reth_node_core/
version.rs

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//! Version information for reth.
use alloy_primitives::Bytes;
use alloy_rpc_types_engine::ClientCode;
use reth_db::ClientVersion;

/// The client code for Reth
pub const CLIENT_CODE: ClientCode = ClientCode::RH;

/// The human readable name of the client
pub const NAME_CLIENT: &str = "Reth";

/// The latest version from Cargo.toml.
pub const CARGO_PKG_VERSION: &str = env!("CARGO_PKG_VERSION");

/// The full SHA of the latest commit.
pub const VERGEN_GIT_SHA_LONG: &str = env!("VERGEN_GIT_SHA");

/// The 8 character short SHA of the latest commit.
pub const VERGEN_GIT_SHA: &str = const_format::str_index!(VERGEN_GIT_SHA_LONG, ..8);

/// The build timestamp.
pub const VERGEN_BUILD_TIMESTAMP: &str = env!("VERGEN_BUILD_TIMESTAMP");

/// The target triple.
pub const VERGEN_CARGO_TARGET_TRIPLE: &str = env!("VERGEN_CARGO_TARGET_TRIPLE");

/// The build features.
pub const VERGEN_CARGO_FEATURES: &str = env!("VERGEN_CARGO_FEATURES");

/// The short version information for reth.
///
/// - The latest version from Cargo.toml
/// - The short SHA of the latest commit.
///
/// # Example
///
/// ```text
/// 0.1.0 (defa64b2)
/// ```
pub const SHORT_VERSION: &str = const_format::concatcp!(
    env!("CARGO_PKG_VERSION"),
    env!("RETH_VERSION_SUFFIX"),
    " (",
    VERGEN_GIT_SHA,
    ")"
);

/// The long version information for reth.
///
/// - The latest version from Cargo.toml
/// - The long SHA of the latest commit.
/// - The build datetime
/// - The build features
/// - The build profile
///
/// # Example:
///
/// ```text
/// Version: 0.1.0
/// Commit SHA: defa64b2
/// Build Timestamp: 2023-05-19T01:47:19.815651705Z
/// Build Features: jemalloc
/// Build Profile: maxperf
/// ```
pub const LONG_VERSION: &str = const_format::concatcp!(
    "Version: ",
    env!("CARGO_PKG_VERSION"),
    env!("RETH_VERSION_SUFFIX"),
    "\n",
    "Commit SHA: ",
    VERGEN_GIT_SHA_LONG,
    "\n",
    "Build Timestamp: ",
    env!("VERGEN_BUILD_TIMESTAMP"),
    "\n",
    "Build Features: ",
    env!("VERGEN_CARGO_FEATURES"),
    "\n",
    "Build Profile: ",
    BUILD_PROFILE_NAME
);

/// The build profile name.
pub const BUILD_PROFILE_NAME: &str = {
    // Derived from https://stackoverflow.com/questions/73595435/how-to-get-profile-from-cargo-toml-in-build-rs-or-at-runtime
    // We split on the path separator of the *host* machine, which may be different from
    // `std::path::MAIN_SEPARATOR_STR`.
    const OUT_DIR: &str = env!("OUT_DIR");
    let unix_parts = const_format::str_split!(OUT_DIR, '/');
    if unix_parts.len() >= 4 {
        unix_parts[unix_parts.len() - 4]
    } else {
        let win_parts = const_format::str_split!(OUT_DIR, '\\');
        win_parts[win_parts.len() - 4]
    }
};

/// The version information for reth formatted for P2P (devp2p).
///
/// - The latest version from Cargo.toml
/// - The target triple
///
/// # Example
///
/// ```text
/// reth/v{major}.{minor}.{patch}-{sha1}/{target}
/// ```
/// e.g.: `reth/v0.1.0-alpha.1-428a6dc2f/aarch64-apple-darwin`
pub(crate) const P2P_CLIENT_VERSION: &str = const_format::concatcp!(
    "reth/v",
    env!("CARGO_PKG_VERSION"),
    "-",
    VERGEN_GIT_SHA,
    "/",
    env!("VERGEN_CARGO_TARGET_TRIPLE")
);

/// The default extra data used for payload building.
///
/// - The latest version from Cargo.toml
/// - The OS identifier
///
/// # Example
///
/// ```text
/// reth/v{major}.{minor}.{patch}/{OS}
/// ```
pub fn default_extra_data() -> String {
    format!("reth/v{}/{}", env!("CARGO_PKG_VERSION"), std::env::consts::OS)
}

/// The default extra data in bytes.
/// See [`default_extra_data`].
pub fn default_extra_data_bytes() -> Bytes {
    Bytes::from(default_extra_data().as_bytes().to_vec())
}

/// The default client version accessing the database.
pub fn default_client_version() -> ClientVersion {
    ClientVersion {
        version: CARGO_PKG_VERSION.to_string(),
        git_sha: VERGEN_GIT_SHA.to_string(),
        build_timestamp: VERGEN_BUILD_TIMESTAMP.to_string(),
    }
}

#[cfg(test)]
mod tests {
    use super::*;

    #[test]
    fn assert_extra_data_less_32bytes() {
        let extra_data = default_extra_data();
        assert!(extra_data.len() <= 32, "extra data must be less than 32 bytes: {extra_data}")
    }
}