src/Configuration/ConfigArea.pm

#
# ConfigArea.pm
#
# Written by Christopher Williams
#
# Description
# -----------
# creates and manages a configuration area
#
# Notes
# -------
# Persistency - remember to call the save method to make changes persistent
#
# Interface
# ---------
# new()                         : A new ConfigArea object
# name()                        : get/set project name
# setup(dir[,areaname])         : setup a fresh area in dir
# satellite(dir[,areaname])     : setup a satellite area in dir
# version()                     : get/set project version
# location([dir])               : set/return the location of the work area
# bootstrapfromlocation([location]) : bootstrap the object based on location.
#                                     no location specified - cwd used
#                                     return 0 if succesful 1 otherwise
# requirementsdoc()             : get set the requirements doc
# searchlocation([startdir])    : returns the location directory. search starts
#                                 from cwd if not specified
# scramversion()                : return the scram version associated with
#                                 area
# configurationdir()            : return the location of the project 
#                                 configuration directory
# copy(location)                : copy a configuration
# copysetup(location)           : copy the architecture specific tool setup
#                                 returns 0 if successful, 1 otherwise
# copyenv($ref)                 : copy the areas environment into the hashref
# toolbox()                     : return the areas toolbox object
# save()                        : save changes permanently
# linkto(location)              : link the current area to that at location
# unlinkarea()                  : destroy link (autosave)
# linkarea([ConfigArea])        : link the current area to the apec Area Object
# archname()            : get/set a string to indicate architecture
# archdir()             : return the location of the administration arch dep 
#                         directory
# objectstore()         : return the objectStore object of the area
# - temporary
# align()                       : adjust hard paths to suit local loaction

package Configuration::ConfigArea;
require 5.004;
use URL::URLcache;
use Utilities::AddDir;
use Utilities::Verbose;
use ObjectUtilities::ObjectStore;
use Cwd;
@ISA=qw(Utilities::Verbose);

sub new {
        my $class=shift;
        my $self={};
        bless $self, $class;

        # data init
        $self->{admindir}=".SCRAM";
        $self->{cachedir}="cache";
        $self->{dbdir}="ObjectDB";
        $self->{tbupdate}=0;
        undef $self->{linkarea};

        return $self;
}

sub cache {
        my $self=shift;

        if ( @_ ) {
           $self->{cache}=shift;
        }
        if ( ! defined $self->{cache} ) {
          my $loc=$self->location()."/".$self->{admindir}."/".$self->{cachedir};
          if ( -e $loc  ) {
            $self->{cache}=URL::URLcache->new($loc);
          }
          else {
            $self->{cache}=undef;
          }
        }
        return $self->{cache};
}

# Tool and project cache info:
sub cacheinfo
   {
   my $self=shift;
   print "\n","<ConfigArea> cacheinfo: ToolCache = ",$self->{toolcachefile},
   ", ProjectCache = ",$self->{projectcachefile},"\n";
   }

sub toolcachename
   {
   my $self=shift;
   return ($self->location()."/".$self->{admindir}."/".$ENV{SCRAM_ARCH}."/ToolCache.db");
   }

sub projectcachename
   {
   my $self=shift;
   return ($self->location()."/".$self->{admindir}."/".$ENV{SCRAM_ARCH}."/ProjectCache.db");
   }

sub _tbupdate
   {
   # Update toolbox relative to new RequirementsDoc:
   my $self=shift;
   @_?$self->{tbupdate}=shift
      :$self->{tbupdate};
   }

sub _newcache {
        my $self=shift;
        my $loc=$self->location()."/".$self->{admindir}."/".$self->{cachedir};
        $self->{cache}=URL::URLcache->new($loc);
        return $self->{cache};
}

sub _newobjectstore {
        my $self=shift;
        my $loc=$self->location()."/".$self->{admindir}."/".$self->{dbdir};
        $self->{dbstore}=ObjectUtilities::ObjectStore->new($loc);
        return $self->{dbstore};
}

sub objectstore {
        my $self=shift;

        if ( @_ ) {
            $self->{dbstore}=shift;
        }
        if ( ! defined $self->{dbstore} ) {
          my $loc=$self->location()."/".$self->{admindir}."/".$self->{dbdir};
          if ( -e $loc ) {
            $self->{dbstore}=ObjectUtilities::ObjectStore->new($loc);
          }
          else {
            $self->{dbstore}=undef;
          }
        }
        return $self->{dbstore}
}

sub name {
        my $self=shift;
        @_?$self->{name}=shift
          :$self->{name};
}

sub version {
        my $self=shift;
        @_?$self->{version}=shift
          :$self->{version};
}

sub setup {
        my $self=shift;
        my $location=shift;
        my $areaname;

        # -- check we have a project name and version
        my $name=$self->name();
        my $vers=$self->version();
        
        if ( ( ! defined $name ) && ( ! defined $version )) {
          $self->error("Set ConfigArea name and version before setup");
        }

        # -- check arguments and set location
        if ( ! defined $location ) {
          $self->error("ConfigArea: Cannot setup new area without a location");
        }
        if ( @_ ) {
          $areaname=shift;
        }
        if ( (! defined $areaname) || ( $areaname eq "" ) ) {
          # -- make up a name from the project name and version
          $vers=~s/^$name\_//;
          $areaname=$name."_".$vers;
        }
        my $arealoc=$location."/".$areaname;
        my $workloc=$arealoc."/".$self->{admindir};
        $self->verbose("Building at $arealoc");
        $self->location($arealoc);

