Benennung vereinheitlicht und projektunabhängig gemacht

[demos/kafka/training] / README.sh

diff --git a/README.sh b/README.sh
index 95aae0b..6dbc9d9 100755 (executable)
--- a/README.sh
+++ b/README.sh
@@ -1,5 +1,7 @@
 #!/bin/bash
 
+IMAGE=juplo/endless-consumer:1.0-SNAPSHOT
+
 if [ "$1" = "cleanup" ]
 then
   docker-compose down -v
@@ -7,27 +9,77 @@ then
   exit
 fi
 
-mvn package || exit 1
-if [ "$1" = "build" ]; then exit; fi
-
-trap 'kill $(jobs -p) 2>/dev/null' EXIT
+docker-compose stop producer consumer
+docker-compose up -d zookeeper kafka cli
 
-docker-compose up -d
+if [[
+  $(docker image ls -q $IMAGE) == "" ||
+  "$1" = "build"
+]]
+then
+  docker-compose rm -svf consumer
+  mvn clean install || exit
+else
+  echo "Using image existing images:"
+  docker image ls $IMAGE
+fi
 
 echo "Waiting for the Kafka-Cluster to become ready..."
-docker-compose exec kafka cub kafka-ready -b kafka:9092 1 60 > /dev/null 2>&1 || exit 1
-
-echo "Producing messages"
-mvn exec:java@producer
-
-echo "Reading messages"
-mvn exec:java@consumer &
-sleep 7
-kill $(jobs -p)
-sleep 2
-
-echo "Re-Reading messages"
-mvn exec:java@consumer &
-sleep 7
-kill $(jobs -p)
-sleep 2
+docker-compose exec cli cub kafka-ready -b kafka:9092 1 60 > /dev/null 2>&1 || exit 1
+
+docker-compose exec -T cli bash << 'EOF'
+echo "Creating topic with 3 partitions..."
+kafka-topics --bootstrap-server kafka:9092 --delete --if-exists --topic test
+# tag::createtopic[]
+kafka-topics --bootstrap-server kafka:9092 --create --topic test --partitions 3
+# end::createtopic[]
+kafka-topics --bootstrap-server kafka:9092 --describe --topic test
+EOF
+
+docker-compose up -d producer consumer
+while ! [[ $(http 0:8080/actuator/health 2> /dev/null) =~ "UP" ]]; do echo "Waiting for producer..."; sleep 1; done
+while ! [[ $(http 0:8081/actuator/health 2> /dev/null) =~ "UP" ]]; do echo "Waiting for consumer..."; sleep 1; done
+while [[ "$(http :8081/state | jq -r .)" == "{}" ]]; do echo "Waiting for some state to show up..."; done
+
+http -v :8081/state
+
+docker-compose stop producer
+docker-compose exec -T cli bash << 'EOF'
+echo "Altering number of partitions from 3 to 7..."
+# tag::altertopic[]
+kafka-topics --bootstrap-server kafka:9092 --alter --topic test --partitions 7
+kafka-topics --bootstrap-server kafka:9092 --describe --topic test
+# end::altertopic[]
+EOF
+
+docker-compose start producer
+while ! [[ $(http 0:8080/actuator/health 2> /dev/null) =~ "UP" ]]; do echo "Waiting for producer..."; sleep 1; done
+
+sleep 1
+http -v :8081/state
+sleep 1
+http -v :8081/state
+sleep 1
+http -v :8081/state
+sleep 1
+http -v :8081/state
+sleep 1
+http -v :8081/state
+sleep 1
+http -v :8081/state
+sleep 1
+http -v :8081/state
+sleep 1
+http -v :8081/state
+sleep 1
+http -v :8081/state
+sleep 1
+http -v :8081/state
+sleep 1
+http -v :8081/state
+sleep 1
+http -v :8081/state
+sleep 1
+http -v :8081/state
+
+docker-compose stop producer