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## |
## |
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## ---------------------------------------------------------------------------------------- |
## ---------------------------------------------------------------------------------------- |
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## $Log$ |
## $Log$ |
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## Revision 1.4 2003/02/09 05:03:02 joko |
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## + minor fix regarding namespace of api versioning extension module |
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## |
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## Revision 1.3 2003/02/09 04:59:27 joko |
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## + api versioning mechanism |
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## + major structure changes |
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## - refactored code to sister modules |
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## |
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## Revision 1.2 2003/01/20 16:59:48 joko |
## Revision 1.2 2003/01/20 16:59:48 joko |
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## + cosmetics and debugging |
## + cosmetics and debugging |
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## |
## |
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use strict; |
use strict; |
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use warnings; |
use warnings; |
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use base qw( DesignPattern::Bridge ); |
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use mixin::with qw( Data::Transfer::Sync ); |
use mixin::with qw( Data::Transfer::Sync ); |
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# - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - main |
# - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - main |
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use Data::Dumper; |
use Data::Dumper; |
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use Hash::Merge qw( merge ); |
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use Data::Compare::Struct qw( getDifference isEmpty ); |
use Data::Compare::Struct qw( isEmpty ); |
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use Data::Transform::Deep qw( merge ); |
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# get logger instance |
# get logger instance |
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my $logger = Log::Dispatch::Config->instance; |
my $logger = Log::Dispatch::Config->instance; |
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sub _init { |
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sub api_constructor { |
48 |
my $self = shift; |
my $self = shift; |
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$logger->debug( __PACKAGE__ . "->api_constructor: Loading API"); |
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$self->_loadVersionExtensions(); |
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} |
} |
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sub checkOptions { |
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my $self = shift; |
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my $opts = shift; |
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my $result = 1; |
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# check - do we have a target node? |
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if (!$opts->{target_node}) { |
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$logger->warning( __PACKAGE__ . "->checkOptions: Error while resolving resource metadata - no 'target node' could be determined."); |
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$result = 0; |
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} |
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# check - do we have a mapping? |
sub _loadVersionExtensions { |
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if (!$opts->{mapping} && !$opts->{mapping_module}) { |
my $self = shift; |
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$logger->warning( __PACKAGE__ . "->checkOptions: Error while resolving resource metadata - no 'mapping' could be determined."); |
my $syncVersion = $self->{sync_version}; |
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$result = 0; |
$syncVersion ||= ''; |
58 |
} |
$logger->debug( __PACKAGE__ . "->loadVersionExtensions( version='$syncVersion' )"); |
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#print Dumper($self); |
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return $result; |
#exit; |
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my $module = "API::$syncVersion"; |
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$self->load($module); |
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} |
} |
