system/TestSliceSfa.py

   1 import utils
   2 import os, os.path
   3 import datetime
   4 import time
   5
   6 from TestKey import TestKey
   7 from TestUser import TestUser
   8 from TestNode import TestNode
   9 from TestSsh import TestSsh
  10
  11 class TestSliceSfa:
  12
  13     def __init__ (self,test_plc,test_site,slice_spec):
  14         self.test_plc=test_plc
  15         self.test_site=test_site
  16         #self.slice_spec=plc_spec_sfa['slices_sfa'][0]
  17         self.slice_spec=slice_spec
  18         self.test_ssh=TestSsh(self.test_plc.test_ssh)
  19
  20     def name(self):
  21         return self.slice_spec['slice_fields']['name']
  22
  23     def locate_key(self):
  24         for username,keyname in self.slice_spec['usernames']:
  25                 key_spec=self.test_plc.locate_key(keyname)
  26                 test_key=TestKey(self.test_plc,key_spec)
  27                 publickey=test_key.publicpath()
  28                 privatekey=test_key.privatepath()
  29                 if os.path.isfile(publickey) and os.path.isfile(privatekey):
  30                     found=True
  31         return (found,privatekey)
  32
  33     def add_slice(self):
  34         return \
  35         self.test_plc.run_in_guest("sfi.py -d /root/.sfi/ add slice.xml")==0
  36
  37     def create_slice(self):
  38         auth=self.test_plc.plc_spec['sfa']['SFA_REGISTRY_ROOT_AUTH']
  39         return \
  40         self.test_plc.run_in_guest("sfi.py -d /root/.sfi/ create %s.main.sfaslicea1 slice.rspec"%auth)==0
  41
  42     def update_slice(self):
  43         auth=self.test_plc.plc_spec['sfa']['SFA_REGISTRY_ROOT_AUTH']
  44         return \
  45         self.test_plc.run_in_guest("sfi.py -d /root/.sfi/ create %s.main.sfaslicea1 slice.rspec"%auth)==0
  46
  47     def delete_slice(self):
  48         auth=self.test_plc.plc_spec['sfa']['SFA_REGISTRY_ROOT_AUTH']
  49         self.test_plc.run_in_guest("sfi.py -d /root/.sfi/ delete %s.main.sfaslicea1"%auth)
  50         return \
  51         self.test_plc.run_in_guest("sfi.py -d /root/.sfi/ remove -t slice %s.main.sfaslicea1"%auth)==0
  52
  53     def check_slice_sfa(self,options,timeout_minutes=40,silent_minutes=4,period=15):
  54         timeout = datetime.datetime.now()+datetime.timedelta(minutes=timeout_minutes)
  55         graceout = datetime.datetime.now()+datetime.timedelta(minutes=silent_minutes)
  56         # locate a key
  57         (found,remote_privatekey)=self.locate_key()
  58         if not found :
  59             utils.header("WARNING: Cannot find a valid key for slice %s"%self.name())
  60             return False
  61
  62         # convert nodenames to real hostnames
  63         slice_spec = self.slice_spec
  64         restarted=[]
  65         tocheck=[]
  66         for nodename in slice_spec['nodenames']:
  67             (site_spec,node_spec) = self.test_plc.locate_node(nodename)
  68             tocheck.append(node_spec['node_fields']['hostname'])
  69
  70         utils.header("checking ssh access into slice %s on nodes %r"%(self.name(),tocheck))
  71         utils.header("max timeout is %d minutes, silent for %d minutes (period is %s)"%\
  72                          (timeout_minutes,silent_minutes,period))
  73         while tocheck:
  74             for hostname in tocheck:
  75                 (site_spec,node_spec) = self.test_plc.locate_hostname(hostname)
  76                 date_test_ssh = TestSsh (hostname,key=remote_privatekey,username=self.name())
  77                 if datetime.datetime.now() >= graceout:
  78                     utils.header('Trying to enter into slice %s@%s'%(self.name(),hostname))
  79                 # this can be ran locally as we have the key
  80                 date = date_test_ssh.run("echo hostname ; hostname; echo id; id; echo uname -a ; uname -a")==0
  81                 if date:
  82                     utils.header("Successfuly entered slice %s on %s"%(self.name(),hostname))
  83                     tocheck.remove(hostname)
  84                 else:
  85                     # real nodes will have been checked once in case they're up - skip if not
  86                     if TestNode.is_real_model(node_spec['node_fields']['model']):
  87                         utils.header("WARNING : Checking slice %s on real node %s skipped"%(self.name(),hostname))
  88                         tocheck.remove(hostname)
  89                     # nm restart after first failure, if requested
  90                     if options.forcenm and hostname not in restarted:
  91                         utils.header ("forcenm option : restarting nm on %s"%hostname)
  92                         restart_test_ssh=TestSsh(hostname,key="keys/key1.rsa")
  93                         access=restart_test_ssh.actual_command('service nm restart')
  94                         if (access==0):
  95                             utils.header('nm restarted on %s'%hostname)
  96                         else:
  97                             utils.header('Failed to restart nm on %s'%(hostname))
  98                         restarted.append(hostname)
  99             if not tocheck:
 100                 # we're done
 101                 return True
 102             if datetime.datetime.now() > timeout:
 103                 for hostname in tocheck:
 104                     utils.header("FAILURE to ssh into %s@%s"%(self.name(),hostname))
 105                 return False
 106             # wait for the period
 107             time.sleep (period)
 108         # for an empty slice
 109         return True