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