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# Apache Kafka 배포 (Strimzi Operator 기반)
## 1. 배포 방법
### 1) 배포시 주의 사항
- Apache Kafka 4.0.0은 KRaft 모드로만 동작하며 ZooKeeper가 필요하지 않습니다.
- Controller와 Broker 노드를 분리하여 배포합니다.
- OAuth 2.0 인증이 활성화되어 있으므로 Keycloak 설정이 필요합니다.
- Kafka Connect가 기본적으로 활성화되어 있습니다.
- 프로덕션 환경에서는 리소스 설정과 영속성 스토리지 설정을 반드시 확인해야 합니다.
### 2) 배포 방법
```sh
git clone https://github.com/paasup/service-catalog.git
cd charts/kafka
helm upgrade kafka ./ -f custom-values.yaml --install -n kafka --create-namespace
```
## 2. custom-values.yaml 예시
다음은 배포 시 사용할 수 있는 custom-values.yaml 파일의 예시입니다:
```yaml
kafka:
version: "4.0.0"
metadataVersion: "4.0"
timezone: "Asia/Seoul"
controller:
replicas: 3
storage:
size: 50Gi
class: longhorn
resources: {}
broker:
replicas: 3
storage:
size: 50Gi
class: longhorn
resources: {}
config:
offsetsTopicReplicationFactor: 3
transactionStateLogReplicationFactor: 3
transactionStateLogMinIsr: 2
defaultReplicationFactor: 3
minInsyncReplicas: 2
autoCreateTopicsEnable: false
numPartitions: 3
deleteTopicEnable: true
oauth:
enabled: true
keycloakUrl: "https://keycloak.example.com"
keycloakRealm: "your-realm"
keycloakClientId: "kafka-client"
kafkaConnect:
enabled: true
image: paasup/kafka-connect:0.2
replicas: 1
entityOperator:
topicOperator: {}
userOperator: {}
connectTopics:
partitions: 1
replicas: 3
config:
cleanupPolicy: compact
retentionMs: 604800000
segmentBytes: 1073741824
logging:
kafka:
rootLoggerLevel: INFO
connect:
rootLoggerLevel: INFO
```
## 3. custom-values.yaml 설정 설명
### 1) Kafka 기본 설정
| Name | 설명 | 기본값 |
| ----------------------- | --------------------- | ------------ |
| `kafka.version` | Kafka 버전 | `4.0.0` |
| `kafka.metadataVersion` | Kafka 메타데이터 버전 | `4.0` |
| `kafka.timezone` | Kafka 클러스터 타임존 | `Asia/Seoul` |
### 2) Controller 노드 설정
| Name | 설명 | 기본값 |
| -------------------------- | ----------------------------------- | ---------- |
| `controller.replicas` | Controller 노드 수 | `3` |
| `controller.storage.size` | Controller 영속성 볼륨 크기 | `50Gi` |
| `controller.storage.class` | Controller 영속성 볼륨 StorageClass | `longhorn` |
| `controller.resources` | Controller 리소스 제한 설정 | `{}` |
### 3) Broker 노드 설정
| Name | 설명 | 기본값 |
| ---------------------- | ------------------------------- | ---------- |
| `broker.replicas` | Broker 노드 수 | `3` |
| `broker.storage.size` | Broker 영속성 볼륨 크기 | `50Gi` |
| `broker.storage.class` | Broker 영속성 볼륨 StorageClass | `longhorn` |
| `broker.resources` | Broker 리소스 제한 설정 | `{}` |
### 4) Kafka 클러스터 설정
| Name | 설명 | 기본값 |
| --------------------------------------------- | ------------------------------------------ | ------- |
| `config.offsetsTopicReplicationFactor` | \_\_consumer_offsets 토픽의 복제 팩터 | `3` |
| `config.transactionStateLogReplicationFactor` | 트랜잭션 상태 로그의 복제 팩터 | `3` |
| `config.transactionStateLogMinIsr` | 트랜잭션 상태 로그의 최소 동기화 복제본 수 | `2` |
| `config.defaultReplicationFactor` | 새 토픽의 기본 복제 팩터 | `3` |
| `config.minInsyncReplicas` | 쓰기 작업에 필요한 최소 동기화 복제본 수 | `2` |
| `config.autoCreateTopicsEnable` | 토픽 자동 생성 활성화 여부 | `false` |
| `config.numPartitions` | 새 토픽의 기본 파티션 수 | `3` |
| `config.deleteTopicEnable` | 토픽 삭제 활성화 여부 | `true` |
### 5) OAuth 2.0 인증 설정
| Name | 설명 | 기본값 |
| ------------------------ | -------------------------- | ------------------------------ |
| `oauth.enabled` | OAuth 2.0 인증 활성화 여부 | `true` |
| `oauth.keycloakUrl` | Keycloak 서버 URL | `https://keycloak.example.com` |
| `oauth.keycloakRealm` | Keycloak Realm 이름 | `your-realm` |
