src/tools/build-manifest/src/main.rs

   1 // Copyright 2017 The Rust Project Developers. See the COPYRIGHT
   2 // file at the top-level directory of this distribution and at
   3 // http://rust-lang.org/COPYRIGHT.
   4 //
   5 // Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or
   6 // http://www.apache.org/licenses/LICENSE-2.0> or the MIT license
   7 // <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your
   8 // option. This file may not be copied, modified, or distributed
   9 // except according to those terms.
  10
  11 extern crate toml;
  12 extern crate rustc_serialize;
  13
  14 use std::collections::HashMap;
  15 use std::env;
  16 use std::fs::File;
  17 use std::io::{self, Read, Write};
  18 use std::path::{PathBuf, Path};
  19 use std::process::{Command, Stdio};
  20
  21 static HOSTS: &'static [&'static str] = &[
  22     "aarch64-unknown-linux-gnu",
  23     "arm-unknown-linux-gnueabi",
  24     "arm-unknown-linux-gnueabihf",
  25     "armv7-unknown-linux-gnueabihf",
  26     "i686-apple-darwin",
  27     "i686-pc-windows-gnu",
  28     "i686-pc-windows-msvc",
  29     "i686-unknown-linux-gnu",
  30     "mips-unknown-linux-gnu",
  31     "mips64-unknown-linux-gnuabi64",
  32     "mips64el-unknown-linux-gnuabi64",
  33     "mipsel-unknown-linux-gnu",
  34     "powerpc-unknown-linux-gnu",
  35     "powerpc64-unknown-linux-gnu",
  36     "powerpc64le-unknown-linux-gnu",
  37     "s390x-unknown-linux-gnu",
  38     "x86_64-apple-darwin",
  39     "x86_64-pc-windows-gnu",
  40     "x86_64-pc-windows-msvc",
  41     "x86_64-unknown-freebsd",
  42     "x86_64-unknown-linux-gnu",
  43     "x86_64-unknown-netbsd",
  44 ];
  45
  46 static TARGETS: &'static [&'static str] = &[
  47     "aarch64-apple-ios",
  48     "aarch64-linux-android",
  49     "aarch64-unknown-linux-gnu",
  50     "arm-linux-androideabi",
  51     "arm-unknown-linux-gnueabi",
  52     "arm-unknown-linux-gnueabihf",
  53     "arm-unknown-linux-musleabi",
  54     "arm-unknown-linux-musleabihf",
  55     "armv7-apple-ios",
  56     "armv7-linux-androideabi",
  57     "armv7-unknown-linux-gnueabihf",
  58     "armv7-unknown-linux-musleabihf",
  59     "armv7s-apple-ios",
  60     "asmjs-unknown-emscripten",
  61     "i386-apple-ios",
  62     "i586-pc-windows-msvc",
  63     "i586-unknown-linux-gnu",
  64     "i686-apple-darwin",
  65     "i686-linux-android",
  66     "i686-pc-windows-gnu",
  67     "i686-pc-windows-msvc",
  68     "i686-unknown-freebsd",
  69     "i686-unknown-linux-gnu",
  70     "i686-unknown-linux-musl",
  71     "mips-unknown-linux-gnu",
  72     "mips-unknown-linux-musl",
  73     "mips64-unknown-linux-gnuabi64",
  74     "mips64el-unknown-linux-gnuabi64",
  75     "mipsel-unknown-linux-gnu",
  76     "mipsel-unknown-linux-musl",
  77     "powerpc-unknown-linux-gnu",
  78     "powerpc64-unknown-linux-gnu",
  79     "powerpc64le-unknown-linux-gnu",
  80     "s390x-unknown-linux-gnu",
  81     "wasm32-unknown-emscripten",
  82     "x86_64-apple-darwin",
  83     "x86_64-apple-ios",
  84     "x86_64-pc-windows-gnu",
  85     "x86_64-pc-windows-msvc",
  86     "x86_64-rumprun-netbsd",
  87     "x86_64-unknown-freebsd",
  88     "x86_64-unknown-linux-gnu",
  89     "x86_64-unknown-linux-musl",
  90     "x86_64-unknown-netbsd",
  91 ];
  92
  93 static MINGW: &'static [&'static str] = &[
  94     "i686-pc-windows-gnu",
  95     "x86_64-pc-windows-gnu",
  96 ];
  97
  98 #[derive(RustcEncodable)]
  99 struct Manifest {
 100     manifest_version: String,
 101     date: String,
 102     pkg: HashMap<String, Package>,
 103 }
 104
 105 #[derive(RustcEncodable)]
 106 struct Package {
 107     version: String,
 108     target: HashMap<String, Target>,
 109 }
 110
 111 #[derive(RustcEncodable)]
 112 struct Target {
 113     available: bool,
 114     url: Option<String>,
 115     hash: Option<String>,
 116     components: Option<Vec<Component>>,
 117     extensions: Option<Vec<Component>>,
 118 }
 119
 120 #[derive(RustcEncodable)]
 121 struct Component {
 122     pkg: String,
 123     target: String,
 124 }
 125
 126 macro_rules! t {
 127     ($e:expr) => (match $e {
 128         Ok(e) => e,
 129         Err(e) => panic!("{} failed with {}", stringify!($e), e),
 130     })
 131 }
 132
 133 struct Builder {
 134     channel: String,
 135     input: PathBuf,
 136     output: PathBuf,
 137     gpg_passphrase: String,
