OXYGENHUB
# aedfe465b611 oxygen / src / cli / sync.rs
34.6 KiB · Rust · last changed Push a long history in parts 26 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;
75167672 Andy McCall 4 
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")
71 
        ))
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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;
80 
    };
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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() {
110 
        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()
125 
        .filter_map(|(k, v)| v.as_deref().map(|v| (*k, v)))
126 
        .collect();
127 
    if given.is_empty() {
128 
        return Ok(url.to_string());
129 
    }
130 
    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!(
133 
            "{} apply to a store remote (s3://, gs://, az://), not to {url}",
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            names.join(", ")
135 
        );
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    }
137 
    let mut out = url.to_string();
138 
    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("→", "->"))
161 
    );
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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
166 
/// hand, say what it holds, and, for a store, put it through the
167 
/// conformance check under a probe prefix (left empty afterwards).
168 
pub fn remote_check(name: &str) -> Result<i32> {
169 
    let repo = open()?;
170 
    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);
174 
    let mine = repo.id()?;
175 
    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 {
178 
        // A hub or another repository: reach it and read its references.
179 
        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()))
187 
        ));
188 
        describe_holding(id, mine, refs.refs.len(), refs.tags.len(), None);
189 
        return Ok(0);
190 
    };
191 
    let store = store.with_context(|| format!("opening the store of {name}"))?;
192 
    // What it holds, in one listing and two reads.
193 
    let marker = match store.get("oxygen.toml") {
194 
        Ok(b) => Some(b),
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        Err(oxy_core::strata::Error::NotFound(_)) => None,
196 
        Err(e) => {
197 
            sp.clear();
198 
            return Err(anyhow::anyhow!("{e}"))
199 
                .with_context(|| format!("reaching the store of {name}"));
200 
        }
201 
    };
202 
    let reached = started.elapsed();
203 
    let bundles = store.list("bundles/")?.len();
204 
    let record = store.read_ref("refs")?;
205 
    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()))
210 
    ));
211 
    match marker {
212 
        None => println!(
213 
            "  {} {}",
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            ui::note(),
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            ui::dim("holds no repository yet: oxy push NAME binds it to this one")
216 
        ),
217 
        Some(_) => {
218 
            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)?;
221 
                    (id, resp.refs.len(), resp.tags.len())
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                }
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                None => (mine, 0, 0),
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            };
225 
            describe_holding(id, mine, bookmarks, tags, Some(bundles));
226 
        }
227 
    }
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    // Then the behaviour a repository depends on, under a prefix of its own.
229 
    let sp = ui::spinner("Checking that the store behaves…");
230 
    let probe = format!("oxy-check-{}", std::process::id());
231 
    let began = std::time::Instant::now();
232 
    match oxy_core::strata::conformance(store.as_ref(), &probe) {
233 
        Ok(passed) => {
234 
            sp.clear();
235 
            for p in &passed {
236 
                println!("  {} {}", ui::ok(ui::glyph("✔", "*")), p);
237 
            }
238 
            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()
245 
                ))
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            );
247 
            Ok(0)
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        }
249 
        Err(e) => {
250 
            sp.clear();
251 
            // Leave nothing behind, even after a failed check.
252 
            if let Ok(left) = store.list(&probe) {
253 
                for entry in left {
254 
                    let _ = store.delete(&entry.key);
255 
                }
256 
            }
257 
            println!("{} {}", ui::err(ui::glyph("✘", "x")), e);
258 
            println!(
259 
                "  {} {}",
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                ui::note(),
261 
                ui::dim("a store that fails this cannot keep a repository safely; check the service and the credentials' permissions")
262 
            );
263 
            Ok(1)
264 
        }
265 
    }
266 
}
267
268 
fn describe_holding(
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    id: [u8; 16],
270 
    mine: [u8; 16],
271 
    bookmarks: usize,
272 
    tags: usize,
273 
    bundles: Option<usize>,
274 
) {
275 
    let short: String = id[..6].iter().map(|b| format!("{b:02x}")).collect();
276 
    let mut what = format!(
277 
        "repository {short}: {} and {}",
278 
        plural(bookmarks, "bookmark"),
279 
        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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297 
pub fn remote_remove(name: &str) -> Result<i32> {
298 
    let mut repo = open()?;
299 
    repo.config.set(&format!("remote.{name}.url"), "")?;
300 
    repo.save_config()?;
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    println!("{} remote {}", ui::done("Removed"), ui::bookmark(name));
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    Ok(0)
303 
}
304
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pub fn remote_list(as_json: bool) -> Result<i32> {
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    let repo = open()?;
307 
    let view = repo.view()?;
c6aa5bd9 Andy McCall ↶ 308 
    if as_json {
309 
        let items = repo.config.remotes.iter().map(|(name, url)| {
310 
            let bms = view.remotes.get(name).map(|b| {
311 
                json::arr(b.iter().map(|(bm, st)| {
75167672 Andy McCall 312 
                    let heads = repo
313 
                        .store()
314 
                        .get_state(st)
315 
                        .map(|s| s.heads)
316 
                        .unwrap_or_default();
c6aa5bd9 Andy McCall ↶ 317 
                    json::obj([("name", json::s(bm)), ("heads", json::hashes(&heads))])
318 
                }))
319 
            });
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            json::obj([
321 
                ("name", json::s(name)),
322 
                ("url", json::s(url)),
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                // The CA file `remote.NAME.ca` names, for tools that talk to
324 
                // the same hub (an editor's forge view, `oh`).