| `oauth.keycloakClientId` | Keycloak Client ID | `kafka-client` |
### 6) Kafka Connect 설정
| Name | 설명 | 기본값 |
| ----------------------- | ------------------------- | -------------------------- |
| `kafkaConnect.enabled` | Kafka Connect 활성화 여부 | `true` |
| `kafkaConnect.image` | Kafka Connect 이미지 | `paasup/kafka-connect:0.2` |
| `kafkaConnect.replicas` | Kafka Connect 워커 수 | `1` |
### 7) Entity Operator 설정
| Name | 설명 | 기본값 |
| ------------------------------ | ------------------- | ------ |
| `entityOperator.topicOperator` | Topic Operator 설정 | `{}` |
| `entityOperator.userOperator` | User Operator 설정 | `{}` |
### 8) Kafka Connect 내부 토픽 설정
| Name | 설명 | 기본값 |
| ------------------------------------ | -------------------------------- | ------------ |
| `connectTopics.partitions` | Connect 내부 토픽의 파티션 수 | `1` |
| `connectTopics.replicas` | Connect 내부 토픽의 복제 팩터 | `3` |
| `connectTopics.config.cleanupPolicy` | 로그 정리 정책 (compact/delete) | `compact` |
| `connectTopics.config.retentionMs` | 로그 보관 기간 (밀리초, 7일) | `604800000` |
| `connectTopics.config.segmentBytes` | 로그 세그먼트 크기 (바이트, 1GB) | `1073741824` |
### 9) 로깅 설정
| Name | 설명 | 기본값 |
| --------------------------------- | ---------------------------- | ------ |
| `logging.kafka.rootLoggerLevel` | Kafka 루트 로거 레벨 | `INFO` |
| `logging.connect.rootLoggerLevel` | Kafka Connect 루트 로거 레벨 | `INFO` |
## 4. 배포 아키텍처
### 1) Controller와 Broker 분리 배포
- `controller.replicas: 3` - Controller 전용 노드 3개
- `broker.replicas: 3` - Broker 전용 노드 3개
- Controller와 Broker 역할을 분리하여 성능 최적화
- 대규모 프로덕션 환경에 적합
### 2) 고가용성 설정
- 복제 팩터 3으로 데이터 손실 방지
- 최소 동기화 복제본 2로 일관성 보장
- 각 노드에 50Gi 영속성 스토리지 할당
## 5. 클라이언트 연결
### 1) OAuth 2.0 인증을 사용한 클라이언트 설정 예시
```properties
bootstrap.servers=kafka-kafka-bootstrap:9092
security.protocol=SASL_PLAINTEXT
sasl.mechanism=OAUTHBEARER
sasl.jaas.config=org.apache.kafka.common.security.oauthbearer.OAuthBearerLoginModule required \
oauth.client.id="kafka-client" \
oauth.client.secret="<client-secret>" \
oauth.token.endpoint.uri="https://keycloak.example.com/realms/your-realm/protocol/openid-connect/token";
sasl.login.callback.handler.class=io.strimzi.kafka.oauth.client.JaasClientOauthLoginCallbackHandler
```
### 2) Keycloak 설정 확인
Keycloak에서 다음 설정을 확인하세요:
- Realm: `your-realm`
- Client ID: `kafka-client`
- Client Secret 생성 및 확인
- Service Account 활성화
## 6. Kafka Connect 사용
### 1) Connector 상태 확인
```sh
# Kafka Connect 로그 확인
kubectl logs -n kafka -l strimzi.io/cluster=kafka-connect
# Connector 목록 확인
kubectl get kafkaconnectors -n kafka
```
## 7. 트러블슈팅
### 1) 일반적인 문제
- **Pod 시작 실패**: Longhorn 스토리지 클래스 확인 및 리소스 부족 여부 확인
- **OAuth 인증 실패**: Keycloak URL, Realm, Client ID 설정 확인
- **Kafka Connect 연결 실패**: Connect 내부 토픽 생성 및 권한 확인
- **성능 문제**: 리소스 설정 및 파티션 수 조정
### 2) 로그 확인
```sh
# Kafka Controller 로그 확인
kubectl logs -n kafka kafka-kafka-controller-0
# Kafka Broker 로그 확인
kubectl logs -n kafka kafka-kafka-broker-0
# Kafka Connect 로그 확인
kubectl logs -n kafka -l strimzi.io/cluster=kafka-connect
```
### 3) 토픽 관리
```sh
# 토픽 목록 확인
kubectl get kafkatopics -n kafka
# 토픽 상세 정보 확인
kubectl describe kafkatopic test-topic -n kafka
```
### 4) 사용자 관리
```sh
# 사용자 목록 확인
kubectl get kafkausers -n kafka
```
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apiVersion: v2
name: kafka-cluster
description: A Helm chart for Kafka cluster with Strimzi operator
type: application
version: 0.1.0
appVersion: "4.0.0"
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# Kafka Cluster Helm Chart
Strimzi 오퍼레이터를 사용하는 Kafka 클러스터 배포를 위한 Helm 차트입니다.
