-# $Id: IRSpy.pm,v 1.80 2007-03-30 09:50:55 mike Exp $
+# $Id: IRSpy.pm,v 1.90 2008-07-16 11:42:13 mike Exp $
package ZOOM::IRSpy;
use ZOOM::IRSpy::Node;
use ZOOM::IRSpy::Connection;
use ZOOM::IRSpy::Stats;
-use ZOOM::IRSpy::Utils qw(cql_target render_record irspy_xpath_context);
+use ZOOM::IRSpy::Utils qw(cql_target render_record
+ irspy_xpath_context irspy_make_identifier
+ irspy_record2identifier);
our @ISA = qw();
-our $VERSION = '0.02';
+our $VERSION = '1.02';
our $irspy_to_zeerex_xsl = dirname(__FILE__) . '/../../xsl/irspy2zeerex.xsl';
+our $debug = 0;
+our $xslt_max_depth = 250;
# Enumeration for callback functions to return
use ZOOM::IRSpy;
$spy = new ZOOM::IRSpy("target/string/for/irspy/database");
$spy->targets(@targets);
- $spy->initialise();
- $res = $spy->check("Main");
+ $spy->initialise("Main");
+ $res = $spy->check();
=head1 DESCRIPTION
my $class = shift();
my($dbname, $user, $password, $activeSetSize) = @_;
+
my @options;
push @options, (user => $user, password => $password)
if defined $user;
my $xslt = new XML::LibXSLT;
+ # raise the maximum number of nested template calls and variables/params (default 250)
+ warn "raise the maximum number of nested template calls: $xslt_max_depth\n" if $debug;
+ $xslt->max_depth($xslt_max_depth);
+
$xslt->register_function($ZOOM::IRSpy::Utils::IRSPY_NS, 'strcmp',
\&ZOOM::IRSpy::Utils::xslt_strcmp);
my $libxml = new XML::LibXML;
+ warn "use irspy_to_zeerex_xsl xslt sheet: $irspy_to_zeerex_xsl\n" if $debug;
my $xsl_doc = $libxml->parse_file($irspy_to_zeerex_xsl);
my $irspy_to_zeerex_style = $xslt->parse_stylesheet($xsl_doc);
my $this = bless {
conn => $conn,
query => "cql.allRecords=1", # unless overridden
+ modn => undef, # Filled in by restrict_modulo()
+ modi => undef, # Filled in by restrict_modulo()
targets => undef, # Filled in later if targets() is
# called; used only to keep state from
# targets() until initialise() is
queue => undef, # Filled in by initialise()
libxml => $libxml,
irspy_to_zeerex_style => $irspy_to_zeerex_style,
+ test => undef, # Filled in by initialise()
+ timeout => undef, # Filled in by initialise()
tests => undef, # Tree of tests to be executed
activeSetSize => defined $activeSetSize ? $activeSetSize : 10,
}, $class;
join(", ", map { "'$_'" } @targets));
my @qlist;
foreach my $target (@targets) {
- my($host, $port, $db, $newtarget) = _parse_target_string($target);
+ my($protocol, $host, $port, $db, $newtarget) =
+ _parse_target_string($target);
if ($newtarget ne $target) {
$this->log("irspy_debug", "rewriting '$target' to '$newtarget'");
$target = $newtarget; # This is written through the ref
}
- push @qlist, cql_target($host, $port, $db);
+ push @qlist, cql_target($protocol, $host, $port, $db);
}
$this->{targets} = \@targets;
sub _parse_target_string {
my($target) = @_;
- my($host, $port, $db) = ($target =~ /(.*?):(.*?)\/(.*)/);
+ my($protocol, $host, $port, $db) = ($target =~ /(.*?):(.*?):(.*?)\/(.*)/);
if (!defined $host) {
$port = 210;
- ($host, $db) = ($target =~ /(.*?)\/(.*)/);
- $target = "$host:$port/$db";
+ ($protocol, $host, $db) = ($target =~ /(.*?):(.*?)\/(.*)/);
+ $target = irspy_make_identifier($protocol, $host, $port, $db);
}
die "$0: invalid target string '$target'"
if !defined $host;
- return ($host, $port, $db, $target);
+ return ($protocol, $host, $port, $db, $target);
+}
+
+
+sub restrict_modulo {
+ my $this = shift();
+ my($n, $i) = @_;
+
+ $this->{modn} = $n;
+ $this->{modi} = $i;
}
#
sub initialise {
my $this = shift();
+ my($tname) = @_;
+
+ $tname = "Main" if !defined $tname;
+ $this->{test} = $tname;
+ $this->{tree} = $this->_gather_tests($tname)
+ or die "No tests defined for '$tname'";
+ $this->{tree}->resolve();
+ #$this->{tree}->print(0);
+
+ $this->{timeout} = "ZOOM::IRSpy::Test::$tname"->timeout();
my @targets;
my $targets = $this->{targets};
my $n = $this->{activeSetSize};
$n = @targets if $n == 0 || $n > @targets;
- my @connections;
- foreach my $i (1..$n) {
- push @connections, create ZOOM::IRSpy::Connection($this,
- shift @targets,
- async => 1);
+ $this->{queue} = \@targets;
+ $this->{connections} = [];
+ while (@{ $this->{connections} } < $n) {
+ my $conn = $this->_next_connection();
+ last if !defined $conn;
+ push @{ $this->{connections} }, $conn;
}
+}
- $this->{connections} = \@connections;
