 
    if snap.base_snapshot.is_conflicted() {
75167672 Andy McCall 558 
        println!(
559 
            "  {} {}",
560 
            ui::caution(),
561 
            ui::warn("the result has conflicts; see oxy status")
562 
        );
fce44ae9 Andy McCall ↶ 563 
    }
14edbaaf Andy McCall ↶ 564 
    others_pulled(&r.others);
7d9dab13 Andy McCall ↶ 565 
    others_behind(&repo, &remote);
14edbaaf Andy McCall ↶ 566 
    subrepos_behind(&repo);
98a1620a Andy McCall ↶ 567 
    super::workspace::where_now(&repo);
fce44ae9 Andy McCall ↶ 568 
    Ok(0)
569 
}
570
14edbaaf Andy McCall ↶ 571 
/// The other bookmarks a pull moved.
572 
fn others_pulled(others: &[String]) {
573 
    if others.is_empty() {
574 
        return;
575 
    }
576 
    let shown: Vec<String> = others.iter().take(8).map(ui::bookmark).collect();
577 
    let more = others.len().saturating_sub(8);
578 
    println!(
579 
        "  {} {}{}",
580 
        ui::done("Also updated"),
581 
        shown.join(", "),
582 
        if more > 0 {
583 
            ui::dim(format!(" and {more} more"))
584 
        } else {
585 
            String::new()
586 
        }
587 
    );
588 
}
589
f8c69576 Andy McCall ↶ 590 
/// `oxy push [REMOTE] --delete NAME`.
591 
pub fn push_delete(remote: Option<&str>, name: &str, as_json: bool) -> Result<i32> {
592 
    let repo = open()?;
b35df36b Andy McCall ↶ 593 
    let remote = remote_name(&repo, remote);
f8c69576 Andy McCall ↶ 594 
    let sp = ui::spinner(&format!("Deleting {remote}/{name}…"));
595 
    let results = repo.push_delete(&remote, name)?;
596 
    sp.clear();
597 
    if as_json {
598 
        println!(
599 
            "{}",
600 
            json::arr(results.iter().map(|r| {
601 
                json::obj([
602 
                    ("name", json::s(&r.name)),
603 
                    ("ok", json::b(r.ok)),
604 
                    ("reason", json::s(&r.reason)),
605 
                    ("state", json::s("")),
606 
                ])
607 
            }))
608 
        );
609 
        return Ok(if results.iter().all(|r| r.ok) { 0 } else { 1 });
610 
    }
611 
    let mut code = 0;
612 
    for r in results {
613 
        if r.ok {
614 
            println!(
615 
                "{} {}",
616 
                ui::done("Deleted"),
617 
                ui::id(format!("{remote}/{}", r.name))
618 
            );
619 
        } else {
620 
            println!(
621 
                "{} {} {}{}{}",
622 
                ui::err(ui::glyph("✖", "x")),
623 
                ui::err("Rejected"),
624 
                ui::id(format!("{remote}/{}", r.name)),
625 
                ui::sep(),
626 
                r.reason
627 
            );
628 
            code = 1;
629 
        }
630 
    }
631 
    Ok(code)
632 
}
633
75167672 Andy McCall 634 
pub fn push(
635 
    remote: Option<&str>,
636 
    force: bool,
637 
    bookmark: Option<&str>,
638 
    as_json: bool,
639 
) -> Result<i32> {
fce44ae9 Andy McCall ↶ 640 
    let repo = open()?;
b35df36b Andy McCall ↶ 641 
    let remote = remote_name(&repo, remote);
135212de Andy McCall ↶ 642 
    let sp = ui::spinner(&format!("Pushing to {remote}…"));
cb8b8082 Andy McCall ↶ 643 
    let bookmark_name = bookmark.map_or_else(|| repo.config.bookmark.clone(), String::from);
644 
    // A long push goes in parts: the spinner says which.
