# Simple Kafka Producer, using confluent-kafka-python (librdkafka)

# Sample dockerfile to run this producer
#
# FROM python:3
# WORKDIR /usr/src/app
# RUN pip install --no-cache-dir  confluent-kafka==1.0.0
# COPY ca-cert .
# COPY rd.py .
# CMD ["python", "./rd.py"]

from confluent_kafka import Producer

def delivery_report(err, msg):
  if err is not None:
    print("Message delivery failed: {}".format(err))
  else:
    print('Message delivered to {} [{}]'.format(msg.topic(), msg.partition()))

topic = 'CLIENT_NAME-tests'

p = Producer({
  'bootstrap.servers': 'server.name:9094',
  'security.protocol': 'SASL_SSL',
  'ssl.ca.location': 'ca-cert',
  'sasl.mechanisms': 'PLAIN',
  'sasl.username': 'USERNAME',
  'sasl.password': 'XXX_YYY_ZZZ',
  'acks': 1,
  'compression.type': 'lz4',
  })

for i in range(1000000):
  message = "Event {}".format(i)
  p.produce(topic, message, on_delivery=delivery_report)
  print("{} Queue len: {}".format(message, len(p)))
  if len(p) > 90000:
    p.poll(0)

p.flush()