X-Git-Url: https://gerrit.opnfv.org/gerrit/gitweb?a=blobdiff_plain;f=src%2Fceph%2Fqa%2Fworkunits%2Frbd%2Fmap-unmap.sh;fp=src%2Fceph%2Fqa%2Fworkunits%2Frbd%2Fmap-unmap.sh;h=ce7d20fca0adf08823fc4a3868856d7abee249c5;hb=812ff6ca9fcd3e629e49d4328905f33eee8ca3f5;hp=0000000000000000000000000000000000000000;hpb=15280273faafb77777eab341909a3f495cf248d9;p=stor4nfv.git

diff --git a/src/ceph/qa/workunits/rbd/map-unmap.sh b/src/ceph/qa/workunits/rbd/map-unmap.sh
new file mode 100755
index 0000000..ce7d20f
--- /dev/null
+++ b/src/ceph/qa/workunits/rbd/map-unmap.sh
@@ -0,0 +1,44 @@
+#!/bin/bash -ex
+
+RUN_TIME=300		# approximate duration of run (seconds)
+
+[ $# -eq 1 ] && RUN_TIME="$1"
+
+IMAGE_NAME="image-$$"
+IMAGE_SIZE="1024"	# MB
+
+function get_time() {
+	date '+%s'
+}
+
+function times_up() {
+	local end_time="$1"
+
+	test $(get_time) -ge "${end_time}"
+}
+
+function map_unmap() {
+	[ $# -eq 1 ] || exit 99
+	local image_name="$1"
+
+	local dev
+	dev="$(sudo rbd map "${image_name}")"
+	sudo rbd unmap "${dev}"
+}
+
+#### Start
+
+rbd create "${IMAGE_NAME}" --size="${IMAGE_SIZE}"
+
+COUNT=0
+START_TIME=$(get_time)
+END_TIME=$(expr $(get_time) + ${RUN_TIME})
+while ! times_up "${END_TIME}"; do
+	map_unmap "${IMAGE_NAME}"
+	COUNT=$(expr $COUNT + 1)
+done
+ELAPSED=$(expr "$(get_time)" - "${START_TIME}")
+
+rbd rm "${IMAGE_NAME}"
+
+echo "${COUNT} iterations completed in ${ELAPSED} seconds"