# try to create and lock a lockfile (this isn't atomic but
# should do for now
- $lockfn = "$root/perl/cluster.lock"; # lock file name
+ my $lockfn = "$root/perl/cluster.lock"; # lock file name
if (-e $lockfn) {
open(CLLOCK, "$lockfn") or die "Can't open Lockfile ($lockfn) $!";
my $pid = <CLLOCK>;
close CLLOCK;
}
+
use Msg;
use DXVars;
use DXDebug;
use Data::Dumper;
use Fcntl ':flock';
+use POSIX ":sys_wait_h";
use Local;
package main;
+#use strict;
+#use vars qw(@inqueue $systime $version $starttime $lockfn @outstanding_connects $zombies $root
+# $lang $myalias @debug $userfn $clusteraddr $clusterport $mycall $decease );
+
@inqueue = (); # the main input queue, an array of hashes
$systime = 0; # the time now (in seconds)
$version = "1.45"; # the version no of the software
# the reaper of children
sub reap
{
- $SIG{'CHLD'} = \&reap;
- my $cpid = wait;
- @outstanding_connects = grep {$_->{pid} != $cpid} @outstanding_connects;
+ my $cpid;
+ while (($cpid = waitpid(-1, WNOHANG)) > 0) {
+ dbg('reap', "cpid: $cpid");
+ @outstanding_connects = grep {$_->{pid} != $cpid} @outstanding_connects;
+ $zombies-- if $zombies > 0;
+ }
+ dbg('reap', "cpid: $cpid");
}
# this is where the input queue is dealt with and things are dispatched off to other parts of
#############################################################
$starttime = $systime = time;
+$lang = 'en' unless $lang;
# open the debug file, set various FHs to be unbuffered
dbginit();
$SIG{INT} = \&cease;
$SIG{TERM} = \&cease;
$SIG{HUP} = 'IGNORE';
-$SIG{CHLD} = \&reap;
+$SIG{CHLD} = sub { $zombies++ };
$SIG{PIPE} = sub { dbg('err', "Broken PIPE signal received"); };
$SIG{IO} = sub { dbg('err', "SIGIO received"); };
dbg('err', "reading in duplicate spot and WWV info ...");
DXProt->init();
-
# put in a DXCluster node for us here so we can add users and take them away
DXNode->new($DXProt::me, $mycall, 0, 1, $DXProt::myprot_version);
#open(DB::OUT, "|tee /tmp/aa");
for (;;) {
- my $timenow;
# $DB::trace = 1;
Msg->event_loop(1, 0.1);
- $timenow = time;
+ my $timenow = time;
process_inqueue(); # read in lines from the input queue and despatch them
# $DB::trace = 0;
# do timed stuff, ongoing processing happens one a second
if ($timenow != $systime) {
+ reap if $zombies;
$systime = $timenow;
- $cldate = &cldate();
- $ztime = &ztime();
DXCron::process(); # do cron jobs
DXCommandmode::process(); # process ongoing command mode stuff
DXProt::process(); # process ongoing ak1a pcxx stuff