ansible-later/testenv/lib/python2.7/site-packages/ansible/module_utils/keycloak.py
2019-04-23 13:04:27 +02:00

342 lines
16 KiB
Python

# Copyright (c) 2017, Eike Frost <ei@kefro.st>
#
# This code is part of Ansible, but is an independent component.
# This particular file snippet, and this file snippet only, is BSD licensed.
# Modules you write using this snippet, which is embedded dynamically by Ansible
# still belong to the author of the module, and may assign their own license
# to the complete work.
#
# Redistribution and use in source and binary forms, with or without modification,
# are permitted provided that the following conditions are met:
#
# * Redistributions of source code must retain the above copyright
# notice, this list of conditions and the following disclaimer.
# * Redistributions in binary form must reproduce the above copyright notice,
# this list of conditions and the following disclaimer in the documentation
# and/or other materials provided with the distribution.
#
# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
# ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
# WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
# IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
# INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
# PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
# INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
# LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE
# USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
from __future__ import absolute_import, division, print_function
__metaclass__ = type
import json
from ansible.module_utils.urls import open_url
from ansible.module_utils.six.moves.urllib.parse import urlencode
from ansible.module_utils.six.moves.urllib.error import HTTPError
URL_TOKEN = "{url}/realms/{realm}/protocol/openid-connect/token"
URL_CLIENT = "{url}/admin/realms/{realm}/clients/{id}"
URL_CLIENTS = "{url}/admin/realms/{realm}/clients"
URL_CLIENT_ROLES = "{url}/admin/realms/{realm}/clients/{id}/roles"
URL_REALM_ROLES = "{url}/admin/realms/{realm}/roles"
URL_CLIENTTEMPLATE = "{url}/admin/realms/{realm}/client-templates/{id}"
URL_CLIENTTEMPLATES = "{url}/admin/realms/{realm}/client-templates"
def keycloak_argument_spec():
"""
Returns argument_spec of options common to keycloak_*-modules
:return: argument_spec dict
"""
return dict(
auth_keycloak_url=dict(type='str', aliases=['url'], required=True),
auth_client_id=dict(type='str', default='admin-cli'),
auth_realm=dict(type='str', required=True),
auth_client_secret=dict(type='str', default=None),
auth_username=dict(type='str', aliases=['username'], required=True),
auth_password=dict(type='str', aliases=['password'], required=True, no_log=True),
validate_certs=dict(type='bool', default=True)
)
def camel(words):
return words.split('_')[0] + ''.join(x.capitalize() or '_' for x in words.split('_')[1:])
class KeycloakAPI(object):
""" Keycloak API access; Keycloak uses OAuth 2.0 to protect its API, an access token for which
is obtained through OpenID connect
"""
def __init__(self, module):
self.module = module
self.token = None
self._connect()
def _connect(self):
""" Obtains an access_token and saves it for use in API accesses
"""
self.baseurl = self.module.params.get('auth_keycloak_url')
self.validate_certs = self.module.params.get('validate_certs')
auth_url = URL_TOKEN.format(url=self.baseurl, realm=self.module.params.get('auth_realm'))
payload = {'grant_type': 'password',
'client_id': self.module.params.get('auth_client_id'),
'client_secret': self.module.params.get('auth_client_secret'),
'username': self.module.params.get('auth_username'),
'password': self.module.params.get('auth_password')}
# Remove empty items, for instance missing client_secret
payload = dict((k, v) for k, v in payload.items() if v is not None)
try:
r = json.load(open_url(auth_url, method='POST',
validate_certs=self.validate_certs, data=urlencode(payload)))
except ValueError as e:
self.module.fail_json(msg='API returned invalid JSON when trying to obtain access token from %s: %s'
% (auth_url, str(e)))
except Exception as e:
self.module.fail_json(msg='Could not obtain access token from %s: %s'
% (auth_url, str(e)))
if 'access_token' in r:
self.token = r['access_token']
