priority=4
-radvdConfFile = '/etc/radvd.conf'
+radvd_conf_file = '/etc/radvd.conf'
+sliversipv6prefixtag = 'sliversipv6prefix'
def start():
logger.log("ipv6: plugin starting up...")
-def buildLibvirtDefaultNetConfig(dom):
+def build_libvirt_default_net_config(dom):
# create the <network> element
networkElem = dom.createElement("network")
networkElem.appendChild(ipElem0)
return networkElem
-def checkForIPv6(defaultNetworkConfig):
+def check_for_ipv6(defaultNetworkConfig):
netnodes = defaultNetworkConfig.getElementsByTagName('network')
hasIPv6 = False
for netnode in netnodes:
return hasIPv6
-def addIPv6(defaultNetworkConfig, ipv6addr, prefix):
+def add_ipv6(defaultNetworkConfig, ipv6addr, prefix):
netnodes = defaultNetworkConfig.getElementsByTagName('network')
for netnode in netnodes:
netnode.appendChild(ipElem2)
return defaultNetworkConfig
-def changeIPv6(dom, ipv6addr, prefix):
+def change_ipv6(dom, ipv6addr, prefix):
ips = dom.getElementsByTagName('ip')
for ip in ips:
if ip.getAttribute("family")=='ipv6' and not(re.match(r'fe80(.*)', ip.getAttribute("address"), re.I)):
return dom
-def removeIPv6(dom):
+def remove_ipv6(dom):
networks = dom.getElementsByTagName('network')
for network in networks:
ips = network.getElementsByTagName('ip')
return dom
-def checkIfIPv6IsDifferent(dom, ipv6addr, prefix):
+def check_if_ipv6_is_different(dom, ipv6addr, prefix):
netnodes = dom.getElementsByTagName('network')
for netnode in netnodes:
ips = netnode.getElementsByTagName('ip')
return False
-def setAutostart(network):
+def set_autostart(network):
try:
network.setAutostart(1)
except:
logger.log("ipv6: network could not set to autostart")
-def setUp(networkLibvirt, connLibvirt, networkElem, ipv6addr, prefix):
+def set_up(networkLibvirt, connLibvirt, networkElem, ipv6addr, prefix):
newXml = networkElem.toxml()
#logger.log(networkElem.toxml())
#ret = dir(conn)
networkLibvirt.destroy()
connLibvirt.networkCreateXML(newXml)
networkDefault = connLibvirt.networkDefineXML(newXml)
- setAutostart(networkDefault)
+ set_autostart(networkDefault)
commandForwarding = ['sysctl', '-w', 'net.ipv6.conf.all.forwarding=1']
logger.log_call(commandForwarding, timeout=15*60)
configRadvd = """
};
""" % locals()
- with open(radvdConfFile,'w') as f:
+ with open(radvd_conf_file,'w') as f:
f.write(configRadvd)
- killRadvd()
- startRadvd()
+ kill_radvd()
+ start_radvd()
logger.log("ipv6: set up process finalized. Enabled IPv6 address to the slivers!")
-def cleanUp(networkLibvirt, connLibvirt, networkElem):
- dom = removeIPv6(networkElem)
+def clean_up(networkLibvirt, connLibvirt, networkElem):
+ dom = remove_ipv6(networkElem)
newXml = dom.toxml()
networkLibvirt.undefine()
networkLibvirt.destroy()
# TODO: set autostart for the network
connLibvirt.networkCreateXML(newXml)
networkDefault = connLibvirt.networkDefineXML(newXml)
- setAutostart(networkDefault)
- killRadvd()
+ set_autostart(networkDefault)
+ kill_radvd()
logger.log("ipv6: cleanup process finalized. The IPv6 support on the slivers was removed.")
-def killRadvd():
- commandKillRadvd = ['killall', 'radvd']
- logger.log_call(commandKillRadvd, timeout=15*60)
+def kill_radvd():
+ command_kill_radvd = ['killall', 'radvd']
+ logger.log_call(command_kill_radvd, timeout=15*60)
-def startRadvd():
+def start_radvd():
commandRadvd = ['radvd']
logger.log_call(commandRadvd, timeout=15*60)
interfaces = data['interfaces']
logger.log(repr(interfaces))
for interface in interfaces:
- logger.log('ipv6: get interface 1: %r'%(interface))
- if 'interface_tag_ids' in interface:
+ logger.log('ipv6: get interface: %r'%(interface))
+ if 'interface_tag_ids' in interface:
interface_tag_ids = "interface_tag_ids"
- interface_tag_id = "interface_tag_id"
- settings = plc.GetInterfaceTags({interface_tag_id:interface[interface_tag_ids]})
- isSliversIPv6PrefixSet = False
- for setting in settings:
- #logger.log(repr(setting))
- # TODO: create a static variable to describe the "sliversipv6prefix" tag
- if setting['tagname']=='sliversipv6prefix':
- ipv6addrprefix = setting['value'].split('/', 1)
- ipv6addr = ipv6addrprefix[0]
- prefix = ipv6addrprefix[1]
- logger.log("ipv6: %s" % (ipv6addr) )
- validIPv6 = tools.isValidIPv6(ipv6addr)
- if not(validIPv6):
- logger.log("ipv6: the 'sliversipv6prefix' tag presented a non-valid IPv6 address!")
