mirror of
https://github.com/retspen/webvirtcloud
synced 2024-12-25 15:45:23 +00:00
184 lines
5.7 KiB
Python
184 lines
5.7 KiB
Python
#
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# Copyright (C) 2013 Webvirtmgr.
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#
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from vrtManager import util
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from vrtManager.IPy import IP
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from vrtManager.connection import wvmConnect
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def network_size(net, dhcp=None):
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"""
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Func return gateway, mask and dhcp pool.
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"""
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mask = IP(net).strNetmask()
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addr = IP(net)
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if addr[0].strNormal()[-1] == '0':
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gateway = addr[1].strNormal()
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dhcp_pool = [addr[2].strNormal(), addr[addr.len() - 2].strNormal()]
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else:
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gateway = addr[0].strNormal()
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dhcp_pool = [addr[1].strNormal(), addr[addr.len() - 2].strNormal()]
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if dhcp:
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return gateway, mask, dhcp_pool
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else:
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return gateway, mask, None
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class wvmNetworks(wvmConnect):
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def get_networks_info(self):
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get_networks = self.get_networks()
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networks = []
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for network in get_networks:
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net = self.get_network(network)
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net_status = net.isActive()
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net_bridge = net.bridgeName()
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net_forwd = util.get_xml_path(net.XMLDesc(0), "/network/forward/@mode")
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networks.append({'name': network, 'status': net_status,
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'device': net_bridge, 'forward': net_forwd})
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return networks
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def define_network(self, xml):
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self.wvm.networkDefineXML(xml)
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def create_network(self, name, forward, gateway, mask, dhcp, bridge, openvswitch, fixed=False):
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xml = """
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<network>
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<name>%s</name>""" % name
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if forward in ['nat', 'route', 'bridge']:
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xml += """<forward mode='%s'/>""" % forward
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xml += """<bridge """
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if forward in ['nat', 'route', 'none']:
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xml += """stp='on' delay='0'"""
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if forward == 'bridge':
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xml += """name='%s'""" % bridge
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xml += """/>"""
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if openvswitch is True:
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xml += """<virtualport type='openvswitch'/>"""
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if forward != 'bridge':
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xml += """
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<ip address='%s' netmask='%s'>""" % (gateway, mask)
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if dhcp:
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xml += """<dhcp>
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<range start='%s' end='%s' />""" % (dhcp[0], dhcp[1])
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if fixed:
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fist_oct = int(dhcp[0].strip().split('.')[3])
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last_oct = int(dhcp[1].strip().split('.')[3])
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for ip in range(fist_oct, last_oct + 1):
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xml += """<host mac='%s' ip='%s.%s' />""" % (util.randomMAC(), gateway[:-2], ip)
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xml += """</dhcp>"""
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xml += """</ip>"""
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xml += """</network>"""
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self.define_network(xml)
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net = self.get_network(name)
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net.create()
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net.setAutostart(1)
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class wvmNetwork(wvmConnect):
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def __init__(self, host, login, passwd, conn, net):
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wvmConnect.__init__(self, host, login, passwd, conn)
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self.net = self.get_network(net)
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def get_name(self):
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return self.net.name()
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def _XMLDesc(self, flags):
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return self.net.XMLDesc(flags)
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def get_autostart(self):
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return self.net.autostart()
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def set_autostart(self, value):
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self.net.setAutostart(value)
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def is_active(self):
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return self.net.isActive()
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def get_uuid(self):
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return self.net.UUIDString()
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def get_bridge_device(self):
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try:
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return self.net.bridgeName()
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except:
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return None
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def start(self):
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self.net.create()
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def stop(self):
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self.net.destroy()
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def delete(self):
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self.net.undefine()
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def get_ipv4_network(self):
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xml = self._XMLDesc(0)
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if util.get_xml_path(xml, "/network/ip") is None:
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return None
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addrStr = util.get_xml_path(xml, "/network/ip/@address")
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netmaskStr = util.get_xml_path(xml, "/network/ip/@netmask")
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prefix = util.get_xml_path(xml, "/network/ip/@prefix")
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if prefix:
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prefix = int(prefix)
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binstr = ((prefix * "1") + ((32 - prefix) * "0"))
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netmaskStr = str(IP(int(binstr, base=2)))
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if netmaskStr:
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netmask = IP(netmaskStr)
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gateway = IP(addrStr)
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network = IP(gateway.int() & netmask.int())
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ret = IP(str(network) + "/" + netmaskStr)
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else:
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ret = IP(str(addrStr))
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return ret
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def get_ipv4_forward(self):
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xml = self._XMLDesc(0)
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fw = util.get_xml_path(xml, "/network/forward/@mode")
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forwardDev = util.get_xml_path(xml, "/network/forward/@dev")
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return [fw, forwardDev]
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def get_ipv4_dhcp_range(self):
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xml = self._XMLDesc(0)
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dhcpstart = util.get_xml_path(xml, "/network/ip/dhcp/range[1]/@start")
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dhcpend = util.get_xml_path(xml, "/network/ip/dhcp/range[1]/@end")
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if not dhcpstart or not dhcpend:
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return None
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return [IP(dhcpstart), IP(dhcpend)]
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def get_ipv4_dhcp_range_start(self):
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dhcp = self.get_ipv4_dhcp_range()
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if not dhcp:
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return None
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return dhcp[0]
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def get_ipv4_dhcp_range_end(self):
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dhcp = self.get_ipv4_dhcp_range()
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if not dhcp:
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return None
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return dhcp[1]
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def can_pxe(self):
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xml = self.get_xml()
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forward = self.get_ipv4_forward()[0]
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if forward and forward != "nat":
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return True
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return bool(util.get_xml_path(xml, "/network/ip/dhcp/bootp/@file"))
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def get_mac_ipaddr(self):
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def network(ctx):
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result = []
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for net in ctx.xpathEval('/network/ip/dhcp/host'):
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host = net.xpathEval('@ip')[0].content
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mac = net.xpathEval('@mac')[0].content
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result.append({'host': host, 'mac': mac})
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return result
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return util.get_xml_path(self._XMLDesc(0), func=network)
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