def _write_data_to_iscsi(control_server_ip, control_username, control_password,
initiator_ip, initiator_username, initiator_password,
need_mk, create_data, disk, mount_point, file_name):
time.sleep(10)
cmd = ''
if need_mk:
cmd += 'echo yes | mkfs -t ext3 -c %s; sleep 10; ' % disk
cmd += 'mount %s %s; sleep 10; ' % (disk, mount_point)
if create_data:
cmd += 'touch %s/%s; ' % (mount_point, file_name)
# cmd += 'ls %s/%s; ' % (mount_point, file_name)
cmd += 'ls %s' % mount_point
find, buff = utils.sshclient_execmd(control_server_ip, control_username,
control_password, initiator_ip,
initiator_username, initiator_password,
cmd, file_name)
if find:
return True
else:
return False
def clean_iscsi_dirty(self, control_server_ip, control_username,
control_password, initiator_ip, initiator_username,
initiator_password):
cmd = 'umount %s' % self.mulpath_mountpoint
find, buff = utils.sshclient_execmd(control_server_ip,
control_username, control_password,
initiator_ip, initiator_username,
initiator_password, cmd)
def stop_iscsi_tgt(self, control_server_ip, control_username,
control_password, initiator_ip, initiator_username,
initiator_password):
cmd = 'service tgtd stop'
find, buff = utils.sshclient_execmd(control_server_ip,
control_username, control_password,
initiator_ip, initiator_username,
initiator_password, cmd)
def get_iscsi_multipath(self, control_server_ip, control_username,
control_password, initiator_ip, initiator_username,
initiator_password):
cmd = 'multipath -l; '
find, buff = utils.sshclient_execmd(control_server_ip,
control_username, control_password,
initiator_ip, initiator_username,
initiator_password, cmd)
return find, buff
def do_iscsi_logout(self, control_server_ip, control_username,
control_password, initiator_ip, initiator_username,
initiator_password, target_ip):
cmd = ('iscsiadm -m node -T %s -p %s --logout; ' %
(self.iscsi_target_name, target_ip))
find, buff = utils.sshclient_execmd(control_server_ip,
control_username, control_password,
initiator_ip, initiator_username,
initiator_password, cmd)
def get_iscsi_count(self, control_server_ip, control_username,
control_password, initiator_ip, initiator_username,
initiator_password):
retval = 0
cmd = ('lsblk -S | wc -l; ')
find, buff = utils.sshclient_execmd(control_server_ip,
control_username, control_password,
initiator_ip, initiator_username,
initiator_password, cmd)
_lines = buff.split('\n')
retval = string.atoi(_lines[1], 10)
return retval
def hit_target(self, control_server_ip, control_username, control_password,
initiator_ip, initiator_username, initiator_password):
for i in range(len(self.iscsi_target_hostip)):
cmd = ('iscsiadm -m discovery -t st -p %s; ' %
self.iscsi_target_hostip[i])
find, buff = utils.sshclient_execmd(control_server_ip,
control_username,
control_password, initiator_ip,
initiator_username,
initiator_password, cmd)
if buff.find(self.iscsi_target_name) == -1:
raise exceptions.TestFail("No specified target found for %s" %
self.iscsi_target_hostip[i])
def check_iscsi_dirty(self, control_server_ip, control_username,
control_password, initiator_ip, initiator_username,
initiator_password):
cmd = 'cat %s/%s' % (self.mulpath_mountpoint, self.mulpath_filename)
find, buff = utils.sshclient_execmd(control_server_ip,
control_username, control_password,
initiator_ip, initiator_username,
initiator_password, cmd)
_lines = buff.split('\n')
if len(_lines) < 2:
raise exceptions.TestFail("Did not get info for validation")
info_val = self.get_chars(_lines[1])
if self.dirtypoint == info_val:
LOG.info("Find %s under %s!" %
(self.mulpath_filename, self.mulpath_mountpoint))
else:
raise exceptions.TestFail(
"%s not found under %s" %
(self.mulpath_filename, self.mulpath_mountpoint))
cmd = 'rm -rf %s/%s' % (self.mulpath_mountpoint, self.mulpath_filename)
find, buff = utils.sshclient_execmd(control_server_ip,
control_username, control_password,
