Merge pull request 'master' (#2) from master into dev

Reviewed-on: https://gitea.chocomarsh.com/self/b-jokes/pulls/2

.deploy/deploy-dev.yaml

@@ -46,8 +46,29 @@ services:
         parallelism: 1
         order: start-first
 
+  bot:
+    image: mathwave/sprint-repo:b-jokes
+    environment:
+      MONGO_HOST: "mongo.develop.sprinthub.ru"
+      MONGO_PASSWORD: $MONGO_PASSWORD_DEV
+    command: bot
+    networks:
+      - configurator
+      - queues-development
+    deploy:
+      mode: replicated
+      restart_policy:
+        condition: any
+      update_config:
+        parallelism: 1
+        order: start-first
+
 networks:
   b-jokes-net:
     driver: overlay
   common-infra-nginx:
-    external: true
+    external: true
+  configurator:
+    external: true
+  queues-development:
+    external: true

.deploy/deploy-prod.yaml

@@ -12,10 +12,6 @@ services:
       mode: replicated
       restart_policy:
         condition: any
-      placement:
-        constraints:
-          - node.role == worker
-          - node.labels.zone == ru
       update_config:
         parallelism: 1
         order: start-first
@@ -33,10 +29,6 @@ services:
       mode: replicated
       restart_policy:
         condition: any
-      placement:
-        constraints:
-          - node.role == worker
-          - node.labels.zone == ru
       update_config:
         parallelism: 1
         order: start-first
@@ -52,10 +44,23 @@ services:
       mode: replicated
       restart_policy:
         condition: any
-      placement:
-        constraints:
-          - node.role == worker
-          - node.labels.zone == ru
+      update_config:
+        parallelism: 1
+        order: start-first
+
+  bot:
+    image: mathwave/sprint-repo:b-jokes
+    environment:
+      MONGO_HOST: "mongo.sprinthub.ru"
+      MONGO_PASSWORD: $MONGO_PASSWORD_PROD
+    command: bot
+    networks:
+      - configurator
+      - queues
+    deploy:
+      mode: replicated
+      restart_policy:
+        condition: any
       update_config:
         parallelism: 1
         order: start-first
@@ -65,3 +70,7 @@ networks:
     driver: overlay
   common-infra-nginx:
     external: true
+  configurator:
+    external: true
+  queues:
+    external: true

helpers/configurator.py

@@ -0,0 +1,84 @@
+import json
+import urllib.parse
+from threading import Thread
+from time import sleep
+
+from requests import get
+
+
+class ConfiguratorClient:
+    def __init__(self, app_name: str, stage: str, need_poll: bool = True):
+        self.app_name = app_name
+        self.stage = stage
+        self.endpoint = 'http://configurator/'
+        self.fetch_url = urllib.parse.urljoin(self.endpoint, '/api/v1/fetch')
+        self.config_storage = {}
+        self.experiment_storage = {}
+        self.staff_storage = {}
+        self.poll_data()
+        if need_poll:
+            self.poll_data_in_thread()
+
+    def poll_data_in_thread(self):
+        def inner():
+            while True:
+                sleep(30)
+                self.fetch()
+
+        Thread(target=inner, daemon=True).start()
+
+    def poll_data(self):
+        self.fetch(with_exception=True)
+
+    def request_with_retries(self, url, params, with_exception=False, retries_count=3):
+        exception_to_throw = None
+        for _ in range(retries_count):
+            try:
+                response = get(
+                    url,
+                    params=params
+                )
+                if response.status_code == 200:
+                    return response.json()
+                print(f'Failed to request {url}, status_code={response.status_code}')
+                exception_to_throw = Exception('Not 200 status')
+            except Exception as exc:
+                print(exc)
+                exception_to_throw = exc
+            sleep(1)
+        print(f'Failed fetching with retries: {url}, {params}')
+        if with_exception:
+            raise exception_to_throw
+
+    def fetch(self, with_exception=False):
+        if self.stage == 'local':
+            local_platform = json.loads(open('local_platform.json', 'r').read())
+            self.config_storage = local_platform['configs']
+            self.experiment_storage = local_platform['experiments']
+            self.staff_storage = {
+                key: set(value)
+                for key, value in local_platform['platform_staff'].items()
+            }
+            return
+        response_data = self.request_with_retries(self.fetch_url, {
+            'project': self.app_name,
+            'stage': self.stage,
+        }, with_exception)
+        self.config_storage = response_data['configs']
+        self.experiment_storage = response_data['experiments']
+        self.staff_storage = {
+            key: set(value)
+            for key, value in response_data['platform_staff'].items()
+        }
+
+    def is_staff(self, **kwargs):
+        for key, value in kwargs.items():
+            if value in self.staff_storage[key]:
+                return True
+        return False
+
+    def get_config(self, name):
+        return self.config_storage[name]
+
+    def get_experiment(self, name):
+        return self.experiment_storage[name]

