don't die on md5sum without filename

[cloudstore.git] / gearman-top.pl

diff --git a/gearman-top.pl b/gearman-top.pl
index 611e976..9670670 100755 (executable)
--- a/gearman-top.pl
+++ b/gearman-top.pl
@@ -13,20 +13,42 @@ my $sock = IO::Socket::INET->new(
 
 print "\e[2J"; # Erase Screen
 
+my $t = time();
+my $max;
+my $erase_screen = 1;
+my $last_content = '?';
+
 while(1) {
+       my $uptime = time() - $t;
+       if ( $erase_screen ) {
+               print "\e[2J";
+               $erase_screen = 0;
+       }
        print "\e[0;0H"; # Cursor Home
-       print "Gearman " . localtime(time()) . "\n";
-       printf "   q   r   w  function\n";
+       print "Gearman " . localtime(time()) . "\t\e[34mmax update: $uptime\e[0m\n"; 
+       printf "\e[4mqueued  running  wrk function\e[0m\n";
 
        print $sock "STATUS\n";
 
+       my $content;
+
        while ( my $line = <$sock> ) {
                chomp $line;
 #              warn "# [$line]\n";
                last if $line eq '.';
                next if $line =~ m/\t0$/; # ignore functions which don't have active workers
                my ( $name, $queued, $running, $workers ) = split(/\t/,$line,4);
-               printf "%4d%4d%4d  %s\n", $queued, $running, $workers, $name;
+               $max->{$name}->{$_} ||= 0 foreach qw(queued running);
+               $max->{$name}->{queued}  = $queued  if $queued > $max->{$name}->{queued};
+               $max->{$name}->{running} = $running if $running > $max->{$name}->{running};
+               my $line = sprintf "%3d \e[34m%-3d\e[0m %3d \e[34m%-3d\e[0m %3d  %s"
+                       , $queued,  $max->{$name}->{queued}
+                       , $running, $max->{$name}->{running}
+                       , $workers
+                       , $name
+               ;
+               print "$line\n";
+               $content .= $line;
        }
 
 =for workers
@@ -39,5 +61,10 @@ while(1) {
        }
 =cut
 
+       if ( $content ne $last_content ) {
+               $erase_screen = 1;
+               $last_content = $content;
+       }
+
        sleep 1;
 }