mirror of
https://github.com/kjuulh/dagger-rs.git
synced 2024-09-07 20:40:57 +02:00
Add base sdk
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commit
078e2d9c2c
1
.gitignore
vendored
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.gitignore
vendored
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target/
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1241
Cargo.lock
generated
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1241
Cargo.lock
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Load Diff
14
Cargo.toml
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14
Cargo.toml
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[package]
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name = "rust"
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version = "0.1.0"
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edition = "2021"
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# See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
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[dependencies]
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clap = "4.1.4"
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dirs = "4.0.0"
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eyre = "0.6.8"
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platform-info = "1.0.2"
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reqwest = { version = "0.11.14", features = ["stream", "blocking", "deflate"] }
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tempfile = "3.3.0"
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22
src/cli.rs
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22
src/cli.rs
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pub struct Cli {
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cmd: clap::Command,
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}
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impl Cli {
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pub fn new() -> eyre::Result<Self> {
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Ok(Self {
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cmd: clap::Command::new("dagger-rust")
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.subcommand_required(true)
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.subcommand(clap::Command::new("generate")),
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})
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}
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pub fn execute(self, args: &[&str]) -> eyre::Result<()> {
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let matches = self.cmd.get_matches_from(args);
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match matches.subcommand() {
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Some(("generate", args)) => Ok(()),
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_ => eyre::bail!("command missing"),
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}
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}
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}
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21
src/dagger.rs
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21
src/dagger.rs
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use std::sync::Arc;
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pub fn connect() -> eyre::Result<Client> {
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Client::new()
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}
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struct InnerClient {}
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pub struct Client {
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inner: Arc<InnerClient>,
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}
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impl Client {
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pub fn new() -> eyre::Result<Self> {
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Ok(Self {
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inner: Arc::new(InnerClient {}),
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})
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}
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// pub fn container(&self) -> Container {}
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}
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206
src/downloader.rs
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206
src/downloader.rs
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use std::{
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fs::File,
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io::{BufWriter, Read, Write},
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path::PathBuf,
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};
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use eyre::Context;
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use platform_info::Uname;
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use tempfile::{tempfile, NamedTempFile};
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#[derive(Clone)]
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pub struct Platform {
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pub os: String,
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pub arch: String,
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}
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impl Platform {
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pub fn from_system() -> eyre::Result<Self> {
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let platform = platform_info::PlatformInfo::new()?;
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let os_name = platform.sysname();
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let arch = platform.machine().to_lowercase();
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let normalize_arch = match arch.as_str() {
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"x86_64" => "amd64",
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"aarch" => "arm64",
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arch => arch,
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};
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Ok(Self {
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os: os_name.to_lowercase(),
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arch: normalize_arch.into(),
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})
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}
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}
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pub struct TempFile {
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prefix: String,
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directory: PathBuf,
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file: File,
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}
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impl TempFile {
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pub fn new(prefix: &str, directory: &PathBuf) -> eyre::Result<Self> {
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let prefix = prefix.to_string();
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let directory = directory.clone();
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let file = tempfile()?;
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Ok(Self {
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prefix,
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directory,
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file,
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})
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}
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}
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pub type CliVersion = String;
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pub struct Downloader {
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version: CliVersion,
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platform: Platform,
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}
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const DEFAULT_CLI_HOST: &str = "dl.dagger.io";
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const CLI_BIN_PREFIX: &str = "dagger-";
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const CLI_BASE_URL: &str = "https://dl.dagger.io/dagger/releases";
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impl Downloader {
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pub fn new(version: CliVersion) -> eyre::Result<Self> {
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Ok(Self {
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version,
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platform: Platform::from_system()?,
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})
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}
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pub fn archive_url(&self) -> String {
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let ext = match self.platform.os.as_str() {
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"windows" => "zip",
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_ => "tar.gz",
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};
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let version = &self.version;
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let os = &self.platform.os;
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let arch = &self.platform.arch;
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format!("{CLI_BASE_URL}/{version}/dagger_v{version}_{os}_{arch}.{ext}")
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}
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pub fn checksum_url(&self) -> String {
