cargo/src/cargo/ops/cargo_package.rs

1056 lines
37 KiB
Rust

use std::collections::{BTreeSet, HashMap};
use std::fs::{self, File};
use std::io::prelude::*;
use std::io::SeekFrom;
use std::path::{Path, PathBuf};
use std::sync::Arc;
use std::task::Poll;
use crate::core::compiler::{BuildConfig, CompileMode, DefaultExecutor, Executor};
use crate::core::manifest::Target;
use crate::core::resolver::CliFeatures;
use crate::core::{registry::PackageRegistry, resolver::HasDevUnits};
use crate::core::{Feature, PackageIdSpecQuery, Shell, Verbosity, Workspace};
use crate::core::{Package, PackageId, PackageSet, Resolve, SourceId};
use crate::sources::PathSource;
use crate::util::cache_lock::CacheLockMode;
use crate::util::context::JobsConfig;
use crate::util::errors::CargoResult;
use crate::util::toml::prepare_for_publish;
use crate::util::{self, human_readable_bytes, restricted_names, FileLock, GlobalContext};
use crate::{drop_println, ops};
use anyhow::Context as _;
use cargo_util::paths;
use flate2::read::GzDecoder;
use flate2::{Compression, GzBuilder};
use serde::Serialize;
use tar::{Archive, Builder, EntryType, Header, HeaderMode};
use tracing::debug;
use unicase::Ascii as UncasedAscii;
pub struct PackageOpts<'gctx> {
pub gctx: &'gctx GlobalContext,
pub list: bool,
pub check_metadata: bool,
pub allow_dirty: bool,
pub verify: bool,
pub jobs: Option<JobsConfig>,
pub keep_going: bool,
pub to_package: ops::Packages,
pub targets: Vec<String>,
pub cli_features: CliFeatures,
}
const ORIGINAL_MANIFEST_FILE: &str = "Cargo.toml.orig";
const VCS_INFO_FILE: &str = ".cargo_vcs_info.json";
struct ArchiveFile {
/// The relative path in the archive (not including the top-level package
/// name directory).
rel_path: PathBuf,
/// String variant of `rel_path`, for convenience.
rel_str: String,
/// The contents to add to the archive.
contents: FileContents,
}
enum FileContents {
/// Absolute path to the file on disk to add to the archive.
OnDisk(PathBuf),
/// Generates a file.
Generated(GeneratedFile),
}
enum GeneratedFile {
/// Generates `Cargo.toml` by rewriting the original.
Manifest,
/// Generates `Cargo.lock` in some cases (like if there is a binary).
Lockfile,
/// Adds a `.cargo_vcs_info.json` file if in a (clean) git repo.
VcsInfo(VcsInfo),
}
#[derive(Serialize)]
struct VcsInfo {
git: GitVcsInfo,
/// Path to the package within repo (empty string if root). / not \
path_in_vcs: String,
}
#[derive(Serialize)]
struct GitVcsInfo {
sha1: String,
}
pub fn package_one(
ws: &Workspace<'_>,
pkg: &Package,
opts: &PackageOpts<'_>,
) -> CargoResult<Option<FileLock>> {
let gctx = ws.gctx();
let mut src = PathSource::new(pkg.root(), pkg.package_id().source_id(), gctx);
src.update()?;
if opts.check_metadata {
check_metadata(pkg, gctx)?;
}
if !pkg.manifest().exclude().is_empty() && !pkg.manifest().include().is_empty() {
gctx.shell().warn(
"both package.include and package.exclude are specified; \
the exclude list will be ignored",
)?;
}
let src_files = src.list_files(pkg)?;
// Check (git) repository state, getting the current commit hash if not
// dirty.
let vcs_info = if !opts.allow_dirty {
// This will error if a dirty repo is found.
check_repo_state(pkg, &src_files, gctx)?
} else {
None
};
let ar_files = build_ar_list(ws, pkg, src_files, vcs_info)?;
let filecount = ar_files.len();
if opts.list {
for ar_file in ar_files {
drop_println!(gctx, "{}", ar_file.rel_str);
}
return Ok(None);
}
// Check that the package dependencies are safe to deploy.
for dep in pkg.dependencies() {
super::check_dep_has_version(dep, false)?;
}
let filename = pkg.package_id().tarball_name();
let dir = ws.target_dir().join("package");
let mut dst = {
let tmp = format!(".{}", filename);
dir.open_rw_exclusive_create(&tmp, gctx, "package scratch space")?
