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# Copyright 2018 - present 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;
use Test::More 0.96;
use Test::Fatal;
use Test::Deep qw/!blessed/;
use UUID::URandom qw/create_uuid/;
use utf8;
use Tie::IxHash;
use MongoDB;
use MongoDB::Error;
use lib "t/lib";
use MongoDBTest qw/
build_client
skip_unless_mongod
skip_unless_sessions
get_test_db
server_version
server_type
clear_testdbs
get_unique_collection
uuid_to_string
/;
skip_unless_mongod();
skip_unless_sessions();
my @events;
sub clear_events { @events = () }
sub event_count { scalar @events }
sub event_cb { push @events, $_[0] }
my $conn = build_client(
monitoring_callback => \&event_cb,
);
my $testdb = get_test_db($conn);
my $server_version = server_version($conn);
my $server_type = server_type($conn);
my $coll = $testdb->get_collection('test_collection');
$coll->insert_many( [ map { { wanted => 1, score => $_ } } 0 .. 400 ] );
clear_events();
subtest 'Shared session in explicit cursor' => sub {
my $session = $conn->start_session;
# Cursor passes the session through from the return of result, which is the
# return of passing the query to send_*_op, which is created in find in
# ::Collection.
my $cursor = $coll->find({ wanted => 1 }, { batchSize => 100, session => $session })->result;
my $lsid = uuid_to_string( $session->_server_session->session_id->{id}->data );
my $cursor_command = $events[-2]->{ command };
my $cursor_command_sid = uuid_to_string( $cursor_command->{'lsid'}->{id}->data );
is $cursor_command_sid, $lsid, "Cursor sent with correct lsid";
my $result_sid = uuid_to_string( $cursor->_session->session_id->{id}->data );
is $result_sid, $lsid, "Query Result contains correct session";
subtest 'All cursor calls in same session' => sub {
# Call first batch run outside of loop as doesnt fetch intially
my @items = $cursor->batch;
while ( @items = $cursor->batch ) {
my $command = $events[-2]->{ command };
ok exists $command->{'lsid'}, "cursor has session";
my $cursor_session_id = uuid_to_string( $command->{'lsid'}->{id}->data );
is $cursor_session_id, $lsid, "Cursor is using given session";
}
};
$session->end_session;
my $retired_session_id = defined $conn->_server_session_pool->_server_session_pool->[0]
? uuid_to_string( $conn->_server_session_pool->_server_session_pool->[0]->session_id->{id}->data )
: '';
is $retired_session_id, $lsid, "Session returned to pool";
};
clear_events();
subtest 'Shared session in implicit cursor' => sub {
my $cursor = $coll->find({ wanted => 1 })->result;
# pull out implicit session
my $lsid = uuid_to_string( $cursor->_session->session_id->{id}->data );
my $cursor_command = $events[-2]->{ command };
my $cursor_command_sid = uuid_to_string( $cursor_command->{'lsid'}->{id}->data );
is $cursor_command_sid, $lsid, "Cursor sent with correct lsid";
subtest 'All cursor calls in same session' => sub {
# Call first batch run outside of loop as doesnt fetch intially
my @items = $cursor->batch;
while ( @items = $cursor->batch ) {
my $command = $events[-2]->{ command };
ok exists $command->{'lsid'}, "cursor has session";
my $cursor_session_id = uuid_to_string( $command->{'lsid'}->{id}->data );
is $cursor_session_id, $lsid, "Cursor is using given session";
}
};
# implicit session goes out of scope when cursor does
undef $cursor;
my $retired_session_id = defined $conn->_server_session_pool->_server_session_pool->[0]
? uuid_to_string( $conn->_server_session_pool->_server_session_pool->[0]->session_id->{id}->data )
: '';
is $retired_session_id, $lsid, "Session returned to pool at end of cursor lifetime";
};
clear_testdbs;
done_testing;
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