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DietPi, bookworm: v9.9
sha256: 046599f364ec42edaa8477652ea6c934000ce5e7cba656b37dc6845810dba21c

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Cluster docker swarm
2x NanoPi Neo3 (model 2Gb ram) (one more coming soon)
2x 64Gb MicroSD
1x Switch TP-Link TL-SG1008P

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packages master

apt update && apt install git vim wget curl dbus net-tools ca-certificates gnupg -y
apt install docker-ce docker-ce-cli containerd.io docker-buildx-plugin docker-compose-plugin -y
apt install git vim curl wget dbus net-tools nfs-common ca-certificates gnupg build-essential cmake libssl-dev neofetch -y
apt install cups libcups2-dev avahi-daemon -y
apt install ssl-cert xfonts-utils xfonts-encodings fonts-dejavu-core fontconfig-config libnss3 -y

packages worker

apt update && sudo apt install git vim curl wget dbus net-tools nfs-common ca-certificates gnupg build-essential libssl-dev neofetch -y
apt update && sudo apt install git vim wget curl net-tools ca-certificates gnupg -y
apt update && sudo apt install docker-ce docker-ce-cli containerd.io docker-buildx-plugin docker-compose-plugin -y

Gen SSH key, and copy key booth nodes.

ssh-keygen -t rsa -b 4096
...
ssh-copy-id -i .ssh/id_rsa.pub root@{ip_node}

/etc/fstab

{ip_nfs_server}:{path_shared}	{path_mount}	nfs4	intr,timeo=100,_netdev,rw	0	0

Swarm init, only master, for join workers nodes

docker swarm init --advertise-addr {ip_master}

^{This command is executed only once on the master node.}

To add a worker to this swarm, run the following command:

docker swarm join --token {token} {ip_master}:2377

^{Execute the command on each node you want to use as a worker.}

Join managers

docker swarm join-token manager

^{This command is executed only once on the master node.}

To add a manager to this swarm, only managers run the following command:

docker swarm join --token {token} {ip_master}:2377

^{Execute the command on each node you want to use as a manager.}

Deployment services.

docker stack deploy -c docker-compose.yaml {name}

^{This command is executed only once on the master node.}

Settings dietpi-config

Display Options > LED Control > mmc0

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Hardware Spec