1--perl 2use strict; 3 4use File::Basename; 5use IO::File; 6use lib "lib/"; 7use My::Find; 8 9# 10# Include file that sets the following environment variables: 11# MTR_NDB_NO_OF_NODES - Number of ndb[mt]d data nodes 12# MTR_NDB_NO_OF_REPLICAS - Number of replicas 13# MTR_NDB_MAX_NO_OF_TABLES - Max number of tables 14# MTR_NDB_MAX_NO_OF_ORDERED_INDEXES - Max number of ordered indexes 15# MTR_NDB_DATA_MEMORY - Data memory per node 16# MTR_NDB_INDEX_MEMORY - Index memory per node 17# MTR_NDB_USABLE_DATA_MEMORY - Data memory available for user (#nodes * data_memory / #replicas) 18# MTR_NDB_USABLE_INDEX_MEMORY - Index memory available for user (#nodes * index_memory / #replicas) 19# 20 21# 22# Set up paths 23# 24my $vardir = $ENV{MYSQLTEST_VARDIR} or die "Need MYSQLTEST_VARDIR"; 25my $mysql_test_dir = $ENV{MYSQL_TEST_DIR} or die "Need MYSQL_TEST_DIR"; 26my $basedir = dirname($mysql_test_dir); 27my $ndb_connectstring = $ENV{NDB_CONNECTSTRING} or die "Need NDB_CONNECTSTRING"; 28 29# 30# Check if the needed jars are available 31# 32my $ndb_config = my_find_file($basedir, 33 ["storage/ndb/tools", "bin"], 34 ["ndb_config", "ndb_config.exe"], NOT_REQUIRED); 35 36my $fields = "NoOfReplicas,MaxNoOfTables,MaxNoOfOrderedIndexes,DataMemory,IndexMemory"; 37my $cmd = "$ndb_config --ndb-connectstring='$ndb_connectstring' -q '$fields' -f ',' -r '\\n'"; 38print "Calling ndb_config: '$cmd'\n"; 39my $output = `$cmd`; 40 41my $no_of_nodes = 0; 42my $no_of_replicas = 0; 43my $max_no_of_tables = 0; 44my $max_no_of_ordered_indexes = 0; 45my $data_memory = 0; 46my $index_memory = 0; 47 48foreach my $line (split("\n", $output)) { 49 # Skip empty lines 50 next if ($line =~ m/^,+$/g); 51 52 # One line per node 53 $no_of_nodes++; 54 55 # Same on each line (node) 56 ($no_of_replicas, $max_no_of_tables, $max_no_of_ordered_indexes, $data_memory, $index_memory) = split(',', $line); 57} 58 59my $usable_data_memory = 0; 60my $usable_index_memory = 0; 61 62if ($no_of_replicas > 0) { 63 $usable_data_memory = $no_of_nodes * $data_memory / $no_of_replicas; 64 $usable_index_memory = $no_of_nodes * $index_memory / $no_of_replicas; 65} else { 66 die "Failed to parse ndb_config output - could not get number of replicas"; 67} 68 69sub get_first_last { 70 my $type = shift; 71 72 my $cmd = "$ndb_config --ndb-connectstring='$ndb_connectstring' -q 'NodeId' -f '' -r ',' --type=$type"; 73 my $output = `$cmd`; 74 chomp($output); 75 my @nums = split(',', $output); 76 my @sorted = sort(@nums); 77 return ($sorted[0], $sorted[scalar(@sorted) - 1]); 78} 79 80my ($first_ndbd_nodeid, $last_ndbd_nodeid) = get_first_last('ndbd'); 81my ($first_mgmd_nodeid, $last_mgmd_nodeid) = get_first_last('ndb_mgmd'); 82 83my $file_name = "$vardir/tmp/ndb_info_result.inc"; 84my $F = IO::File->new($file_name, 'w') or die "Could not open '$file_name' for writing"; 85print $F "--let \$MTR_NDB_NO_OF_NODES= $no_of_nodes\n"; 86print $F "--let \$MTR_NDB_NO_OF_REPLICAS= $no_of_replicas\n"; 87print $F "--let \$MTR_NDB_MAX_NO_OF_TABLES= $max_no_of_tables\n"; 88print $F "--let \$MTR_NDB_MAX_NO_OF_ORDERED_INDEXES= $max_no_of_ordered_indexes\n"; 89print $F "--let \$MTR_NDB_DATA_MEMORY= $data_memory\n"; 90print $F "--let \$MTR_NDB_INDEX_MEMORY= $index_memory\n"; 91print $F "--let \$MTR_NDB_USABLE_DATA_MEMORY= $usable_data_memory\n"; 92print $F "--let \$MTR_NDB_USABLE_INDEX_MEMORY= $usable_index_memory\n"; 93print $F "--let \$MTR_NDB_FIRST_NDBD_NODEID= $first_ndbd_nodeid\n"; 94print $F "--let \$MTR_NDB_LAST_NDBD_NODEID= $last_ndbd_nodeid\n"; 95print $F "--let \$MTR_NDB_FIRST_MGMD_NODEID= $first_mgmd_nodeid\n"; 96print $F "--let \$MTR_NDB_LAST_MGMD_NODEID= $last_mgmd_nodeid\n"; 97$F->close(); 98 99EOF 100 101--source $MYSQLTEST_VARDIR/tmp/ndb_info_result.inc 102