mass_build.py

   1 #!/usr/bin/python
   2 import vcs, build_system, imp
   3 import argparse, os, sys, subprocess
   4 from collections import OrderedDict
   5
   6 # an entire Project
   7 class Project:
   8         def __init__(self, folder, projectConfig, globalConfig):
   9                 self.folder = folder
  10                 self.name = projectConfig['name']
  11                 # VCS
  12                 vcsName = projectConfig['vcs']
  13                 if vcsName == 'git':
  14                         self.vcs = vcs.Git(self.sourceFolder(), projectConfig['url'], projectConfig['version'])
  15                 elif vcsName == 'svn':
  16                         self.vcs = vcs.SVN(self.sourceFolder(), projectConfig['url'], projectConfig.get('versionName'))
  17                 else:
  18                         raise Exception("Unknown VCS type "+vcsName)
  19                 # build system
  20                 if globalConfig.get('buildDeb', False):
  21                         self.buildSystem = build_system.AutoDebuild(self.sourceFolder(), self.buildFolder(), projectConfig, self.vcs, globalConfig)
  22                 else:
  23                         buildSystemName = projectConfig['buildSystem']
  24                         if buildSystemName == 'cmake':
  25                                 self.buildSystem = build_system.CMake(self.sourceFolder(), self.buildFolder(), projectConfig, globalConfig)
  26                         else:
  27                                 raise Exception("Unknown build system type "+buildSystemName)
  28
  29         def sourceFolder(self):
  30                 return os.path.join(self.folder, self.name)
  31
  32         def buildFolder(self):
  33                 return os.path.join(config['buildDir'], self.sourceFolder())
  34
  35 # read command-line arguments
  36 parser = argparse.ArgumentParser(description='Update and build a bunch of stuff')
  37 parser.add_argument("-c, --config",
  38                     dest="config", default="mass-build.conf",
  39                     help="mass-build config file")
  40 parser.add_argument("--reconfigure",
  41                     action="store_true", dest="reconfigure",
  42                     help="Force configuration to be run")
  43 parser.add_argument("--reset-source",
  44                     action="store_true", dest="reset_source",
  45                     help="Reset sourcecode to the given version (removes local changes!)")
  46 parser.add_argument("--no-update",
  47                     action="store_false", dest="update",
  48                     help="Do not update projects before compilation")
  49 parser.add_argument("--resume-from", metavar='PROJECT',
  50                     dest="resume_from",
  51                     help="Resume building from the given project")
  52 parser.add_argument("projects",  metavar='PROJECT', nargs='*',
  53                     help="Manually specify projects or folders to be built (project names take precedence)")
  54 args = parser.parse_args()
  55 # sanitize
  56 if args.reset_source and not args.update:
  57         raise Exception("When no update is performed, no reset to the given version can be done either")
  58
  59 # load config
  60 config = imp.load_source('config', args.config).__dict__
  61 os.remove(args.config+'c') # remove compiled python file
  62 allProjects = OrderedDict() # all projects
  63 allFolders = {} # all folders
  64 workProjects = [] # projects we work on
  65
  66 # return the position of the given item in the list
  67 def findInList(list, item):
  68         for i in xrange(len(list)):
  69                 if list[i] == item:
  70                         return i
  71         raise Exception("%s not found in list" % str(item))
  72
  73 # populate list of projects, return list of projects in that folder
  74 def loadProjects(projects, folder=''):
  75         folderProjects = []
  76         for projectConfig in projects:
  77                 if 'folder' in projectConfig: # a subpath
  78                         folderProjects += loadProjects(projectConfig['projects'], os.path.join(folder, projectConfig['folder']))
  79                 else: # a proper project
  80                         if projectConfig['name'] in allProjects:
  81                                 raise Exception("Duplicate project name "+project['name'])
  82                         project = Project(folder, projectConfig, config)
  83                         allProjects[projectConfig['name']] = project
  84                         folderProjects.append(project)
  85         # store projects of this folder
  86         if folder in allFolders:
  87                 raise Exception("Duplicate folder name "+folder)
  88         allFolders[folder] = folderProjects
  89         return folderProjects
  90
  91 # now check what we have to do
  92 loadProjects(config['projects'])
  93 if args.projects:
  94         if args.resume_from is not None:
  95                 raise Exception("Can not use --resume-from and manually specify projects")
  96         for name in args.projects:
  97                 if name in allProjects:
  98                         workProjects.append(allProjects[name])
  99                 elif name in allFolders:
 100                         workProjects += allFolders[name]
 101                 else:
 102                         raise Exception("Project or folder%s does not exist" % name)
 103 elif args.resume_from is None:
 104         workProjects = projects.values() # all the projects
 105 else:
 106         if not args.resume_from in allProjects:
 107                 raise Exception("Project %s does not exist" % args.resume_from)
 108         startWith = allProjects[args.resume_from]
 109         startIndex = findInList(allProjects.values(), startWith)
 110         workProjects = allProjects.values()[startIndex:]
 111
 112 # and do it!
 113 for project in workProjects:
 114         try:
 115                 if args.update:
 116                         print "Updating project",project.sourceFolder()
 117                         project.vcs.update(forceVersion=args.reset_source)
 118                 print "Building project",project.sourceFolder()
 119                 project.buildSystem.build(reconfigure=args.reconfigure)
 120                 print
 121         except (subprocess.CalledProcessError, KeyboardInterrupt) as e: # for some exceptions, a stackrace is usually pointless
 122                 print >> sys.stderr
 123                 print >> sys.stderr
 124                 if isinstance(e, KeyboardInterrupt): # str(e) would be the empty string
 125                         print >> sys.stderr, "Interruped by user while processing %s" % (project.name)
 126                 else:
 127                         print >> sys.stderr, "Error while processing %s: %s" % (project.name, str(e))
 128                 print >> sys.stderr
 129                 sys.exit(1)