325 
                (
326 
                    "ca",
327 
                    json::opt(repo.config.remote_cas.get(name), |c| json::s(c)),
328 
                ),
75167672 Andy McCall 329 
                ("bookmarks", bms.unwrap_or_else(|| "[]".into())),
330 
            ])
c6aa5bd9 Andy McCall ↶ 331 
        });
332 
        println!("{}", json::arr(items));
333 
        return Ok(0);
334 
    }
94084087 Andy McCall ↶ 335 
    if repo.config.remotes.is_empty() {
75167672 Andy McCall 336 
        println!(
337 
            "{}",
338 
            ui::dim("No remotes; add one with oxy remote add <name> <url>.")
339 
        );
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    }
fce44ae9 Andy McCall ↶ 341 
    for (name, url) in &repo.config.remotes {
75167672 Andy McCall 342 
        println!(
343 
            "{} {}{}{}",
344 
            ui::ok(ui::glyph("⇄", "<>")),
345 
            ui::bookmark(name),
346 
            ui::sep(),
347 
            ui::dim(url)
348 
        );
fce44ae9 Andy McCall ↶ 349 
        if let Some(bms) = view.remotes.get(name) {
350 
            for (bm, st) in bms {
75167672 Andy McCall 351 
                let heads = repo
352 
                    .store()
353 
                    .get_state(st)
354 
                    .map(|s| s.heads.len())
355 
                    .unwrap_or(0);
356 
                println!(
357 
                    "    {} {}{}{}",
358 
                    ui::dim(ui::glyph("↳", "->")),
359 
                    ui::id(format!("{name}/{bm}")),
360 
                    ui::sep(),
361 
                    ui::dim(plural(heads, "head"))
362 
                );
fce44ae9 Andy McCall ↶ 363 
            }
364 
        }
365 
    }
366 
    Ok(0)
367 
}
368
b35df36b Andy McCall ↶ 369 
/// The remote named, else `origin`, else the only remote there is.
370 
fn remote_name(repo: &oxy_core::repo::Repo, remote: Option<&str>) -> String {
371 
    remote.map_or_else(|| repo.default_remote(), str::to_string)
fce44ae9 Andy McCall ↶ 372 
}
373
c6aa5bd9 Andy McCall ↶ 374 
pub fn fetch(remote: Option<&str>, as_json: bool) -> Result<i32> {
fce44ae9 Andy McCall ↶ 375 
    let repo = open()?;
b35df36b Andy McCall ↶ 376 
    let remote = remote_name(&repo, remote);
135212de Andy McCall ↶ 377 
    let sp = ui::spinner(&format!("Fetching from {remote}…"));
83e0677b Andy McCall ↶ 378 
    let report = repo.fetch(&remote)?;
135212de Andy McCall ↶ 379 
    sp.clear();
c6aa5bd9 Andy McCall ↶ 380 
    if as_json {
381 
        println!(
382 
            "{}",
383 
            json::obj([
384 
                ("remote", json::s(&remote)),
75167672 Andy McCall 385 
                (
386 
                    "refs",
b35df36b Andy McCall ↶ 387 
                    json::arr(report.refs.iter().map(|(name, heads, n)| {
388 
                        let t = repo.tracking(&remote, name).ok().flatten();
389 
                        json::obj([
390 
                            ("name", json::s(name)),
391 
                            ("heads", json::hashes(heads)),
392 
                            ("new", json::n(*n)),
393 
                            (
394 
                                "ahead",
395 
                                t.map_or_else(|| "null".into(), |(a, _)| json::n(a)),
396 
                            ),
397 
                            (
398 
                                "behind",
399 
                                t.map_or_else(|| "null".into(), |(_, b)| json::n(b)),
400 
                            ),
401 
                        ])
402 
                    }))
75167672 Andy McCall 403 
                ),
c6aa5bd9 Andy McCall ↶ 404 
                ("new_tags", json::n(report.new_tags)),
405 
                ("unverified", json::b(report.unverified)),
406 
            ])
407 
        );
408 
        return Ok(0);
409 
    }
94084087 Andy McCall ↶ 410 
    if report.refs.is_empty() {
75167672 Andy McCall 411 
        println!(
412 
            "{} {}",
413 
            ui::done("Fetched"),
414 
            ui::dim(format!("nothing new from {remote}"))
415 
        );
94084087 Andy McCall ↶ 416 
    }
83e0677b Andy McCall ↶ 417 
    for (name, heads, n) in &report.refs {
b35df36b Andy McCall ↶ 418 
        // What was fetched, then how the local bookmark stands against it:
419 
        // "up to date" only when the two are the same (oxygen#56).
