cat /etc/redhat-release
# CentOS Linux release 7.9.2009 (Core)

root@iZj6ce5tnbjr6kx5xz180xZ:~# df -h
Filesystem      Size  Used Avail Use% Mounted on
tmpfs           729M  988K  728M   1% /run
/dev/vda3       197G  2.3G  187G   2% /
tmpfs           3.6G     0  3.6G   0% /dev/shm
tmpfs           5.0M     0  5.0M   0% /run/lock
/dev/vda2       197M  6.1M  191M   4% /boot/efi
tmpfs           729M  4.0K  729M   1% /run/user/1000

[root@VM-16-7-centos ~]# free -h
              total        used        free      shared  buff/cache   available
Mem:           7.5G        4.9G        156M        2.5M        2.5G        2.4G
Swap:          8.0G          0B        8.0G

[root@iZj6ce5tnbjr6kx5xz180xZ ~]# firewall-cmd --state
running

# 以root身份执行离线安装脚本
chmod +x octomation_community_docker_install_offline_<VERSION>.sh
./octomation_community_docker_install_offline_<VERSION>.sh

bash <(curl -sSL https://linuxmirrors.cn/main.sh)
# 配置过程请：不要选择关闭防火墙

# Root身份执行
yum install yum-utils screen -y

# Root身份执行
systemctl start firewalld
systemctl enable firewalld

yum -y erase podman buildah

### Docker使用阿里云镜像加速（可选）
yum-config-manager --add-repo http://mirrors.aliyun.com/docker-ce/linux/centos/docker-ce.repo 
yum install docker-ce docker-ce-cli containerd.io docker-buildx-plugin docker-compose-plugin -y
docker -v
# Docker version 24.0.6, build ed223bc

# 启动docker服务，并设置docker服务开机自启。
systemctl start docker
systemctl enable docker

# 原始安装
 curl -L https://github.com/docker/compose/releases/download/1.29.2/docker-compose-Linux-x86_64 -o /usr/local/bin/docker-compose
 chmod +x /usr/local/bin/docker-compose && \
 docker-compose -v

# ghproxy.com网络加速版（推荐CN用户使用）
curl -o octomation_install.sh https://ghproxy.com/https://raw.githubusercontent.com/flagify-com/OctoMation/main/octomation_community_docker_install_1.1.3.sh && \
chmod +x octomation_install.sh && \
./octomation_install.sh

# # 默认安装(GitHub原始地址)
 curl -o octomation_install.sh https://raw.githubusercontent.com/flagify-com/OctoMation/main/octomation_community_docker_install_1.1.3.sh && \
 chmod +x octomation_install.sh && \
 ./octomation_install.sh

mkdir -p /home/octomation/docker_data
sed -i -e '\@ExecStart=@s@$@ --data-root='/home/octomation/docker_data'@g' /etc/systemd/system/docker.service
systemctl daemon-reload
systemctl restart docker

mkdir -p /home/octomation/docker_data
sed -i -e '\@ExecStart=@s@$@ --data-root='/home/octomation/docker_data'@g' /usr/lib/systemd/system/docker.service
systemctl daemon-reload
systemctl restart docker

 vi /etc/docker/daemon.json
{
  "storage-driver": "overlay2",
  "data-root": "/home/octomation/docker_data",
  "default-ulimits": {
    "nofile": {
      "Name": "nofile",
      "Hard": 65536,
      "Soft": 65536
    }
  }
}

systemctl daemon-reload
systemctl restart docker

mkdir /home/octomation
octomation_community_docker_install_<version>.sh -i /home/octomation

firewall-cmd --state
systemctl start firewalld
systemctl enable firewalld
firewall-cmd --state

Note: check firewalld for docker
✔ firewalld started

Note: !!!!!防火墙已启动，后续不允许停止，否则可能导致docker服务异常!!!!

Note: docker version: 24.0.6
➜ check if docker started
✔ docker started already
➜ check honeyGuide  docker network
➜ create HoneyGuide  docker network
Error response from daemon: Failed to Setup IP tables: Unable to enable SKIP DNAT rule:  (iptables failed: iptables --wait -t nat -I DOCKER -i br-ce0256958c7e -j RETURN: iptables: No chain/target/match by that name.
 (exit status 1))
shakespeare install error,exit
 OcoMation 安装失败 

echo -e "
source /etc/profile
echo $?
set -e
source /etc/profile
echo $?" > test.sh

bash test.sh

sudo dd if=/dev/zero of=/swapfile count=8192 bs=1MiB
sudo chmod 600 /swapfile
sudo mkswap /swapfile
sudo swapon /swapfile
echo '/swapfile none swap sw 0 0' | sudo tee -a /etc/fstab
free -h
swapon --show