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         model=self.node_spec['node_fields']['model']
  65         host_machine=self.node_spec['node_fields']['host_machine']
  66         if model.find("vmware") >= 0:
  67             template='%s/template-vmplayer/node.vmx'%(path)
  68             actual='%s/vmplayer-%s/node.vmx'%(path,hostname)
  69             sed_command="sed -e s,@BOOTCD@,%s,g %s > %s"%(image,template,actual)
  70             utils.header('Creating %s from %s'%(actual,template))
  71             utils.system(sed_command)
  72         elif  model.find("qemu") >= 0:
  73             mac=self.node_spec['network_fields']['mac']
  74             dest_dir="qemu-%s"%(hostname)
  75             utils.header('Storing the mac address for node %s'%hostname)
  76             file=open(path+'/qemu-'+hostname+'/MAC','a')
  77             file.write('%s\n'%mac)
  78             file.write(dest_dir)
  79             file.close()
  80             utils.header ('Transfert of configuration files for node %s into %s '%(hostname,host_machine))
  81             cleandir_command="ssh root@%s rm -rf %s"%(host_machine, dest_dir)
  82             createdir_command = "ssh root@%s mkdir -p  %s"%(host_machine, dest_dir)
  83             utils.system(cleandir_command)
  84             utils.system(createdir_command)
  85             scp_command = "scp -r %s/qemu-%s/* root@%s:/root/%s"%(path,hostname,host_machine,dest_dir)
  86             utils.system(scp_command)
  87
  88     def create_boot_cd(self,path):
  89         model=self.node_spec['node_fields']['model']
  90         node_spec=self.node_spec
  91         hostname=node_spec['node_fields']['hostname']
  92         encoded=self.test_plc.server.GetBootMedium(self.test_plc.auth_root(), hostname, 'node-iso', '')
  93         if (encoded == ''):
  94             raise Exception, 'boot.iso not found'
  95
  96         if model.find("vmware") >= 0:
  97             utils.header('Initializing vmplayer area for node %s'%hostname)
  98             clean_dir="rm -rf %s/vmplayer-%s"%(path,hostname)
  99             mkdir_command="mkdir -p %s/vmplayer-%s"%(path,hostname)
 100             tar_command="tar -C %s/template-vmplayer -cf - . | tar -C %s/vmplayer-%s -xf -"%(path,path,hostname)
 101             utils.system(clean_dir)
 102             utils.system(mkdir_command)
 103             utils.system(tar_command);
 104             utils.header('Creating boot medium for node %s'%hostname)
 105             file=open(path+'/vmplayer-'+hostname+'/boot_file.iso','w')
 106         elif  model.find("qemu") >= 0:
 107             clean_dir="rm -rf %s/qemu-%s"%(path,hostname)
 108             mkdir_command="mkdir -p %s/qemu-%s"%(path,hostname)
 109             utils.system(clean_dir)
 110             utils.system(mkdir_command)
 111             copy_command="cp -r  %s/template-Qemu/* %s/qemu-%s"%(path,path,hostname)
 112             utils.system(copy_command)
 113             utils.header('Creating boot medium for node %s'%hostname)
 114             file=open(path+'/qemu-'+hostname+'/boot_file.iso','w')
 115
 116         file.write(base64.b64decode(encoded))
 117         file.close()
 118         utils.header('boot cd created for %s'%hostname)
 119         self.conffile('boot_file.iso',hostname, path)
 120
 121     def start_node (self,options):
 122         model=self.node_spec['node_fields']['model']
 123         if model.find("vmware") >= 0:
 124             self.start_vmware(options)
 125         elif model.find("qemu") >= 0:
 126             self.start_qemu(options)
 127         else:
 128             utils.header("TestNode.start_node : ignoring model %s"%model)
 129
 130     def start_vmware (self,options):
 131         hostname=self.node_spec['node_fields']['hostname']
 132         path=options.path
 133         display=options.display
 134         utils.header('Starting vmplayer for node %s on %s'%(hostname,display))
 135         utils.system('cd %s/vmplayer-%s ; DISPLAY=%s vmplayer node.vmx < /dev/null >/dev/null 2>/dev/null &'%(path,hostname,display))
 136
 137     def start_qemu (self, options):
 138         host_machine=self.node_spec['node_fields']['host_machine']
 139         hostname=self.node_spec['node_fields']['hostname']
 140         path=options.path
 141         display=options.display
 142         dest_dir="qemu-%s"%(hostname)
 143         utils.header('Starting qemu for node %s '%(hostname))
 144         utils.system("ssh root@%s ~/%s/env-qemu start "%(host_machine, dest_dir ))
 145         utils.system("ssh  root@%s DISPLAY=%s  ~/%s/start-qemu-node %s & "%( host_machine, display, dest_dir, dest_dir))
 146