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git://scm.dxcluster.org/scm/spider
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39 lines
1.1 KiB
Perl
39 lines
1.1 KiB
Perl
#
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# connect a cluster station
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#
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my $self = shift;
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my $call = uc shift;
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my $lccall = lc $call;
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return (1, $self->msg('e5')) if $self->priv < 5;
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return (1, $self->msg('e6')) unless $call gt ' ';
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return (1, $self->msg('already', $call)) if DXChannel->get($call);
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return (1, $self->msg('outconn', $call)) if grep {$_->{call} eq $call} @main::outstanding_connects;
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return (1, $self->msg('conscript', $lccall)) unless -e "$main::root/connect/$lccall";
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my $prog = "$main::root/local/client.pl";
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$prog = "$main::root/perl/client.pl" if ! -e $prog;
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my $pid = fork();
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if (defined $pid) {
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if (!$pid) {
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# in child, unset warnings, disable debugging and general clean up from us
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$^W = 0;
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$SIG{HUP} = 'IGNORE';
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eval "{ package DB; sub DB {} }";
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alarm(0);
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DXChannel::closeall();
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Msg::close_server();
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$SIG{CHLD} = $SIG{TERM} = $SIG{INT} = $SIG{__WARN__} = 'DEFAULT';
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exec $prog, $call, 'connect';
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} else {
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sleep(1); # do a coordination
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push @main::outstanding_connects, {call => $call, pid => $pid};
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return(1, $self->msg('constart', $call));
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}
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}
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return (0, $self->msg('confail', $call, $!))
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