mirror of
https://github.com/denoland/deno.git
synced 2024-10-31 09:14:20 -04:00
313 lines
8.9 KiB
Rust
313 lines
8.9 KiB
Rust
// Copyright 2018-2022 the Deno authors. All rights reserved. MIT license.
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//! This module provides feature to upgrade deno executable
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use crate::args::UpgradeFlags;
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use deno_core::anyhow::bail;
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use deno_core::error::AnyError;
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use deno_core::futures::StreamExt;
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use deno_runtime::deno_fetch::reqwest;
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use deno_runtime::deno_fetch::reqwest::Client;
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use once_cell::sync::Lazy;
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use std::env;
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use std::fs;
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use std::io::Write;
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use std::path::Path;
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use std::path::PathBuf;
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use std::process::Command;
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static ARCHIVE_NAME: Lazy<String> =
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Lazy::new(|| format!("deno-{}.zip", env!("TARGET")));
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const RELEASE_URL: &str = "https://github.com/denoland/deno/releases";
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pub async fn upgrade(upgrade_flags: UpgradeFlags) -> Result<(), AnyError> {
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let old_exe_path = std::env::current_exe()?;
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let permissions = fs::metadata(&old_exe_path)?.permissions();
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if permissions.readonly() {
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bail!("You do not have write permission to {:?}", old_exe_path);
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}
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let mut client_builder = Client::builder();
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// If we have been provided a CA Certificate, add it into the HTTP client
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let ca_file = upgrade_flags.ca_file.or_else(|| env::var("DENO_CERT").ok());
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if let Some(ca_file) = ca_file {
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let buf = std::fs::read(ca_file)?;
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let cert = reqwest::Certificate::from_pem(&buf)?;
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client_builder = client_builder.add_root_certificate(cert);
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}
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let client = client_builder.build()?;
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let install_version = match upgrade_flags.version {
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Some(passed_version) => {
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if upgrade_flags.canary
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&& !regex::Regex::new("^[0-9a-f]{40}$")?.is_match(&passed_version)
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{
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bail!("Invalid commit hash passed");
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} else if !upgrade_flags.canary
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&& semver::Version::parse(&passed_version).is_err()
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{
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bail!("Invalid semver passed");
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}
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let current_is_passed = if upgrade_flags.canary {
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crate::version::GIT_COMMIT_HASH == passed_version
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} else if !crate::version::is_canary() {
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crate::version::deno() == passed_version
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} else {
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false
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};
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if !upgrade_flags.force
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&& upgrade_flags.output.is_none()
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&& current_is_passed
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{
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println!("Version {} is already installed", crate::version::deno());
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return Ok(());
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} else {
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passed_version
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}
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}
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None => {
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let latest_version = if upgrade_flags.canary {
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get_latest_canary_version(&client).await?
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} else {
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get_latest_release_version(&client).await?
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};
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let current_is_most_recent = if upgrade_flags.canary {
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let latest_hash = latest_version.clone();
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crate::version::GIT_COMMIT_HASH == latest_hash
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} else if !crate::version::is_canary() {
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let current = semver::Version::parse(&crate::version::deno()).unwrap();
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let latest = semver::Version::parse(&latest_version).unwrap();
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current >= latest
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} else {
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false
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};
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if !upgrade_flags.force
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&& upgrade_flags.output.is_none()
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&& current_is_most_recent
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{
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println!(
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"Local deno version {} is the most recent release",
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crate::version::deno()
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);
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return Ok(());
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} else {
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println!("Found latest version {}", latest_version);
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latest_version
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}
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}
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};
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let download_url = if upgrade_flags.canary {
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format!(
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"https://dl.deno.land/canary/{}/{}",
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install_version, *ARCHIVE_NAME
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)
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} else {
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format!(
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"{}/download/v{}/{}",
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RELEASE_URL, install_version, *ARCHIVE_NAME
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)
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};
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let archive_data = download_package(client, &download_url).await?;
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println!("Deno is upgrading to version {}", &install_version);
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let new_exe_path = unpack(archive_data, cfg!(windows))?;
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fs::set_permissions(&new_exe_path, permissions)?;
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check_exe(&new_exe_path)?;
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if !upgrade_flags.dry_run {
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match upgrade_flags.output {
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Some(path) => {
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fs::rename(&new_exe_path, &path)
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.or_else(|_| fs::copy(&new_exe_path, &path).map(|_| ()))?;
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}
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None => replace_exe(&new_exe_path, &old_exe_path)?,
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}
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}
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println!("Upgraded successfully");
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Ok(())
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}
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async fn get_latest_release_version(
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client: &Client,
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) -> Result<String, AnyError> {
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println!("Looking up latest version");
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let res = client
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.get(&format!("{}/latest", RELEASE_URL))
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.send()
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.await?;
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let version = res.url().path_segments().unwrap().last().unwrap();
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Ok(version.replace('v', ""))
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}
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async fn get_latest_canary_version(
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client: &Client,
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) -> Result<String, AnyError> {
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println!("Looking up latest version");
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let res = client
