Finalize minimal setup for s3-avro kafka connect

.gitignore

@@ -4,5 +4,7 @@
 **/*.config
 **/*.example*
 *.md
+docs
+./docs
 **/*.md*
 !README.md

connector-mgmt-topics/connect-configs-topic.yaml

@@ -1,7 +1,7 @@
 apiVersion: kafka.strimzi.io/v1beta2
 kind: KafkaTopic
 metadata:
-  name: connect-configs
+  name: kafka-connect-cluster-configs
   namespace: kafka
   labels:
     strimzi.io/cluster: kafka-cluster

connector-mgmt-topics/connect-offsets-topic.yaml

@@ -1,7 +1,7 @@
 apiVersion: kafka.strimzi.io/v1beta2
 kind: KafkaTopic
 metadata:
-  name: connect-offsets
+  name: kafka-connect-cluster-offsets
   namespace: kafka
   labels:
     strimzi.io/cluster: kafka-cluster

connector-mgmt-topics/connect-status-topic.yaml

@@ -1,7 +1,7 @@
 apiVersion: kafka.strimzi.io/v1beta2
 kind: KafkaTopic
 metadata:
-  name: connect-status
+  name: kafka-connect-cluster-status
   namespace: kafka
   labels:
     strimzi.io/cluster: kafka-cluster

docker/Dockerfile

@@ -0,0 +1,17 @@
+# FROM confluentinc/cp-kafka-connect:7.0.9 as cp
+FROM confluentinc/cp-kafka-connect:7.7.1 as cp
+RUN confluent-hub install --no-prompt confluentinc/kafka-connect-s3:10.5.17
+RUN confluent-hub install --no-prompt confluentinc/kafka-connect-avro-converter:7.7.1
+
+
+FROM quay.io/strimzi/kafka:0.34.0-kafka-3.4.0
+USER root:root
+COPY --from=cp /usr/share/confluent-hub-components/ /opt/kafka/plugins/
+
+# Rename files
+COPY rename_files.sh /opt/kafka/rename_files.sh
+RUN chmod +x /opt/kafka/rename_files.sh && \
+    # Run the script during the build process
+    /opt/kafka/rename_files.sh && \
+    # Remove the script after execution
+    rm /opt/kafka/rename_files.sh

docker/rename_files.sh

@@ -0,0 +1,14 @@
+#!/bin/bash
+PLUGIN_DIR="/opt/kafka/plugins"
+for folder in "$PLUGIN_DIR"/*; do
+  if [ -d "$folder" ]; then
+    # Remove the specific prefix from the folder name #=remove left expr
+    new_name="${folder#"$PLUGIN_DIR"/confluentinc-kafka-connect-}"
+    # Perform the move and handle errors
+    if mv "$folder" "$PLUGIN_DIR/$new_name"; then
+      echo "Successfully renamed: $folder to $PLUGIN_DIR/$new_name"
+    else
+      echo "Error renaming: $folder"
+    fi
+  fi
+done

