Linux - CentOS/Fedora 安装VirtualBox Guest Additions

1. 切换到root账户

   su - root
   

2. 更新kernel
   ``` 对于 Fedora 28/27/26/25/24/23/22 dnf update kernel*

对于 Fedora 21/20/19/18/17, CentOS/RHEL 7/6 yum update kernel*

更新之后需要重启 reboot

3. 挂载`VirtualBox Guest Additions`  

mkdir /media/VirtualBoxGuestAdditions mount -r /dev/cdrom /media/VirtualBoxGuestAdditions

4. 安装`epel-release`  

对于 CentOS 7 and Red Hat (RHEL) 7 rpm -Uvh https://dl.fedoraproject.org/pub/epel/epel-release-latest-7.noarch.rpm

对于 CentOS 6 and Red Hat (RHEL) 6 rpm -Uvh https://dl.fedoraproject.org/pub/epel/epel-release-latest-6.noarch.rpm

5. 安装依赖包

对于 Fedora 28/27/26/25/24/23/22 dnf install gcc kernel-devel kernel-headers dkms make bzip2 perl

对于 Fedora 21/20/19/18/17, CentOS/RHEL 7/6 yum install gcc kernel-devel kernel-headers dkms make bzip2 perl

6. 设置环境变量

对于 Current running kernel on Fedora 28/27/26/25/24/23/22, CentOS 7/6 and Red Hat (RHEL) 7/6 KERN_DIR=/usr/src/kernels/uname -r/build

对于 Export KERN_DIR export KERN_DIR

7. 安装

cd /media/VirtualBoxGuestAdditions ./VBoxLinuxAdditions.run

8. 重启

reboot ```