#!/usr/bin/python
-from sfa.util.xrn import *
-from sfa.util.plxrn import *
-from sfa.rspecs.sfa_rspec import SfaRSpec
-from sfa.rspecs.pg_rspec import PGRSpec
-from sfa.rspecs.rspec_version import RSpecVersion
+from sfa.util.xrn import hrn_to_urn, urn_to_hrn
+from sfa.util.plxrn import PlXrn, hostname_to_urn, hrn_to_pl_slicename
+
+from sfa.rspecs.rspec import RSpec
+from sfa.rspecs.elements.link import Link
+from sfa.rspecs.elements.interface import Interface
+
+from sfa.util.topology import Topology
+from sfa.rspecs.version_manager import VersionManager
+from sfa.plc.vlink import get_tc_rate
class Aggregate:
interfaces = {}
links = {}
node_tags = {}
+ pl_initscripts = {}
prepared=False
#panos new user options variable
user_options = {}
self.api = api
self.user_options = user_options
- def prepare_sites(self, force=False):
+ def prepare_sites(self, filter={}, force=False):
if not self.sites or force:
- for site in self.api.plshell.GetSites(self.api.plauth):
+ for site in self.api.driver.GetSites(filter):
self.sites[site['site_id']] = site
- def prepare_nodes(self, force=False):
+ def prepare_nodes(self, filter={}, force=False):
if not self.nodes or force:
- for node in self.api.plshell.GetNodes(self.api.plauth):
- self.nodes[node['node_id']] = node
-
- def prepare_interfaces(self, force=False):
- if not self.interfaces or force:
- for interface in self.api.plshell.GetInterfaces(self.api.plauth):
- self.interfaces[interface['interface_id']] = interface
-
- def prepare_links(self, force=False):
- if not self.links or force:
- pass
-
- def prepare_node_tags(self, force=False):
- if not self.node_tags or force:
- for node_tag in self.api.plshell.GetNodeTags(self.api.plauth):
- self.node_tags[node_tag['node_tag_id']] = node_tag
-
- def prepare(self, force=False):
- if not self.prepared or force:
- self.prepare_sites(force)
- self.prepare_nodes(force)
- self.prepare_interfaces(force)
- self.prepare_links(force)
- self.prepare_node_tags(force)
- # add site/interface info to nodes
- for node_id in self.nodes:
- node = self.nodes[node_id]
+ filter.update({'peer_id': None})
+ nodes = self.api.driver.GetNodes(filter)
+ site_ids = []
+ interface_ids = []
+ tag_ids = []
+ for node in nodes:
+ site_ids.append(node['site_id'])
+ interface_ids.extend(node['interface_ids'])
+ tag_ids.extend(node['node_tag_ids'])
+ self.prepare_sites({'site_id': site_ids})
+ self.prepare_interfaces({'interface_id': interface_ids})
+ self.prepare_node_tags({'node_tag_id': tag_ids})
+ for node in nodes:
+ # add site/interface info to nodes.
+ # assumes that sites, interfaces and tags have already been prepared.