420 
        let fetched =
421 
            (*n > 0).then(|| format!("{}{}", ui::ok(plural(*n, "new change")), ui::sep()));
422 
        let them = |k: usize| if k == 1 { "it" } else { "them" };
423 
        let standing = match repo.tracking(&remote, name).ok().flatten() {
424 
            None => ui::dim(format!("no local bookmark {name}")),
425 
            Some((0, 0)) => ui::dim(format!("{name} up to date")),
426 
            Some((0, b)) if *name == repo.config.bookmark => ui::warn(format!(
427 
                "{name} is {} behind: oxy pull to take {}",
428 
                plural(b, "change"),
429 
                them(b)
430 
            )),
431 
            Some((0, b)) => ui::warn(format!(
432 
                "{name} is {} behind: oxy bookmark switch {name} then oxy pull to take {}",
433 
                plural(b, "change"),
434 
                them(b)
435 
            )),
436 
            Some((a, 0)) => ui::dim(format!(
437 
                "{name} is {} ahead: oxy push to send {}",
438 
                plural(a, "change"),
439 
                them(a)
440 
            )),
441 
            Some((a, b)) => ui::warn(format!(
442 
                "{name} and {remote}/{name} have diverged ({a} here, {b} there): oxy pull to merge them"
443 
            )),
75167672 Andy McCall 444 
        };
b35df36b Andy McCall ↶ 445 
        let what = format!("{}{standing}", fetched.unwrap_or_default());
75167672 Andy McCall 446 
        println!(
447 
            "{} {}{}{}{}{what}",
448 
            ui::done("Fetched"),
449 
            ui::id(format!("{remote}/{name}")),
450 
            ui::sep(),
451 
            ui::dim(plural(heads.len(), "head")),
452 
            ui::sep()
453 
        );
83e0677b Andy McCall ↶ 454 
    }
132b884b Andy McCall ↶ 455 
    if report.new_tags > 0 {
75167672 Andy McCall 456 
        println!(
457 
            "  {} {}",
458 
            ui::note(),
459 
            ui::dim(format!("{} adopted", plural(report.new_tags, "tag")))
460 
        );
132b884b Andy McCall ↶ 461 
    }
83e0677b Andy McCall ↶ 462 
    if report.unverified {
75167672 Andy McCall 463 
        eprintln!(
464 
            "{} {remote} has no trust policy; nothing fetched from it was verified",
465 
            ui::caution()
466 
        );
fce44ae9 Andy McCall ↶ 467 
    }
468 
    Ok(0)
469 
}
470
7d9dab13 Andy McCall ↶ 471 
/// Pull acts on the current bookmark only: name the others the fetch
472 
/// found behind their remote, which is easy to take for the current one
473 
/// (oxygen#29).
474 
fn others_behind(repo: &oxy_core::repo::Repo, remote: &str) {
475 
    let Ok(bookmarks) = repo.bookmarks() else {
476 
        return;
477 
    };
478 
    for b in bookmarks {
479 
        let Some(n) = b.behind.filter(|n| *n > 0) else {
480 
            continue;
481 
        };
482 
        if b.current {
483 
            continue;
484 
        }
485 
        println!(
486 
            "  {} {}",
487 
            ui::note(),
488 
            ui::dim(format!(
489 
                "{} is {} behind {remote}/{}: oxy bookmark switch {} then oxy pull to take {}",
490 
                b.name,
491 
                plural(n, "change"),
492 
                b.name,
493 
                b.name,
494 
                if n == 1 { "it" } else { "them" }
495 
            ))
496 
        );
497 
    }
498 
}
499
c6aa5bd9 Andy McCall ↶ 500 
pub fn pull(remote: Option<&str>, as_json: bool) -> Result<i32> {
fce44ae9 Andy McCall ↶ 501 
    let repo = open()?;
b35df36b Andy McCall ↶ 502 
    let remote = remote_name(&repo, remote);
135212de Andy McCall ↶ 503 
    let sp = ui::spinner(&format!("Pulling from {remote}…"));
fce44ae9 Andy McCall ↶ 504 
    let r = repo.pull(&remote)?;
c6aa5bd9 Andy McCall ↶ 505 
    if as_json {
506 
        sp.clear();
cc7a0056 Andy McCall ↶ 507 
        let conflicted = repo
508 
            .snapshot_status("oxy pull")?
509 
            .base_snapshot
510 
            .is_conflicted();
75167672 Andy McCall 511 
        println!(
512 
            "{}",
513 
            json::obj([
514 
                ("remote", json::s(&remote)),
7d9dab13 Andy McCall ↶ 515 
                ("bookmark", json::s(&repo.config.bookmark)),
75167672 Andy McCall 516 
                ("heads", json::hashes(&r.heads)),
517 
                ("changed", json::b(r.changed)),
518 
                ("checked_out", json::b(r.checked_out)),
14edbaaf Andy McCall ↶ 519 
                ("conflicted", json::b(conflicted)),
520 
                ("others", json::arr(r.others.iter().map(|o| json::s(o))))
75167672 Andy McCall 521 
            ])
522 
        );
c6aa5bd9 Andy McCall ↶ 523 
        return Ok(0);
524 
    }
fce44ae9 Andy McCall ↶ 525 
    if !r.changed {
75167672 Andy McCall 526 
        sp.done(&format!(
f6dccc45 Andy McCall ↶ 527 
            "{} {}{}",
75167672 Andy McCall 528 
            ui::ok(ui::glyph("✔", "*")),
7d9dab13 Andy McCall ↶ 529 
            ui::dim(format!(
530 
                "{} is up to date with {remote}.",
531 
                repo.config.bookmark
f6dccc45 Andy McCall ↶ 532 
            )),
533 
            if r.checked_out {
534 
                ui::dim(" The working copy had fallen behind it and is updated.")
