vagrant安装

0) vagrant下载地址：

wget https://dl.bintray.com/mitchellh/vagrant/vagrant_1.7.4_x86_64.rpm

1) 安装vagrant

sudo rpm -ivh vagrant_1.7.4_x86_64.rpm

2) 安装kernel

sudo yum install gcc kernel-devel kernel-headers

3) 确保kernel小版本一致，如果不一致需要更新一致并重启机器

sudo rpm -qa | grep kernel
sudo yum upgrade kernel
reboot

4) 安装VirtualBox

sudo rpm --import http://download.virtualbox.org/virtualbox/rpm/el/virtualbox.repo
export KERN_DIR=`uname -r`
sudo yum install VirtualBox-5.0

5) 安装VirtualBox extpacks

wget http://download.virtualbox.org/virtualbox/5.0.8/Oracle_VM_VirtualBox_Extension_Pack-5.0.8-103449.vbox-extpack
sudo VBoxManage extpack install Oracle_VM_VirtualBox_Extension_Pack-5.0.8-103449.vbox-extpack
VBoxManage list extpacks