diff options
author | Daniel Borkmann <daniel@iogearbox.net> | 2020-05-19 00:45:48 +0200 |
---|---|---|
committer | Alexei Starovoitov <ast@kernel.org> | 2020-05-19 11:32:04 -0700 |
commit | 566fc3f5d1c641b510ec487cf274a047f8a1e849 (patch) | |
tree | 55fe5f6a92563b0db505cfa422e2d2033ecdd283 /tools/testing/selftests/bpf/network_helpers.h | |
parent | 05ee19c18c2bb3dea69e29219017367c4a77e65a (diff) |
bpf, testing: Add get{peer, sock}name selftests to test_progs
Extend the existing connect_force_port test to assert get{peer,sock}name programs
as well. The workflow for e.g. IPv4 is as follows: i) server binds to concrete
port, ii) client calls getsockname() on server fd which exposes 1.2.3.4:60000 to
client, iii) client connects to service address 1.2.3.4:60000 binds to concrete
local address (127.0.0.1:22222) and remaps service address to a concrete backend
address (127.0.0.1:60123), iv) client then calls getsockname() on its own fd to
verify local address (127.0.0.1:22222) and getpeername() on its own fd which then
publishes service address (1.2.3.4:60000) instead of actual backend. Same workflow
is done for IPv6 just with different address/port tuples.
# ./test_progs -t connect_force_port
#14 connect_force_port:OK
Summary: 1/0 PASSED, 0 SKIPPED, 0 FAILED
Signed-off-by: Daniel Borkmann <daniel@iogearbox.net>
Signed-off-by: Alexei Starovoitov <ast@kernel.org>
Acked-by: Andrii Nakryiko <andriin@fb.com>
Acked-by: Andrey Ignatov <rdna@fb.com>
Link: https://lore.kernel.org/bpf/3343da6ad08df81af715a95d61a84fb4a960f2bf.1589841594.git.daniel@iogearbox.net
Diffstat (limited to 'tools/testing/selftests/bpf/network_helpers.h')
-rw-r--r-- | tools/testing/selftests/bpf/network_helpers.h | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/tools/testing/selftests/bpf/network_helpers.h b/tools/testing/selftests/bpf/network_helpers.h index 86914e6e7b53..6a8009605670 100644 --- a/tools/testing/selftests/bpf/network_helpers.h +++ b/tools/testing/selftests/bpf/network_helpers.h @@ -34,6 +34,7 @@ struct ipv6_packet { extern struct ipv6_packet pkt_v6; int start_server(int family, int type); +int start_server_with_port(int family, int type, __u16 port); int connect_to_fd(int family, int type, int server_fd); int connect_fd_to_fd(int client_fd, int server_fd); int connect_wait(int client_fd); |