};
// Package up and test a temporary tarball and only move it to the final
// location if it actually passes all our tests. Any previously existing
// tarball can be assumed as corrupt or invalid, so we just blow it away if
// it exists.
gctx.shell()
.status("Packaging", pkg.package_id().to_string())?;
dst.file().set_len(0)?;
let uncompressed_size = tar(ws, pkg, ar_files, dst.file(), &filename)
.with_context(|| "failed to prepare local package for uploading")?;
if opts.verify {
dst.seek(SeekFrom::Start(0))?;
run_verify(ws, pkg, &dst, opts).with_context(|| "failed to verify package tarball")?
}
dst.seek(SeekFrom::Start(0))?;
let src_path = dst.path();
let dst_path = dst.parent().join(&filename);
fs::rename(&src_path, &dst_path)
.with_context(|| "failed to move temporary tarball into final location")?;
let dst_metadata = dst
.file()
.metadata()
.with_context(|| format!("could not learn metadata for: `{}`", dst_path.display()))?;
let compressed_size = dst_metadata.len();
let uncompressed = human_readable_bytes(uncompressed_size);
let compressed = human_readable_bytes(compressed_size);
let message = format!(
"{} files, {:.1}{} ({:.1}{} compressed)",
filecount, uncompressed.0, uncompressed.1, compressed.0, compressed.1,
);
// It doesn't really matter if this fails.
drop(gctx.shell().status("Packaged", message));
return Ok(Some(dst));
}
pub fn package(ws: &Workspace<'_>, opts: &PackageOpts<'_>) -> CargoResult<Option<Vec<FileLock>>> {
let specs = &opts.to_package.to_package_id_specs(ws)?;
// If -p is used, we should check spec is matched with the members (See #13719)
if let ops::Packages::Packages(_) = opts.to_package {
for spec in specs.iter() {
let member_ids = ws.members().map(|p| p.package_id());
spec.query(member_ids)?;
}
}
let pkgs = ws.members_with_features(specs, &opts.cli_features)?;
let mut dsts = Vec::with_capacity(pkgs.len());
if ws.root().join("Cargo.lock").exists() {
// Make sure the Cargo.lock is up-to-date and valid.
let _ = ops::resolve_ws(ws)?;
// If Cargo.lock does not exist, it will be generated by `build_lock`
// below, and will be validated during the verification step.
}
for (pkg, cli_features) in pkgs {
let result = package_one(
ws,
pkg,
&PackageOpts {
gctx: opts.gctx,
list: opts.list,
check_metadata: opts.check_metadata,
allow_dirty: opts.allow_dirty,
verify: opts.verify,
jobs: opts.jobs.clone(),
keep_going: opts.keep_going,
to_package: ops::Packages::Default,
targets: opts.targets.clone(),
cli_features: cli_features,
},
)?;
if !opts.list {
dsts.push(result.unwrap());
}
}
if opts.list {
// We're just listing, so there's no file output
Ok(None)
} else {
Ok(Some(dsts))
}
}
/// Builds list of files to archive.
