mirror of https://github.com/rust-lang/cargo
1312 lines
40 KiB
Rust
1312 lines
40 KiB
Rust
use crate::git::repo;
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use crate::paths;
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use crate::publish::{create_index_line, write_to_index};
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use cargo_util::paths::append;
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use cargo_util::Sha256;
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use flate2::write::GzEncoder;
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use flate2::Compression;
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use std::collections::{BTreeMap, HashMap};
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use std::fmt;
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use std::fs::{self, File};
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use std::io::{BufRead, BufReader, Read, Write};
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use std::net::{SocketAddr, TcpListener, TcpStream};
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use std::path::PathBuf;
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use std::thread;
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use tar::{Builder, Header};
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use url::Url;
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/// Gets the path to the local index pretending to be crates.io. This is a Git repo
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/// initialized with a `config.json` file pointing to `dl_path` for downloads
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/// and `api_path` for uploads.
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pub fn registry_path() -> PathBuf {
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generate_path("registry")
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}
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/// Gets the path for local web API uploads. Cargo will place the contents of a web API
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/// request here. For example, `api/v1/crates/new` is the result of publishing a crate.
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pub fn api_path() -> PathBuf {
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generate_path("api")
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}
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/// Gets the path where crates can be downloaded using the web API endpoint. Crates
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/// should be organized as `{name}/{version}/download` to match the web API
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/// endpoint. This is rarely used and must be manually set up.
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fn dl_path() -> PathBuf {
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generate_path("dl")
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}
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/// Gets the alternative-registry version of `registry_path`.
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fn alt_registry_path() -> PathBuf {
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generate_path("alternative-registry")
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}
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/// Gets the alternative-registry version of `registry_url`.
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fn alt_registry_url() -> Url {
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generate_url("alternative-registry")
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}
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/// Gets the alternative-registry version of `dl_path`.
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pub fn alt_dl_path() -> PathBuf {
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generate_path("alternative-dl")
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}
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/// Gets the alternative-registry version of `api_path`.
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pub fn alt_api_path() -> PathBuf {
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generate_path("alternative-api")
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}
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fn generate_path(name: &str) -> PathBuf {
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paths::root().join(name)
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}
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fn generate_url(name: &str) -> Url {
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Url::from_file_path(generate_path(name)).ok().unwrap()
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}
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/// A builder for initializing registries.
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pub struct RegistryBuilder {
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/// If set, configures an alternate registry with the given name.
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alternative: Option<String>,
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/// If set, the authorization token for the registry.
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token: Option<String>,
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/// If set, serves the index over http.
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http_index: bool,
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/// If set, serves the API over http.
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http_api: bool,
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/// If set, config.json includes 'api'
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api: bool,
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/// Write the token in the configuration.
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configure_token: bool,
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/// Write the registry in configuration.
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configure_registry: bool,
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/// API responders.
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custom_responders: HashMap<&'static str, Box<dyn Send + Fn(&Request) -> Response>>,
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}
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pub struct TestRegistry {
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_server: Option<HttpServerHandle>,
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index_url: Url,
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path: PathBuf,
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api_url: Url,
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dl_url: Url,
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token: Option<String>,
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}
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impl TestRegistry {
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pub fn index_url(&self) -> &Url {
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&self.index_url
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}
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pub fn api_url(&self) -> &Url {
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&self.api_url
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}
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pub fn token(&self) -> &str {
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self.token
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.as_deref()
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.expect("registry was not configured with a token")
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}
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}
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impl RegistryBuilder {
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#[must_use]
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pub fn new() -> RegistryBuilder {
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RegistryBuilder {
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alternative: None,
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token: Some("api-token".to_string()),
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http_api: false,
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http_index: false,
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api: true,
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configure_registry: true,
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configure_token: true,
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custom_responders: HashMap::new(),
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}
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}
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/// Adds a custom HTTP response for a specific url
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#[must_use]
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pub fn add_responder<R: 'static + Send + Fn(&Request) -> Response>(
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mut self,
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url: &'static str,
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responder: R,
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) -> Self {
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self.custom_responders.insert(url, Box::new(responder));
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self
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}
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/// Sets whether or not to initialize as an alternative registry.
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#[must_use]
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pub fn alternative_named(mut self, alt: &str) -> Self {
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self.alternative = Some(alt.to_string());
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self
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}
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/// Sets whether or not to initialize as an alternative registry.
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#[must_use]
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pub fn alternative(self) -> Self {
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self.alternative_named("alternative")
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}
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/// Prevents placing a token in the configuration
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#[must_use]
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pub fn no_configure_token(mut self) -> Self {
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self.configure_token = false;
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self
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}
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/// Prevents adding the registry to the configuration.
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#[must_use]
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pub fn no_configure_registry(mut self) -> Self {
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self.configure_registry = false;
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self
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}
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/// Sets the token value
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#[must_use]
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pub fn token(mut self, token: &str) -> Self {
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self.token = Some(token.to_string());
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self
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}
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/// Operate the index over http
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#[must_use]
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pub fn http_index(mut self) -> Self {
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self.http_index = true;
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self
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}
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/// Operate the api over http
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#[must_use]
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pub fn http_api(mut self) -> Self {
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self.http_api = true;
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self
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}
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/// The registry has no api.
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#[must_use]
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pub fn no_api(mut self) -> Self {
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self.api = false;
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self
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}
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/// Initializes the registry.
