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  • 云开源框架OpenStack安装笔记 (转)

      OpenStack安装总结
                                            ---nova篇

    一、系统
    ubuntu 10.04 Desktop  
    机器ip:10.1.29.15
    官方网站:http://www.openstack.org/

    二、nova的安装

    1.安装所用的信息服务器:Rabbitmq
    sudo apt-get install rabbitmq-server

    2.安装nova
    1)nova包安装
    sudo apt-get install python-software-properties
    sudo add-apt-repository ppa:nova-core/trunk
    sudo 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/release

    2)nova依赖包安装
    sudo apt-get install python-nova
    sudo apt-get install python-greenlet python-mysqldb python-nova nova-common nova-doc nova-api nova-network nova-objectstore nova-scheduler nova-compute euca2ools unzip

    3)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=1
    --dhcpbridge_flagfile=/etc/nova/nova.conf
    --dhcpbridge=/usr/bin/nova-dhcpbridge
    --loggdir=/var/log/nova
    --state_path=/var/lib/nova
    --verbose
    --sql_connection=mysql://root:nova@10.1.29.15/nova
    --s3_host=10.1.29.15
    --rabbit_host=10.1.29.15
    --ec2_host=10.1.29.15
    --verbose
    --ec2_url=http://10.1.29.15:8773/services/Cloud
    --network_manager=nova.network.manager.VlanManager
    --fixed_range=10.0.0.0/12
    --network_size=8
    -------------------------------
    注意:10.1.29.15是我电脑ip,替换成你自己的ip即可

    4)创建群组并授权
    addgroup nova
    chown -R root:nova /etc/nova
    chmod 644 /etc/nova/nova.conf

    3.安装mysql

    1)绕过所有安装提示,加快安装速度
    bash
    MYSQL_PASS=nova
    cat <<MYSQL_PRESEED | debconf-set-selections
    mysql-server-5.1 mysql-server/root_password password $MYSQL_PASS
    mysql-server-5.1 mysql-server/root_password_again password $MYSQL_PASS
    mysql-server-5.1 mysql-server/start_on_boot boolean true
    MYSQL_PRESEED

    2)安装mysql
    apt-get install -y mysql-server

    3)编辑/etc/mysql/my.cnf,绑定地址
    sed -i 's/127.0.0.1/0.0.0.0/g' /etc/mysql/my.cnf
    service mysql restart
    注:sed -i 's/127.0.0.1/0.0.0.0/g' /etc/mysql/my.cnf表示在行内全面用127.0.0.1代替0.0.0.0

    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_PASS

    4.网桥配置
    vim /etc/network/interfaces
    修改后内容如下:
    -------------------------------------------
    # The loopback network interface
    auto lo
    iface lo inet loopback

    # Networking for NOVA
    auto br100
    iface br100 inet static
        address 10.1.29.15
        netmask 255.0.0.0
        network 10.0.0.0
        broadcast 10.255.255.255
        gateway 10.1.0.254
        bridge_ports eth0
        bridge_stp   off
        bridge_maxwait 0
        bridge_fd      0
        # dns-* options are implemented by the resolvconf package, if installed
        dns-nameservers 59.108.119.3
    -----------------------------------------------
    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 restart

    5.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 192.168.0.0/24 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.zip
    unzip /root/creds/novacreds.zip -d /root/creds/
    cat /root/creds/novarc >> ~/.bashrc
    source ~/.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 root
    su 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libirtd

    8.授权ping和ssh命令给VMS
    euca-authorize -P icmp -t -1:-1 default
    euca-authorize -P tcp -p 22 default
    ---(不能ping或ssh时候,使用以下命令)----
    killall dnsmasq  
    service nova-network restart
    ---------------------
    chgrp kvm /dev/kvm
    chmod g+rwx /dev/kvm

    配置防火墙
    # iptables -t nat -A PREROUTING -d 169.254.169.254/32 -p tcp -m tcp --dport 80 -j DNAT --to-destination 10.1.29.15:8773
    注意:10.1.29.15改成你自己机器的ip

    8.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image
    image="ttylinux-uec-amd64-12.1_2.6.35-22_1.tar.gz"
    wget http://smoser.brickies.net/ubuntu/ttylinux-uec/$image
    uec-publish-tarball $image mybucket

    3)为ssh创建安全认证
    euca-add-keypair mykey > mykey.priv
    chmod 0600 mykey.priv

    4)查看镜像
    euca-describe-images

    5)运行
    euca-run-instances $emi -k mykey -t m1.tiny
    注意:$emi用实际的代替,如:ami-u5o8a5lg
    euca-describe-instances
    ssh -i mykey.priv root@10.1.29.15
    euca-terminate-instances ami-u5o8a5lg-id

    --------------------------------------------
    到此,nova的私有云就安装完毕!

    主要参考:
    http://wiki.openstack.org/NovaInstall/DevPkgInstall




    FROM :http://blog.csdn.net/alen1985/archive/2011/03/11/6240314.aspx

    很详细,但为啥我的就不能ping和ssh捏。。。

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  • 原文地址:https://www.cnblogs.com/sikoui/p/1986103.html
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