fn build_ar_list(
ws: &Workspace<'_>,
pkg: &Package,
src_files: Vec<PathBuf>,
vcs_info: Option<VcsInfo>,
) -> CargoResult<Vec<ArchiveFile>> {
let mut result = HashMap::new();
let root = pkg.root();
for src_file in &src_files {
let rel_path = src_file.strip_prefix(&root)?;
check_filename(rel_path, &mut ws.gctx().shell())?;
let rel_str = rel_path.to_str().ok_or_else(|| {
anyhow::format_err!("non-utf8 path in source directory: {}", rel_path.display())
})?;
match rel_str {
"Cargo.lock" => continue,
VCS_INFO_FILE | ORIGINAL_MANIFEST_FILE => anyhow::bail!(
"invalid inclusion of reserved file name {} in package source",
rel_str
),
_ => {
result
.entry(UncasedAscii::new(rel_str))
.or_insert_with(Vec::new)
.push(ArchiveFile {
rel_path: rel_path.to_owned(),
rel_str: rel_str.to_owned(),
contents: FileContents::OnDisk(src_file.clone()),
});
}
}
}
// Ensure we normalize for case insensitive filesystems (like on Windows) by removing the
// existing entry, regardless of case, and adding in with the correct case
if result.remove(&UncasedAscii::new("Cargo.toml")).is_some() {
result
.entry(UncasedAscii::new(ORIGINAL_MANIFEST_FILE))
.or_insert_with(Vec::new)
.push(ArchiveFile {
rel_path: PathBuf::from(ORIGINAL_MANIFEST_FILE),
rel_str: ORIGINAL_MANIFEST_FILE.to_string(),
contents: FileContents::OnDisk(pkg.manifest_path().to_owned()),
});
result
.entry(UncasedAscii::new("Cargo.toml"))
.or_insert_with(Vec::new)
.push(ArchiveFile {
rel_path: PathBuf::from("Cargo.toml"),
rel_str: "Cargo.toml".to_string(),
contents: FileContents::Generated(GeneratedFile::Manifest),
});
} else {
ws.gctx().shell().warn(&format!(
"no `Cargo.toml` file found when packaging `{}` (note the case of the file name).",
pkg.name()
))?;
}
if pkg.include_lockfile() {
let rel_str = "Cargo.lock";
result
.entry(UncasedAscii::new(rel_str))
.or_insert_with(Vec::new)
.push(ArchiveFile {
rel_path: PathBuf::from(rel_str),
rel_str: rel_str.to_string(),
contents: FileContents::Generated(GeneratedFile::Lockfile),
});
}
if let Some(vcs_info) = vcs_info {
let rel_str = VCS_INFO_FILE;
result
.entry(UncasedAscii::new(rel_str))
.or_insert_with(Vec::new)
.push(ArchiveFile {
rel_path: PathBuf::from(rel_str),
rel_str: rel_str.to_string(),
contents: FileContents::Generated(GeneratedFile::VcsInfo(vcs_info)),
});
}
let mut result = result.into_values().flatten().collect();
if let Some(license_file) = &pkg.manifest().metadata().license_file {
let license_path = Path::new(license_file);
let abs_file_path = paths::normalize_path(&pkg.root().join(license_path));
if abs_file_path.is_file() {
check_for_file_and_add(
"license-file",
license_path,
abs_file_path,
pkg,
&mut result,
ws,
)?;
} else {
warn_on_nonexistent_file(&pkg, &license_path, "license-file", &ws)?;
}
}
if let Some(readme) = &pkg.manifest().metadata().readme {
let readme_path = Path::new(readme);
let abs_file_path = paths::normalize_path(&pkg.root().join(readme_path));
if abs_file_path.is_file() {
check_for_file_and_add("readme", readme_path, abs_file_path, pkg, &mut result, ws)?;
} else {
warn_on_nonexistent_file(&pkg, &readme_path, "readme", &ws)?;
}
}
for t in pkg
.manifest()
.targets()
.iter()
.filter(|t| t.is_custom_build())
{
if let Some(custome_build_path) = t.src_path().path() {
let abs_custome_build_path =
paths::normalize_path(&pkg.root().join(custome_build_path));
if !abs_custome_build_path.is_file() || !abs_custome_build_path.starts_with(pkg.root())
{
error_custom_build_file_not_in_package(pkg, &abs_custome_build_path, t)?;
}
}
}
result.sort_unstable_by(|a, b| a.rel_path.cmp(&b.rel_path));
Ok(result)
}
fn check_for_file_and_add(
label: &str,
file_path: &Path,
abs_file_path: PathBuf,
pkg: &Package,
result: &mut Vec<ArchiveFile>,
ws: &Workspace<'_>,
) -> CargoResult<()> {
match abs_file_path.strip_prefix(&pkg.root()) {
Ok(rel_file_path) => {
if !result.iter().any(|ar| ar.rel_path == rel_file_path) {
result.push(ArchiveFile {
rel_path: rel_file_path.to_path_buf(),
rel_str: rel_file_path
.to_str()
.expect("everything was utf8")
.to_string(),
contents: FileContents::OnDisk(abs_file_path),
})
}
}
Err(_) => {
// The file exists somewhere outside of the package.