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#[must_use]
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pub fn build(self) -> TestRegistry {
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let config_path = paths::home().join(".cargo/config");
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t!(fs::create_dir_all(config_path.parent().unwrap()));
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let prefix = if let Some(alternative) = &self.alternative {
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format!("{alternative}-")
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} else {
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String::new()
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};
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let registry_path = generate_path(&format!("{prefix}registry"));
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let index_url = generate_url(&format!("{prefix}registry"));
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let api_url = generate_url(&format!("{prefix}api"));
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let dl_url = generate_url(&format!("{prefix}dl"));
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let dl_path = generate_path(&format!("{prefix}dl"));
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let api_path = generate_path(&format!("{prefix}api"));
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let (server, index_url, api_url, dl_url) = if !self.http_index && !self.http_api {
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// No need to start the HTTP server.
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(None, index_url, api_url, dl_url)
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} else {
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let server = HttpServer::new(
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registry_path.clone(),
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dl_path,
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self.token.clone(),
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self.custom_responders,
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);
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let index_url = if self.http_index {
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server.index_url()
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} else {
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index_url
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};
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let api_url = if self.http_api {
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server.api_url()
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} else {
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api_url
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};
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let dl_url = server.dl_url();
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(Some(server), index_url, api_url, dl_url)
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};
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let registry = TestRegistry {
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api_url,
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index_url,
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_server: server,
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dl_url,
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path: registry_path,
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token: self.token,
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};
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if self.configure_registry {
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if let Some(alternative) = &self.alternative {
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append(
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&config_path,
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format!(
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"
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[registries.{alternative}]
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index = '{}'",
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registry.index_url
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)
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.as_bytes(),
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)
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.unwrap();
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} else {
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append(
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&config_path,
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format!(
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"
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[source.crates-io]
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replace-with = 'dummy-registry'
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[source.dummy-registry]
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registry = '{}'",
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registry.index_url
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)
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.as_bytes(),
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)
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.unwrap();
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}
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}
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if self.configure_token {
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let token = registry.token.as_deref().unwrap();
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let credentials = paths::home().join(".cargo/credentials");
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if let Some(alternative) = &self.alternative {
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append(
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&credentials,
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format!(
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r#"
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[registries.{alternative}]
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token = "{token}"
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"#
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)
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.as_bytes(),
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)
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.unwrap();
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} else {
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append(
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&credentials,
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format!(
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r#"
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[registry]
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token = "{token}"
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"#
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)
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.as_bytes(),
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)
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.unwrap();
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}
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}
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let api = if self.api {
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format!(r#","api":"{}""#, registry.api_url)
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} else {
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String::new()
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};
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// Initialize a new registry.
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repo(®istry.path)
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.file(
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"config.json",
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&format!(r#"{{"dl":"{}"{api}}}"#, registry.dl_url),
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)
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.build();
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fs::create_dir_all(api_path.join("api/v1/crates")).unwrap();
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registry
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}
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}
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/// A builder for creating a new package in a registry.
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///
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/// This uses "source replacement" using an automatically generated
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/// `.cargo/config` file to ensure that dependencies will use these packages
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/// instead of contacting crates.io. See `source-replacement.md` for more
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/// details on how source replacement works.
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///
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/// Call `publish` to finalize and create the package.
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///
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/// If no files are specified, an empty `lib.rs` file is automatically created.
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///
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/// The `Cargo.toml` file is automatically generated based on the methods
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/// called on `Package` (for example, calling `dep()` will add to the
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/// `[dependencies]` automatically). You may also specify a `Cargo.toml` file
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/// to override the generated one.
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///
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/// This supports different registry types:
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/// - Regular source replacement that replaces `crates.io` (the default).
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/// - A "local registry" which is a subset for vendoring (see
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/// `Package::local`).
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/// - An "alternative registry" which requires specifying the registry name
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/// (see `Package::alternative`).
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///
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/// This does not support "directory sources". See `directory.rs` for
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/// `VendorPackage` which implements directory sources.
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///
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/// # Example
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/// ```
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/// // Publish package "a" depending on "b".
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/// Package::new("a", "1.0.0")
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/// .dep("b", "1.0.0")
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/// .file("src/lib.rs", r#"
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/// extern crate b;
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/// pub fn f() -> i32 { b::f() * 2 }
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/// "#)
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/// .publish();
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///
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/// // Publish package "b".
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/// Package::new("b", "1.0.0")
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/// .file("src/lib.rs", r#"
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/// pub fn f() -> i32 { 12 }
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/// "#)
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/// .publish();
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///
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/// // Create a project that uses package "a".
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/// let p = project()
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/// .file("Cargo.toml", r#"
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/// [package]
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/// name = "foo"
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/// version = "0.0.1"
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///
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/// [dependencies]
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/// a = "1.0"
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/// "#)
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/// .file("src/main.rs", r#"
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/// extern crate a;
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/// fn main() { println!("{}", a::f()); }
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/// "#)
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/// .build();
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///
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/// p.cargo("run").with_stdout("24").run();
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/// ```
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#[must_use]
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pub struct Package {
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name: String,
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vers: String,
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deps: Vec<Dependency>,
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files: Vec<PackageFile>,
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yanked: bool,
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features: FeatureMap,
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local: bool,
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alternative: bool,
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invalid_json: bool,
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proc_macro: bool,
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links: Option<String>,
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rust_version: Option<String>,
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cargo_features: Vec<String>,
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v: Option<u32>,
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}
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pub(crate) type FeatureMap = BTreeMap<String, Vec<String>>;
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#[derive(Clone)]
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pub struct Dependency {
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name: String,
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vers: String,
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kind: String,
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artifact: Option<(String, Option<String>)>,
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target: Option<String>,
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features: Vec<String>,
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registry: Option<String>,
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package: Option<String>,
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optional: bool,
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}
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/// Entry with data that corresponds to [`tar::EntryType`].