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sub checkOptionsV2 { |
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sub configure { |
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my $self = shift; |
my $self = shift; |
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#print Dumper($self->{options}); |
#print "YAI\n"; |
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#print Dumper(@_); |
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#exit; |
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my $result = 1; |
$logger->debug( __PACKAGE__ . "->configure"); |
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# check - do we have a target node? |
my @args = @_; |
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if (!$self->{options}->{target}->{nodeName}) { |
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$logger->warning( __PACKAGE__ . "->checkOptionsV2: No target given - please check metadata declaration."); |
#print Dumper(@args); |
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$result = 0; |
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} |
if (!isEmpty(\@args)) { |
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my %properties = @_; |
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# check - do we have a mapping? |
# merge args to properties |
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if (!$self->{options}->{fieldmap}) { |
#map { $self->{$_} = $properties{$_}; } keys %properties; |
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$logger->warning( __PACKAGE__ . "->checkOptionsV2: Error while resolving resource metadata - no 'fieldmap' could be determined."); |
#print Dumper($self); |
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$result = 0; |
#print Dumper(\%properties); |
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if ($self->{options}) { |
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my $options_new = merge($self->{options}, \%properties); |
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#print Dumper($options_new); |
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$self->{options} = $options_new; |
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#print Dumper($self->{options}); |
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} else { |
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$self->{options} = \%properties; |
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} |
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$self->_init(); |
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#$self->_initV1(); |
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} else { |
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#print "no args!", "\n"; |
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} |
} |
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# TODO: extend! |
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return $result; |
#print Dumper($self); |
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#exit; |
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$self->{state}->{configured} = 1; |
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return 1; |
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} |
} |
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sub prepareOptions { |
sub setArguments { |
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my $self = shift; |
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my $args_raw = shift; |
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$self->{args_raw} = $args_raw; |
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} |
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sub readArguments { |
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my $self = shift; |
my $self = shift; |
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my $opts = shift; |
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#print Dumper($opts); |
my %syncConfig; |
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tie %syncConfig, 'Tie::IxHash'; |
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%syncConfig = ( |
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map => { |
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moduleName => $self->{args_raw}->{'mapping-module'}, |
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}, |
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source => { |
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dbKey => $self->{args_raw}->{source}, |
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nodeType => $self->{args_raw}->{'source-type'}, |
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nodeName => $self->{args_raw}->{'source-node'}, |
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}, |
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target => { |
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dbKey => $self->{args_raw}->{target}, |
