lemur/lemur/roles/views.py
2019-05-16 07:57:02 -07:00

465 lines
13 KiB
Python

"""
.. module: lemur.roles.views
:platform: Unix
:copyright: (c) 2018 by Netflix Inc., see AUTHORS for more
:license: Apache, see LICENSE for more details.
.. moduleauthor:: Kevin Glisson <kglisson@netflix.com>
"""
from flask import Blueprint, g
from flask import make_response, jsonify
from flask_restful import reqparse, Api
from lemur.roles import service
from lemur.auth.service import AuthenticatedResource
from lemur.auth.permissions import RoleMemberPermission, admin_permission
from lemur.common.utils import paginated_parser
from lemur.common.schema import validate_schema
from lemur.roles.schemas import (
role_input_schema,
role_output_schema,
roles_output_schema,
)
mod = Blueprint("roles", __name__)
api = Api(mod)
class RolesList(AuthenticatedResource):
""" Defines the 'roles' endpoint """
def __init__(self):
self.reqparse = reqparse.RequestParser()
super(RolesList, self).__init__()
@validate_schema(None, roles_output_schema)
def get(self):
"""
.. http:get:: /roles
The current role list
**Example request**:
.. sourcecode:: http
GET /roles HTTP/1.1
Host: example.com
Accept: application/json, text/javascript
**Example response**:
.. sourcecode:: http
HTTP/1.1 200 OK
Vary: Accept
Content-Type: text/javascript
{
"items": [
{
"id": 1,
"name": "role1",
"description": "this is role1"
},
{
"id": 2,
"name": "role2",
"description": "this is role2"
}
]
"total": 2
}
:query sortBy: field to sort on
:query sortDir: asc or desc
:query page: int default is 1
:query filter: key value pair format is k;v
:query count: count number default is 10
:reqheader Authorization: OAuth token to authenticate
:statuscode 200: no error
:statuscode 403: unauthenticated
"""
parser = paginated_parser.copy()
parser.add_argument("owner", type=str, location="args")
parser.add_argument("id", type=str, location="args")
args = parser.parse_args()
args["user"] = g.current_user
return service.render(args)
@admin_permission.require(http_exception=403)
@validate_schema(role_input_schema, role_output_schema)
def post(self, data=None):
"""
.. http:post:: /roles
Creates a new role
**Example request**:
.. sourcecode:: http
POST /roles HTTP/1.1
Host: example.com
Accept: application/json, text/javascript
{
"name": "role3",
"description": "this is role3",
"username": null,
"password": null,
"users": [
{'id': 1}
]
}
**Example response**:
.. sourcecode:: http
HTTP/1.1 200 OK
Vary: Accept
Content-Type: text/javascript
{
"id": 3,
"description": "this is role3",
"name": "role3"
}
:arg name: name for new role
:arg description: description for new role
:arg password: password for new role
:arg username: username for new role
:arg users: list, of users to associate with role
:reqheader Authorization: OAuth token to authenticate
:statuscode 200: no error
:statuscode 403: unauthenticated
"""
return service.create(
data["name"],
data.get("password"),
data.get("description"),
data.get("username"),
data.get("users"),
)
class RoleViewCredentials(AuthenticatedResource):
def __init__(self):
super(RoleViewCredentials, self).__init__()
def get(self, role_id):
"""
.. http:get:: /roles/1/credentials
View a roles credentials
**Example request**:
.. sourcecode:: http
GET /users/1 HTTP/1.1
Host: example.com
Accept: application/json, text/javascript
**Example response**:
.. sourcecode:: http
HTTP/1.1 200 OK
Vary: Accept
Content-Type: text/javascript
{
"username: "ausername",
"password": "apassword"
}
:reqheader Authorization: OAuth token to authenticate
:statuscode 200: no error
:statuscode 403: unauthenticated
"""
permission = RoleMemberPermission(role_id)
if permission.can():
role = service.get(role_id)
response = make_response(
jsonify(username=role.username, password=role.password), 200
)
response.headers["cache-control"] = "private, max-age=0, no-cache, no-store"
response.headers["pragma"] = "no-cache"
return response
return (
dict(
message="You are not authorized to view the credentials for this role."
),
403,
)
class Roles(AuthenticatedResource):
def __init__(self):
self.reqparse = reqparse.RequestParser()
super(Roles, self).__init__()
@validate_schema(None, role_output_schema)
def get(self, role_id):
"""
.. http:get:: /roles/1
Get a particular role
**Example request**:
.. sourcecode:: http
GET /roles/1 HTTP/1.1
Host: example.com
Accept: application/json, text/javascript
**Example response**:
.. sourcecode:: http
HTTP/1.1 200 OK
Vary: Accept
Content-Type: text/javascript
{
"id": 1,
"name": "role1",
"description": "this is role1"
}
:reqheader Authorization: OAuth token to authenticate
:statuscode 200: no error
:statuscode 403: unauthenticated
"""
# we want to make sure that we cannot view roles that we are not members of
permission = RoleMemberPermission(role_id)
if permission.can():
return service.get(role_id)
return (
dict(
message="You are not allowed to view a role which you are not a member of."
