def run(**kw):
log.info("Running test")
ceph_nodes = kw.get("ceph_nodes")
test_data = kw.get("test_data")
iscsi_util = IscsiUtils(ceph_nodes)
iscsi_initiator = iscsi_util.get_iscsi_initiator_linux()
initiatorname = iscsi_util.get_initiatorname()
iscsi_util.write_multipath(iscsi_initiator) # to be chnage later
iscsi_util.write_chap(initiatorname, iscsi_initiator)
no_of_luns = test_data["no_of_luns"]
device_list = iscsi_util.get_devicelist_luns(no_of_luns)
if device_list == 1:
return 1
iscsi_util.create_directory_with_io(device_list,
iscsi_initiator,
io_size="2G")
rc = iscsi_util.do_ios(iscsi_initiator, device_list)
if iscsi_util.check_mnted_disks(iscsi_initiator, device_list) == 1:
return 1
iscsi_util.umount_directory(device_list, iscsi_initiator)
iscsi_util.dissconect_linux_initiator(iscsi_initiator)
if rc != 0:
log.error("fio test failed")
return 1
else:
return 0
def run(**kw):
log.info("Running test")
ceph_nodes = kw.get("ceph_nodes")
test_data = kw.get("test_data")
iscsi_util = IscsiUtils(ceph_nodes)
iscsi_initiators = iscsi_util.get_iscsi_initiator_linux()
initiatorname = iscsi_util.get_initiatorname()
iscsi_util.write_multipath(iscsi_initiators)
iscsi_util.write_chap(initiatorname, iscsi_initiators)
no_of_luns = test_data["no_of_luns"]
rc = []
device_list = iscsi_util.get_devicelist_luns(no_of_luns)
iscsi_util.create_directory_with_io(device_list,
iscsi_initiators,
io_size="1G")
with parallel() as p:
p.spawn(iscsi_util.do_ios, iscsi_initiators, device_list)
p.spawn(do_failover, iscsi_initiators, device_list, ceph_nodes)
for op in p:
rc.append(op)
uuid = []
iscsi_initiators.exec_command(sudo=True,
cmd="cp /etc/fstab /etc/fstab.backup")
out, err = iscsi_initiators.exec_command(sudo=True, cmd="cat /etc/fstab")
output = out.read().decode()
fstab = output.rstrip("\n")
for device in device_list:
out, err = iscsi_initiators.exec_command(
sudo=True,
cmd="blkid /dev/mapper/mpa" + device + ""
" -s UUID -o value",
long_running=True,
)
output = out.rstrip("\n")
uuid.append(output)
for i in range(no_of_luns):
temp = ("\nUUID=" + uuid[i] + "\t/mnt/" + device_list[i] +
"/\text4\t_netdev\t0 0")
fstab += temp
fstab_file = iscsi_initiators.remote_file(sudo=True,
file_name="/etc/fstab",
file_mode="w")
fstab_file.write(fstab)
fstab_file.flush()
mnted_disks = list_mnted_disks(iscsi_initiators)
iscsi_initiators.exec_command(sudo=True, cmd="reboot", check_ec=False)
sleep(200)
iscsi_initiators.reconnect()
iscsi_util.do_iptables_flush()
mnted_disks_after_reboot = list_mnted_disks(iscsi_initiators)
log.info("i/o exit code: {}, failover exit code{}".format(rc[0], rc[1]))
log.info("disks before reboot:\n" + str(mnted_disks))
log.info("disks after reboot:\n" + str(mnted_disks_after_reboot))
log.info("number number of disks before reboot:" + str(len(mnted_disks)))
log.info("number number of disks after reboot:" +
str(len(mnted_disks_after_reboot)))
if sum(rc) == 0 and mnted_disks_after_reboot == mnted_disks:
iscsi_util.umount_directory(device_list, iscsi_initiators)
iscsi_util.dissconect_linux_initiator(iscsi_initiators)
iscsi_initiators.exec_command(sudo=True,
cmd="mv /etc/fstab.backup /etc/fstab")
return 0
else:
return 1