2 from sfa.util.xrn import *
3 from sfa.util.plxrn import *
4 #from sfa.rspecs.sfa_rspec import SfaRSpec
5 #from sfa.rspecs.pg_rspec import PGRSpec
6 #from sfa.rspecs.rspec_version import RSpecVersion
7 from sfa.rspecs.rspec import RSpec
19 #panos new user options variable
22 def __init__(self, api, user_options={}):
24 self.user_options = user_options
26 def prepare_sites(self, force=False):
27 if not self.sites or force:
28 for site in self.api.plshell.GetSites(self.api.plauth):
29 self.sites[site['site_id']] = site
31 def prepare_nodes(self, force=False):
32 if not self.nodes or force:
33 for node in self.api.plshell.GetNodes(self.api.plauth, {'peer_id': None}):
34 self.nodes[node['node_id']] = node
36 def prepare_interfaces(self, force=False):
37 if not self.interfaces or force:
38 for interface in self.api.plshell.GetInterfaces(self.api.plauth):
39 self.interfaces[interface['interface_id']] = interface
41 def prepare_links(self, force=False):
42 if not self.links or force:
45 def prepare_node_tags(self, force=False):
46 if not self.node_tags or force:
47 for node_tag in self.api.plshell.GetNodeTags(self.api.plauth):
48 self.node_tags[node_tag['node_tag_id']] = node_tag
50 def prepare_pl_initscripts(self, force=False):
51 if not self.pl_initscripts or force:
52 for initscript in self.api.plshell.GetInitScripts(self.api.plauth, {'enabled': True}):
53 self.pl_initscripts[initscript['initscript_id']] = initscript
55 def prepare(self, force=False):
56 if not self.prepared or force:
57 self.prepare_sites(force)
58 self.prepare_nodes(force)
59 self.prepare_interfaces(force)
60 self.prepare_links(force)
61 self.prepare_node_tags(force)
62 self.prepare_pl_initscripts()
63 # add site/interface info to nodes
64 for node_id in self.nodes:
65 node = self.nodes[node_id]
66 site = self.sites[node['site_id']]
67 interfaces = [self.interfaces[interface_id] for interface_id in node['interface_ids']]
68 tags = [self.node_tags[tag_id] for tag_id in node['node_tag_ids']]
69 node['network'] = self.api.hrn
70 node['network_urn'] = hrn_to_urn(self.api.hrn, 'authority+am')
71 node['urn'] = hostname_to_urn(self.api.hrn, site['login_base'], node['hostname'])
72 node['site_urn'] = hrn_to_urn(PlXrn.site_hrn(self.api.hrn, site['login_base']), 'authority+sa')
74 node['interfaces'] = interfaces
79 def get_rspec(self, slice_xrn=None, version = None):
81 rspec = RSpec(version=version, user_options=self.user_options)
82 # get slice details if specified
85 slice_hrn, _ = urn_to_hrn(slice_xrn)
86 slice_name = hrn_to_pl_slicename(slice_hrn)
87 slices = self.api.plshell.GetSlices(self.api.plauth, slice_name)
91 # filter out nodes with a whitelist:
93 for node in self.nodes.values():
94 # only doing this becuase protogeni rspec needs
95 # to advertise available initscripts
96 node['pl_initscripts'] = self.pl_initscripts
98 if slice and node['node_id'] in slice['node_ids']:
99 valid_nodes.append(node)
100 elif slice and slice['slice_id'] in node['slice_ids_whitelist']:
101 valid_nodes.append(node)
102 elif not slice and not node['slice_ids_whitelist']:
103 valid_nodes.append(node)
105 rspec.version.add_nodes(valid_nodes)
106 rspec.version.add_interfaces(self.interfaces.values())
107 rspec.version.add_links(self.links.values())
110 if slice_xrn and slice:
112 tags = self.api.plshell.GetSliceTags(self.api.plauth, slice['slice_tag_ids'])
116 # if tag isn't bound to a node then it applies to all slivers
117 # and belongs in the <sliver_defaults> tag
118 if not tag['node_id']:
119 rspec.version.add_default_sliver_attribute(tag['tagname'], tag['value'], self.api.hrn)
121 for node_id in slice['node_ids']:
124 sliver['hostname'] = self.nodes[node_id]['hostname']
125 sliver['node_id'] = node_id
126 sliver['slice_id'] = slice['slice_id']
128 slivers.append(sliver)
130 # add tags for this node only
132 if tag['node_id'] and (tag['node_id'] == node_id):
133 sliver['tags'].append(tag)
135 self.api.logger.log_exc('unable to add sliver %s to node %s' % (slice['name'], node_id))
136 rspec.version.add_slivers(slivers, sliver_urn=slice_xrn)