Remove dependency on bpftool in integration tests

aya/src/programs/mod.rs

@@ -999,12 +999,14 @@ impl Iterator for ProgramsIter {
                             io_error,
                         })
                         .and_then(|fd| {
-                            bpf_prog_get_info_by_fd(fd)
+                            let info = bpf_prog_get_info_by_fd(fd)
                                 .map_err(|io_error| ProgramError::SyscallError {
                                     call: "bpf_prog_get_info_by_fd".to_owned(),
                                     io_error,
                                 })
-                                .map(ProgramInfo)
+                                .map(ProgramInfo);
+                            unsafe { libc::close(fd) };
+                            info
                         }),
                 )
             }

test/integration-test/src/tests/load.rs

@@ -1,11 +1,11 @@
-use std::{convert::TryInto, process::Command, thread, time};
+use std::{convert::TryInto as _, thread, time};
 
 use aya::{
     include_bytes_aligned,
     maps::Array,
     programs::{
         links::{FdLink, PinnedLink},
-        KProbe, TracePoint, Xdp, XdpFlags,
+        loaded_programs, KProbe, TracePoint, Xdp, XdpFlags,
     },
     Bpf,
 };
@@ -58,20 +58,10 @@ fn multiple_btf_maps() {
     assert_eq!(val_2, 42);
 }
 
-fn is_loaded(name: &str) -> bool {
-    let output = Command::new("bpftool").args(["prog"]).output();
-    let output = match output {
-        Err(e) => panic!("Failed to run 'bpftool prog': {e}"),
-        Ok(out) => out,
-    };
-    let stdout = String::from_utf8(output.stdout).unwrap();
-    stdout.contains(name)
-}
-
 macro_rules! assert_loaded {
     ($name:literal, $loaded:expr) => {
         for i in 0..(MAX_RETRIES + 1) {
-            let state = is_loaded($name);
+            let state = loaded_programs().any(|prog| prog.unwrap().name() == $name.as_bytes());
             if state == $loaded {
                 break;
             }

test/run.sh

@@ -193,7 +193,7 @@ EOF
     exec_vm sudo dnf config-manager --set-enabled updates-testing
     exec_vm sudo dnf config-manager --set-enabled updates-testing-modular
     echo "Installing dependencies"
-    exec_vm sudo dnf install -qy bpftool llvm llvm-devel clang clang-devel zlib-devel
+    exec_vm sudo dnf install -qy llvm llvm-devel clang clang-devel zlib-devel
     exec_vm 'curl --proto '=https' --tlsv1.2 -sSf https://sh.rustup.rs | sh -s -- \
         -y --profile minimal --default-toolchain nightly --component rust-src --component clippy'
     exec_vm 'echo source ~/.cargo/env >> ~/.bashrc'

xtask/src/run.rs

@@ -36,8 +36,13 @@ fn build(opts: &Options) -> Result<(), anyhow::Error> {
         .args(&args)
         .status()
         .expect("failed to build userspace");
-    assert!(status.success());
-    Ok(())
+    match status.code() {
+        Some(code) => match code {
+            0 => Ok(()),
+            code => Err(anyhow::anyhow!("exited with status code: {code}")),
+        },
+        None => Err(anyhow::anyhow!("process terminated by signal")),
+    }
 }
 
 /// Build and run the project