645 
    let results = repo.push_bookmark_with(&remote, &bookmark_name, force, &mut |m| {
646 
        sp.set(&format!("Pushing to {remote}… {m}"))
647 
    })?;
135212de Andy McCall ↶ 648 
    sp.clear();
c6aa5bd9 Andy McCall ↶ 649 
    if as_json {
75167672 Andy McCall 650 
        println!(
651 
            "{}",
652 
            json::arr(results.iter().map(|r| json::obj([
653 
                ("name", json::s(&r.name)),
654 
                ("ok", json::b(r.ok)),
655 
                ("reason", json::s(&r.reason))
656 
            ])))
657 
        );
c6aa5bd9 Andy McCall ↶ 658 
        return Ok(if results.iter().all(|r| r.ok) { 0 } else { 1 });
659 
    }
fce44ae9 Andy McCall ↶ 660 
    let mut code = 0;
135212de Andy McCall ↶ 661 
    for r in results {
fce44ae9 Andy McCall ↶ 662 
        if r.ok {
75167672 Andy McCall 663 
            println!(
664 
                "{} {}{}{}",
665 
                ui::done("Pushed"),
666 
                ui::id(format!("{remote}/{}", r.name)),
667 
                ui::sep(),
668 
                ui::dim(if r.reason.is_empty() {
669 
                    "updated"
670 
                } else {
671 
                    r.reason.as_str()
672 
                })
673 
            );
fce44ae9 Andy McCall ↶ 674 
        } else {
75167672 Andy McCall 675 
            println!(
676 
                "{} {} {}{}{}",
677 
                ui::err(ui::glyph("✖", "x")),
678 
                ui::err("Rejected"),
679 
                ui::id(format!("{remote}/{}", r.name)),
680 
                ui::sep(),
681 
                r.reason
682 
            );
fce44ae9 Andy McCall ↶ 683 
            code = 1;
684 
        }
685 
    }
686 
    Ok(code)
687 
}
688
75167672 Andy McCall 689 
pub fn serve(
690 
    root: PathBuf,
691 
    bind: &str,
692 
    tokens: Vec<String>,
693 
    tls: Option<(PathBuf, PathBuf)>,
694 
) -> Result<i32> {
fce44ae9 Andy McCall ↶ 695 
    let listener = std::net::TcpListener::bind(bind).with_context(|| format!("binding {bind}"))?;
696 
    let root = root.canonicalize()?;
2b5ee371 Andy McCall ↶ 697 
    let tls = tls.map(|(cert, key)| oxy_server::TlsFiles { cert, key });
fce44ae9 Andy McCall ↶ 698 
    println!(
2b5ee371 Andy McCall ↶ 699 
        "Serving repositories under {} on {}://{bind}/<repo>/oxy/v1/ ({})",
fce44ae9 Andy McCall ↶ 700 
        root.display(),
2b5ee371 Andy McCall ↶ 701 
        if tls.is_some() { "https" } else { "http" },
75167672 Andy McCall 702 
        if tokens.is_empty() {
703 
            "open: no push tokens configured"
704 
        } else {
705 
            "push requires a token"
706 
        }
fce44ae9 Andy McCall ↶ 707 
    );
75167672 Andy McCall 708 
    if tls.is_none()
709 
        && !bind.starts_with("127.")