        # -- create top level structure and work area
        AddDir::adddir($workloc);

        # -- add a cache
        $self->_newcache();

        # -- add an Objectstore
        $self->_newobjectstore();

        # -- Save Environment File
        $self->_SaveEnvFile();

}

sub configurationdir {
        my $self=shift;
        if ( @_ ) {
          $self->{configurationdir}=shift;
        }
        return (defined $self->{configurationdir})?$self->{configurationdir}:undef;
}

sub sourcedir {
        my $self=shift;
        if ( @_ ) {
          $self->{sourcedir}=shift;
        }
        return (defined $self->{sourcedir})?$self->{sourcedir}:undef;
}

sub toolbox {
        my $self=shift;
        if ( ! defined $self->{toolbox} ) {
          $self->{toolbox}=BuildSystem::ToolBox->new($self, $ENV{SCRAM_ARCH});
        }
        return $self->{toolbox};
}

sub toolboxversion {
        my $self=shift;
        if ( @_ ) {
          $self->{toolboxversion}=shift;
        }
        return (defined $self->{toolboxversion})?$self->{toolboxversion}:undef;
}

sub requirementsdoc {
        my $self=shift;
        if ( @_ ) {
          $self->{reqdoc}=shift;
        }
        if ( defined $self->{reqdoc} ) {
          return $self->location()."/".$self->{reqdoc};
        }
        else {
          return undef;
        }
}

sub scramversion {
        my $self=shift;
        if ( ! defined $self->{scramversion} ) {
          my $filename=$self->location()."/".$self->configurationdir()."/".
                                                        "scram_version";
          if ( -f $filename ) {
            use FileHandle;
            $fh=FileHandle->new();
            open ($fh, "<".$filename);
            my $version=<$fh>;
            chomp $version;
            $self->{scramversion}=$version;
            undef $fh;
          }
        }
        return $self->{scramversion};
}

sub sitename
   {
   ###############################################################
   # sitename()                                                  #
   ###############################################################
   # modified : Mon Dec  3 15:45:35 2001 / SFA                   #
   # params   :                                                  #
   #          :                                                  #
   #          :                                                  #
   #          :                                                  #
   # function : Read the site name from config/site/sitename and #
   #          : export it.                                       #
   #          :                                                  #
   #          :                                                  #
   ###############################################################
   my $self = shift;
   my $sitefile = $self->location()."/".$self->configurationdir()."/site/sitename";

   $self->{sitename} = 'CERN'; # Use CERN as the default site name

   use FileHandle;
   my $sitefh = FileHandle->new();

   # Be verbose and print file we're going to read:
   $self->verbose(">> Going to try to get sitename from: ".$sitefile." ");
   
   # See if we can read from the file. If not, just
   # use default site name:
   open($sitefh,"<".$sitefile) || 
      do
         {
         $self->verbose(">> Unable to read a site name definition file. Using \'CERN\' as the site name.");
         return $self->{sitename};
         };
   
   $sitename = <$sitefh>;
   chomp($sitename);
   $self->{sitename} = $sitename;
   
   # Close the file (be tidy!);
   close($sitefile);
   # Return:
   return $self->{sitename};
   }


sub bootstrapfromlocation {
        my $self=shift;

        my $rv=0;
        
        my $location;
        if ( ! defined ($location=$self->searchlocation(@_)) ) {
         $rv=1;
         $self->verbose("Unable to locate the top of local configuration area");
        }
        else {
         $self->location($location);
         $self->verbose("Found top ".$self->location());
         $self->_LoadEnvFile();
        }
        return $rv;
}

sub location {
        my $self=shift;

        if ( @_ ) {
          $self->{location}=shift;
        }
        elsif ( ! defined $self->{location} ) {
          # try and find the release location
          $self->{location}=$self->searchlocation();
        }
        return  $self->{location};
}

sub searchlocation {
        my $self=shift;
        
        #start search in current directory if not specified
        my $thispath;
        if ( @_ ) {
          $thispath=shift
        }
        else {
          $thispath=cwd();
        }
        
        my $rv=0;

        # chop off any files - we only want dirs
        if ( -f $thispath ) {
          $thispath=~s/(.*)\/.*/$1/;
        }
        Sloop:{
        do {
          $self->verbose("Searching $thispath");
          if ( -e "$thispath/".$self->{admindir} ) {
            $self->verbose("Found\n");
            $rv=1;
            last Sloop;
          }
        } while ( ($thispath=~s/(.*)\/.*/$1/)=~/./ ) };
       
        return $rv?$thispath:undef;
}

sub archname {
        my $self=shift;
        if ( @_ ) {
          $self->{archname}=shift;
        }
        return $self->{archname};
}

sub archdir {
        my $self=shift;
        if ( @_ ) {
          $self->{archdir}=shift;
        }
        if ( ! defined $self->{archdir} ) {
         if ( defined $self->{archname} ) {
          $self->{archdir}=$self->location()."/".$self->{admindir}."/".
                                                        $self->{archname};
         }
         else {
          $self->error("ConfigArea : cannot create arch directory - ".
                                                "architecture name not set")
         }
        }
        return $self->{archdir};
}

sub satellite {
        my $self=shift;

