docs #6

Merged
dscharnitzky merged 7 commits from docs into master 2020-04-08 23:05:32 +02:00
5 changed files with 88 additions and 55 deletions
Showing only changes of commit dfc3b73673 - Show all commits

18
app.py
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@ -1,5 +1,9 @@
#!/usr/bin/env python
"""
Main entry point, This module builds the producer from the submodules.
"""
import os
import random
import uuid
@ -10,10 +14,6 @@ from communicator import Communicator
from consumerlocator import ConsumerLocator
from messagesender import MessageSender
"""
Main entry point, This module builds the producer from the submodules.
"""
__author__ = "@tormakris"
__copyright__ = "Copyright 2020, GoldenPogácsa Team"
__module_name__ = "app"
@ -29,12 +29,12 @@ LOGGER = logging.getLogger(__name__)
KNOWNCONSUMER = os.getenv("PRODUCER_KNOWNCONSUMER",'10.69.42.1')
"""
This is the producers entry point, initializes all the components (:class:'communicator.Communicator',
:class:'consumerlocator.ConsumerLocator' and :class:'messagesender.MessageSender') and sends infinite random
messages.
"""
if __name__ == "__main__":
"""
This is the producers entry point, initializes all the components (:class:`communicator.Communicator`,
:class:`consumerlocator.ConsumerLocator` and :class:`messagesender.MessageSender`) and sends infinite random
messages.
"""
LOGGER.info("Producer started")
generateduuid = str(uuid.uuid4())
communicator = Communicator(currentconsumer=KNOWNCONSUMER, uuid=generateduuid)

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@ -1,11 +1,12 @@
#!/usr/bin/env python
import logging
import requests
"""
Communicator module
"""
import logging
import requests
__author__ = "@tormakris"
__copyright__ = "Copyright 2020, GoldenPogácsa Team"
__module_name__ = "messagesender"
@ -21,6 +22,7 @@ class Communicator:
def __init__(self, currentconsumer: str, uuid: str):
"""Initialize object
:param consumerlocator: the current consumer's IP address as a string
:param uuid: string typed UUID.
"""
@ -29,6 +31,7 @@ class Communicator:
def sendmessage(self, message: str) -> None:
"""Send message to the current consumer. Logs the process.
:param message: the message of type string that will be sent.
:return: None
"""
@ -39,6 +42,7 @@ class Communicator:
def discoveravailableconsumers(self) -> list:
"""Get the list of available consumer from the current primary consumer. Logs the received list.
:return: list of consumers' IP addresses
"""
try:
@ -53,6 +57,7 @@ class Communicator:
def isconsumeravailable(self) -> bool:
"""Readiness probe current consumer. Logs the result.
:return: True if available, False otherwise
"""
currentconsumer = self.currenctconsumer
@ -67,6 +72,7 @@ class Communicator:
def checkconsumer(self, consumer: str) -> bool:
"""Readiness probe of a particular consumer. Logs the result.
:param consumer: the consumer's IP address
:return: True if available, False otherwise
"""
@ -81,6 +87,7 @@ class Communicator:
def set_currentconsumer(self,currenctconsumer) -> None:
"""Set current consumer
:param currenctconsumer: the consumer's IP address
:return: None
"""

