}
my $input = shift @ARGV || usage();
-my $nb_hosts = shift @ARGV || usage();
my $size_msg = shift @ARGV || usage();
-my $source = shift || "";
+my $source = shift @ARGV || "";
+my $nb_hosts = shift @ARGV || 0;
my @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);
+if (! $nb_hosts) {
+ $nb_hosts = scalar @host;
+}
+
+
#
# Build the receiver string
-my $receivers; # strings containing sender argument describing all receivers.
+my @receivers; # strings containing sender argument describing all receivers.
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++) {
- $receivers .= " <argument value=\"$host[$it_host]:$it_port\"/>\n";
+ push (@receivers, "$host[$it_host]:$it_port");
$it_host ++;
if ($it_host == scalar @host) {
$it_host=0;
$it_port++;
}
}
-$receivers .= " <argument value=\"$size_msg\"/>\n";
#
# and now, really generate the file. Receiver first.
print "<!DOCTYPE platform_description SYSTEM \"surfxml.dtd\">\n";
print "<platform_description version=\"1\">\n\n";
-# reset iterators
-$it_port=4000;
-$it_host=0;
-
-for (my $i=0; $i<$nb_hosts; $i++) {
- print " <process host=\"".$host[$it_host]."\" function=\"receiver\">\n";
- print " <argument value=\"$it_port\"/><argument value=\"".(length($source)?1:$nb_hosts)."\"/>\n";
- print " </process>\n\n";
-
- $it_host ++;
- if ($it_host == scalar @host) {
- $it_host=0;
- $it_port++;
- }
+for my $r (@receivers) {
+ my ($h, $p) = split(':', $r);
+ print " <process host=\"".$h."\" function=\"receiver\">\n";
+ print " <argument value=\"$p\"/><argument value=\"".(length($source)?1:$nb_hosts)."\"/>\n";
+ print " </process>\n\n";
}
#
# Here come the sender(s)
-# reset iterators
-$it_port=4000;
-$it_host=0;
-
-for (my $i=0; $i<$nb_hosts; $i++) {
- if (!length($source) || $source == $i) {
- print " <process host=\"".$host[$it_host]."\" function=\"sender\">\n";
- print $receivers;
- print " </process>\n";
- }
-
- $it_host ++;
- if ($it_host == scalar @host) {
- $it_host=0;
- $it_port++;
- }
+if(length($source)) {
+ print " <process host=\"".$host[$source % (scalar @host)].
+ "\" function=\"sender\">\n";
+ for my $r (@receivers) {
+ print " <argument value=\"$r\"/>\n";
+ }
+ print " <argument value=\"$size_msg\"/>\n";
+ print " </process>\n";
+} else {
+ my $i = 0;
+ for my $r (@receivers) {
+ my ($h, $p) = split(":", $r);
+ print " <process host=\"".$h."\" function=\"sender\">\n";
+ for (my $j = 0; $j < $nb_hosts; $j++) {
+ my $r2 = $receivers[($i + $j) % ($nb_hosts)];
+ print " <argument value=\"$r2\"/>\n";
+ }
+ print " <argument value=\"$size_msg\"/>\n";
+ print " </process>\n";
+ $i++;
+ }
}
print "</platform_description>\n";