diff options
Diffstat (limited to 'tools/testing/selftests/bpf/progs')
| -rw-r--r-- | tools/testing/selftests/bpf/progs/priv_map.c | 13 | ||||
| -rw-r--r-- | tools/testing/selftests/bpf/progs/priv_prog.c | 13 | ||||
| -rw-r--r-- | tools/testing/selftests/bpf/progs/token_lsm.c | 32 |
3 files changed, 58 insertions, 0 deletions
diff --git a/tools/testing/selftests/bpf/progs/priv_map.c b/tools/testing/selftests/bpf/progs/priv_map.c new file mode 100644 index 000000000000..9085be50f03b --- /dev/null +++ b/tools/testing/selftests/bpf/progs/priv_map.c @@ -0,0 +1,13 @@ +// SPDX-License-Identifier: GPL-2.0 +/* Copyright (c) 2023 Meta Platforms, Inc. and affiliates. */ + +#include "vmlinux.h" +#include <bpf/bpf_helpers.h> + +char _license[] SEC("license") = "GPL"; + +struct { + __uint(type, BPF_MAP_TYPE_QUEUE); + __uint(max_entries, 1); + __type(value, __u32); +} priv_map SEC(".maps"); diff --git a/tools/testing/selftests/bpf/progs/priv_prog.c b/tools/testing/selftests/bpf/progs/priv_prog.c new file mode 100644 index 000000000000..3c7b2b618c8a --- /dev/null +++ b/tools/testing/selftests/bpf/progs/priv_prog.c @@ -0,0 +1,13 @@ +// SPDX-License-Identifier: GPL-2.0 +/* Copyright (c) 2023 Meta Platforms, Inc. and affiliates. */ + +#include "vmlinux.h" +#include <bpf/bpf_helpers.h> + +char _license[] SEC("license") = "GPL"; + +SEC("kprobe") +int kprobe_prog(void *ctx) +{ + return 1; +} diff --git a/tools/testing/selftests/bpf/progs/token_lsm.c b/tools/testing/selftests/bpf/progs/token_lsm.c new file mode 100644 index 000000000000..e4d59b6ba743 --- /dev/null +++ b/tools/testing/selftests/bpf/progs/token_lsm.c @@ -0,0 +1,32 @@ +// SPDX-License-Identifier: GPL-2.0 +/* Copyright (c) 2024 Meta Platforms, Inc. and affiliates. */ + +#include "vmlinux.h" +#include <bpf/bpf_helpers.h> +#include <bpf/bpf_tracing.h> + +char _license[] SEC("license") = "GPL"; + +int my_pid; +bool reject_capable; +bool reject_cmd; + +SEC("lsm/bpf_token_capable") +int BPF_PROG(token_capable, struct bpf_token *token, int cap) +{ + if (my_pid == 0 || my_pid != (bpf_get_current_pid_tgid() >> 32)) + return 0; + if (reject_capable) + return -1; + return 0; +} + +SEC("lsm/bpf_token_cmd") +int BPF_PROG(token_cmd, struct bpf_token *token, enum bpf_cmd cmd) +{ + if (my_pid == 0 || my_pid != (bpf_get_current_pid_tgid() >> 32)) + return 0; + if (reject_cmd) + return -1; + return 0; +} |