self.restheaders = {'Authorization': 'Bearer ' + self.token,
'Content-Type': 'application/json'}
else:
self.module.fail_json(msg='Could not obtain access token from %s' % auth_url)
def get_clients(self, realm='master', filter=None):
""" Obtains client representations for clients in a realm
:param realm: realm to be queried
:param filter: if defined, only the client with clientId specified in the filter is returned
:return: list of dicts of client representations
"""
clientlist_url = URL_CLIENTS.format(url=self.baseurl, realm=realm)
if filter is not None:
clientlist_url += '?clientId=%s' % filter
try:
return json.load(open_url(clientlist_url, method='GET', headers=self.restheaders,
validate_certs=self.validate_certs))
except ValueError as e:
self.module.fail_json(msg='API returned incorrect JSON when trying to obtain list of clients for realm %s: %s'
% (realm, str(e)))
except Exception as e:
self.module.fail_json(msg='Could not obtain list of clients for realm %s: %s'
% (realm, str(e)))
def get_client_by_clientid(self, client_id, realm='master'):
""" Get client representation by clientId
:param client_id: The clientId to be queried
:param realm: realm from which to obtain the client representation
:return: dict with a client representation or None if none matching exist
"""
r = self.get_clients(realm=realm, filter=client_id)
if len(r) > 0:
return r[0]
else:
return None
def get_client_by_id(self, id, realm='master'):
""" Obtain client representation by id
:param id: id (not clientId) of client to be queried
:param realm: client from this realm
:return: dict of client representation or None if none matching exist
"""
client_url = URL_CLIENT.format(url=self.baseurl, realm=realm, id=id)
try:
return json.load(open_url(client_url, method='GET', headers=self.restheaders,
validate_certs=self.validate_certs))
except HTTPError as e:
if e.code == 404:
return None
else:
self.module.fail_json(msg='Could not obtain client %s for realm %s: %s'
% (id, realm, str(e)))
except ValueError as e:
self.module.fail_json(msg='API returned incorrect JSON when trying to obtain client %s for realm %s: %s'
% (id, realm, str(e)))
except Exception as e:
self.module.fail_json(msg='Could not obtain client %s for realm %s: %s'
% (id, realm, str(e)))
def get_client_id(self, client_id, realm='master'):
""" Obtain id of client by client_id
:param client_id: client_id of client to be queried
:param realm: client template from this realm
:return: id of client (usually a UUID)
"""
result = self.get_client_by_clientid(client_id, realm)
if isinstance(result, dict) and 'id' in result:
return result['id']
else:
return None
def update_client(self, id, clientrep, realm="master"):
""" Update an existing client
:param id: id (not clientId) of client to be updated in Keycloak
:param clientrep: corresponding (partial/full) client representation with updates
:param realm: realm the client is in
:return: HTTPResponse object on success
"""
client_url = URL_CLIENT.format(url=self.baseurl, realm=realm, id=id)
try:
return open_url(client_url, method='PUT', headers=self.restheaders,
data=json.dumps(clientrep), validate_certs=self.validate_certs)
except Exception as e:
self.module.fail_json(msg='Could not update client %s in realm %s: %s'
% (id, realm, str(e)))
def create_client(self, clientrep, realm="master"):
""" Create a client in keycloak
:param clientrep: Client representation of client to be created. Must at least contain field clientId
:param realm: realm for client to be created
:return: HTTPResponse object on success
"""
client_url = URL_CLIENTS.format(url=self.baseurl, realm=realm)
try:
return open_url(client_url, method='POST', headers=self.restheaders,
data=json.dumps(clientrep), validate_certs=self.validate_certs)
except Exception as e:
self.module.fail_json(msg='Could not create client %s in realm %s: %s'
% (clientrep['clientId'], realm, str(e)))
def delete_client(self, id, realm="master"):
""" Delete a client from Keycloak
:param id: id (not clientId) of client to be deleted
:param realm: realm of client to be deleted
:return: HTTPResponse object on success
"""
client_url = URL_CLIENT.format(url=self.baseurl, realm=realm, id=id)
try:
return open_url(client_url, method='DELETE', headers=self.restheaders,
validate_certs=self.validate_certs)
except Exception as e:
