use strict;
-use vars qw{@crontab $mtime $lasttime};
+use vars qw{@crontab $mtime $lasttime $lastmin};
@crontab = ();
$mtime = 0;
$lasttime = 0;
+$lastmin = 0;
my $fn = "$main::cmd/crontab";
# cron initialisation / reading in cronjobs
sub init
{
- my $t;
-
- if (-e $localfn) {
- if (-e $localfn && ($t = -M $localfn) != $mtime) {
+ if ((-e $localfn && -M $localfn < $mtime) || (-e $fn && -M $fn < $mtime) || $mtime == 0) {
+ my $t;
+
+ @crontab = ();
+
+ # first read in the standard one
+ if (-e $fn) {
+ $t = -M $fn;
+
+ cread($fn);
+ $mtime = $t if !$mtime || $t <= $mtime;
+ }
+
+ # then read in any local ones
+ if (-e $localfn) {
+ $t = -M $localfn;
+
cread($localfn);
- $mtime = $t;
+ $mtime = $t if $t <= $mtime;
}
- return;
- }
- if (($t = -M $fn) != $mtime) {
- cread($fn);
- $mtime = $t;
}
}
my $fh = new FileHandle;
my $line = 0;
- dbg('cron', "reading $fn\n");
- open($fh, $fn) or confess("can't open $fn $!");
- @crontab = (); # clear out the old stuff
+ dbg('cron', "cron: reading $fn\n");
+ open($fh, $fn) or confess("cron: can't open $fn $!");
while (<$fh>) {
$line++;
-
+ chomp;
next if /^\s*#/o or /^\s*$/o;
- my ($min, $hour, $mday, $month, $wday, $cmd) = /^\s*(\w+)\s+(\w+)\s+(\w+)\s+(\w+)\s+(\w+)\s+(.+)$/o;
+ my ($min, $hour, $mday, $month, $wday, $cmd) = /^\s*(\S+)\s+(\S+)\s+(\S+)\s+(\S+)\s+(\S+)\s+(.+)$/o;
next if !$min;
my $ref = bless {};
my $err;
if (!$err) {
$ref->{cmd} = $cmd;
push @crontab, $ref;
- dbg('cron', "adding $_\n");
+ dbg('cron', "cron: adding $_\n");
} else {
- dbg('cron', "error on line $line '$_'\n");
+ dbg('cron', "cron: error on line $line '$_'\n");
}
}
close($fh);
push @req, 0 + $_;
}
}
+ $ref->{$sort} = \@req;
+
return 0;
}
sub process
{
my $now = $main::systime;
+ return if $now-$lasttime < 1;
- if ($now - $lasttime >= 60) {
- my ($sec, $min, $hour, $mday, $mon, $wday) = (gmtime($main::systime))[0-4,6];
+ my ($sec, $min, $hour, $mday, $mon, $wday) = (gmtime($now))[0,1,2,3,4,6];
+
+ # are we at a minute boundary?
+ if ($min != $lastmin) {
- $lasttime = $now;
+ # read in any changes if the modification time has changed
+ init();
+
+ $mon += 1; # months otherwise go 0-11
+ my $cron;
+ foreach $cron (@crontab) {
+ if ((!$cron->{min} || grep $_ eq $min, @{$cron->{min}}) &&
+ (!$cron->{hour} || grep $_ eq $hour, @{$cron->{hour}}) &&
+ (!$cron->{mday} || grep $_ eq $mday, @{$cron->{mday}}) &&
+ (!$cron->{mon} || grep $_ eq $mon, @{$cron->{mon}}) &&
+ (!$cron->{wday} || grep $_ eq $wday, @{$cron->{wday}}) ){
+
+ if ($cron->{cmd}) {
+ dbg('cron', "cron: $min $hour $mday $mon $wday -> doing '$cron->{cmd}'");
+ eval "$cron->{cmd}";
+ dbg('cron', "cron: cmd error $@") if $@;
+ }
+ }
+ }
}
+
+ # remember when we are now
+ $lasttime = $now;
+ $lastmin = $min;
}
+#
+# these are simple stub functions to make connecting easy in DXCron contexts
+#
+
+# is it locally connected?