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.get("https://dl.deno.land/canary-latest.txt")
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.send()
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.await?;
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let version = res.text().await?.trim().to_string();
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Ok(version)
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}
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async fn download_package(
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client: Client,
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download_url: &str,
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) -> Result<Vec<u8>, AnyError> {
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println!("Checking {}", &download_url);
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let res = client.get(download_url).send().await?;
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if res.status().is_success() {
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let total_size = res.content_length().unwrap() as f64;
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let mut current_size = 0.0;
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let mut data = Vec::with_capacity(total_size as usize);
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let mut stream = res.bytes_stream();
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let mut skip_print = 0;
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let is_tty = atty::is(atty::Stream::Stdout);
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const MEBIBYTE: f64 = 1024.0 * 1024.0;
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while let Some(item) = stream.next().await {
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let bytes = item?;
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current_size += bytes.len() as f64;
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data.extend_from_slice(&bytes);
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if skip_print == 0 {
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if is_tty {
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print!("\u{001b}[1G\u{001b}[2K");
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}
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print!(
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"{:>4.1} MiB / {:.1} MiB ({:^5.1}%)",
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current_size / MEBIBYTE,
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total_size / MEBIBYTE,
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(current_size / total_size) * 100.0,
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);
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std::io::stdout().flush()?;
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skip_print = 10;
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} else {
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skip_print -= 1;
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}
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}
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if is_tty {
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print!("\u{001b}[1G\u{001b}[2K");
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}
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println!(
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"{:.1} MiB / {:.1} MiB (100.0%)",
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current_size / MEBIBYTE,
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total_size / MEBIBYTE
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);
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Ok(data)
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} else {
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println!("Download could not be found, aborting");
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std::process::exit(1)
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}
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}
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pub fn unpack(
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archive_data: Vec<u8>,
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is_windows: bool,
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) -> Result<PathBuf, std::io::Error> {
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const EXE_NAME: &str = "deno";
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// We use into_path so that the tempdir is not automatically deleted. This is
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// useful for debugging upgrade, but also so this function can return a path
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// to the newly uncompressed file without fear of the tempdir being deleted.
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let temp_dir = secure_tempfile::TempDir::new()?.into_path();
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let exe_ext = if is_windows { "exe" } else { "" };
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let archive_path = temp_dir.join(EXE_NAME).with_extension("zip");
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let exe_path = temp_dir.join(EXE_NAME).with_extension(exe_ext);
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assert!(!exe_path.exists());
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let archive_ext = Path::new(&*ARCHIVE_NAME)
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.extension()
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.and_then(|ext| ext.to_str())
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.unwrap();
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let unpack_status = match archive_ext {
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"zip" if cfg!(windows) => {
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fs::write(&archive_path, &archive_data)?;
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Command::new("powershell.exe")
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.arg("-NoLogo")
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.arg("-NoProfile")
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.arg("-NonInteractive")
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.arg("-Command")
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.arg(
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"& {
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param($Path, $DestinationPath)
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trap { $host.ui.WriteErrorLine($_.Exception); exit 1 }
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Add-Type -AssemblyName System.IO.Compression.FileSystem
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[System.IO.Compression.ZipFile]::ExtractToDirectory(
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$Path,
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$DestinationPath
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);
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}",
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)
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.arg("-Path")
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.arg(format!("'{}'", &archive_path.to_str().unwrap()))
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.arg("-DestinationPath")
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.arg(format!("'{}'", &temp_dir.to_str().unwrap()))
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.spawn()?
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.wait()?
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}
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"zip" => {
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fs::write(&archive_path, &archive_data)?;
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Command::new("unzip")
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.current_dir(&temp_dir)
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.arg(archive_path)
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.spawn()
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.map_err(|err| {
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if err.kind() == std::io::ErrorKind::NotFound {
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std::io::Error::new(
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std::io::ErrorKind::NotFound,
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"`unzip` was not found on your PATH, please install `unzip`",
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)
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} else {
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err
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}
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})?
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.wait()?
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}
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ext => panic!("Unsupported archive type: '{}'", ext),
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};
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assert!(unpack_status.success());
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assert!(exe_path.exists());
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Ok(exe_path)
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}
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fn replace_exe(new: &Path, old: &Path) -> Result<(), std::io::Error> {
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if cfg!(windows) {
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// On windows you cannot replace the currently running executable.
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// so first we rename it to deno.old.exe
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fs::rename(old, old.with_extension("old.exe"))?;
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} else {
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fs::remove_file(old)?;
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}
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// Windows cannot rename files across device boundaries, so if rename fails,
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// we try again with copy.
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fs::rename(new, old).or_else(|_| fs::copy(new, old).map(|_| ()))?;
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Ok(())
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}
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fn check_exe(exe_path: &Path) -> Result<(), AnyError> {
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let output = Command::new(exe_path)
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.arg("-V")
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.stderr(std::process::Stdio::inherit())
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.output()?;
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assert!(output.status.success());
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Ok(())
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}
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