system/TestMain.py

   1 #!/usr/bin/env python
   2 # $Id$
   3
   4 import os, sys
   5 from optparse import OptionParser
   6 import traceback
   7
   8 import utils
   9 from TestPlc import TestPlc
  10 from TestSite import TestSite
  11 from TestNode import TestNode
  12
  13
  14 default_config = [ 'onelab' ]
  15
  16 default_steps = ['uninstall','install','configure', 'start', 'store_keys', 'initscripts',
  17                  'sites', 'nodes', 'slices',
  18                  'bootcd', 'start_nodes', 'check-nodes', 'check-slices' ]
  19 other_steps = [ 'fresh-install', 'stop', 'install_vserver_create', 'install_vserver_native',
  20                 'clean_sites', 'clean_nodes', 'clean_slices', 'clean_keys',
  21                 'stop_nodes' ,  'db_dump' , 'db_restore',
  22                 ]
  23
  24 class TestMain:
  25
  26     subversion_id = "$Id$"
  27
  28     def __init__ (self):
  29         self.path=os.path.dirname(sys.argv[0])
  30
  31     @staticmethod
  32     def show_env (options, message):
  33         utils.header (message)
  34         utils.show_spec("main options",options)
  35
  36     @staticmethod
  37     def optparse_list (option, opt, value, parser):
  38         try:
  39             setattr(parser.values,option.dest,getattr(parser.values,option.dest)+[value])
  40         except:
  41             setattr(parser.values,option.dest,[value])
  42
  43     def test_main (self):
  44         usage = """usage: %prog [options] steps
  45 myplc-url defaults to the last value used, as stored in MYPLC-URL
  46 build-url defaults to the last value used, as stored in BUILD-URL
  47 steps refer to a method in TestPlc or to a step-* module"""
  48         usage += "\n  Defaut steps are %r"%default_steps
  49         usage += "\n  Other useful steps are %r"%other_steps
  50         usage += "\n  Default config(s) are %r"%default_config
  51         parser=OptionParser(usage=usage,version=self.subversion_id)
  52         parser.add_option("-u","--url",action="store", dest="myplc_url",
  53                           help="myplc URL - for locating build output")
  54         parser.add_option("-b","--build",action="store", dest="build_url",
  55                           help="Build URL - for using myplc-init-vserver.sh in native mode")
  56         parser.add_option("-c","--config",action="callback", callback=TestMain.optparse_list, dest="config",
  57                           nargs=1,type="string",
  58                           help="config module - can be set multiple times")
  59         parser.add_option("-a","--all",action="store_true",dest="all_steps", default=False,
  60                           help="Runs all default steps")
  61         parser.add_option("-s","--state",action="store",dest="dbname",default=None,
  62                            help="Used by db_dump and db_restore")
  63         parser.add_option("-d","--display", action="store", dest="display", default='bellami.inria.fr:0.0',
  64                           help="set DISPLAY for vmplayer")
  65         parser.add_option("-v","--verbose", action="store_true", dest="verbose", default=False,
  66                           help="Run in verbose mode")
  67         parser.add_option("-n","--dry-run", action="store_true", dest="dry_run", default=False,
  68                           help="Show environment and exits")
  69         (self.options, self.args) = parser.parse_args()
  70
  71         if len(self.args) == 0:
  72             if self.options.all_steps:
  73                 self.options.steps=default_steps
  74             else:
  75                 parser.print_help()
  76                 sys.exit(1)
  77         else:
  78             self.options.steps = self.args
  79
  80         # display display
  81         utils.header('X11 display : %s'% self.options.display)
  82
  83         # handle defaults and option persistence
  84         for (recname,filename) in ( ('myplc_url','MYPLC-URL') , ('build_url','BUILD-URL') ) :
  85             if not getattr(self.options,recname):
  86                 try:
  87                     url_file=open("%s/%s"%(self.path,filename))
  88                     url=url_file.read().strip()
  89                     url_file.close()
  90                     setattr(self.options,recname,url)
  91                 except:
  92                     print "Cannot determine",recname
  93                     parser.print_help()
  94                     sys.exit(1)
  95             utils.header('* Using %s = %s'%(recname,getattr(self.options,recname)))
