@@ -882,6 +882,69 @@ cond_wait_for_loopdevs() {
fi
}
+# prepare environment for nullb devices, set up the following variables
+# - nullb_count -- number of desired devices
+# - nullb_size -- size of the devices
+# - nullb_zone_size -- zone size of the devices
+# - nullb_devs -- array containing paths to all devices (after prepare is called)
+#
+# $1: number of nullb devices to be set up
+# $2: size of the devices
+# $3: zone size of the devices
+setup_nullbdevs()
+{
+ if [ "$#" -lt 3 ]; then
+ _fail "setup_nullbdevs <number of device> <size> <zone size>"
+ fi
+
+ setup_root_helper
+ local nullb="${TEST_TOP}/nullb"
+
+ run_mayfail $SUDO_HELPER "${nullb}" setup
+ if [ $? != 0 ]; then
+ _not_run "cannot setup nullb environment for zoned devices"
+ fi
+
+ nullb_count="$1"
+ nullb_size="$2"
+ nullb_zone_size="$3"
+ declare -a nullb_devs
+}
+
+# create all nullb devices from a given nullb environment
+prepare_nullbdevs()
+{
+ setup_root_helper
+ local nullb="${TEST_TOP}/nullb"
+
+ # Record any other pre-existing devices in case creation fails
+ run_check $SUDO_HELPER "${nullb}" ls
+
+ for i in `seq ${nullb_count}`; do
+ # Last line has the name of the device node path
+ out=$(run_check_stdout $SUDO_HELPER "${nullb}" create -s "${nullb_size}" -z "${nullb_zone_size}")
+ if [ $? != 0 ]; then
+ _fail "cannot create nullb zoned device $i"
+ fi
+ dev=$(echo "${out}" | tail -n 1)
+ nullb_devs[$i]=${dev}
+ done
+
+ run_check $SUDO_HELPER "${nullb}" ls
+}
+
+# remove nullb devices
+cleanup_nullbdevs()
+{
+ setup_root_helper
+ local nullb="${TEST_TOP}/nullb"
+
+ for dev in ${nullb_devs[@]}; do
+ name=$(basename ${dev})
+ run_check $SUDO_HELPER "${nullb}" rm "${name}"
+ done
+}
+
init_env()
{
TEST_MNT="${TEST_MNT:-$TEST_TOP/mnt}"
Add functions to setup, create and remove nullb devices. Signed-off-by: Naohiro Aota <naohiro.aota@wdc.com> --- tests/common | 63 ++++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 63 insertions(+)