710 
        && !bind.starts_with("localhost")
711 
        && !bind.starts_with("[::1]")
712 
    {
2b5ee371 Andy McCall ↶ 713 
        eprintln!("warning: serving plain HTTP on a non-loopback address; put a TLS terminator in front or pass --tls-cert/--tls-key");
714 
    }
715 
    oxy_server::run_blocking(listener, oxy_server::ServerConfig { root, tokens, tls })?;
fce44ae9 Andy McCall ↶ 716 
    Ok(0)
717 
}
79ab8528 Andy McCall ↶ 718
30ea9c1e Andy McCall ↶ 719 
pub fn git_export(git_dir: &std::path::Path, branch: Option<&str>) -> Result<i32> {
79ab8528 Andy McCall ↶ 720 
    let repo = open()?;
135212de Andy McCall ↶ 721 
    let sp = ui::spinner("Exporting to Git…");
30ea9c1e Andy McCall ↶ 722 
    let r = match branch {
723 
        Some(b) => repo.git_export_as(git_dir, b)?,
724 
        None => repo.git_export(git_dir)?,
725 
    };
135212de Andy McCall ↶ 726 
    sp.clear();
79ab8528 Andy McCall ↶ 727 
    println!(
94084087 Andy McCall ↶ 728 
        "{} {} to {} as branch {} {}",
729 
        ui::done("Exported"),
e8b4e156 Andy McCall ↶ 730 
        plural(r.exported, "new state"),
94084087 Andy McCall ↶ 731 
        ui::path(git_dir.display()),
732 
        ui::bookmark(&r.branch),
75167672 Andy McCall 733 
        ui::dim(format!(
734 
            "(currently {}; {} already exported)",
735 
            plural(r.heads, "head"),
736 
            r.skipped
737 
        ))
79ab8528 Andy McCall ↶ 738 
    );
739 
    Ok(0)
740 
}
c3069537 Andy McCall ↶ 741
54e2e630 Andy McCall ↶ 742 
pub fn git_recover() -> Result<i32> {
743 
    let repo = open()?;
744 
    let sp = ui::spinner("Reading the store…");
745 
    let (changes, heads) = repo.recover_git_import(&|m| sp.set(m))?;
746 
    sp.done(&format!(
747 
        "{} {} from imported Git commits: {} now has {}",
748 
        ui::done("Recovered"),
749 
        plural(changes, "change"),
750 
        ui::bookmark(&repo.config.bookmark),
751 
        plural(heads, "head")
752 
    ));
753 
    println!(
754 
        "  {} {}",
755 
        ui::note(),
756 
        ui::dim("carry on with oxy git fetch GIT_DIR --branch BRANCH")
757 
    );
758 
    Ok(0)
759 
}
760
d6e0d5b8 Andy McCall ↶ 761 
/// `--claim` (oxygen#97): record `git.claim`, so this import and every
762 
/// later fetch author the identity's own commits with its key.
763 
fn claim_commits(repo: &mut Repo) -> Result<()> {
764 
    repo.config.set("git.claim", "true")?;
765 
    repo.save_config()?;
766 
    Ok(())
767 
}
768
769 
pub fn git_fetch(url: &str, branch: &str, claim: bool) -> Result<i32> {
770 
    let mut repo = open()?;
771 
    if claim {
772 
        claim_commits(&mut repo)?;
773 
    }
30ea9c1e Andy McCall ↶ 774 
    let sp = ui::spinner(&format!("Fetching {url} {branch}…"));
775 
    let r = repo.git_fetch(url, branch)?;
776 
    sp.clear();
777 
    if r.commits == 0 {
75167672 Andy McCall 778 
        println!(
779 
            "{} {}",
780 
            ui::done("Fetched"),
781 
            ui::dim(format!("nothing new from {url} {branch}"))
782 
        );
30ea9c1e Andy McCall ↶ 783 
    } else {
784 
        println!(
785 
            "{} {} ({} merges) from {} {}{}{} now has {}",
786 
            ui::done("Fetched"),
787 
            plural(r.commits, "new commit"),
788 
            r.merges,
789 
            ui::path(url),
790 
            ui::bookmark(branch),
791 
            ui::sep(),
792 
            ui::bookmark(&repo.config.bookmark),
793 
            plural(r.heads, "head")
794 
        );
795 
        if !repo.snapshot("oxy git fetch")?.changed {
796 
            println!("  {} {}", ui::note(), ui::dim("working copy updated"));
797 
