On Thu, 30 Nov 2017 13:43:00 +, Roman Gushchin wrote:
> + attach_type = parse_attach_type(argv[2]);
> + if (attach_type == __MAX_BPF_ATTACH_TYPE) {
> + bpf_object__close(obj);
> + close(prog_fd);
> + close(cgroup_fd);
> + p_err("Invalid at
On Thu, Nov 30, 2017 at 09:17:17AM -0700, David Ahern wrote:
> On 11/30/17 6:43 AM, Roman Gushchin wrote:
> > @@ -75,12 +80,13 @@ static int do_help(int argc, char **argv)
> > fprintf(stderr,
> > "Usage: %s [OPTIONS] OBJECT { COMMAND | help }\n"
> > " %s batch file
On 11/30/17 6:43 AM, Roman Gushchin wrote:
> + if (bpf_prog_attach(prog_fd, cgroup_fd, attach_type, 0)) {
> + bpf_object__close(obj);
> + close(prog_fd);
> + close(cgroup_fd);
> + p_err("Failed to attach program");
> + return -1;
> +
On 11/30/17 6:43 AM, Roman Gushchin wrote:
> @@ -75,12 +80,13 @@ static int do_help(int argc, char **argv)
> fprintf(stderr,
> "Usage: %s [OPTIONS] OBJECT { COMMAND | help }\n"
> " %s batch file FILE\n"
> + " %s cgattach FILE CGROUP TYPE\n"
This patch add the cgattach command to bpftool.
It allows to load a bpf program from a binary file and attach
it to a given cgroup.
Example:
$ bpftool cgattach ./mybpfprog.o /sys/fs/cgroup/user.slice/ ingress
Signed-off-by: Roman Gushchin
Cc: Alexei Starovoitov
Cc: Daniel Borkmann
Cc: Jakub Ki
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