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#[non_exhaustive]
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enum EntryData {
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Regular(String),
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Symlink(PathBuf),
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}
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/// A file to be created in a package.
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struct PackageFile {
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path: String,
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contents: EntryData,
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/// The Unix mode for the file. Note that when extracted on Windows, this
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/// is mostly ignored since it doesn't have the same style of permissions.
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mode: u32,
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/// If `true`, the file is created in the root of the tarfile, used for
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/// testing invalid packages.
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extra: bool,
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}
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const DEFAULT_MODE: u32 = 0o644;
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|
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/// Initializes the on-disk registry and sets up the config so that crates.io
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/// is replaced with the one on disk.
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pub fn init() -> TestRegistry {
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RegistryBuilder::new().build()
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}
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|
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/// Variant of `init` that initializes the "alternative" registry and crates.io
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/// replacement.
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pub fn alt_init() -> TestRegistry {
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init();
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RegistryBuilder::new().alternative().build()
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}
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|
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pub struct HttpServerHandle {
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addr: SocketAddr,
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}
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|
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impl HttpServerHandle {
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pub fn index_url(&self) -> Url {
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Url::parse(&format!("sparse+http://{}/index/", self.addr.to_string())).unwrap()
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}
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|
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pub fn api_url(&self) -> Url {
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Url::parse(&format!("http://{}/", self.addr.to_string())).unwrap()
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}
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|
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pub fn dl_url(&self) -> Url {
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Url::parse(&format!("http://{}/dl", self.addr.to_string())).unwrap()
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}
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}
|
|
|
|
impl Drop for HttpServerHandle {
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|
fn drop(&mut self) {
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if let Ok(mut stream) = TcpStream::connect(self.addr) {
|
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// shutdown the server
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let _ = stream.write_all(b"stop");
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let _ = stream.flush();
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}
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}
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}
|
|
|
|
/// Request to the test http server
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|
pub struct Request {
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pub url: Url,
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pub method: String,
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pub body: Option<Vec<u8>>,
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pub authorization: Option<String>,
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|
pub if_modified_since: Option<String>,
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pub if_none_match: Option<String>,
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}
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|
|
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impl fmt::Debug for Request {
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|
fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
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// body is not included as it can produce long debug outputs
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f.debug_struct("Request")
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.field("url", &self.url)
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.field("method", &self.method)
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.field("authorization", &self.authorization)
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.field("if_modified_since", &self.if_modified_since)
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.field("if_none_match", &self.if_none_match)
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.finish()
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}
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|
}
|
|
|
|
/// Response from the test http server
|
|
pub struct Response {
|
|
pub code: u32,
|
|
pub headers: Vec<String>,
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|
pub body: Vec<u8>,
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|
}
|
|
|
|
struct HttpServer {
|
|
listener: TcpListener,
|
|
registry_path: PathBuf,
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|
dl_path: PathBuf,
|
|
token: Option<String>,
|
|
custom_responders: HashMap<&'static str, Box<dyn Send + Fn(&Request) -> Response>>,
|
|
}
|
|
|
|
impl HttpServer {
|
|
pub fn new(
|
|
registry_path: PathBuf,
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|
dl_path: PathBuf,
|
|
token: Option<String>,
|
|
api_responders: HashMap<&'static str, Box<dyn Send + Fn(&Request) -> Response>>,
|
|
) -> HttpServerHandle {
|
|
let listener = TcpListener::bind("127.0.0.1:0").unwrap();
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|
let addr = listener.local_addr().unwrap();
|
|
let server = HttpServer {
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|
listener,
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|
registry_path,
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dl_path,
|
|
token,
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custom_responders: api_responders,
|
|
};
|
|
thread::spawn(move || server.start());
|
|
HttpServerHandle { addr }
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|
}
|
|
|
|
fn start(&self) {
|
|
let mut line = String::new();
|
|
'server: loop {
|
|
let (socket, _) = self.listener.accept().unwrap();
|
|
let mut buf = BufReader::new(socket);
|
|
line.clear();
|
|
if buf.read_line(&mut line).unwrap() == 0 {
|
|
// Connection terminated.
|
|
continue;
|
|
}
|
|
// Read the "GET path HTTP/1.1" line.
|
|
let mut parts = line.split_ascii_whitespace();
|
|
let method = parts.next().unwrap().to_ascii_lowercase();
|
|
if method == "stop" {
|
|
// Shutdown the server.
|
|
return;
|
|
}
|
|
let addr = self.listener.local_addr().unwrap();
|
|
let url = format!(
|
|
"http://{}/{}",
|
|
addr,
|
|
parts.next().unwrap().trim_start_matches('/')
|
|
);
|
|
let url = Url::parse(&url).unwrap();
|
|
|
|
// Grab headers we care about.
