LU-10626 test: create custom udev rule

[fs/lustre-release.git] / lustre / tests / test-framework.sh

diff --git a/lustre/tests/test-framework.sh b/lustre/tests/test-framework.sh
index 381c091..9caa3f7 100755 (executable)
--- a/lustre/tests/test-framework.sh
+++ b/lustre/tests/test-framework.sh
@@ -157,6 +157,7 @@ init_test_env() {
        export DO_CLEANUP=${DO_CLEANUP:-true}
        export KEEP_ZPOOL=${KEEP_ZPOOL:-false}
        export CLEANUP_DM_DEV=false
+       export PAGE_SIZE=$(get_page_size client)
 
        export MKE2FS=$MKE2FS
        if [ -z "$MKE2FS" ]; then
@@ -609,6 +610,15 @@ load_modules_local() {
                return 0
        fi
 
+       # Create special udev test rules on every node
+       if [ -f $LUSTRE/lustre/conf/99-lustre.rules ]; then {
+               sed -e 's|/usr/sbin/lctl|$LCTL|g' $LUSTRE/lustre/conf/99-lustre.rules > /etc/udev/rules.d/99-lustre-test.rules
+       } else {
+               echo "SUBSYSTEM==\"lustre\", ACTION==\"change\", ENV{PARAM}==\"?*\", RUN+=\"$LCTL set_param '\$env{PARAM}=\$env{SETTING}'\"" > /etc/udev/rules.d/99-lustre-test.rules
+       } fi
+       udevadm control --reload-rules
+       udevadm trigger
+
        echo Loading modules from $LUSTRE
 
        local ncpus
@@ -754,12 +764,20 @@ unload_modules() {
 
        $LUSTRE_RMMOD ldiskfs || return 2
 
+       [ -f /etc/udev/rules.d/99-lustre-test.rules ] &&
+               rm /etc/udev/rules.d/99-lustre-test.rules
+       udevadm control --reload-rules
+       udevadm trigger
+
        if $LOAD_MODULES_REMOTE; then
                local list=$(comma_list $(remote_nodes_list))
                if [ -n "$list" ]; then
                        echo "unloading modules on: '$list'"
                        do_rpc_nodes "$list" $LUSTRE_RMMOD ldiskfs
                        do_rpc_nodes "$list" check_mem_leak
+                       do_rpc_nodes "$list" "rm /etc/udev/rules.d/99-lustre-test.rules"
+                       do_rpc_nodes "$list" "udevadm control --reload-rules"
+                       do_rpc_nodes "$list" "udevadm trigger"
                fi
        fi
 
@@ -8111,13 +8129,15 @@ get_obd_size() {
 
 #
 # Get the page size (bytes) on a given facet node.
+# The local client page_size is directly available in PAGE_SIZE.
 #
 get_page_size() {
        local facet=$1
-       local size=$(getconf PAGE_SIZE 2>/dev/null)
+       local page_size=$(getconf PAGE_SIZE 2>/dev/null)
 
-       [ -z "$CLIENTONLY" ] && size=$(do_facet $facet getconf PAGE_SIZE)
-       echo -n ${size:-4096}
+       [ -z "$CLIENTONLY" -a "$facet" != "client" ] &&
+               page_size=$(do_facet $facet getconf PAGE_SIZE)
+       echo -n ${page_size:-4096}
 }
 
 #