--- /dev/null
+#
+# Job Provenance queries wrapper (Primary and Index queries)
+#
+# $debug - trace calls
+# $err - error status from last query
+#
+
+package pch;
+
+use strict;
+use warnings;
+use XML::Twig;
+use Data::Dumper;
+
+our $lbattr='http://egee.cesnet.cz/en/Schema/LB/Attributes';
+our $jpsys='http://egee.cesnet.cz/en/Schema/JP/System';
+our $jpwf='http://egee.cesnet.cz/en/Schema/JP/Workflow';
+our $jplbtag='http://egee.cesnet.cz/en/WSDL/jp-lbtag';
+
+our @view_attributes=("$pch::jplbtag:IPAW_STAGE", "$pch::jplbtag:IPAW_PROGRAM", "$pch::jplbtag:IPAW_PARAM", "$pch::jplbtag:IPAW_INPUT", "$pch::jplbtag:IPAW_OUTPUT", "$pch::lbattr:CE", "$pch::lbattr:parent", "$pch::lbattr:host", "$pch::jpsys:regtime");
+
+
+our $debug = 0;
+our $err = 0;
+
+my $jpis_client_program = "./glite-jpis-client";
+my $jpps_client_program = "./glite-jp-primary-test";
+my @default_is_attributes = (
+ "http://egee.cesnet.cz/en/Schema/JP/System:owner",
+ "http://egee.cesnet.cz/en/Schema/JP/System:jobId",
+ "http://egee.cesnet.cz/en/Schema/LB/Attributes:finalStatus",
+ "http://egee.cesnet.cz/en/Schema/LB/Attributes:user",
+ "http://egee.cesnet.cz/en/WSDL/jp-lbtag:IPAW_PROGRAM",
+ "http://egee.cesnet.cz/en/Schema/JP/Workflow:ancestor"
+);
+my @isquery = (
+'<?xml version="1.0" encoding="UTF-8"?>
+<jpisclient:QueryJobs xmlns:SOAP-ENV="http://schemas.xmlsoap.org/soap/envelope/" xmlns:SOAP-ENC="http://schemas.xmlsoap.org/soap/encoding/" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:xsd="http://www.w3.org/2001/XMLSchema" xmlns:jptype="http://glite.org/wsdl/types/jp" xmlns:jpsrv="http://glite.org/wsdl/services/jp" xmlns:jpelem="http://glite.org/wsdl/elements/jp" xmlns:jpisclient="http://glite.org/xsd/types/jpisclient">
+',
+'</jpisclient:QueryJobs>
+'
+);
+
+
+my @jobs;
+
+
+#
+# query to Job Provenance Index Server
+#
+sub isquery {
+ my ($server, $queries, $attributes) = @_;
+ my ($s, @jobs);
+ my $args = '';
+ my @attributes;
+ my $fh;
+
+ $err = 0;
+ if ($attributes) { @attributes = @$attributes; }
+ else { @attributes = @default_is_attributes; }
+
+ $s = $isquery[0];
+ foreach my $query (@$queries) {
+ my @query = @$query;
+ my $i = 1;
+ $s .= "<conditions>\n";
+ $s .= "\t<attr>$query[0]</attr>\n";
+ while ($i <= $#query) {
+ my @record = @{$query[$i]};
+ $s .= "\t<record>\n";
+ $s .= "\t\t<op>$record[0]</op>\n";
+ $s .= "\t\t<value>$record[1]</value>\n";
+ $s .= "\t\t<value2>$record[2]</value2>\n" if ($record[2]);
+ $s .= "\t</record>\n";
+ $i++;
+ }
+ $s .= "</conditions>\n";
+ }
+
+ foreach my $attribute (@attributes) {
+ $s .= "<attributes>$attribute</attributes>\n";
+ }
+ $s .= $isquery[1];
+
+ $args .= "-i $server " if ($server);
+ $args .= '-q -';
+
+ if ($debug) {
+ print STDERR "calling 'echo '$s' | $jpis_client_program $args |'\n";
+ }
+ if (!open($fh, "echo '$s' | $jpis_client_program $args |")) {
+ print STDERR "Can't execute '$jpis_client_program $args'\n";
+ $err = 1;
+ return ();
+ }
+ @jobs = parse_is($fh);
+# print STDERR <$fh>; print STDERR "\n";
