selftests: mptcp: add infinite map mibs check

This patch adds a function chk_infi_nr() to check the mibs for the
infinite mapping. Invoke it in chk_join_nr() when validate_checksum
is set.

Signed-off-by: Geliang Tang <geliang.tang@suse.com>
Signed-off-by: Mat Martineau <mathew.j.martineau@linux.intel.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

diff --git a/tools/testing/selftests/net/mptcp/mptcp_join.sh b/tools/testing/selftests/net/mptcp/mptcp_join.sh
index 7314257..9eb4d88 100755 (executable)
--- a/tools/testing/selftests/net/mptcp/mptcp_join.sh
+++ b/tools/testing/selftests/net/mptcp/mptcp_join.sh
@@ -1106,6 +1106,38 @@ chk_rst_nr()
        echo "$extra_msg"
 }
 
+chk_infi_nr()
+{
+       local infi_tx=$1
+       local infi_rx=$2
+       local count
+       local dump_stats
+
+       printf "%-${nr_blank}s %s" " " "itx"
+       count=$(ip netns exec $ns2 nstat -as | grep InfiniteMapTx | awk '{print $2}')
+       [ -z "$count" ] && count=0
+       if [ "$count" != "$infi_tx" ]; then
+               echo "[fail] got $count infinite map[s] TX expected $infi_tx"
+               fail_test
+               dump_stats=1
+       else
+               echo -n "[ ok ]"
+       fi
+
+       echo -n " - infirx"
+       count=$(ip netns exec $ns1 nstat -as | grep InfiniteMapRx | awk '{print $2}')
+       [ -z "$count" ] && count=0
+       if [ "$count" != "$infi_rx" ]; then
+               echo "[fail] got $count infinite map[s] RX expected $infi_rx"
+               fail_test
+               dump_stats=1
+       else
+               echo "[ ok ]"
+       fi
+
+       [ "${dump_stats}" = 1 ] && dump_stats
+}
+
 chk_join_nr()
 {
        local syn_nr=$1
@@ -1115,7 +1147,8 @@ chk_join_nr()
        local csum_ns2=${5:-0}
        local fail_nr=${6:-0}
        local rst_nr=${7:-0}
-       local corrupted_pkts=${8:-0}
+       local infi_nr=${8:-0}
+       local corrupted_pkts=${9:-0}
        local count
        local dump_stats
        local with_cookie
@@ -1170,6 +1203,7 @@ chk_join_nr()
                chk_csum_nr $csum_ns1 $csum_ns2
                chk_fail_nr $fail_nr $fail_nr
                chk_rst_nr $rst_nr $rst_nr
+               chk_infi_nr $infi_nr $infi_nr
        fi
 }