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nodeName => $self->{args_raw}->{'target-node'}, |
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}, |
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process => { |
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mode => $self->{args_raw}->{mode}, |
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erase => $self->{args_raw}->{erase}, |
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import => $self->{args_raw}->{import}, |
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prepare => $self->{args_raw}->{prepare}, |
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}, |
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# metadata => { |
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# config => $self->{config_metadata}, |
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# } |
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); |
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$self->{args} = \%syncConfig; |
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} |
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# TODO: some feature to show off the progress of synchronization (cur/max * 100) |
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sub syncNodes { |
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my $self = shift; |
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my $args = shift; |
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$logger->debug( __PACKAGE__ . "->syncNodes: starting" ); |
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#print Dumper($self); |
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#exit; |
#exit; |
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$opts->{mode} ||= ''; |
#print Dumper($self->{options}); |
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$opts->{erase} ||= 0; |
$self->_prepareOptions(); |
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$opts->{prepare} ||= 0; |
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#$opts->{import} ||= 0; |
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if (!$opts->{source_node}) { |
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$logger->error( __PACKAGE__ . "->prepareOptions failed: Please specify source-node!"); |
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return; |
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} |
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$logger->notice( __PACKAGE__ . "->prepareOptions( source_node $opts->{source_node} mode $opts->{mode} erase $opts->{erase} prepare $opts->{prepare} )"); |
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#if (!$opts->{mapping} || !$opts->{mapping_module}) { |
#print Dumper($self->{options}); |
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if (!$opts->{mapping}) { |
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$logger->warning( __PACKAGE__ . "->prepareOptions: No mapping supplied - please check key 'mappings' in global configuration or specify additional argument '--mapping'."); |
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#return; |
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} |
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$opts->{mapping_module} ||= $opts->{mapping}; |
if (!$self->checkOptions()) { |
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my $evstring = "use $opts->{mapping_module};"; |
$logger->critical( __PACKAGE__ . "->syncNodes: 'Data::Transfer::Sync::checkOptions' failed."); |
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eval($evstring); |
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if ($@) { |
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$logger->warning( __PACKAGE__ . "->prepareOptions: error while trying to access mapping - $@"); |
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return; |
return; |
166 |
} |
} |
167 |
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# resolve mapping metadata (returned from sub) |
if (!$self->{state}->{configured}) { |
169 |
my $mapObject = $opts->{mapping_module}->new(); |
$logger->critical( __PACKAGE__ . "->syncNodes: Synchronization object is not configured/initialized correctly." ); |
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#print Dumper($map); |
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my $source_node_name = $opts->{source_node}; |
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# check if mapping for certain node is contained in mapping object |
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if (!$mapObject->can($source_node_name)) { |
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$logger->warning( __PACKAGE__ . "->prepareOptions: Can't access mapping for node \"$source_node_name\" - please check $opts->{mapping_module}."); |
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return; |
return; |
171 |
} |
} |
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my $map = $mapObject->$source_node_name; |