+ close $fh;
+ if ($?) {
+ print STDERR "Error returned from $jpis_client_program $args\n";
+ $err = 1;
+ return ();
+ }
+
+ return @jobs;
+}
+
+
+sub parse_is {
+ my ($fh) = @_;
+ my $twig;
+
+ @jobs = ();
+
+ $twig = new XML::Twig(TwigHandlers => { jobs => \&jobs_handler });
+ if (!$twig->safe_parse($fh)) { $err = 1; return (); }
+ else { return @jobs; }
+}
+
+
+sub jobs_handler {
+ my($twig, $xmljobs)= @_;
+ my (%attributes, $xmljobid, $xmlattribute, %job);
+ %attributes = ();
+
+ $xmljobid = $xmljobs->first_child('jobid');
+ die "No jobid on '".$xmljobs->text."'" if (!$xmljobid);
+ $job{jobid} = $xmljobid->text;
+
+ $xmlattribute = $xmljobs->first_child('attributes');
+ while ($xmlattribute) {
+ my ($xmlname, $xmlvalue);
+ my @values = ();
+ my %attribute = ();
+
+ $xmlname = $xmlattribute->first_child('name');
+ die "No name on '".$xmlattribute->text."'" if (!$xmlname);
+#print $xmljobid->text.": ".$xmlname->text.":\n";
+ if (exists $attributes{$xmlname->text}) {
+ %attribute = %{$attributes{$xmlname->text}};
+ }
+#print " prev attr: ".Dumper(%attribute)."\n";
+ if (exists $attribute{value}) {
+ @values = @{$attribute{value}};
+ }
+#print " prev values: ".Dumper(@values)."\n";
+ $xmlvalue = $xmlattribute->first_child('value');
+ while ($xmlvalue) {
+#print " to add: ".$xmlvalue->text."\n";
+ push @values, $xmlvalue->text;
+ $xmlvalue = $xmlvalue->next_sibling('value');
+ }
+ @{$attribute{value}} = @values;
+#print " new values: ".Dumper($attribute{value})."\n";
+ $attribute{timestamp} = $xmlattribute->first_child('timestamp')->text;
+ $xmlattribute = $xmlattribute->next_sibling('attributes');
+
+ $attributes{$xmlname->text} = \%attribute;
+ }
+ $job{attributes} = \%attributes;
+
+ push @jobs, \%job;
+}
+
+#
+# query to Job Provenance Primary Storage
+# ==> array of string
+#
+sub psquery {
+ my ($server, $jobid, $attribute) = @_;
+ my $args = '';
+ my @attrs = ();
+ my $fh;
+
+ $err = 0;
+ $args .= "-s $server " if ($server);
+ $args .= "GetJobAttr $jobid $attribute";
+ if ($debug) {
+ print STDERR "calling '$jpps_client_program $args |'\n";
+ }
+ if (!open($fh, "$jpps_client_program $args |")) {
+ print STDERR "Can't execute '$jpps_client_program $args'\n";
+ $err = 1;
+ return ();
+ }
+ @attrs = parse_ps($fh);
+ close $fh;
+ if ($?) {
+ print STDERR "Error returned from $jpps_client_program $args\n";
+ $err = 1;
+ return ();
+ }
+
+ return @attrs;
+}
+
+
+sub parse_ps {
+ my ($fh) = @_;
+ my @attrs = ();
+ my $attr;
+
+ while (<$fh>) {
+ chomp;
+ next if (!$_);
+ next if (/^OK$/);
+ next if (/^Attribute values:$/);
+# print STDERR "$_\n";
+ $attr = $_;
+ $attr =~ s/\t*//;
+ $attr =~ s/\t.*//;
+ push @attrs, $attr;
+ }
+
+ return @attrs;
+}
+
+
+1;
--- /dev/null
+#! /usr/bin/perl
+
+#
+# 1. query:
+#
+# Find the process that led to Atlas X Graphic / everything that caused Atlas X
+# Graphic to be as it is. This should tell us the new brain images from which
+# the averaged atlas was generated, the warping performed etc.
