loncom/lonsql - diff

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Diff for /loncom/lonsql between versions 1.3 and 1.10

version 1.3, 2000/07/02 04:01:56	version 1.10, 2001/03/22 19:25:52
Line 1	Line 1
#!/usr/bin/perl	#!/usr/bin/perl
# lonsql-based on the preforker:harsha jagasia:date:5/10/00	# lonsql-based on the preforker:harsha jagasia:date:5/10/00
	# 7/25 Gerd Kortemeyer
	# many different dates Scott Harrison
	# 03/22/2001 Scott Harrison
use IO::Socket;	use IO::Socket;
use Symbol;	use Symbol;
use POSIX;	use POSIX;
Line 11 use Fcntl;	Line 13 use Fcntl;
use Tie::RefHash;	use Tie::RefHash;
use DBI;	use DBI;

	my @metalist;
	# ----------------- Code to enable 'find' subroutine listing of the .meta files
	require "find.pl";
	sub wanted {
	(($dev,$ino,$mode,$nlink,$uid,$gid) = lstat($_)) &&
	-f _ &&
	/^.*\.meta$/ &&
	push(@metalist,"$dir/$_");
	}


$childmaxattempts=10;	$childmaxattempts=10;
$run =0;#running counter to generate the query-id	$run =0;#running counter to generate the query-id
Line 27 while ($configline=<CONFIG>) {	Line 39 while ($configline=<CONFIG>) {
}	}
close(CONFIG);	close(CONFIG);

	# --------------------------------------------- Check if other instance running

	my $pidfile="$perlvar{'lonDaemons'}/logs/lonsql.pid";

	if (-e $pidfile) {
	my $lfh=IO::File->new("$pidfile");
	my $pide=<$lfh>;
	chomp($pide);
	if (kill 0 => $pide) { die "already running"; }
	}

# ------------------------------------------------------------- Read hosts file	# ------------------------------------------------------------- Read hosts file
$PREFORK=4; # number of children to maintain, at least four spare	$PREFORK=4; # number of children to maintain, at least four spare

Line 168 sub make_new_child {	Line 191 sub make_new_child {
#open database handle	#open database handle
# making dbh global to avoid garbage collector	# making dbh global to avoid garbage collector
unless (	unless (
$dbh = DBI->connect("DBI:mysql:loncapa","www","newmysql",{ RaiseError =>0,PrintError=>0})	$dbh = DBI->connect("DBI:mysql:loncapa","www","123",{ RaiseError =>0,PrintError=>0})
) {	) {
my $st=120+int(rand(240));	my $st=120+int(rand(240));
&logthis("<font color=blue>WARNING: Couldn't connect to database ($st secs): $@</font>");	&logthis("<font color=blue>WARNING: Couldn't connect to database ($st secs): $@</font>");
Line 189 sub make_new_child {	Line 212 sub make_new_child {
my $userinput = <$client>;	my $userinput = <$client>;
chomp($userinput);	chomp($userinput);

my ($conserver,$querytmp)=split(/&/,$userinput);	my ($conserver,$querytmp,$customtmp)=split(/&/,$userinput);
my $query=unescape($querytmp);	my $query=unescape($querytmp);
	my $custom=unescape($customtmp);

#send query id which is pid_unixdatetime_runningcounter	#send query id which is pid_unixdatetime_runningcounter
$queryid = $thisserver;	$queryid = $thisserver;
Line 212 sub make_new_child {	Line 236 sub make_new_child {
my @r2; map {my $a=$_; my @b=map {escape($_)} @$a; push @r2,join(",", @b)} (@$r1);	my @r2; map {my $a=$_; my @b=map {escape($_)} @$a; push @r2,join(",", @b)} (@$r1);
$result=join("&",@r2) . "\n";	$result=join("&",@r2) . "\n";
}	}

	# do custom metadata searching here and build into result
	if ($custom) {
	&logthis("am going to do custom query for $custom");
	@metalist=(); pop @metalist;
	&find("$perlvar{'lonDocRoot'}/res");
	&logthis("FILELIST:" . join(":::",@metalist));
	# if file is indicated in sql database and
	# not part of sql-relevant query, do not pattern match.
	# if file is not in sql database, output error.
	# if file is indicated in sql database and is
	# part of query result list, then do the pattern match.
	}
	# reply with result
&reply("queryreply:$queryid:$result",$conserver);	&reply("queryreply:$queryid:$result",$conserver);

}	}

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Removed from v.1.3
changed lines
	Added in v.1.10