## 사전 요구사항
- Kubernetes 1.19+
- Helm 3.0+
- Strimzi Kafka Operator가 클러스터에 설치되어 있어야 합니다
## 설치 방법
### 1. Strimzi Operator 설치 (아직 설치하지 않은 경우)
```bash
kubectl create namespace kafka
kubectl create -f 'https://strimzi.io/install/latest?namespace=kafka' -n kafka
```
### 2. Helm 차트 설치
```bash
# values.yaml 파일을 수정하여 환경에 맞게 설정
helm install kafka-cluster . -n kafka \
--set oauth.keycloakUrl="https://your-keycloak-url" \
--set oauth.keycloakRealm="your-realm" \
--set oauth.keycloakClientId="your-client-id"
```
또는 values 파일을 사용:
```bash
helm install kafka-cluster . -n kafka -f custom-values.yaml
```
## 설정
주요 설정 값들:
### Kafka 클러스터 설정
```yaml
kafka:
name: kafka-cluster
version: "4.0.0"
metadataVersion: "4.0"
timezone: "Asia/Seoul"
```
### Node Pool 설정
```yaml
controller:
replicas: 3
storage:
size: 50Gi
class: longhorn
broker:
replicas: 3
storage:
size: 50Gi
class: longhorn
```
### OAuth/Keycloak 설정
```yaml
oauth:
enabled: true
keycloakUrl: "" # 필수: Keycloak URL
keycloakRealm: "" # 필수: Keycloak Realm
keycloakClientId: "" # 필수: Client ID
```
### Kafka Connect 설정
```yaml
kafkaConnect:
enabled: true
image: paasup/kafka-connect:0.2
replicas: 1
```
## 업그레이드
```bash
helm upgrade kafka-cluster . -n kafka -f custom-values.yaml
```
## 삭제
```bash
helm uninstall kafka-cluster -n kafka
```
## 필수 Secret 생성
배포 전에 다음 Secret들을 생성해야 합니다:
### 1. Kafka OAuth Secret
```bash
kubectl create secret generic kafka-cluster-oauth-secret \
--from-literal=client-secret=YOUR_CLIENT_SECRET \
-n kafka
```
### 2. Kafka Connect OAuth Secret
```bash
kubectl create secret generic kafka-connect-oauth-secret \
--from-literal=client-secret=YOUR_CONNECT_CLIENT_SECRET \
-n kafka
```
### 3. Keycloak TLS Certificate
```bash
kubectl create secret generic keycloak-tls \
--from-file=ca.crt=path/to/ca.crt \
-n kafka
```
### 4. Truststore Secret
```bash
kubectl create secret generic truststore \
--from-file=truststore.jks=path/to/truststore.jks \
-n kafka
```
## 확인
배포 상태 확인:
```bash
# Kafka 클러스터 상태 확인
kubectl get kafka -n kafka
# Pod 상태 확인
kubectl get pods -n kafka
# Kafka Connect 상태 확인
kubectl get kafkaconnect -n kafka
```
## 문제 해결
로그 확인:
```bash
# Kafka broker 로그
kubectl logs -n kafka kafka-cluster-broker-0
# Kafka Connect 로그
kubectl logs -n kafka -l strimzi.io/cluster=kafka-cluster,strimzi.io/kind=KafkaConnect
```
## 라이선스
이 차트는 Apache License 2.0 하에 배포됩니다.
