{"id":139,"date":"2024-03-20T18:47:00","date_gmt":"2024-03-20T10:47:00","guid":{"rendered":"https:\/\/www.xueyaa.top\/?p=139"},"modified":"2026-03-12T18:51:22","modified_gmt":"2026-03-12T10:51:22","slug":"%e5%9f%ba%e4%ba%8ests%e9%83%a8%e7%bd%b2zookeeper%e9%9b%86%e7%be%a4","status":"publish","type":"post","link":"https:\/\/www.xueyaa.top\/?p=139","title":{"rendered":"\u57fa\u4e8ests\u90e8\u7f72zookeeper\u96c6\u7fa4"},"content":{"rendered":"\n

1 k8s\u6240\u6709\u8282\u70b9\u5bfc\u5165\u955c\u50cf
[root@master231 ~]# wget http:\/\/192.168.21.253\/Resources\/Kubernetes\/Case-Demo\/zookeeper\/oldboyedu-kubernetes-zookeeper-v1.0-3.4.10.tar.gz

[root@master231 ~]# scp oldboyedu-kubernetes-zookeeper-v1.0-3.4.10.tar.gz 10.0.0.232:~

[root@master231 ~]# scp oldboyedu-kubernetes-zookeeper-v1.0-3.4.10.tar.gz 10.0.0.233:~


\u5176\u4ed6\u6240\u6709\u8282\u70b9\u8981\u5bfc\u5165\u955c\u50cf:
[root@master231 ~]# docker load -i oldboyedu-kubernetes-zookeeper-v1.0-3.4.10.tar.gz

[root@worker232 ~]# docker load -i oldboyedu-kubernetes-zookeeper-v1.0-3.4.10.tar.gz

[root@worker233 ~]# docker load -i oldboyedu-kubernetes-zookeeper-v1.0-3.4.10.tar.gz


\t2 \u7f16\u5199\u8d44\u6e90\u6e05\u5355
[root@master231 statefulsets]# cat > 05-sts-zookeeper-cluster.yaml << ‘EOF’
apiVersion: v1
kind: Service
metadata:
name: zk-hs
labels:
app: zk
spec:
ports:
– port: 2888
name: server
– port: 3888
name: leader-election
clusterIP: None
selector:
app: zk
—
apiVersion: v1
kind: Service
metadata:
name: zk-cs
labels:
app: zk
spec:
ports:
– port: 2181
name: client
selector:
app: zk
—
apiVersion: policy\/v1
# \u6b64\u7c7b\u578b\u7528\u4e8e\u5b9a\u4e49\u53ef\u4ee5\u5bf9\u4e00\u7ec4Pod\u9020\u6210\u7684\u6700\u5927\u4e2d\u65ad\uff0c\u8bf4\u767d\u4e86\u5c31\u662f\u6700\u5927\u4e0d\u53ef\u7528\u7684Pod\u6570\u91cf\u3002
# \u4e00\u822c\u60c5\u51b5\u4e0b\uff0c\u5bf9\u4e8e\u5206\u5e03\u5f0f\u96c6\u7fa4\u800c\u8a00\uff0c\u5047\u8bbe\u96c6\u7fa4\u6545\u969c\u5bb9\u5fcd\u5ea6\u4e3aN\uff0c\u5219\u96c6\u7fa4\u6700\u5c11\u9700\u89812N+1\u4e2aPod\u3002
kind: PodDisruptionBudget
metadata:
name: zk-pdb
spec:
# \u5339\u914dPod
selector:
matchLabels:
app: zk
# \u6700\u5927\u4e0d\u53ef\u7528\u7684Pod\u6570\u91cf\u3002\u8fd9\u610f\u5473\u7740\u5c06\u6765zookeeper\u96c6\u7fa4\uff0c\u6700\u5c11\u89812*1 +1 = 3\u4e2aPod\u6570\u91cf\u3002
maxUnavailable: 1
—
apiVersion: apps\/v1
kind: StatefulSet
metadata:
name: zk
spec:
selector:
matchLabels:
app: zk
serviceName: zk-hs
replicas: 3
updateStrategy:
type: RollingUpdate
podManagementPolicy: OrderedReady
template:
metadata:
labels:
app: zk
spec:
tolerations:
– key: node-role.kubernetes.io\/master
operator: Exists
effect: NoSchedule
affinity:
podAntiAffinity:
requiredDuringSchedulingIgnoredDuringExecution:
– labelSelector:
matchExpressions:
– key: “app”
operator: In
values:
– zk
topologyKey: “kubernetes.io\/hostname”
containers:
– name: kubernetes-zookeeper
imagePullPolicy: IfNotPresent
image: “registry.k8s.io\/kubernetes-zookeeper:1.0-3.4.10”
resources:
requests:
memory: “1Gi”
cpu: “0.5”
ports:
– containerPort: 2181
name: client
– containerPort: 2888
name: server
– containerPort: 3888
name: leader-election
command:
– sh
– -c
– “start-zookeeper \\
–servers=3 \\
–data_dir=\/var\/lib\/zookeeper\/data \\
–data_log_dir=\/var\/lib\/zookeeper\/data\/log \\
–conf_dir=\/opt\/zookeeper\/conf \\
–client_port=2181 \\
–election_port=3888 \\
–server_port=2888 \\
–tick_time=2000 \\
–init_limit=10 \\
–sync_limit=5 \\
–heap=512M \\
–max_client_cnxns=60 \\
–snap_retain_count=3 \\
–purge_interval=12 \\
–max_session_timeout=40000 \\
–min_session_timeout=4000 \\
–log_level=INFO”
readinessProbe:
exec:
command:
– sh
– -c
– “zookeeper-ready 2181”
initialDelaySeconds: 10
timeoutSeconds: 5
livenessProbe:
exec:
command:
– sh
– -c
– “zookeeper-ready 2181”
initialDelaySeconds: 10
timeoutSeconds: 5
volumeMounts:
– name: datadir
mountPath: \/var\/lib\/zookeeper
securityContext:
runAsUser: 1000
fsGroup: 1000
volumeClaimTemplates:
– metadata:
name: datadir
spec:
accessModes: [ “ReadWriteOnce” ]
resources:
requests:
storage: 10Gi
EOF