535 
            } else {
536 
                String::new()
537 
            }
75167672 Andy McCall 538 
        ));
14edbaaf Andy McCall ↶ 539 
        others_pulled(&r.others);
7d9dab13 Andy McCall ↶ 540 
        others_behind(&repo, &remote);
f6dccc45 Andy McCall ↶ 541 
        if r.checked_out {
542 
            super::workspace::where_now(&repo);
543 
        }
fce44ae9 Andy McCall ↶ 544 
        return Ok(0);
545 
    }
135212de Andy McCall ↶ 546 
    sp.done(&format!(
547 
        "{} {} now has {}{}",
94084087 Andy McCall ↶ 548 
        ui::done("Pulled:"),
549 
        ui::bookmark(&repo.config.bookmark),
fce44ae9 Andy McCall ↶ 550 
        plural(r.heads.len(), "head"),
75167672 Andy McCall 551 
        ui::dim(if r.checked_out {
552 
            "; working copy updated"
553 
        } else {
554 
            "; run oxy checkout to update the working copy"
555 
        })
135212de Andy McCall ↶ 556 
    ));
fce44ae9 Andy McCall ↶ 557 
    let snap = repo.snapshot("oxy pull")?;
558 
    if snap.base_snapshot.is_conflicted() {
75167672 Andy McCall 559 
        println!(
560 
            "  {} {}",
561 
            ui::caution(),
562 
            ui::warn("the result has conflicts; see oxy status")
563 
        );
fce44ae9 Andy McCall ↶ 564 
    }
14edbaaf Andy McCall ↶ 565 
    others_pulled(&r.others);
7d9dab13 Andy McCall ↶ 566 
    others_behind(&repo, &remote);
14edbaaf Andy McCall ↶ 567 
    subrepos_behind(&repo);
98a1620a Andy McCall ↶ 568 
    super::workspace::where_now(&repo);
fce44ae9 Andy McCall ↶ 569 
    Ok(0)
570 
}
571
14edbaaf Andy McCall ↶ 572 
/// The other bookmarks a pull moved.
573 
fn others_pulled(others: &[String]) {
574 
    if others.is_empty() {
575 
        return;
576 
    }
577 
    let shown: Vec<String> = others.iter().take(8).map(ui::bookmark).collect();
578 
    let more = others.len().saturating_sub(8);
579 
    println!(
580 
        "  {} {}{}",
581 
        ui::done("Also updated"),
582 
        shown.join(", "),
583 
        if more > 0 {
584 
            ui::dim(format!(" and {more} more"))
585 
        } else {
586 
            String::new()
587 
        }
588 
    );
589 
}
590
f8c69576 Andy McCall ↶ 591 
/// `oxy push [REMOTE] --delete NAME`.
592 
pub fn push_delete(remote: Option<&str>, name: &str, as_json: bool) -> Result<i32> {
593 
    let repo = open()?;
b35df36b Andy McCall ↶ 594 
    let remote = remote_name(&repo, remote);
f8c69576 Andy McCall ↶ 595 
    let sp = ui::spinner(&format!("Deleting {remote}/{name}…"));
596 
    let results = repo.push_delete(&remote, name)?;
597 
    sp.clear();
598 
    if as_json {
599 
        println!(
600 
            "{}",
601 
            json::arr(results.iter().map(|r| {
602 
                json::obj([
603 
                    ("name", json::s(&r.name)),
604 
                    ("ok", json::b(r.ok)),
605 
                    ("reason", json::s(&r.reason)),
606 
                    ("state", json::s("")),
607 
                ])
608 
            }))
609 
        );
610 
        return Ok(if results.iter().all(|r| r.ok) { 0 } else { 1 });
611 
    }
612 
    let mut code = 0;
613 
    for r in results {
614 
        if r.ok {
615 
            println!(
616 
                "{} {}",
617 
                ui::done("Deleted"),
618 
                ui::id(format!("{remote}/{}", r.name))
619 
            );
620 
        } else {
621 
            println!(
622 
                "{} {} {}{}{}",
623 
                ui::err(ui::glyph("✖", "x")),
624 
                ui::err("Rejected"),
625 
                ui::id(format!("{remote}/{}", r.name)),
626 
                ui::sep(),
627 
                r.reason
628 
            );
629 
            code = 1;
630 
        }
631 
    }
632 
    Ok(code)
633 
}
634
75167672 Andy McCall 635 
pub fn push(
636 
    remote: Option<&str>,
637 
    force: bool,
638 
    bookmark: Option<&str>,
639 
    as_json: bool,
640 
) -> Result<i32> {
fce44ae9 Andy McCall ↶ 641 
    let repo = open()?;
b35df36b Andy McCall ↶ 642 
    let remote = remote_name(&repo, remote);
135212de Andy McCall ↶ 643 
    let sp = ui::spinner(&format!("Pushing to {remote}…"));
cb8b8082 Andy McCall ↶ 644 
    let bookmark_name = bookmark.map_or_else(|| repo.config.bookmark.clone(), String::from);
645 
    // A long push goes in parts: the spinner says which.