        # -- create the sat object
        my $sat=Configuration::ConfigArea->new();
        $sat->name($self->name());
        $sat->version($self->version());
        $sat->requirementsdoc($self->{reqdoc});
        $sat->configurationdir($self->configurationdir());
        $sat->sourcedir($self->sourcedir());
        $sat->toolboxversion($self->toolboxversion());
        $sat->setup(@_);

        # -- copy across the cache and ObjectStore
        # -- make sure we dont try building new caches in release areas
        my $rcache=$self->cache();
        if ( defined $rcache ) {
          copy($rcache->location(),$sat->cache()->location());
        }

        # -- make sure we dont try building new objectstores in release areas
        my $rostore=$self->objectstore();
        if ( defined $rostore ) {
          copy($rostore->location(),$sat->objectstore()->location());
        }

        # and make sure in reinitialises
        undef ($sat->{cache});

        # -- link it to this area
        $sat->linkarea($self);
        
        # -- save it
        $sat->save();

        return $sat;
}

sub copy {
        my $self=shift;
        my $destination=shift;

        # copy across the admin dir
        my $temp=$self->location()."/".$self->{admindir};
        AddDir::copydir($temp,"$destination/".$self->{admindir});
}

sub align {
        my $self=shift;
        use File::Copy;

        $self->_LoadEnvFile();
        my $Envfile=$self->location()."/".$self->{admindir}."/Environment";
        my $tmpEnvfile=$Envfile.".bak";
        my $rel=$self->{ENV}{RELEASETOP};
        my $local=$self->location();

        rename( $Envfile, $tmpEnvfile );
        use FileHandle;
        my $fh=FileHandle->new();
        my $fout=FileHandle->new();
        open ( $fh, "<".$tmpEnvfile ) or
                $self->error("Cannot find Environment file. Area Corrupted? ("
                                .$self->location().")\n $!");
        open ( $fout, ">".$Envfile ) or
                $self->error("Cannot find Environment file. Area Corrupted? ("
                                .$self->location().")\n $!");
        while ( <$fh> ) {
          $_=~s/\Q$rel\L/$local/g;
          print $fout $_;
        }
        undef $fh;
        undef $fout;
}

sub copysetup {
        my $self=shift;
        my $dest=shift; 
        my $rv=1;
        # copy across the admin dir
        my $temp=$self->location()."/".$self->{admindir}."/".$self->arch();
        my $temp2=$dest."/".$self->{admindir}."/".$self->arch();
        if ( $temp ne $temp2 ) {
         if ( -d $temp ) {
          AddDir::copydir($temp,$temp2);
          $rv=0;
         }
        }
        return $rv;
}

sub copywithskip {
        my $self=shift;
        my $dest=shift;
        my ($filetoskip)=@_;            
        my $rv=1;
        # copy across the admin dir
        my $temp=$self->location()."/".$self->{admindir}."/".$self->arch();
        my $temp2=$dest."/".$self->{admindir}."/".$self->arch();
        if ( $temp ne $temp2 ) {
         if ( -d $temp ) {
          AddDir::copydirwithskip($temp,$temp2,$filetoskip);
          $rv=0;
         }
        }
        return $rv;
}

sub copyenv {
        my $self=shift;
        my $hashref=shift;
        
        foreach $elem ( keys %{$self->{ENV}} ) {
           $$hashref{$elem}=$self->{ENV}{$elem};
        }
}

sub arch {
        my $self=shift;
        return $ENV{SCRAM_ARCH};
}

sub linkto {
        my $self=shift;
        my $location=shift;

        if ( -d $location ) {
        my $area=Configuration::ConfigArea->new();
        $area->bootstrapfromlocation($location);
        $self->linkarea($area);
        }
        else {
          $self->error("ConfigArea : Unable to link to non existing directory ".
                         $location);
        }
}

sub unlinkarea {
        my $self=shift;
        undef $self->{linkarea};
        $self->{linkarea}=undef;
        $self->save();
}

sub linkarea {
        my $self=shift;
        my $area=shift;
        if ( defined $area ) {
          $self->{linkarea}=$area;
        }
        return (defined $self->{linkarea} && $self->{linkarea} ne "")?
                        $self->{linkarea}:undef;
}

sub save {
        my $self=shift;
        $self->_SaveEnvFile();
}

# ---- support routines

sub _SaveEnvFile
   {
   my $self=shift;
   my $filemode = 0644;
   
   use FileHandle;
   my $fh=FileHandle->new();
   open ( $fh, ">".$self->location()."/".$self->{admindir}."/".
          "Environment" ) or 
          $self->error("Cannot Open Environment file to Save ("
                       .$self->location().")\n $!"); 
        
   print $fh "SCRAM_PROJECTNAME=".$self->name()."\n";
   print $fh "SCRAM_PROJECTVERSION=".$self->version()."\n";
   print $fh "SCRAM_CONFIGDIR=".$self->configurationdir()."\n";
   print $fh "SCRAM_SOURCEDIR=".$self->sourcedir()."\n";
   print $fh "SCRAM_ProjReqsDoc=".$self->{reqdoc}."\n";
   print $fh "SCRAM_TOOLBOXVERSION=".$self->{toolboxversion}."\n";

   if ( defined $self->linkarea() )
      {
      my $area=$self->linkarea()->location();
      if ( $area ne "" )
         {
         print $fh "RELEASETOP=".$area."\n";
         }
      }
   
   undef $fh;
   