helpers/queues.py

@@ -0,0 +1,85 @@
+from concurrent.futures import ThreadPoolExecutor
+import datetime
+import os
+import zoneinfo
+import requests
+import time
+
+
+stage = os.getenv("STAGE", 'local')
+if stage == 'local':
+    QUEUES_URL = 'http://localhost:1239'
+else:
+    QUEUES_URL = 'http://queues:1239'
+
+
+class QueuesException(Exception):
+    ...
+
+
+class TasksHandlerMixin:
+    def __init__(self, *args, **kwargs):
+        super().__init__(*args, **kwargs)
+        self.executor = ThreadPoolExecutor(max_workers=1)
+
+    def _send_metric(self, start: datetime.datetime, end: datetime.datetime, success: bool):
+        def send():
+            requests.post(f'{QUEUES_URL}/api/v1/metric', json={
+                'service': 'b-jokes',
+                'queue': self.queue_name,
+                'success': success,
+                'timestamp': start.strftime("%Y-%m-%dT%H:%M:%S") + "Z",
+                "success": success,
+                "execution_time_ms": (end - start).microseconds // 1000,
+                "environment": stage,
+            })
+        
+        self.executor.submit(send)
+
+    def poll(self):
+        while True:
+            try:
+                response = requests.get(f'{QUEUES_URL}/api/v1/take', headers={'queue': self.queue_name}).json()
+            except requests.JSONDecodeError:
+                print('Unable to decode json')
+                time.sleep(3)
+                continue
+            task = response.get('task')
+            if not task:
+                time.sleep(0.2)
+                continue
+            start = datetime.datetime.now(zoneinfo.ZoneInfo("Europe/Moscow"))
+            try:
+                print(f'process task with id {task["id"]}, attempt {task["attempt"]}')
+                self.process(task['payload'])
+                success = True
+            except Exception as exc:
+                print(f'Error processing message id={task["id"]}, payload={task["payload"]}, exc={exc}')
+                success = False
+            end = datetime.datetime.now(zoneinfo.ZoneInfo("Europe/Moscow"))
+            if success:
+                try:
+                    resp = requests.post(f'{QUEUES_URL}/api/v1/finish', json={'id': task['id']})
+                    if resp.status_code != 202:
+                        raise QueuesException
+                    print(f'finish task with id {task["id"]}')
+                except:
+                    print(f'Failed to finish task id={task["id"]}')
+            self._send_metric(start, end, success)
+
+    @property
+    def queue_name(self):
+        raise NotImplemented
+
+    def process(self, payload):
+        raise NotImplemented
+
+
+def set_task(queue_name: str, payload: dict, seconds_to_execute: int, delay: int|None = None):
+    resp = requests.post(f'{QUEUES_URL}/api/v1/put', headers={'queue': queue_name}, json={
+        'payload': payload,
+        'seconds_to_execute': seconds_to_execute,
+        'delay': delay,
+    })
+    if resp.status_code != 202:
+        raise QueuesException

main.py

@@ -1,5 +1,9 @@
+import os
 from flask import Flask, request, make_response
 
+from helpers.configurator import ConfiguratorClient
+from helpers.jokes import get_random
+from helpers.queues import TasksHandlerMixin, set_task
 import settings
 from helpers.events import events
 from processor import Processor
@@ -38,3 +42,35 @@ def run():
         a = 1 / 0
 
     app.run(host="0.0.0.0", port=8000, debug=settings.DEBUG)
+
+
+def bot():
+    configurator = ConfiguratorClient("b-jokes", os.getenv("STAGE", "local"))
+    class Bot(TasksHandlerMixin):
+        @property
+        def queue_name(self):
+            return "b_jokes_worker"
+
+        def process(self, payload):
+            text = payload.get('text')
+            if not text:
+                return
+            for word in configurator.get_config('words'):
+                if word in text:
+                    mes = 'Держи шутку!\n' + get_random()
+                    set_task(
+                        "botalka_mailbox", 
+                        {
+                            'project': 'b-jokes',
+                            'name': 'telegram-bot',
+                            'body': {
+                                'text': mes,
+                                'reply_to_message_id': payload['message_id'],
+                                'chat_id': payload['chat']['id'],
+                            }
+                        },
+                        1
+                    )
+                    return
+    
+    Bot().poll()