        } else {
75167672 Andy McCall 798 
            println!(
799 
                "  {} {}",
800 
                ui::note(),
801 
                ui::dim("run oxy checkout to update the working copy")
802 
            );
30ea9c1e Andy McCall ↶ 803 
        }
804 
    }
4dee277c Andy McCall ↶ 805 
    if r.submodules > 0 {
75167672 Andy McCall 806 
        println!(
807 
            "  {} {}",
808 
            ui::note(),
809 
            ui::dim(format!(
810 
                "{} submodule {} imported as subrepos with Git pins",
811 
                r.submodules,
812 
                if r.submodules == 1 {
813 
                    "entry"
814 
                } else {
815 
                    "entries"
816 
                }
817 
            ))
818 
        );
30ea9c1e Andy McCall ↶ 819 
    }
820 
    Ok(0)
821 
}
822
823 
pub fn git_push(url: &str, branch: &str) -> Result<i32> {
824 
    let repo = open()?;
825 
    let sp = ui::spinner(&format!("Pushing to {url} {branch}…"));
826 
    let r = repo.git_push(url, branch)?;
827 
    sp.clear();
828 
    println!(
829 
        "{} {} to {} {} {}",
830 
        ui::done("Pushed"),
831 
        plural(r.exported, "new commit"),
832 
        ui::path(url),
833 
        ui::bookmark(&r.branch),
834 
        ui::dim(format!("({} already there)", r.skipped))
835 
    );
836 
    Ok(0)
837 
}
838
62794ecc Andy McCall ↶ 839 
/// `oxy git verify`: exit 1 if any commit's tree is not reproduced.
840 
pub fn git_verify(git_dir: &std::path::Path, branch: &str) -> Result<i32> {
841 
    let repo = open()?;
842 
    let started = std::time::Instant::now();
843 
    let sp = ui::spinner(&format!(
844 
        "Rebuilding every commit of {} {branch}…",
845 
        git_dir.display()
846 
    ));
847 
    let r = repo.verify_git_import(git_dir, branch)?;
848 
    sp.clear();
849 
    for (_, what) in &r.mismatches {
850 
        println!("{} {what}", ui::err(ui::glyph("✖", "x")));
851 
    }
852 
    if r.mismatches.is_empty() {
853 
        println!(
854 
            "{}",
855 
            ui::done(format!(
856 
                "Every commit reproduced: {} commits, {} files compared, in {:.1}s",
857 
                r.commits,
858 
                r.files_compared,
859 
                started.elapsed().as_secs_f64()
860 
            ))
861 
        );
862 
        Ok(0)
863 
    } else {
864 
        println!(
865 
            "{} differences in {} commits checked",
866 
            r.mismatches.len(),
867 
            r.commits
868 
        );
869 
        Ok(1)
870 
    }
871 
}
872
d6e0d5b8 Andy McCall ↶ 873 
pub fn git_import(
874 
    git_dir: &std::path::Path,
875 
    dest: &std::path::Path,
876 
    branch: &str,
877 
    claim: bool,
878 
) -> Result<i32> {
879 
    let mut repo = Repo::init(dest)?;
880 
    if claim {
881 
        claim_commits(&mut repo)?;
882 
    }
c3069537 Andy McCall ↶ 883 
    let started = std::time::Instant::now();
135212de Andy McCall ↶ 884 
    let sp = ui::spinner(&format!("Importing {} {branch}…", git_dir.display()));
58dfe0e1 Andy McCall ↶ 885 
    let r = repo.import_git_with(git_dir, branch, &mut |where_| sp.set(where_))?;
135212de Andy McCall ↶ 886 
    sp.clear();
c3069537 Andy McCall ↶ 887 
    println!(
94084087 Andy McCall ↶ 888 
        "{} {} ({} merges) from {} {} into {} {}",
889 
        ui::done("Imported"),
c3069537 Andy McCall ↶ 890 
        plural(r.commits, "commit"),
891 
        r.merges,
94084087 Andy McCall ↶ 892 
        ui::path(git_dir.display()),
893 
        ui::bookmark(branch),
894 
        ui::path(repo.root().display()),
75167672 Andy McCall 895 
        ui::dim(format!(
896 