+#
+# call:
+# ./query1.pl OUTPUT_FILE_NAME 2>/dev/null
+#
+
+use strict;
+use pch;
+use Data::Dumper;
+
+my $ps='https://skurut1.cesnet.cz:8901';
+my $is='https://skurut1.cesnet.cz:8902';
+
+my @according_jobs = (); # sequencially jobid list
+my %according_jobs = (); # hash jobid list
+my $according_count = 0;
+my $output;
+
+
+if ($#ARGV + 1 != 1) {
+ print STDERR "Usage: $0 OUTPUT_FILE\n";
+ exit 1
+}
+$output = $ARGV[0];
+
+# debug calls
+$pch::debug = 0;
+my $debug = 0;
+
+#
+# find out processes with given output
+#
+my @jobs = pch::isquery($is, [
+ ["$pch::jplbtag:IPAW_OUTPUT", ['EQUAL', "<string>$output</string>"]],
+], ["$pch::jpsys:jobId", "$pch::jpwf:ancestor"]);
+print Dumper(@jobs) if ($debug);
+die "...so exit on error" if ($pch::err);
+
+#
+# initial set from index server
+#
+foreach my $job (@jobs) {
+ my %job = %$job;
+ my %attributes = %{$job{attributes}};
+
+ if (!exists $according_jobs{$job{jobid}}) {
+ push @according_jobs, $job{jobid};
+ $according_jobs{$job{jobid}} = 1;
+ }
+}
+undef @jobs;
+
+
+#
+# collect all jobids (tree browsing)
+#
+# better implementation will be: using children attribute on LB:parent
+#
+$according_count = 0;
+foreach my $jobid (@according_jobs) {
+ my @attrs;
+
+ print "Handling $jobid (position $according_count)\n" if ($debug);
+ @attrs = pch::psquery($ps, $jobid, "$pch::jpwf:ancestor");
+
+ for my $anc_jobid (@attrs) {
+ print "Considered: $anc_jobid\n" if ($debug);
+ if (!exists $according_jobs{$anc_jobid}) {
+ $according_jobs{$anc_jobid} = 1;
+ push @according_jobs, $anc_jobid;
+ print "Added $anc_jobid to $#according_jobs\n" if ($debug);
+ }
+ else {
+ print "Already existing $anc_jobid\n" if ($debug);
+ }
+ }
+ $according_count++;
+}
+
+foreach my $jobid (@according_jobs) {
+ my @attrs2 = pch::psquery($ps, $jobid, "$pch::jplbtag:IPAW_STAGE");
+ $according_jobs{$jobid} = $attrs2[0];
+}
+
+#
+# queries on result set
+#
+print "Results\n";
+print "=======\n";
+print "\n";
+foreach my $jobid (sort { $according_jobs{$b} <=> $according_jobs{$a} } keys %according_jobs) {
+ print "jobid $jobid:\n";
+
+ # query & output all desired atributes
+ foreach my $attr (@pch::view_attributes) {
+ my @attrs;
+ my $attr_name = $attr; $attr_name =~ s/.*://;
+
+ @attrs = pch::psquery($ps, $jobid, $attr);
+ print " attr $attr_name: ";
+ if ($attr eq "$pch::jpsys:regtime") {
+ print gmtime(@attrs[0])." (".join(", ", @attrs).")\n";
+ } else {
+ print join(", ", @attrs)."\n";
+ }
+ }
+
+ print "\n";
+}
--- /dev/null
+#! /usr/bin/perl
+
+#
+# 2. query:
+#
+# Find the process that led to Atlas X Graphic, excluding everything prior to
+# the averaging of images with softmean.
