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k8s.yml
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k8s.yml
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kind: ConfigMap
apiVersion: v1
metadata:
name: sharding-config
namespace: development
data:
application.conf: |+
ring {
etcd-server = "http://etcd-sharding.development.svc.yzer.local:2379"
kafka.servers = "etcd-sharding.development.svc.yzer.local:29092"
jdbc.url = "jdbc:postgresql://etcd-sharding.development.svc.yzer.local:5432/ring"
metrics {
prometheus-gateway {
host = "pushgw.monitoring.svc.yzer.local"
port = 9091
instance = "local"
instance = "etcd-stage-${ring.node-id}"
uri = /metrics/job/server/instance/${ring.metrics.prometheus-gateway.instance}
buffer-size = 32
backoff {
min = 1 sec
max = 2 sec
random-factor = 0.25
}
}
interval = 30 sec
}
}
---
apiVersion: v1
kind: Pod
metadata:
name: etcd-sharding
namespace: development
labels:
app: etcd-sharding
spec:
containers:
- name: db
image: postgres:10-alpine
env:
- name: POSTGRES_DB
value: "ring"
ports:
- containerPort: 5432
- name: etcd
image: quay.io/coreos/etcd:v3.2
command: ["/usr/local/bin/etcd",
"--name", "node1",
"--initial-advertise-peer-urls", "http://etcd-sharding.development.svc.yzer.local:2380",
"--listen-peer-urls", "http://0.0.0.0:2380",
"--advertise-client-urls", "http://etcd-sharding.development.svc.yzer.local:2379",
"--listen-client-urls", "http://0.0.0.0:2379",
"--initial-cluster", "node1=http://etcd-sharding.development.svc.yzer.local:2380",
"--initial-cluster-state", "new",
"--initial-cluster-token", "etcd-cluster"
]
env:
- name: ETCDCTL_API
value: "3"
ports:
- containerPort: 2379
- name: zookeepeer
image: confluentinc/cp-zookeeper:4.1.0
env:
- name: ZOOKEEPER_CLIENT_PORT
value: "32181"
ports:
- containerPort: 32181
- name: kafka
image: confluentinc/cp-kafka:4.1.0
env:
- name: KAFKA_ZOOKEEPER_CONNECT
value: "localhost:32181"
- name: KAFKA_ADVERTISED_LISTENERS
value: "PLAINTEXT://etcd-sharding.development.svc.yzer.local:29092"
- name: KAFKA_OFFSETS_TOPIC_REPLICATION_FACTOR
value: "1"
- name: KAFKA_OFFSETS_STORAGE
value: "kafka"
ports:
- containerPort: 29092
---
apiVersion: apps/v1beta1
kind: StatefulSet
metadata:
labels:
app: etcd-sharding-worker
name: etcd-sharding-worker
namespace: development
spec:
replicas: 0
serviceName: etcd-sharding-worker
selector:
matchLabels:
app: etcd-sharding-worker
template:
metadata:
labels:
app: etcd-sharding-worker
name: etcd-sharding-worker
spec:
containers:
- name: app-worker
image: ktimothy/etcd3-sharding:0.1.16-SNAPSHOT
command: ["/app/bin/app", "worker"]
imagePullPolicy: Always
volumeMounts:
- mountPath: /app/config
name: config
readOnly: true
volumes:
- configMap:
name: sharding-config
name: config
---
apiVersion: apps/v1beta1
kind: StatefulSet
metadata:
labels:
app: etcd-sharding-node
name: etcd-sharding-node
namespace: development
spec:
replicas: 0
serviceName: etcd-sharding-node
selector:
matchLabels:
app: etcd-sharding-node
template:
metadata:
labels:
app: etcd-sharding-node
name: etcd-sharding-node
spec:
containers:
- name: app-worker
image: ktimothy/etcd3-sharding:0.1.16-SNAPSHOT
command:
- sh
- -c
- export NODE_ID="$(expr $(hostname | grep -o "[[:digit:]]*$") + 1)" && /app/bin/app -- node
imagePullPolicy: Always
volumeMounts:
- mountPath: /app/config
name: config
readOnly: true
volumes:
- configMap:
name: sharding-config
name: config
---
kind: Service
apiVersion: v1
metadata:
name: etcd-sharding
namespace: development
spec:
ports:
- name: etcd
port: 2379
- name: kafka
port: 29092
- name: pg
port: 5432
selector:
app: etcd-sharding