使用openstack构建私有云计算平台.docx

窗体顶端使用openstack构建私有云计算平台窗体顶端一、系统ubuntu 10.04 Desktop机器ip：5二、nova的安装1.安装所用的信息服务器：Rabbitmqsudo apt-get install rabbitmq-server2.安装nova1)nova包安装sudo apt-get install python-software-propertiessudo add-apt-repository ppa:nova-core/trunksudo apt-get update注意：如果sudo add-apt-repository ppa:nova-core/trunk不行，换成sudo add-apt-repository ppa:nova-core/release2)nova依赖包安装sudo apt-get install python-novasudo apt-get install python-greenlet python-mysqldb python-nova nova-common nova-doc nova-api nova-network nova-objectstore nova-scheduler nova-compute euca2ools unzip3)配置nova(/etc/nova/nova.conf)这个文件是安装nova后自动生成的，如果没有，估计是系统问题。vim /etc/nova/nova.conf机器上内容如下：daemonize=1dhcpbridge_flagfile=/etc/nova/nova.confdhcpbridge=/usr/bin/nova-dhcpbridgeloggdir=/var/log/novastate_path=/var/lib/novaverbosesql_connection=mysql:/root:nova5/novas3_host=5rabbit_host=5ec2_host=5verboseec2_url=5:8773/services/Cloudnetwork_manager=work.manager.VlanManagerfixed_range=/12network_size=8注意：5是我电脑ip,替换成你自己的ip即可4)创建群组并授权addgroup novachown -R root:nova /etc/novachmod 644 /etc/nova/nova.conf3.安装mysql1)绕过所有安装提示，加快安装速度bashMYSQL_PASS=novacatmysql-server-5.1 mysql-server/root_password password $MYSQL_PASSmysql-server-5.1 mysql-server/root_password_again password $MYSQL_PASSmysql-server-5.1 mysql-server/start_on_boot boolean trueMYSQL_PRESEED2)安装mysqlapt-get install -y mysql-server3)编辑/etc/mysql/f，绑定地址sed -i s///g /etc/mysql/fservice mysql restart注：sed -i s///g /etc/mysql/f表示在行内全面用代替4)mysql配置创建nova数据库mysql -uroot -p$MYSQL_PASS -e CREATE DATABASE nova;root用户为超级用户权限mysql -uroot -p$MYSQL_PASS -e GRANT ALL PRIVILEGES ON *.* TO root% WITH GRANT OPTION;设置root用户密码mysql -uroot -p$MYSQL_PASS -e SET PASSWORD FOR root% = PASSWORD($MYSQL_PASS);注意：mysql的root用户初始密码为空，在设置密码时候，最好自己设定一个密码来代替$MYSQL_PASS4.网桥配置vim /etc/network/interfaces修改后内容如下：# The loopback network interfaceauto loiface lo inet loopback# Networking for NOVAauto br100iface br100 inet staticaddress 5netmask network broadcast 55gateway 54bridge_ports eth0bridge_stp offbridge_maxwait 0bridge_fd 0# dns-* options are implemented by the resolvconf package, if installeddns-nameservers 注意：在官方配置介绍用的是DHCP，这里使用静态ip地址，根据实际情况，修改相应的address、netmask、network、broadcast、gateway、dns等。最后，重启mysql：sudo /etc/init.d/networking restart5.nova环境配置/usr/bin/nova-manage db sync/usr/bin/nova-manage user admin dub/usr/bin/nova-manage project create dubproject dub/usr/bin/nova-manage network create /24 1 255注意：数据名、用户名、项目名等都可以自己设定。6.nova认证mkdir p /root/creds/usr/bin/python /usr/bin/nova-manage project zipfile $NOVA_PROJECT $NOVA_PROJECT_USER /root/creds/novacreds.zipunzip /root/creds/novacreds.zip -d /root/creds/cat /root/creds/novarc /.bashrcsource /.bashrc注意：要在root下能建立目录，必须是root用户，可以用以下命令：sudo passwd rootsu root输入密码，进入root用户7.重启相关服务/etc/init.d/libvirt-bin restart; service nova-network restart; service nova-compute restart; service nova-api restart; service nova-objectstore restart; service nova-scheduler restart注意：/etc/init.d/libvirt-bin代替libirtd，ubuntu中没有libirtd8.授权ping和ssh命令给VMSeuca-authorize -P icmp -t -1:-1 defaulteuca-authorize -P tcp -p 22 default(不能ping或ssh时候，使用以下命令)killall dnsmasqservice nova-network restartchgrp kvm /dev/kvmchmod g+rwx /dev/kvm配置防火墙# iptables -t nat -A PREROUTING -d 54/32 -p tcp -m tcp dport 80 -j DNAT to-destination 5:8773注意：5改成你自己机器的ip8.安装后测试1)查看mysql中services表数据mysql -u$root-p$nova nova -e select * from services;注意：root是用户名，nova是密码，用你自己设定的mysql用户名和密码即可。2)获取imageimage=ttylinux-uec-amd64-12.1_2.6.35-22_1.tar.gzwget /ubuntu/ttylinux-uec/$imageuec-publish-tarball $image mybucket3)为ssh创建安全认证euca-add-keypair mykey mykey.privchmod 0600 mykey.priv4)查看镜像euca-describe-images5)运行euca-run-instances $emi -k