ci(flink): support setting flink's version in the docker setup (ibis-project#8685)

Author: kszucs

.env

@@ -0,0 +1 @@
+FLINK_VERSION=1.18.1

.gitignore

@@ -40,7 +40,6 @@ dist
 coverage.xml
 
 # Environments
-.env
 .venv
 env/
 venv/

compose.yaml

@@ -379,7 +379,7 @@ services:
       - exasol:/data
 
   flink-jobmanager:
-    image: flink:1.18.1
+    image: flink:${FLINK_VERSION}
     environment:
       FLINK_PROPERTIES: |
         jobmanager.rpc.address: flink-jobmanager
@@ -390,8 +390,11 @@ services:
       - flink
 
   flink:
-    build: ./docker/flink
-    image: ibis-flink
+    image: ibis-flink-${FLINK_VERSION}
+    build:
+      context: ./docker/flink
+      args:
+        FLINK_VERSION: ${FLINK_VERSION}
     environment:
       FLINK_PROPERTIES: |
         jobmanager.rpc.address: flink-jobmanager

docker/flink/Dockerfile

@@ -1,7 +1,9 @@
-FROM flink:1.18.1
+ARG FLINK_VERSION=1.18.1
+FROM flink:${FLINK_VERSION}
 
 # ibis-flink requires PyFlink dependency
-RUN wget -nv -P $FLINK_HOME/lib/ https://repo1.maven.org/maven2/org/apache/flink/flink-python/1.18.1/flink-python-1.18.1.jar
+ARG FLINK_VERSION=1.18.1
+RUN wget -nv -P $FLINK_HOME/lib/ https://repo1.maven.org/maven2/org/apache/flink/flink-python/${FLINK_VERSION}/flink-python-${FLINK_VERSION}.jar
 
 # install python3 and pip3
 RUN apt-get update -y && \
@@ -12,4 +14,4 @@ RUN ln -s /usr/bin/python3 /usr/bin/python
 # install PyFlink
 ARG BUILDARCH
 ENV JAVA_HOME=/usr/lib/jvm/java-11-openjdk-${BUILDARCH:-amd64}
-RUN pip3 install apache-flink==1.18.1
+RUN pip3 install apache-flink==${FLINK_VERSION}