hadoop生态搭建（3节点）-01.基础配置

# 基础配置
# ==================================================================node1

vi /etc/hostname
node1

vi /etc/sysconfig/network-scripts/ifcfg-ens33
# BOOTPROTO=dhcp
BOOTPROTO=static
# ONBOOT=no
ONBOOT=yes
IPADDR=192.168.6.131
NETMASK=255.255.255.0
GATEWAY=192.168.6.2
DNS1=192.168.6.2

# 重启下网络服务
systemctl restart network.service
# service network restart

# 查看网络状态
systemctl status network.service

# 查看IP
ip addr

# 直接关闭防火墙
# 停止firewall
systemctl stop firewalld.service

# 禁止 firewall 开机启动
systemctl disable firewalld.service

reboot

# ==================================================================node1

# 配置hosts
vi /etc/hosts
192.168.6.131 node1
192.168.6.132 node2
192.168.6.133 node3

# 关闭SELinux
vi /etc/sysconfig/selinux
SELINUX=disabled

vi /etc/ssh/sshd_config
#RSAAuthentication yes #启用 RSA 认证
#PubkeyAuthentication yes #启用公钥私钥配对认证方式
#AuthorizedKeysFile .ssh/authorized_keys #公钥文件路径（和上面生成的文件同）

systemctl restart sshd.service
# service sshd restart

# network
vi /etc/sysconfig/network
NETWORKING=yes
HOSTNAME=node1

# 需将Windows文件上传到虚拟机中需配置
# C:\Windows\System32\drivers\etc 在host文件中加入对应ip与机器名
192.168.6.131 node1
192.168.6.132 node2
192.168.6.133 node3

shutdown -h now
# 快照 初始化
# 克隆 node2 node3

# ==================================================================node2

vi /etc/hostname
node2

vi /etc/sysconfig/network
NETWORKING=yes
HOSTNAME=node2

vi /etc/sysconfig/network-scripts/ifcfg-ens33
# BOOTPROTO=dhcp
BOOTPROTO=static
# ONBOOT=no
ONBOOT=yes
IPADDR=192.168.6.132
NETMASK=255.255.255.0
GATEWAY=192.168.6.2
DNS1=192.168.6.2

systemctl restart network.service

shutdown -h now
# 快照 初始化

# ==================================================================node3

vi /etc/hostname
node3

vi /etc/sysconfig/network
NETWORKING=yes
HOSTNAME=node3

vi /etc/sysconfig/network-scripts/ifcfg-ens33
# BOOTPROTO=dhcp
BOOTPROTO=static
# ONBOOT=no
ONBOOT=yes
IPADDR=192.168.6.133
NETMASK=255.255.255.0
GATEWAY=192.168.6.2
DNS1=192.168.6.2

systemctl restart network.service

shutdown -h now
# 快照 初始化