646 
    let results = repo.push_bookmark_with(&remote, &bookmark_name, force, &mut |m| {
647 
        sp.set(&format!("Pushing to {remote}… {m}"))
648 
    })?;
135212de Andy McCall ↶ 649 
    sp.clear();
c6aa5bd9 Andy McCall ↶ 650 
    if as_json {
75167672 Andy McCall 651 
        println!(
652 
            "{}",
653 
            json::arr(results.iter().map(|r| json::obj([
654 
                ("name", json::s(&r.name)),
655 
                ("ok", json::b(r.ok)),
656 
                ("reason", json::s(&r.reason))
657 
            ])))
658 
        );
c6aa5bd9 Andy McCall ↶ 659 
        return Ok(if results.iter().all(|r| r.ok) { 0 } else { 1 });
660 
    }
fce44ae9 Andy McCall ↶ 661 
    let mut code = 0;
135212de Andy McCall ↶ 662 
    for r in results {
fce44ae9 Andy McCall ↶ 663 
        if r.ok {
75167672 Andy McCall 664 
            println!(
665 
                "{} {}{}{}",
666 
                ui::done("Pushed"),
667 
                ui::id(format!("{remote}/{}", r.name)),
668 
                ui::sep(),
669 
                ui::dim(if r.reason.is_empty() {
670 
                    "updated"
671 
                } else {
672 
                    r.reason.as_str()
673 
                })
674 
            );
fce44ae9 Andy McCall ↶ 675 
        } else {
75167672 Andy McCall 676 
            println!(
677 
                "{} {} {}{}{}",
678 
                ui::err(ui::glyph("✖", "x")),
679 
                ui::err("Rejected"),
680 
                ui::id(format!("{remote}/{}", r.name)),
681 
                ui::sep(),
682 
                r.reason
683 
            );
fce44ae9 Andy McCall ↶ 684 
            code = 1;
685 
        }
686 
    }
687 
    Ok(code)
688 
}
689
75167672 Andy McCall 690 
pub fn serve(
691 
    root: PathBuf,
692 
    bind: &str,
693 
    tokens: Vec<String>,
694 
    tls: Option<(PathBuf, PathBuf)>,
695 
) -> Result<i32> {
fce44ae9 Andy McCall ↶ 696 
    let listener = std::net::TcpListener::bind(bind).with_context(|| format!("binding {bind}"))?;
697 
    let root = root.canonicalize()?;
2b5ee371 Andy McCall ↶ 698 
    let tls = tls.map(|(cert, key)| oxy_server::TlsFiles { cert, key });
fce44ae9 Andy McCall ↶ 699 
    println!(
2b5ee371 Andy McCall ↶ 700 
        "Serving repositories under {} on {}://{bind}/<repo>/oxy/v1/ ({})",
fce44ae9 Andy McCall ↶ 701 
        root.display(),
2b5ee371 Andy McCall ↶ 702 
        if tls.is_some() { "https" } else { "http" },
75167672 Andy McCall 703 
        if tokens.is_empty() {
704 
            "open: no push tokens configured"
705 
        } else {
706 
            "push requires a token"
707 
        }
fce44ae9 Andy McCall ↶ 708 
    );
75167672 Andy McCall 709 
    if tls.is_none()
710 
        && !bind.starts_with("127.")
711 
        && !bind.starts_with("localhost")
712 
        && !bind.starts_with("[::1]")
713 
    {
2b5ee371 Andy McCall ↶ 714 
        eprintln!("warning: serving plain HTTP on a non-loopback address; put a TLS terminator in front or pass --tls-cert/--tls-key");
715 
    }
716 
    oxy_server::run_blocking(listener, oxy_server::ServerConfig { root, tokens, tls })?;
fce44ae9 Andy McCall ↶ 717 
    Ok(0)
718 
}
79ab8528 Andy McCall ↶ 719
30ea9c1e Andy McCall ↶ 720 
pub fn git_export(git_dir: &std::path::Path, branch: Option<&str>) -> Result<i32> {
79ab8528 Andy McCall ↶ 721 
    let repo = open()?;
135212de Andy McCall ↶ 722 
    let sp = ui::spinner("Exporting to Git…");
30ea9c1e Andy McCall ↶ 723 
    let r = match branch {
724 
        Some(b) => repo.git_export_as(git_dir, b)?,
725 
        None => repo.git_export(git_dir)?,
726 
    };
135212de Andy McCall ↶ 727 
    sp.clear();
79ab8528 Andy McCall ↶ 728 
    println!(
94084087 Andy McCall ↶ 729 
        "{} {} to {} as branch {} {}",
730 
        ui::done("Exported"),
e8b4e156 Andy McCall ↶ 731 
        plural(r.exported, "new state"),
94084087 Andy McCall ↶ 732 
        ui::path(git_dir.display()),
733 
        ui::bookmark(&r.branch),
75167672 Andy McCall 734 
        ui::dim(format!(
735 
            "(currently {}; {} already exported)",
736 
            plural(r.heads, "head"),
737 
            r.skipped
738 
        ))
79ab8528 Andy McCall ↶ 739 
    );
740 
    Ok(0)
741 
}
c3069537 Andy McCall ↶ 742
30ea9c1e Andy McCall ↶ 743 
pub fn git_fetch(url: &str, branch: &str) -> Result<i32> {
744 
    let repo = open()?;
745 
    let sp = ui::spinner(&format!("Fetching {url} {branch}…"));
746 
    let r = repo.git_fetch(url, branch)?;
747 
    sp.clear();
748 
    if r.commits == 0 {
75167672 Andy McCall 749 
        println!(
750 
            "{} {}",
751 
            ui::done("Fetched"),
752 
            ui::dim(format!("nothing new from {url} {branch}"))
753 
        );
30ea9c1e Andy McCall ↶ 754 
    } else {
755 
        println!(
756 
            "{} {} ({} merges) from {} {}{}{} now has {}",
757 
            ui::done("Fetched"),
758 
            plural(r.commits, "new commit"),
759 
            r.merges,
760 
            ui::path(url),
761 
            ui::bookmark(branch),
762 
            ui::sep(),
763 
            ui::bookmark(&repo.config.bookmark),
764 
            plural(r.heads, "head")
765 
        );
766 
        if !repo.snapshot("oxy git fetch")?.changed {
767 
            println!("  {} {}", ui::note(), ui::dim("working copy updated"));