),
403,
)
@validate_schema(role_input_schema, role_output_schema)
def put(self, role_id, data=None):
"""
.. http:put:: /roles/1
Update a role
**Example request**:
.. sourcecode:: http
PUT /roles/1 HTTP/1.1
Host: example.com
Accept: application/json, text/javascript
{
"name": "role1",
"description": "This is a new description"
}
**Example response**:
.. sourcecode:: http
HTTP/1.1 200 OK
Vary: Accept
Content-Type: text/javascript
{
"id": 1,
"name": "role1",
"description": "this is a new description"
}
:reqheader Authorization: OAuth token to authenticate
:statuscode 200: no error
:statuscode 403: unauthenticated
"""
permission = RoleMemberPermission(role_id)
if permission.can():
return service.update(
role_id, data["name"], data.get("description"), data.get("users")
)
return dict(message="You are not authorized to modify this role."), 403
@admin_permission.require(http_exception=403)
def delete(self, role_id):
"""
.. http:delete:: /roles/1
Delete a role
**Example request**:
.. sourcecode:: http
DELETE /roles/1 HTTP/1.1
Host: example.com
Accept: application/json, text/javascript
**Example response**:
.. sourcecode:: http
HTTP/1.1 200 OK
Vary: Accept
Content-Type: text/javascript
{
"message": "ok"
}
:reqheader Authorization: OAuth token to authenticate
:statuscode 200: no error
:statuscode 403: unauthenticated
"""
service.delete(role_id)
return {"message": "ok"}
class UserRolesList(AuthenticatedResource):
""" Defines the 'roles' endpoint """
def __init__(self):
self.reqparse = reqparse.RequestParser()
super(UserRolesList, self).__init__()
@validate_schema(None, roles_output_schema)
def get(self, user_id):
"""
.. http:get:: /users/1/roles
List of roles for a given user
**Example request**:
.. sourcecode:: http
GET /users/1/roles HTTP/1.1
Host: example.com
Accept: application/json, text/javascript
**Example response**:
.. sourcecode:: http
HTTP/1.1 200 OK
Vary: Accept
Content-Type: text/javascript
{
"items": [
{
"id": 1,
"name": "role1",
"description": "this is role1"
},
{
"id": 2,
"name": "role2",
"description": "this is role2"
}
]
"total": 2
}
:query sortBy: field to sort on
:query sortDir: asc or desc
:query page: int default is 1
:query filter: key value pair format is k;v
:query count: count number default is 10
:reqheader Authorization: OAuth token to authenticate
:statuscode 200: no error
"""
parser = paginated_parser.copy()
args = parser.parse_args()
args["user_id"] = user_id
return service.render(args)
class AuthorityRolesList(AuthenticatedResource):
""" Defines the 'roles' endpoint """
def __init__(self):
self.reqparse = reqparse.RequestParser()
super(AuthorityRolesList, self).__init__()
@validate_schema(None, roles_output_schema)
def get(self, authority_id):
"""
.. http:get:: /authorities/1/roles
List of roles for a given authority
**Example request**:
.. sourcecode:: http
GET /authorities/1/roles HTTP/1.1
Host: example.com
Accept: application/json, text/javascript
**Example response**:
.. sourcecode:: http
HTTP/1.1 200 OK
Vary: Accept
Content-Type: text/javascript
{
"items": [
{
"id": 1,
"name": "role1",
"description": "this is role1"
},
{
"id": 2,
"name": "role2",
"description": "this is role2"
}
]
"total": 2
}
:query sortBy: field to sort on
:query sortDir: asc or desc
:query page: int default is 1
:query filter: key value pair format is k;v
:query count: count number default is 10
:reqheader Authorization: OAuth token to authenticate
:statuscode 200: no error
"""
parser = paginated_parser.copy()
args = parser.parse_args()
args["authority_id"] = authority_id
return service.render(args)
api.add_resource(RolesList, "/roles", endpoint="roles")
api.add_resource(Roles, "/roles/<int:role_id>", endpoint="role")
api.add_resource(
RoleViewCredentials, "/roles/<int:role_id>/credentials", endpoint="roleCredentials`"
)
api.add_resource(
AuthorityRolesList,
"/authorities/<int:authority_id>/roles",
endpoint="authorityRoles",
)
api.add_resource(UserRolesList, "/users/<int:user_id>/roles", endpoint="userRoles")