   # Set the default permissions (-rw-r--r--):
   chmod $filemode, $self->location()."/".$self->{admindir}."/Environment";
   }

sub _LoadEnvFile
   {
   my $self=shift;

   use FileHandle;
   my $fh=FileHandle->new();
   open ( $fh, "<".$self->location()."/".$self->{admindir}."/".
          "Environment" ) or 
          $self->error("Cannot find Environment file. Area Corrupted? ("
                       .$self->location().")\n $!"); 
   while ( <$fh> )
      {
      chomp;
      next if /^#/;
      next if /^\s*$/ ;
      ($name, $value)=split /=/;
      eval "\$self->{ENV}{${name}}=\"$value\"";
      }
   undef $fh;
        
   # -- set internal variables appropriately
   if ( defined $self->{ENV}{"SCRAM_PROJECTNAME"} )
      {
      $self->name($self->{ENV}{"SCRAM_PROJECTNAME"});
      }
   if ( defined $self->{ENV}{"SCRAM_PROJECTVERSION"} )
      {
      $self->version($self->{ENV}{"SCRAM_PROJECTVERSION"});
      } 
   if ( defined $self->{ENV}{"SCRAM_CONFIGDIR"} )
      {
      $self->configurationdir($self->{ENV}{"SCRAM_CONFIGDIR"});
      }
   if ( defined $self->{ENV}{"SCRAM_SOURCEDIR"} )
      {
      $self->sourcedir($self->{ENV}{"SCRAM_SOURCEDIR"});
      }
   if ( defined $self->{ENV}{"SCRAM_ProjReqsDoc"} )
      {
      $self->requirementsdoc($self->{ENV}{"SCRAM_ProjReqsDoc"});
      }
   if ( defined $self->{ENV}{"SCRAM_TOOLBOXVERSION"} )
      {
      $self->toolboxversion($self->{ENV}{"SCRAM_TOOLBOXVERSION"});
      }
   