            "in {:.1?}; {} now has {}",
897 
            started.elapsed(),
898 
            repo.config.bookmark,
899 
            plural(r.heads, "head")
900 
        ))
c3069537 Andy McCall ↶ 901 
    );
4dee277c Andy McCall ↶ 902 
    if r.submodules > 0 {
75167672 Andy McCall 903 
        println!(
904 
            "  {} {}",
905 
            ui::note(),
906 
            ui::dim(format!(
907 
                "{} submodule {} imported as subrepos with Git pins",
908 
                r.submodules,
909 
                if r.submodules == 1 {
910 
                    "entry"
911 
                } else {
912 
                    "entries"
913 
                }
914 
            ))
915 
        );
4dee277c Andy McCall ↶ 916 
    }
917 
    Ok(0)
918 
}
919
920 
pub fn submodule_add(url: &str, path: &str, bookmark: Option<&str>) -> Result<i32> {
921 
    let repo = open()?;
922 
    let sp = ui::spinner(&format!("Cloning {url} into {path}…"));
923 
    let pin = repo.submodule_add(url, path, bookmark)?;
75167672 Andy McCall 924 
    sp.done(&format!(
925 
        "{} subrepo {} {} {}",
926 
        ui::done("Added"),
927 
        ui::path(path),
928 
        ui::dim(ui::glyph("→", "->")),
929 
        ui::dim(pin.summary())
930 
    ));
931 
    println!(
932 
        "  {} {}",
933 
        ui::note(),
934 
        ui::dim("recorded in .oxymodules; commit to pin it")
935 
    );
4dee277c Andy McCall ↶ 936 
    Ok(0)
937 
}
938
939 
pub fn submodule_update(init: bool, paths: &[String]) -> Result<i32> {
940 
    let repo = open()?;
941 
    let sp = ui::spinner("Updating subrepos…");
942 
    let results = repo.submodule_update(init, paths)?;
7993d465 Andy McCall ↶ 943 
    let unpinned: Vec<_> = repo
944 
        .unpinned_modules()?
945 
        .into_iter()
946 
        .filter(|(p, _)| paths.is_empty() || paths.iter().any(|q| q.trim_end_matches('/') == p))
947 
        .collect();
4dee277c Andy McCall ↶ 948 
    sp.clear();
7993d465 Andy McCall ↶ 949 
    if results.is_empty() && unpinned.is_empty() {
950 
        println!("{}", ui::dim("No subrepos."));
951 
    }
952 
    let code = print_subrepo_results(results);
953 
    print_unpinned(&unpinned);
954 
    Ok(if unpinned.is_empty() { code } else { 1 })
14edbaaf Andy McCall ↶ 955 
}
956
7993d465 Andy McCall ↶ 957 
/// `.oxymodules` entries never added: nothing to clone, so say how to add
958 
/// them (oxygen#72).
959 
fn print_unpinned(unpinned: &[(String, oxy_core::subrepo::Module)]) {
960 
    for (path, m) in unpinned {
961 
        let url = if m.url.is_empty() { "<url>" } else { &m.url };
962 
        println!(
963 
            "{} {}",
964 
            ui::warn(format!(
965 
                "{} in .oxymodules but never added, so no pin",
966 
                ui::glyph("⚠", "!")
967 
            )),
968 
            ui::path(path)
969 
        );
970 
        println!(
971 
            "  {}",
972 
            ui::dim(format!("add it with: oxy submodule add {url} {path}"))
973 
        );
974 
    }
975 
}
976
14edbaaf Andy McCall ↶ 977 
fn print_subrepo_results(results: Vec<(String, oxy_core::repo::SubrepoSync)>) -> i32 {
4dee277c Andy McCall ↶ 978 
    let mut code = 0;
979 
    for (path, r) in results {
980 
        use oxy_core::repo::SubrepoSync::*;
981 
        let line = match r {
982 
            Updated => ui::done("Updated"),
983 
            UpToDate => ui::ok(format!("{} up to date", ui::glyph("✔", "*"))),
984 
            Missing => {
985 
                code = 1;
75167672 Andy McCall 986 
                ui::warn(format!(
987 
                    "{} missing (pass --init to clone)",
988 
                    ui::glyph("⚠", "!")