site = self.sites[node['site_id']]
interfaces = [self.interfaces[interface_id] for interface_id in node['interface_ids']]
tags = [self.node_tags[tag_id] for tag_id in node['node_tag_ids']]
node['network'] = self.api.hrn
node['network_urn'] = hrn_to_urn(self.api.hrn, 'authority+am')
node['urn'] = hostname_to_urn(self.api.hrn, site['login_base'], node['hostname'])
- node['site_urn'] = hrn_to_urn(PlXrn.site_hrn(self.api.hrn, site['login_base']), 'authority+sa')
+ node['site_urn'] = hrn_to_urn(PlXrn.site_hrn(self.api.hrn, site['login_base']), 'authority+sa')
node['site'] = site
node['interfaces'] = interfaces
node['tags'] = tags
+ self.nodes[node['node_id']] = node
- self.prepared = True
+ def prepare_interfaces(self, filter={}, force=False):
+ if not self.interfaces or force:
+ for interface in self.api.driver.GetInterfaces(filter):
+ self.interfaces[interface['interface_id']] = interface
- def get_rspec(self, slice_xrn=None, version = None):
- self.prepare()
- rspec = None
- rspec_version = RSpecVersion(version)
- if slice_xrn:
- type = 'manifest'
- else:
- type = 'advertisement'
- if rspec_version['type'].lower() == 'protogeni':
- rspec = PGRSpec(type=type)
- elif rspec_version['type'].lower() == 'sfa':
- rspec = SfaRSpec(type=type, user_options=self.user_options)
- else:
- rspec = SfaRSpec(type=type, user_options=self.user_options)
+ def prepare_links(self, filter={}, force=False):
+ # we're aobut to deprecate sfa_aggregate_type, need to get this right
+ # with the generic framework
+ if not self.links or force:
+ if not self.api.config.SFA_AGGREGATE_TYPE.lower() == 'vini':
+ return
+
+ topology = Topology()
+ for (site_id1, site_id2) in topology:
+ link = Link()
+ if not site_id1 in self.sites or site_id2 not in self.sites:
+ continue
+ site1 = self.sites[site_id1]
+ site2 = self.sites[site_id2]
+ # get hrns
+ site1_hrn = self.api.hrn + '.' + site1['login_base']
+ site2_hrn = self.api.hrn + '.' + site2['login_base']
+ # get the first node
+ node1 = self.nodes[site1['node_ids'][0]]
+ node2 = self.nodes[site2['node_ids'][0]]
+
+ # set interfaces
+ # just get first interface of the first node
+ if1_xrn = PlXrn(auth=self.api.hrn, interface='node%s:eth0' % (node1['node_id']))
+ if1_ipv4 = self.interfaces[node1['interface_ids'][0]]['ip']
+ if2_xrn = PlXrn(auth=self.api.hrn, interface='node%s:eth0' % (node2['node_id']))
+ if2_ipv4 = self.interfaces[node2['interface_ids'][0]]['ip']
+
+ if1 = Interface({'component_id': if1_xrn.urn, 'ipv4': if1_ipv4} )
+ if2 = Interface({'component_id': if2_xrn.urn, 'ipv4': if2_ipv4} )
+
+ # set link
+ link = Link({'capacity': '1000000', 'latency': '0', 'packet_loss': '0', 'type': 'ipv4'})
+ link['interface1'] = if1
+ link['interface2'] = if2
+ link['component_name'] = "%s:%s" % (site1['login_base'], site2['login_base'])
+ link['component_id'] = PlXrn(auth=self.api.hrn, interface=link['component_name']).get_urn()
+ link['component_manager_id'] = hrn_to_urn(self.api.hrn, 'authority+am')
+ self.links[link['component_name']] = link
+
+
+ def prepare_node_tags(self, filter={}, force=False):
+ if not self.node_tags or force:
+ for node_tag in self.api.driver.GetNodeTags(filter):
+ self.node_tags[node_tag['node_tag_id']] = node_tag
+ def prepare_pl_initscripts(self, filter={}, force=False):
+ if not self.pl_initscripts or force:
+ filter.update({'enabled': True})
+ for initscript in self.api.driver.GetInitScripts(filter):
+ self.pl_initscripts[initscript['initscript_id']] = initscript
- rspec.add_nodes(self.nodes.values())
- rspec.add_interfaces(self.interfaces.values())
- rspec.add_links(self.links.values())
+ def prepare(self, slice = None, force=False):
+ if not self.prepared or force or slice:
+ if not slice:
+ self.prepare_sites(force=force)
+ self.prepare_interfaces(force=force)
+ self.prepare_node_tags(force=force)
+ self.prepare_nodes(force=force)
+ self.prepare_links(force=force)
+ self.prepare_pl_initscripts(force=force)
+ else:
+ self.prepare_sites({'site_id': slice['site_id']})
+ self.prepare_interfaces({'node_id': slice['node_ids']})
+ self.prepare_node_tags({'node_id': slice['node_ids']})
+ self.prepare_nodes({'node_id': slice['node_ids']})
+ self.prepare_links({'slice_id': slice['slice_id']})
+ self.prepare_pl_initscripts()
+ self.prepared = True
+ def get_rspec(self, slice_xrn=None, version = None):
+ version_manager = VersionManager()
+ version = version_manager.get_version(version)
+ if not slice_xrn:
+ rspec_version = version_manager._get_version(version.type, version.version, 'ad')
+ else:
+ rspec_version = version_manager._get_version(version.type, version.version, 'manifest')
+
+ rspec = RSpec(version=rspec_version, user_options=self.user_options)
+ # get slice details if specified
+ slice = None
if slice_xrn:
- # If slicename is specified then resulting rspec is a manifest.