initiator_ip, initiator_username,
initiator_password, cmd)
cmd = '[ -f %s/%s ] || echo removed' % (self.mulpath_mountpoint,
self.mulpath_filename)
find, buff = utils.sshclient_execmd(control_server_ip,
control_username, control_password,
initiator_ip, initiator_username,
initiator_password, cmd)
_lines = buff.split('\n')
info_val = self.get_chars(_lines[1])
if info_val == "removed":
LOG.info("Removed %s successfully!" % self.mulpath_filename)
else:
raise exceptions.TestFail("Removed %s fault!" %
self.mulpath_filename)
def _logout_iscsi(control_server_ip, control_username, control_password,
initiator_ip, initiator_username, initiator_password,
mount_point, target_name, target_address):
time.sleep(10)
if mount_point is None:
cmd = ''
else:
cmd = 'umount %s; ' % mount_point
cmd += 'iscsiadm -m node -T %s -p %s --logout; sleep 10; ' % \
(target_name, target_address)
_, buff = utils.sshclient_execmd(control_server_ip, control_username,
control_password, initiator_ip,
initiator_username, initiator_password,
cmd)
def modify_file(control_server_ip, control_username, control_password,
initiator_ip, initiator_username, initiator_password,
file_name, old_value_list, new_value_list):
cmd_before = 'sed -i "s/'
cmd_after = '/g" %s; ' % file_name
cmd = ' '
for i in range(len(old_value_list)):
cmd += cmd_before + old_value_list[i] + "/" + new_value_list[i] + \
cmd_after
LOG.info("cmd is %s" % cmd)
_, buff = utils.sshclient_execmd(control_server_ip, control_username,
control_password, initiator_ip,
initiator_username, initiator_password,
cmd)
return True
def _get_disk_partition_list(control_server_ip, control_username,
control_password, initiator_ip,
initiator_username, initiator_password, is_login,
target_name, target_address):
cmd = ' '
cmd += 'iscsiadm -m discovery -t st -p %s; ' % target_address
if is_login:
cmd += 'iscsiadm -m node -T %s -p %s --login &&' % (target_name,
target_address)
cmd += 'sleep 20; lsblk; '
_, buff = utils.sshclient_execmd(control_server_ip, control_username,
control_password, initiator_ip,
initiator_username, initiator_password,
cmd)
return buff
def make_iscsi_dirty(self, control_server_ip, control_username,
control_password, initiator_ip, initiator_username,
initiator_password):
cmd = 'ls --color=never /dev/mapper/mpath*'
find, buff = utils.sshclient_execmd(control_server_ip,
control_username, control_password,
initiator_ip, initiator_username,
initiator_password, cmd)
_lines = buff.split('\n')
if len(_lines) < 2:
raise exceptions.TestFail("Did not get any mapper device")
mapper_device = self.get_chars(_lines[1])
if len(mapper_device) == 0:
raise exceptions.TestFail("Did not get a valid mapper device name")
cmd = 'mkdir %s' % (mapper_device)
find, buff = utils.sshclient_execmd(control_server_ip,
control_username, control_password,
initiator_ip, initiator_username,
initiator_password, cmd)
cmd = 'mkfs.ext4 %s' % mapper_device
find, buff = utils.sshclient_execmd(control_server_ip,
control_username, control_password,
initiator_ip, initiator_username,
initiator_password, cmd)
cmd = 'mount %s %s' % (mapper_device, self.mulpath_mountpoint)
find, buff = utils.sshclient_execmd(control_server_ip,
control_username, control_password,
initiator_ip, initiator_username,
initiator_password, cmd)
cmd = 'echo "%s" > %s/%s' % (self.dirtypoint, self.mulpath_mountpoint,
self.mulpath_filename)
find, buff = utils.sshclient_execmd(control_server_ip,
control_username, control_password,
initiator_ip, initiator_username,
initiator_password, cmd)
cmd = 'cat %s/%s' % (self.mulpath_mountpoint, self.mulpath_filename)
find, buff = utils.sshclient_execmd(control_server_ip,
control_username, control_password,
initiator_ip, initiator_username,
initiator_password, cmd)
def iscsi_actions(self, control_server_ip, control_username,
control_password, initiator_ip, initiator_username,