- $this->{queue} = \@targets;
+
+sub _next_connection {
+ my $this = shift();
+
+ my $target;
+ my $n = $this->{modn};
+ my $i = $this->{modi};
+ if (!defined $n) {
+ $target = shift @{ $this->{queue} };
+ return undef if !defined $target;
+ } else {
+ while (1) {
+ $target = shift @{ $this->{queue} };
+ return undef if !defined $target;
+ my $h = _hash($target);
+ my $hmodn = $h % $n;
+ last if $hmodn == $i;
+ #$this->log("irspy", "'$target' hash $h % $n = $hmodn != $i");
+ }
+ }
+
+ die "oops -- target is undefined" if !defined $target;
+ return create ZOOM::IRSpy::Connection($this, $target, async => 1,
+ timeout => $this->{timeout});
+}
+
+
+sub _hash {
+ my($target) = @_;
+
+ my $n = 0;
+ foreach my $s (split //, $target) {
+ $n += ord($s);
+ }
+
+ return $n;
}
# This is the expression in the ID-making stylesheet
# ../../zebra/zeerex2id.xsl
my $xc = irspy_xpath_context($rec);
- my $id = $xc->find("concat(e:serverInfo/e:host, ':',
- e:serverInfo/e:port, '/',
- e:serverInfo/e:database)");
+ my $id = irspy_record2identifier($xc);
if (defined $oldid && $id ne $oldid) {
- # Delete old record;
warn "IDs differ (old='$oldid' new='$id')";
- my $p = $conn->package();
- $p->option(action => "recordDelete");
- $p->option(recordIdOpaque => $oldid);
- $p->option(record => "<dummy/>"); # Work around Zebra bug
- $p->send("update");
- $p->destroy();
+ _delete_record($conn, $oldid);
}
$p = $conn->package();
}
+sub _delete_record {
+ my($conn, $id) = @_;
+
+ # We can't delete records using recordIdOpaque, since character
+ # sets are handled differently here in extended services from how
+ # they are used in the Alvis filter's record-parsing, and so
+ # non-ASCII characters come out differently in the two contexts.
+ # Instead, we must send a record whose contents indicate the ID of
+ # that which we wish to delete. There are two ways, both
+ # unsatisfactory: we could either fetch the actual record them
+ # resubmit it in the deletion request (which wastes a search and a
+ # fetch) or we could build a record by hand from the parsed-out
+ # components (which is error-prone and which I am not 100% certain
+ # will work since the other contents of the record will be
+ # different). The former evil seems to be the lesser.
+
+ warn "$conn deleting record '$id'";
+
+ my $rs = $conn->search(new ZOOM::Query::CQL(cql_target($id)));
+ die "no such ID '$id'" if $rs->size() == 0;
+ my $rec = $rs->record(0);
+ my $xml = $rec->render();
+
+ my $p = $conn->package();
+ $p->option(action => "recordDelete");
+ $p->option(record => $xml);
+ $p->send("update");
+ $p->destroy();
+
+ $p = $conn->package();
+ $p->send("commit");
+ $p->destroy();
+}
+
+
# The approach: gather declarative information about test hierarchy,
# then go into a loop. In the loop, we ensure that each connection is
# running a test, and within that test a task, until its list of tests
#
sub check {
my $this = shift();
- my($tname) = @_;
- $tname = "Main" if !defined $tname;
- $this->{tree} = $this->_gather_tests($tname)
- or die "No tests defined for '$tname'";
- $this->{tree}->resolve();
- #$this->{tree}->print(0);
- my $nskipped = 0;
+ my $topname = $this->{tree}->name();
+ my $timeout = $this->{timeout};
+ $this->log("irspy", "beginnning with test '$topname' (timeout $timeout)");
+ my $nskipped = 0;
my @conn = @{ $this->{connections} };
my $nruns = 0;
$conn->log("irspy", "has no more tests: removing");
$this->_rewrite_record($conn);
$conn->option(rewrote_record => 1);
- if (@{ $this->{queue} } == 0) {
- # Do not destroy: we need this for later sanity checks
+ my $newconn = $this->_next_connection();
+ if (!defined $newconn) {
+ # Do not destroy: needed for later sanity checks
splice @conn, $i0, 1;
} else {
$conn->destroy();
- $conn[$i0] = create
- ZOOM::IRSpy::Connection($this,
- shift @{ $this->{queue} }, async => 1);
+ $conn[$i0] = $newconn;
$conn[$i0]->option(current_test_address => "");
$conn[$i0]->log("irspy", "entering active pool - ",
scalar(@{ $this->{queue} }),
eval {
require $fullName;
- $this->log("irspy", "successfully required '$fullName'");
}; if ($@) {
$this->log("irspy", "couldn't require '$fullName': $@");
$this->log("warn", "can't load test '$tname': skipping",
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