0c8b69237d
or the sysadm will get zillions of mails ;-) Signed-off-by: Chris Cormack <crc@liblime.com> Signed-off-by: Joshua Ferraro <jmf@liblime.com>
170 lines
7 KiB
Perl
Executable file
170 lines
7 KiB
Perl
Executable file
#!/usr/bin/perl
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# script that starts the zebraquee
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# Written by TG on 01/08/2006
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use strict;
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use C4::Context;
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use C4::Biblio;
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use C4::Search;
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use C4::AuthoritiesMarc;
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use XML::Simple;
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use utf8;
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### ZEBRA SERVER UPDATER
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##Uses its own database handle
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my $dbh=C4::Context->dbh;
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my $readsth=$dbh->prepare("SELECT id,biblio_auth_number,operation,server FROM zebraqueue WHERE done=0
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ORDER BY id DESC"); # NOTE - going in reverse order to catch deletes that
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# occur after a string of updates (e.g., user deletes
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# the items attached to a bib, then the items.
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# Having a specialUpdate occur after a recordDelete
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# should not occur.
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#my $delsth=$dbh->prepare("delete from zebraqueue where id =?");
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#AGAIN:
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#my $wait=C4::Context->preference('zebrawait') || 120;
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my $verbose = 0;
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print "starting with verbose=$verbose\n" if $verbose;
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my ($id,$biblionumber,$operation,$server,$marcxml);
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$readsth->execute;
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while (($id,$biblionumber,$operation,$server)=$readsth->fetchrow){
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print "read in queue : $id : biblio $biblionumber for $operation on $server\n" if $verbose;
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my $ok;
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eval{
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# if the operation is a deletion, zebra requires that we give it the xml.
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# as it is no more in the SQL db, retrieve it from zebra itself.
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# may sound silly, but that's the way zebra works ;-)
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if ($operation =~ /delete/i) { # NOTE depending on version, delete operation
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# was coded 'delete_record' or 'recordDelete'.
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# 'recordDelete' is the preferred one, as that's
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# what the ZOOM API wants.
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# 1st read the record in zebra
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my $Zconn=C4::Context->Zconn($server, 0, 1,'','xml');
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my $query = $Zconn->search_pqf( '@attr 1=Local-Number '.$biblionumber);
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# then, delete the record
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$ok=zebrado($query->record(0)->render(),$operation,$server,$biblionumber);
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# if it's an add or a modif
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} else {
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# get the XML
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if ($server eq "biblioserver") {
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my $marc = GetMarcBiblio($biblionumber);
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$marcxml = $marc->as_xml_record() if $marc;
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} elsif ($server eq "authorityserver") {
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$marcxml =C4::AuthoritiesMarc::GetAuthorityXML($biblionumber);
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}
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if ($verbose) {
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if ($marcxml) {
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print "XML read : $marcxml\n" if $verbose >1;
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} else {
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# workaround for zebra bug needing a XML even for deletion
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$marcxml= "<dummy/>";
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print "unable to read MARCxml\n" if $verbose;
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}
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}
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# check it's XML, just in case
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eval {
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my $hashed=XMLin($marcxml);
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}; ### is it a proper xml? broken xml may crash ZEBRA- slow but safe
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## it's Broken XML-- Should not reach here-- but if it does -lets protect ZEBRA
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if ($@){
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warn $@;
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my $delsth=$dbh->prepare("UPDATE zebraqueue SET done=1 WHERE id =?");
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$delsth->execute($id);
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next;
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}
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# ok, we have everything, do the operation in zebra !
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$ok=zebrado($marcxml,$operation,$server);
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}
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};
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print "ZEBRAopserver returned : $ok \n" if $verbose;
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if ($ok ==1) {
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$dbh=C4::Context->dbh;
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my $delsth;
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# if it's a deletion, we can delete every request on this biblio : in case the user
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# did a modif (or item deletion) just before biblio deletion, there are some specialUpdage
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# that are pending and can't succeed, as we don't have the XML anymore
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# so, delete everything for this biblionumber
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my $reset_readsth = 0;
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if ($operation eq 'recordDelete') {
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print "deleting biblio deletion $biblionumber\n" if $verbose;
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$delsth =$dbh->prepare("UPDATE zebraqueue SET done=1 WHERE biblio_auth_number =?");
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$delsth->execute($biblionumber);
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$reset_readsth = 1 if $delsth->rows() > 0;
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# if it's not a deletion, delete every pending specialUpdate for this biblionumber
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# in case the user add biblio, then X items, before this script runs
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# this avoid indexing X+1 times where just 1 is enough.
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} else {
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print "deleting special date for $biblionumber\n" if $verbose;
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$delsth =$dbh->prepare("UPDATE zebraqueue SET done=1 WHERE biblio_auth_number =? and operation='specialUpdate'");
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$delsth->execute($biblionumber);
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$reset_readsth = 1 if $delsth->rows() > 0;
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}
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if ($reset_readsth) {
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# if we can ignore rows in zebraqueue because we've already
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# touched a record, reset the query.
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$readsth->finish();
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$readsth->execute();
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}
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}
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}
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sub zebrado {
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###Accepts a $server variable thus we can use it to update biblios, authorities or other zebra dbs
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my ($record,$op,$server,$biblionumber)=@_;
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my @port;
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my $tried=0;
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my $recon=0;
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my $reconnect=0;
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# $record=Encode::encode("UTF-8",$record);
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my $shadow=$server."shadow";
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$op = 'recordDelete' if $op eq 'delete_record';
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reconnect:
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my $Zconn=C4::Context->Zconn($server, 0, 1);
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if ($record){
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print "updating $op on $biblionumber for server $server\n $record\n" if $verbose;
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my $Zpackage = $Zconn->package();
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$Zpackage->option(action => $op);
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$Zpackage->option(record => $record);
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# $Zpackage->option(recordIdOpaque => $biblionumber) if $biblionumber;
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retry:
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$Zpackage->send("update");
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my($error, $errmsg, $addinfo, $diagset) = $Zconn->error_x();
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if ($error==10007 && $tried<3) {## timeout --another 30 looonng seconds for this update
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print "error 10007\n" if $verbose;
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sleep 1; ## wait a sec!
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$tried=$tried+1;
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goto "retry";
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}elsif ($error==2 && $tried<2) {## timeout --temporary zebra error !whatever that means
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print "error 2\n" if $verbose;
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sleep 2; ## wait two seconds!
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$tried=$tried+1;
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goto "retry";
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}elsif($error==10004 && $recon==0){##Lost connection -reconnect
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print "error 10004\n" if $verbose;
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sleep 1; ## wait a sec!
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$recon=1;
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$Zpackage->destroy();
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$Zconn->destroy();
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goto "reconnect";
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}elsif ($error){
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# warn "Error-$server $op /errcode:, $error, /MSG:,$errmsg,$addinfo \n";
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print "error $error\n" if $verbose;
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$Zpackage->destroy();
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$Zconn->destroy();
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return 0;
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}
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$Zpackage->send('commit');
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# $Zpackage->destroy();
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# $Zconn->destroy();
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return 1;
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}
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return 0;
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}
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