system/TestNode.py

   1 import os, sys, time, base64
   2 import xmlrpclib
   3
   4 import utils
   5 from TestUser import TestUser
   6
   7 class TestNode:
   8
   9     def __init__ (self,test_plc,test_site,node_spec):
  10         self.test_plc=test_plc
  11         self.test_site=test_site
  12         self.node_spec=node_spec
  13
  14     def name(self):
  15         return self.node_spec['node_fields']['hostname']
  16
  17     def create_node (self):
  18         ownername = self.node_spec['owner']
  19         user_spec = self.test_site.locate_user(ownername)
  20         test_user = TestUser(self.test_plc,self.test_site,user_spec)
  21         auth = test_user.auth()
  22         utils.header("node %s created by user %s"%(self.name(),test_user.name()))
  23         filter={'boot_state':'rins'}
  24         self.test_plc.server.AddNode(auth,
  25                                      self.test_site.site_spec['site_fields']['login_base'],
  26                                      self.node_spec['node_fields'])
  27         self.test_plc.server.AddNodeNetwork(auth,self.name(),
  28                                             self.node_spec['network_fields'])
  29         self.test_plc.server.UpdateNode(auth, self.name(), filter)
  30
  31     def delete_node (self):
  32         # uses the right auth as far as poss.
  33         try:
  34             ownername = self.node_spec['owner']
  35             user_spec = self.test_site.locate_user(ownername)
  36             test_user = TestUser(self.test_plc,self.test_site,user_spec)
  37             auth = test_user.auth()
  38         except:
  39             auth=self.test_plc.auth_root()
  40         self.test_plc.server.DeleteNode(auth,self.name())
  41
  42     def conffile(self,image,hostname,path):
  43         template='%s/template-vmplayer/node.vmx'%(path)
  44         actual='%s/vmplayer-%s/node.vmx'%(path,hostname)
  45         sed_command="sed -e s,@BOOTCD@,%s,g %s > %s"%(image,template,actual)
  46         utils.header('Creating %s from %s'%(actual,template))
  47         utils.system(sed_command)
  48
  49     def create_boot_cd(self,path):
  50         node_spec=self.node_spec
  51         hostname=node_spec['node_fields']['hostname']
  52         utils.header('Initializing vmplayer area for node %s'%hostname)
  53         clean_dir="rm -rf %s/vmplayer-%s"%(path,hostname)
  54         mkdir_command="mkdir -p %s/vmplayer-%s"%(path,hostname)
  55         tar_command="tar -C %s/template-vmplayer -cf - . | tar -C %s/vmplayer-%s -xf -"%(path,path,hostname)
  56         utils.system(clean_dir)
  57         utils.system(mkdir_command)
  58         utils.system(tar_command);
  59         utils.header('Creating boot medium for node %s'%hostname)
  60         encoded=self.test_plc.server.GetBootMedium(self.test_plc.auth_root(), hostname, 'node-iso', '')
  61         if (encoded == ''):
  62             raise Exception, 'boot.iso not found'
  63         file=open(path+'/vmplayer-'+hostname+'/boot_file.iso','w')
  64         file.write(base64.b64decode(encoded))
  65         file.close()
  66         utils.header('boot cd created for %s'%hostname)
  67         self.conffile('boot_file.iso',hostname, path)
  68
  69     def start_node (self,options):
  70         model=self.node_spec['node_fields']['model']
  71         if model.find("vmware") >= 0:
  72             self.start_vmware(options)
  73         elif model.find("qemu") >= 0:
  74             self.start_qemu(options)
  75         else:
  76             utils.header("TestNode.start_node : ignoring model %s"%model)
  77
  78     def start_vmware (self,options):
  79         hostname=self.node_spec['node_fields']['hostname']
  80         path=options.path
  81         display=options.display
  82         utils.header('Starting vmplayer for node %s on %s'%(hostname,display))
  83         utils.system('cd %s/vmplayer-%s ; DISPLAY=%s vmplayer node.vmx < /dev/null >/dev/null 2>/dev/null &'%(path,hostname,display))
  84
  85     def start_qemu (self, options):
  86         utils.header ("TestNode.start_qemu: not implemented yet")
  87
  88