Files
api_utils_converse_v2/playground/socketio/kafka_passthrough.py
T

155 lines
5.6 KiB
Python

"""
AUTHOR:
Khushal P Soonderji
DATE:
Saturday, 28th Dec., 2024
OBJECTIVE:
To provide a quick way to test out passthrough messages over Kafka.
REFERENCES:
N/A
DOWNLOADS:
N/A
"""
# *****************************************************************************************************************
# ***** ****
# *** IMPORT ***
# ***** ****
# *****************************************************************************************************************
# To make sibling directories accessible for imports:
import sys
sys.path.append(".")
sys.path.append("..")
# System-level:
import os
# Utils:
from utils_v2.string import json
from utils_v2.system import files
from utils_v2.date_time import date_time
from utils_v2.queue.async_kafka import ProducerKafka, ConsumerKafka, get_ssl_context
# For async activities:
import asyncio
# Common:
from shared import constants
# For random choices:
import random
# *****************************************************************************************************************
# ***** ****
# *** MACROS / ONE-TIME INIT ***
# ***** ****
# *****************************************************************************************************************
# --- Nothing Yet
# *****************************************************************************************************************
# ***** ****
# *** VARIABLES ***
# ***** ****
# *****************************************************************************************************************
# --- Nothing Yet
# *****************************************************************************************************************
# ***** ****
# *** FUNCTIONS ***
# ***** ****
# *****************************************************************************************************************
# --- Nothing Yet
# *****************************************************************************************************************
# ***** ****
# *** MAIN PROGRAM ***
# ***** ****
# *****************************************************************************************************************
if __name__ == "__main__":
# Define the test params:
TOPIC = "socket-io-bcast"
BOOTSTRAP_SERVERS = "del.ditscentre.in:9092"
cwd = files.get_cwd()
pdir = files.get_parent_directory(cwd, depth = 2)
SSL_CONTEXT = ssl_context = get_ssl_context(
ca_file = os.path.join(pdir, "creds", "kafka", "cert_authority.pem"),
cert_file = os.path.join(pdir, "creds", "kafka", "fullchain.pem"),
key_file = os.path.join(pdir, "creds", "kafka", "privkey.pem")
)
async def keep_producing():
# Create the producer:
my_producer = ProducerKafka(
topic = TOPIC,
bootstrap_servers = BOOTSTRAP_SERVERS,
security_protocol = "SSL",
ssl_context = SSL_CONTEXT
)
# Create a message for the producer to produce:
strategy_message = {
"to": "FC9O3N75Ax7B1v4NAAAD",
"event": "Strategy",
"namespace": "/finstitutions/trading",
"data": {
"message": "Your strategy ABC says buy XYZ.",
"playSound": True
}
}
corporate_action_message = {
"to": "FC9O3N75Ax7B1v4NAAAD",
"event": "Corporate Action",
"namespace": "/finstitutions/trading",
"data": {
"message": "Stock ABC has a corporate action tomorrow.",
"playSound": True,
"date": "29-Dec-2024",
"action": "Extraordinary Board Meeting"
}
}
# Keep sending the message in intervals:
while True:
producer_message = random.choice([
strategy_message,
corporate_action_message
])
success = await my_producer.produce(producer_message)
print("PRODUCED:", success)
await asyncio.sleep(1.0)
async def main():
await asyncio.gather(*[keep_producing()])
asyncio.run(main())