300 lines
8.9 KiB
Rust
300 lines
8.9 KiB
Rust
use clap::{
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crate_description, crate_name, crate_version, value_t, value_t_or_exit, values_t, App, Arg,
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};
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use std::{
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env,
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ffi::OsStr,
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fs,
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path::{Path, PathBuf},
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process::exit,
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process::Command,
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};
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struct Config {
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bpf_out_dir: Option<PathBuf>,
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bpf_sdk: PathBuf,
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dump: bool,
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features: Vec<String>,
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manifest_path: Option<PathBuf>,
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no_default_features: bool,
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verbose: bool,
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}
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impl Default for Config {
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fn default() -> Self {
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Self {
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bpf_sdk: env::current_exe()
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.expect("Unable to get current executable")
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.parent()
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.expect("Unable to get parent directory")
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.to_path_buf()
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.join("sdk/bpf"),
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bpf_out_dir: None,
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dump: false,
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features: vec![],
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manifest_path: None,
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no_default_features: false,
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verbose: false,
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}
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}
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}
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fn spawn<I, S>(program: &Path, args: I)
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where
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I: IntoIterator<Item = S>,
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S: AsRef<OsStr>,
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{
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let args = args.into_iter().collect::<Vec<_>>();
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print!("Running: {}", program.display());
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for arg in args.iter() {
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print!(" {}", arg.as_ref().to_str().unwrap_or("?"));
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}
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println!();
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let mut child = Command::new(program)
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.args(&args)
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.spawn()
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.unwrap_or_else(|err| {
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eprintln!("Failed to execute {}: {}", program.display(), err);
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exit(1);
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});
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let exit_status = child.wait().expect("failed to wait on child");
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if !exit_status.success() {
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exit(1);
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}
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}
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fn build_bpf(config: Config) {
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let mut metadata_command = cargo_metadata::MetadataCommand::new();
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if let Some(manifest_path) = config.manifest_path {
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metadata_command.manifest_path(manifest_path);
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}
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let metadata = metadata_command.exec().unwrap_or_else(|err| {
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eprintln!("Failed to obtain package metadata: {}", err);
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exit(1);
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});
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let root_package = metadata.root_package().unwrap_or_else(|| {
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eprintln!(
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"Workspace does not have a root package: {}",
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metadata.workspace_root.display()
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);
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exit(1);
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});
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let program_name = {
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let cdylib_targets = root_package
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.targets
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.iter()
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.filter_map(|target| {
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if target.crate_types.contains(&"cdylib".to_string()) {
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Some(&target.name)
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} else {
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None
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}
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})
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.collect::<Vec<_>>();
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match cdylib_targets.len() {
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0 => {
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println!(
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"Note: {} crate does not contain a cdylib target",
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root_package.name
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);
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None
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}
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1 => Some(cdylib_targets[0].replace("-", "_")),
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_ => {
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eprintln!(
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"{} crate contains multiple cdylib targets: {:?}",
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root_package.name, cdylib_targets
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);
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exit(1);
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}
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}
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};
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let legacy_program_feature_present = root_package.name == "solana-sdk";
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let root_package_dir = &root_package.manifest_path.parent().unwrap_or_else(|| {
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eprintln!(
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"Unable to get directory of {}",
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root_package.manifest_path.display()
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);
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exit(1);
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});
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let bpf_out_dir = config
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.bpf_out_dir
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.unwrap_or_else(|| metadata.target_directory.join("deploy"));
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let target_build_directory = metadata
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.target_directory
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.join("bpfel-unknown-unknown/release");
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env::set_current_dir(&root_package_dir).unwrap_or_else(|err| {
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eprintln!(
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"Unable to set current directory to {}: {}",
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root_package_dir.display(),
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err
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);
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exit(1);
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});
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println!("BPF SDK: {}", config.bpf_sdk.display());
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if config.no_default_features {
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println!("No default features");
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}
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if !config.features.is_empty() {
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println!("Features: {}", config.features.join(" "));
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}
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if legacy_program_feature_present {
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println!("Legacy program feature detected");
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}
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let xargo_build = config.bpf_sdk.join("rust/xargo-build.sh");