|
|
let mut if_modified_since = None;
|
|
let mut if_none_match = None;
|
|
let mut authorization = None;
|
|
let mut content_len = None;
|
|
loop {
|
|
line.clear();
|
|
if buf.read_line(&mut line).unwrap() == 0 {
|
|
continue 'server;
|
|
}
|
|
if line == "\r\n" {
|
|
// End of headers.
|
|
line.clear();
|
|
break;
|
|
}
|
|
let (name, value) = line.split_once(':').unwrap();
|
|
let name = name.trim().to_ascii_lowercase();
|
|
let value = value.trim().to_string();
|
|
match name.as_str() {
|
|
"if-modified-since" => if_modified_since = Some(value),
|
|
"if-none-match" => if_none_match = Some(value),
|
|
"authorization" => authorization = Some(value),
|
|
"content-length" => content_len = Some(value),
|
|
_ => {}
|
|
}
|
|
}
|
|
|
|
let mut body = None;
|
|
if let Some(con_len) = content_len {
|
|
let len = con_len.parse::<u64>().unwrap();
|
|
let mut content = vec![0u8; len as usize];
|
|
buf.read_exact(&mut content).unwrap();
|
|
body = Some(content)
|
|
}
|
|
|
|
let req = Request {
|
|
authorization,
|
|
if_modified_since,
|
|
if_none_match,
|
|
method,
|
|
url,
|
|
body,
|
|
};
|
|
println!("req: {:#?}", req);
|
|
let response = self.route(&req);
|
|
let buf = buf.get_mut();
|
|
write!(buf, "HTTP/1.1 {}\r\n", response.code).unwrap();
|
|
write!(buf, "Content-Length: {}\r\n", response.body.len()).unwrap();
|
|
for header in response.headers {
|
|
write!(buf, "{}\r\n", header).unwrap();
|
|
}
|
|
write!(buf, "\r\n").unwrap();
|
|
buf.write_all(&response.body).unwrap();
|
|
buf.flush().unwrap();
|
|
}
|
|
}
|
|
|
|
/// Route the request
|
|
fn route(&self, req: &Request) -> Response {
|
|
let authorized = |mutatation: bool| {
|
|
if mutatation {
|
|
self.token == req.authorization
|
|
} else {
|
|
assert!(req.authorization.is_none(), "unexpected token");
|
|
true
|
|
}
|
|
};
|
|
|
|
// Check for custom responder
|
|
if let Some(responder) = self.custom_responders.get(req.url.path()) {
|
|
return responder(&req);
|
|
}
|
|
let path: Vec<_> = req.url.path()[1..].split('/').collect();
|
|
match (req.method.as_str(), path.as_slice()) {
|
|
("get", ["index", ..]) => {
|
|
if !authorized(false) {
|
|
self.unauthorized(req)
|
|
} else {
|
|
self.index(&req)
|
|
}
|
|
}
|
|
("get", ["dl", ..]) => {
|
|
if !authorized(false) {
|
|
self.unauthorized(req)
|
|
} else {
|
|
self.dl(&req)
|
|
}
|
|
}
|
|
// publish
|
|
("put", ["api", "v1", "crates", "new"]) => {
|
|
if !authorized(true) {
|
|
self.unauthorized(req)
|
|
} else {
|
|
self.publish(req)
|
|
}
|
|
}
|
|
// The remainder of the operators in the test framework do nothing other than responding 'ok'.
|
|
//
|
|
// Note: We don't need to support anything real here because there are no tests that
|
|
// currently require anything other than publishing via the http api.
|
|
|
|
// yank
|
|
("delete", ["api", "v1", "crates", .., "yank"])
|
|
// unyank
|
|
| ("put", ["api", "v1", "crates", .., "unyank"])
|
|
// owners
|
|
| ("get" | "put" | "delete", ["api", "v1", "crates", .., "owners"]) => {
|
|
if !authorized(true) {
|
|
self.unauthorized(req)
|
|
} else {
|
|
self.ok(&req)
|
|
}
|
|
}
|
|
_ => self.not_found(&req),
|
|
}
|
|
}
|
|
|
|
/// Unauthorized response
|
|
fn unauthorized(&self, _req: &Request) -> Response {
|
|
Response {
|
|
code: 401,
|
|
headers: vec![],
|
|
body: b"Unauthorized message from server.".to_vec(),
|
|
}
|
|
}
|
|
|
|
/// Not found response
|
|
fn not_found(&self, _req: &Request) -> Response {
|
|
Response {
|
|
code: 404,
|
|
headers: vec![],
|
|
body: b"not found".to_vec(),
|
|
}
|
|
}
|
|
|
|
/// Respond OK without doing anything
|
|
fn ok(&self, _req: &Request) -> Response {
|
|
Response {
|
|
code: 200,
|
|
headers: vec![],
|
|
body: br#"{"ok": true, "msg": "completed!"}"#.to_vec(),
|
|
}
|
|
}
|
|
|
|
/// Serve the download endpoint
|
|
fn dl(&self, req: &Request) -> Response {
|
|
let file = self
|
|
.dl_path
|
|
.join(req.url.path().strip_prefix("/dl/").unwrap());
|
|
println!("{}", file.display());
|
|
if !file.exists() {
|
|
return self.not_found(req);
|
|
}
|
|
return Response {
|
|
body: fs::read(&file).unwrap(),
|
|
code: 200,
|
|
headers: vec![],
|
|
};
|
|
}
|
|
|
|
/// Serve the registry index
|
|
fn index(&self, req: &Request) -> Response {
|
|
let file = self
|
|
.registry_path
|
|
.join(req.url.path().strip_prefix("/index/").unwrap());
|
|
if !file.exists() {
|
|
return self.not_found(req);
|
|
} else {
|
|
// Now grab info about the file.
