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---
kind: ConfigMap
metadata:
name: produce-consume
namespace: test-kafka
apiVersion: v1
data:
setup.sh: |-
touch /tmp/testlog
tail -f /tmp/testlog
test.sh: |-
exec >> /tmp/testlog
exec 2>&1
# As low as in kafkacat based test didn't work, but this value can likely be squeezed
PC_WAIT=2.0
UNIQUE="${HOSTNAME}@$(date -u -Ins)"
echo "Test $UNIQUE" >> /shared/produce.tmp
sleep $PC_WAIT
LAST=$(tail -n 1 /shared/consumed.tmp)
[ -z "$LAST" ] && echo "Nothing consumed yet" && exit 1
# Haven't found how to get message timestamp in console-consumer, see kafkacat based test instead
LAST_MSG=$LAST
if [[ "$LAST_MSG" != *"$UNIQUE" ]]; then
echo "Last message (at $(date +%FT%T)) isn't from this test run ($UNIQUE):"
echo "$LAST_MSG"
exit 11
fi
echo "OK ($LAST_MSG at $(date +%FT%T))"
# We haven't asserted that the consumer works, so we'll just have to assume that it will exit if it fails
exit 0
quit-on-nonzero-exit.sh: |-
exec >> /tmp/testlog
exec 2>&1
exit 0
---
apiVersion: batch/v1
kind: Job
metadata:
name: produce-consume
namespace: test-kafka
spec:
template:
spec:
containers:
- name: topic-create
image: solsson/kafka:1.0.0@sha256:17fdf1637426f45c93c65826670542e36b9f3394ede1cb61885c6a4befa8f72d
command:
- ./bin/kafka-topics.sh
- --zookeeper
- zookeeper.kafka.svc.cluster.local:2181
- --create
- --if-not-exists
- --topic
- test-produce-consume
- --partitions
- "1"
- --replication-factor
- "2"
restartPolicy: Never
---
apiVersion: apps/v1beta2
kind: Deployment
metadata:
name: produce-consume
namespace: test-kafka
spec:
replicas: 1
strategy:
type: Recreate
selector:
matchLabels:
test-target: kafka-client-console
test-type: readiness
template:
metadata:
labels:
test-target: kafka-client-console
test-type: readiness
# for example:
# readonly - can be used in production
# isolated - read/write but in a manner that does not affect other services
# load - unsuitable for production because it uses significant resources
# chaos - unsuitable for production because it injects failure modes
#test-use:
spec:
containers:
- name: producer
image: solsson/kafka:1.0.0@sha256:17fdf1637426f45c93c65826670542e36b9f3394ede1cb61885c6a4befa8f72d
env:
- name: BOOTSTRAP
value: kafka-0.broker.kafka.svc.cluster.local:9092
command:
- /bin/bash
- -cex
- >
echo "--- start $HOSTNAME $(date --iso-8601='ns' -u) ---" >> /shared/produce.tmp
;
tail -f /shared/produce.tmp |
./bin/kafka-console-producer.sh --broker-list $BOOTSTRAP --topic test-produce-consume
;
volumeMounts:
- name: config
mountPath: /test
- name: shared
mountPath: /shared
- name: consumer
image: solsson/kafka:1.0.0@sha256:17fdf1637426f45c93c65826670542e36b9f3394ede1cb61885c6a4befa8f72d
env:
- name: BOOTSTRAP
value: kafka-0.broker.kafka.svc.cluster.local:9092
command:
- /bin/bash
- -cex
- >
./bin/kafka-console-consumer.sh --bootstrap-server $BOOTSTRAP --topic test-produce-consume |
tee /shared/consumed.tmp
;
volumeMounts:
- name: config
mountPath: /test
- name: shared
mountPath: /shared
- name: testcase
image: solsson/kafkacat@sha256:ebebf47061300b14a4b4c2e1e4303ab29f65e4b95d34af1b14bb8f7ec6da7cef
env:
- name: BOOTSTRAP
value: kafka-0.broker.kafka.svc.cluster.local:9092
command:
- /bin/bash
- -e
- /test/setup.sh
readinessProbe:
exec:
command:
- /bin/bash
- -e
- /test/test.sh
initialDelaySeconds: 10
periodSeconds: 10
livenessProbe:
exec:
command:
- /bin/bash
- -e
- /test/quit-on-nonzero-exit.sh
volumeMounts:
- name: config
mountPath: /test
- name: shared
mountPath: /shared
volumes:
- name: config
configMap:
name: produce-consume
- name: shared
emptyDir: {}
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