Docker Swarm in Alpine

Docker Swarm in Alpine

Install alpine

  1. Boot with alpine ISO
  2. Run setup-alpine and follow the instructions
  3. Reboot when ready.

Install docker

Make sure you have community repository enabled.

/etc/apk/repositories

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http://mirrors.ustc.edu.cn/alpine/v3.19/main
http://mirrors.ustc.edu.cn/alpine/v3.19/community
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# install docker
apk add docker

# add openrc service manager
apk add openrc

# run docker at boot
rc-update add docker boot

# check docker service status
rc-service docker status

# start/restart docker if necessary
rc-service docker start
rc-service docker restart

Init docker swarm

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docker swarm init

Use the command on the screen to join this swarm, or run docker swarm join-token manager to recall the join command anytime.

On other server, install docker and run following command:

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docker swarm join --token SWMTKN-1-58ke7scnx4zolgfoce8r4ijnehci78ac9nl48g3txrf4bydvdo-by9hhrndcvq9eqk5hblb92dee 10.10.1.50:2377

docker mirror

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mkdir /etc/docker
vi /etc/docker/daemon.json

cat /etc/docker/daemon.json

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{
    "registry-mirrors": [
        "https://docker.1ms.run",
        "https://docker.xuanyuan.me"
    ]
}

Install portainer

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apk add curl
curl -L https://downloads.portainer.io/ce-lts/portainer-agent-stack.yml -o portainer-agent-stack.yml
docker stack deploy -c portainer-agent-stack.yml portainer

# check the service list
docker service list

If you receive 0 replicas, check your network or docker mirror config.

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ID             NAME                  MODE         REPLICAS   IMAGE                        PORTS
xr2c6kip60l4   portainer_agent       global       0/1        portainer/agent:lts
jsf5xzk210f0   portainer_portainer   replicated   0/1        portainer/portainer-ce:lts   *:8000->8000/tcp, *:9000->9000/tcp, *:9443->9443/tcp

If everything goes well, you will receive:

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ID             NAME                  MODE         REPLICAS   IMAGE                        PORTS
xr2c6kip60l4   portainer_agent       global       1/1        portainer/agent:lts
jsf5xzk210f0   portainer_portainer   replicated   1/1        portainer/portainer-ce:lts   *:8000->8000/tcp, *:9000->9000/tcp, *:9443->9443/tcp

Now you can visit https://10.10.1.50:9443/ to init admin.

App Templates

Navigate to Settings - General on portainer web console, set App Templates URL to https://storage.360buyimg.com/blogimages/portainer_templates.json, then you can see application templates list on Templates - Application.