   if ( ( defined $self->{ENV}{"RELEASETOP"} ) && 
        ($self->{ENV}{"RELEASETOP"} ne $self->location()))
      {
      $self->linkto($self->{ENV}{"RELEASETOP"});
      }
   }
Revision:	1.25
Committed:	Wed Feb 2 16:31:12 2005 UTC (20 years, 3 months ago) by sashby
Content type:	text/plain
Branch:	MAIN
Changes since 1.24:	+31 -22 lines
Log Message:	Fixes and improvements. Runtime info correctly displayed. Perms on dirs more strict.
#	User	Rev	Content
1	williamc	1.1	#
2			# ConfigArea.pm
3			#
4	williamc	1.14	# Written by Christopher Williams
5	williamc	1.1	#
6			# Description
7	williamc	1.9	# -----------
8			# creates and manages a configuration area
9			#
10	williamc	1.14	# Notes
11	williamc	1.9	# -------
12	williamc	1.14	# Persistency - remember to call the save method to make changes persistent
13	williamc	1.1	#
14			# Interface
15			# ---------
16	williamc	1.14	# new() : A new ConfigArea object
17			# name() : get/set project name
18			# setup(dir[,areaname]) : setup a fresh area in dir
19			# satellite(dir[,areaname]) : setup a satellite area in dir
20			# version() : get/set project version
21			# location([dir]) : set/return the location of the work area
22			# bootstrapfromlocation([location]) : bootstrap the object based on location.
23			# no location specified - cwd used
24			# return 0 if succesful 1 otherwise
25			# requirementsdoc() : get set the requirements doc
26	williamc	1.5	# searchlocation([startdir]) : returns the location directory. search starts
27			# from cwd if not specified
28	williamc	1.14	# scramversion() : return the scram version associated with
29			# area
30			# configurationdir() : return the location of the project
31			# configuration directory
32			# copy(location) : copy a configuration
33			# copysetup(location) : copy the architecture specific tool setup
34			# returns 0 if successful, 1 otherwise
35			# copyenv($ref) : copy the areas environment into the hashref
36			# toolbox() : return the areas toolbox object
37			# save() : save changes permanently
38			# linkto(location) : link the current area to that at location
39			# unlinkarea() : destroy link (autosave)
40	williamc	1.19	# linkarea([ConfigArea]) : link the current area to the apec Area Object
41	williamc	1.14	# archname() : get/set a string to indicate architecture
42			# archdir() : return the location of the administration arch dep
43			# directory
44	williamc	1.18	# objectstore() : return the objectStore object of the area
45	williamc	1.14	# - temporary
46			# align() : adjust hard paths to suit local loaction
47	williamc	1.1
48			package Configuration::ConfigArea;
49			require 5.004;
50	williamc	1.14	use URL::URLcache;
51	williamc	1.1	use Utilities::AddDir;
52	williamc	1.14	use Utilities::Verbose;
53	williamc	1.1	use ObjectUtilities::ObjectStore;
54	williamc	1.6	use Cwd;
55	williamc	1.14	@ISA=qw(Utilities::Verbose);
56	williamc	1.1
57	williamc	1.14	sub new {
58			my $class=shift;
59			my $self={};
60			bless $self, $class;
61	williamc	1.5
62	williamc	1.14	# data init
63			$self->{admindir}=".SCRAM";
64			$self->{cachedir}="cache";
65			$self->{dbdir}="ObjectDB";
66	sashby	1.23	$self->{tbupdate}=0;
67	williamc	1.14	undef $self->{linkarea};
68	williamc	1.8
69	williamc	1.14	return $self;
70	williamc	1.1	}
71
72	williamc	1.14	sub cache {
73	williamc	1.9	my $self=shift;
74	williamc	1.16
75	williamc	1.19	if ( @_ ) {
76			$self->{cache}=shift;
77			}
78			if ( ! defined $self->{cache} ) {
79			my $loc=$self->location()."/".$self->{admindir}."/".$self->{cachedir};
80			if ( -e $loc ) {
81			$self->{cache}=URL::URLcache->new($loc);
82			}
83			else {
84			$self->{cache}=undef;
85			}
86			}
87			return $self->{cache};
88	williamc	1.14	}
89	williamc	1.9
90	sashby	1.23	# Tool and project cache info:
91			sub cacheinfo
92			{
93			my $self=shift;
94			print "\n","<ConfigArea> cacheinfo: ToolCache = ",$self->{toolcachefile},
95			", ProjectCache = ",$self->{projectcachefile},"\n";
96			}
97
98			sub toolcachename
99			{
100			my $self=shift;
101			return ($self->location()."/".$self->{admindir}."/".$ENV{SCRAM_ARCH}."/ToolCache.db");
102			}
103
104			sub projectcachename
105			{
106			my $self=shift;
107			return ($self->location()."/".$self->{admindir}."/".$ENV{SCRAM_ARCH}."/ProjectCache.db");
108			}
109
110			sub _tbupdate
111			{
112			# Update toolbox relative to new RequirementsDoc:
113			my $self=shift;
114			@_?$self->{tbupdate}=shift
115			:$self->{tbupdate};
116			}
117
118	williamc	1.18	sub _newcache {
119	williamc	1.19	my $self=shift;
120			my $loc=$self->location()."/".$self->{admindir}."/".$self->{cachedir};
121			$self->{cache}=URL::URLcache->new($loc);
122			return $self->{cache};
123	williamc	1.18	}
124
125			sub _newobjectstore {
126	williamc	1.19	my $self=shift;
127			my $loc=$self->location()."/".$self->{admindir}."/".$self->{dbdir};
128			$self->{dbstore}=ObjectUtilities::ObjectStore->new($loc);
129			return $self->{dbstore};
130			}
131	williamc	1.18
132	williamc	1.14	sub objectstore {
133	williamc	1.19	my $self=shift;
134	williamc	1.16
135	williamc	1.19	if ( @_ ) {
136			$self->{dbstore}=shift;
137			}
