#!/usr/bin/env python
#-*-coding:UTF-8-*-
"""
@Item : Install Openstack Compute
@Author : william
@Group : Network System Group
@Date : 2014-03-20
@Funtion:
Function: Depoly Openstack Compute ...
"""
import os,sys,time
import traceback,shutil
import commands
import re
def LOG(info):
""" 程序错误日志记录 ...."""
logfile = ‘/tmp/openstack_compute_install.log‘
files = open(logfile,‘a‘)
try:
files.write(‘%s : %s‘%(time.ctime(),info))
except IOError:
files.close()
files.close()
class DepolyCompute(object):
def __init__(self):
print "Please write in the script master IP public IP and local management ... \n"
self.masterIPaddr = ‘10.9.0.100‘
self.localIPaddr = ‘10.9.0.101‘
self.URL = ‘http://%s/source/‘%self.masterIPaddr
self.nova_path = ‘/etc/nova/‘
def install_packstack(self):
""" 定制YUM 源 """
yum_path = ‘/etc/yum.repos.d/‘
try:
cmd = "yum install -y http://rdo.fedorapeople.org/rdo-release.rpm"
x,y = commands.getstatusoutput(cmd)
if x != 0:
fp = open(‘%s/rdo-release.repo‘%yum_path,‘w‘)
fp.write("""[openstack-havana] \n""")
fp.write("""name=OpenStack Havana Repository \n""")
fp.write("""baseurl=http://repos.fedorapeople.org/repos/openstack/openstack-havana/epel-6/ \n""")
fp.write("""enabled=1 \n""")
fp.write("""skip_if_unavailable=0 \n""")
fp.write("""gpgcheck=1 \n""")
fp.write("""gpgkey=file:///etc/pki/rpm-gpg/RPM-GPG-KEY-RDO-Havana \n""")
fp.write("""priority=98 \n""")
fp.close()
cmd = "rpm -Uvh http://mirrors.yun-idc.com/epel/6/i386/epel-release-6-8.noarch.rpm"
x,y = commands.getstatusoutput(cmd)
if x != 0:
fp = open(‘%s/epel.repo‘%yum_path,‘w‘)
fp.write("""[epel] \n""")
fp.write("""name=Extra Packages for Enterprise Linux 6 - $basearch \n""")
fp.write("""#baseurl=http://download.fedoraproject.org/pub/epel/6/$basearch \n""")
fp.write("""mirrorlist=https://mirrors.fedoraproject.org/metalink?repo=epel-6&arch=$basearch \n""")
fp.write("""failovermethod=priority \n""")
fp.write("""enabled=1 \n""")
fp.write("""gpgcheck=1 \n""")
fp.write("""gpgkey=file:///etc/pki/rpm-gpg/RPM-GPG-KEY-EPEL-6 \n""")
fp.write(""" \n""")
fp.write("""[epel-debuginfo] \n""")
fp.write("""name=Extra Packages for Enterprise Linux 6 - $basearch - Debug \n""")
fp.write("""#baseurl=http://download.fedoraproject.org/pub/epel/6/$basearch/debug \n""")
fp.write("""mirrorlist=https://mirrors.fedoraproject.org/metalink?repo=epel-debug-6&arch=$basearch \n""")
fp.write("""failovermethod=priority \n""")
fp.write("""enabled=0 \n""")
fp.write("""gpgkey=file:///etc/pki/rpm-gpg/RPM-GPG-KEY-EPEL-6 \n""")
fp.write("""gpgcheck=1 \n""")
fp.write(""" \n""")
fp.write("""[epel-source] \n""")
fp.write("""name=Extra Packages for Enterprise Linux 6 - $basearch - Source \n""")
fp.write("""#baseurl=http://download.fedoraproject.org/pub/epel/6/SRPMS \n""")
fp.write("""mirrorlist=https://mirrors.fedoraproject.org/metalink?repo=epel-source-6&arch=$basearch \n""")