|
|
let data = fs::read(&file).unwrap();
|
|
let etag = Sha256::new().update(&data).finish_hex();
|
|
let last_modified = format!("{:?}", file.metadata().unwrap().modified().unwrap());
|
|
|
|
// Start to construct our response:
|
|
let mut any_match = false;
|
|
let mut all_match = true;
|
|
if let Some(expected) = &req.if_none_match {
|
|
if &etag != expected {
|
|
all_match = false;
|
|
} else {
|
|
any_match = true;
|
|
}
|
|
}
|
|
if let Some(expected) = &req.if_modified_since {
|
|
// NOTE: Equality comparison is good enough for tests.
|
|
if &last_modified != expected {
|
|
all_match = false;
|
|
} else {
|
|
any_match = true;
|
|
}
|
|
}
|
|
|
|
if any_match && all_match {
|
|
return Response {
|
|
body: Vec::new(),
|
|
code: 304,
|
|
headers: vec![],
|
|
};
|
|
} else {
|
|
return Response {
|
|
body: data,
|
|
code: 200,
|
|
headers: vec![
|
|
format!("ETag: \"{}\"", etag),
|
|
format!("Last-Modified: {}", last_modified),
|
|
],
|
|
};
|
|
}
|
|
}
|
|
}
|
|
|
|
fn publish(&self, req: &Request) -> Response {
|
|
if let Some(body) = &req.body {
|
|
// Get the metadata of the package
|
|
let (len, remaining) = body.split_at(4);
|
|
let json_len = u32::from_le_bytes(len.try_into().unwrap());
|
|
let (json, remaining) = remaining.split_at(json_len as usize);
|
|
let new_crate = serde_json::from_slice::<crates_io::NewCrate>(json).unwrap();
|
|
// Get the `.crate` file
|
|
let (len, remaining) = remaining.split_at(4);
|
|
let file_len = u32::from_le_bytes(len.try_into().unwrap());
|
|
let (file, _remaining) = remaining.split_at(file_len as usize);
|
|
|
|
// Write the `.crate`
|
|
let dst = self
|
|
.dl_path
|
|
.join(&new_crate.name)
|
|
.join(&new_crate.vers)
|
|
.join("download");
|
|
t!(fs::create_dir_all(dst.parent().unwrap()));
|
|
t!(fs::write(&dst, file));
|
|
|
|
let deps = new_crate
|
|
.deps
|
|
.iter()
|
|
.map(|dep| {
|
|
let (name, package) = match &dep.explicit_name_in_toml {
|
|
Some(explicit) => (explicit.to_string(), Some(dep.name.to_string())),
|
|
None => (dep.name.to_string(), None),
|
|
};
|
|
serde_json::json!({
|
|
"name": name,
|
|
"req": dep.version_req,
|
|
"features": dep.features,
|
|
"default_features": true,
|
|
"target": dep.target,
|
|
"optional": dep.optional,
|
|
"kind": dep.kind,
|
|
"registry": dep.registry,
|
|
"package": package,
|
|
})
|
|
})
|
|
.collect::<Vec<_>>();
|
|
|
|
let line = create_index_line(
|
|
serde_json::json!(new_crate.name),
|
|
&new_crate.vers,
|
|
deps,
|
|
&cksum(file),
|
|
new_crate.features,
|
|
false,
|
|
new_crate.links,
|
|
None,
|
|
);
|
|
|
|
write_to_index(&self.registry_path, &new_crate.name, line, false);
|
|
|
|
self.ok(&req)
|
|
} else {
|
|
Response {
|
|
code: 400,
|
|
headers: vec![],
|
|
body: b"The request was missing a body".to_vec(),
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
impl Package {
|
|
/// Creates a new package builder.
|
|
/// Call `publish()` to finalize and build the package.
|
|
pub fn new(name: &str, vers: &str) -> Package {
|
|
let config = paths::home().join(".cargo/config");
|
|
if !config.exists() {
|
|
init();
|
|
}
|
|
Package {
|
|
name: name.to_string(),
|
|
vers: vers.to_string(),
|
|
deps: Vec::new(),
|
|
files: Vec::new(),
|
|
yanked: false,
|
|
features: BTreeMap::new(),
|
|
local: false,
|
|
alternative: false,
|
|
invalid_json: false,
|
|
proc_macro: false,
|
|
links: None,
|
|
rust_version: None,
|
|
cargo_features: Vec::new(),
|
|
v: None,
|
|
}
|
|
}
|
|
|
|
/// Call with `true` to publish in a "local registry".
|
|
///
|
|
/// See `source-replacement.html#local-registry-sources` for more details
|
|
/// on local registries. See `local_registry.rs` for the tests that use
|
|
/// this.
|
|
pub fn local(&mut self, local: bool) -> &mut Package {
|
|
self.local = local;
|
|
self
|
|
}
|
|
|
|
/// Call with `true` to publish in an "alternative registry".
|
|
///
|
|
/// The name of the alternative registry is called "alternative".
|
|
///
|
|
/// See `src/doc/src/reference/registries.md` for more details on
|
|
/// alternative registries. See `alt_registry.rs` for the tests that use
|
|
/// this.