\t3 \u5b9e\u65f6\u89c2\u5bdfPod\u72b6\u6001
[root@master231 statefulsets]# kubectl apply -f 05-sts-zookeeper-cluster.yaml
service\/zk-hs created
service\/zk-cs created
poddisruptionbudget.policy\/zk-pdb created
statefulset.apps\/zk created
[root@master231 statefulsets]#
[root@master231 statefulsets]# kubectl get pods -o wide -w -l app=zk

NAME READY STATUS RESTARTS AGE IP NODE NOMINATED NODE READINESS GATES
zk-0 0\/1 Pending 0 0s <none> <none> <none> <none>
zk-0 0\/1 Pending 0 1s <none> worker233 <none> <none>
zk-0 0\/1 ContainerCreating 0 1s <none> worker233 <none> <none>
zk-0 0\/1 ContainerCreating 0 3s <none> worker233 <none> <none>
zk-0 0\/1 Running 0 7s 10.100.140.125 worker233 <none> <none>
zk-0 1\/1 Running 0 22s 10.100.140.125 worker233 <none> <none>
zk-1 0\/1 Pending 0 0s <none> <none> <none> <none>
zk-1 0\/1 Pending 0 0s <none> master231 <none> <none>
zk-1 0\/1 ContainerCreating 0 0s <none> master231 <none> <none>
zk-1 0\/1 ContainerCreating 0 1s <none> master231 <none> <none>
zk-1 0\/1 Running 0 5s 10.100.160.189 master231 <none> <none>
zk-1 1\/1 Running 0 21s 10.100.160.189 master231 <none> <none>
zk-2 0\/1 Pending 0 0s <none> <none> <none> <none>
zk-2 0\/1 Pending 0 0s <none> worker232 <none> <none>
zk-2 0\/1 ContainerCreating 0 0s <none> worker232 <none> <none>
zk-2 0\/1 ContainerCreating 0 1s <none> worker232 <none> <none>
zk-2 0\/1 Running 0 5s 10.100.203.188 worker232 <none> <none>
zk-2 1\/1 Running 0 21s 10.100.203.188 worker232 <none> <none>
…


\t4 \u68c0\u67e5\u540e\u7aef\u7684\u5b58\u50a8
[root@master231 statefulsets]# kubectl get po,pvc -l app=zk
NAME READY STATUS RESTARTS AGE
pod\/zk-0 1\/1 Running 0 72s
pod\/zk-1 1\/1 Running 0 61s
pod\/zk-2 1\/1 Running 0 50s

