bunkerized-nginx/autoconf/Controller.py
2022-06-03 17:24:14 +02:00

79 lines
2.3 KiB
Python

from abc import ABC, abstractmethod
from time import sleep
from Config import Config
from logger import log
class Controller(ABC) :
def __init__(self, ctrl_type, lock=None) :
self._type = ctrl_type
self._instances = []
self._services = []
self._supported_config_types = ["http", "stream", "server-http", "server-stream", "default-server-http", "modsec", "modsec-crs"]
self._configs = {}
for config_type in self._supported_config_types :
self._configs[config_type] = {}
self._config = Config(ctrl_type, lock)
def wait(self, wait_time) :
while True :
self._instances = self.get_instances()
if len(self._instances) == 0 :
log("CONTROLLER", "⚠️", "No instance found, waiting " + str(wait_time) + "s ...")
sleep(wait_time)
continue
all_ready = True
for instance in self._instances :
if not instance["health"] :
log("CONTROLLER", "⚠️", "Instance " + instance["name"] + " is not ready, waiting " + str(wait_time) + "s ...")
sleep(wait_time)
all_ready = False
break
if all_ready :
break
return self._instances
@abstractmethod
def _get_controller_instances(self) :
pass
@abstractmethod
def _to_instances(self, controller_instance) :
pass
def get_instances(self) :
instances = []
for controller_instance in self._get_controller_instances() :
for instance in self._to_instances(controller_instance) :
instances.append(instance)
return instances
@abstractmethod
def _get_controller_services(self) :
pass
@abstractmethod
def _to_services(self, controller_service) :
pass
def get_services(self) :
services = []
for controller_service in self._get_controller_services() :
for service in self._to_services(controller_service) :
services.append(service)
return services
@abstractmethod
def get_configs(self) :
pass
@abstractmethod
def apply_config(self) :
pass
@abstractmethod
def process_events(self) :
pass