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kafka:
version: "4.0.0"
metadataVersion: "4.0"
timezone: "Asia/Seoul"
controller:
replicas: 3
storage:
size: 50Gi
class: longhorn
resources: {}
broker:
replicas: 3
storage:
size: 50Gi
class: longhorn
resources: {}
config:
offsetsTopicReplicationFactor: 3
transactionStateLogReplicationFactor: 3
transactionStateLogMinIsr: 2
defaultReplicationFactor: 3
minInsyncReplicas: 2
autoCreateTopicsEnable: false
numPartitions: 3
deleteTopicEnable: true
oauth:
enabled: true
keycloakUrl: "https://keycloak.example.com"
keycloakRealm: "your-realm"
keycloakClientId: "kafka-client"
kafkaConnect:
enabled: true
image: paasup/kafka-connect:0.2
replicas: 1
entityOperator:
topicOperator: {}
userOperator: {}
connectTopics:
partitions: 1
replicas: 3
config:
cleanupPolicy: compact
retentionMs: 604800000
segmentBytes: 1073741824
logging:
kafka:
rootLoggerLevel: INFO
connect:
rootLoggerLevel: INFO
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apiVersion: kafka.strimzi.io/v1beta2
kind: KafkaNodePool
metadata:
name: controller
namespace: "{{ .Namespace }}"
labels:
strimzi.io/cluster: "{{ .Name }}"
spec:
replicas: 3
roles:
- controller
storage:
type: jbod
volumes:
- id: 0
type: persistent-claim
size: 50Gi
kraftMetadata: shared
class: longhorn
resources:
requests:
cpu: 500m
memory: 1Gi
limits:
cpu: 1
memory: 2Gi
---
apiVersion: kafka.strimzi.io/v1beta2
kind: KafkaNodePool
metadata:
name: broker
namespace: "{{ .Namespace }}"
labels:
strimzi.io/cluster: "{{ .Name }}"
spec:
replicas: 3
roles:
- broker
storage:
type: jbod
volumes:
- id: 0
type: persistent-claim
size: 50Gi
class: longhorn
kraftMetadata: shared
resources:
requests:
cpu: 500m
memory: 1Gi
limits:
cpu: 1
memory: 2Gi
---
apiVersion: kafka.strimzi.io/v1beta2
kind: Kafka
metadata:
name: "{{ .Name }}"
namespace: "{{ .Namespace }}"
annotations:
strimzi.io/node-pools: enabled
strimzi.io/kraft: enabled
spec:
kafka:
version: 4.0.0
metadataVersion: "4.0"
template:
kafkaContainer:
env:
- name: KAFKA_OPTS
value: "-Duser.timezone=Asia/Seoul"
listeners:
- name: tls
type: cluster-ip
port: 9093
tls: false
authentication:
type: oauth
clientId: "{{.KEYCLOAK_CLIENT_ID}}"
clientSecret:
key: client-secret
secretName: kafka-cluster-oauth-secret
checkIssuer: true
checkAccessTokenType: true
accessTokenIsJwt: true
checkAudience: false
enableOauthBearer: true
validIssuerUri: "{{.KEYCLOAK_URL}}/realms/$KEYCLOAK_REALM"
jwksEndpointUri: "{{.KEYCLOAK_URL}}/realms/$KEYCLOAK_REALM/protocol/openid-connect/certs"
userNameClaim: preferred_username
customClaimCheck: "'{{.KEYCLOAK_CLIENT_ID}}' in @.realm_access.roles"
tlsTrustedCertificates:
- secretName: keycloak-tls
certificate: ca.crt
config:
offsets.topic.replication.factor: 3
transaction.state.log.replication.factor: 3
transaction.state.log.min.isr: 2
default.replication.factor: 3
min.insync.replicas: 2
auto.create.topics.enable: false
num.partitions: 3
delete.topic.enable: true
authorization:
type: simple
logging:
type: inline
loggers:
kafka.root.logger.level: INFO
entityOperator:
entityOperator:
topicOperator:
resources:
requests:
memory: 128Mi
cpu: 100m
limits:
memory: 256Mi
cpu: 200m
userOperator:
resources:
requests:
memory: 128Mi
cpu: 100m
limits:
memory: 256Mi
cpu: 200m
---
apiVersion: kafka.strimzi.io/v1beta2
