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2b-rs/bot-coreutils/src/process.rs

27 lines
815 B
Rust

use std::io;
use std::process::Stdio;
use tokio::io::AsyncReadExt;
use tokio::process::Command;
/// Asynchronously runs a given command and returns the output
pub async fn run_command_async(command: &str, args: &[&str]) -> io::Result<String> {
log::trace!("Running command '{}' with args {:?}", command, args);
let cmd = Command::new(command)
.args(args)
.stdout(Stdio::piped())
.stderr(Stdio::piped())
.spawn()?;
let mut stderr = String::new();
let mut output = String::new();
cmd.stderr.unwrap().read_to_string(&mut stderr).await?;
if stderr.len() != 0 {
log::debug!("STDERR of command {}: {}", command, stderr);
}
cmd.stdout.unwrap().read_to_string(&mut output).await?;
log::trace!("Command output is {}", output);
Ok(output)
}