This repository has been archived on 2020-03-24. You can view files and clone it, but cannot push or open issues or pull requests.
quay/endpoints/api/suconfig.py
Joseph Schorr 38a6b3621c Automatically link the superuser account to federated service for auth
When the user commits the configuration, if they have chosen a non-DB auth system, we now auto-link the superuser account to that auth system, to ensure they can login again after restart.
2015-07-22 13:37:23 -04:00

379 lines
No EOL
11 KiB
Python

""" Superuser Config API. """
import logging
import os
import signal
from flask import abort
from endpoints.api import (ApiResource, nickname, resource, internal_only, show_if,
require_fresh_login, request, validate_json_request, verify_not_prod)
from endpoints.common import common_login
from app import app, CONFIG_PROVIDER, superusers
from data import model
from data.database import configure
from auth.permissions import SuperUserPermission
from auth.auth_context import get_authenticated_user
from data.database import User
from util.config.configutil import add_enterprise_config_defaults
from util.config.validator import validate_service_for_config, CONFIG_FILENAMES
from data.runmigration import run_alembic_migration
from data.users import get_federated_service_name
import features
logger = logging.getLogger(__name__)
def database_is_valid():
""" Returns whether the database, as configured, is valid. """
if app.config['TESTING']:
return False
try:
list(User.select().limit(1))
return True
except:
return False
def database_has_users():
""" Returns whether the database has any users defined. """
return bool(list(User.select().limit(1)))
@resource('/v1/superuser/registrystatus')
@internal_only
@show_if(features.SUPER_USERS)
class SuperUserRegistryStatus(ApiResource):
""" Resource for determining the status of the registry, such as if config exists,
if a database is configured, and if it has any defined users.
"""
@nickname('scRegistryStatus')
@verify_not_prod
def get(self):
""" Returns the status of the registry. """
# If there is no conf/stack volume, then report that status.
if not CONFIG_PROVIDER.volume_exists():
return {
'status': 'missing-config-dir'
}
# If there is no config file, we need to setup the database.
if not CONFIG_PROVIDER.yaml_exists():
return {
'status': 'config-db'
}
# If the database isn't yet valid, then we need to set it up.
if not database_is_valid():
return {
'status': 'setup-db'
}
# If we have SETUP_COMPLETE, then we're ready to go!
if app.config.get('SETUP_COMPLETE', False):
return {
'requires_restart': CONFIG_PROVIDER.requires_restart(app.config),
'status': 'ready'
}
return {
'status': 'create-superuser' if not database_has_users() else 'config'
}
class _AlembicLogHandler(logging.Handler):
def __init__(self):
super(_AlembicLogHandler, self).__init__()
self.records = []
def emit(self, record):
self.records.append({
'level': record.levelname,
'message': record.getMessage()
})
@resource('/v1/superuser/setupdb')
@internal_only
@show_if(features.SUPER_USERS)
class SuperUserSetupDatabase(ApiResource):
""" Resource for invoking alembic to setup the database. """
@verify_not_prod
@nickname('scSetupDatabase')
def get(self):
""" Invokes the alembic upgrade process. """
# Note: This method is called after the database configured is saved, but before the
# database has any tables. Therefore, we only allow it to be run in that unique case.
if CONFIG_PROVIDER.yaml_exists() and not database_is_valid():
# Note: We need to reconfigure the database here as the config has changed.
combined = dict(**app.config)
combined.update(CONFIG_PROVIDER.get_yaml())
configure(combined)
app.config['DB_URI'] = combined['DB_URI']
log_handler = _AlembicLogHandler()
try:
run_alembic_migration(log_handler)
except Exception as ex:
return {
'error': str(ex)
}
return {
'logs': log_handler.records
}
abort(403)
@resource('/v1/superuser/shutdown')
@internal_only
@show_if(features.SUPER_USERS)
class SuperUserShutdown(ApiResource):
""" Resource for sending a shutdown signal to the container. """
@verify_not_prod
@nickname('scShutdownContainer')
def post(self):
""" Sends a signal to the phusion init system to shut down the container. """
# Note: This method is called to set the database configuration before super users exists,
# so we also allow it to be called if there is no valid registry configuration setup.
if app.config['TESTING'] or not database_has_users() or SuperUserPermission().can():
# Note: We skip if debugging locally.
if app.config.get('DEBUGGING') == True:
return {}
os.kill(1, signal.SIGINT)
return {}
abort(403)
@resource('/v1/superuser/config')
@internal_only
@show_if(features.SUPER_USERS)
class SuperUserConfig(ApiResource):
""" Resource for fetching and updating the current configuration, if any. """
schemas = {
'UpdateConfig': {
'id': 'UpdateConfig',
'type': 'object',
'description': 'Updates the YAML config file',
'required': [
'config',
'hostname'
],
'properties': {
'config': {
'type': 'object'
},
'hostname': {
'type': 'string'
}
},
},
}
@require_fresh_login
@verify_not_prod
@nickname('scGetConfig')
def get(self):
""" Returns the currently defined configuration, if any. """
if SuperUserPermission().can():
config_object = CONFIG_PROVIDER.get_yaml()
return {
'config': config_object
}
abort(403)
@nickname('scUpdateConfig')
@verify_not_prod
@validate_json_request('UpdateConfig')
def put(self):
""" Updates the config.yaml file. """
# Note: This method is called to set the database configuration before super users exists,
# so we also allow it to be called if there is no valid registry configuration setup.
if not CONFIG_PROVIDER.yaml_exists() or SuperUserPermission().can():
config_object = request.get_json()['config']
hostname = request.get_json()['hostname']
# Add any enterprise defaults missing from the config.
add_enterprise_config_defaults(config_object, app.config['SECRET_KEY'], hostname)
