wip: install perf in setup

Author: not-matthias

src/run/runner/wall_time/perf/mod.rs

@@ -20,6 +20,7 @@ use tempfile::TempDir;
 use unwind_data::UnwindData;
 
 mod metadata;
+mod setup;
 mod shared;
 pub use shared::*;
 
@@ -37,6 +38,8 @@ pub struct PerfRunner {
 
 impl PerfRunner {
     pub fn setup_environment() -> anyhow::Result<()> {
+        setup::install_perf()?;
+
         let sysctl_read = |name: &str| -> anyhow::Result<i64> {
             let output = std::process::Command::new("sysctl").arg(name).output()?;
             let output = String::from_utf8(output.stdout)?;
@@ -199,7 +202,7 @@ impl PerfRunner {
                 break;
             }
 
-            let result = tokio::time::timeout(Duration::from_secs(1), runner_fifo.recv_cmd()).await;
+            let result = tokio::time::timeout(Duration::from_secs(5), runner_fifo.recv_cmd()).await;
             let Ok(Ok(cmd)) = result else {
                 error!("Recv cmd timeout");
                 continue;

src/run/runner/wall_time/perf/setup.rs

@@ -0,0 +1,56 @@
+use crate::{prelude::*, run::runner::helpers::setup::run_with_sudo};
+use std::process::Command;
+
+fn cmd_version(cmd: &str) -> anyhow::Result<String> {
+    let is_installed = Command::new("which")
+        .arg(cmd)
+        .output()
+        .is_ok_and(|output| output.status.success());
+    if !is_installed {
+        bail!("{cmd} is not installed")
+    }
+
+    Ok(Command::new(cmd)
+        .arg("--version")
+        .output()
+        .map(|out| String::from_utf8_lossy(&out.stdout).to_string())?)
+}
+
+fn is_perf_installed() -> bool {
+    let version_str = cmd_version("perf");
+    debug!("Perf version: {:?}", version_str);
+
+    // TODO: Check for proper version
+
+    version_str.is_ok()
+}
+
+pub fn install_perf() -> Result<()> {
+    if is_perf_installed() {
+        info!("Perf is already installed, skipping installation");
+        return Ok(());
+    }
+
+    let cmd = Command::new("uname")
+        .arg("-r")
+        .output()
+        .expect("Failed to execute uname");
+    let kernel_release = String::from_utf8_lossy(&cmd.stdout);
+    debug!("Kernel release: {}", kernel_release.trim());
+
+    debug!("Installing perf");
+    run_with_sudo(&["apt-get", "update"])?;
+    run_with_sudo(&[
+        "apt-get",
+        "install",
+        "--allow-downgrades",
+        "-y",
+        "linux-tools-common",
+        "linux-tools-generic",
+        &format!("linux-tools-{}", kernel_release.trim()),
+    ])?;
+
+    info!("Perf installation completed successfully");
+
+    Ok(())
+}