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@ -1,12 +1,13 @@
#!/usr/bin/env python
"""
Consumer locator module, that manages the list of consumers.
"""
import datetime
from communicator import Communicator
import os
"""
Consumer locator module, that manages the list of consumers.
"""
__author__ = "@dscharnitzky"
__copyright__ = "Copyright 2020, GoldenPogácsa Team"
@ -18,14 +19,16 @@ KNOWNCONSUMER = os.getenv("PRODUCER_KNOWNCONSUMER",'10.69.42.1')
class ConsumerLocator:
"""
Component responsible for managing the list of consumers. Requires an instance of :class:'communicator.Communicator'
Component responsible for managing the list of consumers. Requires an instance of :class:`communicator.Communicator`
"""
def __init__(self, uuid: str, communicator: Communicator):
"""Initializes the object.
Gets the known consumer's IP address from the PRODUCER_KNOWNCONSUMER envar.
:param: uuid: Not used
:param: communicator: the :class:'communicator.Communicator' instance that will be used for the low level
:param str uuid: Not used
:param communicator: the :class:'communicator.Communicator' instance that will be used for the low level
communication.
"""
self.consumerlist = [{"Host": KNOWNCONSUMER, "State": True, "LastOk": datetime.datetime.now()}]
@ -34,9 +37,11 @@ class ConsumerLocator:
def learnconsumerlist(self) -> None:
""""Learns the list of consumers from the current consumer.
Calls :func:'~communicator.Communicator.didiscoveravailableconsumers', adds the learned consumers to the list
if are not present, and then calls :func:'~consumerlocator.ConsumerLocator.updateconsumerlist'
:return: None
Calls :func:`communicator.Communicator.didiscoveravailableconsumers`, adds the learned consumers to the list
if are not present, and then calls :func:`consumerlocator.ConsumerLocator.updateconsumerlist`
:returns: None
"""
recievedconsumerlist = self.communicator.discoveravailableconsumers()
if recievedconsumerlist is None:
@ -54,8 +59,10 @@ class ConsumerLocator:
def updateconsumerlist(self) -> None:
""" Updates the consumer list based on their availability.
Marks for each consumer if they are available or not. If a consumer is not available for some time (1 hour),
the it will be deleted from the list.
:return: None
"""
removelist = []
@ -72,9 +79,11 @@ class ConsumerLocator:
def updateconsumer(self):
"""If the current consumer is not available, checks all the consumers in the list and updates the current one.
Calls :func:'~consumerlocator.ConsumerLocator.checkcurrentconsumer' and if needed
:func:'~consumerlocator.ConsumerLocator.updateconsumerlist'. Sets the :class:'communicator.Communicator'
current instance with :func:'~communicator.Communicator.set_currentconsumer'.
Calls :func:`consumerlocator.ConsumerLocator.checkcurrentconsumer` and if needed
:func:`consumerlocator.ConsumerLocator.updateconsumerlist`. Sets the :class:`communicator.Communicator`
current instance with :func:`communicator.Communicator.set_currentconsumer`.
:return: the current consumer or None if there are no available customers at the moment.
"""
@ -98,15 +107,15 @@ class ConsumerLocator:
return None
def getcurrentconsumer(self) -> str:
"""
Returns the currently selected consumer's IP address.
"""Returns the currently selected consumer's IP address.
:return: the current consumer
"""
return self.currentconsumer["Host"]
def checkcurrentconsumer(self) -> bool:
"""
Check the current consumer's health.
"""Check the current consumer's health.
:return: True if OK, False if fail
"""
if self.currentconsumer is None:

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@ -1,13 +1,14 @@
#!/usr/bin/env python
"""
Message sender component.
"""
import logging
import random
import string
from communicator import Communicator
"""
Message sender component
"""
__author__ = "@kovacsbence"
__copyright__ = "Copyright 2020, GoldenPogácsa Team"
__module_name__ = "messagesender"
@ -19,18 +20,19 @@ LOGGER = logging.getLogger(__name__)
class MessageSender:
"""
Component responsible for sending the messages. Requires an instance of :class:'communicator.Communicator'
Component responsible for sending the messages. Requires an instance of :class:`communicator.Communicator`.
"""
def __init__(self, communicator: Communicator):
"""Initializes the object.
:param: communicator: an instance of :class:'communicator.Communicator'
:param communicator: an instance of :class:`communicator.Communicator`.
"""
self.communicator = communicator
def randomstring(self, stringlength: int) -> str:
"""
Generate a random string of fixed length
"""Generate a random string of fixed length
:param stringlength: the length of the string
:return: the generated string
"""
@ -39,10 +41,12 @@ class MessageSender:
def sendmessage(self, message: str = "") -> None:
"""Sends the given message.
If the message is omitted (empty), then a random message will be generated with length 23 (with
:func:'~messagesender.MessageSender.randomstring'. Calls :func:'~communicator.Communicator.sendmessage'
:func:`messagesender.MessageSender.randomstring`. Calls :func:`communicator.Communicator.sendmessage`
to send the message.
:param message: the message of type string that will be sent
:param message: the message of type string that will be sent.
:return: None
"""
if not message:

49
test.py
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@ -1,13 +1,14 @@
#!/usr/bin/env python
"""
Unit tests for the producer module.
"""
import re
import consumerlocator
import communicator
import messagesender
"""
Unit tests for producer module.
"""
__author__ = "@tormakris"
__copyright__ = "Copyright 2020, GoldenPogácsa Team"
@ -19,8 +20,9 @@ generateduuid = 'c959ad81-58f9-4445-aab4-8f3d68aee1ad'
def test_generate_string(mocker):
"""
Tests :func:'~messagesender.MessageSender.randomstring'.
:param: mocker:
Tests :func:`messagesender.MessageSender.randomstring`.
:param mocker: patches the :class:`communicator.Communicator`.
"""
mocker.patch('communicator.Communicator')
comm = communicator.Communicator(
@ -34,7 +36,8 @@ def test_generate_string(mocker):
def test_sendmessage(httpserver):
"""
Tests :func:'~communicator.Communicator.sendmessage'.
Tests :func:`communicator.Communicator.sendmessage`.
:param httpserver: simple HTTP server
:return: None
"""
@ -56,8 +59,9 @@ def test_sendmessage(httpserver):
def test_send_message(mocker):
"""
Tests :func:'~messagesender.MessageSender.sendmessage'.
:param mocker:
Tests :func:`messagesender.MessageSender.sendmessage`.
:param mocker: patches the :class:`communicator.Communicator`.
:return: None
"""
mocker.patch('communicator.Communicator')
@ -72,7 +76,8 @@ def test_send_message(mocker):
def test_discoveravailableconsumers(httpserver):
"""
Tests :func:'~communicator.Communicator.discoveravailableconsumers'
Tests :func:`communicator.Communicator.discoveravailableconsumers`
:param httpserver: simple HTTP server
:return: None
"""
@ -93,7 +98,8 @@ def test_discoveravailableconsumers(httpserver):
def test_isconsumeravailable(httpserver):
"""
Tests :func:'~communicator.Communicator.isconsumeravailable'
Tests :func:`communicator.Communicator.isconsumeravailable`.
:param httpserver: simple HTTP server
:return: None
"""
@ -126,7 +132,8 @@ def test_isconsumeravailable(httpserver):
def test_checkconsumer(httpserver):
"""
Tests :func:'~communicator.Communicator.checkconsumer'
Tests :func:`communicator.Communicator.checkconsumer`.
:param httpserver: simple HTTP server
:return: None
"""
@ -159,7 +166,8 @@ def test_checkconsumer(httpserver):
def test_setcurrentconsumer():
"""
Tests :func:'~communicator.Communicator.set_currentconsumer'
Tests :func:`communicator.Communicator.set_currentconsumer`
:return: None
"""
comm = communicator.Communicator(
@ -171,7 +179,8 @@ def test_setcurrentconsumer():
def test_learnconsumerlist(httpserver):
"""
Tests :func:'~consumerlocator.ConsumerLocator.learnconsumerlist'
Tests :func:`consumerlocator.ConsumerLocator.learnconsumerlist`
:param httpserver: simple HTTP server
:return: None
"""
@ -194,8 +203,9 @@ def test_learnconsumerlist(httpserver):
def test_getcurrentconsumer(mocker):
"""
Tests :func:'~consumerlocator.ConsumerLocator.getcurrentconsumer'
:param mocker:
Tests :func:`consumerlocator.ConsumerLocator.getcurrentconsumer`
:param mocker: patches the :class:`communicator.Communicator`.
:return: None
"""
mocker.patch('communicator.Communicator')
@ -209,7 +219,8 @@ def test_getcurrentconsumer(mocker):
def test_checkcurrentconsumer(httpserver):
"""
Tests :func:'~consumerlocator.ConsumerLocator.checkcurrentconsumer'
Tests :func:`consumerlocator.ConsumerLocator.checkcurrentconsumer`
:param httpserver: simple HTTP server
:return: None
"""
@ -232,7 +243,8 @@ def test_checkcurrentconsumer(httpserver):
def test_updateconsumer(httpserver):
"""
Tests :func:'~consumerlocator.ConsumerLocator.updateconsumer'
Tests :func:`consumerlocator.ConsumerLocator.updateconsumer`
:param httpserver: simple HTTP server
:return: None
"""
@ -256,7 +268,8 @@ def test_updateconsumer(httpserver):
def test_updateconsumerlist(httpserver):
"""
Tests :func:'~consumerlocator.ConsumerLocator.updateconsumerlist'
Tests :func:`consumerlocator.ConsumerLocator.updateconsumerlist`
:param httpserver: simple HTTP server
:return: None
"""