NAME STATUS VOLUME CAPACITY ACCESS MODES STORAGECLASS AGE
persistentvolumeclaim\/datadir-zk-0 Bound pvc-8fa25151-0d0f-4493-97f6-62ff64bd6f09 10Gi RWO oldboyedu-sc-haha 3m32s
persistentvolumeclaim\/datadir-zk-1 Bound pvc-630f592d-caf0-47e9-bfaa-9a9397c8344c 10Gi RWO oldboyedu-sc-haha 3m20s
persistentvolumeclaim\/datadir-zk-2 Bound pvc-11cfccc3-7509-445b-ba7b-9072b20227b1 10Gi RWO oldboyedu-sc-haha 3m8s
[root@master231 statefulsets]#

\t5.\u9a8c\u8bc1\u96c6\u7fa4\u662f\u5426\u6b63\u5e38
[root@master231 statefulsets]# for i in 0 1 2; do kubectl exec zk-$i — hostname; done
zk-0
zk-1
zk-2
[root@master231 statefulsets]#
[root@master231 statefulsets]# for i in 0 1 2; do echo “myid zk-$i”;kubectl exec zk-$i — cat \/var\/lib\/zookeeper\/data\/myid; done
myid zk-0
1
myid zk-1
2
myid zk-2
3
[root@master231 statefulsets]#
[root@master231 statefulsets]# for i in 0 1 2; do kubectl exec zk-$i — hostname -f; done
zk-0.zk-hs.default.svc.oldboyedu.com
zk-1.zk-hs.default.svc.oldboyedu.com
zk-2.zk-hs.default.svc.oldboyedu.com
[root@master231 statefulsets]#
[root@master231 statefulsets]# kubectl exec zk-0 — cat \/opt\/zookeeper\/conf\/zoo.cfg
#This file was autogenerated DO NOT EDIT
clientPort=2181
dataDir=\/var\/lib\/zookeeper\/data
dataLogDir=\/var\/lib\/zookeeper\/data\/log
tickTime=2000
initLimit=10
syncLimit=5
maxClientCnxns=60
minSessionTimeout=4000
maxSessionTimeout=40000
autopurge.snapRetainCount=3
autopurge.purgeInteval=12
server.1=zk-0.zk-hs.default.svc.oldboyedu.com:2888:3888
server.2=zk-1.zk-hs.default.svc.oldboyedu.com:2888:3888
server.3=zk-2.zk-hs.default.svc.oldboyedu.com:2888:3888
[root@master231 statefulsets]#
[root@master231 statefulsets]# kubectl exec zk-1 — cat \/opt\/zookeeper\/conf\/zoo.cfg
#This file was autogenerated DO NOT EDIT
clientPort=2181
dataDir=\/var\/lib\/zookeeper\/data
dataLogDir=\/var\/lib\/zookeeper\/data\/log
tickTime=2000
initLimit=10
syncLimit=5
maxClientCnxns=60
minSessionTimeout=4000
maxSessionTimeout=40000
autopurge.snapRetainCount=3
autopurge.purgeInteval=12
server.1=zk-0.zk-hs.default.svc.oldboyedu.com:2888:3888
server.2=zk-1.zk-hs.default.svc.oldboyedu.com:2888:3888
server.3=zk-2.zk-hs.default.svc.oldboyedu.com:2888:3888
[root@master231 statefulsets]#
[root@master231 statefulsets]# kubectl exec zk-2 — cat \/opt\/zookeeper\/conf\/zoo.cfg
#This file was autogenerated DO NOT EDIT
clientPort=2181
dataDir=\/var\/lib\/zookeeper\/data
dataLogDir=\/var\/lib\/zookeeper\/data\/log
tickTime=2000
initLimit=10
syncLimit=5
maxClientCnxns=60
minSessionTimeout=4000
maxSessionTimeout=40000
autopurge.snapRetainCount=3
autopurge.purgeInteval=12
server.1=zk-0.zk-hs.default.svc.oldboyedu.com:2888:3888
server.2=zk-1.zk-hs.default.svc.oldboyedu.com:2888:3888
server.3=zk-2.zk-hs.default.svc.oldboyedu.com:2888:3888
[root@master231 statefulsets]#


