Fixed epic conflicts
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2020-05-08 23:10:13 +02:00
8 changed files with 123 additions and 22 deletions

View File

@ -8,11 +8,12 @@ from flask_classful import FlaskView
class ConsumersView(FlaskView):
def get(self):
# load the currently available consumer list from the redis database
consumer_list = json.loads((redis_client.get("consumer_list") or b"{}").decode('utf-8'))
keys = redis_client.keys('consumer_*')
# jsonify and return the list of active consumers
if 'full' in request.args:
return jsonify(consumer_list)
else:
return jsonify([v['ip'] for k, v in consumer_list.items()])
list_of_customer_ips = []
for key in keys:
info = json.loads((redis_client.get(key) or b"{}").decode('utf-8'))
list_of_customer_ips.append(info['ip'])
return jsonify(list_of_customer_ips)

View File

@ -19,15 +19,16 @@ class LogView(FlaskView):
if not last_known_remote_ip:
current_app.logger.info(f"New producer {remote_uuid} at {remote_ip}")
elif last_known_remote_ip != remote_ip:
current_app.logger.info(f"IP address of producer {remote_uuid} have changed: {last_known_remote_ip} -> {remote_ip}")
current_app.logger.info(
f"IP address of producer {remote_uuid} have changed: {last_known_remote_ip} -> {remote_ip}")
# update expirity
redis_client.set(prod_key, remote_ip.encode('utf-8'))
redis_client.expire(prod_key, 240)
redis_client.expire(prod_key, current_app.config["PRODUCER_TIMEOUT"])
# print out message
current_app.logger.info(f"New message: {request.json['message']}")
# return HTTP 204 - No content message
return Response(status=204)
return Response(status = 204)

View File

@ -1,4 +1,5 @@
import json
import time
from flask import request, current_app, jsonify
from flask_classful import FlaskView
from db import redis_client
@ -10,22 +11,25 @@ class SyncView(FlaskView):
remote_uuid = request.json['uuid']
remote_ip = request.remote_addr
# load the currently available consumer list from the redis database
consumer_list = json.loads((redis_client.get("consumer_list") or b"{}").decode('utf-8'))
cust_key = f"consumer_{remote_uuid}"
if remote_uuid not in consumer_list.keys():
# display newly registered consumer
last_known_info = json.loads((redis_client.get(cust_key) or b"{}").decode('utf-8'))
if not last_known_info:
current_app.logger.info(f"New consumer registered (unknown UUID): {remote_uuid} at {remote_ip}")
else:
if consumer_list[remote_uuid]['ip'] != remote_ip:
# log address changes
if last_known_info['ip'] != remote_ip:
current_app.logger.info(f"Address of consumer {remote_uuid} changed to {remote_ip}")
# update consumer list redis databasse
consumer_list.update(
{remote_uuid: {"ip": remote_ip}}
)
redis_client.set("consumer_list", json.dumps(consumer_list).encode('utf-8'))
info = {
"uuid": remote_uuid,
"ip": remote_ip,
"last_seen": time.time()
}
redis_client.set(cust_key, json.dumps(info).encode('utf-8'))
redis_client.expire(cust_key, current_app.config["CUSTOMER_TIMEOUT"])
# return with the current UUID
response = {