768 
        } else {
75167672 Andy McCall 769 
            println!(
770 
                "  {} {}",
771 
                ui::note(),
772 
                ui::dim("run oxy checkout to update the working copy")
773 
            );
30ea9c1e Andy McCall ↶ 774 
        }
775 
    }
4dee277c Andy McCall ↶ 776 
    if r.submodules > 0 {
75167672 Andy McCall 777 
        println!(
778 
            "  {} {}",
779 
            ui::note(),
780 
            ui::dim(format!(
781 
                "{} submodule {} imported as subrepos with Git pins",
782 
                r.submodules,
783 
                if r.submodules == 1 {
784 
                    "entry"
785 
                } else {
786 
                    "entries"
787 
                }
788 
            ))
789 
        );
30ea9c1e Andy McCall ↶ 790 
    }
791 
    Ok(0)
792 
}
793
794 
pub fn git_push(url: &str, branch: &str) -> Result<i32> {
795 
    let repo = open()?;
796 
    let sp = ui::spinner(&format!("Pushing to {url} {branch}…"));
797 
    let r = repo.git_push(url, branch)?;
798 
    sp.clear();
799 
    println!(
800 
        "{} {} to {} {} {}",
801 
        ui::done("Pushed"),
802 
        plural(r.exported, "new commit"),
803 
        ui::path(url),
804 
        ui::bookmark(&r.branch),
805 
        ui::dim(format!("({} already there)", r.skipped))
806 
    );
807 
    Ok(0)
808 
}
809
62794ecc Andy McCall ↶ 810 
/// `oxy git verify`: exit 1 if any commit's tree is not reproduced.
811 
pub fn git_verify(git_dir: &std::path::Path, branch: &str) -> Result<i32> {
812 
    let repo = open()?;
813 
    let started = std::time::Instant::now();
814 
    let sp = ui::spinner(&format!(
815 
        "Rebuilding every commit of {} {branch}…",
816 
        git_dir.display()
817 
    ));
818 
    let r = repo.verify_git_import(git_dir, branch)?;
819 
    sp.clear();
820 
    for (_, what) in &r.mismatches {
821 
        println!("{} {what}", ui::err(ui::glyph("✖", "x")));
822 
    }
823 
    if r.mismatches.is_empty() {
824 
        println!(
825 
            "{}",
826 
            ui::done(format!(
827 
                "Every commit reproduced: {} commits, {} files compared, in {:.1}s",
828 
                r.commits,
829 
                r.files_compared,
830 
                started.elapsed().as_secs_f64()
831 
            ))
832 
        );
833 
        Ok(0)
834 
    } else {
835 
        println!(
836 
            "{} differences in {} commits checked",
837 
            r.mismatches.len(),
838 
            r.commits
839 
        );
840 
        Ok(1)
841 
    }
842 
}
843
c3069537 Andy McCall ↶ 844 
pub fn git_import(git_dir: &std::path::Path, dest: &std::path::Path, branch: &str) -> Result<i32> {
845 
    let repo = Repo::init(dest)?;
846 
    let started = std::time::Instant::now();
135212de Andy McCall ↶ 847 
    let sp = ui::spinner(&format!("Importing {} {branch}…", git_dir.display()));
58dfe0e1 Andy McCall ↶ 848 
    let r = repo.import_git_with(git_dir, branch, &mut |where_| sp.set(where_))?;
135212de Andy McCall ↶ 849 
    sp.clear();
c3069537 Andy McCall ↶ 850 
    println!(
94084087 Andy McCall ↶ 851 
        "{} {} ({} merges) from {} {} into {} {}",
852 
        ui::done("Imported"),
c3069537 Andy McCall ↶ 853 
        plural(r.commits, "commit"),
854 
        r.merges,
94084087 Andy McCall ↶ 855 
        ui::path(git_dir.display()),
856 
        ui::bookmark(branch),
857 
        ui::path(repo.root().display()),
75167672 Andy McCall 858 
        ui::dim(format!(
859 
            "in {:.1?}; {} now has {}",
860 
            started.elapsed(),
861 
            repo.config.bookmark,
862 
            plural(r.heads, "head")
863 
        ))
c3069537 Andy McCall ↶ 864 
    );
4dee277c Andy McCall ↶ 865 
    if r.submodules > 0 {
75167672 Andy McCall 866 
        println!(
867 
            "  {} {}",
868 
            ui::note(),
869 
            ui::dim(format!(
870 
                "{} submodule {} imported as subrepos with Git pins",
871 
                r.submodules,
872 
                if r.submodules == 1 {
873 
                    "entry"
874 
                } else {
875 
                    "entries"
876 
                }
877 
            ))
878 
        );
4dee277c Andy McCall ↶ 879 
    }
880 
    Ok(0)
881 
}
882
883 
pub fn submodule_add(url: &str, path: &str, bookmark: Option<&str>) -> Result<i32> {
884 
    let repo = open()?;
885 
    let sp = ui::spinner(&format!("Cloning {url} into {path}…"));
886 
    let pin = repo.submodule_add(url, path, bookmark)?;
75167672 Andy McCall 887 
    sp.done(&format!(
888 
        "{} subrepo {} {} {}",
889 
        ui::done("Added"),
890 
        ui::path(path),
891 
        ui::dim(ui::glyph("→", "->")),
892 
        ui::dim(pin.summary())
893 
    ));
894 
    println!(
895 
        "  {} {}",
896 
        ui::note(),
897 
        ui::dim("recorded in .oxymodules; commit to pin it")
898 
    );
4dee277c Andy McCall ↶ 899 
    Ok(0)
900 
}
901
902 
pub fn submodule_update(init: bool, paths: &[String]) -> Result<i32> {
903 
    let repo = open()?;
904 
    let sp = ui::spinner("Updating subrepos…");
905 
    let results = repo.submodule_update(init, paths)?;
7993d465 Andy McCall ↶ 906 
    let unpinned: Vec<_> = repo
907 
        .unpinned_modules()?
