K8S部署Redis/Mysql并暴露出服务
目录
一.Redis
1.redis-pvc.yaml
2.redis-configmap.yaml
3.redis-service.yaml
4.redis.yaml
5.开始部署redis
二.Mysql
1.mysql-pv.yaml
2.mysql-deployment.yaml
3.mysql-nodeport.yaml
4.依次执行如下命令
一.Redis
1.redis-pvc.yaml
apiVersion: v1
kind: PersistentVolumeClaim
metadata:
name: redis-6379-pvc
spec:
accessModes:
- ReadWriteMany
resources:
requests:
storage: 10Gi
storageClassName: "nfs-provisioner" # 这里指定storageClass名称
2.redis-configmap.yaml
apiVersion: v1
kind: ConfigMap
metadata:
name: redis-cm
data:
redis_6379.conf: |
protected-mode no
port 6379
tcp-backlog 511
timeout 0
tcp-keepalive 300
daemonize no
supervised no
pidfile /var/run/redis_6379.pid
loglevel notice
logfile "/data/redis_6379.log"
databases 16
always-show-logo yes
# requirepass {{ $name.redis.env.passwd }}
save 900 1
save 300 10
save 60 10000
stop-writes-on-bgsave-error yes
rdbcompression yes
rdbchecksum yes
dbfilename dump_6379.rdb
dir /data
replica-serve-stale-data yes
replica-read-only yes
repl-diskless-sync no
repl-diskless-sync-delay 5
repl-disable-tcp-nodelay no
replica-priority 100
lazyfree-lazy-eviction no
lazyfree-lazy-expire no
lazyfree-lazy-server-del no
replica-lazy-flush no
appendonly no
appendfilename "appendonly.aof"
appendfsync everysec
no-appendfsync-on-rewrite no
auto-aof-rewrite-percentage 100
auto-aof-rewrite-min-size 64mb
aof-load-truncated yes
aof-use-rdb-preamble yes
lua-time-limit 5000
slowlog-log-slower-than 10000
slowlog-max-len 128
latency-monitor-threshold 0
notify-keyspace-events ""
hash-max-ziplist-entries 512
hash-max-ziplist-value 64
list-max-ziplist-size -2
list-compress-depth 0
set-max-intset-entries 512
zset-max-ziplist-entries 128
zset-max-ziplist-value 64
hll-sparse-max-bytes 3000
stream-node-max-bytes 4096
stream-node-max-entries 100
activerehashing yes
client-output-buffer-limit normal 0 0 0
client-output-buffer-limit replica 256mb 64mb 60
client-output-buffer-limit pubsub 32mb 8mb 60
hz 10
dynamic-hz yes
aof-rewrite-incremental-fsync yes
rdb-save-incremental-fsync yes
rename-command FLUSHALL SAVEMORE16
rename-command FLUSHDB SAVEDB16
rename-command CONFIG UPDATEC16
rename-command KEYS NOALL16
3.redis-service.yaml
apiVersion: v1
kind: Service
metadata:
name: redis-service
labels:
name: redis-service
spec:
type: NodePort
ports:
- port: 6379
protocol: TCP
targetPort: 30301
name: redis-6379
selector:
name: redis # 这里填写Deployment/metadata/name 的值
4.redis.yaml
apiVersion: apps/v1
kind: Deployment
metadata:
labels:
app: redis
name: redis
spec:
replicas: 1
selector:
matchLabels:
name: redis
template:
metadata:
labels:
name: redis
spec:
containers:
- name: redis-6379
image: redis:5.0
volumeMounts:
- name: configmap-volume
mountPath: /usr/local/etc/redis/redis_6379.conf
subPath: redis_6379.conf
- name: redis-6379
mountPath: "/data"
command:
- "redis-server"
args:
- /usr/local/etc/redis/redis_6379.conf
volumes:
- name: configmap-volume
configMap:
name: redis-cm
items:
- key: redis_6379.conf
path: redis_6379.conf
- name: redis-6379
persistentVolumeClaim:
claimName: redis-6379-pvc # 这里填写pvc的名称
5.开始部署redis
依次执行如下命令
kubectl apply -f redis-pvc.yaml
kubectl apply -f redis-configmap.yaml
kubectl apply -f redis-service.yaml
kubectl apply -f redis.yaml二.Mysql
1.mysql-pv.yaml
apiVersion: v1
kind: PersistentVolume
metadata:
name: mysql-pv-volume
labels:
type: local
spec:
storageClassName: manual
capacity:
storage: 20Gi
accessModes:
- ReadWriteOnce
hostPath: #得挂载一个空目录
path: "/Users/joy/mysqlSVC"
---
apiVersion: v1
kind: PersistentVolumeClaim
metadata:
name: mysql-pv-claim
spec:
storageClassName: manual
accessModes:
- ReadWriteOnce
resources:
requests:
storage: 20Gi
2.mysql-deployment.yaml
apiVersion: v1
kind: Service
metadata:
name: mysql
spec:
ports:
- port: 3306 #如果这里的port和pod的containerPort不一致，则需要通过targetPort显式指定，否则无法建立映射
selector:
app: mysql
---
apiVersion: apps/v1
kind: Deployment
metadata:
name: mysql
spec:
selector:
matchLabels:
app: mysql
strategy:
type: Recreate
template:
metadata:
labels:
app: mysql
spec:
containers:
- image: mysql:5.6
imagePullPolicy: IfNotPresent
name: mysql
env:
# Use secret in real usage
- name: MYSQL_ROOT_PASSWORD
value: t1234
ports:
- containerPort: 3306
name: mysql
volumeMounts:
- name: mysql-persistent-storage
mountPath: /var/lib/mysql
volumes:
- name: mysql-persistent-storage
persistentVolumeClaim:
claimName: mysql-pv-claim
3.mysql-nodeport.yaml
apiVersion: v1
kind: Service
metadata:
name: mysql-nodeport
spec:
type: NodePort
ports:
- port: 3306
protocol: TCP
targetPort: 30036
name: mysql
selector:
name: mysql-nodeport4.依次执行如下命令
kubectl apply -f mysql-pv.yaml
kubectl apply -f mysql-deployment.yaml
kubectl apply -f mysql-nodeport.yaml