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@ -1,31 +1,38 @@
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use std::{path::PathBuf, process::Command};
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use std::process::Command;
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use anyhow::Context as _;
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use clap::Parser;
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#[derive(Debug, Copy, Clone)]
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#[derive(Debug, Clone)]
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pub enum Architecture {
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BpfEl,
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BpfEb,
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}
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impl Architecture {
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pub fn as_str(&self) -> &'static str {
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match self {
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Architecture::BpfEl => "bpfel-unknown-none",
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Architecture::BpfEb => "bpfeb-unknown-none",
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}
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}
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}
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impl std::str::FromStr for Architecture {
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type Err = String;
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type Err = &'static str;
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fn from_str(s: &str) -> Result<Self, Self::Err> {
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Ok(match s {
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"bpfel-unknown-none" => Architecture::BpfEl,
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"bpfeb-unknown-none" => Architecture::BpfEb,
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_ => return Err("invalid target".to_owned()),
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_ => return Err("invalid target"),
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})
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}
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}
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impl std::fmt::Display for Architecture {
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fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
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f.write_str(match self {
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Architecture::BpfEl => "bpfel-unknown-none",
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Architecture::BpfEb => "bpfeb-unknown-none",
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})
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f.write_str(self.as_str())
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}
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}
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@ -40,28 +47,22 @@ pub struct Options {
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}
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pub fn build_ebpf(opts: Options) -> Result<(), anyhow::Error> {
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let dir = PathBuf::from("{{project-name}}-ebpf");
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let target = format!("--target={}", opts.target);
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let mut args = vec![
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"build",
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target.as_str(),
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"-Z",
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"build-std=core",
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];
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if opts.release {
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args.push("--release")
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let Options { target, release } = opts;
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let mut cmd = Command::new("cargo");
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cmd.current_dir("{{project-name}}-ebpf")
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// Command::new creates a child process which inherits all env variables. This means env
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// vars set by the cargo xtask command are also inherited. RUSTUP_TOOLCHAIN is removed so
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// the rust-toolchain.toml file in the -ebpf folder is honored.
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.env_remove("RUSTUP_TOOLCHAIN")
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.args(["build", "--target", target.as_str()]);
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if release {
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cmd.arg("--release");
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}
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// Command::new creates a child process which inherits all env variables. This means env
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// vars set by the cargo xtask command are also inherited. RUSTUP_TOOLCHAIN is removed
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// so the rust-toolchain.toml file in the -ebpf folder is honored.
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let status = cmd.status().context("failed to build bpf program")?;
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anyhow::ensure!(status.success(), "failed to build bpf program: {}", status);
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let status = Command::new("cargo")
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.current_dir(dir)
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.env_remove("RUSTUP_TOOLCHAIN")
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.args(&args)
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.status()
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.expect("failed to build bpf program");
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assert!(status.success());
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Ok(())
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}
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Tamir Duberstein
3 months ago