diff --git a/app.py b/app.py index c93b059..e818b33 100644 --- a/app.py +++ b/app.py @@ -1,12 +1,15 @@ #!/usr/bin/env python +import random +import uuid +import logging import sentry_sdk -import communicator -import consumerlocator -import messagesender import time +from communicator import Communicator +from consumerlocator import ConsumerLocator +from messagesender import MessageSender """ -Main Flask RESTful API +Main entrypoint """ __author__ = "@tormakris" @@ -15,29 +18,18 @@ __module_name__ = "app" __version__text__ = "1" sentry_sdk.init("https://3fa5ae886ba1489092ad49a93cb419c1@sentry.kmlabz.com/9") +logging.basicConfig(level=logging.INFO) +LOGGER = logging.getLogger(__name__) if __name__ == "__main__": - print("Producer: init") - comm = communicator.Communicator() - conslist = consumerlocator.ConsumerLocator() - conslist.initcommunicator(comm) - message = messagesender.MessageSender() + LOGGER.info("Producer started") + generateduuid = str(uuid) + LOGGER.debug(f"My uuid is {generateduuid}") + consumerlocator = ConsumerLocator() + communicator = Communicator(consumerlocator=consumerlocator,uuid=uuid) + messagesender = MessageSender(communicator=communicator) - conslist.learnconsumerlist() - print("Producer: started sending") - for i in range(30): - msg = message.createMessage(20) - print("Producer: trying to send ", i, "th message: ", msg) - available = False - if conslist.updateconsumer() is None: - print("Producer: no consumer available (waiting a bit)") - time.sleep(1) - else: - available = True - if available: - comm.sendmessage(msg) - print("Producer: message sent") - else: - print("Producer: failed to send message") - - print("Producer: finished") \ No newline at end of file + while True: + LOGGER.info("Sending message to consumer") + messagesender.sendmessage() + time.sleep(random.random()) diff --git a/communicator.py b/communicator.py index a8ad472..675642b 100644 --- a/communicator.py +++ b/communicator.py @@ -1,8 +1,8 @@ #!/usr/bin/env python - +import logging import random import requests -from singleton import Singleton +from consumerlocator import ConsumerLocator """ Communicator module @@ -13,32 +13,54 @@ __copyright__ = "Copyright 2020, GoldenPogácsa Team" __module_name__ = "messagesender" __version__text__ = "1" -class Communicator(Singleton): +logging.basicConfig(level=logging.INFO) +LOGGER = logging.getLogger(__name__) + +class Communicator: """ Class handling low level communication with consumers. """ + def __init__(self, consumerlocator: ConsumerLocator, uuid): + """ + Initialize object + :param consumerlocator: + :param uuid: + """ + self.consumerlocator=consumerlocator + self.uuid = uuid + def sendmessage(self, message: str) -> None: """ Send message to consumer. :param message: :return: none """ - return None + currentconsumer=self.consumerlocator.getcurrentconsumer() + LOGGER.debug(f"Sending message to {currentconsumer}") + requests.post(f'http://{currentconsumer}/log', json={'uuid': self.uuid, 'message': message}) def discoveravailableconsumers(self) -> list: """ Get the list of available consumer from the current primary consumer. :return: """ - return ["10.69.42.1","10.42.69.1","10.10.10.10","10.6.66.1"] + currentconsumer = self.consumerlocator.getcurrentconsumer() + response = requests.get(f'http://{currentconsumer}/consumer') + json = response.json() + LOGGER.debug(f"List of currently available consumers: {json}") + return json def isconsumeravailable(self) -> bool: """ Readiness probe primary consumer. :return: """ - return bool(random.getrandbits(1)) + currentconsumer = self.consumerlocator.getcurrentconsumer() + response = requests.get(f'http://{currentconsumer}/consumer') + isavailable = response.status_code == 200 + LOGGER.debug(f"Current consumer availability: {isavailable}") + return isavailable def checkconsumer(self, consumer: str) -> bool: """ @@ -46,4 +68,7 @@ class Communicator(Singleton): :param consumer: :return: """ - return bool(random.getrandbits(1)) + response = requests.get(f'http://{consumer}/consumer') + isavailable = response.status_code == 200 + LOGGER.debug(f"Consumer {consumer} availability: {isavailable}") + return isavailable diff --git a/messagesender.py b/messagesender.py index a6c0fef..7c8d2cc 100644 --- a/messagesender.py +++ b/messagesender.py @@ -1,48 +1,46 @@ #!/usr/bin/env python - +import logging import random import string +from communicator import Communicator """ -Main Flask RESTful API +Message sender component """ -__author__ = "@tormakris" +__author__ = "@kovacsbence" __copyright__ = "Copyright 2020, GoldenPogácsa Team" __module_name__ = "messagesender" __version__text__ = "1" +logging.basicConfig(level=logging.INFO) +LOGGER = logging.getLogger(__name__) + + class MessageSender: """ Üzenetek küldéséért felelős komponens. """ - def __init__(self): + def __init__(self, communicator: Communicator): """ Inicializálja az osztályt. """ - pass + self.communicator = communicator - - def randomString(self, stringLength): + def randomstring(self, stringLength) -> str: """Generate a random string of fixed length """ letters = string.ascii_lowercase return ''.join(random.choice(letters) for i in range(stringLength)) - - def createMessage(self, p) -> str: + def sendmessage(self, message: str = "") -> None: """ - Ez egy metodus - :param szam: - :param szoveg: + Uzenet letrehozasa + :param message: :return: str tipus """ - data = self.randomString(p) - - return str(data) - pass - - -if __name__ == "__main__": - temp = MessageSender() - print(temp.createMessage(20)) + if not message: + data = self.randomstring(32) + else: + data = message + self.communicator.sendmessage(data) diff --git a/singleton.py b/singleton.py deleted file mode 100644 index daae25c..0000000 --- a/singleton.py +++ /dev/null @@ -1,30 +0,0 @@ -#!/usr/bin/env python - -""" -Singleton meta module -""" - -__author__ = "@tormakris" -__copyright__ = "Copyright 2020, GoldenPogácsa Team" -__module_name__ = "singleton" -__version__text__ = "1" - - -class Singleton(object): - """ - Singleton metaclass - """ - _instances = {} - - def __new__(class_, *args, **kwargs): - """ - New - :param args: - :param kwargs: - :return: - """ - if class_ not in class_._instances: - class_._instances[class_] = super( - Singleton, class_).__new__( - class_, *args, **kwargs) - return class_._instances[class_]