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? 192.168.205.7: as Chrony, DNS and YUM Source server(為了安裝更快,自建yum源)
? 192.168.205.147: as DataBase, install MariaDB, RabbitMQ, Memcached
? 192.168.205.167: as controller, install keystone, placement, nova, neutron, dashboard
? 192.168.205.187: as compute node, install neutron agent and nova agent
注:所有操作系統(tǒng)默認(rèn)停用firewalld,iptable為空,關(guān)閉selinux
? OS: centos 7 1810 with mini install for controller and SQL server
? OS: CentOS 7 1511 with mini install for compute node
? Openstack Minimal deployment for Stein
? mariadb-10.3.10
注:其它未注明均為yum 安裝
? 最小化安裝openstack stein最新版本
? 安裝完成后各組件正常運(yùn)行
? 測(cè)試成功建立實(shí)列并運(yùn)行
? 通過(guò)運(yùn)行實(shí)列測(cè)試基本的網(wǎng)絡(luò)功能
1. 安裝前的環(huán)境準(zhǔn)備
2. 安裝keystone
3. 安裝glance鏡像服務(wù)
4. 安裝placement
5. 安裝Nova on controller
6. 安裝Nova on compute node
7. 安裝Neutron on controller node
8. 安裝Neutron on compute node
9. 安裝dashboard
10. 驗(yàn)證測(cè)試
安裝的準(zhǔn)備工作很重要,因?yàn)閛penstack服務(wù)非常多,服務(wù)之間的依賴關(guān)系緊密,合理的規(guī)劃不會(huì)導(dǎo)至安裝出現(xiàn)問(wèn)題,否則會(huì)出現(xiàn)各種的問(wèn)題。
#yum install chrony
#systemctl start chronyd
#cat /etc/chrony.conf
server 192.168.205.7 iburst
#systemctl status chronyd
#chronyc sources -v #檢查chrony時(shí)間是否同步,看到^*為同步,否則沒(méi)有同步
#cat /etc/hosts
192.168.205.167 controller1
192.168.205.147 master
192.168.205.187 node1
域名:flex.net
name server 192.168.205.7
A stack.flex.net 192.168.205.167 controller1
A dbs.flex.net 192.168.205.147 database, memcached, rabbitMQ
同進(jìn)DNS也做為轉(zhuǎn)發(fā)服務(wù)器為yum提像安裝軟件
eth0為管理和API的網(wǎng)絡(luò)
#cat ifcfg-eth0
NAME="eth0"
DEVICE="eth0"
ONBOOT=yes
BOOTPROTO=static
IPADDR=192.168.205.x
NETMASK=255.255.255.0
TYPE=Ethernet
eth2為租戶tenant網(wǎng)絡(luò)使用,不配IP,設(shè)置成none
#cat ifcfg-eth2
NAME="eth2"
DEVICE="eth2"
ONBOOT=yes
BOOTPROTO=none
eth3為外網(wǎng)安裝yum源使用,使用nat方式,同時(shí)將dns設(shè)置為內(nèi)網(wǎng)的dns: 192.168.205.7
#cat ifcfg-eth3
NAME="eth3"
DEVICE="eth3"
ONBOOT=yes
BOOTPROTO=static
IPADDR=172.18.18.x
NETMASK=255.255.255.0
GATEWAY=172.18.18.2
DNS1=192.168.205.7
注:不要修改HWADDR和UUID
安裝源,首先啟用extras packges,我使用原cenos安裝時(shí)自帶的源, 也可以啟用aliyun或tinghua的extras源
#ls
backup CentOS-Base.repo CentOS-Debuginfo.repo CentOS-Media.repo CentOS-Vault.repo
backup1 CentOS-CR.repo CentOS-fasttrack.repo CentOS-Sources.repo
#yum list Centos-release-OpenStack*
…
Available Packages
centos-release-openstack-stein.noarch 1-1.el7.centos extras
centos-release-openstack-ocata.noarch 1-2.el7 extras
centos-release-openstack-pike.x86_64 1-1.el7 extras
centos-release-openstack-queens.noarch 1-2.el7.centos extras
注:安裝時(shí)我們要禁用epel源
#yum install centos-release-openstack-stein
安裝完成后我們看到目錄中多了一些源
#ls
backup CentOS-Debuginfo.repo CentOS-QEMU-EV.repo
backup1 CentOS-fasttrack.repo CentOS-Sources.repo
CentOS-Base.repo CentOS-Media.repo CentOS-Storage-common.repo
CentOS-Ceph-Nautilus.repo CentOS-NFS-Ganesha-28.repo CentOS-Vault.repo
#cat CentOS-OpenStack-stein.repo
CentOS-OpenStack-stein.repo
…
# yum upgrade
# yum install python-openstackclient
# yum install mariadb mariadb-server python2-PyMySQL
# vi /etc/my.cnf.d/openstack.cnf
[mysqld]
bind-address = 192.168.205.147
default-storage-engine = innodb
innodb_file_per_table = on
max_connections = 4096
collation-server = utf8_general_ci
character-set-server = utf8
# systemctl enable mariadb.service
# systemctl start mariadb.service
# mysql_secure_installation
Openstack的服務(wù)之間使用消息隊(duì)列協(xié)調(diào)操作和狀態(tài)信息,消息隊(duì)列通常地運(yùn)行在controller上, openstack支持幾種消息隊(duì)列如:rabbitMQ, Qpid, ZeroMQ. 大多的發(fā)行版都支持這些特定的消息隊(duì)列,本實(shí)驗(yàn)我們用RabbitMQ因?yàn)榇蠖喟l(fā)行版都支持它,本列中,我們的消息隊(duì)列運(yùn)行在dababase中
# yum install rabbitmq-server
# systemctl enable rabbitmq-server.service
# systemctl start rabbitmq-server.service
# rabbitmqctl add_user openstack openstack123
# rabbitmqctl set_permissions openstack ".*" ".*" ".*"
注:在vhost "/" ...中給用戶 "openstack" 授權(quán)
身份識(shí)別服務(wù)驗(yàn)證機(jī)制使用Memcached緩存令牌,Memcached通常運(yùn)行在controller上,對(duì)于生產(chǎn)部署,我們建議啟用防火墻、身份驗(yàn)證和加密的組合來(lái)保護(hù)它。
# yum install memcached python-memcached
#vi /etc/sysconfi/memcached
OPTIONS="-l 127.0.0.1,::1,master" #如果你裝在數(shù)據(jù)庫(kù)服務(wù)器上,那么就改數(shù)據(jù)庫(kù)服務(wù)器的名字, 因?yàn)閔osts中已經(jīng)做解析
# systemctl enable memcached.service
# systemctl start memcached.service
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