908 
        .into_iter()
909 
        .filter(|(p, _)| paths.is_empty() || paths.iter().any(|q| q.trim_end_matches('/') == p))
910 
        .collect();
4dee277c Andy McCall ↶ 911 
    sp.clear();
7993d465 Andy McCall ↶ 912 
    if results.is_empty() && unpinned.is_empty() {
913 
        println!("{}", ui::dim("No subrepos."));
914 
    }
915 
    let code = print_subrepo_results(results);
916 
    print_unpinned(&unpinned);
917 
    Ok(if unpinned.is_empty() { code } else { 1 })
14edbaaf Andy McCall ↶ 918 
}
919
7993d465 Andy McCall ↶ 920 
/// `.oxymodules` entries never added: nothing to clone, so say how to add
921 
/// them (oxygen#72).
922 
fn print_unpinned(unpinned: &[(String, oxy_core::subrepo::Module)]) {
923 
    for (path, m) in unpinned {
924 
        let url = if m.url.is_empty() { "<url>" } else { &m.url };
925 
        println!(
926 
            "{} {}",
927 
            ui::warn(format!(
928 
                "{} in .oxymodules but never added, so no pin",
929 
                ui::glyph("⚠", "!")
930 
            )),
931 
            ui::path(path)
932 
        );
933 
        println!(
934 
            "  {}",
935 
            ui::dim(format!("add it with: oxy submodule add {url} {path}"))
936 
        );
937 
    }
938 
}
939
14edbaaf Andy McCall ↶ 940 
fn print_subrepo_results(results: Vec<(String, oxy_core::repo::SubrepoSync)>) -> i32 {
4dee277c Andy McCall ↶ 941 
    let mut code = 0;
942 
    for (path, r) in results {
943 
        use oxy_core::repo::SubrepoSync::*;
944 
        let line = match r {
945 
            Updated => ui::done("Updated"),
946 
            UpToDate => ui::ok(format!("{} up to date", ui::glyph("✔", "*"))),
947 
            Missing => {
948 
                code = 1;
75167672 Andy McCall 949 
                ui::warn(format!(
950 
                    "{} missing (pass --init to clone)",
951 
                    ui::glyph("⚠", "!")
952 
                ))
4dee277c Andy McCall ↶ 953 
            }
954 
            Dirty => {
955 
                code = 1;
75167672 Andy McCall 956 
                ui::warn(format!(
957 
                    "{} has uncommitted changes; left as is",
958 
                    ui::glyph("⚠", "!")
959 
                ))
4dee277c Andy McCall ↶ 960 
            }
1a3b6203 Andy McCall ↶ 961 
            KeptBookmark { bookmark, newer } => ui::warn(format!(
962 
                "{} checked out at the pin; its bookmark {bookmark} keeps {} the pin lacks",
963 
                ui::glyph("⚠", "!"),
964 
                plural(newer, "newer change")
965 
            )),
4dee277c Andy McCall ↶ 966 
            Failed(e) => {
967 
                code = 1;
968 
                ui::err(format!("{} {e}", ui::glyph("✖", "x")))
969 
            }
970 
        };
971 
        println!("{line} {}", ui::path(path));
972 
    }
14edbaaf Andy McCall ↶ 973 
    code
4dee277c Andy McCall ↶ 974 
}
975
c6aa5bd9 Andy McCall ↶ 976 
fn pin_json(p: &oxy_core::subrepo::Pin) -> String {
977 
    match p {
75167672 Andy McCall 978 
        oxy_core::subrepo::Pin::Oxy {
979 
            repo,
980 
            heads,
981 
            bookmark,
982 
        } => json::obj([
983 
            ("kind", json::s("oxy")),
984 
            (
985 
                "repo",
986 
                json::s(&repo.iter().map(|b| format!("{b:02x}")).collect::<String>()),
987 
            ),
988 
            ("heads", json::hashes(heads)),
989 
            ("bookmark", json::s(bookmark)),
990 
        ]),
991 
        oxy_core::subrepo::Pin::Git { sha, branch } => json::obj([
992 
            ("kind", json::s("git")),
993 
            ("sha", json::s(sha)),
994 
            ("branch", json::s(branch)),
995 
        ]),
c6aa5bd9 Andy McCall ↶ 996 
    }
997 
}
998
999 
pub fn submodule_status(as_json: bool) -> Result<i32> {
4dee277c Andy McCall ↶ 1000 
    let repo = open()?;
1001 
    let subs = repo.subrepos()?;
7993d465 Andy McCall ↶ 1002 
    let unpinned = repo.unpinned_modules()?;
c6aa5bd9 Andy McCall ↶ 1003 
    if as_json {
7993d465 Andy McCall ↶ 1004 
        let pinned = subs.iter().map(|s| {
1005 
            json::obj([
1006 
                ("path", json::s(&s.path)),
1007 
                ("pin", pin_json(&s.pin)),
1008 
                ("actual", json::opt(s.actual.as_ref(), pin_json)),
1009 
                ("at_pin", json::b(s.actual.as_ref() == Some(&s.pin))),
1010 
                ("dirty", json::b(s.dirty)),
1011 
                ("committed", json::b(s.committed)),
1012 
                ("url", json::opt(s.url.as_deref(), json::s)),
1013 
            ])
1014 
        });
1015 
        // Listed in .oxymodules but never added: no pin at all.