\t6 \u521b\u5efa\u6570\u636e\u6d4b\u8bd5
\t\t6.1 \u5728\u4e00\u4e2aPod\u5199\u5165\u6570\u636e
[root@master231 statefulsets]# kubectl exec -it zk-1 — zkCli.sh
…
[zk: localhost:2181(CONNECTED) 0] ls \/<\/p>\n\n\n

[zookeeper]<\/p>\n\n\n\n

[zk: localhost:2181(CONNECTED) 1] [zk: localhost:2181(CONNECTED) 1] create \/school oldboyedu Created \/school<\/p>\n\n\n

[zk: localhost:2181(CONNECTED) 2]<\/p>\n\n\n\n

[zk: localhost:2181(CONNECTED) 2] create \/school\/linux97 XIXI Created \/school\/linux97<\/p>\n\n\n

[zk: localhost:2181(CONNECTED) 3]<\/p>\n\n\n\n

[zk: localhost:2181(CONNECTED) 3] ls \/<\/p>\n\n\n

[zookeeper, school]<\/p>\n\n\n\n

[zk: localhost:2181(CONNECTED) 4] [zk: localhost:2181(CONNECTED) 4] ls \/school<\/p>\n\n\n

[linux97]<\/p>\n\n\n\n

[zk: localhost:2181(CONNECTED) 5] 6.2 \u5728\u53e6\u4e00\u4e2aPod\u67e5\u770b\u4e0b\u6570\u636e [root@master231 statefulsets]# kubectl exec -it zk-2 — zkCli.sh … [zk: localhost:2181(CONNECTED) 0] ls \/<\/p>\n\n\n

[zookeeper, school]<\/p>\n\n\n\n

[zk: localhost:2181(CONNECTED) 1] get \/school\/linux97 XIXI cZxid = 0x100000003 ctime = Mon Jun 09 03:10:51 UTC 2025 mZxid = 0x100000003 mtime = Mon Jun 09 03:10:51 UTC 2025 pZxid = 0x100000003 cversion = 0 dataVersion = 0 aclVersion = 0 ephemeralOwner = 0x0 dataLength = 4 numChildren = 0<\/p>\n\n\n

[zk: localhost:2181(CONNECTED) 2]<\/p>\n\n\n\n

7 \u67e5\u770bstart-zookeeper \u811a\u672c\u903b\u8f91 [root@master231 statefulsets]# kubectl exec -it zk-0 — bash zookeeper@zk-0:\/$ zookeeper@zk-0:\/$ which start-zookeeper \/usr\/bin\/start-zookeeper zookeeper@zk-0:\/$ zookeeper@zk-0:\/$ wc -l \/usr\/bin\/start-zookeeper 320 \/usr\/bin\/start-zookeeper zookeeper@zk-0:\/$ zookeeper@zk-0:\/$ cat \/usr\/bin\/start-zookeeper ;echo …. 8.\u5220\u9664\u8d44\u6e90 [root@master231 statefulsets]# kubectl delete -f 05-sts-zookeeper.yaml service “zk-hs” deleted service “zk-cs” deleted poddisruptionbudget.policy “zk-pdb” deleted statefulset.apps “zk” deleted [root@master231 statefulsets]#<\/p>\n","protected":false},"excerpt":{"rendered":"

1 k8s\u6240\u6709\u8282\u70b9\u5bfc\u5165\u955c\u50cf[root@master231 ~]# wget http:\/\/192.168.21 […]<\/p>\n","protected":false},"author":1,"featured_media":140,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[4],"tags":[],"class_list":["post-139","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-linux"],"_links":{"self":[{"href":"https:\/\/www.xueyaa.top\/index.php?rest_route=\/wp\/v2\/posts\/139","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.xueyaa.top\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.xueyaa.top\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.xueyaa.top\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.xueyaa.top\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=139"}],"version-history":[{"count":1,"href":"https:\/\/www.xueyaa.top\/index.php?rest_route=\/wp\/v2\/posts\/139\/revisions"}],"predecessor-version":[{"id":141,"href":"https:\/\/www.xueyaa.top\/index.php?rest_route=\/wp\/v2\/posts\/139\/revisions\/141"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.xueyaa.top\/index.php?rest_route=\/wp\/v2\/media\/140"}],"wp:attachment":[{"href":"https:\/\/www.xueyaa.top\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=139"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.xueyaa.top\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=139"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.xueyaa.top\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=139"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}