989 
                ))
4dee277c Andy McCall ↶ 990 
            }
991 
            Dirty => {
992 
                code = 1;
75167672 Andy McCall 993 
                ui::warn(format!(
994 
                    "{} has uncommitted changes; left as is",
995 
                    ui::glyph("⚠", "!")
996 
                ))
4dee277c Andy McCall ↶ 997 
            }
1a3b6203 Andy McCall ↶ 998 
            KeptBookmark { bookmark, newer } => ui::warn(format!(
999 
                "{} checked out at the pin; its bookmark {bookmark} keeps {} the pin lacks",
1000 
                ui::glyph("⚠", "!"),
1001 
                plural(newer, "newer change")
1002 
            )),
4dee277c Andy McCall ↶ 1003 
            Failed(e) => {
1004 
                code = 1;
1005 
                ui::err(format!("{} {e}", ui::glyph("✖", "x")))
1006 
            }
1007 
        };
1008 
        println!("{line} {}", ui::path(path));
1009 
    }
14edbaaf Andy McCall ↶ 1010 
    code
4dee277c Andy McCall ↶ 1011 
}
1012
c6aa5bd9 Andy McCall ↶ 1013 
fn pin_json(p: &oxy_core::subrepo::Pin) -> String {
1014 
    match p {
75167672 Andy McCall 1015 
        oxy_core::subrepo::Pin::Oxy {
1016 
            repo,
1017 
            heads,
1018 
            bookmark,
1019 
        } => json::obj([
1020 
            ("kind", json::s("oxy")),
1021 
            (
1022 
                "repo",
1023 
                json::s(&repo.iter().map(|b| format!("{b:02x}")).collect::<String>()),
1024 
            ),
1025 
            ("heads", json::hashes(heads)),
1026 
            ("bookmark", json::s(bookmark)),
1027 
        ]),
1028 
        oxy_core::subrepo::Pin::Git { sha, branch } => json::obj([
1029 
            ("kind", json::s("git")),
1030 
            ("sha", json::s(sha)),
1031 
            ("branch", json::s(branch)),
1032 
        ]),
c6aa5bd9 Andy McCall ↶ 1033 
    }
1034 
}
1035
1036 
pub fn submodule_status(as_json: bool) -> Result<i32> {
4dee277c Andy McCall ↶ 1037 
    let repo = open()?;
1038 
    let subs = repo.subrepos()?;
7993d465 Andy McCall ↶ 1039 
    let unpinned = repo.unpinned_modules()?;
c6aa5bd9 Andy McCall ↶ 1040 
    if as_json {
7993d465 Andy McCall ↶ 1041 
        let pinned = subs.iter().map(|s| {
1042 
            json::obj([
1043 
                ("path", json::s(&s.path)),
1044 
                ("pin", pin_json(&s.pin)),
1045 
                ("actual", json::opt(s.actual.as_ref(), pin_json)),
1046 
                ("at_pin", json::b(s.actual.as_ref() == Some(&s.pin))),
1047 
                ("dirty", json::b(s.dirty)),
1048 
                ("committed", json::b(s.committed)),
1049 
                ("url", json::opt(s.url.as_deref(), json::s)),
1050 
            ])
1051 
        });
1052 
        // Listed in .oxymodules but never added: no pin at all.