+#
+# call:
+# ./query2.pl OUTPUT_FILE_NAME 2>/dev/null
+#
+
+use strict;
+use pch;
+use Data::Dumper;
+
+my $ps='https://skurut1.cesnet.cz:8901';
+my $is='https://skurut1.cesnet.cz:8902';
+my $program_name = "softmean";
+
+my @according_jobs = (); # sequencially jobid list
+my %according_jobs = (); # hash jobid list
+my $according_count = 0;
+my $output;
+
+
+if ($#ARGV + 1 != 1) {
+ print STDERR "Usage: $0 OUTPUT_FILE\n";
+ exit 1
+}
+$output = $ARGV[0];
+
+# debug calls
+$pch::debug = 0;
+my $debug = 0;
+
+#
+# find out processes with given output
+#
+my @jobs = pch::isquery($is, [
+ ["$pch::jplbtag:IPAW_OUTPUT", ['EQUAL', "<string>$output</string>"]],
+], ["$pch::jpsys:jobId", "$pch::jpwf:ancestor"]);
+print Dumper(@jobs) if ($debug);
+die "...so exit on error" if ($pch::err);
+
+#
+# initial set from index server
+#
+foreach my $job (@jobs) {
+ my %job = %$job;
+ my %attributes = %{$job{attributes}};
+
+ if (!exists $according_jobs{$job{jobid}}) {
+ push @according_jobs, $job{jobid};
+ $according_jobs{$job{jobid}} = 1;
+ }
+}
+undef @jobs;
+
+
+#
+# collect all jobids (tree browsing), stop on softmean program
+#
+# note, the browsing tree is really needed here since we explore the workflow
+#
+$according_count = 0;
+foreach my $jobid (@according_jobs) {
+ my (@attrs, @program);
+
+ print "Handling $jobid (position $according_count)\n" if ($debug);
+
+ # stop on given program name
+ @program = pch::psquery($ps, $jobid, "$pch::jplbtag:IPAW_PROGRAM");
+ die "More program names of $jobid?" if ($#program > 0);
+ if ($program[0] eq $program_name) {
+ print "$jobid is $program_name, stop here\n" if $debug;
+ next;
+ }
+
+ # else browse up
+ @attrs = pch::psquery($ps, $jobid, "$pch::jpwf:ancestor");
+ for my $anc_jobid (@attrs) {
+ print "Considered: $anc_jobid\n" if ($debug);
+ if (!exists $according_jobs{$anc_jobid}) {
+ $according_jobs{$anc_jobid} = 1;
+ push @according_jobs, $anc_jobid;
+ print "Added $anc_jobid to $#according_jobs\n" if ($debug);
+ }
+ else {
+ print "Already existing $anc_jobid\n" if ($debug);
+ }
+ }
+ $according_count++;
+}
+
+foreach my $jobid (@according_jobs) {
+ my @attrs2 = pch::psquery($ps, $jobid, "$pch::jplbtag:IPAW_STAGE");
+ $according_jobs{$jobid} = $attrs2[0];
+}
+
+#
+# queries on result set
+#
+print "Results\n";
+print "=======\n";
+print "\n";
+foreach my $jobid (sort { $according_jobs{$b} <=> $according_jobs{$a} } keys %according_jobs) {
+ print "jobid $jobid:\n";
+
+ # query & output all desired atributes
+ foreach my $attr (@pch::view_attributes) {
+ my @attrs;
+ my $attr_name = $attr; $attr_name =~ s/.*://;
+
+ @attrs = pch::psquery($ps, $jobid, $attr);
+ print " attr $attr_name: ";
+ if ($attr eq "$pch::jpsys:regtime") {
+ print gmtime(@attrs[0])." (".join(", ", @attrs).")\n";
+ } else {
+ print join(", ", @attrs)."\n";
+ }
+ }
+
+ print "\n";
+}
--- /dev/null
+#! /usr/bin/perl
+
+#
+# 3. query:
+#
+# Find the Stage 3, 4 and 5 details of the process that led to Atlas X Graphic.