 138     digests: HashMap<String, String>,
 139     s3_address: String,
 140     date: String,
 141     rust_version: String,
 142     cargo_version: String,
 143 }
 144
 145 fn main() {
 146     let mut args = env::args().skip(1);
 147     let input = PathBuf::from(args.next().unwrap());
 148     let output = PathBuf::from(args.next().unwrap());
 149     let date = args.next().unwrap();
 150     let channel = args.next().unwrap();
 151     let s3_address = args.next().unwrap();
 152     let mut passphrase = String::new();
 153     t!(io::stdin().read_to_string(&mut passphrase));
 154
 155     Builder {
 156         channel: channel,
 157         input: input,
 158         output: output,
 159         gpg_passphrase: passphrase,
 160         digests: HashMap::new(),
 161         s3_address: s3_address,
 162         date: date,
 163         rust_version: String::new(),
 164         cargo_version: String::new(),
 165     }.build();
 166 }
 167
 168 impl Builder {
 169     fn build(&mut self) {
 170         self.rust_version = self.version("rust", "x86_64-unknown-linux-gnu");
 171         self.cargo_version = self.version("cargo", "x86_64-unknown-linux-gnu");
 172
 173         self.digest_and_sign();
 174         let manifest = self.build_manifest();
 175         let manifest = toml::encode(&manifest).to_string();
 176
 177         let filename = format!("channel-rust-{}.toml", self.channel);
 178         self.write_manifest(&manifest, &filename);
 179
 180         if self.channel != "beta" && self.channel != "nightly" {
 181             self.write_manifest(&manifest, "channel-rust-stable.toml");
 182         }
 183     }
 184
 185     fn digest_and_sign(&mut self) {
 186         for file in t!(self.input.read_dir()).map(|e| t!(e).path()) {
 187             let filename = file.file_name().unwrap().to_str().unwrap();
 188             let digest = self.hash(&file);
 189             self.sign(&file);
 190             assert!(self.digests.insert(filename.to_string(), digest).is_none());
 191         }
 192     }
 193
 194     fn build_manifest(&mut self) -> Manifest {
 195         let mut manifest = Manifest {
 196             manifest_version: "2".to_string(),
 197             date: self.date.to_string(),
 198             pkg: HashMap::new(),
 199         };
 200
 201         self.package("rustc", &mut manifest.pkg, HOSTS);
 202         self.package("cargo", &mut manifest.pkg, HOSTS);
 203         self.package("rust-mingw", &mut manifest.pkg, MINGW);
 204         self.package("rust-std", &mut manifest.pkg, TARGETS);
 205         self.package("rust-docs", &mut manifest.pkg, TARGETS);
 206         self.package("rust-src", &mut manifest.pkg, &["*"]);
 207
 208         let mut pkg = Package {
 209             version: self.cached_version("rust").to_string(),
 210             target: HashMap::new(),
 211         };
 212         for host in HOSTS {
 213             let filename = self.filename("rust", host);
 214             let digest = match self.digests.remove(&filename) {
 215                 Some(digest) => digest,
 216                 None => {
 217                     pkg.target.insert(host.to_string(), Target {
 218                         available: false,
 219                         url: None,
 220                         hash: None,
 221                         components: None,
 222                         extensions: None,
 223                     });
 224                     continue
 225                 }
 226             };
 227             let mut components = Vec::new();
 228             let mut extensions = Vec::new();
 229
 230             // rustc/rust-std/cargo are all required, and so is rust-mingw if it's
 231             // available for the target.
 232             components.extend(vec![
 233                 Component { pkg: "rustc".to_string(), target: host.to_string() },
 234                 Component { pkg: "rust-std".to_string(), target: host.to_string() },
 235                 Component { pkg: "cargo".to_string(), target: host.to_string() },
 236             ]);
 237             if host.contains("pc-windows-gnu") {
 238                 components.push(Component {
 239                     pkg: "rust-mingw".to_string(),
 240                     target: host.to_string(),
 241                 });
 242             }
 243
 244             // Docs, other standard libraries, and the source package are all
 245             // optional.