|
|
pub fn alternative(&mut self, alternative: bool) -> &mut Package {
|
|
self.alternative = alternative;
|
|
self
|
|
}
|
|
|
|
/// Adds a file to the package.
|
|
pub fn file(&mut self, name: &str, contents: &str) -> &mut Package {
|
|
self.file_with_mode(name, DEFAULT_MODE, contents)
|
|
}
|
|
|
|
/// Adds a file with a specific Unix mode.
|
|
pub fn file_with_mode(&mut self, path: &str, mode: u32, contents: &str) -> &mut Package {
|
|
self.files.push(PackageFile {
|
|
path: path.to_string(),
|
|
contents: EntryData::Regular(contents.into()),
|
|
mode,
|
|
extra: false,
|
|
});
|
|
self
|
|
}
|
|
|
|
/// Adds a symlink to a path to the package.
|
|
pub fn symlink(&mut self, dst: &str, src: &str) -> &mut Package {
|
|
self.files.push(PackageFile {
|
|
path: dst.to_string(),
|
|
contents: EntryData::Symlink(src.into()),
|
|
mode: DEFAULT_MODE,
|
|
extra: false,
|
|
});
|
|
self
|
|
}
|
|
|
|
/// Adds an "extra" file that is not rooted within the package.
|
|
///
|
|
/// Normal files are automatically placed within a directory named
|
|
/// `$PACKAGE-$VERSION`. This allows you to override that behavior,
|
|
/// typically for testing invalid behavior.
|
|
pub fn extra_file(&mut self, path: &str, contents: &str) -> &mut Package {
|
|
self.files.push(PackageFile {
|
|
path: path.to_string(),
|
|
contents: EntryData::Regular(contents.to_string()),
|
|
mode: DEFAULT_MODE,
|
|
extra: true,
|
|
});
|
|
self
|
|
}
|
|
|
|
/// Adds a normal dependency. Example:
|
|
/// ```
|
|
/// [dependencies]
|
|
/// foo = {version = "1.0"}
|
|
/// ```
|
|
pub fn dep(&mut self, name: &str, vers: &str) -> &mut Package {
|
|
self.add_dep(&Dependency::new(name, vers))
|
|
}
|
|
|
|
/// Adds a dependency with the given feature. Example:
|
|
/// ```
|
|
/// [dependencies]
|
|
/// foo = {version = "1.0", "features": ["feat1", "feat2"]}
|
|
/// ```
|
|
pub fn feature_dep(&mut self, name: &str, vers: &str, features: &[&str]) -> &mut Package {
|
|
self.add_dep(Dependency::new(name, vers).enable_features(features))
|
|
}
|
|
|
|
/// Adds a platform-specific dependency. Example:
|
|
/// ```
|
|
/// [target.'cfg(windows)'.dependencies]
|
|
/// foo = {version = "1.0"}
|
|
/// ```
|
|
pub fn target_dep(&mut self, name: &str, vers: &str, target: &str) -> &mut Package {
|
|
self.add_dep(Dependency::new(name, vers).target(target))
|
|
}
|
|
|
|
/// Adds a dependency to the alternative registry.
|
|
pub fn registry_dep(&mut self, name: &str, vers: &str) -> &mut Package {
|
|
self.add_dep(Dependency::new(name, vers).registry("alternative"))
|
|
}
|
|
|
|
/// Adds a dev-dependency. Example:
|
|
/// ```
|
|
/// [dev-dependencies]
|
|
/// foo = {version = "1.0"}
|
|
/// ```
|
|
pub fn dev_dep(&mut self, name: &str, vers: &str) -> &mut Package {
|
|
self.add_dep(Dependency::new(name, vers).dev())
|
|
}
|
|
|
|
/// Adds a build-dependency. Example:
|
|
/// ```
|
|
/// [build-dependencies]
|
|
/// foo = {version = "1.0"}
|
|
/// ```
|
|
pub fn build_dep(&mut self, name: &str, vers: &str) -> &mut Package {
|
|
self.add_dep(Dependency::new(name, vers).build())
|
|
}
|
|
|
|
pub fn add_dep(&mut self, dep: &Dependency) -> &mut Package {
|
|
self.deps.push(dep.clone());
|
|
self
|
|
}
|
|
|
|
/// Specifies whether or not the package is "yanked".
|
|
pub fn yanked(&mut self, yanked: bool) -> &mut Package {
|
|
self.yanked = yanked;
|
|
self
|
|
}
|
|
|
|
/// Specifies whether or not this is a proc macro.
|
|
pub fn proc_macro(&mut self, proc_macro: bool) -> &mut Package {
|
|
self.proc_macro = proc_macro;
|
|
self
|
|
}
|
|
|
|
/// Adds an entry in the `[features]` section.
|
|
pub fn feature(&mut self, name: &str, deps: &[&str]) -> &mut Package {
|
|
let deps = deps.iter().map(|s| s.to_string()).collect();
|
|
self.features.insert(name.to_string(), deps);
|
|
self
|
|
}
|
|
|
|
/// Specify a minimal Rust version.
|
|
pub fn rust_version(&mut self, rust_version: &str) -> &mut Package {
|
|
self.rust_version = Some(rust_version.into());
|
|
self
|
|
}
|
|
|
|
/// Causes the JSON line emitted in the index to be invalid, presumably
|
|
/// causing Cargo to skip over this version.
