Schönere YAML-Syntax für `setup`-Service

[demos/kafka/training] / docker / docker-compose.yml

diff --git a/docker/docker-compose.yml b/docker/docker-compose.yml
index ead6274..2991f81 100644 (file)
--- a/docker/docker-compose.yml
+++ b/docker/docker-compose.yml
@@ -6,6 +6,9 @@ services:
       ZOOKEEPER_CLIENT_PORT: 2181
     ports:
       - 2181:2181
+    volumes:
+      - zookeeper-data:/var/lib/zookeeper/data
+      - zookeeper-log:/var/lib/zookeeper/log
 
   kafka-1:
     image: confluentinc/cp-kafka:7.5.1
@@ -18,6 +21,8 @@ services:
       KAFKA_INTER_BROKER_LISTENER_NAME: BROKER
       KAFKA_OFFSETS_TOPIC_REPLICATION_FACTOR: 3
       KAFKA_AUTO_CREATE_TOPICS_ENABLE: "false"
+    volumes:
+      - kafka-1-data:/var/lib/kafka/data
     ports:
       - 9081:9081
     depends_on:
@@ -34,6 +39,8 @@ services:
       KAFKA_INTER_BROKER_LISTENER_NAME: BROKER
       KAFKA_OFFSETS_TOPIC_REPLICATION_FACTOR: 3
       KAFKA_AUTO_CREATE_TOPICS_ENABLE: "false"
+    volumes:
+      - kafka-2-data:/var/lib/kafka/data
     ports:
       - 9092:9082
       - 9082:9082
@@ -55,22 +62,81 @@ services:
       KAFKA_INTER_BROKER_LISTENER_NAME: BROKER
       KAFKA_OFFSETS_TOPIC_REPLICATION_FACTOR: 3
       KAFKA_AUTO_CREATE_TOPICS_ENABLE: "false"
+    volumes:
+      - kafka-3-data:/var/lib/kafka/data
     ports:
       - 9083:9083
     depends_on:
       - zookeeper
 
+  schema-registry:
+    image: confluentinc/cp-schema-registry:7.5.1
+    environment:
+      SCHEMA_REGISTRY_KAFKASTORE_BOOTSTRAP_SERVERS: kafka-1:9092,kafka-2:9092,kafka-3:9092
+      SCHEMA_REGISTRY_HOST_NAME: schema-registry
+      SCHEMA_REGISTRY_LISTENERS: http://0.0.0.0:8085
+      SCHEMA_REGISTRY_LOG4J_ROOT_LOGLEVEL: INFO
+    ports:
+      - 8085:8085
+    depends_on:
+      - kafka-1
+      - kafka-2
+      - kafka-3
+
+  connect:
+    image: confluentinc/cp-kafka-connect:7.5.1
+    environment:
+      CONNECT_BOOTSTRAP_SERVERS: kafka-1:9092,kafka-2:9092,kafka-3:9092
+      CONNECT_REST_PORT: 8083
+      CONNECT_REST_LISTENERS: http://0.0.0.0:8083
+      CONNECT_REST_ADVERTISED_HOST_NAME: connect
+      CONNECT_CONFIG_STORAGE_TOPIC: __connect-config
+      CONNECT_OFFSET_STORAGE_TOPIC: __connect-offsets
+      CONNECT_STATUS_STORAGE_TOPIC: __connect-status
+      CONNECT_GROUP_ID: kafka-connect
+      CONNECT_KEY_CONVERTER_SCHEMAS_ENABLE: "true"
+      CONNECT_KEY_CONVERTER: io.confluent.connect.avro.AvroConverter
+      CONNECT_KEY_CONVERTER_SCHEMA_REGISTRY_URL: http://schema-registry:8085
+      CONNECT_VALUE_CONVERTER_SCHEMAS_ENABLE: "true"
+      CONNECT_VALUE_CONVERTER: io.confluent.connect.avro.AvroConverter
+      CONNECT_VALUE_CONVERTER_SCHEMA_REGISTRY_URL: http://schema-registry:8085
+      CONNECT_INTERNAL_KEY_CONVERTER: org.apache.kafka.connect.json.JsonConverter
+      CONNECT_INTERNAL_VALUE_CONVERTER: org.apache.kafka.connect.json.JsonConverter
+      CONNECT_OFFSET_STORAGE_REPLICATION_FACTOR: 1
+      CONNECT_CONFIG_STORAGE_REPLICATION_FACTOR: 1
+      CONNECT_STATUS_STORAGE_REPLICATION_FACTOR: 1
+      CONNECT_PLUGIN_PATH: /usr/share/java/
+    ports:
+      - 8083:8083
+    depends_on:
+      - schema-registry
+
   setup:
     image: juplo/toolbox
-    command: >
-      bash -c "
-        kafka-topics --bootstrap-server kafka:9092 --delete --if-exists --topic test
-        kafka-topics --bootstrap-server kafka:9092 --create --topic test --partitions 2 --replication-factor 3 --config min.insync.replicas=2
-        echo Das Topic \'test\' wurde erfolgreich angelegt:
-        kafka-topics --bootstrap-server kafka:9092 --describe --topic test
-        echo \'docker-compose restart -t0 setup\' löscht das Topic und legt es neu an
-        sleep infinity
-      "
+    command:
+      - bash
+      - -c
+      - |
+        if [ -e INITIALIZED ]
+        then
+          echo -n Bereits konfiguriert: 
+          cat INITIALIZED
+          kafka-topics --bootstrap-server kafka:9092 --describe --topic test
+        else
+          kafka-topics --bootstrap-server kafka:9092 \
+                       --delete \
+                       --if-exists \
+                       --topic test
+          kafka-topics --bootstrap-server kafka:9092 \
+                       --create \
+                       --topic test \
+                       --partitions 2 \
+                       --replication-factor 3 \
+                       --config min.insync.replicas=2 \
+          && echo Das Topic \'test\' wurde erfolgreich angelegt: \
+          && kafka-topics --bootstrap-server kafka:9092 --describe --topic test \
+          && date > INITIALIZED
+        fi
     depends_on:
       - kafka-1
       - kafka-2
@@ -87,6 +153,11 @@ services:
             docker-kafka-server:
               properties:
                 bootstrap.servers: "kafka:9092"
+              schema-registry:
+                url: "http://schema-registry:8085"
+              connect:
+                - name: "connect"
+                  url: "http://connect:8083"
     depends_on:
       - kafka-1
       - kafka-2
@@ -97,3 +168,10 @@ services:
     command: sleep infinity
     depends_on:
       - setup
+
+volumes:
+  zookeeper-data:
+  zookeeper-log:
+  kafka-1-data:
+  kafka-2-data:
+  kafka-3-data: