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aya/test
Michal Rostecki 75336e5a35 integration-test: Fix the kernel version chceck for smoke test
Before this chane, the check was always negative if the minor version
was less then 9. So, for example, the smoke test was skipped for kernel
6.1:

```
skipping as 6.1 does not meet version requirement of 5.9
```

Signed-off-by: Michal Rostecki <vadorovsky@gmail.com>
2 years ago
..
integration-ebpf aya: fix detaching links on drop 2 years ago
integration-test integration-test: Fix the kernel version chceck for smoke test 2 years ago
integration-test-macros Change from Rust edition 2018 to 2021 2 years ago
.gitignore test: Replace RTF with Rust 2 years ago
README.md add libelf as a pre-requisite for linux, libbpf repo link 2 years ago
run.sh tests: use libtest-mimic and fix CI 2 years ago

README.md

Aya Integration Tests

The aya integration test suite is a set of tests to ensure that common usage behaviours work on real Linux distros

Prerequisites

Linux

To run locally all you need is:

  1. Rust nightly
  2. libelf
  3. A checkout of libbpf
  4. cargo install bpf-linker
  5. bpftool

Other OSs

  1. A POSIX shell
  2. A checkout of libbpf
  3. rustup target add x86_64-unknown-linux-musl
  4. cargo install bpf-linker
  5. Install qemu and cloud-init-utils package - or any package that provides cloud-localds

Usage

From the root of this repository:

Native

cargo xtask integration-test --libbpf-dir /path/to/libbpf

Virtualized

./test/run.sh /path/to/libbpf

Writing a test

Tests should follow these guidelines:

  • Rust eBPF code should live in integration-ebpf/${NAME}.rs and included in integration-ebpf/Cargo.toml
  • C eBPF code should live in integration-test/src/bpf/${NAME}.bpf.c. It's automatically compiled and made available as ${OUT_DIR}/${NAME}.bpf.o.
  • Any bytecode should be included in the integration test binary using include_bytes_aligned!
  • Tests should be added to integration-test/src/test
  • You may add a new module, or use an existing one
  • Integration tests must use the #[integration_test] macro to be included in the build
  • Test functions should return anyhow::Result<()> since this allows the use of ? to return errors.
  • You may either panic! when an assertion fails or bail!. The former is preferred since the stack trace will point directly to the failed line.