saltstack之virt模块创建虚拟机分析之四,创建虚拟机
def _edit_vm(nics,img_dest,name):vm_name=name+".tc.com"
nic_content={}
for nic in nics:
name=nic['name']
vm_mac=nic['mac']
vm_ip=nic['ip']
nic_content={}
nic_content['ip']=vm_ip
nic_content['mac']=vm_mac
g = guestfs.GuestFS(python_return_dict=True)
g.add_drive_opts(img_dest)
g.launch()
#partions_root=g.inspect_os() 不能使用此功能，否则我后面写的客户端无提示.
g.mount('/dev/sda3','/')#这一块是针对我虚拟机镜像文件格式，如果你的不一样，可以做修改
#g.mount(partions_root,'/')
#edit vm hostname
hostname_fn='hostname.jinja'
try:
template_hostname = JINJA.get_template(hostname_fn)
except jinja2.exceptions.TemplateNotFound:
return False
hostname_context={'hostname':vm_name}
hostname_content=template_hostname.render(**hostname_context)
g.write('/etc/sysconfig/network',hostname_content)
#edit vm mac
mac_fn='mac.jinja'
try:
template_mac = JINJA.get_template(mac_fn)
except jinja2.exceptions.TemplateNotFound:
return False
mac_context={'mac':vm_mac}
mac_content=template_mac.render(**mac_context)
g.write('/etc/udev/rules.d/70-persistent-net.rules',mac_content)
#edit vm ip
net_fn='net.jinja'
try:
template_net = JINJA.get_template(net_fn)
except jinja2.exceptions.TemplateNotFound:
return False
net_context={'mac':vm_mac,'ip':vm_ip}
net_content=template_net.render(**net_context)
g.write('/etc/sysconfig/network-scripts/ifcfg-eth0',net_content)
g.close()
return True
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