kaffa/XDP-Firewall
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This commit is contained in:
gamemann
2021-11-12 19:54:55 +00:00
parent a6db73d335
commit ccd4f921bf
1 changed files with 3 additions and 0 deletions
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3
src/xdpfw.c
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@@ -160,6 +160,7 @@ int loadbpfobj(const char *filename, int ifidx)
struct bpf_object *obj = NULL; struct bpf_object *obj = NULL;
int err; int err;
// Load the BPF object file itself.
err = bpf_prog_load_xattr(&attrs, &obj, &fd); err = bpf_prog_load_xattr(&attrs, &obj, &fd);
if (err) if (err)
@@ -171,6 +172,7 @@ int loadbpfobj(const char *filename, int ifidx)
struct bpf_program *prog; struct bpf_program *prog;
// Load the BPF program itself by section name and try to retrieve FD.
prog = bpf_object__find_program_by_title(obj, "xdp_prog"); prog = bpf_object__find_program_by_title(obj, "xdp_prog");
fd = bpf_program__fd(prog); fd = bpf_program__fd(prog);
@@ -181,6 +183,7 @@ int loadbpfobj(const char *filename, int ifidx)
return fd; return fd;
} }
// Retrieve BPF maps.
filtersmap = findmapfd(obj, "filters_map"); filtersmap = findmapfd(obj, "filters_map");
statsmap = findmapfd(obj, "stats_map"); statsmap = findmapfd(obj, "stats_map");