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-rw-r--r--10broker-config.yml14
-rw-r--r--50kafka.yml13
-rw-r--r--outside-services/outside-0.yml15
-rw-r--r--outside-services/outside-1.yml15
-rw-r--r--outside-services/outside-2.yml15
5 files changed, 71 insertions, 1 deletions
diff --git a/10broker-config.yml b/10broker-config.yml
index 2025bbf..c0c4c8c 100644
--- a/10broker-config.yml
+++ b/10broker-config.yml
@@ -22,6 +22,16 @@ data:
else
sed -i "s/#init#broker.rack=#init#/broker.rack=$ZONE/" /etc/kafka/server.properties
fi
+
+ kubectl -n $POD_NAMESPACE label pod $POD_NAME kafka-broker-id=$KAFKA_BROKER_ID
+
+ OUTSIDE_HOST=$(kubectl get node "$NODE_NAME" -o jsonpath='{.status.addresses[?(@.type=="InternalIP")].address}')
+ if [ $? -ne 0 ]; then
+ echo "Outside (i.e. cluster-external access) host lookup command failed"
+ else
+ OUTSIDE_HOST=${OUTSIDE_HOST}:3240${KAFKA_BROKER_ID}
+ sed -i "s|#init#advertised.listeners=OUTSIDE://#init#|advertised.listeners=OUTSIDE://${OUTSIDE_HOST}|" /etc/kafka/server.properties
+ fi
}
server.properties: |-
@@ -58,14 +68,18 @@ data:
# EXAMPLE:
# listeners = PLAINTEXT://your.host.name:9092
#listeners=PLAINTEXT://:9092
+ listeners=OUTSIDE://:9094,PLAINTEXT://:9092
# Hostname and port the broker will advertise to producers and consumers. If not set,
# it uses the value for "listeners" if configured. Otherwise, it will use the value
# returned from java.net.InetAddress.getCanonicalHostName().
#advertised.listeners=PLAINTEXT://your.host.name:9092
+ #init#advertised.listeners=OUTSIDE://#init#,PLAINTEXT://:9092
# Maps listener names to security protocols, the default is for them to be the same. See the config documentation for more details
#listener.security.protocol.map=PLAINTEXT:PLAINTEXT,SSL:SSL,SASL_PLAINTEXT:SASL_PLAINTEXT,SASL_SSL:SASL_SSL
+ listener.security.protocol.map=PLAINTEXT:PLAINTEXT,SSL:SSL,SASL_PLAINTEXT:SASL_PLAINTEXT,SASL_SSL:SASL_SSL,OUTSIDE:PLAINTEXT
+ inter.broker.listener.name=PLAINTEXT
# The number of threads that the server uses for receiving requests from the network and sending responses to the network
num.network.threads=3
diff --git a/50kafka.yml b/50kafka.yml
index 73a6485..e4451fd 100644
--- a/50kafka.yml
+++ b/50kafka.yml
@@ -21,6 +21,14 @@ spec:
valueFrom:
fieldRef:
fieldPath: spec.nodeName
+ - name: POD_NAME
+ valueFrom:
+ fieldRef:
+ fieldPath: metadata.name
+ - name: POD_NAMESPACE
+ valueFrom:
+ fieldRef:
+ fieldPath: metadata.namespace
command: ['/bin/bash', '/etc/kafka/init.sh']
volumeMounts:
- name: config
@@ -32,7 +40,10 @@ spec:
- name: KAFKA_LOG4J_OPTS
value: -Dlog4j.configuration=file:/etc/kafka/log4j.properties
ports:
- - containerPort: 9092
+ - name: inside
+ containerPort: 9092
+ - name: outside
+ containerPort: 9094
command:
- ./bin/kafka-server-start.sh
- /etc/kafka/server.properties
diff --git a/outside-services/outside-0.yml b/outside-services/outside-0.yml
new file mode 100644
index 0000000..7bc12bd
--- /dev/null
+++ b/outside-services/outside-0.yml
@@ -0,0 +1,15 @@
+kind: Service
+apiVersion: v1
+metadata:
+ name: outside-0
+ namespace: kafka
+spec:
+ selector:
+ app: kafka
+ kafka-broker-id: "0"
+ ports:
+ - protocol: TCP
+ targetPort: 9094
+ port: 32400
+ nodePort: 32400
+ type: NodePort \ No newline at end of file
diff --git a/outside-services/outside-1.yml b/outside-services/outside-1.yml
new file mode 100644
index 0000000..1642ee0
--- /dev/null
+++ b/outside-services/outside-1.yml
@@ -0,0 +1,15 @@
+kind: Service
+apiVersion: v1
+metadata:
+ name: outside-1
+ namespace: kafka
+spec:
+ selector:
+ app: kafka
+ kafka-broker-id: "1"
+ ports:
+ - protocol: TCP
+ targetPort: 9094
+ port: 32401
+ nodePort: 32401
+ type: NodePort \ No newline at end of file
diff --git a/outside-services/outside-2.yml b/outside-services/outside-2.yml
new file mode 100644
index 0000000..78c313c
--- /dev/null
+++ b/outside-services/outside-2.yml
@@ -0,0 +1,15 @@
+kind: Service
+apiVersion: v1
+metadata:
+ name: outside-2
+ namespace: kafka
+spec:
+ selector:
+ app: kafka
+ kafka-broker-id: "2"
+ ports:
+ - protocol: TCP
+ targetPort: 9094
+ port: 32402
+ nodePort: 32402
+ type: NodePort \ No newline at end of file