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# Copyright (c) 2021-2022, PostgreSQL Global Development Group
# Verify that we can take and verify backups with various checksum types.
use strict;
use warnings;
use File::Path qw(rmtree);
use PostgreSQL::Test::Cluster;
use PostgreSQL::Test::Utils;
use Test::More;
my $primary = PostgreSQL::Test::Cluster->new('primary');
$primary->init(allows_streaming => 1);
$primary->start;
for my $algorithm (qw(bogus none crc32c sha224 sha256 sha384 sha512))
{
my $backup_path = $primary->backup_dir . '/' . $algorithm;
my @backup = (
'pg_basebackup', '-D', $backup_path,
'--manifest-checksums', $algorithm, '--no-sync', '-cfast');
my @verify = ('pg_verifybackup', '-e', $backup_path);
# A backup with a bogus algorithm should fail.
if ($algorithm eq 'bogus')
{
$primary->command_fails(\@backup,
"backup fails with algorithm \"$algorithm\"");
next;
}
# A backup with a valid algorithm should work.
$primary->command_ok(\@backup, "backup ok with algorithm \"$algorithm\"");
# We expect each real checksum algorithm to be mentioned on every line of
# the backup manifest file except the first and last; for simplicity, we
# just check that it shows up lots of times. When the checksum algorithm
# is none, we just check that the manifest exists.
if ($algorithm eq 'none')
{
ok(-f "$backup_path/backup_manifest", "backup manifest exists");
}
else
{
my $manifest = slurp_file("$backup_path/backup_manifest");
my $count_of_algorithm_in_manifest =
(() = $manifest =~ /$algorithm/mig);
cmp_ok($count_of_algorithm_in_manifest,
'>', 100, "$algorithm is mentioned many times in the manifest");
}
# Make sure that it verifies OK.
$primary->command_ok(\@verify,
"verify backup with algorithm \"$algorithm\"");
# Remove backup immediately to save disk space.
rmtree($backup_path);
}
done_testing();
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