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| author | Dominique Martinet <asmadeus@codewreck.org> | 2021-12-04 10:20:26 +0900 |
|---|---|---|
| committer | Dominique Martinet <asmadeus@codewreck.org> | 2021-12-04 21:12:07 +0900 |
| commit | 559fe436657bf68f83718548c02cdcd6e93e6add (patch) | |
| tree | a541a82423a435bf4573b4262bda9eb2efa934be /nixos/tests/bpf.nix | |
| parent | 2318433b7388444c67a54cc79a9d7baf7df27e26 (diff) | |
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nixos/tests: add bpf test
test bcc and bpftrace briefly
Diffstat (limited to 'nixos/tests/bpf.nix')
| -rw-r--r-- | nixos/tests/bpf.nix | 25 |
1 files changed, 25 insertions, 0 deletions
diff --git a/nixos/tests/bpf.nix b/nixos/tests/bpf.nix new file mode 100644 index 00000000000..233c7dab1ee --- /dev/null +++ b/nixos/tests/bpf.nix @@ -0,0 +1,25 @@ +import ./make-test-python.nix ({ pkgs, ... }: { + name = "bpf"; + meta.maintainers = with pkgs.lib.maintainers; [ martinetd ]; + + machine = { pkgs, ... }: { + programs.bcc.enable = true; + environment.systemPackages = with pkgs; [ bpftrace ]; + }; + + testScript = '' + ## bcc + # syscount -d 1 stops 1s after probe started so is good for that + print(machine.succeed("syscount -d 1")) + + ## bpftrace + # list probes + machine.succeed("bpftrace -l") + # simple BEGIN probe (user probe on bpftrace itself) + print(machine.succeed("bpftrace -e 'BEGIN { print(\"ok\"); exit(); }'")) + # tracepoint + print(machine.succeed("bpftrace -e 'tracepoint:syscalls:sys_enter_* { print(probe); exit(); }'")) + # kprobe + print(machine.succeed("bpftrace -e 'kprobe:schedule { print(probe); exit() }'")) + ''; +}) |