testsuite: cover sdexec in valgrind test

Problem: there is no valgrind coverage for sdexec/sdbus.

Pull in @chu11's valgrind test from the sdexec prototype.

Co-authored-by: Albert Chu <[email protected]>

Author: garlick

t/t5000-valgrind.t

@@ -40,11 +40,18 @@ VALGRIND_WORKLOAD=${SHARNESS_TEST_SRCDIR}/valgrind/valgrind-workload.sh
 
 VALGRIND_NBROKERS=${VALGRIND_NBROKERS:-2}
 
+# Allow jobs to run under sdexec in test, if available
+cat >valgrind.toml <<-EOT
+[exec]
+service-override = true
+EOT
+
 test_expect_success \
   "valgrind reports no new errors on $VALGRIND_NBROKERS broker run" '
 	run_timeout 300 \
 	flux start -s ${VALGRIND_NBROKERS} \
 		--test-exit-timeout=120 \
+		-o,--config-path=valgrind.toml \
 		--wrap=libtool,e,${VALGRIND} \
 		--wrap=--tool=memcheck \
 		--wrap=--leak-check=full \

t/valgrind/workload.d/job-sdexec

@@ -0,0 +1,27 @@
+if ! flux version | grep systemd; then
+    echo "flux was not built with systemd"
+    exit 0
+fi
+if ! systemctl --user show --property Version; then
+    echo "user systemd is not running"
+    exit 0
+fi
+if ! busctl --user status >/dev/null; then
+    echo "user dbus is not running"
+    exit 0
+fi
+
+flux module load sdbus
+flux module load sdexec
+
+NJOBS=${NJOBS:-10}
+
+for i in `seq 1 ${NJOBS}`
+do
+    flux submit --wait \
+        --setattr system.exec.bulkexec.service=sdexec \
+        ${SHARNESS_TEST_DIRECTORY}/shell/lptest 78 2
+done
+
+flux module remove sdexec
+flux module remove sdbus