kafka_ex v0.8.3 KafkaEx.Config View Source
Configuring KafkaEx
use Mix.Config
config :kafka_ex,
# A list of brokers to connect to. This can be in either of the following formats
#
# * [{"HOST", port}...]
# * CSV - `"HOST:PORT,HOST:PORT[,...]"`
#
# If you receive :leader_not_available
# errors when producing messages, it may be necessary to modify "advertised.host.name" in the
# server.properties file.
# In the case below you would set "advertised.host.name=localhost"
brokers: [
{"localhost", 9092},
{"localhost", 9093},
{"localhost", 9094},
],
#
# OR:
# brokers: "localhost:9092,localhost:9093,localhost:9094"
#
# the default consumer group for worker processes, must be a binary (string)
# NOTE if you are on Kafka < 0.8.2 or if you want to disable the use of
# consumer groups, set this to :no_consumer_group (this is the
# only exception to the requirement that this value be a binary)
consumer_group: "kafka_ex",
# Set this value to true if you do not want the default
# [`KafkaEx.Server`](KafkaEx.Server.html) worker to start during application start-up -
# i.e., if you want to start your own set of named workers
disable_default_worker: false,
# Timeout value, in msec, for synchronous operations (e.g., network calls).
# If this value is greater than GenServer's default timeout of 5000, it will also
# be used as the timeout for work dispatched via KafkaEx.Server.call (e.g., KafkaEx.metadata).
# In those cases, it should be considered a 'total timeout', encompassing both network calls and
# wait time for the genservers.
sync_timeout: 3000,
# Supervision max_restarts - the maximum amount of restarts allowed in a time frame
max_restarts: 10,
# Supervision max_seconds - the time frame in which :max_restarts applies
max_seconds: 60,
# Interval in milliseconds that GenConsumer waits to commit offsets.
commit_interval: 5_000,
# Threshold number of messages consumed for GenConsumer to commit offsets
# to the broker.
commit_threshold: 100,
# This is the flag that enables use of ssl
use_ssl: true,
# see SSL OPTION DESCRIPTIONS - CLIENT SIDE at http://erlang.org/doc/man/ssl.html
# for supported options
ssl_options: [
cacertfile: System.cwd <> "/ssl/ca-cert",
certfile: System.cwd <> "/ssl/cert.pem",
keyfile: System.cwd <> "/ssl/key.pem",
],
# set this to the version of the kafka broker that you are using
# include only major.minor.patch versions. must be at least 0.8.0
kafka_version: "0.9.0"
env_config = Path.expand("#{Mix.env}.exs", __DIR__)
if File.exists?(env_config) do
import_config(env_config)
end