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let version = &self.version;
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format!("{CLI_BASE_URL}/{version}/checksums.txt")
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}
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pub fn cache_dir(&self) -> eyre::Result<PathBuf> {
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let env = std::env::var("XDG_CACHE_HOME").unwrap_or("".into());
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let env = env.trim();
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let mut path = match env {
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"" => dirs::cache_dir().ok_or(eyre::anyhow!(
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"could not find cache_dir, either in env or XDG_CACHE_HOME"
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))?,
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path => PathBuf::from(path),
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};
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path.push("dagger");
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std::fs::create_dir_all(&path)?;
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Ok(path)
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}
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pub fn get_cli(&self) -> eyre::Result<PathBuf> {
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let version = &self.version;
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let mut cli_bin_path = self.cache_dir()?;
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cli_bin_path.push(format!("{CLI_BIN_PREFIX}{version}"));
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if self.platform.os == "windows" {
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cli_bin_path = cli_bin_path.with_extension("exe")
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}
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if !cli_bin_path.exists() {
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cli_bin_path = self
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.download(cli_bin_path)
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.context("failed to download CLI from archive")?;
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}
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for file in self.cache_dir()?.read_dir()? {
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if let Ok(entry) = file {
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let path = entry.path();
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if path != cli_bin_path {
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std::fs::remove_file(path)?;
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}
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}
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}
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Ok(cli_bin_path)
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}
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fn download(&self, path: PathBuf) -> eyre::Result<PathBuf> {
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let expected_checksum = self.expected_checksum()?;
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let (actual_hash, tempbin) = self.extract_cli_archive()?;
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if expected_checksum != actual_hash {
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eyre::bail!("downloaded CLI binary checksum doesn't match checksum from checksums.txt")
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}
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todo!();
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}
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fn expected_checksum(&self) -> eyre::Result<String> {
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let archive_url = &self.archive_url();
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let archive_path = PathBuf::from(&archive_url);
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let archive_name = archive_path
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.file_name()
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.ok_or(eyre::anyhow!("could not get file_name from archive_url"))?;
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let resp = reqwest::blocking::get(self.checksum_url())?;
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let resp = resp.error_for_status()?;
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for line in resp.text()?.lines() {
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let mut content = line.split_whitespace();
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let checksum = content
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.next()
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.ok_or(eyre::anyhow!("could not find checksum in checksums.txt"))?;
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let file_name = content
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.next()
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.ok_or(eyre::anyhow!("could not find file_name in checksums.txt"))?;
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if file_name == archive_name {
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return Ok(checksum.to_string());
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}
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}
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eyre::bail!("could not find a matching version or binary in checksums.txt")
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}
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pub fn extract_cli_archive(&self) -> eyre::Result<(String, File)> {
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let archive_url = self.archive_url();
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let resp = reqwest::blocking::get(&archive_url)?;
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let mut resp = resp.error_for_status()?;
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let temp = NamedTempFile::new()?;
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let (file, path) = temp.keep()?;
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println!("path: {:?}", path);
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let mut buf_writer = BufWriter::new(file);
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let mut bytes = vec![];
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let _ = resp.read_to_end(&mut bytes)?;
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buf_writer.write_all(bytes.as_slice())?;
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if archive_url.ends_with(".zip") {
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// TODO: Nothing for now
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} else {
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//self.extract_from_tar(&temp)?;
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}
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todo!()
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}
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}
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#[cfg(test)]
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mod test {
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use std::path::PathBuf;
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use super::Downloader;
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#[test]
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fn download() {
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let cli_path = Downloader::new("0.3.10".into()).unwrap().get_cli().unwrap();
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assert_eq!(PathBuf::from("/"), cli_path)
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}
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}
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4
src/lib.rs
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4
src/lib.rs
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pub mod cli;
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pub mod dagger;
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mod downloader;
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mod schema;
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0
src/schema.rs
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0
src/schema.rs
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18
tests/integration.rs
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18
tests/integration.rs
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#[cfg(test)]
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mod test {
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use rust::dagger;
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#[test]
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fn example_container() {
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let client = dagger::connect().unwrap();
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let alpine = client.container().from("alpine:3.16.2").unwrap();
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let out = alpine
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.exec(dagger::ContainerExecOpts {
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args: vec!["cat", "/etc/alpine-release"],
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})
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.stdout()
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.unwrap();
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assert_eq!("3.16.2", out);
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}
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}
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