First draft, doesn't work for now but I can barely keep the eyes open

git-svn-id: svn+ssh://scm.gforge.inria.fr/svn/simgrid/simgrid/trunk@2413 48e7efb5-ca39-0410-a469-dd3cf9ba447f

diff --git a/examples/gras/pmm/make_deployment.pl b/examples/gras/pmm/make_deployment.pl
new file mode 100755 (executable)
index 0000000..3e5f4c4
--- /dev/null
+++ b/examples/gras/pmm/make_deployment.pl
@@ -0,0 +1,79 @@
+#! /usr/bin/perl
+
+use strict;
+
+sub usage {
+    print STDERR <<EOH
+Usage: make_deployment.pl platform_file.xml nb_host 
+  
+This script generates a deployment file for the PMM program. It takes 
+a SimGrid platform file as first argument and the number of wanted peers as 
+second argument. If the amount of peers exceeds the amount of available 
+hosts in the deployment file, several peers will be placed on the same host.
+      
+EOH
+      ;
+    die "\n";
+}
+
+my $input    = shift @ARGV || usage();
+my $nb_hosts = shift @ARGV || usage();
+my $source   = shift || "";
+
+my @host;
+
+open IN,$input || die "Cannot open $input: $!\n";
+
+while (<IN>) {
+  next unless /<cpu name="([^"]*)"/; # "
+  
+  push @host, $1;
+}
+
+# map { print "$_\n" } @host;
+
+die "No host found in $input. Is it really a SimGrid platform file?\nCheck that you didn't pass a deployment file, for example.\n"
+  unless (scalar @host);
+
+
+#
+# generate the file. Master first (quite logical, indeed)
+
+print "<?xml version='1.0'?>\n";
+print "<!DOCTYPE platform_description SYSTEM \"surfxml.dtd\">\n";
+print "<platform_description version=\"1\">\n\n";
+print "  <!-- The master, arguments :: all others nodes -->\n";
+print "  <process host=\"$host[0]\" function=\"master\">\n";
+
+# put the slaves as argument of the master
+
+my $it_host=0;    # iterator
+my $it_port=4000; # iterator, in case we have so much processes to add that we must change it
+for (my $i=0; $i<$nb_hosts; $i++) {
+  print "    <argument value=\"$host[$it_host]:$it_port\"/>\n";
+  $it_host ++;
+  if ($it_host == scalar @host) {
+    $it_host=0;
+    $it_port++;
+  }
+}
+print "  </process>\n";
+
+# Start the slaves also
+# reset iterators
+$it_port=4000;
+$it_host=0;
+
+for (my $i=0; $i<$nb_hosts; $i++) {
+  print "  <process host=\"".$host[$it_host]."\" function=\"slave\"><argument value=\"$it_port\"/></process>\n";
+    
+  $it_host ++;
+  if ($it_host == scalar @host) {
+    $it_host=0;
+    $it_port++;
+  }
+}
+
+
+print "</platform_description>\n";
+