- # Add sliver details to rspec and remove 'advertisement' elements
slice_hrn, _ = urn_to_hrn(slice_xrn)
slice_name = hrn_to_pl_slicename(slice_hrn)
- slices = self.api.plshell.GetSlices(self.api.plauth, slice_name)
+ slices = self.api.driver.GetSlices(slice_name)
if slices:
slice = slices[0]
- slivers = []
- tags = self.api.plshell.GetSliceTags(self.api.plauth, slice['slice_tag_ids'])
- for node_id in slice['node_ids']:
+ self.prepare(slice=slice)
+ else:
+ self.prepare()
+
+ # filter out nodes with a whitelist:
+ valid_nodes = []
+ for node in self.nodes.values():
+ # only doing this because protogeni rspec needs
+ # to advertise available initscripts
+ node['pl_initscripts'] = self.pl_initscripts
+
+ if slice and node['node_id'] in slice['node_ids']:
+ valid_nodes.append(node)
+ elif slice and slice['slice_id'] in node['slice_ids_whitelist']:
+ valid_nodes.append(node)
+ elif not slice and not node['slice_ids_whitelist']:
+ valid_nodes.append(node)
+
+ rspec.version.add_nodes(valid_nodes)
+ rspec.version.add_interfaces(self.interfaces.values())
+ rspec.version.add_links(self.links.values())
+
+ # add slivers
+ if slice_xrn and slice:
+ slivers = []
+ tags = self.api.driver.GetSliceTags(slice['slice_tag_ids'])
+
+ # add default tags
+ for tag in tags:
+ # if tag isn't bound to a node then it applies to all slivers
+ # and belongs in the <sliver_defaults> tag
+ if not tag['node_id']:
+ rspec.version.add_default_sliver_attribute(tag['tagname'], tag['value'], self.api.hrn)
+ if tag['tagname'] == 'topo_rspec' and tag['node_id']:
+ node = self.nodes[tag['node_id']]
+ value = eval(tag['value'])
+ for (id, realip, bw, lvip, rvip, vnet) in value:
+ bps = get_tc_rate(bw)
+ remote = self.nodes[id]
+ site1 = self.sites[node['site_id']]
+ site2 = self.sites[remote['site_id']]
+ link1_name = '%s:%s' % (site1['login_base'], site2['login_base'])
+ link2_name = '%s:%s' % (site2['login_base'], site1['login_base'])
+ p_link = None
+ if link1_name in self.links:
+ link = self.links[link1_name]
+ elif link2_name in self.links:
+ link = self.links[link2_name]
+ v_link = Link()
+
+ link.capacity = bps
+ for node_id in slice['node_ids']:
+ try:
sliver = {}
sliver['hostname'] = self.nodes[node_id]['hostname']
+ sliver['node_id'] = node_id
+ sliver['slice_id'] = slice['slice_id']
sliver['tags'] = []
slivers.append(sliver)
+
+ # add tags for this node only
for tag in tags:
- # if tag isn't bound to a node then it applies to all slivers
- if not tag['node_id']:
+ if tag['node_id'] and (tag['node_id'] == node_id):
sliver['tags'].append(tag)
- else:
- tag_host = self.nodes[tag['node_id']]['hostname']
- if tag_host == sliver['hostname']:
- sliver['tags'].append(tag)
- rspec.add_slivers(slivers, sliver_urn=slice_xrn)
+ except:
+ self.api.logger.log_exc('unable to add sliver %s to node %s' % (slice['name'], node_id))
+ rspec.version.add_slivers(slivers, sliver_urn=slice_xrn)
- return rspec.toxml(cleanup=True)
+ return rspec.toxml()
git://git.onelab.eu / sfa.git / blobdiff