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Adds mirrormaker example for GKE clusters #175

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Adds mirrormaker example for GKE clusters #175

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d384382
Just a pod with the Kafka distribution
solsson May 1, 2018
9b66ed0
Specific to my current test clusters
solsson May 1, 2018
abbb2c3
Challenge: auto.offset.reset earliest makes it easy
solsson May 1, 2018
7b789be
Adapts to WARNING: The default partition assignment strategy of
solsson May 1, 2018
247a1c9
More cluster specific stuff, but I'd recommend
solsson May 1, 2018
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53 changes: 53 additions & 0 deletions mirrormaker/mirrormaker.yml
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Original file line number Diff line number Diff line change
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apiVersion: apps/v1
kind: Deployment
metadata:
name: mirror-a
namespace: kafka
labels:
app: mirrormaker
spec:
replicas: 1
selector:
matchLabels:
app: mirrormaker
strategy:
rollingUpdate:
maxSurge: 0
maxUnavailable: 1
template:
metadata:
labels:
app: mirrormaker
spec:
containers:
- name: kafka
image: solsson/kafka:1.1@sha256:ba863ca7dc28563930584e37f93d57c2cbf3f46b1c1fa104fe8af7bcc0c31df4
resources:
requests:
cpu: 0m
memory: 80Mi
limits:
cpu: 20m
memory: 200Mi
env:
- name: TARGET_BOOTSTRAP
value: bootstrap.kafka:9092
- name: SOURCE_BOOTSTRAP
value: mirror-from.kafka:32400,mirror-from.kafka:32401,mirror-from.kafka:32402
- name: WHITELIST
value: .*yolean.*operations.*
- name: GROUP_ID
value: mirror-to-4
command:
- bash
- -cex
- >
echo "bootstrap.servers=$SOURCE_BOOTSTRAP" > ./config/consumer.properties;
echo "group.id=$GROUP_ID" >> ./config/consumer.properties;
echo "auto.offset.reset=none" >> ./config/consumer.properties;
echo "partition.assignment.strategy=org.apache.kafka.clients.consumer.RoundRobinAssignor" >> ./config/consumer.properties;
echo "bootstrap.servers=$TARGET_BOOTSTRAP" > ./config/producer.properties;
echo "log4j.logger.org.apache.kafka.clients.Metadata=DEBUG" >> ./config/tools-log4j.properties;
echo "log4j.logger.org.apache.kafka.clients.consumer.internals.AbstractCoordinator=INFO" >> ./config/tools-log4j.properties;
echo "log4j.logger.org.apache.kafka.clients.NetworkClient=INFO" >> ./config/tools-log4j.properties;
./bin/kafka-mirror-maker.sh --consumer.config ./config/consumer.properties --producer.config ./config/producer.properties --whitelist "$WHITELIST"
32 changes: 32 additions & 0 deletions mirrormaker/source-endpoints.yml
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kind: Service
apiVersion: v1
metadata:
name: mirror-from
namespace: kafka
spec:
ports:
- name: outside-0
port: 32400
- name: outside-1
port: 32401
- name: outside-2
port: 32402
---
kind: Endpoints
apiVersion: v1
metadata:
name: mirror-from
namespace: kafka
subsets:
- addresses:
# source cluster: kubectl -n kafka get pods -l app=kafka -o yaml | grep outside
- ip: 10.132.0.13
- ip: 10.132.0.9
- ip: 10.132.0.10
ports:
- name: outside-0
port: 32400
- name: outside-1
port: 32401
- name: outside-2
port: 32402