|
|
pub fn invalid_json(&mut self, invalid: bool) -> &mut Package {
|
|
self.invalid_json = invalid;
|
|
self
|
|
}
|
|
|
|
pub fn links(&mut self, links: &str) -> &mut Package {
|
|
self.links = Some(links.to_string());
|
|
self
|
|
}
|
|
|
|
pub fn cargo_feature(&mut self, feature: &str) -> &mut Package {
|
|
self.cargo_features.push(feature.to_owned());
|
|
self
|
|
}
|
|
|
|
/// Sets the index schema version for this package.
|
|
///
|
|
/// See `cargo::sources::registry::RegistryPackage` for more information.
|
|
pub fn schema_version(&mut self, version: u32) -> &mut Package {
|
|
self.v = Some(version);
|
|
self
|
|
}
|
|
|
|
/// Creates the package and place it in the registry.
|
|
///
|
|
/// This does not actually use Cargo's publishing system, but instead
|
|
/// manually creates the entry in the registry on the filesystem.
|
|
///
|
|
/// Returns the checksum for the package.
|
|
pub fn publish(&self) -> String {
|
|
self.make_archive();
|
|
|
|
// Figure out what we're going to write into the index.
|
|
let deps = self
|
|
.deps
|
|
.iter()
|
|
.map(|dep| {
|
|
// In the index, the `registry` is null if it is from the same registry.
|
|
// In Cargo.toml, it is None if it is from crates.io.
|
|
let registry_url = match (self.alternative, dep.registry.as_deref()) {
|
|
(false, None) => None,
|
|
(false, Some("alternative")) => Some(alt_registry_url().to_string()),
|
|
(true, None) => {
|
|
Some("https://github.com/rust-lang/crates.io-index".to_string())
|
|
}
|
|
(true, Some("alternative")) => None,
|
|
_ => panic!("registry_dep currently only supports `alternative`"),
|
|
};
|
|
serde_json::json!({
|
|
"name": dep.name,
|
|
"req": dep.vers,
|
|
"features": dep.features,
|
|
"default_features": true,
|
|
"target": dep.target,
|
|
"artifact": dep.artifact,
|
|
"optional": dep.optional,
|
|
"kind": dep.kind,
|
|
"registry": registry_url,
|
|
"package": dep.package,
|
|
})
|
|
})
|
|
.collect::<Vec<_>>();
|
|
let cksum = {
|
|
let c = t!(fs::read(&self.archive_dst()));
|
|
cksum(&c)
|
|
};
|
|
let name = if self.invalid_json {
|
|
serde_json::json!(1)
|
|
} else {
|
|
serde_json::json!(self.name)
|
|
};
|
|
let line = create_index_line(
|
|
name,
|
|
&self.vers,
|
|
deps,
|
|
&cksum,
|
|
self.features.clone(),
|
|
self.yanked,
|
|
self.links.clone(),
|
|
self.v,
|
|
);
|
|
|
|
let registry_path = if self.alternative {
|
|
alt_registry_path()
|
|
} else {
|
|
registry_path()
|
|
};
|
|
|
|
write_to_index(®istry_path, &self.name, line, self.local);
|
|
|
|
cksum
|
|
}
|
|
|
|
fn make_archive(&self) {
|
|
let dst = self.archive_dst();
|
|
t!(fs::create_dir_all(dst.parent().unwrap()));
|
|
let f = t!(File::create(&dst));
|
|
let mut a = Builder::new(GzEncoder::new(f, Compression::default()));
|
|
|
|
if !self
|
|
.files
|
|
.iter()
|
|
.any(|PackageFile { path, .. }| path == "Cargo.toml")
|
|
{
|
|
self.append_manifest(&mut a);
|
|
}
|
|
if self.files.is_empty() {
|
|
self.append(
|
|
&mut a,
|
|
"src/lib.rs",
|
|
DEFAULT_MODE,
|
|
&EntryData::Regular("".into()),
|
|
);
|
|
} else {
|
|
for PackageFile {
|
|
path,
|
|
contents,
|
|
mode,
|
|
extra,
|
|
} in &self.files
|
|
{
|
|
if *extra {
|
|
self.append_raw(&mut a, path, *mode, contents);
|
|
} else {
|
|
self.append(&mut a, path, *mode, contents);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
fn append_manifest<W: Write>(&self, ar: &mut Builder<W>) {
|
|
let mut manifest = String::new();
|
|
|
|
if !self.cargo_features.is_empty() {
|
|
manifest.push_str(&format!(
|
|
"cargo-features = {}\n\n",
|
|
toml_edit::ser::to_item(&self.cargo_features).unwrap()
|
|
));
|
|
}
|
|
|
|
manifest.push_str(&format!(
|
|
r#"
|
|
[package]
|
|
name = "{}"
|
|
version = "{}"
|
|
authors = []
|
|
"#,
|
|
self.name, self.vers
|
|
));
|
|
|
|
if let Some(version) = &self.rust_version {
|
|
manifest.push_str(&format!("rust-version = \"{}\"", version));
|
|
}
|
|
|
|
for dep in self.deps.iter() {
|
|
let target = match dep.target {
|
|
None => String::new(),
|
|
Some(ref s) => format!("target.'{}'.", s),
