From: Kai Moritz <kai@juplo.de>
Date: Sun, 29 Jan 2023 14:25:55 +0000 (+0100)
Subject: README.sh & Setup für die Übung `rest-producer--partitioning` umgestellt
X-Git-Tag: rest-producer--partitioning~1
X-Git-Url: http://juplo.de/gitweb/?a=commitdiff_plain;h=247b9d245f7b04985972baa20c2b93c8df1c0c5c;p=demos%2Fkafka%2Ftraining

README.sh & Setup für die Übung `rest-producer--partitioning` umgestellt
---

diff --git a/README.sh b/README.sh
index 3dc3476..b0b9604 100755
--- a/README.sh
+++ b/README.sh
@@ -10,7 +10,7 @@ then
 fi
 
 docker-compose up -d kafka-1 kafka-2 kafka-3 cli
-docker-compose rm -svf producer
+docker-compose rm -svf producer producer-0 producer-1
 
 if [[
   $(docker image ls -q $IMAGE) == "" ||
@@ -24,20 +24,36 @@ else
 fi
 
 docker-compose up setup
-docker-compose ps
-docker-compose up -d producer
-
-while ! [[ $(http 0:8080/actuator/health 2> /dev/null) =~ "UP" ]]; do echo "Waiting for producer..."; sleep 1; done
-
-# tag::success[]
-echo -n 'Hallo Welt!' | http -v :8080/foo
-# end::success[]
-
-# tag::failure[]
-dd if=/dev/zero bs=1024 count=1024  | http -v :8080/bar
-# end::failure[]
-
-# tag::timeout[]
-docker-compose stop kafka-1 kafka-2 kafka-3
-echo -n 'Hallo again...' | http -v --timeout 30 :8080/foo
-# end::timeout[]
+docker-compose up -d producer-0 producer-1
+while ! [[ $(http 0:8000/actuator/health 2> /dev/null) =~ "UP" ]]; do echo "Waiting for producer-0..."; sleep 1; done
+while ! [[ $(http 0:8001/actuator/health 2> /dev/null) =~ "UP" ]]; do echo "Waiting for producer-1..."; sleep 1; done
+docker-compose up -d consumer
+
+echo -n Nachricht 1 an Producer 0 | http -v :8000/foo
+echo -n Nachricht 1 an Producer 1 | http -v :8001/foo
+echo -n Nachricht 2 an Producer 0 | http -v :8000/bar
+echo -n Nachricht 2 an Producer 1 | http -v :8001/bar
+
+docker-compose logs consumer
+
+docker-compose exec -T cli bash << 'EOF'
+echo "Altering number of partitions from 3 to 7..."
+kafka-topics --bootstrap-server kafka:9092 --describe --topic test
+kafka-topics --bootstrap-server kafka:9092 --describe --topic test
+kafka-topics --bootstrap-server kafka:9092 --alter --topic test --partitions 7
+kafka-topics --bootstrap-server kafka:9092 --describe --topic test
+EOF
+
+docker-compose restart producer-0 producer-1
+while ! [[ $(http 0:8000/actuator/health 2> /dev/null) =~ "UP" ]]; do echo "Waiting for producer-0..."; sleep 1; done
+while ! [[ $(http 0:8001/actuator/health 2> /dev/null) =~ "UP" ]]; do echo "Waiting for producer-1..."; sleep 1; done
+
+echo -n Nachricht 3 an Producer 0 | http -v :8000/foo
+echo -n Nachricht 3 an Producer 1 | http -v :8001/foo
+echo -n Nachricht 4 an Producer 0 | http -v :8000/bar
+echo -n Nachricht 4 an Producer 1 | http -v :8001/bar
+
+docker-compose logs consumer
+
+kafkacat -b :9092 -t test -o 0 -p0 -f'p=%p|o=%o|k=%k|v=%s\n' -qe
+kafkacat -b :9092 -t test -o 0 -p1 -f'p=%p|o=%o|k=%k|v=%s\n' -qe
diff --git a/docker-compose.yml b/docker-compose.yml
index 195ffad..baf0d31 100644
--- a/docker-compose.yml
+++ b/docker-compose.yml
@@ -116,6 +116,28 @@ services:
       producer.client-id: producer
       producer.topic: test
 
+  producer-0:
+    image: juplo/rest-producer:1.0-SNAPSHOT
+    ports:
+      - 8000:8080
+    environment:
+      server.port: 8080
+      producer.bootstrap-server: kafka:9092
+      producer.client-id: producer-0
+      producer.topic: test
+      producer.partition: 0
+
+  producer-1:
+    image: juplo/rest-producer:1.0-SNAPSHOT
+    ports:
+      - 8001:8080
+    environment:
+      server.port: 8080
+      producer.bootstrap-server: kafka:9092
+      producer.client-id: producer-1
+      producer.topic: test
+      producer.partition: 1
+
   consumer:
     image: juplo/simple-consumer:1.0-SNAPSHOT
     command: kafka:9092 test my-group consumer