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172 |
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#print Dumper($map); |
# remember arguments through the whole processing |
174 |
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$self->{args} = $args; |
175 |
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# check here if "target" is actually a CODEref - in this case: resolve it - deprecated!!! ??? |
# hash to hold and/or fill in metadata required for the processing |
177 |
if (ref $map->{target} eq 'CODE') { |
$self->{meta} = {}; |
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$map->{target} = $map->{target}->($source_node_name); |
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} |
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# resolve expressions (on nodename-level) here |
# hash to sum up results |
180 |
if ($map->{target} =~ m/^(code|expr):(.+?)$/) { |
# TODO: re-implement! (sync-statistics???) |
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my $target_dynamic_type = $1; |
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my $target_dynamic_expression = $2; |
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if (lc $target_dynamic_type eq 'code') { |
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# $map->{target} = $mapObject->$target_dynamic_expression($map); |
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} |
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} |
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# remove asymmetries from $map (patch keys) |
# detect synchronization method to determine which optical symbol (directed arrow) to use |
183 |
$map->{source_node} = $map->{source}; delete $map->{source}; |
my $mode = $self->{args}->{mode}; # V1 |
184 |
$map->{target_node} = $map->{target}; delete $map->{target}; |
$mode ||= $self->{options}->{process}->{mode}; # V2 |
185 |
$map->{mapping} = $map->{details}; delete $map->{details}; |
my $direction_arrow = $self->_getDirectedArrow($mode); |
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$map->{direction} = $map->{mode}; delete $map->{mode}; |
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# defaults (mostly for backward-compatibility) |
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$map->{source_node} ||= $source_node_name; |
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$map->{source_ident} ||= 'storage_method:id'; |
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$map->{target_ident} ||= 'property:oid'; |
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$map->{direction} ||= $opts->{mode}; # | PUSH | PULL | FULL |
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$map->{method} ||= 'checksum'; # | timestamp |
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$map->{source_exclude} ||= [qw( cs )]; |
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187 |
# merge map to opts |
# determine code versions |
188 |
map { $opts->{$_} = $map->{$_}; } keys %$map; |
my $code_metadata_version; |
189 |
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# first, try to use version supplied by mapping-metadata |
190 |
#print Dumper($opts); |
$code_metadata_version = $self->{options}->{metadata}->{version}; |
191 |
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# if not set, inherit from global 'sync_version' |
192 |
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$code_metadata_version ||= $self->{sync_version}; |
193 |
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194 |
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# load additional code from versioned namespace into current instance |
195 |
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my $dynModule = "Metadata::$code_metadata_version"; |
196 |
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$self->load($dynModule); |
197 |
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198 |
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# build metadata using versioned code and stuff |
199 |
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$self->options2metadata(); |
200 |
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$self->options2metadata_accessor(); |
201 |
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202 |
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# tracing |
203 |
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#print Dumper($self); |
204 |
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#exit; |
205 |
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206 |
# TODO: move this to checkOptions... |
$logger->info( __PACKAGE__ . "->syncNodes: source=$self->{meta}->{source}->{dbKey}/$self->{meta}->{source}->{nodeName} [$self->{meta}->{source}->{nodeType}] $direction_arrow target=$self->{meta}->{target}->{dbKey}/$self->{meta}->{target}->{nodeName} [$self->{meta}->{target}->{nodeType}]" ); |
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# check - do we have a target? |