let file_name = file_path.file_name().unwrap();
if result.iter().any(|ar| ar.rel_path == file_name) {
ws.gctx().shell().warn(&format!(
"{} `{}` appears to be a path outside of the package, \
but there is already a file named `{}` in the root of the package. \
The archived crate will contain the copy in the root of the package. \
Update the {} to point to the path relative \
to the root of the package to remove this warning.",
label,
file_path.display(),
file_name.to_str().unwrap(),
label,
))?;
} else {
result.push(ArchiveFile {
rel_path: PathBuf::from(file_name),
rel_str: file_name.to_str().unwrap().to_string(),
contents: FileContents::OnDisk(abs_file_path),
})
}
}
}
Ok(())
}
fn warn_on_nonexistent_file(
pkg: &Package,
path: &Path,
manifest_key_name: &'static str,
ws: &Workspace<'_>,
) -> CargoResult<()> {
let rel_msg = if path.is_absolute() {
"".to_string()
} else {
format!(" (relative to `{}`)", pkg.root().display())
};
ws.gctx().shell().warn(&format!(
"{manifest_key_name} `{}` does not appear to exist{}.\n\
Please update the {manifest_key_name} setting in the manifest at `{}`\n\
This may become a hard error in the future.",
path.display(),
rel_msg,
pkg.manifest_path().display()
))
}
fn error_custom_build_file_not_in_package(
pkg: &Package,
path: &Path,
target: &Target,
) -> CargoResult<Vec<ArchiveFile>> {
let tip = {
let description_name = target.description_named();
if path.is_file() {
format!("the source file of {description_name} doesn't appear to be a path inside of the package.\n\
It is at `{}`, whereas the root the package is `{}`.\n",
path.display(), pkg.root().display()
)
} else {
format!("the source file of {description_name} doesn't appear to exist.\n",)
}
};
let msg = format!(
"{}\
This may cause issue during packaging, as modules resolution and resources included via macros are often relative to the path of source files.\n\
Please update the `build` setting in the manifest at `{}` and point to a path inside the root of the package.",
tip, pkg.manifest_path().display()
);
anyhow::bail!(msg)
}
/// Construct `Cargo.lock` for the package to be published.
fn build_lock(ws: &Workspace<'_>, publish_pkg: &Package) -> CargoResult<String> {
let gctx = ws.gctx();
let orig_resolve = ops::load_pkg_lockfile(ws)?;
let tmp_ws = Workspace::ephemeral(publish_pkg.clone(), ws.gctx(), None, true)?;
let mut tmp_reg = PackageRegistry::new(ws.gctx())?;
let mut new_resolve = ops::resolve_with_previous(
&mut tmp_reg,
&tmp_ws,
&CliFeatures::new_all(true),
HasDevUnits::Yes,
orig_resolve.as_ref(),
None,
&[],
true,
)?;
let pkg_set = ops::get_resolved_packages(&new_resolve, tmp_reg)?;
if let Some(orig_resolve) = orig_resolve {
compare_resolve(gctx, tmp_ws.current()?, &orig_resolve, &new_resolve)?;
}
check_yanked(
gctx,
&pkg_set,
&new_resolve,
"consider updating to a version that is not yanked",
)?;
ops::resolve_to_string(&tmp_ws, &mut new_resolve)
}
// Checks that the package has some piece of metadata that a human can
// use to tell what the package is about.
fn check_metadata(pkg: &Package, gctx: &GlobalContext) -> CargoResult<()> {
let md = pkg.manifest().metadata();
let mut missing = vec![];
macro_rules! lacking {
($( $($field: ident)||* ),*) => {{
$(
if $(md.$field.as_ref().map_or(true, |s| s.is_empty()))&&* {
$(missing.push(stringify!($field).replace("_", "-"));)*
}
)*
}}
}
lacking!(
description,
license || license_file,
documentation || homepage || repository
);
if !missing.is_empty() {
let mut things = missing[..missing.len() - 1].join(", ");
// `things` will be empty if and only if its length is 1 (i.e., the only case
// to have no `or`).
if !things.is_empty() {
things.push_str(" or ");
}
things.push_str(missing.last().unwrap());
gctx.shell().warn(&format!(
"manifest has no {things}.\n\
See https://doc.rust-lang.org/cargo/reference/manifest.html#package-metadata for more info.",
things = things
))?
