django-orchestra/orchestra/contrib/saas/backends/gitlab.py

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import json
import requests
from django.utils.translation import ugettext_lazy as _
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from orchestra.contrib.orchestration import ServiceController
from .. import settings
class GitLabSaaSBackend(ServiceController):
verbose_name = _("GitLab SaaS")
model = 'saas.SaaS'
default_route_match = "saas.service == 'gitlab'"
block = True
actions = ('save', 'delete', 'validate_creation')
def get_base_url(self):
return 'https://%s/api/v3' % settings.SAAS_GITLAB_DOMAIN
def get_user_url(self, saas):
user_id = saas.data['user_id']
return self.get_base_url() + '/users/%i' % user_id
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def validate_response(self, response, *status_codes):
if response.status_code not in status_codes:
raise RuntimeError("[%i] %s" % (response.status_code, response.content))
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return json.loads(response.content.decode('utf8'))
def authenticate(self):
login_url = self.get_base_url() + '/session'
data = {
'login': 'root',
'password': settings.SAAS_GITLAB_ROOT_PASSWORD,
}
response = requests.post(login_url, data=data)
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session = self.validate_response(response, 201)
token = session['private_token']
self.headers = {
'PRIVATE-TOKEN': token,
}
def create_user(self, saas, server):
self.authenticate()
user_url = self.get_base_url() + '/users'
data = {
'email': saas.data['email'],
'password': saas.password,
'username': saas.name,
'name': saas.account.get_full_name(),
}
response = requests.post(user_url, data=data, headers=self.headers)
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user = self.validate_response(response, 201)
saas.data['user_id'] = user['id']
# Using queryset update to avoid triggering backends with the post_save signal
type(saas).objects.filter(pk=saas.pk).update(data=saas.data)
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print(json.dumps(user, indent=4))
def change_password(self, saas, server):
self.authenticate()
user_url = self.get_user_url(saas)
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response = requests.get(user_url, headers=self.headers)
user = self.validate_response(response, 200)
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user = json.loads(response.content.decode('utf8'))
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user['password'] = saas.password
response = requests.put(user_url, data=user, headers=self.headers)
user = self.validate_response(response, 200)
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print(json.dumps(user, indent=4))
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def set_state(self, saas, server):
# TODO http://feedback.gitlab.com/forums/176466-general/suggestions/4098632-add-administrative-api-call-to-block-users
return
self.authenticate()
user_url = self.get_user_url(saas)
response = requests.get(user_url, headers=self.headers)
user = self.validate_response(response, 200)
user['state'] = 'active' if saas.active else 'blocked',
response = requests.patch(user_url, data=user, headers=self.headers)
user = self.validate_response(response, 200)
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print(json.dumps(user, indent=4))
def delete_user(self, saas, server):
self.authenticate()
user_url = self.get_user_url(saas)
response = requests.delete(user_url, headers=self.headers)
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user = self.validate_response(response, 200, 404)
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print(json.dumps(user, indent=4))
def _validate_creation(self, saas, server):
""" checks if a saas object is valid for creation on the server side """
self.authenticate()
username = saas.name
email = saas.data['email']
users_url = self.get_base_url() + '/users/'
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response = requests.get(users_url, headers=self.headers)
users = json.loads(response.content.decode('utf8'))
for user in users:
if user['username'] == username:
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print('ValidationError: user-exists')
if user['email'] == email:
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print('ValidationError: email-exists')
def validate_creation(self, saas):
self.append(self._validate_creation, saas)
def save(self, saas):
if hasattr(saas, 'password'):
if saas.data.get('user_id', None):
self.append(self.change_password, saas)
else:
self.append(self.create_user, saas)
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self.append(self.set_state, saas)
def delete(self, saas):
self.append(self.delete_user, saas)