138			if ( ! defined $self->{dbstore} ) {
139			my $loc=$self->location()."/".$self->{admindir}."/".$self->{dbdir};
140			if ( -e $loc ) {
141			$self->{dbstore}=ObjectUtilities::ObjectStore->new($loc);
142			}
143			else {
144			$self->{dbstore}=undef;
145			}
146			}
147			return $self->{dbstore}
148	williamc	1.9	}
149
150	williamc	1.14	sub name {
151	williamc	1.9	my $self=shift;
152	williamc	1.14	@_?$self->{name}=shift
153			:$self->{name};
154	williamc	1.9	}
155	williamc	1.7
156	williamc	1.14	sub version {
157	williamc	1.6	my $self=shift;
158	williamc	1.14	@_?$self->{version}=shift
159			:$self->{version};
160	williamc	1.9	}
161	williamc	1.8
162	williamc	1.1	sub setup {
163			my $self=shift;
164	williamc	1.14	my $location=shift;
165			my $areaname;
166	williamc	1.1
167	williamc	1.14	# -- check we have a project name and version
168			my $name=$self->name();
169			my $vers=$self->version();
170	sashby	1.23
171	williamc	1.14	if ( ( ! defined $name ) && ( ! defined $version )) {
172			$self->error("Set ConfigArea name and version before setup");
173			}
174
175			# -- check arguments and set location
176	williamc	1.7	if ( ! defined $location ) {
177	williamc	1.14	$self->error("ConfigArea: Cannot setup new area without a location");
178	williamc	1.7	}
179	williamc	1.14	if ( @_ ) {
180			$areaname=shift;
181	williamc	1.6	}
182	williamc	1.14	if ( (! defined $areaname) \|\| ( $areaname eq "" ) ) {
183			# -- make up a name from the project name and version
184			$vers=~s/^$name\_//;
185			$areaname=$name."_".$vers;
186	williamc	1.1	}
187	williamc	1.14	my $arealoc=$location."/".$areaname;
188			my $workloc=$arealoc."/".$self->{admindir};
189			$self->verbose("Building at $arealoc");
190			$self->location($arealoc);
191	williamc	1.1
192	williamc	1.14	# -- create top level structure and work area
193			AddDir::adddir($workloc);
194	williamc	1.1
195	williamc	1.14	# -- add a cache
196	williamc	1.18	$self->_newcache();
197
198	williamc	1.19	# -- add an Objectstore
199			$self->_newobjectstore();
200	williamc	1.5
201	williamc	1.14	# -- Save Environment File
202			$self->_SaveEnvFile();
203	williamc	1.3
204	williamc	1.9	}
205
206	williamc	1.14	sub configurationdir {
207	williamc	1.9	my $self=shift;
208	williamc	1.14	if ( @_ ) {
209			$self->{configurationdir}=shift;
210			}
211			return (defined $self->{configurationdir})?$self->{configurationdir}:undef;
212	williamc	1.9	}
213
214	sashby	1.23	sub sourcedir {
215			my $self=shift;
216			if ( @_ ) {
217			$self->{sourcedir}=shift;
218			}
219			return (defined $self->{sourcedir})?$self->{sourcedir}:undef;
220			}
221
222	williamc	1.14	sub toolbox {
223	williamc	1.3	my $self=shift;
224	williamc	1.14	if ( ! defined $self->{toolbox} ) {
225	williamc	1.19	$self->{toolbox}=BuildSystem::ToolBox->new($self, $ENV{SCRAM_ARCH});
226	williamc	1.14	}
227			return $self->{toolbox};
228	williamc	1.4	}
229
230	sashby	1.23	sub toolboxversion {
231			my $self=shift;
232			if ( @_ ) {
233			$self->{toolboxversion}=shift;
234			}
235			return (defined $self->{toolboxversion})?$self->{toolboxversion}:undef;
236			}
237
238	williamc	1.14	sub requirementsdoc {
239	williamc	1.5	my $self=shift;
240	williamc	1.14	if ( @_ ) {
241			$self->{reqdoc}=shift;
242			}
243			if ( defined $self->{reqdoc} ) {
244			return $self->location()."/".$self->{reqdoc};
245	williamc	1.12	}
246			else {
247	williamc	1.14	return undef;
248	williamc	1.12	}
249	williamc	1.5	}
250
251	williamc	1.14	sub scramversion {
252	williamc	1.4	my $self=shift;
253	williamc	1.14	if ( ! defined $self->{scramversion} ) {
254			my $filename=$self->location()."/".$self->configurationdir()."/".
255			"scram_version";
256			if ( -f $filename ) {
257			use FileHandle;
258			$fh=FileHandle->new();
259			open ($fh, "<".$filename);
260			my $version=<$fh>;
261			chomp $version;
262			$self->{scramversion}=$version;
263			undef $fh;
264			}
265			}
266			return $self->{scramversion};
267	williamc	1.1	}
268
269	sashby	1.21	sub sitename
270			{
271			###############################################################
272			# sitename() #
273			###############################################################
274			# modified : Mon Dec 3 15:45:35 2001 / SFA #
275			# params : #
276			# : #
277			# : #
278			# : #
279			# function : Read the site name from config/site/sitename and #
280			# : export it. #
281			# : #
282			# : #
283			###############################################################
284			my $self = shift;
285			my $sitefile = $self->location()."/".$self->configurationdir()."/site/sitename";
286
287			$self->{sitename} = 'CERN'; # Use CERN as the default site name
288
289			use FileHandle;
290			my $sitefh = FileHandle->new();
291	sashby	1.22
292			# Be verbose and print file we're going to read:
293			$self->verbose(">> Going to try to get sitename from: ".$sitefile." ");
294	sashby	1.21
295			# See if we can read from the file. If not, just
296			# use default site name:
297			open($sitefh,"<".$sitefile) \|\|
298			do
299			{
300	sashby	1.22	$self->verbose(">> Unable to read a site name definition file. Using \'CERN\' as the site name.");
301	sashby	1.21	return $self->{sitename};
