Files
pkh/src/context/local.rs
2025-12-22 23:08:44 +01:00

97 lines
2.7 KiB
Rust

/// Local context: execute commands locally
/// Context driver: Does nothing
use super::api::ContextDriver;
use std::io;
use std::path::{Path, PathBuf};
use std::process::Command;
pub struct LocalDriver;
impl ContextDriver for LocalDriver {
fn ensure_available(&self, src: &Path, dest_root: &str) -> io::Result<PathBuf> {
let dest_root_path = Path::new(dest_root);
let dest = dest_root_path.join(src.file_name().unwrap_or(src.as_os_str()));
if src != dest {
// Copy src inside dest_root
self.copy_path(src, &dest)?;
}
dest.canonicalize()
}
fn create_temp_dir(&self) -> io::Result<String> {
let temp_dir = tempfile::Builder::new().prefix("pkh-").tempdir()?;
Ok(temp_dir.keep().to_string_lossy().to_string())
}
fn retrieve_path(&self, src: &Path, dest: &Path) -> io::Result<()> {
self.copy_path(src, dest)
}
fn list_files(&self, path: &Path) -> io::Result<Vec<PathBuf>> {
let mut entries = Vec::new();
for entry in std::fs::read_dir(path)? {
let entry = entry?;
entries.push(entry.path());
}
Ok(entries)
}
fn run(
&self,
program: &str,
args: &[String],
env: &[(String, String)],
cwd: Option<&str>,
) -> io::Result<std::process::ExitStatus> {
let mut cmd = Command::new(program);
cmd.args(args).envs(env.iter().map(|(k, v)| (k, v)));
if let Some(dir) = cwd {
cmd.current_dir(dir);
}
cmd.status()
}
fn run_output(
&self,
program: &str,
args: &[String],
env: &[(String, String)],
cwd: Option<&str>,
) -> io::Result<std::process::Output> {
let mut cmd = Command::new(program);
cmd.args(args).envs(env.iter().map(|(k, v)| (k, v)));
if let Some(dir) = cwd {
cmd.current_dir(dir);
}
cmd.output()
}
fn copy_path(&self, src: &Path, dest: &Path) -> io::Result<()> {
copy_dir_recursive(src, dest)
}
fn read_file(&self, path: &Path) -> io::Result<String> {
std::fs::read_to_string(path)
}
fn write_file(&self, path: &Path, content: &str) -> io::Result<()> {
std::fs::write(path, content)
}
}
fn copy_dir_recursive(src: &Path, dest: &Path) -> io::Result<()> {
if src.is_dir() {
std::fs::create_dir_all(dest)?;
for entry in std::fs::read_dir(src)? {
let entry = entry?;
let path = entry.path();
let dest_path = dest.join(entry.file_name());
copy_dir_recursive(&path, &dest_path)?;
}
} else {
std::fs::copy(src, dest)?;
}
Ok(())
}