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         userauth = test_user.auth()
  22         utils.header("node %s created by user %s"%(self.name(),test_user.name()))
  23         rootauth=self.test_plc.auth_root()
  24         server = self.test_plc.server
  25         server.AddNode(userauth,
  26                        self.test_site.site_spec['site_fields']['login_base'],
  27                        self.node_spec['node_fields'])
  28         # create as reinstall to avoid user confirmation
  29         server.UpdateNode(userauth, self.name(), {'boot_state':'rins'})
  30         # populate network interfaces - primary
  31         server.AddNodeNetwork(userauth,self.name(),
  32                                             self.node_spec['network_fields'])
  33         # populate network interfaces - others
  34         if self.node_spec.has_key('extra_interfaces'):
  35             for interface in self.node_spec['extra_interfaces']:
  36                 server.AddNodeNetwork(userauth,self.name(),
  37                                                     interface['network_fields'])
  38                 if interface.has_key('attributes'):
  39                     for (attribute,value) in interface['attributes'].iteritems():
  40                         # locate node network
  41                         nn = server.GetNodeNetworks(userauth,{'ip':interface['network_fields']['ip']})[0]
  42                         nnid=nn['nodenetwork_id']
  43                         # locate or create node network attribute type
  44                         try:
  45                             nnst = server.GetNodeNetworkSettingTypes(userauth,{'name':attribute})[0]
  46                         except:
  47                             nnst = server.AddNodeNetworkSettingType(rootauth,{'category':'test',
  48                                                                           'name':attribute})
  49                         # attach value
  50                         server.AddNodeNetworkSetting(userauth,nnid,attribute,value)
  51
  52     def delete_node (self):
  53         # uses the right auth as far as poss.
  54         try:
  55             ownername = self.node_spec['owner']
  56             user_spec = self.test_site.locate_user(ownername)
  57             test_user = TestUser(self.test_plc,self.test_site,user_spec)
  58             auth = test_user.auth()
  59         except:
  60             auth=self.test_plc.auth_root()
  61         self.test_plc.server.DeleteNode(auth,self.name())
  62
  63     def conffile(self,image,hostname,path):
  64         template='%s/template-vmplayer/node.vmx'%(path)
  65         actual='%s/vmplayer-%s/node.vmx'%(path,hostname)
  66         sed_command="sed -e s,@BOOTCD@,%s,g %s > %s"%(image,template,actual)
  67         utils.header('Creating %s from %s'%(actual,template))
  68         utils.system(sed_command)
  69
  70     def create_boot_cd(self,path):
  71         node_spec=self.node_spec
  72         hostname=node_spec['node_fields']['hostname']
  73         utils.header('Initializing vmplayer area for node %s'%hostname)
  74         clean_dir="rm -rf %s/vmplayer-%s"%(path,hostname)
  75         mkdir_command="mkdir -p %s/vmplayer-%s"%(path,hostname)
  76         tar_command="tar -C %s/template-vmplayer -cf - . | tar -C %s/vmplayer-%s -xf -"%(path,path,hostname)
  77         utils.system(clean_dir)
  78         utils.system(mkdir_command)
  79         utils.system(tar_command);
  80         utils.header('Creating boot medium for node %s'%hostname)
  81         encoded=self.test_plc.server.GetBootMedium(self.test_plc.auth_root(), hostname, 'node-iso', '')
  82         if (encoded == ''):
  83             raise Exception, 'boot.iso not found'
  84         file=open(path+'/vmplayer-'+hostname+'/boot_file.iso','w')
  85         file.write(base64.b64decode(encoded))
  86         file.close()
  87         utils.header('boot cd created for %s'%hostname)
  88         self.conffile('boot_file.iso',hostname, path)
  89
  90     def start_node (self,options):
  91         model=self.node_spec['node_fields']['model']
  92         if model.find("vmware") >= 0:
  93             self.start_vmware(options)
  94         elif model.find("qemu") >= 0:
  95             self.start_qemu(options)
  96         else:
  97             utils.header("TestNode.start_node : ignoring model %s"%model)
  98
  99     def start_vmware (self,options):
 100         hostname=self.node_spec['node_fields']['hostname']
 101         path=options.path
 102         display=options.display
 103         utils.header('Starting vmplayer for node %s on %s'%(hostname,display))
 104         utils.system('cd %s/vmplayer-%s ; DISPLAY=%s vmplayer node.vmx < /dev/null >/dev/null 2>/dev/null &'%(path,hostname,display))
 105
 106     def start_qemu (self, options):
 107         utils.header ("TestNode.start_qemu: not implemented yet")