Update the existing sockopt test-case to do some basic checks
on the newly added counters.
Signed-off-by: Paolo Abeni <pabeni@redhat.com>
---
v2 -> v3:
- be more kind with older kernel (Matttbe)
---
.../selftests/net/mptcp/mptcp_sockopt.c | 27 ++++++++++++++++++-
1 file changed, 26 insertions(+), 1 deletion(-)
diff --git a/tools/testing/selftests/net/mptcp/mptcp_sockopt.c b/tools/testing/selftests/net/mptcp/mptcp_sockopt.c
index ae61f39556ca..ff8fcdfccf76 100644
--- a/tools/testing/selftests/net/mptcp/mptcp_sockopt.c
+++ b/tools/testing/selftests/net/mptcp/mptcp_sockopt.c
@@ -51,6 +51,11 @@ struct mptcp_info {
__u8 mptcpi_local_addr_used;
__u8 mptcpi_local_addr_max;
__u8 mptcpi_csum_enabled;
+ __u32 mptcpi_retransmits;
+ __u64 mptcpi_bytes_retrans;
+ __u64 mptcpi_bytes_sent;
+ __u64 mptcpi_bytes_received;
+ __u64 mptcpi_bytes_acked;
};
struct mptcp_subflow_data {
@@ -83,8 +88,10 @@ struct mptcp_subflow_addrs {
struct so_state {
struct mptcp_info mi;
+ struct mptcp_info last_sample;
uint64_t mptcpi_rcv_delta;
uint64_t tcpi_rcv_delta;
+ bool pkt_stats_avail;
};
static void die_perror(const char *msg)
@@ -318,8 +325,9 @@ static void do_getsockopt_mptcp_info(struct so_state *s, int fd, size_t w)
if (ret < 0)
die_perror("getsockopt MPTCP_INFO");
- assert(olen == sizeof(i));
+ s->pkt_stats_avail = olen >= sizeof(i);
+ s->last_sample = i;
if (s->mi.mptcpi_write_seq == 0)
s->mi = i;
@@ -556,6 +564,23 @@ static void process_one_client(int fd, int pipefd)
do_getsockopts(&s, fd, ret, ret2);
if (s.mptcpi_rcv_delta != (uint64_t)ret + 1)
xerror("mptcpi_rcv_delta %" PRIu64 ", expect %" PRIu64, s.mptcpi_rcv_delta, ret + 1, s.mptcpi_rcv_delta - ret);
+
+ /* be nice when running on top of older kernel */
+ if (s.pkt_stats_avail) {
+ if (s.last_sample.mptcpi_bytes_sent != ret2)
+ xerror("mptcpi_bytes_sent %" PRIu64 ", expect %" PRIu64,
+ s.last_sample.mptcpi_bytes_sent, ret2,
+ s.last_sample.mptcpi_bytes_sent - ret2);
+ if (s.last_sample.mptcpi_bytes_received != ret)
+ xerror("mptcpi_bytes_received %" PRIu64 ", expect %" PRIu64,
+ s.last_sample.mptcpi_bytes_received, ret,
+ s.last_sample.mptcpi_bytes_received - ret);
+ if (s.last_sample.mptcpi_bytes_acked != ret)
+ xerror("mptcpi_bytes_acked %" PRIu64 ", expect %" PRIu64,
+ s.last_sample.mptcpi_bytes_acked, ret2,
+ s.last_sample.mptcpi_bytes_acked - ret2);
+ }
+
close(fd);
}
--
2.40.1