Kubernetes集群實(shí)戰(zhàn) 項(xiàng)目6拓展訓(xùn)練

任務(wù)一拓展訓(xùn)練輸出base64編碼[root@master~]#echo"zs"|base64enMK[root@master~]#echo"80"|base64ODAK編寫(xiě)secret腳本apiVersion:v1kind:Secret#定義類型為secretmetadata:name:mysecrettype:Opaque#定義secret的類型為Opaquedata:name:enMKage:ODAK[root@masteryaml]#kubectlapply-fsecret.yaml編寫(xiě)使用envFrom導(dǎo)入secret的pod腳本apiVersion:v1kind:Podmetadata:name:test-secret#定義名稱為test-secretspec:containers:-name:webimage:nginx:1.8.1envFrom:#使用envFrom定義環(huán)境變量來(lái)源-secretRef:#定義來(lái)源于secretname:mysecret查看環(huán)境變量[root@masteryaml]#kubectlexec-ittest-secret/bin/bashroot@test-secret:/#env|grepnamename=zsroot@test-secret:/#env|grepageage=80任務(wù)二拓展訓(xùn)練創(chuàng)建nfs共享目錄/web/192.168.0.0/24(rw,no_root_squash)/data192.168.0.0/24(rw,no_root_squash)重啟nfs，查看服務(wù)[root@masteryaml]#showmount-e192.168.0.10Exportlistfor192.168.0.10:/data192.168.0.0/24/web192.168.0.0/24編寫(xiě)創(chuàng)建pv的yaml腳本apiVersion:v1kind:PersistentVolumemetadata:name:pv3spec:capacity:storage:1GiaccessModes:-ReadWriteOncepersistentVolumeReclaimPolicy:Retainnfs:path:/webserver:192.168.0.10---apiVersion:v1kind:PersistentVolumemetadata:name:pv4spec:capacity:storage:3GiaccessModes:-ReadWriteOncepersistentVolumeReclaimPolicy:Retainnfs:path:/dataserver:192.168.0.10編寫(xiě)創(chuàng)建pvc的yaml腳本apiVersion:v1kind:PersistentVolumeClaimmetadata:name:pvc2spec:accessModes:-ReadWriteOnceresources:requests:storage:2Gi觀察綁定結(jié)果[root@masteryaml]#kubectlgetpvcNAMESTATUSVOLUMECAPACITYACCESSMODESSTORAGECLASSAGEpvc2Boundpv43GiRWO3s結(jié)果中發(fā)現(xiàn)已經(jīng)和pv4進(jìn)行了綁定，因?yàn)閜v4的存儲(chǔ)大小為3G。任務(wù)三拓展訓(xùn)練創(chuàng)建pv和pvc同教材內(nèi)容，創(chuàng)建mysql控制器腳本如下：在yaml目錄下創(chuàng)建文件pvc-pod.yaml，在文件中輸入以下腳本。apiVersion:apps/v1kind:Deploymentmetadata:name:de3spec:template:metadata:labels:app:mysqlspec:containers:-name:mysqlimage:mysql:5.7env:-name:MYSQL_ROOT_PASSWORDvalue:"1"ports:-containerPort:3306volumeMounts:-name:mysql#使用mysql的存儲(chǔ)卷subPath:mysql#在存儲(chǔ)目錄下創(chuàng)建mysql目錄mountPath:/var/lib/mysql#掛載的容器目錄volumes:#定義掛載存儲(chǔ)卷-name:mysql#名稱為mysql