- else:
- # connecting to the libvirtd
- connLibvirt = Sliver_Libvirt.getConnection(type)
- list = connLibvirt.listAllNetworks()
- for networkLibvirt in list:
- xmldesc = networkLibvirt.XMLDesc()
- dom = parseString(xmldesc)
- hasIPv6 = checkForIPv6(dom)
- if hasIPv6:
- # let's first check if the IPv6 is different or is it the same...
- isDifferent = checkIfIPv6IsDifferent(dom, ipv6addr, prefix)
- if isDifferent:
- logger.log("ipv6: tag 'sliversipv6prefix' was modified! " +
+ interface_tag_id = "interface_tag_id"
+ settings = plc.GetInterfaceTags({interface_tag_id:interface[interface_tag_ids]})
+ is_slivers_ipv6_prefix_set = False
+ for setting in settings:
+ if setting['tagname']==sliversipv6prefixtag:
+ ipv6addrprefix = setting['value'].split('/', 1)
+ ipv6addr = ipv6addrprefix[0]
+ valid_prefix = False
+ if len(ipv6addrprefix)>1:
+ prefix = ipv6addrprefix[1]
+ if prefix>0 and prefix<=64:
+ valid_prefix = True
+ else:
+ valid_prefix = False
+ else:
+ valid_prefix = False
+ logger.log("ipv6: '%s'=%s" % (sliversipv6prefixtag,ipv6addr) )
+ valid_ipv6 = tools.is_valid_ipv6(ipv6addr)
+ if not(valid_ipv6):
+ logger.log("ipv6: the 'sliversipv6prefix' tag presented a non-valid IPv6 address!")
+ elif not(valid_prefix):
+ logger.log("ipv6: the '%s' tag does not present a valid prefix " +
+ "(e.g., '/64', '/58')!" % (sliversipv6prefixtag) )
+ else:
+ # connecting to the libvirtd
+ connLibvirt = Sliver_Libvirt.getConnection(type)
+ list = connLibvirt.listAllNetworks()
+ for networkLibvirt in list:
+ xmldesc = networkLibvirt.XMLDesc()
+ dom = parseString(xmldesc)
+ has_ipv6 = check_for_ipv6(dom)
+ if has_ipv6:
+ # let's first check if the IPv6 is different or is it the same...
+ is_different = check_if_ipv6_is_different(dom, ipv6addr, prefix)
+ if is_different:
+ logger.log("ipv6: tag 'sliversipv6prefix' was modified! " +
"Updating configuration with the new one...")
- networkElem = changeIPv6(dom, ipv6addr, prefix)
- setUp(networkLibvirt, connLibvirt, networkElem, ipv6addr, prefix)
+ network_elem = change_ipv6(dom, ipv6addr, prefix)
+ set_up(networkLibvirt, connLibvirt, network_elem, ipv6addr, prefix)
+ logger.log("ipv6: trying to reboot the slivers...")
+ tools.reboot_slivers()
+ else:
+ logger.log("ipv6: starting to redefine the virtual network...")
+ #network_elem = buildLibvirtDefaultNetConfig(dom,ipv6addr,prefix)
+ network_elem = add_ipv6(dom, ipv6addr, prefix)
+ set_up(networkLibvirt, connLibvirt, network_elem, ipv6addr, prefix)
logger.log("ipv6: trying to reboot the slivers...")
- tools.reboot_sliver('blah')
- else:
- logger.log("ipv6: starting to redefine the virtual network...")
- #networkElem = buildLibvirtDefaultNetConfig(dom,ipv6addr,prefix)
- networkElem = addIPv6(dom, ipv6addr, prefix)
- setUp(networkLibvirt, connLibvirt, networkElem, ipv6addr, prefix)
- logger.log("ipv6: trying to reboot the slivers...")
- tools.reboot_sliver('blah')
- isSliversIPv6PrefixSet = True
- if not(isSliversIPv6PrefixSet):
- # connecting to the libvirtd
- connLibvirt = Sliver_Libvirt.getConnection(type)
- list = connLibvirt.listAllNetworks()
- for networkLibvirt in list:
- xmldesc = networkLibvirt.XMLDesc()
- dom = parseString(xmldesc)
- if checkForIPv6(dom):
- cleanUp(networkLibvirt, connLibvirt, dom)
- logger.log("ipv6: trying to reboot the slivers...")
- tools.reboot_sliver('blah')
+ tools.reboot_slivers()
+ is_slivers_ipv6_prefix_set = True
+ if not(is_slivers_ipv6_prefix_set):
+ # connecting to the libvirtd
+ connLibvirt = Sliver_Libvirt.getConnection(type)
+ list = connLibvirt.listAllNetworks()
+ for networkLibvirt in list:
+ xmldesc = networkLibvirt.XMLDesc()
+ dom = parseString(xmldesc)
+ if check_for_ipv6(dom):
+ clean_up(networkLibvirt, connLibvirt, dom)
+ logger.log("ipv6: trying to reboot the slivers...")
+ tools.reboot_slivers()
logger.log("ipv6: all done!")
git://git.onelab.eu / nodemanager.git / blobdiff