58 lines
1.1 KiB
Markdown
58 lines
1.1 KiB
Markdown
### 所有环境均为security用户
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```
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#### 设置用户 工作 目录
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mkdir /data/security
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useradd -d /data/security -m security
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#### 设置用户密码
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passwd security
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asiainfo_4321
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chown -R security:security /data/security
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chmod 760 /data/security
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usermod -d /data/security security
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cp /etc/skel/.bashrc /root/
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cp /etc/skel/.bash_profile /root/
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yum install -y java-devel
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#### 设置主机名称
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hostnamectl set-hostname xxxxx
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```
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修改文件格式内容换行符号
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``` sed -i ‘s/\r//’ **.sh```
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### **chmod u+x**
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chmod是权限管理命令change the permissions mode of a file的缩写。。
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u代表所有者，
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x代表执行权限。
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+ 表示增加权限。
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chmod u+x *.sh 就表示对当前目录下的*.sh文件的所有者增加可执行权限
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### 切换系统用户
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> sudo -i
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### 自定义 命令
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```
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vi ~/.bashrc
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alias mysql5.7='/data/cnds/mysql/link_mysql-5.7.37.sh'
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```
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### 图形化 ui 界面
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https://blog.csdn.net/u011811066/article/details/131155350
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### 免密 互信
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> https://blog.csdn.net/m0_71751187/article/details/138846235
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> |