OpenStack 설치 - CentOS
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CentOS 6.x 64 bits 환경에서 OpenStack Grizzly를 설치 합니다.
사전 준비 사항
- CentOS를 최신 버전으로 업그레이드
- EPEL repository 등록
//--- http://mirrors.nl.eu.kernel.org/fedora-epel/6/i386/epel-release-6-8.noarch.rpm // rpm -Uvh http://download.fedoraproject.org/pub/epel/6/i386/epel-release-6-8.noarch.rpm yum install http://dl.fedoraproject.org/pub/epel/7/x86_64/e/epel-release-7-5.noarch.rpm
- MySQL 설치
yum install mysql mysql-* chkconfig --level 2345 mysqld on service mysqld start
- OpenSSL 설치
yum install openssl openssl-*
- Python 설치
yum install python python-*
- Xen 설치
- KVM(Kernel-based Virtual Machine) hypervisor
- Intel-VT 및 AMD-V 등 하드웨어 가상화를 지원하는 CPU를 가진 머신에서만 사용
egrep '^flags.*(vmx|svm)' /proc/cpuinfo //--- 내용중에 vmx 항목이 있으면 하드웨어 가상화를 지원하는 CPU임
- 지원 이미지 포맷
- Raw
- QEMN Copy-on-write (qcow2)
- VMWare virtual machine disk format (vmdk)
- KVM 설치
yum install qemu-kvm qemu-img
yum install virt-manager libvirt libvirt-python python-virtinst libvirt-client
service libirtd restart
lsmod | grep kvm
centos용 keystone 설치
- keystone 설치
yum install openstack-utils openstack-keystone python-keystoneclient
- keystone을 위한 MySQL 환경 설정
openstack-db --init --service keystone
mysql -uroot -p mysql
create database keystone;
grant all privileges on keystone.* to 'keystone'@'%' identified by '~' with grant option;
flush privileges;
quit
- keystone 환경 설정
- vi /etc/keystone/keystone.conf
//--- SQLite DB에서 MySQL DB로 변경 connection = mysql://keystone:~@192.168.212.111/keystone [catalog] driver = keystone.catalog.backends.sql.Catalog
- admin-token 설정
export ADMIN_TOKEN=$(openssl rand -hex 10) openstack-config --set /etc/keystone/keystone.conf DEFAULT admin_token $ADMIN_TOKEN
glance 설치
- glance 설치
yum install openstack-nova openstack-glance
- rm /var/lib/glance/glance.sqlite
- glance를 위한 MySQL 환경 설정
mysql -uroot -p mysql
create database glance;
grant all privileges on glance.* to 'glance'@'%' identified by '~' with grant option;
flush privileges;
quit
- glance 환경 설정
- vi /etc/glance/glance-api-paste.ini
[filter:authtoken] admin_tenant_name = service admin_user = glance admin_password = ~
- vi /etc/glance/glance-api.conf
[paste_deploy] flavor = keystone
- service glance-api restart
- vi /etc/glance/glance-registry.conf
[paste_deploy] flavor = keystone sql_connection = mysql://glance:~@192.168.1.1/glance
- vi /etc/glance/glance-registry-paste.ini
[filter:authtoken] admin_tenant_name = service admin_user = glance admin_password = ~ [pipeline:glance-registry] # pipeline = context registryapp # NOTE: user the following pipeline for keystone pipeline = authtoken auth-context context registryapp
nova 설치
- vi /etc/nova/nova.conf
compute_driver=libvirt.LibvirtDriver libvirt_type=kvm
가상 네트워크 설정
모든 Compute Node에서 설정 하여야 합니다.
- FlatDHCP 설정
ip link set eth0 promisc on
- vi /etc/systemconfig/network-scripts/ifcfg-br100
DEVICE=vr100 TYPE=Bridge ONBOOT=yes DELAY=0 BOOTPROTO=static IPADDR=192.168.100.1 NETMASK=255.255.255.0
- bridge-utils 설치
yum install bridge-utils brctl addbr br100
- dnsmasq-utils 설치 (in CentOS 6.3)
yum install dnsmasq-utils
- 기타 설정
setenforce permissive //--- SELINUX를 사용하는 경우
vi /etc/eqidd.conf
auth 값을 no로 설정
service networking restart