fp.write("""failovermethod=priority \n""")
fp.write("""enabled=0 \n""")
fp.write("""gpgkey=file:///etc/pki/rpm-gpg/RPM-GPG-KEY-EPEL-6 \n""")
fp.write("""gpgcheck=1 \n""")
fp.close()
except:
LOG(traceback.format_exc())
def install_kvm_compute(self):
""" YUM 安装虚拟化包，openstack compute 包"""
try:
os.system(""" yum -y install kvm libvirt qemu virt-*""")
os.system(""" yum -y install lrzsz gcc sysstat net-snmp-* """)
os.system(""" yum -y install openstack-nova-compute openstack-nova-network """)
except:
LOG(traceback.format_exc())
def install_compute_source(self):
""" 下载开发完成的nova 源码包,解压,并初始化"""
try:
cmd = " wget %s/kx-openstack.tgz -O /opt/kx-openstack.tgz"%self.URL
x,y = commands.getstatusoutput(cmd)
if x == 0:
os.chdir(‘/opt/‘)
os.system(""" tar -xzvf kx-openstack.tgz -C /""")
os.chdir(self.nova_path)
if os.path.exists(‘nova.conf‘):
shutil.move(‘nova.conf‘,‘nova.conf.default‘)
if os.path.exists(‘nova.conf.compute.example‘):
shutil.move(‘nova.conf.compute.example‘,‘nova.conf‘)
self._nova_conf()
self._start_nova_compute()
else:
LOG("wget kx-openstack.tgz false")
sys.exit()
except:
LOG(traceback.format_exc())
def _start_nova_compute(self):
try:
servers = [‘openstack-nova-compute‘,‘openstack-nova-network‘,‘openstack-nova-extend‘,‘libvirtd‘]
for i in servers:
os.system(""" /sbin/service %s restart """ %i)
os.system(""" /sbin/chkconfig %s on """ %i)
except:
LOG(traceback.format_exc())
def _nova_config(self):
# Compute node nova.conf init
try:
fp = open(‘%s/nova.conf‘%self.nova_path)
f = fp.readlines()
fp.close()
for n, s in enumerate(f):
if re.match(‘#?glance_api_servers.*‘,s):
f[n] = ‘glance_api_servers=%s:9292\n‘ %self.masterIPaddr
if re.match(‘#?metadata_host.*‘,s):
f[n] = ‘metadata_host=%s \n‘ %self.masterIPaddr
if re.match(‘#?qpid_hostname.*‘,s):
f[n] = ‘qpid_hostname=%s\n‘ %self.masterIPaddr
if re.match(‘#?novncproxy_base_url.*‘,s):
f[n] = ‘novncproxy_base_url=http://%s:6080/vnc_auto.html \n‘ %self.masterIPaddr
if re.match(‘#?sql_connection.*‘,s):
str = s.split(‘@‘)[0] + ‘@%s/nova‘%self.masterIPaddr
f[n] = ‘%s \n‘ %str
if re.match(‘#?my_ip.*‘,s):
f[n] = ‘my_ip=%s\n‘ %self.localIPaddr
if re.match(‘#?vncserver_listen.*‘,s):
f[n] = ‘vncserver_listen=%s\n‘ %self.localIPaddr
if re.match(‘#?vncserver_proxyclient_address.*‘,s):
f[n] = ‘vncserver_proxyclient_address=%s\n‘ %self.localIPaddr
fp = open(‘%s/nova.conf‘%self.nova_path,‘w‘)
fp.writelines(f)
fp.close()
except Exception,e:
LOG(traceback.format_exc())
if __name__ == "__main__":
sc = DepolyCompute()
sc.install_packstack()
sc.install_kvm_compute()
sc.install_compute_source()本文出自 “willaim” 博客，请务必保留此出处http://swq499809608.blog.51cto.com/797714/1384332
简化 Openstack H 版 compute 节点部署脚本,布布扣,bubuko.com
简化 Openstack H 版 compute 节点部署脚本
原文：http://swq499809608.blog.51cto.com/797714/1384332