  96
  97             fsave=open('%s/%s'%(self.path,filename),"w")
  98             fsave.write(getattr(self.options,recname))
  99             fsave.write('\n')
 100             fsave.close()
 101             utils.header('Saved %s into %s'%(recname,filename))
 102
 103         # config modules
 104         if not self.options.config:
 105             # legacy default - do not set in optparse
 106             self.options.config=default_config
 107         # step modules
 108         if not self.options.steps:
 109             #default (all) steps
 110             #self.options.steps=['dump','clean','install','populate']
 111             self.options.steps=default_steps
 112
 113         # store self.path in options.path for the various callbacks
 114         self.options.path = self.path
 115
 116         if self.options.verbose:
 117             self.show_env(self.options,"Verbose")
 118
 119         all_plc_specs = []
 120         for config in self.options.config:
 121             modulename='config-'+config
 122             try:
 123                 m = __import__(modulename)
 124                 all_plc_specs = m.config(all_plc_specs,self.options)
 125             except :
 126                 traceback.print_exc()
 127                 print 'Cannot load config %s -- ignored'%modulename
 128                 raise
 129         # show config
 130         utils.show_spec("Test specifications",all_plc_specs)
 131         # build a TestPlc object from the result
 132         for spec in all_plc_specs:
 133             spec['disabled'] = False
 134         all_plcs = [ (x, TestPlc(x)) for x in all_plc_specs]
 135
 136         overall_result = True
 137         testplc_method_dict = __import__("TestPlc").__dict__['TestPlc'].__dict__
 138         all_step_infos=[]
 139         for step in self.options.steps:
 140             # try and locate a method in TestPlc
 141             if testplc_method_dict.has_key(step):
 142                 all_step_infos += [ (step, testplc_method_dict[step] )]
 143             # otherwise search for the 'run' method in the step-<x> module
 144             else:
 145                 modulename='step-'+step
 146                 try:
 147                     # locate all methods named run* in the module
 148                     module_dict = __import__(modulename).__dict__
 149                     names = [ key for key in module_dict.keys() if key.find("run")==0 ]
 150                     if not names:
 151                         raise Exception,"No run* method in module %s"%modulename
 152                     names.sort()
 153                     all_step_infos += [ ("%s.%s"%(step,name),module_dict[name]) for name in names ]
 154                 except :
 155                     print 'Step %s -- ignored'%(step)
 156                     traceback.print_exc()
 157                     overall_result = False
 158
 159         if self.options.dry_run:
 160             self.show_env(self.options,"Dry run")
 161             sys.exit(0)
 162
 163         # do all steps on all plcs
 164         for (name,method) in all_step_infos:
 165             for (spec,obj) in all_plcs:
 166                 if not spec['disabled']:
 167                     try:
 168                         utils.header("Running step %s on plc %s"%(name,spec['name']))
 169                         step_result = method(obj,self.options)
 170                         if step_result:
 171                             utils.header('Successful step %s on %s'%(name,spec['name']))
 172                         else:
 173                             overall_result = False
 174                             spec['disabled'] = True
 175                             utils.header('Step %s on %s FAILED - discarding that plc from further steps'%(name,spec['name']))
 176                     except:
 177                         overall_result=False
 178                         spec['disabled'] = True
 179                         utils.header ('Step %s on plc %s FAILED (exception) - discarding this plc from further steps'%(name,spec['name']))
 180                         traceback.print_exc()
 181         return overall_result
 182
 183     # wrapper to shell
 184     def main(self):
 185         try:
 186             success=self.test_main()
 187             if success:
 188                 return 0
 189             else:
 190                 return 1
 191         except:
 192             return 2
 193
 194 if __name__ == "__main__":
 195     sys.exit(TestMain().main())