问题是,我试图加入错误的“端口”(如docker swarm init
输出所示)。
在“ docker swarm init”之前,docker仅在端口“ 4243”上运行。我已经核对了netstat -tulp | grep docker
。所以我在那个港口做广告!
root@veeru:~# netstat -tulpn | grep docker
tcp6 0 0 :::4243 :::* LISTEN 8750/dockerd
root@veeru:~# docker swarm init --advertise-addr "172.25.30.2:4243"
Swarm initialized: current node (exvwgj0pu4cd124ljnblt9xff) is Now a manager.
To add a worker to this swarm, run the following command:
docker swarm join \
--token SWMTKN-1-5j9mpo8hepue6g1sjdas33thr92w1o9hlef5auwqpbxs3glt39-6zomhgu204m9alq51f632nzas \
172.25.30.2:4243
To add a manager to this swarm, run the following command:
docker swarm join \
--token SWMTKN-1-5j9mpo8hepue6g1sjdas33thr92w1o9hlef5auwqpbxs3glt39-axhgqgo4jqw4hv38x578m44wh \
172.25.30.2:4243
之后docker swarm init
,docker以4个端口(包括端口2377
(netstat -tupln | grep docker
))运行。
root@veeru:~# netstat -tulp | grep docker
tcp6 0 0 [::]:2377 [::]:* LISTEN 8750/dockerd
tcp6 0 0 [::]:7946 [::]:* LISTEN 8750/dockerd
tcp6 0 0 [::]:4243 [::]:* LISTEN 8750/dockerd
udp6 0 0 [::]:7946 [::]:* 8750/dockerd
在第1点中,告诉在worker中docker swarm join
使用port 运行4243
。以前我确实是那样跑的!(它行不通!)
后来我docker swarm leave
加入了端口 。现在我可以加入了!
docker swarm join --token SWMTKN-1-5j9mpo8hepue6g1sjdas33thr92w1o9hlef5auwqpbxs3glt39-6zomhgu204m9alq51f632nzas 172.25.30.2:2377