initiator_password, target_ip):
cmd = 'yum -y install iscsi-initiator-utils ; '
find, buff = utils.sshclient_execmd(control_server_ip,
control_username, control_password,
initiator_ip, initiator_username,
initiator_password, cmd)
if not (find):
raise exceptions.TestFail("Install iscsi-initiator-utils fault")
cmd = 'yum -y install device-mapper-multipath ; '
find, buff = utils.sshclient_execmd(control_server_ip,
control_username, control_password,
initiator_ip, initiator_username,
initiator_password, cmd)
if not (find):
raise exceptions.TestFail("Install device-mapper-multipath fault")
multipathconf="""defaults{\n user_friendly_names yes\n""" \
""" polling_interval 10\n checker_timeout 120\n """ \
"""queue_without_daemon no\n}\nblacklist {\n""" \
""" devnode "^(ram|raw|loop|fd|md|dm-|sr|scd|st)[0-9]*"\n""" \
""" devnode "^hd[a-z]"\n}\ndevices {\n device{\n """ \
"""path_grouping_policy failover\n }\n}"""
cmd = 'echo \'%s\' > /etc/multipath.conf' % multipathconf
find, buff = utils.sshclient_execmd(control_server_ip,
control_username, control_password,
initiator_ip, initiator_username,
initiator_password, cmd)
cmd = 'systemctl start multipathd '
find, buff = utils.sshclient_execmd(control_server_ip,
control_username, control_password,
initiator_ip, initiator_username,
initiator_password, cmd)
if not find:
raise exceptions.TestFail("Start multipath service fault")
self.hit_target(control_server_ip, control_username, control_password,
initiator_ip, initiator_username, initiator_password)
iscsi_count1 = self.get_iscsi_count(control_server_ip,
control_username, control_password,
initiator_ip, initiator_username,
initiator_password)
#Login iscsi
self.do_iscsi_login(control_server_ip, control_username,
control_password, initiator_ip, initiator_username,
initiator_password, self.iscsi_target_hostip[0])
time.sleep(1)
iscsi_count2 = self.get_iscsi_count(control_server_ip,
control_username, control_password,
initiator_ip, initiator_username,
initiator_password)
#Check lsblk
if iscsi_count2 <= iscsi_count1:
raise exceptions.TestFail("Login target to be first iscsi fault")
self.do_iscsi_login(control_server_ip, control_username,
control_password, initiator_ip, initiator_username,
initiator_password, self.iscsi_target_hostip[1])
time.sleep(1)
iscsi_count3 = self.get_iscsi_count(control_server_ip,
control_username, control_password,
initiator_ip, initiator_username,
initiator_password)
#Check lsblk
if iscsi_count3 <= iscsi_count2:
raise exceptions.TestFail("Login target to be second iscsi fault")
#Get Multipath
find, buff = self.get_iscsi_multipath(control_server_ip,
control_username,
control_password, initiator_ip,
initiator_username,
initiator_password)
#Check Multipath
#make iscsi dirty
self.make_iscsi_dirty(control_server_ip, control_username,
control_password, initiator_ip,
initiator_username, initiator_password)
time.sleep(1)
#Stop one tgt
self.stop_iscsi_tgt(control_server_ip, control_username,
control_password, initiator_ip, initiator_username,
initiator_password)
time.sleep(1)
#Check iscsi dirty
self.check_iscsi_dirty(control_server_ip, control_username,
control_password, initiator_ip,
initiator_username, initiator_password)
time.sleep(1)
#Start one tgt
self.start_iscsi_tgt(control_server_ip, control_username,
control_password, initiator_ip,
initiator_username, initiator_password)
time.sleep(1)
#Clean iscsi dirty
self.clean_iscsi_dirty(control_server_ip, control_username,
control_password, initiator_ip,
initiator_username, initiator_password)
#Logout iscsi
self.do_iscsi_logout(control_server_ip, control_username,
control_password, initiator_ip,
initiator_username, initiator_password,
self.iscsi_target_hostip[1])
time.sleep(1)
self.do_iscsi_logout(control_server_ip, control_username,
control_password, initiator_ip,
initiator_username, initiator_password,
self.iscsi_target_hostip[0])
time.sleep(1)