diff options
Diffstat (limited to 'samples/bpf/test_cgrp2_sock2.c')
| -rw-r--r-- | samples/bpf/test_cgrp2_sock2.c | 68 |
1 files changed, 0 insertions, 68 deletions
diff --git a/samples/bpf/test_cgrp2_sock2.c b/samples/bpf/test_cgrp2_sock2.c deleted file mode 100644 index a9277b118c33..000000000000 --- a/samples/bpf/test_cgrp2_sock2.c +++ /dev/null @@ -1,68 +0,0 @@ -// SPDX-License-Identifier: GPL-2.0 -/* eBPF example program: - * - * - Loads eBPF program - * - * The eBPF program loads a filter from file and attaches the - * program to a cgroup using BPF_PROG_ATTACH - */ - -#define _GNU_SOURCE - -#include <stdio.h> -#include <stdlib.h> -#include <stddef.h> -#include <string.h> -#include <unistd.h> -#include <assert.h> -#include <errno.h> -#include <fcntl.h> -#include <net/if.h> -#include <linux/bpf.h> -#include <bpf/bpf.h> - -#include "bpf_insn.h" -#include "bpf_load.h" - -static int usage(const char *argv0) -{ - printf("Usage: %s cg-path filter-path [filter-id]\n", argv0); - return EXIT_FAILURE; -} - -int main(int argc, char **argv) -{ - int cg_fd, ret, filter_id = 0; - - if (argc < 3) - return usage(argv[0]); - - cg_fd = open(argv[1], O_DIRECTORY | O_RDONLY); - if (cg_fd < 0) { - printf("Failed to open cgroup path: '%s'\n", strerror(errno)); - return EXIT_FAILURE; - } - - if (load_bpf_file(argv[2])) - return EXIT_FAILURE; - - printf("Output from kernel verifier:\n%s\n-------\n", bpf_log_buf); - - if (argc > 3) - filter_id = atoi(argv[3]); - - if (filter_id >= prog_cnt) { - printf("Invalid program id; program not found in file\n"); - return EXIT_FAILURE; - } - - ret = bpf_prog_attach(prog_fd[filter_id], cg_fd, - BPF_CGROUP_INET_SOCK_CREATE, 0); - if (ret < 0) { - printf("Failed to attach prog to cgroup: '%s'\n", - strerror(errno)); - return EXIT_FAILURE; - } - - return EXIT_SUCCESS; -} |