self.module.fail_json(msg='Could not delete client %s in realm %s: %s'
% (id, realm, str(e)))
def get_client_templates(self, realm='master'):
""" Obtains client template representations for client templates in a realm
:param realm: realm to be queried
:return: list of dicts of client representations
"""
url = URL_CLIENTTEMPLATES.format(url=self.baseurl, realm=realm)
try:
return json.load(open_url(url, method='GET', headers=self.restheaders,
validate_certs=self.validate_certs))
except ValueError as e:
self.module.fail_json(msg='API returned incorrect JSON when trying to obtain list of client templates for realm %s: %s'
% (realm, str(e)))
except Exception as e:
self.module.fail_json(msg='Could not obtain list of client templates for realm %s: %s'
% (realm, str(e)))
def get_client_template_by_id(self, id, realm='master'):
""" Obtain client template representation by id
:param id: id (not name) of client template to be queried
:param realm: client template from this realm
:return: dict of client template representation or None if none matching exist
"""
url = URL_CLIENTTEMPLATE.format(url=self.baseurl, id=id, realm=realm)
try:
return json.load(open_url(url, method='GET', headers=self.restheaders,
validate_certs=self.validate_certs))
except ValueError as e:
self.module.fail_json(msg='API returned incorrect JSON when trying to obtain client templates %s for realm %s: %s'
% (id, realm, str(e)))
except Exception as e:
self.module.fail_json(msg='Could not obtain client template %s for realm %s: %s'
% (id, realm, str(e)))
def get_client_template_by_name(self, name, realm='master'):
""" Obtain client template representation by name
:param name: name of client template to be queried
:param realm: client template from this realm
:return: dict of client template representation or None if none matching exist
"""
result = self.get_client_templates(realm)
if isinstance(result, list):
result = [x for x in result if x['name'] == name]
if len(result) > 0:
return result[0]
return None
def get_client_template_id(self, name, realm='master'):
""" Obtain client template id by name
:param name: name of client template to be queried
:param realm: client template from this realm
:return: client template id (usually a UUID)
"""
result = self.get_client_template_by_name(name, realm)
if isinstance(result, dict) and 'id' in result:
return result['id']
else:
return None
def update_client_template(self, id, clienttrep, realm="master"):
""" Update an existing client template
:param id: id (not name) of client template to be updated in Keycloak
:param clienttrep: corresponding (partial/full) client template representation with updates
:param realm: realm the client template is in
:return: HTTPResponse object on success
"""
url = URL_CLIENTTEMPLATE.format(url=self.baseurl, realm=realm, id=id)
try:
return open_url(url, method='PUT', headers=self.restheaders,
data=json.dumps(clienttrep), validate_certs=self.validate_certs)
except Exception as e:
self.module.fail_json(msg='Could not update client template %s in realm %s: %s'
% (id, realm, str(e)))
def create_client_template(self, clienttrep, realm="master"):
""" Create a client in keycloak
:param clienttrep: Client template representation of client template to be created. Must at least contain field name
:param realm: realm for client template to be created in
:return: HTTPResponse object on success
"""
url = URL_CLIENTTEMPLATES.format(url=self.baseurl, realm=realm)
try:
return open_url(url, method='POST', headers=self.restheaders,
data=json.dumps(clienttrep), validate_certs=self.validate_certs)
except Exception as e:
self.module.fail_json(msg='Could not create client template %s in realm %s: %s'
% (clienttrep['clientId'], realm, str(e)))
def delete_client_template(self, id, realm="master"):
""" Delete a client template from Keycloak
:param id: id (not name) of client to be deleted
:param realm: realm of client template to be deleted
:return: HTTPResponse object on success
"""
url = URL_CLIENTTEMPLATE.format(url=self.baseurl, realm=realm, id=id)
try:
return open_url(url, method='DELETE', headers=self.restheaders,
validate_certs=self.validate_certs)
except Exception as e:
self.module.fail_json(msg='Could not delete client template %s in realm %s: %s'
% (id, realm, str(e)))