}
Ok(())
}
/// Checks if the package source is in a *git* DVCS repository. If *git*, and
/// the source is *dirty* (e.g., has uncommitted changes) then `bail!` with an
/// informative message. Otherwise return the sha1 hash of the current *HEAD*
/// commit, or `None` if no repo is found.
fn check_repo_state(
p: &Package,
src_files: &[PathBuf],
gctx: &GlobalContext,
) -> CargoResult<Option<VcsInfo>> {
if let Ok(repo) = git2::Repository::discover(p.root()) {
if let Some(workdir) = repo.workdir() {
debug!("found a git repo at {:?}", workdir);
let path = p.manifest_path();
let path =
paths::strip_prefix_canonical(path, workdir).unwrap_or_else(|_| path.to_path_buf());
if let Ok(status) = repo.status_file(&path) {
if (status & git2::Status::IGNORED).is_empty() {
debug!(
"found (git) Cargo.toml at {:?} in workdir {:?}",
path, workdir
);
let path_in_vcs = path
.parent()
.and_then(|p| p.to_str())
.unwrap_or("")
.replace("\\", "/");
return Ok(Some(VcsInfo {
git: git(p, src_files, &repo)?,
path_in_vcs,
}));
}
}
gctx.shell().verbose(|shell| {
shell.warn(format!(
"no (git) Cargo.toml found at `{}` in workdir `{}`",
path.display(),
workdir.display()
))
})?;
}
} else {
gctx.shell().verbose(|shell| {
shell.warn(format!("no (git) VCS found for `{}`", p.root().display()))
})?;
}
// No VCS with a checked in `Cargo.toml` found, so we don't know if the
// directory is dirty or not, thus we have to assume that it's clean.
return Ok(None);
fn git(p: &Package, src_files: &[PathBuf], repo: &git2::Repository) -> CargoResult<GitVcsInfo> {
// This is a collection of any dirty or untracked files. This covers:
// - new/modified/deleted/renamed/type change (index or worktree)
// - untracked files (which are "new" worktree files)
// - ignored (in case the user has an `include` directive that
// conflicts with .gitignore).
let mut dirty_files = Vec::new();
collect_statuses(repo, &mut dirty_files)?;
// Include each submodule so that the error message can provide
// specifically *which* files in a submodule are modified.
status_submodules(repo, &mut dirty_files)?;
// Find the intersection of dirty in git, and the src_files that would
// be packaged. This is a lazy n^2 check, but seems fine with
// thousands of files.
let dirty_src_files: Vec<String> = src_files
.iter()
.filter(|src_file| dirty_files.iter().any(|path| src_file.starts_with(path)))
.map(|path| {
path.strip_prefix(p.root())
.unwrap_or(path)
.display()
.to_string()
})
.collect();
if dirty_src_files.is_empty() {
let rev_obj = repo.revparse_single("HEAD")?;
Ok(GitVcsInfo {
sha1: rev_obj.id().to_string(),
})
} else {
anyhow::bail!(
"{} files in the working directory contain changes that were \
not yet committed into git:\n\n{}\n\n\
to proceed despite this and include the uncommitted changes, pass the `--allow-dirty` flag",
dirty_src_files.len(),
dirty_src_files.join("\n")
)
}
}
// Helper to collect dirty statuses for a single repo.
fn collect_statuses(
repo: &git2::Repository,
dirty_files: &mut Vec<PathBuf>,
) -> CargoResult<()> {
let mut status_opts = git2::StatusOptions::new();
// Exclude submodules, as they are being handled manually by recursing
// into each one so that details about specific files can be
// retrieved.
status_opts
.exclude_submodules(true)
.include_ignored(true)
.include_untracked(true);
let repo_statuses = repo.statuses(Some(&mut status_opts)).with_context(|| {
format!(
"failed to retrieve git status from repo {}",
repo.path().display()
)
})?;
let workdir = repo.workdir().unwrap();
let this_dirty = repo_statuses.iter().filter_map(|entry| {
let path = entry.path().expect("valid utf-8 path");
if path.ends_with("Cargo.lock") && entry.status() == git2::Status::IGNORED {
// It is OK to include Cargo.lock even if it is ignored.
return None;
}
// Use an absolute path, so that comparing paths is easier
// (particularly with submodules).
