# Copyright (c) 2025, PostgreSQL Global Development Group
# Tests for file transfer modes
use strict;
use warnings FATAL => 'all';
use PostgreSQL::Test::Cluster;
use PostgreSQL::Test::Utils;
use Test::More;
sub test_mode
{
my ($mode) = @_;
my $old =
PostgreSQL::Test::Cluster->new('old', install_path => $ENV{oldinstall});
my $new = PostgreSQL::Test::Cluster->new('new');
# --swap can't be used to upgrade from versions older than 10, so just skip # the test if the old cluster version is too old. if ($old->pg_version < 10 && $mode eq "--swap")
{
$old->clean_node();
$new->clean_node();
return;
}
if (defined($ENV{oldinstall}))
{ # Checksums are now enabled by default, but weren't before 18, so pass # '-k' to initdb on older versions so that upgrades work.
$old->init(extra => ['-k']);
} else
{
$old->init();
}
$new->init();
# Create a small variety of simple test objects on the old cluster. We'll # check that these reach the new version after upgrading.
$old->start;
$old->safe_psql('postgres', "CREATE TABLE test1 AS SELECT generate_series(1, 100)");
$old->safe_psql('postgres', "CREATE DATABASE testdb1");
$old->safe_psql('testdb1', "CREATE TABLE test2 AS SELECT generate_series(200, 300)");
$old->safe_psql('testdb1', "VACUUM FULL test2");
$old->safe_psql('testdb1', "CREATE SEQUENCE testseq START 5432");
# For cross-version tests, we can also check that pg_upgrade handles # tablespaces. if (defined($ENV{oldinstall}))
{
my $tblspc = PostgreSQL::Test::Utils::tempdir_short();
$old->safe_psql('postgres', "CREATE TABLESPACE test_tblspc LOCATION '$tblspc'");
$old->safe_psql('postgres', "CREATE DATABASE testdb2 TABLESPACE test_tblspc");
$old->safe_psql('postgres', "CREATE TABLE test3 TABLESPACE test_tblspc AS SELECT generate_series(300, 401)"
);
$old->safe_psql('testdb2', "CREATE TABLE test4 AS SELECT generate_series(400, 502)");
}
$old->stop;
my $result = command_ok_or_fails_like(
[ 'pg_upgrade', '--no-sync', '--old-datadir' => $old->data_dir, '--new-datadir' => $new->data_dir, '--old-bindir' => $old->config_data('--bindir'), '--new-bindir' => $new->config_data('--bindir'), '--socketdir' => $new->host, '--old-port' => $old->port, '--new-port' => $new->port,
$mode
],
qr/.* not supported on this platform|could not .* between old and new data directories: .*/,
qr/^$/, "pg_upgrade with transfer mode $mode");
# If pg_upgrade was successful, check that all of our test objects reached # the new version. if ($result)
{
$new->start;
$result = $new->safe_psql('postgres', "SELECT COUNT(*) FROM test1");
is($result, '100', "test1 data after pg_upgrade $mode");
$result = $new->safe_psql('testdb1', "SELECT COUNT(*) FROM test2");
is($result, '101', "test2 data after pg_upgrade $mode");
$result = $new->safe_psql('testdb1', "SELECT nextval('testseq')");
is($result, '5432', "sequence data after pg_upgrade $mode");
# For cross-version tests, we should have some objects in a non-default # tablespace. if (defined($ENV{oldinstall}))
{
$result =
$new->safe_psql('postgres', "SELECT COUNT(*) FROM test3");
is($result, '102', "test3 data after pg_upgrade $mode");
$result =
$new->safe_psql('testdb2', "SELECT COUNT(*) FROM test4");
is($result, '103', "test4 data after pg_upgrade $mode");
}
$new->stop;
}
$old->clean_node();
$new->clean_node();
}
# Run pg_upgrade in tmp_check to avoid leaving files like # delete_old_cluster.{sh,bat} in the source directory for VPATH and meson # builds.
chdir ${PostgreSQL::Test::Utils::tmp_check};
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