kind: KafkaConnect
metadata:
name: "{{ .Name }}"
namespace: "{{ .Namespace }}"
labels:
strimzi.io/cluster: "{{ .Name }}"
annotations:
strimzi.io/use-connector-resources: "true"
spec:
image: paasup/kafka-connect:0.2
replicas: 1
bootstrapServers: "kafka-cluster-kafka-tls-bootstrap.{{ .Namespace }}.svc.cluster.local:9093"
config:
group.id: "{{ .Name }}-default-connect"
offset.storage.topic: "{{ .Name }}.connect-offsets"
config.storage.topic: "{{ .Name }}.connect-configs"
status.storage.topic: "{{ .Name }}.connect-status"
key.converter: org.apache.kafka.connect.json.JsonConverter
value.converter: org.apache.kafka.connect.json.JsonConverter
plugin.path: /opt/kafka/plugins
topic.creation.enable: "true"
authentication:
type: oauth
tokenEndpointUri: "{{.KEYCLOAK_URL}}/realms/$KEYCLOAK_REALM/protocol/openid-connect/token"
clientId: "{{.KEYCLOAK_CLIENT_ID}}-kafka-connect"
clientSecret:
secretName: kafka-connect-oauth-secret
key: client-secret
tlsTrustedCertificates:
- secretName: keycloak-tls
pattern: "ca.crt"
template:
connectContainer:
volumeMounts:
- name: truststore-volume
mountPath: /mnt/truststore/truststore.jks
subPath: truststore.jks
readOnly: true
pod:
volumes:
- name: truststore-volume
secret:
secretName: truststore
logging:
type: inline
loggers:
rootLogger.level: INFO
---
apiVersion: kafka.strimzi.io/v1beta2
kind: KafkaUser
metadata:
name: "service-account-{{.KEYCLOAK_CLIENT_ID}}-kafka-connect"
namespace: "{{ .Namespace }}"
labels:
strimzi.io/cluster: "{{ .Name }}"
spec:
authorization:
type: simple
acls:
- resource:
type: topic
name: "*"
patternType: literal
operations:
- Read
- Describe
- DescribeConfigs
- Write
- resource:
type: group
name: "*"
patternType: literal
operations:
- Read
- Write
- Describe
---
apiVersion: kafka.strimzi.io/v1beta2
kind: KafkaTopic
metadata:
labels:
strimzi.io/cluster: kafka-cluster
name: "{{ .Name }}-connect-offsets"
namespace: "{{ .Namespace }}"
spec:
partitions: 1
replicas: 3
topicName: "{{ .Name }}.connect-offsets"
config:
cleanup.policy: compact
retention.ms: 604800000
segment.bytes: 1073741824
---
apiVersion: kafka.strimzi.io/v1beta2
kind: KafkaTopic
metadata:
labels:
strimzi.io/cluster: kafka-cluster
name: "{{ .Name }}-connect-configs"
namespace: "{{ .Namespace }}"
spec:
partitions: 1
replicas: 3
topicName: "{{ .Name }}.connect-configs"
config:
cleanup.policy: compact
retention.ms: 604800000
segment.bytes: 1073741824
---
apiVersion: kafka.strimzi.io/v1beta2
kind: KafkaTopic
metadata:
labels:
strimzi.io/cluster: kafka-cluster
name: "{{ .Name }}-connect-status"
namespace: "{{ .Namespace }}"
spec:
partitions: 1
replicas: 3
topicName: "{{ .Name }}.connect-status"
config:
cleanup.policy: compact
retention.ms: 604800000
segment.bytes: 1073741824
@@ -0,0 +1,55 @@
{{/*
Expand the name of the chart.
*/}}
{{- define "kafka-cluster.name" -}}
{{- default .Chart.Name .Values.nameOverride | trunc 63 | trimSuffix "-" }}
{{- end }}
{{/*
Create a default fully qualified app name.
*/}}
{{- define "kafka-cluster.fullname" -}}
{{- if .Values.nameOverride }}
{{- .Values.nameOverride | trunc 63 | trimSuffix "-" }}
{{- else }}
{{- .Release.Name | default "kafka-cluster" | trunc 63 | trimSuffix "-" }}
{{- end }}
{{- end }}
{{/*
Create chart name and version as used by the chart label.
