#!/usr/bin/python
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.util.plxrn import PlXrn, hostname_to_urn, hrn_to_pl_slicename, urn_to_sliver_id
from sfa.rspecs.rspec import RSpec
+from sfa.rspecs.elements.hardware_type import HardwareType
from sfa.rspecs.elements.link import Link
+from sfa.rspecs.elements.login import Login
from sfa.rspecs.elements.interface import Interface
-
+from sfa.rspecs.elements.services import Services
+from sfa.rspecs.elements.pltag import PLTag
from sfa.util.topology import Topology
from sfa.rspecs.version_manager import VersionManager
from sfa.plc.vlink import get_tc_rate
class Aggregate:
api = None
- sites = {}
- nodes = {}
- 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, filter={}, force=False):
- if not self.sites or force:
- for site in self.api.driver.GetSites(filter):
- self.sites[site['site_id']] = site
-
- def prepare_nodes(self, filter={}, force=False):
- if not self.nodes or force:
- 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'] = site
- node['interfaces'] = interfaces
- node['tags'] = tags
- self.nodes[node['node_id']] = node
-
- 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 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:
+ def get_sites(self, filter={}):
+ sites = {}
+ for site in self.api.driver.GetSites(filter):
+ sites[site['site_id']] = site
+ return sites
+
+ def get_interfaces(self, filter={}):
+ interfaces = {}
+ for interface in self.api.driver.GetInterfaces(filter):
+ iface = Interface()
+ iface['interface_id'] = interface['interface_id']
+ iface['node_id'] = interface['node_id']
+ iface['ipv4'] = interface['ip']
+ iface['bwlimit'] = interface['bwlimit']
+ interfaces[iface['interface_id']] = iface
+ return interfaces
+
+ def get_links(self, filter={}):
+
+ if not self.api.config.SFA_AGGREGATE_TYPE.lower() == 'vini':
+ return
+
+ topology = Topology()
+ links = {}
+ 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')
+ links[link['component_name']] = link
+
+ return links
+
+ def get_node_tags(self, filter={}):
+ node_tags = {}
+ for node_tag in self.api.driver.GetNodeTags(filter):
+ node_tags[node_tag['node_tag_id']] = node_tag
+ return node_tags
+
+ def get_pl_initscripts(self, filter={}):
+ pl_initscripts = {}
+ filter.update({'enabled': True})
+ for initscript in self.api.driver.GetInitScripts(filter):
+ pl_initscripts[initscript['initscript_id']] = initscript
+ return pl_initscripts
+
+
+ def get_slice_and_slivers(self, slice_xrn):
+ """
+ Returns a dict of slivers keyed on the sliver's node_id
+ """
+ slivers = {}
+ slice = None
+ if not slice_xrn:
+ return (slice, slivers)
+ slice_urn = hrn_to_urn(slice_xrn)
+ slice_hrn, _ = urn_to_hrn(slice_xrn)
+ slice_name = hrn_to_pl_slicename(slice_hrn)
+ slices = self.api.driver.GetSlices(slice_name)
+ if not slices:
+ return (slice, slivers)
+ slice = slices[0]
+
+ # sort slivers by node id
+ for node_id in slice['node_ids']:
+ sliver = Sliver({'sliver_id': urn_to_sliver_id(slice_urn, slice['slice_id'], node_id),
+ 'name': 'plab-vserver',
+ 'tags': []})
+ slivers[node_id]= sliver
+
+ # sort sliver attributes by node id
+ tags = self.api.driver.GetSliceTags({'slice_tag_id': slice['slice_tag_ids']})
+ for tag in tags:
+ # most likely a default/global sliver attribute (node_id == None)
+ if tag['node_id'] not in slivers:
+ sliver = Sliver({'sliver_id': urn_to_sliver_id(slice_urn, slice['slice_id'], ""),
+ 'name': 'plab-vserver',
+ 'tags': []})
+ slivers[tag['node_id']] = sliver
+ slivers[tag['node_id']]['tags'].append(tag)
+
+ return (slice, slivers)
+
+ def get_nodes(self, slice=None):
+ filter = {}
+ if slice and 'node_ids' in slice and slice['node_ids']:
+ filter['node_id'] = slice['node_ids']
+
+ 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'])
+
+ # get sites
+ sites_dict = self.get_sites({'site_id': site_ids})
+ # get interfaces
+ interfaces = self.get_interfaces({'interface_id':interface_ids})
+ # get slivers
+ slivers = self.get_slivers(slice)
+ # get tags
+ node_tags = self.get_node_tags({'node_id': node_ids})
+ # get initscripts
+ pl_initscripts = self.get_pl_initscripts()
+
+ rspec_nodes = []
+ for node in nodes:
+ # skip whitelisted nodes
+ if node['slice_ids_whitelist']:
+ if not slice or slice['slice_id'] not in node['slice_ids_whitelist']:
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
-
- 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
-
+ rspec_node = Node()
+ rspec_node['component_id'] = hostname_to_urn(self.api.hrn, site['login_base'], node['hostname'])
+ rspec_node['component_name'] = node['hostname']
+ rspec_node['component_manager_id'] = self.api.hrn
+ rspec_node['authority_id'] = hrn_to_urn(PlXrn.site_hrn(self.api.hrn, site['login_base']), 'authority+sa')
+ rspec_node['boot_state'] = node['boot_state']
+ rspec_node['exclusive'] = 'False'
+ rspec_node['hardware_types'].append(HardwareType({'name': 'plab-vserver'}))
+ # only doing this because protogeni rspec needs
+ # to advertise available initscripts
+ rspec_node['pl_initscripts'] = pl_initscripts
+ # add site/interface info to nodes.
+ # assumes that sites, interfaces and tags have already been prepared.
+ site = sites_dict[node['site_id']]
+ location = Location({'longitude': site['longitude'], 'latitude': site['latitude']})
+ rspec_node['location'] = location
+ rspec_node['interfaces'] = []
+ for if_id in node['interface_ids']:
+ interface = Interface(interfaces[if_id])
+ interface['ipv4'] = interface['ip']
+ rspec_node['interfaces'].append(interface)
+ tags = [PLTag(node_tags[tag_id]) for tag_id in node['node_tag_ids']]
+ rspec_node['tags'] = tags
+ if node['node_id'] in slivers:
+ # add sliver info
+ sliver = slivers[node['node_id']]
+ rspec_node['sliver_id'] = sliver['sliver_id']
+ rspec_node['client_id'] = node['hostname']
+ rspec_node['slivers'] = [slivers[node['node_id']]]
+
+ # slivers always provide the ssh service
+ login = Login({'authentication': 'ssh-keys', hostname=node['hostname'], port='22'})
+ service = Services({'login': login)
+ rspec_node['services'].append(service)
+ rspec_nodes.append(rspec_node)
+ return rspec_nodes
+
+
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:
- slice_hrn, _ = urn_to_hrn(slice_xrn)
- slice_name = hrn_to_pl_slicename(slice_hrn)
- slices = self.api.driver.GetSlices(slice_name)
- if slices:
- slice = slices[0]
- 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['node_id'] and (tag['node_id'] == node_id):
- sliver['tags'].append(tag)
- 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)
+ slice, slivers = self.get_slice_and_slivers(slice_xrn)
+ rspec = RSpec(version=rspec_version, user_options=self.user_options)
+ rspec.version.add_nodes(self.get_nodes(slice, slivers))
+ rspec.version.add_links(self.get_links(slice))
+
return rspec.toxml()
+
+
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