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e276c07f73
Extract the symlink-to-bpf-linker logic from integration-test to xtask and use it in a new build script in integration-ebpf, causing ebpf probes to be rebuilt when bpf-linker changes. Previously bpf-linker changes would rebuild integration-test, but not integration-ebpf, resulting in stale tests. Note that this still doesn't address the possibility that a new bpf-linker is added to the PATH ahead of the cached one. Solving this in the general case would require rebuild-if-changed-env=PATH *and* rebuild-if-changed={every-directory-in-PATH} which would likely mean far too much cache invalidation. |
1 year ago | |
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.. | ||
integration-ebpf | 1 year ago | |
integration-test | 1 year ago | |
.gitignore | 2 years ago | |
README.md | 1 year ago | |
cloud-localds | 2 years ago | |
run.sh | 1 year 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:
- Rust nightly
cargo install bpf-linker
bpftool
1
Other OSs
- A POSIX shell
rustup target add x86_64-unknown-linux-musl
cargo install bpf-linker
- Install
qemu
andcloud-init-utils
package - or any package that providescloud-localds
Usage
From the root of this repository:
Native
cargo xtask integration-test
Virtualized
./test/run.sh
Writing an integration test
Tests should follow these guidelines:
- Rust eBPF code should live in
integration-ebpf/${NAME}.rs
and included inintegration-ebpf/Cargo.toml
andintegration-test/src/lib.rs
usinginclude_bytes_aligned!
. - C eBPF code should live in
integration-test/bpf/${NAME}.bpf.c
. It should be added to the list of files inintegration-test/build.rs
and the list of constants inintegration-test/src/lib.rs
usinginclude_bytes_aligned!
. - Tests should be added to
integration-test/tests
. - You may add a new module, or use an existing one.
- Test functions should not return
anyhow::Result<()>
since this produces errors without stack traces. Prefer topanic!
instead.
-
TODO(https://github.com/aya-rs/aya/issues/645): Remove this dependency. ↩︎