finish_minio_cluster

######run with root permissions#######


#############################################################
#optional. create a zfs storage pool

zpool create \
    -o ashift=12 \
    -O acltype=posixacl -O canmount=on -O compression=lz4 \
    -O xattr=sa -f storage mirror \
     /dev/vdb \
    /dev/vdc

zfs set atime=off storage
zfs set recordsize=4k storage
zfs set redundant_metadata=most storage
zpool set autotrim=on storage
#############################################################



#download minio

wget -c https://dl.min.io/server/minio/release/linux-amd64/minio -O /usr/local/bin/minio
chmod +x /usr/local/bin/minio



#create the minio service

cat > /etc/systemd/system/minio.service  << SERVICE
[Unit]
Description=MinIO
Documentation=https://min.io/docs/minio/linux/index.html
Wants=network-online.target
After=network-online.target
AssertFileIsExecutable=/usr/local/bin/minio

[Service]
WorkingDirectory=/usr/local

User=minio-user
Group=minio-user
ProtectProc=invisible

EnvironmentFile=-/etc/default/minio
ExecStartPre=/bin/bash -c "if [ -z \"${MINIO_VOLUMES}\" ]; then echo \"Variable MINIO_VOLUMES not set in /etc/default/minio\"; exit 1; fi"
ExecStart=/usr/local/bin/minio server $MINIO_OPTS $MINIO_VOLUMES

# Let systemd restart this service always
Restart=always

# Specifies the maximum file descriptor number that can be opened by this process
LimitNOFILE=65536

# Specifies the maximum number of threads this process can create
TasksMax=infinity

# Disable timeout logic and wait until process is stopped
TimeoutStopSec=infinity
SendSIGKILL=no

[Install]
WantedBy=multi-user.target

# Built for ${project.name}-${project.version} (${project.name})
SERVICE



#add servers to hosts file

cat >> /etc/hosts  << HOST
10.0.2.81 minio1
10.0.2.77 minio2
10.0.2.82 minio3
10.0.2.83 minio4
HOST



#create minio config
#here an example how to build 4 single node multi disk cluster.
#"http://minio{1...4}:9000/storage/minio{1...4}"



#this is a config for a 4 single node single disk cluster

cat > /etc/default/minio  << MULTINODE
MINIO_VOLUMES="http://minio{1...4}:9000/storage/minio"
MINIO_OPTS="--console-address :9001"
MINIO_ROOT_USER=serveradmin
MINIO_ROOT_PASSWORD=p@ssw0rd
#here put your CLUSTERED ip. if dont have... put the node
MINIO_SERVER_URL="http://minio1:9000"
MULTINODE


#starting the cluster
#run this commands on every node at the same time

systemctl enable minio

#if it not run by itself...

systemctl start minio


#run this for check the service is running

systemctl status minio