docker/s3-kafka-connect-manual-build.yaml

@@ -0,0 +1,42 @@
+apiVersion: kafka.strimzi.io/v1beta2
+kind: KafkaConnect
+metadata:
+  name: kafka-connect-cluster
+  namespace: kafka
+  annotations:
+    strimzi.io/use-connector-resources: "true"
+spec:
+  replicas: 1
+  bootstrapServers: kafka-cluster-kafka-plainext-bootstrap:9092
+  config:
+    group.id: kafka-connect-cluster
+    offset.storage.topic: kafka-connect-cluster-offsets
+    config.storage.topic: kafka-connect-cluster-configs
+    status.storage.topic: kafka-connect-cluster-status
+    key.converter: io.confluent.connect.avro.AvroConverter
+    value.converter: io.confluent.connect.avro.AvroConverter
+    key.converter.schema.registry.url: http://89.47.191.210:30081
+    value.converter.schema.registry.url: http://89.47.191.210:30081
+    config.storage.replication.factor: 1
+    offset.storage.replication.factor: 1
+    status.storage.replication.factor: 1
+  build:
+    output:
+      type: docker
+      image: platform.sunet.se/benedith/strimzi-kafka-connectors:latest
+      pushSecret: docker-platform-creds
+    plugins:
+    - name: kafka-connect-s3
+      artifacts:
+      - type: jar
+        url: https://platform.sunet.se/benedith/strimzi-kafka-connectors/raw/branch/main/jars/kafka-connect-s3-10.4.10.jar
+        sha512sum: 56927fe694c2eec13318f52179d6c255357dd8a391a2f67858b5db15d7c13ef14a7939c47ac4ef2664004e871d512127b2abd3ffe600ecd18177cb39c43e1d45
+    - name: confluent-avro-connector
+      artifacts:
+      - type: jar
+        url: https://platform.sunet.se/benedith/strimzi-kafka-connectors/raw/branch/main/jars/kafka-connect-avro-converter-7.6.3.jar
+        sha512sum: ff53b82746475eae7b4b7e85ec05eeaa16c458225979b05d2018ca594fc9fdd10996bad0c17dbc5bd3ae128c0fd646cfd3d2ea2e4058964c44584f0174f83b0b
+  template:
+    pod:
+      imagePullSecrets:
+      - name: docker-platform-creds

s3-kafka-connect.yaml

@@ -8,6 +8,10 @@ metadata:
 spec:
   replicas: 1
   bootstrapServers: kafka-cluster-kafka-plainext-bootstrap:9092
+  # tls:
+  #   trustedCertificates:
+  #   - secretName: my-cluster-cluster-ca-cert
+  #     certificate: ca.crt
   config:
     group.id: kafka-connect-cluster
     offset.storage.topic: kafka-connect-cluster-offsets
@@ -20,32 +24,34 @@ spec:
     config.storage.replication.factor: 1
     offset.storage.replication.factor: 1
     status.storage.replication.factor: 1
+  externalConfiguration:
+    env:
+    - name: AWS_ACCESS_KEY_ID
+      valueFrom:
+        secretKeyRef:
+          name: s3-minio-creds
+          key: AWS_ACCESS_KEY_ID
+    - name: AWS_SECRET_ACCESS_KEY
+      valueFrom:
+        secretKeyRef:
+          name: s3-minio-creds
+          key: AWS_SECRET_ACCESS_KEY
   build:
     output:
       type: docker
       image: platform.sunet.se/benedith/das-kafka-connect-cluster:latest
       pushSecret: docker-platform-creds
     plugins:
-    - name: connect-api
-      artifacts:
-      - type: jar
-        url: https://platform.sunet.se/benedith/strimzi-kafka-connectors/raw/branch/main/jars/connect-api-3.9.0.jar
-        sha512sum: bf3287ae1552d1bef97865a96ebfd9c482d2f477c41b51234261d1dbb33b487ac225224a3a860a37536e970e99a3d00ebc6ed17cb67450becbad554d9f39f35f
-    - name: kafka-connect-storage-common
-      artifacts:
-      - type: jar
-        url: https://platform.sunet.se/benedith/strimzi-kafka-connectors/raw/branch/main/jars/kafka-connect-storage-common-11.1.10.jar
-        sha512sum: 1788e0168edbdd21b550d6ab412d3e26be0f04d4730e88b6a0d746fe6d77b32720b6aec487144ed9c72001e5ddfd1098e9c753bb12efa29cdd31e67d76d201db
     - name: kafka-connect-s3
       artifacts:
-      - type: jar
+      - type: zip
-        url: https://platform.sunet.se/benedith/strimzi-kafka-connectors/raw/branch/main/jars/kafka-connect-s3-10.4.10.jar
+        url: https://platform.sunet.se/benedith/strimzi-kafka-connectors/raw/branch/main/jars/confluentinc-kafka-connect-s3-10.5.17.zip
-        sha512sum: 56927fe694c2eec13318f52179d6c255357dd8a391a2f67858b5db15d7c13ef14a7939c47ac4ef2664004e871d512127b2abd3ffe600ecd18177cb39c43e1d45
+        sha512sum: 51dc4eb5e618a7743b3d29c7c5586f5bda00a254a9f105ee816cad7c8e9509a7c1a1ea43351e77dcf97847900c21895962716ed6a1bfb2de4a2b4695233d8804
-    - name: confluent-avro-connector
+    - name: avro-connector
       artifacts:
-      - type: jar
+      - type: zip
-        url: https://platform.sunet.se/benedith/strimzi-kafka-connectors/raw/branch/main/jars/kafka-connect-avro-converter-7.6.3.jar
+        url: https://platform.sunet.se/benedith/strimzi-kafka-connectors/raw/branch/main/jars/confluentinc-kafka-connect-avro-converter-7.7.1.zip
-        sha512sum: ff53b82746475eae7b4b7e85ec05eeaa16c458225979b05d2018ca594fc9fdd10996bad0c17dbc5bd3ae128c0fd646cfd3d2ea2e4058964c44584f0174f83b0b
+        sha512sum: cebc6fece5c5551d3cff5f1cc8f4660e83da6292a9d695c1f8851af880661b2882e59ef0eeb3df395c3fc314e483cc26961d6a6df271237aab7ef2d8732af3f4
   template:
     pod:
       imagePullSecrets:

s3-kafka-connector.yaml

@@ -0,0 +1,56 @@
+apiVersion: kafka.strimzi.io/v1beta2
+kind: KafkaConnector
+metadata:
+  name: kafka-connect-s3-connector
+  namespace: kafka
+  labels:
+    strimzi.io/cluster: kafka-connect-cluster
+spec:
+  class: io.confluent.connect.s3.S3SinkConnector
+  tasksMax: 2
+  config:
+    # Core Connector Configuration
+    connector.class: io.confluent.connect.s3.S3SinkConnector
+    topics: test-topic
+
+    # S3 Configuration
+    s3.region: us-east-1
+    s3.bucket.name: openlake-tmp
+    s3.part.size: '1073741824' # Part size for upload (1 GB)
+
+    # Performance tuning
+    flush.size: 1000
+
+    # MinIO (or S3) store URL (use environment variable for security)
+    store.url: https://play.min.io:50000
+
+    # Storage and Format Configuration
+    storage.class: io.confluent.connect.s3.storage.S3Storage
+    format.class: io.confluent.connect.s3.format.parquet.ParquetFormat
+    partitioner.class: io.confluent.connect.storage.partitioner.TimeBasedPartitioner
+    path.format: "'year'=YYYY/'month'=MM/'day'=dd/'hour'=HH" # Added explicit path format
+    partition.duration.ms: 3600000 # Ensures hourly partitions for manageability
+
+    # Behavior settings 
+    behavior.on.null.values: ignore
+
+    # Serialization
+    # * Key
+    key.converter: org.apache.kafka.connect.storage.StringConverter
+    key.converter.schemas.enable: false # Avro schemas usually not needed for keys
+    key.converter.schema.registry.url: http://schema-registry-release-cp-schema-registry:8081
+    # * Value
+    value.converter: io.confluent.connect.avro.AvroConverter
+    value.converter.schema.registry.url: http://schema-registry-release-cp-schema-registry:8081
+    value.converter.schemas.enable: true
+    schema.compatibility: BACKWARD # Allow schema evolution
+
+    # Rotation and Batch Handling
+    rotate.interval.ms: 600000 # reduce overhead in high-throughput scenarios
+    key.converter.use.latest.version: true
+    value.converter.use.latest.version: true
+
+    # Optional: 
+    s3.compression.type: gzip
+    store.kafka.keys: true
+    logging.level: debug