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