Some(workdir.join(path))
});
dirty_files.extend(this_dirty);
Ok(())
}
// Helper to collect dirty statuses while recursing into submodules.
fn status_submodules(
repo: &git2::Repository,
dirty_files: &mut Vec<PathBuf>,
) -> CargoResult<()> {
for submodule in repo.submodules()? {
// Ignore submodules that don't open, they are probably not initialized.
// If its files are required, then the verification step should fail.
if let Ok(sub_repo) = submodule.open() {
status_submodules(&sub_repo, dirty_files)?;
collect_statuses(&sub_repo, dirty_files)?;
}
}
Ok(())
}
}
/// Compresses and packages a list of [`ArchiveFile`]s and writes into the given file.
///
/// Returns the uncompressed size of the contents of the new archive file.
fn tar(
ws: &Workspace<'_>,
pkg: &Package,
ar_files: Vec<ArchiveFile>,
dst: &File,
filename: &str,
) -> CargoResult<u64> {
// Prepare the encoder and its header.
let filename = Path::new(filename);
let encoder = GzBuilder::new()
.filename(paths::path2bytes(filename)?)
.write(dst, Compression::best());
// Put all package files into a compressed archive.
let mut ar = Builder::new(encoder);
let gctx = ws.gctx();
let base_name = format!("{}-{}", pkg.name(), pkg.version());
let base_path = Path::new(&base_name);
let publish_pkg = prepare_for_publish(pkg, ws)?;
let mut uncompressed_size = 0;
for ar_file in ar_files {
let ArchiveFile {
rel_path,
rel_str,
contents,
} = ar_file;
let ar_path = base_path.join(&rel_path);
gctx.shell()
.verbose(|shell| shell.status("Archiving", &rel_str))?;
let mut header = Header::new_gnu();
match contents {
FileContents::OnDisk(disk_path) => {
let mut file = File::open(&disk_path).with_context(|| {
format!("failed to open for archiving: `{}`", disk_path.display())
})?;
let metadata = file.metadata().with_context(|| {
format!("could not learn metadata for: `{}`", disk_path.display())
})?;
header.set_metadata_in_mode(&metadata, HeaderMode::Deterministic);
header.set_cksum();
ar.append_data(&mut header, &ar_path, &mut file)
.with_context(|| {
format!("could not archive source file `{}`", disk_path.display())
})?;
uncompressed_size += metadata.len() as u64;
}
FileContents::Generated(generated_kind) => {
let contents = match generated_kind {
GeneratedFile::Manifest => publish_pkg.manifest().to_resolved_contents()?,
GeneratedFile::Lockfile => build_lock(ws, &publish_pkg)?,
GeneratedFile::VcsInfo(ref s) => serde_json::to_string_pretty(s)?,
};
header.set_entry_type(EntryType::file());
header.set_mode(0o644);
header.set_size(contents.len() as u64);
// use something nonzero to avoid rust-lang/cargo#9512
header.set_mtime(1);
header.set_cksum();
ar.append_data(&mut header, &ar_path, contents.as_bytes())
.with_context(|| format!("could not archive source file `{}`", rel_str))?;
uncompressed_size += contents.len() as u64;
}
}
}
let encoder = ar.into_inner()?;
encoder.finish()?;
Ok(uncompressed_size)
}
/// Generate warnings when packaging Cargo.lock, and the resolve have changed.
fn compare_resolve(
gctx: &GlobalContext,
current_pkg: &Package,
orig_resolve: &Resolve,
new_resolve: &Resolve,
) -> CargoResult<()> {
if gctx.shell().verbosity() != Verbosity::Verbose {
return Ok(());
}
let new_set: BTreeSet<PackageId> = new_resolve.iter().collect();
let orig_set: BTreeSet<PackageId> = orig_resolve.iter().collect();
let added = new_set.difference(&orig_set);
// Removed entries are ignored, this is used to quickly find hints for why
// an entry changed.
let removed: Vec<&PackageId> = orig_set.difference(&new_set).collect();
for pkg_id in added {
if pkg_id.name() == current_pkg.name() && pkg_id.version() == current_pkg.version() {
// Skip the package that is being created, since its SourceId
// (directory) changes.
continue;
}
// Check for candidates where the source has changed (such as [patch]
// or a dependency with multiple sources like path/version).
let removed_candidates: Vec<&PackageId> = removed
.iter()
.filter(|orig_pkg_id| {
orig_pkg_id.name() == pkg_id.name() && orig_pkg_id.version() == pkg_id.version()
})
.cloned()
.collect();
let extra = match removed_candidates.len() {
0 => {
// This can happen if the original was out of date.
