system/TestResources.py

   1 # Thierry Parmentelat <thierry.parmentelat@inria.fr>
   2 # Copyright (C) 2010 INRIA
   3 #
   4 import sys
   5 import traceback
   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 LocalTestResources.sample.inria
  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             traceback.print_exc()
  23             sys.exit(1)
  24         try:
  25             plcs = self.localize_nodes(plcs,options)
  26         except Exception,e:
  27             print '* Could not localize nodes','--',e,'--','exiting'
  28             sys.exit(1)
  29         try:
  30             plcs = self.localize_plcs(plcs,options)
  31         except Exception,e:
  32             print '* Could not localize plcs','--',e,'--','exiting'
  33             sys.exit(1)
  34         try:
  35             plcs = self.localize_rspec(plcs,options)
  36         except Exception,e:
  37             print '* Could not localize RSpec','--',e,'--','exiting'
  38             sys.exit(1)
  39         return plcs
  40
  41     def localize_qemus (self,plcs,options):
  42
  43         # all plcs on the same vserver box
  44         plc_box = self.plc_boxes()[0]
  45
  46         # informative
  47         label=options.personality.replace("linux","")
  48
  49         node_map = []
  50         qemu_pool = TestPoolQemu (self.qemus_ip_pool(), options)
  51
  52         for index in range(1,options.size+1):
  53             if options.ips_qemu:
  54                 ip_or_hostname=options.ips_qemu.pop()
  55                 (hostname,ip,unused)=qemu_pool.locate_entry(ip_or_hostname)
  56             else:
  57                 tracker=TrackerQemu(options,instances=self.max_qemus()-1)
  58                 (hostname,ip,unused) = qemu_pool.next_free(tracker.hostnames())
  59
  60             node_map += [ ('node%d'%index, {'host_box':hostname},) ]
  61
  62         mapper = {'plc': [ ('*' , {'hostname':plc_box,
  63                                    'PLC_DB_HOST':plc_box,
  64                                    'PLC_API_HOST':plc_box,
  65                                    'PLC_BOOT_HOST':plc_box,
  66                                    'PLC_WWW_HOST':plc_box,
  67                                    'name':'%s-'+label } )
  68                            ],
  69                   'node': node_map,
  70                   }
  71
  72         return TestMapper(plcs,options).map(mapper)
  73
  74
  75     def localize_nodes (self, plcs, options):
  76
  77         ip_pool = TestPoolIP (self.nodes_ip_pool(),options)
  78         network_dict = self.network_dict()
  79
  80         test_mapper = TestMapper (plcs, options)
  81
  82         all_nodenames = test_mapper.node_names()
  83         maps = []
  84         for nodename in all_nodenames:
  85             if options.ips_node:
  86                 ip_or_hostname=options.ips_node.pop()
  87                 (hostname,ip,mac)=ip_pool.locate_entry(ip_or_hostname)
  88             else:
  89                 tracker=TrackerQemu(options,instances=self.max_qemus()-1)
  90                 (hostname,ip,mac) = ip_pool.next_free(tracker.nodenames())
  91             # myplc needs a fqdn or whines otherwise
  92             if hostname.find('.')<0: hostname += "." + self.domain()
  93             utils.header('Attaching node %s to %s (%s)'%(nodename,hostname,ip))
  94             node_dict= {'node_fields:hostname':hostname,
  95                         'interface_fields:ip':ip,
  96                         'interface_fields:mac':mac,
  97                         }
  98
  99             node_dict.update(network_dict)
 100             maps.append ( ( nodename, node_dict) )
 101
 102         plc_map = [ ( '*' , { 'PLC_NET_DNS1' : network_dict [ 'interface_fields:dns1' ],
 103                               'PLC_NET_DNS2' : network_dict [ 'interface_fields:dns2' ], } ) ]
 104
 105         return test_mapper.map ({'node': maps, 'plc' : plc_map } )
 106
 107
 108     def localize_plcs (self,plcs,options):
 109
 110         ip_pool = TestPoolIP (self.plcs_ip_pool(),options)
 111
 112         plc_counter=0
 113         for plc in plcs:
 114             if options.ips_plc :
 115                 ip_or_hostname=options.ips_plc.pop()
 116                 (hostname,ip,mac)=ip_pool.locate_entry(ip_or_hostname)
 117                 if options.verbose:
 118                     utils.header("Using user-provided %s %s for plc %s"%(
 119                             hostname,ip_or_hostname,plc['name']))
 120             else:
 121                 tracker = TrackerPlc(options,instances=self.max_plcs())
 122                 (hostname,ip,mac)=ip_pool.next_free(tracker.plcnames())
 123                 if options.verbose:
 124                     utils.header("Using auto-allocated %s %s for plc %s"%(
 125                             hostname,ip,plc['name']))
 126
 127             ### rewrite fields in plc
 128             # compute a helpful vserver name - remove domain in hostname
 129             simplehostname = hostname.split('.')[0]