+#
+# call:
+# ./query3.pl OUTPUT_FILE_NAME 2>/dev/null
+#
+
+use strict;
+use pch;
+use Data::Dumper;
+
+my $ps='https://skurut1.cesnet.cz:8901';
+my $is='https://skurut1.cesnet.cz:8902';
+my @attributes = ("$pch::jpsys:jobId", "$pch::jpwf:ancestor", @pch::view_attributes);
+
+my @according_jobs = (); # sequencially jobid list
+my %according_jobs = (); # hash jobid list
+my $according_count = 0;
+my $output;
+
+
+if ($#ARGV + 1 != 1) {
+ print STDERR "Usage: $0 OUTPUT_FILE\n";
+ exit 1
+}
+$output = $ARGV[0];
+
+# debug calls
+$pch::debug = 0;
+my $debug = 0;
+
+#
+# find out processes with given output
+#
+my @jobs = pch::isquery($is, [
+ ["$pch::jplbtag:IPAW_OUTPUT", ['EQUAL', "<string>$output</string>"]],
+], \@attributes);
+die "...so exit on error" if ($pch::err);
+print Dumper(@jobs) if ($debug);
+
+#
+# initial set from index server
+#
+foreach my $job (@jobs) {
+ my %job = %$job;
+ my %attributes = %{$job{attributes}};
+
+ if (!exists $according_jobs{$job{jobid}}) {
+ push @according_jobs, $job{jobid};
+ $according_jobs{$job{jobid}} = \%job;
+ }
+}
+undef @jobs;
+
+
+#
+# collect all jobs (tree browsing)
+#
+$according_count = 0;
+foreach my $jobid (@according_jobs) {
+ my @ancs;
+
+ print "Handling $jobid (position $according_count)\n" if ($debug);
+ @ancs = pch::isquery($is, [["$pch::jpwf:successor", ['EQUAL', "<string>$jobid</string>"]]], \@attributes);
+ die "...so exit on error" if ($pch::err);
+
+ for my $anc (@ancs) {
+ my %anc = %$anc;
+ print "Considered: $anc{jobid}\n" if ($debug);
+ if (!exists $according_jobs{$anc{jobid}}) {
+ $according_jobs{$anc{jobid}} = \%anc;
+ push @according_jobs, $anc{jobid};
+ print "Added $anc{jobid} to $#according_jobs\n" if ($debug);
+ }
+ else {
+ print "Already existing $anc{jobid}\n" if ($debug);
+ }
+ }
+ $according_count++;
+}
+
+
+#
+# queries on result set
+#
+print "Results\n";
+print "=======\n";
+print "\n";
+foreach my $jobid (sort { $according_jobs{$b}{attributes}{"$pch::jplbtag:IPAW_STAGE"}{value}[0] <=> $according_jobs{$a}{attributes}{"$pch::jplbtag:IPAW_STAGE"}{value}[0] } keys %according_jobs) {
+ my %job = %{$according_jobs{$jobid}};
+ my %attributes = %{$job{attributes}};
+ my $stage = $attributes{"$pch::jplbtag:IPAW_STAGE"}{value}[0];
+
+ if ( $stage == 3 || $stage == 4 || $stage == 5) {
+ print "jobid $jobid:\n";
+
+ # query & output all desired atributes
+ foreach my $attr (@pch::view_attributes) {
+ my $attr_name = $attr; $attr_name =~ s/.*://;
+
+ print " attr $attr_name: ";
+ if (exists $attributes{$attr}) {
+ my %attr = %{$attributes{$attr}};
+
+ if ($attr eq "$pch::jpsys:regtime") {
+ print gmtime($attr{value}[0])." (".join(", ", @{$attr{value}}).")\n";
+ } else {
+ print join(", ", @{$attr{value}})."\n";
+ }
+ } else {
+ print "N/A\n";
+ }
+ }
+
+ print "\n";
+ } else {
+ print "(ignored $jobid with stage $stage)\n" if $debug;
+ }
+}
--- /dev/null
+#! /usr/bin/perl
+
+#
+# 4. query:
+#
+# Find all invocations of procedure align_warp using a twelfth order nonlinear
+# 1365 parameter model (see model menu describing possible values of parameter
+# "-m 12" of align_warp) that ran on a Monday.
