接收端 #coding=utf-8 __author__ = 'nate' import pika from pika.exceptions import ProbableAccessDeniedError from pika.exceptions import ProbableAuthenticationError if __name__ == '__main__': parameters = pika.URLParameters('amqp://nate:[email protected]:5672/test_vhost') conn = None channel = None try: conn = pika.BlockingConnection(parameters) channel = conn.channel() channel.exchange_declare(exchange='logs', type='fanout') result = channel.queue_declare(exclusive=True) queue_name = result.method.queue channel.queue_bind(exchange='logs', queue=queue_name) def get(ch, method, props, body): print 'message: %r' % body channel.basic_consume(get, queue=queue_name, no_ack=True) channel.start_consuming() except ProbableAccessDeniedError: print 'Access Denied' except ProbableAuthenticationError: print 'Authentication Error' except KeyboardInterrupt: print 'exit' finally: if channel: channel.

更新源 yum install wget -y wget -O /etc/yum.repos.d/CentOS-Base.repo http://mirrors.aliyun.com/repo/Centos-6.repo yum makecache 安装包 yum install gcc make gcc-c++ xmlto zip unzip ncurses-devel openssl-devel -y 安装python-simplejson & git yum install python-simplejson -y yum install git-core -y 安装Erlang 下载 www.erlang.org wget http://www.erlang.org/download/otp_src_17.4.tar.gz 编译安装 tar zxvf otp_src_17.4.tar.gz cd otp_src_17.4 ./configure make -j 4 make install 安装RabbitMQ 下载 www.rabbitmq.com wget http://www.rabbitmq.com/releases/rabbitmq-server/v3.4.2/rabbitmq-server-3.4.2.tar.gz 编译安装 tar zxvf rabbitmq-server-3.4.2.tar.gz cd rabbitmq-server-3.4.2 make TARGET_DIR=/opt/rabbitmq SBIN_DIR=/opt/rabbitmq/sbin MAN_DIR=/opt/rabbitmq/man DOC_INSTALL_DIR=/opt/rabbitmq/doc install 建立软链接 ln -s /opt/rabbitmq/sbin/rabbitmq-server /usr/bin/rabbitmq-server ln -s /opt/rabbitmq/sbin/rabbitmq-env /usr/bin/rabbitmq-env ln -s /opt/rabbitmq/sbin/rabbitmq-plugins /usr/bin/rabbitmq-plugins ln -s /opt/rabbitmq/sbin/rabbitmqctl /usr/bin/rabbitmqctl 启用 rabbitmq_management mkdir -p /etc/rabbitmq rabbitmq-plugins enable rabbitmq_management 启动 rabbitmq-server -detached 查看安装的插件 rabbitmq-plugins list 停止 rabbitmqctl stop 开放端口 iptables -I INPUT -p tcp --dport 5672 -j ACCEPT iptables -I INPUT -p tcp --dport 5672 -j ACCEPT 增加用户及加入administrator rabbitmqctl add_user nate 123123 rabbitmqctl set_user_tags nate administrator 删除用户 rabbitmqctl delete_user guest 修改密码 rabbitmqctl change_password nate 123123 访问管理平台 http://10.

说明 * SHA512加密 * OSX下生成的密码不对 代码 #coding=utf-8 """ Usage: topwd.py <password> """ __author__ = 'nate' import random import crypt from docopt import docopt if __name__ == '__main__': args = docopt(__doc__) password = args['<password>'] salt_set = ('abcdefghijklmnopqrstuvwxyz' 'ABCDEFGHIJKLMNOPQRSTUVWXYZ' '0123456789./') print crypt.crypt(password, '$6${salt}'.format(salt=''.join([random.choice(salt_set) for i in range(8)])))

检查是否开启CPU虚拟化 cat /proc/cpuinfo | egrep "(vmx|svm)" --color=always 禁用selinux vim /etc/selinux/config SELINUX=disabled setenforce 0 设置转发 sed -i 's/^\(net.ipv4.ip_forward =\).*/\1 1/' /etc/sysctl.conf; sysctl -p 安装 yum -y install @virt* dejavu-lgc-* xorg-x11-xauth tigervnc libguestfs-tools policycoreutils-python 设置libvirt自动开启并重启 chkconfig libvirtd on;reboot 验证是否加载KVM模块 lsmod | grep kvm 创建虚拟机做为镜像 查看可选用的操作系统 virt-install --os-variant=list | more 安装CentOS 6.5 下载 wget http://mirrors.aliyun.com/centos/6.5/isos/x86_64/CentOS-6.5-x86_64-minimal.iso 创建磁盘文件 qemu-img create -f qcow2 -o preallocation=metadata /data/centos65.qcow2 8G 安装 virt-install --os-variant=virtio26 --network model=virtio,bridge=br0 --disk /data/centos65.qcow2,sparse=false,bus=virtio,size=8 --cdrom=/data/CentOS-6.5-x86_64-minimal.iso --graphics vnc,listen=0.

说明 环境根据: 用 Open vSwitch 的内部端口连接两个 Namespace 用 patch port 连接两个 OVS 网桥 本机IP为 10.211.55.59 创建网桥 ovs-vsctl add-br br0 ovs-vsctl add-br br1 ip link set br0 up ip link set br1 up ovs-vsctl add-port br1 eth0 设置eth0的BOOTPROTO="none" dhclient br1 增加命令空间 ip netns add ns1 创建内部端口 ovs-vsctl add-port br0 tap1 -- set Interface tap1 type=internal 设置命令空间 ip link set tap1 netns ns1 配置 ip netns exec ns1 ip addr add 192.168.0.110/24 dev tap1 ip netns exec ns1 ip link set tap1 up ip netns exec ns1 ip link set lo up ip netns exec ns1 ping 192.

增加两个Namespace ip netns add ns1 ip netns add ns2 增加网桥 ovs-vsctl add-br br0 创建内部端口 ovs-vsctl add-port br0 tap1 -- set Interface tap1 type=internal ovs-vsctl add-port br0 tap2 -- set Interface tap2 type=internal 设置命令空间 ip link set tap1 netns ns1 ip link set tap2 netns ns2 配置 ip netns exec ns1 ip addr add 192.168.0.100/24 dev tap1 ip netns exec ns1 ip link set tap1 up ip netns exec ns1 ip link set lo up ip netns exec ns1 ping 192.