let previous_versions: Vec<&PackageId> = removed
.iter()
.filter(|orig_pkg_id| orig_pkg_id.name() == pkg_id.name())
.cloned()
.collect();
match previous_versions.len() {
0 => String::new(),
1 => format!(
", previous version was `{}`",
previous_versions[0].version()
),
_ => format!(
", previous versions were: {}",
previous_versions
.iter()
.map(|pkg_id| format!("`{}`", pkg_id.version()))
.collect::<Vec<_>>()
.join(", ")
),
}
}
1 => {
// This can happen for multi-sourced dependencies like
// `{path="...", version="..."}` or `[patch]` replacement.
// `[replace]` is not captured in Cargo.lock.
format!(
", was originally sourced from `{}`",
removed_candidates[0].source_id()
)
}
_ => {
// I don't know if there is a way to actually trigger this,
// but handle it just in case.
let comma_list = removed_candidates
.iter()
.map(|pkg_id| format!("`{}`", pkg_id.source_id()))
.collect::<Vec<_>>()
.join(", ");
format!(
", was originally sourced from one of these sources: {}",
comma_list
)
}
};
let msg = format!(
"package `{}` added to the packaged Cargo.lock file{}",
pkg_id, extra
);
gctx.shell().note(msg)?;
}
Ok(())
}
pub fn check_yanked(
gctx: &GlobalContext,
pkg_set: &PackageSet<'_>,
resolve: &Resolve,
hint: &str,
) -> CargoResult<()> {
// Checking the yanked status involves taking a look at the registry and
// maybe updating files, so be sure to lock it here.
let _lock = gctx.acquire_package_cache_lock(CacheLockMode::DownloadExclusive)?;
let mut sources = pkg_set.sources_mut();
let mut pending: Vec<PackageId> = resolve.iter().collect();
let mut results = Vec::new();
for (_id, source) in sources.sources_mut() {
source.invalidate_cache();
}
while !pending.is_empty() {
pending.retain(|pkg_id| {
if let Some(source) = sources.get_mut(pkg_id.source_id()) {
match source.is_yanked(*pkg_id) {
Poll::Ready(result) => results.push((*pkg_id, result)),
Poll::Pending => return true,
}
}
false
});
for (_id, source) in sources.sources_mut() {
source.block_until_ready()?;
}
}
for (pkg_id, is_yanked) in results {
if is_yanked? {
gctx.shell().warn(format!(
"package `{}` in Cargo.lock is yanked in registry `{}`, {}",
pkg_id,
pkg_id.source_id().display_registry_name(),
hint
))?;
}
}
Ok(())
}
fn run_verify(
ws: &Workspace<'_>,
pkg: &Package,
tar: &FileLock,
opts: &PackageOpts<'_>,
) -> CargoResult<()> {
let gctx = ws.gctx();
gctx.shell().status("Verifying", pkg)?;
let f = GzDecoder::new(tar.file());
let dst = tar
.parent()
.join(&format!("{}-{}", pkg.name(), pkg.version()));
if dst.exists() {
paths::remove_dir_all(&dst)?;
}
let mut archive = Archive::new(f);
// We don't need to set the Modified Time, as it's not relevant to verification
// and it errors on filesystems that don't support setting a modified timestamp
archive.set_preserve_mtime(false);
archive.unpack(dst.parent().unwrap())?;
// Manufacture an ephemeral workspace to ensure that even if the top-level
// package has a workspace we can still build our new crate.
let id = SourceId::for_path(&dst)?;
let mut src = PathSource::new(&dst, id, ws.gctx());
let new_pkg = src.root_package()?;
let pkg_fingerprint = hash_all(&dst)?;
let ws = Workspace::ephemeral(new_pkg, gctx, None, true)?;
let rustc_args = if pkg
.manifest()
.unstable_features()
.require(Feature::public_dependency())
.is_ok()
|| ws.gctx().cli_unstable().public_dependency
{
// FIXME: Turn this on at some point in the future
//Some(vec!["-D exported_private_dependencies".to_string()])
Some(vec![])
} else {
None
};
let exec: Arc<dyn Executor> = Arc::new(DefaultExecutor);
ops::compile_with_exec(
&ws,
&ops::CompileOptions {
build_config: BuildConfig::new(
gctx,
opts.jobs.clone(),
opts.keep_going,
&opts.targets,
CompileMode::Build,
)?,
cli_features: opts.cli_features.clone(),
spec: ops::Packages::Packages(Vec::new()),
filter: ops::CompileFilter::Default {
required_features_filterable: true,
},
target_rustdoc_args: None,
target_rustc_args: rustc_args,
target_rustc_crate_types: None,
rustdoc_document_private_items: false,
honor_rust_version: true,
},
&exec,
)?;
// Check that `build.rs` didn't modify any files in the `src` directory.
