/usr/lib/x86_64-linux-gnu/perl5/5.26/MongoDB/Op/_Command.pm is in libmongodb-perl 1.8.1-1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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# Copyright 2014 MongoDB, Inc.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
#
use strict;
use warnings;
package MongoDB::Op::_Command;
# Encapsulate running a command and returning a MongoDB::CommandResult
use version;
our $VERSION = 'v1.8.1';
use Moo;
use MongoDB::_Constants;
use MongoDB::_Types qw(
Document
ReadPreference
);
use Types::Standard qw(
HashRef
Maybe
);
use namespace::clean;
has query => (
is => 'ro',
required => 1,
writer => '_set_query',
isa => Document,
);
has query_flags => (
is => 'ro',
required => 1,
isa => HashRef,
);
has read_preference => (
is => 'ro',
isa => Maybe [ReadPreference],
);
with $_ for qw(
MongoDB::Role::_PrivateConstructor
MongoDB::Role::_DatabaseOp
MongoDB::Role::_ReadPrefModifier
);
sub execute {
my ( $self, $link, $topology_type ) = @_;
$topology_type ||= 'Single'; # if not specified, assume direct
# $query is passed as a reference because it *may* be replaced
$self->_apply_read_prefs( $link, $topology_type, $self->{query_flags}, \$self->{query});
my ( $op_bson, $request_id ) =
MongoDB::_Protocol::write_query( $self->{db_name} . '.$cmd',
$self->{bson_codec}->encode_one( $self->{query} ), undef, 0, -1, $self->{query_flags});
if ( length($op_bson) > MAX_BSON_WIRE_SIZE ) {
# XXX should this become public?
MongoDB::_CommandSizeError->throw(
message => "database command too large",
size => length $op_bson,
);
}
$link->write( $op_bson ),
( my $result = MongoDB::_Protocol::parse_reply( $link->read, $request_id ) );
my $res = MongoDB::CommandResult->_new(
output => $self->{bson_codec}->decode_one( $result->{docs} ),
address => $link->address,
);
$res->assert;
return $res;
}
1;
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