def stop_server(self):
"""
Stops the tgtd service
:return: None
"""
try:
shell.call_service_command('stop', 'tgtd', 'Dead')
except ShellException:
raise iscsi_exceptions.StopFailedException()
def stop_server(self):
"""
Stops the iSCSI server.
Returns:
None if successful or an exception
"""
# TODO: Same as for start function regarding strings.
self.server_status = "Dead"
if self.show_status() is not "Dead":
raise iscsi_exceptions.StopFailedException()
def start_server(self):
"""
Starts the iSCSI server.
Returns:
None, if successful or an exception.
"""
# TODO: See my previous comment, modify strings to constants.
self.server_status = "Running"
if self.show_status() is not "Running":
# TODO: I think its better to have a generic StateChangeException.
raise iscsi_exceptions.StopFailedException()
def stop_server(self):
command = "echo {0} | sudo -S service iscsitarget stop".format(
self.password)
p = subprocess.Popen(command,
shell=True,
stderr=subprocess.STDOUT,
stdout=subprocess.PIPE)
output, err = p.communicate()
# output = sh.service.iscsitarget.stop()
if p.returncode == 0:
return output.strip()
else:
logger.info("Raising Stop Failed Exception")
raise iscsi_exceptions.StopFailedException()
def __check_status(self, on):
output = sh.service.iscsitarget.status(_ok_code=[0, 3])
ansi_escape = re.compile(r'\x1b[^m]*m')
output = ansi_escape.sub('', output.strip())
parts = output.split("\n")
active = not on
targets = []
failed_mount = []
duplicates = []
for part in parts:
s_part = part.strip()
if s_part.startswith("Active"):
line_parts = s_part.split()
if line_parts[1] + line_parts[2] == "active(running)":
active = True
if line_parts[1] + line_parts[2] == "inactive(dead)":
active = False
elif s_part.find("created target") != -1:
line = s_part[s_part.find("created target"):].split()
targets.append(line[2].split(".")[2])
elif s_part.find("unable to create logical unit") != -1:
target = targets.pop()
failed_mount.append(target)
elif s_part.find("duplicated target") != -1:
line = s_part[s_part.find("duplicated target"):].split()
duplicates.append(line[2].split(".")[2])
if failed_mount:
logger.info("Raising Mount Exception for %s", failed_mount)
raise iscsi_exceptions.MountException(failed_mount)
if duplicates:
logger.info("Raising Mount Exception for %s", duplicates)
raise iscsi_exceptions.DuplicatesException(duplicates)
if not active and on:
logger.info("Raising Restart Failed Exception")
raise iscsi_exceptions.RestartFailedException()
elif not on and active:
logger.info("Raising Stop Failed Exception")
raise iscsi_exceptions.StopFailedException()