Flink 1.19 adaptations

Author: coutoPL

flink/Dockerfile

@@ -16,10 +16,11 @@ RUN echo '#!/bin/sh' > /ex-docker-entrypoint.sh && \
 COPY --from=lib_provider /libs/ /opt/flink/lib/
 
 USER flink
-COPY flink-properties.yml /opt/flink/conf/
 RUN mkdir -p /opt/flink/data && \
     chmod -R 777 /opt/flink/data
 
+COPY flink-properties.yml /opt/flink/conf/
+
 VOLUME /opt/flink/data
 
 ENTRYPOINT [ "/ex-docker-entrypoint.sh" ]

flink/flink-properties.yml

@@ -1,6 +1,6 @@
 taskmanager.numberOfTaskSlots: 8
 
-state.backend: filesystem
+state.backend.type: filesystem
 state.checkpoints.dir: file:///opt/flink/data/checkpoints
 state.savepoints.dir: file:///opt/flink/data/savepoints