*/}}
{{- define "kafka-cluster.chart" -}}
{{- printf "%s-%s" .Chart.Name .Chart.Version | replace "+" "_" | trunc 63 | trimSuffix "-" }}
{{- end }}
{{/*
Common labels
*/}}
{{- define "kafka-cluster.labels" -}}
helm.sh/chart: {{ include "kafka-cluster.chart" . }}
{{ include "kafka-cluster.selectorLabels" . }}
{{- if .Chart.AppVersion }}
app.kubernetes.io/version: {{ .Chart.AppVersion | quote }}
{{- end }}
app.kubernetes.io/managed-by: {{ .Release.Service }}
{{- end }}
{{/*
Selector labels
*/}}
{{- define "kafka-cluster.selectorLabels" -}}
app.kubernetes.io/name: {{ include "kafka-cluster.name" . }}
app.kubernetes.io/instance: {{ .Release.Name }}
{{- end }}
{{/*
Create the name of the namespace to use
*/}}
{{- define "kafka-cluster.namespace" -}}
{{- if .Values.namespaceOverride }}
{{- .Values.namespaceOverride }}
{{- else }}
{{- .Release.Namespace }}
{{- end }}
{{- end }}
@@ -0,0 +1,53 @@
{{- if .Values.kafkaConnect.enabled }}
apiVersion: kafka.strimzi.io/v1beta2
kind: KafkaConnect
metadata:
name: {{ include "kafka-cluster.fullname" . }}
namespace: {{ include "kafka-cluster.namespace" . }}
labels:
strimzi.io/cluster: {{ include "kafka-cluster.fullname" . }}
{{- include "kafka-cluster.labels" . | nindent 4 }}
annotations:
strimzi.io/use-connector-resources: "true"
spec:
image: {{ .Values.kafkaConnect.image }}
replicas: {{ .Values.kafkaConnect.replicas }}
bootstrapServers: {{ include "kafka-cluster.fullname" . }}-kafka-tls-bootstrap.{{ include "kafka-cluster.namespace" . }}.svc.cluster.local:{{ .Values.listener.port }}
config:
group.id: {{ include "kafka-cluster.fullname" . }}-default-connect
offset.storage.topic: {{ include "kafka-cluster.fullname" . }}.connect-offsets
config.storage.topic: {{ include "kafka-cluster.fullname" . }}.connect-configs
status.storage.topic: {{ include "kafka-cluster.fullname" . }}.connect-status
key.converter: org.apache.kafka.connect.json.JsonConverter
value.converter: org.apache.kafka.connect.json.JsonConverter
plugin.path: /opt/kafka/plugins
topic.creation.enable: "true"
{{- if .Values.oauth.enabled }}
authentication:
type: oauth
tokenEndpointUri: {{ .Values.oauth.keycloakUrl }}/realms/{{ .Values.oauth.keycloakRealm }}/protocol/openid-connect/token
clientId: {{ .Values.oauth.keycloakClientId }}-kafka-connect
clientSecret:
secretName: {{ .Values.kafkaConnect.oauthSecretName }}
key: client-secret
tlsTrustedCertificates:
- secretName: {{ .Values.oauth.tlsSecretName }}
pattern: {{ .Values.oauth.tlsCertificate | quote }}
{{- end }}
template:
connectContainer:
volumeMounts:
- name: truststore-volume
mountPath: /mnt/truststore/truststore.jks
subPath: truststore.jks
readOnly: true
pod:
volumes:
- name: truststore-volume
secret:
secretName: {{ .Values.kafkaConnect.truststoreSecretName }}
logging:
type: inline
loggers:
rootLogger.level: {{ .Values.logging.connect.rootLoggerLevel }}
{{- end }}
@@ -0,0 +1,33 @@
apiVersion: kafka.strimzi.io/v1beta2
kind: KafkaNodePool
metadata:
name: broker
namespace: {{ include "kafka-cluster.namespace" . }}
labels:
strimzi.io/cluster: {{ include "kafka-cluster.fullname" . }}
{{- include "kafka-cluster.labels" . | nindent 4 }}
spec:
replicas: {{ .Values.broker.replicas }}
roles:
- broker
storage:
type: jbod
volumes:
- id: 0
type: persistent-claim
size: {{ .Values.broker.storage.size }}
class: {{ .Values.broker.storage.class }}
kraftMetadata: shared
{{- if .Values.broker.resources }}
resources:
{{- if .Values.broker.resources.requests }}
requests:
cpu: {{ .Values.broker.resources.requests.cpu }}
memory: {{ .Values.broker.resources.requests.memory }}
{{- end }}
{{- if .Values.broker.resources.limits }}
limits:
cpu: {{ .Values.broker.resources.limits.cpu }}
memory: {{ .Values.broker.resources.limits.memory }}
{{- end }}
{{- end }}
@@ -0,0 +1,33 @@
apiVersion: kafka.strimzi.io/v1beta2
kind: KafkaNodePool
metadata:
name: controller
namespace: {{ include "kafka-cluster.namespace" . }}
labels:
strimzi.io/cluster: {{ include "kafka-cluster.fullname" . }}
{{- include "kafka-cluster.labels" . | nindent 4 }}