 246             extensions.push(Component {
 247                 pkg: "rust-docs".to_string(),
 248                 target: host.to_string(),
 249             });
 250             for target in TARGETS {
 251                 if target != host {
 252                     extensions.push(Component {
 253                         pkg: "rust-std".to_string(),
 254                         target: target.to_string(),
 255                     });
 256                 }
 257             }
 258             extensions.push(Component {
 259                 pkg: "rust-src".to_string(),
 260                 target: "*".to_string(),
 261             });
 262
 263             pkg.target.insert(host.to_string(), Target {
 264                 available: true,
 265                 url: Some(self.url("rust", host)),
 266                 hash: Some(to_hex(digest.as_ref())),
 267                 components: Some(components),
 268                 extensions: Some(extensions),
 269             });
 270         }
 271         manifest.pkg.insert("rust".to_string(), pkg);
 272
 273         return manifest
 274     }
 275
 276     fn package(&mut self,
 277                pkgname: &str,
 278                dst: &mut HashMap<String, Package>,
 279                targets: &[&str]) {
 280         let targets = targets.iter().map(|name| {
 281             let filename = self.filename(pkgname, name);
 282             let digest = match self.digests.remove(&filename) {
 283                 Some(digest) => digest,
 284                 None => {
 285                     return (name.to_string(), Target {
 286                         available: false,
 287                         url: None,
 288                         hash: None,
 289                         components: None,
 290                         extensions: None,
 291                     })
 292                 }
 293             };
 294
 295             (name.to_string(), Target {
 296                 available: true,
 297                 url: Some(self.url(pkgname, name)),
 298                 hash: Some(digest),
 299                 components: None,
 300                 extensions: None,
 301             })
 302         }).collect();
 303
 304         dst.insert(pkgname.to_string(), Package {
 305             version: self.cached_version(pkgname).to_string(),
 306             target: targets,
 307         });
 308     }
 309
 310     fn url(&self, component: &str, target: &str) -> String {
 311         format!("{}/{}/{}",
 312                 self.s3_address,
 313                 self.date,
 314                 self.filename(component, target))
 315     }
 316
 317     fn filename(&self, component: &str, target: &str) -> String {
 318         if component == "rust-src" {
 319             format!("rust-src-{}.tar.gz", self.channel)
 320         } else {
 321             format!("{}-{}-{}.tar.gz", component, self.channel, target)
 322         }
 323     }
 324
 325     fn cached_version(&self, component: &str) -> &str {
 326         if component == "cargo" {
 327             &self.cargo_version
 328         } else {
 329             &self.rust_version
 330         }
 331     }
 332
 333     fn version(&self, component: &str, target: &str) -> String {
 334         let mut cmd = Command::new("tar");
 335         let filename = self.filename(component, target);
 336         cmd.arg("xf")
 337            .arg(self.input.join(&filename))
 338            .arg(format!("{}/version", filename.replace(".tar.gz", "")))
 339            .arg("-O");
 340         let version = t!(cmd.output());
 341         if !version.status.success() {
 342             panic!("failed to learn version:\n\n{:?}\n\n{}\n\n{}",
 343                    cmd,
 344                    String::from_utf8_lossy(&version.stdout),
 345                    String::from_utf8_lossy(&version.stderr));
 346         }
 347         String::from_utf8_lossy(&version.stdout).trim().to_string()
 348     }
 349
 350     fn hash(&self, path: &Path) -> String {
 351         let sha = t!(Command::new("shasum")
 352                         .arg("-a").arg("256")
 353                         .arg(path)
 354                         .output());
 355         assert!(sha.status.success());
 356
 357         let filename = path.file_name().unwrap().to_str().unwrap();
 358         let sha256 = self.output.join(format!("{}.sha256", filename));
 359         t!(t!(File::create(&sha256)).write_all(&sha.stdout));
 360
 361         let stdout = String::from_utf8_lossy(&sha.stdout);
 362         stdout.split_whitespace().next().unwrap().to_string()
 363     }
 364
 365     fn sign(&self, path: &Path) {
 366         let filename = path.file_name().unwrap().to_str().unwrap();
 367         let asc = self.output.join(format!("{}.asc", filename));
 368         println!("signing: {:?}", path);
 369         let mut cmd = Command::new("gpg");
 370         cmd.arg("--no-tty")
 371             .arg("--yes")
 372             .arg("--passphrase-fd").arg("0")
 373             .arg("--armor")
 374             .arg("--output").arg(&asc)
 375             .arg("--detach-sign").arg(path)
 376             .stdin(Stdio::piped());
 377         let mut child = t!(cmd.spawn());
 378         t!(child.stdin.take().unwrap().write_all(self.gpg_passphrase.as_bytes()));
 379         assert!(t!(child.wait()).success());
 380     }
 381
 382     fn write_manifest(&self, manifest: &str, name: &str) {
 383         let dst = self.output.join(name);
 384         t!(t!(File::create(&dst)).write_all(manifest.as_bytes()));
 385         self.hash(&dst);
 386         self.sign(&dst);
 387     }
 388 }
 389
 390 fn to_hex(digest: &[u8]) -> String {
 391     let mut ret = String::new();
 392     for byte in digest {
 393         ret.push(hex((byte & 0xf0) >> 4));
 394         ret.push(hex(byte & 0xf));
 395     }
 396     return ret;
 397
 398     fn hex(b: u8) -> char {
 399         match b {
 400             0...9 => (b'0' + b) as char,
 401             _ => (b'a' + b - 10) as char,
 402         }
 403     }
 404 }