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if (!$opts->{target_node}) { |
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$logger->warning( __PACKAGE__ . "->prepareOptions: No target given - please check metadata declaration."); |
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return; |
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} |
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207 |
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208 |
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return if !$self->buildFieldmapping(); |
209 |
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return if !$self->_touchNodeSet(); |
210 |
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return if !$self->_prepare_sync(); |
211 |
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212 |
#return $opts; |
# tracing |
213 |
return 1; |
#print Dumper($self); |
214 |
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#print Dumper($self->{args}); |
215 |
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#print Dumper($self->{options}); |
216 |
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#print Dumper($self->{meta}); |
217 |
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#print Dumper($self->{metadata}); |
218 |
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#exit; |
219 |
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220 |
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# finally, tell the core to start the synchronization process |
221 |
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$self->_run(); |
222 |
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223 |
} |
} |
224 |
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225 |
sub prepareOptionsV2 { |
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226 |
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sub _prepareOptions { |
227 |
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228 |
my $self = shift; |
my $self = shift; |
229 |
my $opts = shift; |
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230 |
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my $opts = $self->{args}; |
231 |
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232 |
# patch options |
# patch options |
233 |
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$opts->{source}->{nodeName} ||= ''; |
234 |
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$opts->{target}->{nodeName} ||= ''; |
235 |
$opts->{process}->{mode} ||= ''; |
$opts->{process}->{mode} ||= ''; |
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$opts->{process}->{prepare} ||= 0; |
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236 |
$opts->{process}->{erase} ||= 0; |
$opts->{process}->{erase} ||= 0; |
237 |
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$opts->{process}->{prepare} ||= 0; |
238 |
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239 |
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# defaults (mostly for backward-compatibility to V1 - |
240 |
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# but code mungled here out of prepareOptions_V1 from Version::V1) |
241 |
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$opts->{metadata}->{syncMethod} ||= 'checksum'; # | timestamp |
242 |
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$opts->{source}->{ident} ||= 'storage_method:id'; |
243 |
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$opts->{source}->{exclude} ||= [qw( cs )]; |
244 |
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$opts->{target}->{ident} ||= 'property:oid'; |
245 |
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#$map->{source_node} ||= $source_node_name; |
246 |
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#$map->{direction} ||= $opts->{mode}; # | PUSH | PULL | FULL |
247 |
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248 |
# pre-check options |
# pre-check options |
249 |
if (!$self->_preCheckOptions($opts)) { |
if (!$self->_preCheckOptions($opts)) { |
250 |
$logger->error( __PACKAGE__ . "->prepareOptionsV2: _preCheckOptions failed."); |
$logger->error( __PACKAGE__ . "->_prepareOptions: _preCheckOptions failed."); |
251 |
return; |
return; |
252 |
} |
} |
253 |
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254 |
# inform user about option preparation |
# inform user about option preparation |
255 |
$logger->notice( __PACKAGE__ . "->prepareOptionsV2( source.node='$opts->{source}->{nodeName}', target.node='$opts->{target}->{nodeName}', mode='$opts->{process}->{mode}', e='$opts->{process}->{erase}', p='$opts->{process}->{prepare}' )"); |
$logger->debug( __PACKAGE__ . "->_prepareOptions( source.node='$opts->{source}->{nodeName}', target.node='$opts->{target}->{nodeName}', mode='$opts->{process}->{mode}', e='$opts->{process}->{erase}', p='$opts->{process}->{prepare}' )"); |
256 |
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257 |