302			};
303
304			$sitename = <$sitefh>;
305			chomp($sitename);
306			$self->{sitename} = $sitename;
307
308			# Close the file (be tidy!);
309			close($sitefile);
310			# Return:
311			return $self->{sitename};
312			}
313
314
315	williamc	1.14	sub bootstrapfromlocation {
316	williamc	1.1	my $self=shift;
317
318	williamc	1.14	my $rv=0;
319
320			my $location;
321			if ( ! defined ($location=$self->searchlocation(@_)) ) {
322			$rv=1;
323			$self->verbose("Unable to locate the top of local configuration area");
324	williamc	1.9	}
325			else {
326	williamc	1.14	$self->location($location);
327			$self->verbose("Found top ".$self->location());
328			$self->_LoadEnvFile();
329	williamc	1.9	}
330	williamc	1.14	return $rv;
331	williamc	1.1	}
332
333			sub location {
334			my $self=shift;
335
336	williamc	1.5	if ( @_ ) {
337	williamc	1.6	$self->{location}=shift;
338	williamc	1.5	}
339			elsif ( ! defined $self->{location} ) {
340			# try and find the release location
341	williamc	1.9	$self->{location}=$self->searchlocation();
342	williamc	1.5	}
343			return $self->{location};
344			}
345
346			sub searchlocation {
347			my $self=shift;
348	sashby	1.20
349	williamc	1.5	#start search in current directory if not specified
350			my $thispath;
351	williamc	1.14	if ( @_ ) {
352			$thispath=shift
353			}
354			else {
355			$thispath=cwd();
356			}
357	sashby	1.20
358	williamc	1.5	my $rv=0;
359
360	williamc	1.14	# chop off any files - we only want dirs
361			if ( -f $thispath ) {
362			$thispath=~s/(.)\/./$1/;
363			}
364	williamc	1.6	Sloop:{
365			do {
366	williamc	1.14	$self->verbose("Searching $thispath");
367	williamc	1.8	if ( -e "$thispath/".$self->{admindir} ) {
368	williamc	1.14	$self->verbose("Found\n");
369	williamc	1.5	$rv=1;
370	williamc	1.6	last Sloop;
371	williamc	1.5	}
372	williamc	1.6	} while ( ($thispath=~s/(.)\/./$1/)=~/./ ) };
373	sashby	1.20
374	williamc	1.5	return $rv?$thispath:undef;
375	williamc	1.1	}
376
377	williamc	1.14	sub archname {
378	williamc	1.1	my $self=shift;
379	williamc	1.14	if ( @_ ) {
380			$self->{archname}=shift;
381			}
382			return $self->{archname};
383			}
384	williamc	1.1
385	williamc	1.14	sub archdir {
386			my $self=shift;
387			if ( @_ ) {
388			$self->{archdir}=shift;
389			}
390			if ( ! defined $self->{archdir} ) {
391			if ( defined $self->{archname} ) {
392			$self->{archdir}=$self->location()."/".$self->{admindir}."/".
393			$self->{archname};
394			}
395			else {
396			$self->error("ConfigArea : cannot create arch directory - ".
397			"architecture name not set")
398			}
399			}
400			return $self->{archdir};
401	williamc	1.1	}
402
403	williamc	1.14	sub satellite {
404	williamc	1.1	my $self=shift;
405	williamc	1.14
406			# -- create the sat object
407			my $sat=Configuration::ConfigArea->new();
408			$sat->name($self->name());
409			$sat->version($self->version());
410			$sat->requirementsdoc($self->{reqdoc});
411			$sat->configurationdir($self->configurationdir());
412	sashby	1.23	$sat->sourcedir($self->sourcedir());
413			$sat->toolboxversion($self->toolboxversion());
414	williamc	1.14	$sat->setup(@_);
415
416			# -- copy across the cache and ObjectStore
417	williamc	1.16	# -- make sure we dont try building new caches in release areas
418	williamc	1.18	my $rcache=$self->cache();
419	williamc	1.16	if ( defined $rcache ) {
420			copy($rcache->location(),$sat->cache()->location());
421			}
422
423			# -- make sure we dont try building new objectstores in release areas
424	williamc	1.18	my $rostore=$self->objectstore();
425	williamc	1.16	if ( defined $rostore ) {
426			copy($rostore->location(),$sat->objectstore()->location());
427			}
428	williamc	1.14
429			# and make sure in reinitialises
430			undef ($sat->{cache});
431
432			# -- link it to this area
433			$sat->linkarea($self);
434	williamc	1.1
435	williamc	1.14	# -- save it
436			$sat->save();
437
438			return $sat;
439	williamc	1.1	}
440
441	williamc	1.14	sub copy {
442	williamc	1.1	my $self=shift;
443	williamc	1.14	my $destination=shift;
444	williamc	1.1
445	williamc	1.14	# copy across the admin dir
446			my $temp=$self->location()."/".$self->{admindir};
447			AddDir::copydir($temp,"$destination/".$self->{admindir});
448	williamc	1.13	}
449
450	williamc	1.14	sub align {
451	williamc	1.13	my $self=shift;
452	williamc	1.14	use File::Copy;
453
454			$self->_LoadEnvFile();
455			my $Envfile=$self->location()."/".$self->{admindir}."/Environment";
456			my $tmpEnvfile=$Envfile.".bak";
457			my $rel=$self->{ENV}{RELEASETOP};
458			my $local=$self->location();
459
460			rename( $Envfile, $tmpEnvfile );
461			use FileHandle;
462			my $fh=FileHandle->new();
463			my $fout=FileHandle->new();
464			open ( $fh, "<".$tmpEnvfile ) or
465			$self->error("Cannot find Environment file. Area Corrupted? ("
466			.$self->location().")\n $!");
467			open ( $fout, ">".$Envfile ) or
468			$self->error("Cannot find Environment file. Area Corrupted? ("
469			.$self->location().")\n $!");
470			while ( <$fh> ) {
471			$_=~s/\Q$rel\L/$local/g;
472			print $fout $_;
473			}
474			undef $fh;
475			undef $fout;
476	williamc	1.1	}
477
478	williamc	1.14	sub copysetup {
