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# (c) 2018-2021, NetApp, Inc
# GNU General Public License v3.0+ (see COPYING or https://www.gnu.org/licenses/gpl-3.0.txt)
from __future__ import absolute_import, division, print_function
__metaclass__ = type
DOCUMENTATION = '''
module: na_ontap_fcp
short_description: NetApp ONTAP Start, Stop and Enable FCP services.
extends_documentation_fragment:
- netapp.ontap.netapp.na_ontap
version_added: 2.7.0
author: NetApp Ansible Team (@carchi8py) <ng-ansibleteam@netapp.com>
description:
- Start, Stop and Enable FCP services.
options:
state:
description:
- Whether the FCP should be enabled or not.
choices: ['present', 'absent']
type: str
default: present
status:
description:
- Whether the FCP should be up or down
choices: ['up', 'down']
type: str
default: up
vserver:
description:
- The name of the vserver to use.
required: true
type: str
'''
EXAMPLES = """
- name: create FCP
na_ontap_fcp:
state: present
status: down
hostname: "{{hostname}}"
username: "{{username}}"
password: "{{password}}"
vserver: "{{vservername}}"
"""
RETURN = """
"""
import traceback
from ansible.module_utils.basic import AnsibleModule
from ansible.module_utils._text import to_native
import ansible_collections.netapp.ontap.plugins.module_utils.netapp as netapp_utils
from ansible_collections.netapp.ontap.plugins.module_utils.netapp_module import NetAppModule
from ansible_collections.netapp.ontap.plugins.module_utils.netapp import OntapRestAPI
from ansible_collections.netapp.ontap.plugins.module_utils import rest_generic
HAS_NETAPP_LIB = netapp_utils.has_netapp_lib()
class NetAppOntapFCP:
"""
Enable and Disable FCP
"""
def __init__(self):
self.use_rest = False
self.argument_spec = netapp_utils.na_ontap_host_argument_spec()
self.argument_spec.update(dict(
state=dict(required=False, type='str', choices=['present', 'absent'], default='present'),
vserver=dict(required=True, type='str'),
status=dict(required=False, type='str', choices=['up', 'down'], default='up')
))
self.module = AnsibleModule(
argument_spec=self.argument_spec,
supports_check_mode=True
)
self.na_helper = NetAppModule()
self.parameters = self.na_helper.set_parameters(self.module.params)
self.rest_api = OntapRestAPI(self.module)
if self.rest_api.is_rest():
self.use_rest = True
elif HAS_NETAPP_LIB is False:
self.module.fail_json(msg="the python NetApp-Lib module is required")
else:
self.server = netapp_utils.setup_na_ontap_zapi(module=self.module, vserver=self.parameters['vserver'])
def create_fcp(self):
"""
Create's and Starts an FCP
:return: none
"""
try:
self.server.invoke_successfully(netapp_utils.zapi.NaElement('fcp-service-create'), True)
except netapp_utils.zapi.NaApiError as error:
self.module.fail_json(msg='Error creating FCP: %s' %
(to_native(error)),
exception=traceback.format_exc())
def start_fcp(self):
"""
Starts an existing FCP
:return: none
"""
try:
self.server.invoke_successfully(netapp_utils.zapi.NaElement('fcp-service-start'), True)
except netapp_utils.zapi.NaApiError as error:
# Error 13013 denotes fcp service already started.
if to_native(error.code) == "13013":
return None
else:
self.module.fail_json(msg='Error starting FCP %s' % (to_native(error)),
exception=traceback.format_exc())
def stop_fcp(self):
"""
Steps an Existing FCP
:return: none
"""
try:
self.server.invoke_successfully(netapp_utils.zapi.NaElement('fcp-service-stop'), True)
except netapp_utils.zapi.NaApiError as error:
self.module.fail_json(msg='Error Stoping FCP %s' %
(to_native(error)),
exception=traceback.format_exc())
def destroy_fcp(self):
"""
Destroys an already stopped FCP
:return:
"""
try:
self.server.invoke_successfully(netapp_utils.zapi.NaElement('fcp-service-destroy'), True)
except netapp_utils.zapi.NaApiError as error:
self.module.fail_json(msg='Error destroying FCP %s' %
(to_native(error)),
exception=traceback.format_exc())
def get_fcp(self):
if self.use_rest:
return self.get_fcp_rest()
fcp_obj = netapp_utils.zapi.NaElement('fcp-service-get-iter')
fcp_info = netapp_utils.zapi.NaElement('fcp-service-info')
fcp_info.add_new_child('vserver', self.parameters['vserver'])
query = netapp_utils.zapi.NaElement('query')
query.add_child_elem(fcp_info)
fcp_obj.add_child_elem(query)
result = self.server.invoke_successfully(fcp_obj, True)
# There can only be 1 FCP per vserver. If true, one is set up, else one isn't set up
if result.get_child_by_name('num-records') and \
int(result.get_child_content('num-records')) >= 1:
return True
else:
return False
def current_status(self):
try:
status = self.server.invoke_successfully(netapp_utils.zapi.NaElement('fcp-service-status'), True)
return status.get_child_content('is-available') == 'true'
except netapp_utils.zapi.NaApiError as error:
self.module.fail_json(msg='Error destroying FCP: %s' %
(to_native(error)),
exception=traceback.format_exc())
def status_to_bool(self):
return self.parameters['status'] == 'up'
def get_fcp_rest(self):
options = {'fields': 'enabled,svm.uuid',
'svm.name': self.parameters['vserver']}
api = 'protocols/san/fcp/services'
record, error = rest_generic.get_one_record(self.rest_api, api, options)
if error:
self.module.fail_json(msg="Error on fetching fcp: %s" % error)
if record:
record['status'] = 'up' if record.pop('enabled') else 'down'
return record
def create_fcp_rest(self):
params = {'svm.name': self.parameters['vserver'],
'enabled': self.status_to_bool()}
api = 'protocols/san/fcp/services'
dummy, error = rest_generic.post_async(self.rest_api, api, params)
if error is not None:
self.module.fail_json(msg="Error on creating fcp: %s" % error)
def destroy_fcp_rest(self, current):
api = 'protocols/san/fcp/services'
dummy, error = rest_generic.delete_async(self.rest_api, api, current['svm']['uuid'])
if error is not None:
self.module.fail_json(msg=" Error on deleting fcp policy: %s" % error)
def start_stop_fcp_rest(self, enabled, current):
params = {'enabled': enabled}
api = 'protocols/san/fcp/services'
dummy, error = rest_generic.patch_async(self.rest_api, api, current['svm']['uuid'], params)
if error is not None:
self.module.fail_json(msg="Error on modifying fcp: %s" % error)
def zapi_apply(self, current):
changed = False
# this is a mess i don't want to touch...
if self.parameters['state'] == 'present':
if current:
if self.parameters['status'] == 'up':
if not self.current_status():
if not self.module.check_mode:
self.start_fcp()
changed = True
else:
if self.current_status():
if not self.module.check_mode:
self.stop_fcp()
changed = True
else:
if not self.module.check_mode:
self.create_fcp()
if self.parameters['status'] == 'up':
self.start_fcp()
elif self.parameters['status'] == 'down':
self.stop_fcp()
changed = True
else:
if current:
if not self.module.check_mode:
if self.current_status():
self.stop_fcp()
self.destroy_fcp()
changed = True
return changed
def apply(self):
current = self.get_fcp()
if not self.use_rest:
changed = self.zapi_apply(current)
result = netapp_utils.generate_result(changed)
else:
cd_action = self.na_helper.get_cd_action(current, self.parameters)
modify = self.na_helper.get_modified_attributes(current, self.parameters)
changed = self.na_helper.changed
if self.na_helper.changed and not self.module.check_mode:
if cd_action == 'create':
self.create_fcp_rest()
elif modify:
if modify['status'] == 'up':
self.start_stop_fcp_rest(True, current)
else:
self.start_stop_fcp_rest(False, current)
elif cd_action == 'delete':
if current['status'] == 'up':
self.start_stop_fcp_rest(False, current)
self.destroy_fcp_rest(current)
result = netapp_utils.generate_result(changed, cd_action, modify)
self.module.exit_json(**result)
def main():
"""
Start, Stop and Enable FCP services.
"""
obj = NetAppOntapFCP()
obj.apply()
if __name__ == '__main__':
main()