+#
+# call:
+# ./query4.pl 2>/dev/null
+#
+
+use strict;
+use pch;
+use Data::Dumper;
+
+my $ps='https://skurut1.cesnet.cz:8901';
+my $is='https://skurut1.cesnet.cz:8902';
+my $program_name='align_warp';
+my $program_params='-m 12';
+my $runday=1;
+#my $runday=4;
+my @attributes = ("$pch::jpsys:jobId", @pch::view_attributes);
+
+my %according_jobs = (); # hash jobid list
+my $according_count = 0;
+
+
+# debug calls
+$pch::debug = 0;
+my $debug = 0;
+
+#
+# find out processes with given name ant parameters
+#
+my @jobs = pch::isquery($is, [
+ ["$pch::jplbtag:IPAW_PROGRAM", ['EQUAL', "<string>$program_name</string>"]],
+ ["$pch::jplbtag:IPAW_PARAM", ['EQUAL', "<string>$program_params</string>"]],
+], \@attributes);
+print Dumper(@jobs) if ($debug);
+die "...so exit on error" if ($pch::err);
+
+
+#
+# check found all jobs
+#
+$according_count = 0;
+foreach my $job (@jobs) {
+ my %job = %$job;
+ my @time;
+
+ print "Handling $job{jobid} ($according_count.)\n" if ($debug);
+
+ @time =@{ $job{attributes}{"$pch::jpsys:regtime"}{value}};
+ my @timesep = gmtime($time[0]);
+ if ($timesep[6] == $runday) {
+ if (!exists $according_jobs{$job{jobid}}) {
+ $according_jobs{$job{jobid}} = \%job;
+ print "Added $job{jobid}\n" if $debug;
+ } else {
+ print "Already existing $job{jobid}\n" if $debug;
+ }
+ } else {
+ print "Job $job{jobid} ran at day $timesep[6] (0=Sun, ...): ".gmtime($time[0])."\n" if $debug;
+ }
+
+ $according_count++;
+}
+undef @jobs;
+
+
+#
+# print the result set
+#
+print "Results\n";
+print "=======\n";
+print "\n";
+foreach my $jobid (sort { $according_jobs{$b}{attributes}{"$pch::jplbtag:IPAW_STAGE"}{value}[0] <=> $according_jobs{$a}{attributes}{"$pch::jplbtag:IPAW_STAGE"}{value}[0] } keys %according_jobs) {
+ my %job = %{$according_jobs{$jobid}};
+ my %attributes = %{$job{attributes}};
+
+ print "jobid $jobid:\n";
+
+ # output all desired atributes
+ foreach my $attr (@pch::view_attributes) {
+ my $attr_name = $attr; $attr_name =~ s/.*://;
+
+ print " attr $attr_name: ";
+ if (exists $attributes{$attr}) {
+ my %attr = %{$attributes{$attr}};
+
+ if ($attr eq "$pch::jpsys:regtime") {
+ print gmtime($attr{value}[0])." (".join(", ", @{$attr{value}}).")\n";
+ } else {
+ print join(", ", @{$attr{value}})."\n";
+ }
+ } else {
+ print "N/A\n";
+ }
+ }
+
+ print "\n";
+}
--- /dev/null
+#! /usr/bin/perl
+
+#
+# 5. query:
+#
+# Find all Atlas Graphic images outputted from workflows where at least one of
+# the input Anatomy Headers had an entry global maximum=4095. The contents of
+# a header file can be extracted as text using the scanheader AIR utility.
