如何开启或关闭SELinux

查看selinux

[[email protected] ~]# getenforce

SELinux status:                 disabled

临时关闭selinux

setenforce: SELinux is disabled

永久关闭selinux的两种方式

[[email protected] ~]# vi /etc/sysconfig/selinux 

# This file controls the state of SELinux on the system.

# SELINUX= can take one of these three values:

#       enforcing - SELinux security policy is enforced.

#       permissive - SELinux prints warnings instead of enforcing.

#       disabled - SELinux is fully disabled.

SELINUX=disabled

# SELINUXTYPE= type of policy in use. Possible values are:

#       targeted - Only targeted network daemons are protected.

#       strict - Full SELinux protection.

SELINUXTYPE=targeted

~

~

第二种方式：

~

[[email protected] ~]# cat /boot/grub/menu.lst

# grub.conf generated by anaconda

#

# Note that you do not have to rerun grub after making changes to this file

# NOTICE:  You have a /boot partition.  This means that

#          all kernel and initrd paths are relative to /boot/, eg.

#          root (hd0,0)

#          kernel /vmlinuz-version ro root=/dev/sda3

#          initrd /initrd-version.img

#boot=/dev/sda

default=0

timeout=5

splashimage=(hd0,0)/grub/splash.xpm.gz

hiddenmenu

password --md5 $1$P6MX17N9$upRaE9GPh/J6Y2.weHY7B0

title CentOS (2.6.18-308.el5)

root (hd0,0)

kernel /vmlinuz-2.6.18-308.el5 ro root=LABEL=/ selinux=0

initrd /initrd-2.6.18-308.el5.img