1016 
        let unpinned_json = unpinned.iter().map(|(path, m)| {
1017 
            json::obj([
1018 
                ("path", json::s(path)),
1019 
                ("pin", "null".to_string()),
1020 
                ("actual", "null".to_string()),
1021 
                ("at_pin", json::b(false)),
1022 
                ("dirty", json::b(false)),
1023 
                ("committed", json::b(false)),
1024 
                ("url", json::s(&m.url)),
1025 
            ])
1026 
        });
1027 
        println!("{}", json::arr(pinned.chain(unpinned_json)));
c6aa5bd9 Andy McCall ↶ 1028 
        return Ok(0);
1029 
    }
7993d465 Andy McCall ↶ 1030 
    if subs.is_empty() && unpinned.is_empty() {
4dee277c Andy McCall ↶ 1031 
        println!("{}", ui::dim("No subrepos."));
94084087 Andy McCall ↶ 1032 
    }
4dee277c Andy McCall ↶ 1033 
    for s in subs {
1034 
        let state = match (&s.actual, s.dirty) {
e7ac6c2e Andy McCall ↶ 1035 
            _ if !s.committed => {
1036 
                ui::warn(format!("{} added, not committed yet", ui::glyph("+", "+")))
1037 
            }
4dee277c Andy McCall ↶ 1038 
            (None, _) => ui::warn(format!("{} missing", ui::glyph("⚠", "!"))),
1039 
            (Some(a), dirty) if *a == s.pin => {
75167672 Andy McCall 1040 
                if dirty {
1041 
                    ui::warn(format!(
1042 
                        "{} at pin, uncommitted changes",
1043 
                        ui::glyph("✎", "~")
1044 
                    ))
1045 
                } else {
1046 
                    ui::ok(format!("{} at pin", ui::glyph("✔", "*")))
1047 
                }
4dee277c Andy McCall ↶ 1048 
            }
1049 
            (Some(a), _) => ui::warn(format!("{} at {}", ui::glyph("↕", "<>"), a.summary())),
1050 
        };
75167672 Andy McCall 1051 
        println!(
1052 
            "{} {}{}{}{}{state}",
1053 
            ui::ok(ui::glyph("⧉", "#")),
1054 
            ui::path(&s.path),
1055 
            ui::sep(),
1056 
            ui::dim(s.pin.summary()),
1057 
            ui::sep()
1058 
        );
4dee277c Andy McCall ↶ 1059 
        if let Some(u) = s.url {
1060 
            println!("    {} {}", ui::dim(ui::glyph("↳", "->")), ui::dim(u));
1061 
        }
1062 
    }
7993d465 Andy McCall ↶ 1063 
    print_unpinned(&unpinned);
4dee277c Andy McCall ↶ 1064 
    Ok(0)
1065 
}
1066
1067 
pub fn submodule_remove(path: &str) -> Result<i32> {
1068 
    let repo = open()?;
1069 
    repo.submodule_remove(path)?;
75167672 Andy McCall 1070 
    println!(
1071 
        "{} subrepo {} {}",
1072 
        ui::done("Removed"),
1073 
        ui::path(path),
1074 
        ui::dim("(directory left in place; commit to record the removal)")
1075 
    );
c3069537 Andy McCall ↶ 1076 
    Ok(0)
1077 
}
2863456a Andy McCall ↶ 1078
1079 
pub fn deepen(remote: &str, depth: u32) -> Result<i32> {
1080 
    let repo = open()?;
1081 
    if !repo.is_shallow() {
75167672 Andy McCall 1082 
        println!(
1083 
            "{}",
1084 
            ui::dim("This repository is not shallow; nothing to deepen.")
1085 
        );
2863456a Andy McCall ↶ 1086 
        return Ok(0);
1087 
    }
1088 
    let sp = ui::spinner(&format!("Fetching {depth} more levels from {remote}…"));
1089 
    let n = repo.deepen(remote, depth)?;
75167672 Andy McCall 1090 
    sp.done(&format!(
1091 
        "{} {}; {}",
c07406bc Andy McCall ↶ 1092 
        ui::done("Deepened by"),
75167672 Andy McCall 1093 
        plural(n, "change"),
1094 
        if repo.is_shallow() {
1095 
            "still shallow".to_string()
1096 
        } else {
1097 
            ui::ok("history is now complete")
1098 
        }
1099 
    ));
2863456a Andy McCall ↶ 1100 
    Ok(0)
1101 
}