# try to load mapping-metadata-container |
# try to load mapping-metadata-container |
258 |
#my $mapObject = getNewPerlObjectByPkgName($opts->{map}->{moduleName}); |
# How? Create a new instance of the given |
259 |
my $mapObject = DesignPattern::Object->fromPackage($opts->{map}->{moduleName}); |
# perl module/package name in ->{...}->{moduleName}. |
260 |
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# This instance is used later in the innards of the sync, |
261 |
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# that's why the module (class) should have a certain layout |
262 |
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# enabling the core to use it for gathering metadata while processing. |
263 |
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my $mapObject = DesignPattern::Object->fromPackage($opts->{map}->{moduleName}); |
264 |
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|
265 |
# try to resolve map from metadata-container |
# try to resolve map from metadata-container |
266 |
|
|
268 |
my $source_nodeType = $opts->{source}->{nodeType}; |
my $source_nodeType = $opts->{source}->{nodeType}; |
269 |
|
|
270 |
# check if mapping for certain node is contained in mapping object |
# check if mapping for certain node is contained in mapping object |
271 |
if (!$mapObject->can($source_nodeType)) { |
if (!$mapObject || !$mapObject->can($source_nodeType)) { |
272 |
$logger->warning( __PACKAGE__ . "->prepareOptionsV2: Can't access mapping for source-type=\"$source_nodeType\" - please check \"$opts->{map}->{moduleName}\"."); |
$logger->warning( __PACKAGE__ . "->_prepareOptions: Can't access mapping for source-type=\"$source_nodeType\" - please check \"$opts->{map}->{moduleName}\"."); |
273 |
return; |
return; |
274 |
} |
} |
275 |
|
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|
276 |
# get map |
# get map |
277 |
my $map = $mapObject->$source_nodeType; |
my $map = $mapObject->$source_nodeType; |
278 |
#print Dumper($map); |
#print Dumper($map); |
279 |
|
|
280 |
=pod |
my $map_version = $map->{metadata}->{version}; |
281 |
|
# FIXME: backward compatibility |
282 |
|
if (!$map_version) { |
283 |
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$self->options_to_V2($map); |
284 |
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} |
285 |
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286 |
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# trace |
287 |
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#print Dumper($map); |
288 |
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#exit; |
289 |
|
#print "ref: ", ref $map->{target}, "\n"; |
290 |
|
#print "target: ", $map->{target}, "\n"; |
291 |
|
|
292 |
# check here if "target" is actually a CODEref - in this case: resolve it - deprecated!!! ??? |
# check here if "target" is actually a CODEref - in this case: resolve it - deprecated!!! ??? |
293 |
if (ref $map->{target}->{address} eq 'CODE') { |
if (ref $map->{target}->{address} eq 'CODE') { |
294 |
$map->{target}->{address} = $map->{target}->{address}->($source_nodeType); |
$map->{target}->{address} = $map->{target}->{address}->($source_nodeType); |
295 |
} |
} |
296 |
|
|
297 |
# resolve expressions (on nodename-level) here |
# resolve expressions (on nodename-level) here |
298 |
if ($map->{target}->{address} =~ m/^(code|expr):(.+?)$/) { |
elsif ($map->{target}->{address} =~ m/^(code|expr):(.+?)$/) { |
299 |
my $target_dynamic_type = $1; |
my $target_dynamic_type = $1; |
300 |
my $target_dynamic_expression = $2; |
my $target_dynamic_expression = $2; |
301 |
if (lc $target_dynamic_type eq 'code') { |
if (lc $target_dynamic_type eq 'code') { |
302 |
$map->{target} = $mapObject->$target_dynamic_expression($map); |
$map->{target} = $mapObject->$target_dynamic_expression($map); |
303 |
} |
} |
304 |
} |
} |
|
=cut |
|
305 |
|
|
306 |
#map { $opts->{$_} = $map->{$_}; } keys %$map; |
# merging - V1 |
307 |
my $opts_merged = merge( $opts, $map ); |
#map { $opts->{$_} = $map->{$_}; } keys %$map; |
308 |
|
# trace |
309 |
|
#print Dumper($self->{options}); |
310 |
|
|
311 |
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# merging - V2 |
312 |
|
|
313 |
|
# merge local map with local opts |
314 |
|
# enable cloning |
315 |
|
# FIXME: do we really need cloning here? trade safety/encapsulation for speed? |
316 |
|
Hash::Merge::set_clone_behavior(1); |
317 |
|
Hash::Merge::set_behavior( 'RIGHT_PRECEDENT' ); |
318 |
|
my $locals_merged = merge( $opts, $map ); |
319 |
|
|
320 |
|
# trace |
321 |
|
#print Dumper($opts); |
322 |
|
#print Dumper($map); |
323 |
|
#print Dumper($locals_merged); |
324 |
|
#exit; |
325 |
|
|
326 |
|
# merge local-merged ones with instance-wide options |
327 |
|
Hash::Merge::set_clone_behavior(0); |
328 |
|
$self->{options} = merge( $self->{options}, $locals_merged ); |
329 |
|
|
330 |
|
# trace |
331 |
|
#print Dumper($self->{options}); |
332 |
|
#exit; |
333 |
|
|
334 |
