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# Copyright (c) 2021-2022, PostgreSQL Global Development Group
# Test the behavior of pg_verifybackup when the backup manifest has
# problems.
use strict;
use warnings;
use Cwd;
use Config;
use PostgreSQL::Test::Cluster;
use PostgreSQL::Test::Utils;
use Test::More;
my $tempdir = PostgreSQL::Test::Utils::tempdir;
test_bad_manifest(
'input string ended unexpectedly',
qr/could not parse backup manifest: parsing failed/,
<<EOM);
{
EOM
test_parse_error('unexpected object end', <<EOM);
{}
EOM
test_parse_error('unexpected array start', <<EOM);
[]
EOM
test_parse_error('expected version indicator', <<EOM);
{"not-expected": 1}
EOM
test_parse_error('unexpected manifest version', <<EOM);
{"PostgreSQL-Backup-Manifest-Version": "phooey"}
EOM
test_parse_error('unexpected scalar', <<EOM);
{"PostgreSQL-Backup-Manifest-Version": 1, "Files": true}
EOM
test_parse_error('unrecognized top-level field', <<EOM);
{"PostgreSQL-Backup-Manifest-Version": 1, "Oops": 1}
EOM
test_parse_error('unexpected object start', <<EOM);
{"PostgreSQL-Backup-Manifest-Version": 1, "Files": {}}
EOM
test_parse_error('missing path name', <<EOM);
{"PostgreSQL-Backup-Manifest-Version": 1, "Files": [{}]}
EOM
test_parse_error('both path name and encoded path name', <<EOM);
{"PostgreSQL-Backup-Manifest-Version": 1, "Files": [
{"Path": "x", "Encoded-Path": "1234"}
]}
EOM
test_parse_error('unexpected file field', <<EOM);
{"PostgreSQL-Backup-Manifest-Version": 1, "Files": [
{"Oops": 1}
]}
EOM
test_parse_error('missing size', <<EOM);
{"PostgreSQL-Backup-Manifest-Version": 1, "Files": [
{"Path": "x"}
]}
EOM
test_parse_error('file size is not an integer', <<EOM);
{"PostgreSQL-Backup-Manifest-Version": 1, "Files": [
{"Path": "x", "Size": "Oops"}
]}
EOM
test_parse_error('could not decode file name', <<EOM);
{"PostgreSQL-Backup-Manifest-Version": 1, "Files": [
{"Encoded-Path": "123", "Size": 0}
]}
EOM
test_fatal_error('duplicate path name in backup manifest', <<EOM);
{"PostgreSQL-Backup-Manifest-Version": 1, "Files": [
{"Path": "x", "Size": 0},
{"Path": "x", "Size": 0}
]}
EOM
test_parse_error('checksum without algorithm', <<EOM);
{"PostgreSQL-Backup-Manifest-Version": 1, "Files": [
{"Path": "x", "Size": 100, "Checksum": "Oops"}
]}
EOM
test_fatal_error('unrecognized checksum algorithm', <<EOM);
{"PostgreSQL-Backup-Manifest-Version": 1, "Files": [
{"Path": "x", "Size": 100, "Checksum-Algorithm": "Oops", "Checksum": "00"}
]}
EOM
test_fatal_error('invalid checksum for file', <<EOM);
{"PostgreSQL-Backup-Manifest-Version": 1, "Files": [
{"Path": "x", "Size": 100, "Checksum-Algorithm": "CRC32C", "Checksum": "0"}
]}
EOM
test_parse_error('missing start LSN', <<EOM);
{"PostgreSQL-Backup-Manifest-Version": 1, "WAL-Ranges": [
{"Timeline": 1}
]}
EOM
test_parse_error('missing end LSN', <<EOM);
{"PostgreSQL-Backup-Manifest-Version": 1, "WAL-Ranges": [
{"Timeline": 1, "Start-LSN": "0/0"}
]}
EOM
test_parse_error('unexpected WAL range field', <<EOM);
{"PostgreSQL-Backup-Manifest-Version": 1, "WAL-Ranges": [
{"Oops": 1}
]}
EOM
test_parse_error('missing timeline', <<EOM);
{"PostgreSQL-Backup-Manifest-Version": 1, "WAL-Ranges": [
{}
]}
EOM
test_parse_error('unexpected object end', <<EOM);
{"PostgreSQL-Backup-Manifest-Version": 1, "WAL-Ranges": [
{"Timeline": 1, "Start-LSN": "0/0", "End-LSN": "0/0"}
]}
EOM
test_parse_error('timeline is not an integer', <<EOM);
{"PostgreSQL-Backup-Manifest-Version": 1, "WAL-Ranges": [
{"Timeline": true, "Start-LSN": "0/0", "End-LSN": "0/0"}
]}
EOM
test_parse_error('could not parse start LSN', <<EOM);
{"PostgreSQL-Backup-Manifest-Version": 1, "WAL-Ranges": [
{"Timeline": 1, "Start-LSN": "oops", "End-LSN": "0/0"}
]}
EOM
test_parse_error('could not parse end LSN', <<EOM);
{"PostgreSQL-Backup-Manifest-Version": 1, "WAL-Ranges": [
{"Timeline": 1, "Start-LSN": "0/0", "End-LSN": "oops"}
]}
EOM
test_parse_error('expected at least 2 lines', <<EOM);
{"PostgreSQL-Backup-Manifest-Version": 1, "Files": [], "Manifest-Checksum": null}
EOM
my $manifest_without_newline = <<EOM;
{"PostgreSQL-Backup-Manifest-Version": 1,
"Files": [],
"Manifest-Checksum": null}
EOM
chomp($manifest_without_newline);
test_parse_error('last line not newline-terminated',
$manifest_without_newline);
test_fatal_error('invalid manifest checksum', <<EOM);
{"PostgreSQL-Backup-Manifest-Version": 1, "Files": [],
"Manifest-Checksum": "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz01234567890-"}
EOM
sub test_parse_error
{
local $Test::Builder::Level = $Test::Builder::Level + 1;
my ($test_name, $manifest_contents) = @_;
test_bad_manifest($test_name,
qr/could not parse backup manifest: $test_name/,
$manifest_contents);
return;
}
sub test_fatal_error
{
local $Test::Builder::Level = $Test::Builder::Level + 1;
my ($test_name, $manifest_contents) = @_;
test_bad_manifest($test_name, qr/fatal: $test_name/, $manifest_contents);
return;
}
sub test_bad_manifest
{
local $Test::Builder::Level = $Test::Builder::Level + 1;
my ($test_name, $regexp, $manifest_contents) = @_;
open(my $fh, '>', "$tempdir/backup_manifest") || die "open: $!";
print $fh $manifest_contents;
close($fh);
command_fails_like([ 'pg_verifybackup', $tempdir ], $regexp, $test_name);
return;
}
done_testing();
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