LU-14649 lnet: Correct distance calculation of local NIDs

[fs/lustre-release.git] / lustre / tests / sanity-lnet.sh

diff --git a/lustre/tests/sanity-lnet.sh b/lustre/tests/sanity-lnet.sh
index 74eb19a..485e105 100755 (executable)
--- a/lustre/tests/sanity-lnet.sh
+++ b/lustre/tests/sanity-lnet.sh
@@ -1960,6 +1960,34 @@ test_212() {
 }
 run_test 212 "Check discovery refcount loss bug (LU-14627)"
 
+test_213() {
+       have_interface "eth0" || skip "Need eth0 interface with ipv4 configured"
+
+       cleanup_netns || error "Failed to cleanup netns before test execution"
+       cleanup_lnet || error "Failed to unload modules before test execution"
+
+       setup_fakeif || error "Failed to add fake IF"
+       have_interface "$FAKE_IF" ||
+               error "Expect $FAKE_IF configured but not found"
+
+       reinit_dlc || return $?
+
+       add_net "tcp" "eth0" || return $?
+       add_net "tcp" "$FAKE_IF" || return $?
+
+       local nid1=$(lctl list_nids | head -n 1)
+       local nid2=$(lctl list_nids | tail --lines 1)
+
+       [[ $(lctl which_nid $nid1 $nid2) == $nid1 ]] ||
+               error "Expect nid1 \"$nid1\" to be preferred"
+
+       [[ $(lctl which_nid $nid2 $nid1) == $nid2 ]] ||
+               error "Expect nid2 \"$nid2\" to be preferred"
+
+       return 0
+}
+run_test 213 "Check LNetDist calculation for multiple local NIDs"
+
 test_300() {
        # LU-13274
        local header