system/TestResources.py

   1 #
   2 # $Id$
   3 #
   4
   5 import sys
   6
   7 import utils
   8 from TestMapper import TestMapper
   9 from TestPool import TestPoolQemu, TestPoolIP
  10 from Trackers import TrackerPlc, TrackerQemu
  11
  12 class TestResources:
  13
  14     # need more specialization, see an example in OnelabTestResources
  15
  16     ##########
  17     def localize (self,plcs,options):
  18         try:
  19             plcs = self.localize_qemus(plcs,options)
  20         except Exception, e:
  21             print '* Could not localize qemus','--',e,'--','exiting'
  22             import traceback
  23             traceback.print_exc()
  24             sys.exit(1)
  25         try:
  26             plcs = self.localize_nodes(plcs,options)
  27         except Exception,e:
  28             print '* Could not localize nodes','--',e,'--','exiting'
  29             sys.exit(1)
  30         try:
  31             plcs = self.localize_plcs(plcs,options)
  32         except Exception,e:
  33             print '* Could not localize plcs','--',e,'--','exiting'
  34             sys.exit(1)
  35         try:
  36             plcs = self.localize_rspec(plcs,options)
  37         except Exception,e:
  38             print '* Could not localize RSpec','--',e,'--','exiting'
  39             sys.exit(1)
  40         return plcs
  41
  42     def localize_qemus (self,plcs,options):
  43
  44         # all plcs on the same vserver box
  45         plc_box = self.plc_boxes()[0]
  46
  47         # informative
  48         label=options.personality.replace("linux","")
  49
  50         node_map = []
  51         qemu_pool = TestPoolQemu (self.qemus_ip_pool(), options)
  52
  53         for index in range(options.size):
  54             index += 1
  55             if options.ips_qemu:
  56                 ip_or_hostname=options.ips_qemu.pop()
  57                 (hostname,ip,unused)=qemu_pool.locate_entry(ip_or_hostname)
  58             else:
  59                 tracker=TrackerQemu(options,instances=self.max_qemus()-1)
  60                 (hostname,ip,unused) = qemu_pool.next_free(tracker.hostnames())
  61
  62             node_map += [ ('node%d'%index, {'host_box':hostname},) ]
  63
  64         mapper = {'plc': [ ('*' , {'hostname':plc_box,
  65                                    'PLC_DB_HOST':plc_box,
  66                                    'PLC_API_HOST':plc_box,
  67                                    'PLC_BOOT_HOST':plc_box,
  68                                    'PLC_WWW_HOST':plc_box,
  69                                    'name':'%s-'+label } )
  70                            ],
  71                   'node': node_map,
  72                   }
  73
  74         return TestMapper(plcs,options).map(mapper)
  75
  76
  77     def localize_nodes (self, plcs, options):
  78
  79         ip_pool = TestPoolIP (self.nodes_ip_pool(),options)
  80         network_dict = self.network_dict()
  81
  82         test_mapper = TestMapper (plcs, options)
  83
  84         all_nodenames = test_mapper.node_names()
  85         maps = []
  86         for nodename in all_nodenames:
  87             if options.ips_node:
  88                 ip_or_hostname=options.ips_node.pop()
  89                 print 'debug','in',ip_or_hostname,'out',ip_pool.locate_entry(ip_or_hostname)
  90                 (hostname,ip,mac)=ip_pool.locate_entry(ip_or_hostname)
  91             else:
  92                 tracker=TrackerQemu(options,instances=self.max_qemus()-1)
  93                 (hostname,ip,mac) = ip_pool.next_free(tracker.nodenames())
  94             utils.header('Attaching node %s to %s (%s)'%(nodename,hostname,ip))
  95             node_dict= {'node_fields:hostname':hostname,
  96                         'interface_fields:ip':ip,
  97                         'interface_fields:mac':mac,
  98                         }
  99
 100             node_dict.update(network_dict)
 101             maps.append ( ( nodename, node_dict) )
 102
 103         plc_map = [ ( '*' , { 'PLC_NET_DNS1' : network_dict [ 'interface_fields:dns1' ],
 104                               'PLC_NET_DNS2' : network_dict [ 'interface_fields:dns2' ], } ) ]
 105
 106         return test_mapper.map ({'node': maps, 'plc' : plc_map } )
 107
 108
 109     def localize_plcs (self,plcs,options):
 110
 111         utils.header ("Turning configuration into a vserver-based one for onelab")
 112         ip_pool = TestPoolIP (self.plcs_ip_pool(),options)
 113
 114         plc_counter=0
 115         for plc in plcs:
 116             if options.ips_plc :
 117                 ip_or_hostname=options.ips_plc.pop()
 118                 (hostname,ip,mac)=ip_pool.locate_entry(ip_or_hostname)
 119                 if options.verbose:
 120                     utils.header("Using user-provided %s %s for plc %s"%(
 121                             hostname,ip_or_hostname,plc['name']))
 122             else:
 123                 tracker = TrackerPlc(options,instances=self.max_plcs())
 124                 (hostname,ip,mac)=ip_pool.next_free(tracker.plcnames())
 125                 if options.verbose:
 126                     utils.header("Using auto-allocated %s %s for plc %s"%(
 127                             hostname,ip,plc['name']))
 128
 129             ### rewrite fields in plc
 130             # compute a helpful vserver name - remove domain in hostname
 131             simplehostname=hostname.split('.')[0]
 132             vservername = options.buildname
 133             if len(plcs) == 1 :
 134                 vservername = "%s-%s" % (vservername,simplehostname)
 135             else:
 136                 plc_counter += 1
 137                 vservername = "%s-%d-%s" % (vservername,plc_counter,simplehostname)
 138             # apply
 139             plc['vservername']=vservername
 140             plc['vserverip']=ip
 141             plc['name'] = "%s_%s"%(plc['name'],simplehostname)
 142             utils.header("Attaching plc %s to vserver %s (%s)"%(
 143                     plc['name'],plc['vservername'],plc['vserverip']))
 144             for key in [ 'PLC_DB_HOST', 'PLC_API_HOST', 'PLC_WWW_HOST', 'PLC_BOOT_HOST',]:
 145                 plc[key] = hostname
 146
 147         return plcs
 148
 149     # as a plc step this should return a boolean
 150     def step_pre (self,plc):
 151         return self.trqemu_record (plc) and self.trqemu_free(plc) \
 152            and self.trplc_record (plc) and self.trplc_free(plc)
 153
 154     def step_post (self,plc):
 155         return True
 156
 157     def step_cleanup (self,plc):
 158         return self.trqemu_cleanup(plc) and self.trplc_cleanup(plc)
 159
 160     def step_list (self,plc):
 161         return self.trqemu_list(plc) and self.trplc_list(plc)
 162
 163     ####################
 164     def trqemu_record (self,plc):
 165         tracker=TrackerQemu(plc.options,instances=self.max_qemus()-1)
 166         for site_spec in plc.plc_spec['sites']:
 167             for node_spec in site_spec['nodes']:
 168                 tracker.record(node_spec['host_box'],plc.options.buildname,node_spec['node_fields']['hostname'])
 169         tracker.store()
 170         return True
 171
 172     def trqemu_free (self,plc):
 173         tracker=TrackerQemu(plc.options,instances=self.max_qemus()-1)
 174         for site_spec in plc.plc_spec['sites']:
 175             for node_spec in site_spec['nodes']:
 176                 tracker.free()
 177         tracker.store()
 178         return True
 179
 180     ###
 181     def trplc_record (self,plc):
 182         tracker = TrackerPlc(plc.options,instances=self.max_plcs())
 183         tracker.record(plc.test_ssh.hostname,plc.vservername)
 184         tracker.store()
 185         return True
 186
 187     def trplc_free (self,plc):
 188         tracker = TrackerPlc(plc.options,instances=self.max_plcs())
 189         tracker.free()
 190         tracker.store()
 191         return True
 192
 193     ###
 194     def trqemu_cleanup (self,plc):
 195         tracker=TrackerQemu(plc.options,instances=self.max_qemus()-1)
 196         for site_spec in plc.plc_spec['sites']:
 197             for node_spec in site_spec['nodes']:
 198                 tracker.cleanup()
 199         tracker.store()
 200         return True
 201
 202     def trplc_cleanup (self,plc):
 203         tracker = TrackerPlc(plc.options,instances=self.max_plcs())
 204         tracker.cleanup()
 205         tracker.store()
 206         return True
 207
 208     def trqemu_list (self,plc):
 209         TrackerQemu(plc.options,instances=self.max_qemus()-1).list()
 210         return True
 211
 212     def trplc_list (self,plc):
 213         TrackerPlc(plc.options,instances=self.max_plcs()).list()
 214         return True
 215
 216     def localize_rspec (self,plcs,options):
 217
 218         utils.header ("Localize SFA Slice RSpec")
 219
 220         for plc in plcs:
 221             for site in plc['sites']:
 222                 for node in site['nodes']:
 223                     plc['sfa']['sfa_slice_rspec']['part4'] = node['node_fields']['hostname']
 224             plc['sfa']['SFA_REGISTRY_HOST'] = plc['PLC_DB_HOST']
 225             plc['sfa']['SFA_AGGREGATE_HOST'] = plc['PLC_DB_HOST']
 226             plc['sfa']['SFA_SM_HOST'] = plc['PLC_DB_HOST']
 227             plc['sfa']['SFA_PLC_DB_HOST'] = plc['PLC_DB_HOST']
 228             plc['sfa']['SFA_PLC_URL'] = 'https://' + plc['PLC_API_HOST'] + ':443/PLCAPI/'
 229
 230         return plcs