spec:
replicas: {{ .Values.controller.replicas }}
roles:
- controller
storage:
type: jbod
volumes:
- id: 0
type: persistent-claim
size: {{ .Values.controller.storage.size }}
kraftMetadata: shared
class: {{ .Values.controller.storage.class }}
{{- if .Values.controller.resources }}
resources:
{{- if .Values.controller.resources.requests }}
requests:
cpu: {{ .Values.controller.resources.requests.cpu }}
memory: {{ .Values.controller.resources.requests.memory }}
{{- end }}
{{- if .Values.controller.resources.limits }}
limits:
cpu: {{ .Values.controller.resources.limits.cpu }}
memory: {{ .Values.controller.resources.limits.memory }}
{{- end }}
{{- end }}
@@ -0,0 +1,53 @@
{{- if .Values.kafkaConnect.enabled }}
---
apiVersion: kafka.strimzi.io/v1beta2
kind: KafkaTopic
metadata:
labels:
strimzi.io/cluster: {{ include "kafka-cluster.fullname" . }}
{{- include "kafka-cluster.labels" . | nindent 4 }}
name: {{ include "kafka-cluster.fullname" . }}-connect-offsets
namespace: {{ include "kafka-cluster.namespace" . }}
spec:
partitions: {{ .Values.connectTopics.partitions }}
replicas: {{ .Values.connectTopics.replicas }}
topicName: {{ include "kafka-cluster.fullname" . }}.connect-offsets
config:
cleanup.policy: {{ .Values.connectTopics.config.cleanupPolicy }}
retention.ms: {{ .Values.connectTopics.config.retentionMs }}
segment.bytes: {{ .Values.connectTopics.config.segmentBytes }}
---
apiVersion: kafka.strimzi.io/v1beta2
kind: KafkaTopic
metadata:
labels:
strimzi.io/cluster: {{ include "kafka-cluster.fullname" . }}
{{- include "kafka-cluster.labels" . | nindent 4 }}
name: {{ include "kafka-cluster.fullname" . }}-connect-configs
namespace: {{ include "kafka-cluster.namespace" . }}
spec:
partitions: {{ .Values.connectTopics.partitions }}
replicas: {{ .Values.connectTopics.replicas }}
topicName: {{ include "kafka-cluster.fullname" . }}.connect-configs
config:
cleanup.policy: {{ .Values.connectTopics.config.cleanupPolicy }}
retention.ms: {{ .Values.connectTopics.config.retentionMs }}
segment.bytes: {{ .Values.connectTopics.config.segmentBytes }}
---
apiVersion: kafka.strimzi.io/v1beta2
kind: KafkaTopic
metadata:
labels:
strimzi.io/cluster: {{ include "kafka-cluster.fullname" . }}
{{- include "kafka-cluster.labels" . | nindent 4 }}
name: {{ include "kafka-cluster.fullname" . }}-connect-status
namespace: {{ include "kafka-cluster.namespace" . }}
spec:
partitions: {{ .Values.connectTopics.partitions }}
replicas: {{ .Values.connectTopics.replicas }}
topicName: {{ include "kafka-cluster.fullname" . }}.connect-status
config:
cleanup.policy: {{ .Values.connectTopics.config.cleanupPolicy }}
retention.ms: {{ .Values.connectTopics.config.retentionMs }}
segment.bytes: {{ .Values.connectTopics.config.segmentBytes }}
{{- end }}
@@ -0,0 +1,31 @@
{{- if .Values.kafkaConnect.enabled }}
apiVersion: kafka.strimzi.io/v1beta2
kind: KafkaUser
metadata:
name: service-account-{{ .Values.oauth.keycloakClientId }}-kafka-connect
namespace: {{ include "kafka-cluster.namespace" . }}
labels:
strimzi.io/cluster: {{ include "kafka-cluster.fullname" . }}
{{- include "kafka-cluster.labels" . | nindent 4 }}
spec:
authorization:
type: simple
acls:
- resource:
type: topic
name: "*"
patternType: literal
operations:
- Read
- Describe
- DescribeConfigs
- Write
- resource:
type: group
name: "*"
patternType: literal
operations:
- Read
- Write
- Describe
{{- end }}
+80
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@@ -0,0 +1,80 @@
apiVersion: kafka.strimzi.io/v1beta2
kind: Kafka
metadata:
name: {{ include "kafka-cluster.fullname" . }}
namespace: {{ include "kafka-cluster.namespace" . }}
labels:
{{- include "kafka-cluster.labels" . | nindent 4 }}
annotations:
strimzi.io/node-pools: enabled
strimzi.io/kraft: enabled
spec:
kafka:
version: {{ .Values.kafka.version }}
metadataVersion: {{ .Values.kafka.metadataVersion | quote }}
template:
kafkaContainer:
env:
- name: KAFKA_OPTS
value: "-Duser.timezone={{ .Values.kafka.timezone }}"
listeners:
- name: tls
type: cluster-ip