1053 
        let unpinned_json = unpinned.iter().map(|(path, m)| {
1054 
            json::obj([
1055 
                ("path", json::s(path)),
1056 
                ("pin", "null".to_string()),
1057 
                ("actual", "null".to_string()),
1058 
                ("at_pin", json::b(false)),
1059 
                ("dirty", json::b(false)),
1060 
                ("committed", json::b(false)),
1061 
                ("url", json::s(&m.url)),
1062 
            ])
1063 
        });
1064 
        println!("{}", json::arr(pinned.chain(unpinned_json)));
c6aa5bd9 Andy McCall ↶ 1065 
        return Ok(0);
1066 
    }
7993d465 Andy McCall ↶ 1067 
    if subs.is_empty() && unpinned.is_empty() {
4dee277c Andy McCall ↶ 1068 
        println!("{}", ui::dim("No subrepos."));
94084087 Andy McCall ↶ 1069 
    }
4dee277c Andy McCall ↶ 1070 
    for s in subs {
1071 
        let state = match (&s.actual, s.dirty) {
e7ac6c2e Andy McCall ↶ 1072 
            _ if !s.committed => {
1073 
                ui::warn(format!("{} added, not committed yet", ui::glyph("+", "+")))
1074 
            }
4dee277c Andy McCall ↶ 1075 
            (None, _) => ui::warn(format!("{} missing", ui::glyph("⚠", "!"))),
1076 
            (Some(a), dirty) if *a == s.pin => {
75167672 Andy McCall 1077 
                if dirty {
1078 
                    ui::warn(format!(
1079 
                        "{} at pin, uncommitted changes",
1080 
                        ui::glyph("✎", "~")
1081 
                    ))
1082 
                } else {
1083 
                    ui::ok(format!("{} at pin", ui::glyph("✔", "*")))
1084 
                }
4dee277c Andy McCall ↶ 1085 
            }
1086 
            (Some(a), _) => ui::warn(format!("{} at {}", ui::glyph("↕", "<>"), a.summary())),
1087 
        };
75167672 Andy McCall 1088 
        println!(
1089 
            "{} {}{}{}{}{state}",
1090 
            ui::ok(ui::glyph("⧉", "#")),
1091 
            ui::path(&s.path),
1092 
            ui::sep(),
1093 
            ui::dim(s.pin.summary()),
1094 
            ui::sep()
1095 
        );
4dee277c Andy McCall ↶ 1096 
        if let Some(u) = s.url {
1097 
            println!("    {} {}", ui::dim(ui::glyph("↳", "->")), ui::dim(u));
1098 
        }
1099 
    }
7993d465 Andy McCall ↶ 1100 
    print_unpinned(&unpinned);
4dee277c Andy McCall ↶ 1101 
    Ok(0)
1102 
}
1103
1104 
pub fn submodule_remove(path: &str) -> Result<i32> {
1105 
    let repo = open()?;
1106 
    repo.submodule_remove(path)?;
75167672 Andy McCall 1107 
    println!(
1108 
        "{} subrepo {} {}",
1109 
        ui::done("Removed"),
1110 
        ui::path(path),
1111 
        ui::dim("(directory left in place; commit to record the removal)")
1112 
    );
c3069537 Andy McCall ↶ 1113 
    Ok(0)
1114 
}
2863456a Andy McCall ↶ 1115
1116 
pub fn deepen(remote: &str, depth: u32) -> Result<i32> {
1117 
    let repo = open()?;
1118 
    if !repo.is_shallow() {
75167672 Andy McCall 1119 
        println!(
1120 
            "{}",
1121 
            ui::dim("This repository is not shallow; nothing to deepen.")
1122 
        );
2863456a Andy McCall ↶ 1123 
        return Ok(0);
1124 
    }
1125 
    let sp = ui::spinner(&format!("Fetching {depth} more levels from {remote}…"));
1126 
    let n = repo.deepen(remote, depth)?;
75167672 Andy McCall 1127 
    sp.done(&format!(
1128 
        "{} {}; {}",
c07406bc Andy McCall ↶ 1129 
        ui::done("Deepened by"),
75167672 Andy McCall 1130 
        plural(n, "change"),
1131 
        if repo.is_shallow() {
1132 
            "still shallow".to_string()
1133 
        } else {
1134 
            ui::ok("history is now complete")
1135 
        }
1136 
    ));
2863456a Andy McCall ↶ 1137 
    Ok(0)
1138 
}