sp1_cli/
lib.rs

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pub mod commands;
mod util;

use anyhow::{Context, Result};
use reqwest::Client;
use std::process::{Command, Stdio};

pub const RUSTUP_TOOLCHAIN_NAME: &str = "succinct";

pub const SP1_VERSION_MESSAGE: &str =
    concat!("sp1", " (", env!("VERGEN_GIT_SHA"), " ", env!("VERGEN_BUILD_TIMESTAMP"), ")");

trait CommandExecutor {
    fn run(&mut self) -> Result<()>;
}

impl CommandExecutor for Command {
    fn run(&mut self) -> Result<()> {
        self.stderr(Stdio::inherit())
            .stdout(Stdio::inherit())
            .stdin(Stdio::inherit())
            .output()
            .with_context(|| format!("while executing `{:?}`", &self))
            .map(|_| ())
    }
}

pub async fn url_exists(client: &Client, url: &str) -> bool {
    let res = client.head(url).send().await;
    res.is_ok()
}

#[allow(unreachable_code)]
pub fn is_supported_target() -> bool {
    #[cfg(all(target_arch = "x86_64", target_os = "linux"))]
    return true;

    #[cfg(all(target_arch = "aarch64", target_os = "linux"))]
    return true;

    #[cfg(all(target_arch = "x86_64", target_os = "macos"))]
    return true;

    #[cfg(all(target_arch = "aarch64", target_os = "macos"))]
    return true;

    false
}

pub fn get_target() -> String {
    target_lexicon::HOST.to_string()
}

pub async fn get_toolchain_download_url(client: &Client, target: String) -> String {
    // Get latest tag from https://api.github.com/repos/succinctlabs/rust/releases/latest
    // and use it to construct the download URL.
    let json = client
        .get("https://api.github.com/repos/succinctlabs/rust/releases/latest")
        .send()
        .await
        .unwrap()
        .json::<serde_json::Value>()
        .await
        .unwrap();
    let tag = json["tag_name"].as_str().expect("Failed to download Succinct toolchain. Likely caused by GitHub rate limiting. Please try again using the --token flag. Docs: https://docs.succinct.xyz/getting-started/install.html#troubleshooting");

    let url = format!(
        "https://github.com/succinctlabs/rust/releases/download/{}/rust-toolchain-{}.tar.gz",
        tag, target
    );

    url
}