479	williamc	1.9	my $self=shift;
480	sashby	1.24	my $dest=shift;
481			my $rv=1;
482			# copy across the admin dir
483			my $temp=$self->location()."/".$self->{admindir}."/".$self->arch();
484			my $temp2=$dest."/".$self->{admindir}."/".$self->arch();
485			if ( $temp ne $temp2 ) {
486			if ( -d $temp ) {
487			AddDir::copydir($temp,$temp2);
488			$rv=0;
489			}
490			}
491			return $rv;
492			}
493
494			sub copywithskip {
495			my $self=shift;
496	williamc	1.14	my $dest=shift;
497	sashby	1.24	my ($filetoskip)=@_;
498	williamc	1.14	my $rv=1;
499			# copy across the admin dir
500			my $temp=$self->location()."/".$self->{admindir}."/".$self->arch();
501			my $temp2=$dest."/".$self->{admindir}."/".$self->arch();
502			if ( $temp ne $temp2 ) {
503			if ( -d $temp ) {
504	sashby	1.24	AddDir::copydirwithskip($temp,$temp2,$filetoskip);
505	williamc	1.14	$rv=0;
506			}
507	williamc	1.9	}
508	williamc	1.14	return $rv;
509	williamc	1.9	}
510
511	williamc	1.14	sub copyenv {
512	williamc	1.9	my $self=shift;
513	williamc	1.14	my $hashref=shift;
514
515			foreach $elem ( keys %{$self->{ENV}} ) {
516			$$hashref{$elem}=$self->{ENV}{$elem};
517	williamc	1.9	}
518			}
519
520	williamc	1.14	sub arch {
521	williamc	1.9	my $self=shift;
522	williamc	1.14	return $ENV{SCRAM_ARCH};
523	williamc	1.9	}
524
525	williamc	1.14	sub linkto {
526	williamc	1.9	my $self=shift;
527	williamc	1.14	my $location=shift;
528	sashby	1.23
529	williamc	1.14	if ( -d $location ) {
530			my $area=Configuration::ConfigArea->new();
531			$area->bootstrapfromlocation($location);
532			$self->linkarea($area);
533			}
534			else {
535			$self->error("ConfigArea : Unable to link to non existing directory ".
536			$location);
537	williamc	1.9	}
538			}
539
540	williamc	1.14	sub unlinkarea {
541	williamc	1.9	my $self=shift;
542	williamc	1.14	undef $self->{linkarea};
543			$self->{linkarea}=undef;
544			$self->save();
545			}
546	williamc	1.9
547	williamc	1.14	sub linkarea {
548	williamc	1.1	my $self=shift;
549	williamc	1.14	my $area=shift;
550			if ( defined $area ) {
551			$self->{linkarea}=$area;
552			}
553			return (defined $self->{linkarea} && $self->{linkarea} ne "")?
554			$self->{linkarea}:undef;
555	williamc	1.1	}
556
557	williamc	1.14	sub save {
558	williamc	1.1	my $self=shift;
559	williamc	1.14	$self->_SaveEnvFile();
560	williamc	1.1	}
561
562	williamc	1.14	# ---- support routines
563	williamc	1.1
564	sashby	1.25	sub _SaveEnvFile
565			{
566			my $self=shift;
567			my $filemode = 0644;
568
569			use FileHandle;
570			my $fh=FileHandle->new();
571			open ( $fh, ">".$self->location()."/".$self->{admindir}."/".
572			"Environment" ) or
573			$self->error("Cannot Open Environment file to Save ("
574			.$self->location().")\n $!");
575	williamc	1.14
576	sashby	1.25	print $fh "SCRAM_PROJECTNAME=".$self->name()."\n";
577			print $fh "SCRAM_PROJECTVERSION=".$self->version()."\n";
578			print $fh "SCRAM_CONFIGDIR=".$self->configurationdir()."\n";
579			print $fh "SCRAM_SOURCEDIR=".$self->sourcedir()."\n";
580			print $fh "SCRAM_ProjReqsDoc=".$self->{reqdoc}."\n";
581			print $fh "SCRAM_TOOLBOXVERSION=".$self->{toolboxversion}."\n";
582	williamc	1.9
583	sashby	1.25	if ( defined $self->linkarea() )
584			{
585			my $area=$self->linkarea()->location();
586			if ( $area ne "" )
587			{
588			print $fh "RELEASETOP=".$area."\n";
589			}
590			}
591
592			undef $fh;
593
594			# Set the default permissions (-rw-r--r--):
595			chmod $filemode, $self->location()."/".$self->{admindir}."/Environment";
596			}
597	williamc	1.1
598	sashby	1.23	sub _LoadEnvFile
599			{
600			my $self=shift;
601	williamc	1.9
602	sashby	1.23	use FileHandle;
603			my $fh=FileHandle->new();
604			open ( $fh, "<".$self->location()."/".$self->{admindir}."/".
605			"Environment" ) or
606			$self->error("Cannot find Environment file. Area Corrupted? ("
607			.$self->location().")\n $!");
608			while ( <$fh> )
609			{
610			chomp;
611			next if /^#/;
612			next if /^\s*$/ ;
613			($name, $value)=split /=/;
614			eval "\$self->{ENV}{${name}}=\"$value\"";
615			}
616			undef $fh;
617	williamc	1.14
618	sashby	1.23	# -- set internal variables appropriately
619			if ( defined $self->{ENV}{"SCRAM_PROJECTNAME"} )
620			{
621			$self->name($self->{ENV}{"SCRAM_PROJECTNAME"});
622			}
623			if ( defined $self->{ENV}{"SCRAM_PROJECTVERSION"} )
624			{
625			$self->version($self->{ENV}{"SCRAM_PROJECTVERSION"});
626			}
627			if ( defined $self->{ENV}{"SCRAM_CONFIGDIR"} )
628			{
629			$self->configurationdir($self->{ENV}{"SCRAM_CONFIGDIR"});
630			}
631			if ( defined $self->{ENV}{"SCRAM_SOURCEDIR"} )
632			{
633			$self->sourcedir($self->{ENV}{"SCRAM_SOURCEDIR"});
634			}
635			if ( defined $self->{ENV}{"SCRAM_ProjReqsDoc"} )
636			{
637			$self->requirementsdoc($self->{ENV}{"SCRAM_ProjReqsDoc"});
638			}
639			if ( defined $self->{ENV}{"SCRAM_TOOLBOXVERSION"} )
640			{
641			$self->toolboxversion($self->{ENV}{"SCRAM_TOOLBOXVERSION"});
642			}
643
644			if ( ( defined $self->{ENV}{"RELEASETOP"} ) &&
645			($self->{ENV}{"RELEASETOP"} ne $self->location()))
646			{
647			$self->linkto($self->{ENV}{"RELEASETOP"});
648			}
649			}