|
|
};
|
|
let kind = match &dep.kind[..] {
|
|
"build" => "build-",
|
|
"dev" => "dev-",
|
|
_ => "",
|
|
};
|
|
manifest.push_str(&format!(
|
|
r#"
|
|
[{}{}dependencies.{}]
|
|
version = "{}"
|
|
"#,
|
|
target, kind, dep.name, dep.vers
|
|
));
|
|
if let Some((artifact, target)) = &dep.artifact {
|
|
manifest.push_str(&format!("artifact = \"{}\"\n", artifact));
|
|
if let Some(target) = &target {
|
|
manifest.push_str(&format!("target = \"{}\"\n", target))
|
|
}
|
|
}
|
|
if let Some(registry) = &dep.registry {
|
|
assert_eq!(registry, "alternative");
|
|
manifest.push_str(&format!("registry-index = \"{}\"", alt_registry_url()));
|
|
}
|
|
}
|
|
if self.proc_macro {
|
|
manifest.push_str("[lib]\nproc-macro = true\n");
|
|
}
|
|
|
|
self.append(
|
|
ar,
|
|
"Cargo.toml",
|
|
DEFAULT_MODE,
|
|
&EntryData::Regular(manifest.into()),
|
|
);
|
|
}
|
|
|
|
fn append<W: Write>(&self, ar: &mut Builder<W>, file: &str, mode: u32, contents: &EntryData) {
|
|
self.append_raw(
|
|
ar,
|
|
&format!("{}-{}/{}", self.name, self.vers, file),
|
|
mode,
|
|
contents,
|
|
);
|
|
}
|
|
|
|
fn append_raw<W: Write>(
|
|
&self,
|
|
ar: &mut Builder<W>,
|
|
path: &str,
|
|
mode: u32,
|
|
contents: &EntryData,
|
|
) {
|
|
let mut header = Header::new_ustar();
|
|
let contents = match contents {
|
|
EntryData::Regular(contents) => contents.as_str(),
|
|
EntryData::Symlink(src) => {
|
|
header.set_entry_type(tar::EntryType::Symlink);
|
|
t!(header.set_link_name(src));
|
|
"" // Symlink has no contents.
|
|
}
|
|
};
|
|
header.set_size(contents.len() as u64);
|
|
t!(header.set_path(path));
|
|
header.set_mode(mode);
|
|
header.set_cksum();
|
|
t!(ar.append(&header, contents.as_bytes()));
|
|
}
|
|
|
|
/// Returns the path to the compressed package file.
|
|
pub fn archive_dst(&self) -> PathBuf {
|
|
if self.local {
|
|
registry_path().join(format!("{}-{}.crate", self.name, self.vers))
|
|
} else if self.alternative {
|
|
alt_dl_path()
|
|
.join(&self.name)
|
|
.join(&self.vers)
|
|
.join("download")
|
|
} else {
|
|
dl_path().join(&self.name).join(&self.vers).join("download")
|
|
}
|
|
}
|
|
}
|
|
|
|
pub fn cksum(s: &[u8]) -> String {
|
|
Sha256::new().update(s).finish_hex()
|
|
}
|
|
|
|
impl Dependency {
|
|
pub fn new(name: &str, vers: &str) -> Dependency {
|
|
Dependency {
|
|
name: name.to_string(),
|
|
vers: vers.to_string(),
|
|
kind: "normal".to_string(),
|
|
artifact: None,
|
|
target: None,
|
|
features: Vec::new(),
|
|
package: None,
|
|
optional: false,
|
|
registry: None,
|
|
}
|
|
}
|
|
|
|
/// Changes this to `[build-dependencies]`.
|
|
pub fn build(&mut self) -> &mut Self {
|
|
self.kind = "build".to_string();
|
|
self
|
|
}
|
|
|
|
/// Changes this to `[dev-dependencies]`.
|
|
pub fn dev(&mut self) -> &mut Self {
|
|
self.kind = "dev".to_string();
|
|
self
|
|
}
|
|
|
|
/// Changes this to `[target.$target.dependencies]`.
|
|
pub fn target(&mut self, target: &str) -> &mut Self {
|
|
self.target = Some(target.to_string());
|
|
self
|
|
}
|
|
|
|
/// Change the artifact to be of the given kind, like "bin", or "staticlib",
|
|
/// along with a specific target triple if provided.
|
|
pub fn artifact(&mut self, kind: &str, target: Option<String>) -> &mut Self {
|
|
self.artifact = Some((kind.to_string(), target));
|
|
self
|
|
}
|
|
|
|
/// Adds `registry = $registry` to this dependency.
|
|
pub fn registry(&mut self, registry: &str) -> &mut Self {
|
|
self.registry = Some(registry.to_string());
|
|
self
|
|
}
|
|
|
|
/// Adds `features = [ ... ]` to this dependency.
|
|
pub fn enable_features(&mut self, features: &[&str]) -> &mut Self {
|
|
self.features.extend(features.iter().map(|s| s.to_string()));
|
|
self
|
|
}
|
|
|
|
/// Adds `package = ...` to this dependency.
|
|
pub fn package(&mut self, pkg: &str) -> &mut Self {
|
|
self.package = Some(pkg.to_string());
|
|
self
|
|
}
|
|
|
|
/// Changes this to an optional dependency.
|
|
pub fn optional(&mut self, optional: bool) -> &mut Self {
|
|
self.optional = optional;
|
|
self
|
|
}
|
|
}
|