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ceph-ansible/library/ceph_dashboard_user.py

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# Copyright 2020, Red Hat, Inc.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
from __future__ import absolute_import, division, print_function
__metaclass__ = type
from ansible.module_utils.basic import AnsibleModule
import datetime
import json
import os
ANSIBLE_METADATA = {
'metadata_version': '1.1',
'status': ['preview'],
'supported_by': 'community'
}
DOCUMENTATION = '''
---
module: ceph_dashboard_user
short_description: Manage Ceph Dashboard User
version_added: "2.8"
description:
- Manage Ceph Dashboard user(s) creation, deletion and updates.
options:
cluster:
description:
- The ceph cluster name.
required: false
default: ceph
name:
description:
- name of the Ceph Dashboard user.
required: true
state:
description:
If 'present' is used, the module creates a user if it doesn't
exist or update it if it already exists.
If 'absent' is used, the module will simply delete the user.
If 'info' is used, the module will return all details about the
existing user (json formatted).
required: false
choices: ['present', 'absent', 'info']
default: present
password:
description:
- password of the Ceph Dashboard user.
required: false
roles:
description:
- roles of the Ceph Dashboard user.
required: false
default: []
author:
- Dimitri Savineau <dsavinea@redhat.com>
'''
EXAMPLES = '''
- name: create a Ceph Dashboard user
ceph_dashboard_user:
name: foo
password: bar
- name: create a read-only/block-manager Ceph Dashboard user
ceph_dashboard_user:
name: foo
password: bar
roles:
- 'read-only'
- 'block-manager'
- name: create a Ceph Dashboard admin user
ceph_dashboard_user:
name: foo
password: bar
roles: ['administrator']
- name: get a Ceph Dashboard user information
ceph_dashboard_user:
name: foo
state: info
- name: delete a Ceph Dashboard user
ceph_dashboard_user:
name: foo
state: absent
'''
RETURN = '''# '''
def container_exec(binary, container_image):
'''
Build the docker CLI to run a command inside a container
'''
container_binary = os.getenv('CEPH_CONTAINER_BINARY')
command_exec = [container_binary,
'run',
'--rm',
'--net=host',
'-v', '/etc/ceph:/etc/ceph:z',
'-v', '/var/lib/ceph/:/var/lib/ceph/:z',
'-v', '/var/log/ceph/:/var/log/ceph/:z',
'--entrypoint=' + binary, container_image]
return command_exec
def is_containerized():
'''
Check if we are running on a containerized cluster
'''
if 'CEPH_CONTAINER_IMAGE' in os.environ:
container_image = os.getenv('CEPH_CONTAINER_IMAGE')
else:
container_image = None
return container_image
def pre_generate_ceph_cmd(container_image=None):
'''
Generate ceph prefix comaand
'''
if container_image:
cmd = container_exec('ceph', container_image)
else:
cmd = ['ceph']
return cmd
def generate_ceph_cmd(cluster, args, container_image=None):
'''
Generate 'ceph' command line to execute
'''
cmd = pre_generate_ceph_cmd(container_image=container_image)
base_cmd = [
'--cluster',
cluster,
'dashboard'
]
cmd.extend(base_cmd + args)
return cmd
def exec_commands(module, cmd):
'''
Execute command(s)
'''
rc, out, err = module.run_command(cmd)
return rc, cmd, out, err
def create_user(module, container_image=None):
'''
Create a new user
'''
cluster = module.params.get('cluster')
name = module.params.get('name')
password = module.params.get('password')
args = ['ac-user-create', name, password]
cmd = generate_ceph_cmd(cluster=cluster, args=args, container_image=container_image)
return cmd
def set_roles(module, container_image=None):
'''
Set user roles
'''
cluster = module.params.get('cluster')
name = module.params.get('name')
roles = module.params.get('roles')
args = ['ac-user-set-roles', name]
args.extend(roles)
cmd = generate_ceph_cmd(cluster=cluster, args=args, container_image=container_image)
return cmd
def set_password(module, container_image=None):
'''
Set user password
'''
cluster = module.params.get('cluster')
name = module.params.get('name')
password = module.params.get('password')
args = ['ac-user-set-password', name, password]
cmd = generate_ceph_cmd(cluster=cluster, args=args, container_image=container_image)
return cmd
def get_user(module, container_image=None):
'''
Get existing user
'''
cluster = module.params.get('cluster')
name = module.params.get('name')
args = ['ac-user-show', name, '--format=json']
cmd = generate_ceph_cmd(cluster=cluster, args=args, container_image=container_image)
return cmd
def remove_user(module, container_image=None):
'''
Remove a user
'''
cluster = module.params.get('cluster')
name = module.params.get('name')
args = ['ac-user-delete', name]
cmd = generate_ceph_cmd(cluster=cluster, args=args, container_image=container_image)
return cmd
def exit_module(module, out, rc, cmd, err, startd, changed=False):
endd = datetime.datetime.now()
delta = endd - startd
result = dict(
cmd=cmd,
start=str(startd),
end=str(endd),
delta=str(delta),
rc=rc,
stdout=out.rstrip("\r\n"),
stderr=err.rstrip("\r\n"),
changed=changed,
)
module.exit_json(**result)
def run_module():
module_args = dict(
cluster=dict(type='str', required=False, default='ceph'),
name=dict(type='str', required=True),
state=dict(type='str', required=False, choices=['present', 'absent', 'info'], default='present'),
password=dict(type='str', required=False, no_log=True),
roles=dict(type='list',
required=False,
choices=['administrator', 'read-only', 'block-manager', 'rgw-manager', 'cluster-manager', 'pool-manager', 'cephfs-manager'],
default=[]),
)
module = AnsibleModule(
argument_spec=module_args,
supports_check_mode=True,
required_if=[['state', 'present', ['password']]]
)
# Gather module parameters in variables
name = module.params.get('name')
state = module.params.get('state')
roles = module.params.get('roles')
if module.check_mode:
module.exit_json(
changed=False,
stdout='',
stderr='',
rc=0,
start='',
end='',
delta='',
)
startd = datetime.datetime.now()
changed = False
# will return either the image name or None
container_image = is_containerized()
if state == "present":
rc, cmd, out, err = exec_commands(module, get_user(module, container_image=container_image))
if rc == 0:
user = json.loads(out)
user['roles'].sort()
roles.sort()
if user['roles'] != roles:
rc, cmd, out, err = exec_commands(module, set_roles(module, container_image=container_image))
changed = True
rc, cmd, out, err = exec_commands(module, set_password(module, container_image=container_image))
else:
rc, cmd, out, err = exec_commands(module, create_user(module, container_image=container_image))
rc, cmd, out, err = exec_commands(module, set_roles(module, container_image=container_image))
changed = True
elif state == "absent":
rc, cmd, out, err = exec_commands(module, get_user(module, container_image=container_image))
if rc == 0:
rc, cmd, out, err = exec_commands(module, remove_user(module, container_image=container_image))
changed = True
else:
rc = 0
out = "Dashboard User {} doesn't exist".format(name)
elif state == "info":
rc, cmd, out, err = exec_commands(module, get_user(module, container_image=container_image))
exit_module(module=module, out=out, rc=rc, cmd=cmd, err=err, startd=startd, changed=changed)
def main():
run_module()
if __name__ == '__main__':
main()
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