# Write the configuration changes to the YAML file.
CONFIG_PROVIDER.save_yaml(config_object)
# If the authentication system is not the database, link the superuser account to the
# the authentication system chosen.
if config_object.get('AUTHENTICATION_TYPE', 'Database') != 'Database':
service_name = get_federated_service_name(config_object['AUTHENTICATION_TYPE'])
current_user = get_authenticated_user()
model.user.confirm_attached_federated_login(current_user, service_name)
return {
'exists': True,
'config': config_object
}
abort(403)
@resource('/v1/superuser/config/file/<filename>')
@internal_only
@show_if(features.SUPER_USERS)
class SuperUserConfigFile(ApiResource):
""" Resource for fetching the status of config files and overriding them. """
@nickname('scConfigFileExists')
@verify_not_prod
def get(self, filename):
""" Returns whether the configuration file with the given name exists. """
if not filename in CONFIG_FILENAMES:
abort(404)
if SuperUserPermission().can():
return {
'exists': CONFIG_PROVIDER.volume_file_exists(filename)
}
abort(403)
@nickname('scUpdateConfigFile')
@verify_not_prod
def post(self, filename):
""" Updates the configuration file with the given name. """
if not filename in CONFIG_FILENAMES:
abort(404)
# Note: This method can be called before the configuration exists
# to upload the database SSL cert.
if not CONFIG_PROVIDER.yaml_exists() or SuperUserPermission().can():
uploaded_file = request.files['file']
if not uploaded_file:
abort(400)
CONFIG_PROVIDER.save_volume_file(filename, uploaded_file)
return {
'status': True
}
abort(403)
@resource('/v1/superuser/config/createsuperuser')
@internal_only
@show_if(features.SUPER_USERS)
class SuperUserCreateInitialSuperUser(ApiResource):
""" Resource for creating the initial super user. """
schemas = {
'CreateSuperUser': {
'id': 'CreateSuperUser',
'type': 'object',
'description': 'Information for creating the initial super user',
'required': [
'username',
'password',
'email'
],
'properties': {
'username': {
'type': 'string',
'description': 'The username for the superuser'
},
'password': {
'type': 'string',
'description': 'The password for the superuser'
},
'email': {
'type': 'string',
'description': 'The e-mail address for the superuser'
},
},
},
}
@nickname('scCreateInitialSuperuser')
@verify_not_prod
@validate_json_request('CreateSuperUser')
def post(self):
""" Creates the initial super user, updates the underlying configuration and
sets the current session to have that super user. """
# Special security check: This method is only accessible when:
# - There is a valid config YAML file.
# - There are currently no users in the database (clean install)
#
# We do this special security check because at the point this method is called, the database
# is clean but does not (yet) have any super users for our permissions code to check against.
if CONFIG_PROVIDER.yaml_exists() and not database_has_users():
data = request.get_json()
username = data['username']
password = data['password']
email = data['email']
# Create the user in the database.
superuser = model.user.create_user(username, password, email, auto_verify=True)
# Add the user to the config.
config_object = CONFIG_PROVIDER.get_yaml()
config_object['SUPER_USERS'] = [username]
CONFIG_PROVIDER.save_yaml(config_object)
# Update the in-memory config for the new superuser.
superusers.register_superuser(username)
# Conduct login with that user.
common_login(superuser)
return {
'status': True
}
abort(403)
@resource('/v1/superuser/config/validate/<service>')
@internal_only
@show_if(features.SUPER_USERS)
class SuperUserConfigValidate(ApiResource):
""" Resource for validating a block of configuration against an external service. """
schemas = {
'ValidateConfig': {
'id': 'ValidateConfig',
'type': 'object',
'description': 'Validates configuration',
'required': [
'config'
],
'properties': {
'config': {
'type': 'object'
},
'password': {
'type': 'string',
'description': 'The users password, used for auth validation'
}
},
},
}
@nickname('scValidateConfig')
@verify_not_prod
@validate_json_request('ValidateConfig')
def post(self, service):
""" Validates the given config for the given service. """
# Note: This method is called to validate the database configuration before super users exists,
# so we also allow it to be called if there is no valid registry configuration setup. Note that
# this is also safe since this method does not access any information not given in the request.
if not CONFIG_PROVIDER.yaml_exists() or SuperUserPermission().can():
config = request.get_json()['config']
return validate_service_for_config(service, config, request.get_json().get('password', ''))
abort(403)