/usr/share/perl5/SyncUtil/localHashDB.pm is in syncbbdb 2.3-6.2.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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# $Date: 2000/08/07 13:14:14 $
# RCS: $Id: localHashDB.pm,v 1.5 2000/08/07 13:14:14 deweese Exp $
#------------------------------------------------------------------------------
package localHashDB;
use strict;
require Digest::MD5;
require SyncUtil::localDB;
@localHashDB::ISA = qw(localDB);
sub new {
my $type = shift;
my $self = localDB->new(shift);
bless ($self, $type);
$self->{'hashObj'} = shift;
$self->{'hash'} = {};
$self->{'new-recs'} = [];
$self->{'mismatch'} = {};
return $self;
}
sub getRecords {
my $self = shift;
die "Subclass must implement getRecords to return all local records.";
}
sub toString {
my $self = shift;
my $rec = shift;
die ("Subclass must implement toString to return a string containing\n" .
"all the pertinate information of record.\n");
}
sub hashRecord {
my $self = shift;
my $rec = shift;
my($hash) = new Digest::MD5;
$hash->add($self->toString($rec));
return $hash->hexdigest;
}
sub setup {
my $self = shift;
$self->localDB::setup(shift, shift);
foreach my $rec (@{$self->getRecords()}) {
$self->update(); # Give our host some time...
my @ids = @{$self->getPilotIDs($rec)};
if (!scalar(@ids)) {
push(@{$self->{'new-recs'}}, $rec);
} else {
foreach my $id (@ids) {
$self->{'hash'}{$id} = $rec;
}
}
}
}
sub getRec {
my $self = shift;
my $id = shift;
return $self->{'hash'}{$id};
}
sub addRec {
my $self = shift;
my $rec = shift;
my $hash = $self->hashRecord($rec);
foreach my $id (@{$self->getPilotIDs($rec)}) {
$self->{'hash'}{$id} = $rec;
$self->{'hashObj'}->setLocalHash($id, $hash);
}
}
sub deleteRec {
my $self = shift;
my $id = shift;
my $rec = $self->{'hash'}{$id};
return if (not defined $rec);
foreach my $r (@{$self->getRecords()}) {
if (defined $r) {
$r = undef if ($r == $rec);
}
}
$self->{'hashObj'}->setLocalHash($id, undef);
$self->{'hashObj'}->setPilotHash($id, undef);
return $rec;
}
sub lastSyncDate {
my $self = shift;
return $self->{'hashObj'}->syncDate();
}
sub getNew {
my $self = shift;
return $self->{'new-recs'};
}
sub getMod {
my $self = shift;
my @mod = ();
foreach my $rec (@{$self->getRecords()}) {
$self->update(); # Give our host some time...
my @ids = @{$self->getPilotIDs($rec)};
next if (! scalar(@ids)); ## new record not mod...
my $old_hash = $self->{'hashObj'}->getLocalHash($ids[0]);
my $new_hash = $self->hashRecord($rec);
if (!defined $old_hash)
{
# We have a pilot id but our hash isn't in the ids file.
# Something bad probably happened to our ids list...
# we will assume this record was modified.
$self->{'mismatch'}{$ids[0]} = $rec;
$old_hash = ""; #force it not to match
}
if ($new_hash ne $old_hash)
{
push(@mod,$rec);
foreach my $id (@ids) {
$self->{'hashObj'}->setLocalHash($id, $new_hash);
}
}
}
my @keys = keys(%{$self->{'mismatch'}});
if (scalar @keys)
{
my $x = scalar @keys;
$self->getHost()->output
("Found $x record(s) in BBDB with pilot-id's but not in ids file\n" .
"This probably indicates a problem with 'ids' file (deleted?).\n" .
"Examples: \n");
$x=0;
foreach my $k (@keys) {
$self->output($self->{'mismatch'}{$k});
last if (++$x == 10);
}
if ($x < scalar(@keys)) {
$self->getHost()->output("more...");
}
}
return \@mod;
}
sub getDel {
my $self = shift;
my @del = ();
my $hashObj = $self->{'hashObj'};
foreach my $id (keys %{$hashObj->{'ids'}}) {
$self->update(); # Give our host some time...
## We have a local hash value for this ID but no record...
## must have been deleted...
if ((!defined $self->{'hash'}{$id}) &&
(defined $self->{'hashObj'}->getLocalHash($id))) {
push(@del,$id) ;
#Remove $id from the hash since it is going away...
$hashObj->setLocalHash($id,undef);
}
}
return \@del;
}
1;
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