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|
---
kind: ConfigMap
metadata:
name: kafkacat
namespace: test-kafka
apiVersion: v1
data:
setup.sh: |-
touch /tmp/testlog
tail -f /tmp/testlog
test.sh: |-
exec >> /tmp/testlog
exec 2>&1
PC_WAIT=.2
MAX_AGE=5
UNIQUE="${HOSTNAME}@$(date -u -Ins)"
echo "${UNIQUE: -41:5}:Test $UNIQUE" >> /shared/produce.tmp
sleep $PC_WAIT
LAST=$(tail -n 1 /shared/consumed.tmp)
[ -z "$LAST" ] && echo "Nothing consumed" && exit 1
LAST_TS=$(echo $LAST | awk -F';' '{print $1}')
[ -z "$LAST_TS" ] && echo "Failed to get timestamp for message: $LAST" && exit 1
LAST_MSG=$(echo $LAST | awk -F';' '{print $4}')
NOW=$(date -u +%s%3N)
DIFF_S=$((($NOW - $LAST_TS)/1000))
DIFF_MS=$((($NOW - $LAST_TS)%1000))
#echo "$NOW ($(date +%FT%H:%M:%S.%3N)):"
#echo "$LAST_TS"
if [ $DIFF_S -gt $MAX_AGE ]; then
echo "Last message is $DIFF_S.$DIFF_MS old:"
echo "$LAST_MSG"
exit 10
fi
if [[ "$LAST_MSG" != *"$UNIQUE" ]]; then
echo "Last message (at $LAST_TS) isn't from this test run ($UNIQUE):"
echo "$LAST_MSG"
exit 11
fi
# get info about this message
kafkacat -Q -b $BOOTSTRAP -t test-kafkacat:0:$LAST_TS \
-X socket.timeout.ms=600 -X session.timeout.ms=300 -X request.timeout.ms=50 -X metadata.request.timeout.ms=600
[ $? -eq 0 ] || echo "At $(date +%FT%H:%M:%S.%3N) bootstrap broker(s) might be down"
# but don't fail the test; producer and consumer should keep going if there are other brokers
# 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: topic-test-kafkacat
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-kafkacat
- --partitions
- "1"
restartPolicy: Never
---
apiVersion: apps/v1beta2
kind: ReplicaSet
metadata:
name: kafkacat
namespace: test-kafka
spec:
# Note that this test sets a consumer group, but asserts assume that the tests gets its own messages
replicas: 1
selector:
matchLabels:
test-target: kafka-client-kafkacat
test-type: readiness
template:
metadata:
labels:
test-target: kafka-client-kafkacat
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/kafkacat@sha256:b32eedf936f3cde44cd164ddc77dfcf7565a8af4e357ff6de1abe4389ca530c9
env:
- name: BOOTSTRAP
value: bootstrap.kafka:9092
command:
- /bin/bash
- -cex
- >
echo "--- start $HOSTNAME $(date --iso-8601='ns' -u) ---" >> /shared/produce.tmp
;
tail -f /shared/produce.tmp |
kafkacat -P -b $BOOTSTRAP -t test-kafkacat -v -T -d broker -K ':'
;
volumeMounts:
- name: config
mountPath: /test
- name: shared
mountPath: /shared
- name: consumer
image: solsson/kafkacat@sha256:b32eedf936f3cde44cd164ddc77dfcf7565a8af4e357ff6de1abe4389ca530c9
env:
- name: BOOTSTRAP
value: bootstrap.kafka:9092
- name: CONSUMER_GROUP_ID
value: test-kafkacat-group
command:
- /bin/bash
- -cex
- >
kafkacat -b $BOOTSTRAP -G $CONSUMER_GROUP_ID test-kafkacat -o -1 -f '%T;%k:%p;%o;%s\n' -u -d broker |
tee /shared/consumed.tmp
;
volumeMounts:
- name: config
mountPath: /test
- name: shared
mountPath: /shared
- name: testcase
image: solsson/kafkacat@sha256:b32eedf936f3cde44cd164ddc77dfcf7565a8af4e357ff6de1abe4389ca530c9
env:
- name: BOOTSTRAP
value: bootstrap.kafka: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: kafkacat
- name: shared
emptyDir: {}
|