 130             preferred_hostname = self.preferred_hostname()
 131             vservername = options.buildname
 132             if len(plcs) == 1 :
 133                 vservername = "%s-%s" % (vservername,simplehostname)
 134                 #ugly hack for "vuname: vc_set_vhi_name(): Arg list too long" errors
 135                 if len(vservername) > 38 and preferred_hostname is not None:
 136                     vservername = "%s-%s" % (options.buildname,preferred_hostname)
 137             else:
 138                 plc_counter += 1
 139                 vservername = "%s-%d-%s" % (vservername,plc_counter,simplehostname)
 140                 #ugly hack for "vuname: vc_set_vhi_name(): Arg list too long" errors
 141                 if len(vservername) > 38 and preferred_hostname is not None:
 142                     vservername = "%s-%d-%s" % (options.buildname,plc_counter,preferred_hostname)
 143
 144             # apply
 145             plc['vservername']=vservername
 146             plc['vserverip']=ip
 147             plc['name'] = "%s_%s"%(plc['name'],simplehostname)
 148             utils.header("Attaching plc %s to vserver %s (%s)"%(
 149                     plc['name'],plc['vservername'],plc['vserverip']))
 150             for key in [ 'PLC_DB_HOST', 'PLC_API_HOST', 'PLC_WWW_HOST', 'PLC_BOOT_HOST',]:
 151                 plc[key] = hostname
 152
 153         return plcs
 154
 155     # as a plc step this should return a boolean
 156     def step_pre (self,plc):
 157         return self.trqemu_record (plc) and self.trqemu_make_space(plc) \
 158            and self.trplc_record (plc) and self.trplc_make_space(plc)
 159
 160     def step_post (self,plc):
 161         return True
 162
 163     def step_release (self,plc):
 164         return self.trqemu_release(plc) and self.trplc_release(plc)
 165
 166     def step_release_plc (self,plc):
 167         return self.trplc_release(plc)
 168
 169     def step_release_qemu (self,plc):
 170         return self.trqemu_release(plc)
 171
 172     def step_list (self,plc):
 173         return self.trqemu_list(plc) and self.trplc_list(plc)
 174
 175     ####################
 176     def trplc_record (self,plc):
 177         tracker = TrackerPlc(plc.options,instances=self.max_plcs())
 178         tracker.record(plc.test_ssh.hostname,plc.vservername)
 179         tracker.store()
 180         return True
 181
 182     def trplc_release (self,plc):
 183         tracker = TrackerPlc(plc.options,instances=self.max_plcs())
 184         tracker.release(plc.test_ssh.hostname,plc.vservername)
 185         tracker.store()
 186         return True
 187
 188     def trplc_make_space (self,plc):
 189         tracker = TrackerPlc(plc.options,instances=self.max_plcs())
 190         tracker.make_space()
 191         tracker.store()
 192         return True
 193
 194     def trplc_list (self,plc):
 195         TrackerPlc(plc.options,instances=self.max_plcs()).list()
 196         return True
 197
 198     ###
 199     def trqemu_record (self,plc):
 200         tracker=TrackerQemu(plc.options,instances=self.max_qemus()-1)
 201         for site_spec in plc.plc_spec['sites']:
 202             for node_spec in site_spec['nodes']:
 203                 tracker.record(node_spec['host_box'],plc.options.buildname,node_spec['node_fields']['hostname'])
 204         tracker.store()
 205         return True
 206
 207     def trqemu_release (self,plc):
 208         tracker=TrackerQemu(plc.options,instances=self.max_qemus()-1)
 209         for site_spec in plc.plc_spec['sites']:
 210             for node_spec in site_spec['nodes']:
 211                 tracker.release(node_spec['host_box'],plc.options.buildname,node_spec['node_fields']['hostname'])
 212         tracker.store()
 213         return True
 214
 215     def trqemu_make_space (self,plc):
 216         tracker=TrackerQemu(plc.options,instances=self.max_qemus()-1)
 217         for site_spec in plc.plc_spec['sites']:
 218             for node_spec in site_spec['nodes']:
 219                 tracker.make_space()
 220         tracker.store()
 221         return True
 222
 223     def trqemu_list (self,plc):
 224         TrackerQemu(plc.options,instances=self.max_qemus()-1).list()
 225         return True
 226
 227     ###
 228     def localize_rspec (self,plcs,options):
 229
 230         utils.header ("Localize SFA Slice RSpec")
 231
 232         for plc in plcs:
 233             for site in plc['sites']:
 234                 for node in site['nodes']:
 235                     plc['sfa']['sfa_slice_rspec']['part4'] = node['node_fields']['hostname']
 236             plc['sfa']['SFA_REGISTRY_HOST'] = plc['PLC_DB_HOST']
 237             plc['sfa']['SFA_AGGREGATE_HOST'] = plc['PLC_DB_HOST']
 238             plc['sfa']['SFA_SM_HOST'] = plc['PLC_DB_HOST']
 239             plc['sfa']['SFA_PLC_DB_HOST'] = plc['PLC_DB_HOST']
 240             plc['sfa']['SFA_PLC_URL'] = 'https://' + plc['PLC_API_HOST'] + ':443/PLCAPI/'
 241
 242         return plcs