port: {{ .Values.listener.port }}
tls: {{ .Values.listener.tls }}
{{- if .Values.oauth.enabled }}
authentication:
type: oauth
clientId: {{ .Values.oauth.keycloakClientId | quote }}
clientSecret:
key: {{ .Values.oauth.secretKey }}
secretName: {{ .Values.oauth.secretName }}
checkIssuer: true
checkAccessTokenType: true
accessTokenIsJwt: true
checkAudience: false
enableOauthBearer: true
validIssuerUri: {{ .Values.oauth.keycloakUrl }}/realms/{{ .Values.oauth.keycloakRealm }}
jwksEndpointUri: {{ .Values.oauth.keycloakUrl }}/realms/{{ .Values.oauth.keycloakRealm }}/protocol/openid-connect/certs
userNameClaim: preferred_username
customClaimCheck: "'{{ .Values.oauth.keycloakClientId }}' in @.realm_access.roles"
tlsTrustedCertificates:
- secretName: {{ .Values.oauth.tlsSecretName }}
certificate: {{ .Values.oauth.tlsCertificate }}
{{- end }}
config:
offsets.topic.replication.factor: {{ .Values.config.offsetsTopicReplicationFactor }}
transaction.state.log.replication.factor: {{ .Values.config.transactionStateLogReplicationFactor }}
transaction.state.log.min.isr: {{ .Values.config.transactionStateLogMinIsr }}
default.replication.factor: {{ .Values.config.defaultReplicationFactor }}
min.insync.replicas: {{ .Values.config.minInsyncReplicas }}
auto.create.topics.enable: {{ .Values.config.autoCreateTopicsEnable }}
num.partitions: {{ .Values.config.numPartitions }}
delete.topic.enable: {{ .Values.config.deleteTopicEnable }}
authorization:
type: simple
logging:
type: inline
loggers:
kafka.root.logger.level: {{ .Values.logging.kafka.rootLoggerLevel }}
entityOperator:
topicOperator:
{{- if .Values.entityOperator.topicOperator.resources }}
resources:
requests:
memory: {{ .Values.entityOperator.topicOperator.resources.requests.memory }}
cpu: {{ .Values.entityOperator.topicOperator.resources.requests.cpu }}
limits:
memory: {{ .Values.entityOperator.topicOperator.resources.limits.memory }}
cpu: {{ .Values.entityOperator.topicOperator.resources.limits.cpu }}
{{- end }}
userOperator:
{{- if .Values.entityOperator.userOperator.resources }}
resources:
requests:
memory: {{ .Values.entityOperator.userOperator.resources.requests.memory }}
cpu: {{ .Values.entityOperator.userOperator.resources.requests.cpu }}
limits:
memory: {{ .Values.entityOperator.userOperator.resources.limits.memory }}
cpu: {{ .Values.entityOperator.userOperator.resources.limits.cpu }}
{{- end }}
+106
View File
@@ -0,0 +1,106 @@
# Default values for kafka-cluster
nameOverride: ""
namespaceOverride: ""
# Kafka cluster configuration
kafka:
version: "4.0.0"
metadataVersion: "4.0"
timezone: "Asia/Seoul"
# Node pool configuration
controller:
replicas: 3
storage:
size: 50Gi
class: longhorn
resources:
requests:
cpu: 500m
memory: 1Gi
limits:
cpu: 1
memory: 2Gi
broker:
replicas: 3
storage:
size: 50Gi
class: longhorn
resources:
requests:
cpu: 500m
memory: 1Gi
limits:
cpu: 1
memory: 2Gi
# Kafka configuration
config:
offsetsTopicReplicationFactor: 3
transactionStateLogReplicationFactor: 3
transactionStateLogMinIsr: 2
defaultReplicationFactor: 3
minInsyncReplicas: 2
autoCreateTopicsEnable: false
numPartitions: 3
deleteTopicEnable: true
# Listener configuration
listener:
port: 9093
tls: false
# OAuth/Keycloak configuration
oauth:
enabled: true
keycloakUrl: ""
keycloakRealm: ""
keycloakClientId: ""
secretName: kafka-cluster-oauth-secret
secretKey: client-secret
tlsSecretName: keycloak-tls
tlsCertificate: ca.crt
# Kafka Connect configuration
kafkaConnect:
enabled: true
image: paasup/kafka-connect:0.2
replicas: 1
oauthSecretName: kafka-connect-oauth-secret
truststoreSecretName: truststore
# Entity Operator
entityOperator:
topicOperator:
resources:
requests:
memory: 128Mi
cpu: 100m
limits:
memory: 256Mi
cpu: 200m
userOperator:
resources:
requests:
memory: 128Mi
cpu: 100m
limits:
memory: 256Mi
cpu: 200m
# Kafka Topics for Connect
connectTopics:
partitions: 1
replicas: 3
config:
cleanupPolicy: compact
retentionMs: 604800000
segmentBytes: 1073741824
# Logging
logging:
kafka:
rootLoggerLevel: INFO
connect:
rootLoggerLevel: INFO