|
|
|
$self->{options} = $opts_merged; |
|
335 |
$self->{state}->{options_ready} = 1; |
$self->{state}->{options_ready} = 1; |
336 |
|
|
337 |
return 1; |
return 1; |
339 |
} |
} |
340 |
|
|
341 |
|
|
342 |
sub configure { |
sub _preCheckOptions { |
|
my $self = shift; |
|
|
my @args = @_; |
|
|
if (!isEmpty(\@args)) { |
|
|
my %properties = @_; |
|
|
# merge args to properties |
|
|
map { $self->{$_} = $properties{$_}; } keys %properties; |
|
|
$self->_init(); |
|
|
$self->_initV1(); |
|
|
} else { |
|
|
#print "no args!", "\n"; |
|
|
} |
|
|
#print Dumper($self); |
|
|
$self->{state}->{configured} = 1; |
|
|
return 1; |
|
|
} |
|
343 |
|
|
|
sub configureV2 { |
|
344 |
my $self = shift; |
my $self = shift; |
345 |
my @args = @_; |
my $opts = shift; |
|
if (!isEmpty(\@args)) { |
|
|
my %properties = @_; |
|
|
# merge args to properties |
|
|
#map { $self->{$_} = $properties{$_}; } keys %properties; |
|
|
$self->{options} = merge($self->{options}, \%properties); |
|
|
$self->_init(); |
|
|
#$self->_initV1(); |
|
|
} else { |
|
|
#print "no args!", "\n"; |
|
|
} |
|
|
|
|
|
#print Dumper($self); |
|
|
|
|
|
$self->{state}->{configured} = 1; |
|
|
return 1; |
|
|
} |
|
346 |
|
|
347 |
sub _getDirectedArrow { |
# trace |
348 |
my $self = shift; |
#print Dumper($opts); |
349 |
my $mode = shift; |
#exit; |
350 |
$mode ||= ''; |
|
351 |
|
if (!$opts->{process}->{mode}) { |
352 |
if (lc $mode eq 'push') { |
$logger->error( __PACKAGE__ . "->_preCheckOptions failed: Please specify \"--action=(load|save)\"."); |
353 |
return '->'; |
return; |
|
} elsif (lc $mode eq 'pull') { |
|
|
return '<-'; |
|
|
} elsif (lc $mode eq 'full') { |
|
|
return '<->'; |
|
|
} else { |
|
|
return ''; |
|
354 |
} |
} |
|
} |
|
|
|
|
|
# TODO: some feature to show off the progress of synchronization (cur/max * 100) |
|
|
sub syncNodes { |
|
|
|
|
|
my $self = shift; |
|
|
my $args = shift; |
|
355 |
|
|
356 |
if (!$self->{state}->{configured}) { |
# the type of the to-be-synced item |
357 |
$logger->critical( __PACKAGE__ . "->syncNodes: Synchronization object is not configured/initialized correctly." ); |
if (!$opts->{source}->{nodeType}) { |
358 |
|
$logger->error( __PACKAGE__ . "->_preCheckOptions failed: Please specify \"source-type\"."); |
359 |
return; |
return; |
360 |
} |
} |
361 |
|
# the name of the (container-) node the items are listed in |
362 |
# remember arguments through the whole processing |
if (!$opts->{source}->{nodeName}) { |
363 |
$self->{args} = $args; |
$logger->error( __PACKAGE__ . "->_preCheckOptions failed: Please specify \"source-node\"."); |
364 |
|
return; |
|
$logger->debug( __PACKAGE__ . "->syncNodes: starting" ); |
|
|
|
|
|
# hash to hold and/or fill in metadata required for the processing |
|
|
$self->{meta} = {}; |
|
|
|
|
|
# hash to sum up results |
|
|
# TODO: re-implement! (sync-statistics???) |
|
|
|
|
|
# detect synchronization method to determine which optical symbol (directed arrow) to use |
|
|
my $mode = $self->{args}->{mode}; # V1 |
|
|
$mode ||= $self->{options}->{process}->{mode}; # V2 |
|
|
my $direction_arrow = $self->_getDirectedArrow($mode); |
|
|
|
|
|
if (!$self->{options}->{metadata}->{version} || $self->{options}->{metadata}->{version} < 0.2) { |
|
|
$self->_buildMetadataV1(); |
|
|
} else { |
|
|
$self->_buildMetadataV2(); |
|
365 |
} |
} |
366 |
|
|
367 |
$logger->info( __PACKAGE__ . "->syncNodes: source=$self->{meta}->{source}->{dbKey}/$self->{meta}->{source}->{nodeName} [$self->{meta}->{source}->{nodeType}] $direction_arrow target=$self->{meta}->{target}->{dbKey}/$self->{meta}->{target}->{nodeName} [$self->{meta}->{target}->{nodeType}]" ); |
# a "map"-declaration which module to use for mapping- and/or lookup-purposes |
368 |
|
if (!$opts->{map}) { |
369 |
return if !$self->_buildFieldmappingV1(); |
$logger->warning( __PACKAGE__ . "->_preCheckOptions: No mapping supplied - please check key 'map|mappings' in global configuration or specify additional argument '--mapping-module'."); |
370 |
return if !$self->_handleNodeContainers(); |
return; |
371 |
return if !$self->_prepareSync(); |
} |
372 |
|
if (!$opts->{map}->{moduleName}) { |
373 |
|
$logger->warning( __PACKAGE__ . "->_preCheckOptions: Currently only perl-modules can provide mappings: Please specify one with '--mapping-module=My::Mapping::Module'."); |
374 |
|
return; |
375 |
|
} |
376 |
|
|
377 |
#print Dumper($self); |
return 1; |
|
#print Dumper($self->{args}); |
|
|
#print Dumper($self->{options}); |
|
|
#print Dumper($self->{meta}); |
|
|
#print Dumper($self->{metadata}); |
|
378 |
|
|
|
$self->_syncNodes(); |
|
|
|
|
379 |
} |
} |
380 |
|
|
381 |
|
|
|
sub _handleNodeContainers { |
|
|
my $self = shift; |
|
|
|
|
|
# check partners/nodes: does partner exist / is node available? |
|
|
foreach my $partner (keys %{$self->{meta}}) { |
|
|
|
|
|
# 1. check partners & storages |
|
|
if (!$self->{meta}->{$partner}) { |
|
|