let ws_fingerprint = hash_all(&dst)?;
if pkg_fingerprint != ws_fingerprint {
let changes = report_hash_difference(&pkg_fingerprint, &ws_fingerprint);
anyhow::bail!(
"Source directory was modified by build.rs during cargo publish. \
Build scripts should not modify anything outside of OUT_DIR.\n\
{}\n\n\
To proceed despite this, pass the `--no-verify` flag.",
changes
)
}
Ok(())
}
fn hash_all(path: &Path) -> CargoResult<HashMap<PathBuf, u64>> {
fn wrap(path: &Path) -> CargoResult<HashMap<PathBuf, u64>> {
let mut result = HashMap::new();
let walker = walkdir::WalkDir::new(path).into_iter();
for entry in walker.filter_entry(|e| !(e.depth() == 1 && e.file_name() == "target")) {
let entry = entry?;
let file_type = entry.file_type();
if file_type.is_file() {
let file = File::open(entry.path())?;
let hash = util::hex::hash_u64_file(&file)?;
result.insert(entry.path().to_path_buf(), hash);
} else if file_type.is_symlink() {
let hash = util::hex::hash_u64(&fs::read_link(entry.path())?);
result.insert(entry.path().to_path_buf(), hash);
} else if file_type.is_dir() {
let hash = util::hex::hash_u64(&());
result.insert(entry.path().to_path_buf(), hash);
}
}
Ok(result)
}
let result = wrap(path).with_context(|| format!("failed to verify output at {:?}", path))?;
Ok(result)
}
fn report_hash_difference(orig: &HashMap<PathBuf, u64>, after: &HashMap<PathBuf, u64>) -> String {
let mut changed = Vec::new();
let mut removed = Vec::new();
for (key, value) in orig {
match after.get(key) {
Some(after_value) => {
if value != after_value {
changed.push(key.to_string_lossy());
}
}
None => removed.push(key.to_string_lossy()),
}
}
let mut added: Vec<_> = after
.keys()
.filter(|key| !orig.contains_key(*key))
.map(|key| key.to_string_lossy())
.collect();
let mut result = Vec::new();
if !changed.is_empty() {
changed.sort_unstable();
result.push(format!("Changed: {}", changed.join("\n\t")));
}
if !added.is_empty() {
added.sort_unstable();
result.push(format!("Added: {}", added.join("\n\t")));
}
if !removed.is_empty() {
removed.sort_unstable();
result.push(format!("Removed: {}", removed.join("\n\t")));
}
assert!(!result.is_empty(), "unexpected empty change detection");
result.join("\n")
}
// It can often be the case that files of a particular name on one platform
// can't actually be created on another platform. For example files with colons
// in the name are allowed on Unix but not on Windows.
//
// To help out in situations like this, issue about weird filenames when
// packaging as a "heads up" that something may not work on other platforms.
fn check_filename(file: &Path, shell: &mut Shell) -> CargoResult<()> {
let Some(name) = file.file_name() else {
return Ok(());
};
let Some(name) = name.to_str() else {
anyhow::bail!(
"path does not have a unicode filename which may not unpack \
on all platforms: {}",
file.display()
)
};
let bad_chars = ['/', '\\', '<', '>', ':', '"', '|', '?', '*'];
if let Some(c) = bad_chars.iter().find(|c| name.contains(**c)) {
anyhow::bail!(
"cannot package a filename with a special character `{}`: {}",
c,
file.display()
)
}
if restricted_names::is_windows_reserved_path(file) {
shell.warn(format!(
"file {} is a reserved Windows filename, \
it will not work on Windows platforms",
file.display()
))?;
}
Ok(())
}