系統環境為centos，一共有7臺機子組成了docker swarm集群，每台機子都要安裝nfs
ipdocker角色
nfs角色
111.111.3.41
manager
server
111.111.3.42
manager
client
111.111.3.43
manager
client
111.111.3.44
worker
client
111.111.3.45
manager
client
111.111.3.46
manager
client
111.111.3.47
worker
client
yum -y install nfs-utils先在/root目錄下建立share資料夾，並賦予chmod 755許可權
配置共享目錄
nano /etc/exports
/root/share 111.111.3.0/24(rw,async,insecure,anonuid=1000,anongid=1000,no_root_squash)
exportfs -rvsystemctl enable rpcbind
systemctl start rpcbind
systemctl enable nfs-server
systemctl start nfs-server
[root@kd111111003041 ~]# rpcinfo -p
program vers proto port service
100024 1 udp 45889 status
100024 1 tcp 42518 status
100005 1 udp 20048 mountd
100005 1 tcp 20048 mountd
100005 2 udp 20048 mountd
100005 2 tcp 20048 mountd
100005 3 udp 20048 mountd
100005 3 tcp 20048 mountd
100003 3 tcp 2049 nfs
100003 4 tcp 2049 nfs
100227 3 tcp 2049 nfs_acl
100003 3 udp 2049 nfs
100003 4 udp 2049 nfs
100227 3 udp 2049 nfs_acl
100021 1 udp 37813 nlockmgr
100021 3 udp 37813 nlockmgr
100021 4 udp 37813 nlockmgr
100021 1 tcp 40301 nlockmgr
100021 3 tcp 40301 nlockmgr
100021 4 tcp 40301 nlockmgr
[root@kd111111003041 ~]# cat /var/lib/nfs/etab
/root/share 111.111.3.0/24(rw,async,wdelay,hide,nocrossmnt,insecure,no_root_squash,no_all_squash,no_subtree_check,secure_locks,acl,no_pnfs,anonuid=1000,anongid=1000,sec=sys,rw,insecure,no_root_squash,no_all_squash)
docker volume create --driver local \
--opt type=nfs \
--opt o=addr=111.111.3.41,rw \
--opt device=:/root/share \
foo33
[root@kd111111003041 ~]# docker volume ls
driver volume name
local foo33
local portainer_data
[root@kd111111003041 ~]# docker volume inspect foo33
[ ,
"mountpoint": "/var/lib/docker/volumes/foo33/_data",
"name": "foo33",
"options": ,
"scope": "local"
}]
docker service create \
--name test-nginx-nfs \
--publish 84:80 \
--replicas 3 \
nginx
version: '3.8'
services:
nginx-test5:
image: nginx:latest
deploy:
mode: replicated
replicas: 3
restart_policy:
condition: on-failure
ports:
- "88:80"
networks:
my-overlay-network:
aliases:
- nginx-test5
volumes:
volumes:
foo_new:
driver: local
driver_opts:
type: "nfs"
o: "addr=111.111.3.41,rw"
device: ":/root/share"
networks:
my-overlay-network:
driver: overlay
將編寫好的docker-compose.yml上傳到是manager的機子上的任意目錄下，然後在控制台轉到對應的目錄下輸入命令
[root@kd111111003041 ~]# docker stack ls
name services orchestrator
id name mode replicas image ports
id name image node desired state current state error ports
[root@kd111111003041 ~]#
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