$logger->critical( __PACKAGE__ . "->_handleNodeContainers: Could not find partner '$partner' in configuration metadata." ); |
|
|
next; |
|
|
} |
|
|
|
|
|
my $dbkey = $self->{meta}->{$partner}->{dbKey}; |
|
|
|
|
|
#print Dumper($self->{meta}); |
|
|
|
|
|
if (!$self->{meta}->{$partner}->{storage}) { |
|
|
$logger->critical( __PACKAGE__ . "->_handleNodeContainers: Could not access storage ( partner='$partner', dbKey='$dbkey' ) - configuration-error?" ); |
|
|
next; |
|
|
} |
|
|
|
|
|
# TODO: |
|
|
# 2. check if partners (and nodes?) are actually available.... |
|
|
# eventually pre-check mode of access-attempt (read/write) here to provide an "early-croak" if possible |
|
|
|
|
|
# print Dumper($self->{meta}->{$partner}->{storage}->{locator}); |
|
|
|
|
|
my $dbType = $self->{meta}->{$partner}->{storage}->{locator}->{type}; |
|
|
#print "dbType: $dbType", "\n"; |
|
|
|
|
|
# 3. check nodes |
|
|
next if $dbType eq 'DBI'; # HACK for DBD::CSV - re-enable for others |
|
|
# get node-name |
|
|
# print Dumper($self); |
|
|
#print Dumper($self->{meta}->{$partner}); |
|
|
#print "öö", $self->{meta}->{$partner}->{node}, "\n"; |
|
|
my $nodename = $self->{meta}->{$partner}->{node}; # V1 |
|
|
$nodename ||= $self->{meta}->{$partner}->{nodeName}; # V2 |
|
|
# check if nodename is actually a CODEref, execute it to get a mapped/filtered target-nodename |
|
|
|
|
|
#print "nodename: $nodename", "\n"; |
|
|
|
|
|
$logger->debug( __PACKAGE__ . "->_handleNodeContainers: Accessing dbType=\"$dbType\", nodename=\"$nodename\"." ); |
|
|
|
|
|
=pod |
|
|
#print "----", ref $nodename, "\n"; |
|
|
if ($nodename =~ m/CODE/) { |
|
|
print Dumper($self); |
|
|
#exit; |
|
|
$nodename = $nodename->($nodename); |
|
|
} |
|
|
=cut |
|
|
|
|
|
#print Dumper($self); |
|
|
|
|
|
#print "partner: $partner - nodename: $nodename", "\n"; |
|
|
|
|
|
if (!$self->{meta}->{$partner}->{storage}->existsChildNode($nodename)) { |
|
|
#print "ex", "\n"; |
|
|
#exit; |
|
|
|
|
|
if ($partner eq 'target' && $self->{options}->{target}->{autocreateFolders}) { |
|
|
if (!$self->{meta}->{$partner}->{storage}->createChildNode($nodename)) { |
|
|
$logger->critical( __PACKAGE__ . "->_handleNodeContainers: Could not create node '$self->{meta}->{$partner}->{nodeName}\@$self->{meta}->{$partner}->{dbKey}' [$self->{meta}->{$partner}->{nodeType}]." ); |
|
|
next; |
|
|
} |
|
|
} else { |
|
|
$logger->critical( __PACKAGE__ . "->_handleNodeContainers: Could not reach node \"$nodename\" at partner \"$partner\"." ); |
|
|
next; |
|
|
} |
|
|
} |
|
|
|
|
|
} |
|
|
|
|
|
return 1; |
|
|
|
|
|
} |
|
382 |
|
|
383 |
|
sub _prepare_sync { |
384 |
|
|
|
sub _prepareSync { |
|
385 |
my $self = shift; |
my $self = shift; |
386 |
|
|
387 |
# TODO: |
# TODO: |
389 |
# -+ if action == PULL: swap metadata and start processing |
# -+ if action == PULL: swap metadata and start processing |
390 |
# - if action == FULL: start processing, then swap metadata and (re-)start processing |
# - if action == FULL: start processing, then swap metadata and (re-)start processing |
391 |
|
|
392 |
|
#print "dir: ", $self->{args}->{direction}, "\n"; |
393 |
|
|
394 |
# manipulate metainfo according to direction of synchronization |
# manipulate metainfo according to direction of synchronization |
395 |
if (lc $self->{args}->{direction} eq 'push') { |
if (lc $self->{options}->{process}->{mode} eq 'push') { |
396 |
# just do it ... |
# just do it ... (don't modify any metadata) |
397 |
} elsif (lc $self->{args}->{direction} eq 'pull') { |
|
398 |
#print "=======SWAP", "\n"; |
} elsif (lc $self->{options}->{process}->{mode} eq 'pull') { |
399 |
# swap |
# swap source and target metadata |
400 |
|
# TODO: introduce different mechanism to make more then two partners (descents) possible |
401 |
($self->{meta}->{source}, $self->{meta}->{target}) = |
($self->{meta}->{source}, $self->{meta}->{target}) = |
402 |
($self->{meta}->{target}, $self->{meta}->{source}); |
($self->{meta}->{target}, $self->{meta}->{source}); |
403 |
} elsif (lc $self->{args}->{direction} eq 'full') { |
|
404 |
|
} elsif (lc $self->{options}->{process}->{mode} eq 'full') { |
405 |
|
# TODO: |
406 |
|
# do a pull first and a push afterwards |
407 |
|
# this requires us to be called somehow recursively - just one recursion level ;-) |
408 |
|
|
409 |
} else { |
} else { |
410 |
|
# TODO: are there any other synchronization modes besides PULL, PUSH, FULL? |
411 |
|
|
412 |
} |
} |
413 |
|
|
414 |
# import flag means: prepare the source node to be syncable |
# import flag means: prepare the source node to be syncable |
432 |
|
|
433 |
} |
} |
434 |
|
|
435 |
|
sub _getDirectedArrow { |
436 |
|
my $self = shift; |
437 |
|
my $mode = shift; |
438 |
|
$mode ||= ''; |
439 |
|
|
440 |
|
if (lc $mode eq 'push') { |
441 |
|
return '->'; |
442 |
|
} elsif (lc $mode eq 'pull') { |
443 |
|
return '<-'; |
444 |
|
} elsif (lc $mode eq 'full') { |
445 |
|
return '<->'; |
446 |
|
} else { |
447 |
|
return ''; |
448 |
|
} |
449 |
|
} |
450 |
|
|
451 |
1; |
1; |