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let mut xargo_build_args = vec![];
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if config.no_default_features {
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xargo_build_args.push("--no-default-features");
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}
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for feature in &config.features {
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xargo_build_args.push("--features");
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xargo_build_args.push(feature);
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}
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if legacy_program_feature_present {
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if !config.no_default_features {
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xargo_build_args.push("--no-default-features");
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}
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xargo_build_args.push("--features=program");
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}
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if config.verbose {
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xargo_build_args.push("--verbose");
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}
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spawn(&config.bpf_sdk.join(xargo_build), &xargo_build_args);
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if let Some(program_name) = program_name {
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let program_unstripped_so = target_build_directory.join(&format!("{}.so", program_name));
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let program_dump = bpf_out_dir.join(&format!("{}-dump.txt", program_name));
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let program_so = bpf_out_dir.join(&format!("{}.so", program_name));
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spawn(
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&config.bpf_sdk.join("scripts/strip.sh"),
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&[&program_unstripped_so, &program_so],
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);
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if config.dump {
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spawn(
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&config.bpf_sdk.join("scripts/dump.sh"),
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&[&program_unstripped_so, &program_dump],
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);
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}
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println!();
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println!("To deploy this program:");
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println!(" $ solana deploy {}", program_so.display());
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} else if config.dump {
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println!("Note: --dump is only available for crates with a cdylib target");
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}
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}
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fn main() {
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let default_config = Config::default();
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let default_bpf_sdk = format!("{}", default_config.bpf_sdk.display());
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let mut args = env::args().collect::<Vec<_>>();
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// When run as a cargo subcommand, the first program argument is the subcommand name.
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// Remove it
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if let Some(arg1) = args.get(1) {
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if arg1 == "build-bpf" {
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args.remove(1);
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}
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}
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let matches = App::new(crate_name!())
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.about(crate_description!())
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.version(crate_version!())
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.arg(
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Arg::with_name("bpf_sdk")
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.long("bpf-sdk")
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.value_name("PATH")
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.takes_value(true)
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.default_value(&default_bpf_sdk)
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.help("Path to the Solana BPF SDK"),
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)
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.arg(
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Arg::with_name("dump")
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.long("dump")
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.takes_value(false)
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.help("Dump ELF information to a text file on success"),
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)
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.arg(
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Arg::with_name("verbose")
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.short("v")
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.long("verbose")
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.takes_value(false)
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.help("Use verbose output"),
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)
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.arg(
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Arg::with_name("features")
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.long("features")
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.value_name("FEATURES")
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.takes_value(true)
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.multiple(true)
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.help("Space-separated list of features to activate"),
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)
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.arg(
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Arg::with_name("no_default_features")
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.long("no-default-features")
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.takes_value(false)
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.help("Do not activate the `default` feature"),
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)
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.arg(
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Arg::with_name("manifest_path")
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.long("manifest-path")
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.value_name("PATH")
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.takes_value(true)
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.help("Path to Cargo.toml"),
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)
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.arg(
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Arg::with_name("bpf_out_dir")
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.long("bpf-out-dir")
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.value_name("DIRECTORY")
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.takes_value(true)
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.help("Place final BPF build artifacts in this directory"),
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)
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.get_matches_from(args);
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let bpf_sdk = value_t_or_exit!(matches, "bpf_sdk", PathBuf);
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let bpf_out_dir = value_t!(matches, "bpf_out_dir", PathBuf).ok();
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let config = Config {
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bpf_sdk: fs::canonicalize(&bpf_sdk).unwrap_or_else(|err| {
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eprintln!(
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"BPF SDK path does not exist: {}: {}",
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bpf_sdk.display(),
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err
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);
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exit(1);
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}),
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bpf_out_dir: bpf_out_dir.map(|bpf_out_dir| {
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if bpf_out_dir.is_absolute() {
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bpf_out_dir
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} else {
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env::current_dir()
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.expect("Unable to get current working directory")
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.join(bpf_out_dir)
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}
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}),
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dump: matches.is_present("dump"),
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features: values_t!(matches, "features", String)
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.ok()
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.unwrap_or_else(Vec::new),
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manifest_path: value_t!(matches, "manifest_path", PathBuf).ok(),
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no_default_features: matches.is_present("no_default_features"),
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verbose: matches.is_present("verbose"),
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};
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build_bpf(config);
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}
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