+#
+# call:
+# ./query5.pl 2>/dev/null
+#
+
+use strict;
+use pch;
+use Data::Dumper;
+
+my $ps='https://skurut1.cesnet.cz:8901';
+my $is='https://skurut1.cesnet.cz:8902';
+my $program_name='align_warp';
+my $end_program_name='convert';
+my $header="GLOBAL_MAXIMUM=4095"; # test for exact equal (scripts already prepared it)
+
+my @according_jobs = (); # sequencially jobid list
+my %according_jobs = (); # hash jobid list
+my $according_count = 0;
+
+
+# debug calls
+$pch::debug = 0;
+my $debug = 0;
+
+#
+# find out processes with given name and parameters
+#
+my @jobs = pch::isquery($is, [
+ ["$pch::jplbtag:IPAW_PROGRAM", ['EQUAL', "<string>$program_name</string>"]],
+ ["$pch::jplbtag:IPAW_HEADER", ['EQUAL', "<string>$header</string>"]],
+], \@pch::view_attributes);
+print Dumper(@jobs) if ($debug);
+die "...so exit on error" if ($pch::err);
+
+#
+# initial set of DAGs from index server
+#
+foreach my $job (@jobs) {
+ my %job = %$job;
+ my %attributes = %{$job{attributes}};
+ my $dagjobid = $attributes{"$pch::lbattr:parent"}{value}[0];
+
+ print "Consider DAG $dagjobid\n" if $debug;
+ if (!exists $according_jobs{$dagjobid}) {
+ %job = ();
+ push @according_jobs, $dagjobid;
+ # query to primary storage when searching by jobid
+ $job{jobid} = $dagjobid;
+ foreach my $attr (@pch::view_attributes) {
+ my @value;
+
+ @value = pch::psquery($ps, $dagjobid, $attr);
+ if (defined @value) { @{$job{attributes}{$attr}{value}} = @value; }
+ }
+ $according_jobs{$dagjobid} = \%job;
+ print "Added DAG $dagjobid\n" if $debug;
+ }
+}
+undef @jobs;
+
+
+#
+# collect all jobs (tree browsing down)
+#
+$according_count = 0;
+foreach my $jobid (@according_jobs) {
+ my @succs;
+
+ print "Handling $jobid (position $according_count)\n" if ($debug);
+
+ if ($according_jobs{$jobid}{attributes}{"$pch::IPAW_PROGRAM"}{value}[0] eq $end_program_name) {
+ print "It's $end_program_name\n" if $debug;
+ next;
+ }
+
+ @succs = pch::isquery($is, [["$pch::jpwf:ancestor", ['EQUAL', "<string>$jobid</string>"]]], \@pch::view_attributes);
+ die "...so exit on error" if ($pch::err);
+
+ for my $succ (@succs) {
+ my %succ = %$succ;
+ print "Considered: $succ{jobid}\n" if ($debug);
+ if (!exists $according_jobs{$succ{jobid}}) {
+ $according_jobs{$succ{jobid}} = \%succ;
+ push @according_jobs, $succ{jobid};
+ print "Added $succ{jobid} to $#according_jobs\n" if ($debug);
+ }
+ else {
+ print "Already existing $succ{jobid}\n" if ($debug);
+ }
+ }
+ $according_count++;
+}
+
+
+#
+# print the result set
+#
+print "Results\n";
+print "=======\n";
+print "\n";
+foreach my $jobid (sort { $according_jobs{$b}{attributes}{"$pch::jplbtag:IPAW_STAGE"}{value}[0] <=> $according_jobs{$a}{attributes}{"$pch::jplbtag:IPAW_STAGE"}{value}[0] } keys %according_jobs) {
+ my %job = %{$according_jobs{$jobid}};
+ my %attributes = %{$job{attributes}};
+
+ print "jobid $jobid:\n";
+
+ # output all desired atributes
+ foreach my $attr (@pch::view_attributes) {
+ my $attr_name = $attr; $attr_name =~ s/.*://;
+
+ print " attr $attr_name: ";
+ if (exists $attributes{$attr}) {
+ my %attr = %{$attributes{$attr}};
+
+ if ($attr eq "$pch::jpsys:regtime") {
+ print gmtime($attr{value}[0])." (".join(", ", @{$attr{value}}).")\n";
+ } else {
+ print join(", ", @{$attr{value}})."\n";
+ }
+ } else {
+ print "N/A\n";
+ }
+ }
+
+ print "\n";
+}
--- /dev/null
+#! /usr/bin/perl
+
+#
+# 6. query:
+#
+# Find all output averaged images of softmean (average) procedures, where the
+# warped images taken as input were align_warped using a twelfth order
+# nonlinear 1365 parameter model, i.e. "where softmean was preceded in the
+# workflow, directly or indirectly, by an align_warp procedure with argument
+# -m 12.
