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Viewing changes to lib/stdhome/walker/status.py

  • Committer: Tim Marston
  • Date: 2016-02-28 18:26:06 UTC
  • Revision ID: tim@ed.am-20160228182606-7jjvu9mbxppjlqjq
check directories for (permission) changes in copy base walker

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lib/stdhome/walker/status.py
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        directory and notes any that have been modified, are missing, or which have
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        changed type.  It is run, for example, but the "stdhome status" comand.
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        Walker source:       home dir
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        Walker destination:  repo
 
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        Walker source:       repo
 
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        Walker destination:  home dir
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        Walker traversing:   repo (unless a walk list is provided)
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        """
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        def __init__( self, walk_list = None ):
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                self.src_dir = the.full_home_dir
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                self.dst_dir = the.repo.full_dir
 
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                self.src_dir = the.repo.full_dir
 
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                self.dst_dir = the.full_home_dir
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                self.walk_list = walk_list if walk_list is not None else \
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                                                 self.generate_walk_list( the.repo.full_dir )
 
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                                                 self.generate_walk_list()
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                self.modified = list()
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                self.missing = list()
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                self.changed = list()
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        def process( self, rel_file, src_file, src_type, dst_file, dst_type ):
 
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        def process( self, rel_file, src, dst ):
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                # entity is missing in home dir?
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                if src_type == '_':
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                        self.missing.append( rel_file )
 
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                if dst.type == '_':
 
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                        if the.verbose >= 2: print "  _|%s %s" % ( dst.type, rel_file )
 
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                        if not the.config.ignores.matches( rel_file ):
 
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                                self.missing.append( rel_file )
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                        # if a directory is missing in the home dir, we only really want to
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                        # hear about that and not all the files it contains (which are also
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                        return False
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                # entity has changed type?
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                elif src_type != dst_type:
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                        self.changed.append( "%s (now %s)" % (
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                                rel_file, self.name_of_type( src_type ) ) )
 
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                elif dst.get_type_name() != src.get_type_name():
 
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                        # is it a directory that has changed to a symlnik to a directory and
 
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                        # is an acceptable substitution?
 
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                        if src.type == 'd' and dst.link_type == 'd' and \
 
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                                        the.config.symlinks.matches( rel_file ):
 
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                                if the.verbose >= 2: print "  d@d " + rel_file
 
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                                return True
 
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                        if the.verbose >= 2:
 
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                                print "  %s|%s %s" % ( dst.type, src.type, rel_file )
 
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                        if not the.config.ignores.matches( rel_file ):
 
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                                self.changed.append( "%s (%s => %s)" % (
 
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                                        rel_file, src.get_type_name(), dst.get_type_name() ) )
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                        # if an entity has changed to/from a directory, we don't care about
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                        # anything that directory does/did contain
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                        return False
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                # entity has been modified?
 
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                # entity is a file that has been modified?
 
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                if src.type == 'f':
 
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                        if not filecmp.cmp( src.file, dst.file ):
 
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                                if the.verbose >= 2: print "  f|f " + rel_file
 
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                                if not the.config.ignores.matches( rel_file ):
 
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                                        self.modified.append( rel_file )
 
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                        else:
 
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                                if the.verbose >= 2: print "  f=f " + rel_file
 
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                        return False
 
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                # entity is a symlink that has been modified?
 
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                elif dst.type == 'l':
 
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                        if os.readlink( src.file ) != os.readlink( dst.file ):
 
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                                if the.verbose >= 2: print "  l|l " + rel_file
 
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                                if not the.config.ignores.matches( rel_file ):
 
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                                        self.modified.append( rel_file )
 
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                        else:
 
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                                if the.verbose >= 2: print "  l=l " + rel_file
 
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                        return False
 
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                # TODO: check directory permission changes
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                if dst_type == 'f':
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                        if not filecmp.cmp( src_file, dst_file ):
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                                self.modified.append( rel_file )
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                elif dst_type == 'l':
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                        if os.readlink( src_file ) != os.readlink( dst_file ):
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                                self.modified.append( rel_file )
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                # nothing to see here
 
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                if the.verbose >= 2:
 
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                        print "  %s=%s %s" % ( dst.type, src.type, rel_file )
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                return True