+sub connected
+{
+ my $call = uc shift;
+ return DXChannel->get($call);
+}
+
+# is it remotely connected anywhere (with exact callsign)?
+sub present
+{
+ my $call = uc shift;
+ return DXCluster->get_exact($call);
+}
+
+# is it remotely connected anywhere (ignoring SSIDS)?
+sub presentish
+{
+ my $call = uc shift;
+ return DXCluster->get($call);
+}
+
+# is it remotely connected anywhere (with exact callsign) and on node?
+sub present_on
+{
+ my $call = uc shift;
+ my $node = uc shift;
+ my $ref = DXCluster->get_exact($call);
+ return ($ref && $ref->mynode) ? $ref->mynode->call eq $node : undef;
+}
+
+# is it remotely connected anywhere (ignoring SSIDS) and on node?
+sub presentish_on
+{
+ my $call = uc shift;
+ my $node = uc shift;
+ my $ref = DXCluster->get($call);
+ return ($ref && $ref->mynode) ? $ref->mynode->call eq $node : undef;
+}
+
+# last time this thing was connected
+sub last_connect
+{
+ my $call = uc shift;
+ return $main::systime if DXChannel->get($call);
+ my $user = DXUser->get($call);
+ return $user ? $user->lastin : 0;
+}
+
+# disconnect a locally connected thing
+sub disconnect
+{
+ my $call = uc shift;
+ my $dxchan = DXChannel->get($call);
+ if ($dxchan) {
+ if ($dxchan->is_ak1a) {
+ $dxchan->send_now("D", DXProt::pc39($main::mycall, "$main::mycall DXCron"));
+ } else {
+ $dxchan->send_now('D', "");
+ }
+ $dxchan->disconnect;
+ }
+}
+
+# start a connect process off
+sub start_connect
+{
+ my $call = uc shift;
+ my $lccall = lc $call;
+
+ my $prog = "$main::root/local/client.pl";
+ $prog = "$main::root/perl/client.pl" if ! -e $prog;
+
+ my $pid = fork();
+ if (defined $pid) {
+ if (!$pid) {
+ # in child, unset warnings, disable debugging and general clean up from us
+ $^W = 0;
+ eval "{ package DB; sub DB {} }";
+ $SIG{HUP} = 'IGNORE';
+ alarm(0);
+ DXChannel::closeall();
+ $SIG{CHLD} = $SIG{TERM} = $SIG{INT} = $SIG{__WARN__} = 'DEFAULT';
+ exec $prog, $call, 'connect' or dbg('cron', "exec '$prog' failed $!");
+ }
+ dbg('cron', "connect to $call started");
+ } else {
+ dbg('cron', "can't fork for $prog $!");
+ }
+
+ # coordinate
+ sleep(1);
+}
+
+# spawn any old job off
+sub spawn
+{
+ my $line = shift;
+
+ my $pid = fork();
+ if (defined $pid) {
+ if (!$pid) {
+ # in child, unset warnings, disable debugging and general clean up from us
+ $^W = 0;
+ eval "{ package DB; sub DB {} }";
+ $SIG{HUP} = 'IGNORE';
+ alarm(0);
+ DXChannel::closeall();
+ $SIG{CHLD} = $SIG{TERM} = $SIG{INT} = $SIG{__WARN__} = 'DEFAULT';
+ exec "$line" or dbg('cron', "exec '$line' failed $!");
+ }
+ dbg('cron', "spawn of $line started");
+ } else {
+ dbg('cron', "can't fork for $line $!");
+ }
+
+ # coordinate
+ sleep(1);
+}
+
+# do an rcmd to another cluster from the crontab
+sub rcmd
+{
+ my $call = uc shift;
+ my $line = shift;
+
+ # can we see it? Is it a node?
+ my $noderef = DXCluster->get_exact($call);
+ return if !$noderef || !$noderef->pcversion;
+
+ # send it
+ DXProt::addrcmd($main::mycall, $call, $line);
+}
1;
__END__