+#
+# call:
+# ./query6.pl 2>/dev/null
+#
+
+use strict;
+use pch;
+use Data::Dumper;
+
+my $ps='https://skurut1.cesnet.cz:8901';
+my $is='https://skurut1.cesnet.cz:8902';
+my $program_name='align_warp';
+my $program_param='-m 12';
+my $end_program_name='softmean';
+
+#my %jobs = (); # just information cache
+my @workflow_jobs = (); # sequencially jobid list
+my %workflow_jobs = (); # hash jobid list
+my @according_jobs = (); # sequencially jobid list
+my %according_jobs = (); # hash jobid list
+my $workflow_count = 0;
+
+
+# debug calls
+$pch::debug = 0;
+my $debug = 0;
+
+#
+# find out processes with given name and parameters
+#
+my @jobs = pch::isquery($is, [
+ ["$pch::jplbtag:IPAW_PROGRAM", ['EQUAL', "<string>$program_name</string>"]],
+ ["$pch::jplbtag:IPAW_PARAM", ['EQUAL', "<string>$program_param</string>"]],
+], ["$pch::jpwf:successor", @pch::view_attributes]);
+print Dumper(@jobs) if ($debug);
+die "...so exit on error" if ($pch::err);
+
+#
+# initial set of starting jobs from index server
+# (root jobs)
+#
+foreach my $job (@jobs) {
+ my %job = %$job;
+ my %attributes = %{$job{attributes}};
+ my $jobid = $job{jobid};
+
+ if (!exists $workflow_jobs{$jobid}) {
+ push @workflow_jobs, $jobid;
+ $workflow_jobs{$jobid} = \%job;
+ }
+}
+undef @jobs;
+
+
+#
+# collect all jobs (tree browsing down)
+#
+$workflow_count = 0;
+foreach my $jobid (@workflow_jobs) {
+ my @succs;
+
+ print "Handling $jobid (position $workflow_count)\n" if ($debug);
+ print " progname: ".$workflow_jobs{$jobid}{attributes}{"$pch::jplbtag:IPAW_PROGRAM"}{value}[0]."\n" if ($debug);
+
+ if ($workflow_jobs{$jobid}{attributes}{"$pch::jplbtag:IPAW_PROGRAM"}{value}[0] eq $end_program_name) {
+ print "It's $end_program_name, adding\n" if $debug;
+ $according_jobs{$jobid} = \%{$workflow_jobs{$jobid}};
+ next;
+ }
+
+ @succs = pch::isquery($is, [["$pch::jpwf:ancestor", ['EQUAL', "<string>$jobid</string>"]]], \@pch::view_attributes);
+ die "...so exit on error" if ($pch::err);
+
+ for my $succ (@succs) {
+ my %succ = %$succ;
+ print "Considered: $succ{jobid}\n" if ($debug);
+ if (!exists $workflow_jobs{$succ{jobid}}) {
+ $workflow_jobs{$succ{jobid}} = \%succ;
+ push @workflow_jobs, $succ{jobid};
+ print "Added $succ{jobid} to $#workflow_jobs\n" if ($debug);
+ }
+ else {
+ print "Already existing $succ{jobid}\n" if ($debug);
+ }
+ }
+ $workflow_count++;
+}
+undef @workflow_jobs;
+undef %workflow_jobs;
+
+
+#
+# print the result set
+#
+print "Results\n";
+print "=======\n";
+print "\n";
+foreach my $jobid (sort { $according_jobs{$b}{attributes}{"$pch::jplbtag:IPAW_STAGE"}{value}[0] <=> $according_jobs{$a}{attributes}{"$pch::jplbtag:IPAW_STAGE"}{value}[0] } keys %according_jobs) {
+ my %job = %{$according_jobs{$jobid}};
+ my %attributes = %{$job{attributes}};
+
+ print "jobid $jobid:\n";
+
+ # output all desired atributes
+ foreach my $attr (@pch::view_attributes) {
+ my $attr_name = $attr; $attr_name =~ s/.*://;
+
+ print " attr $attr_name: ";
+ if (exists $attributes{$attr}) {
+ my %attr = %{$attributes{$attr}};
+
+ if ($attr eq "$pch::jpsys:regtime") {
+ print gmtime($attr{value}[0])." (".join(", ", @{$attr{value}}).")\n";
+ } else {
+ print join(", ", @{$attr{value}})."\n";
+ }
+ } else {
+ print "N/A\n";
+ }
+ }
+
+ print "\n";
+}