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mirror of https://github.com/pgbackrest/pgbackrest.git synced 2024-12-14 10:13:05 +02:00
pgbackrest/lib/BackRest/Info.pm

335 lines
14 KiB
Perl

####################################################################################################################################
# INFO MODULE
####################################################################################################################################
package BackRest::Info;
use strict;
use warnings FATAL => qw(all);
use Carp qw(confess);
use Exporter qw(import);
use File::Basename qw(dirname);
use lib dirname($0);
use BackRest::BackupCommon;
use BackRest::BackupInfo;
use BackRest::Config;
use BackRest::File;
use BackRest::Ini;
use BackRest::Manifest;
use BackRest::Utility;
####################################################################################################################################
# Operation constants
####################################################################################################################################
use constant OP_INFO_LIST_STANZA => 'Info->listStanza';
our @EXPORT = qw(OP_INFO_LIST_STANZA);
####################################################################################################################################
# Info constants
####################################################################################################################################
use constant INFO_SECTION_BACKREST => 'backrest';
use constant INFO_SECTION_ARCHIVE => 'archive';
use constant INFO_SECTION_DB => 'database';
use constant INFO_SECTION_INFO => 'info';
use constant INFO_SECTION_REPO => 'repository';
use constant INFO_SECTION_TIMESTAMP => 'timestamp';
use constant INFO_SECTION_STATUS => 'status';
use constant INFO_STANZA_NAME => 'name';
use constant INFO_STANZA_STATUS_OK => 'ok';
use constant INFO_STANZA_STATUS_ERROR => 'error';
use constant INFO_STANZA_STATUS_OK_CODE => 0;
use constant INFO_STANZA_STATUS_OK_MESSAGE => INFO_STANZA_STATUS_OK;
use constant INFO_STANZA_STATUS_MISSING_STANZA_CODE => 1;
use constant INFO_STANZA_STATUS_MISSING_STANZA_MESSAGE => 'missing stanza path';
use constant INFO_STANZA_STATUS_NO_BACKUP_CODE => 2;
use constant INFO_STANZA_STATUS_NO_BACKUP_MESSAGE => 'no valid backups';
use constant INFO_KEY_CODE => 'code';
use constant INFO_KEY_DELTA => 'delta';
use constant INFO_KEY_FORMAT => 'format';
use constant INFO_KEY_ID => 'id';
use constant INFO_KEY_LABEL => 'label';
use constant INFO_KEY_MESSAGE => 'message';
use constant INFO_KEY_PRIOR => 'prior';
use constant INFO_KEY_REFERENCE => 'reference';
use constant INFO_KEY_SIZE => 'size';
use constant INFO_KEY_START => 'start';
use constant INFO_KEY_STOP => 'stop';
use constant INFO_KEY_SYSTEM_ID => 'system-id';
use constant INFO_KEY_TYPE => 'type';
use constant INFO_KEY_VERSION => 'version';
####################################################################################################################################
# CONSTRUCTOR
####################################################################################################################################
sub new
{
my $class = shift; # Class name
my $oFile = shift; # Remote object
# Create the class hash
my $self = {};
bless $self, $class;
# Set variables
$self->{oFile} = $oFile;
return $self;
}
####################################################################################################################################
# info
####################################################################################################################################
sub info
{
my $self = shift;
# Get stanza if specified
my $strStanza = optionTest(OPTION_STANZA) ? optionGet(OPTION_STANZA) : undef;
# Create the file object
my $oFile = new BackRest::File
(
$strStanza,
optionRemoteTypeTest(BACKUP) ? optionGet(OPTION_REPO_REMOTE_PATH) : optionGet(OPTION_REPO_PATH),
optionRemoteTypeTest(BACKUP) ? BACKUP : NONE,
protocolGet(!optionRemoteTypeTest(BACKUP))
);
# Get the stanza list with all info
my $oStanzaList = $self->listStanza($oFile, $strStanza);
if (optionTest(OPTION_OUTPUT, INFO_OUTPUT_TEXT))
{
my $strOutput;
foreach my $oStanzaInfo (@{$oStanzaList})
{
$strOutput = defined($strOutput) ? $strOutput .= "\n" : '';
$strOutput .= 'stanza ' . $$oStanzaInfo{&INFO_STANZA_NAME} . "\n";
$strOutput .= ' status: ' . ($$oStanzaInfo{&INFO_SECTION_STATUS}{&INFO_KEY_CODE} == 0 ? INFO_STANZA_STATUS_OK :
INFO_STANZA_STATUS_ERROR . ' (' . $$oStanzaInfo{&INFO_SECTION_STATUS}{&INFO_KEY_MESSAGE} . ')') . "\n";
if (@{$$oStanzaInfo{&INFO_BACKUP_SECTION_BACKUP}} > 0)
{
my $oOldestBackup = $$oStanzaInfo{&INFO_BACKUP_SECTION_BACKUP}[0];
$strOutput .= ' oldest backup label: ' . $$oOldestBackup{&INFO_KEY_LABEL} . "\n";
$strOutput .= ' oldest backup timestamp: ' .
timestamp_string_get(undef, $$oOldestBackup{&INFO_BACKUP_KEY_TIMESTAMP_STOP}) . "\n";
my $oLatestBackup = $$oStanzaInfo{&INFO_BACKUP_SECTION_BACKUP}[@{$$oStanzaInfo{&INFO_BACKUP_SECTION_BACKUP}} - 1];
$strOutput .= ' latest backup label: ' . $$oLatestBackup{&INFO_KEY_LABEL} . "\n";
$strOutput .= ' latest backup timestamp: ' .
timestamp_string_get(undef, $$oLatestBackup{&INFO_BACKUP_KEY_TIMESTAMP_STOP}) . "\n";
}
}
syswrite(*STDOUT, $strOutput);
}
elsif (optionTest(OPTION_OUTPUT, INFO_OUTPUT_JSON))
{
my $oJSON = JSON::PP->new()->canonical()->pretty()->indent_length(4);
syswrite(*STDOUT, $oJSON->encode($oStanzaList));
}
else
{
confess &log(ASSERT, "invalid info output option '" . optionGet(OPTION_OUTPUT) . "'");
}
return 0;
}
####################################################################################################################################
# listStanza
####################################################################################################################################
sub listStanza
{
my $self = shift;
my $oFile = shift;
my $strStanza = shift;
# Set operation and debug strings
my $strOperation = OP_INFO_LIST_STANZA;
&log(DEBUG, "${strOperation}". (defined($strStanza) ? ": stanza = ${strStanza}" : ''));
my @oStanzaList;
if ($oFile->is_remote(PATH_BACKUP))
{
# Build param hash
my $oParamHash = undef;
if (defined($strStanza))
{
$$oParamHash{'stanza'} = $strStanza;
}
# Trace the remote parameters
&log(TRACE, "${strOperation}: remote (" . $oFile->{oProtocol}->command_param_string($oParamHash) . ')');
# Execute the command
my $strStanzaList = $oFile->{oProtocol}->command_execute($strOperation, $oParamHash, true);
# Trace the remote response
&log(TRACE, "${strOperation}: remote json response (${strStanzaList})");
my $oJSON = JSON::PP->new();
return $oJSON->decode($strStanzaList);
}
else
{
my @stryStanza = $oFile->list(PATH_BACKUP, CMD_BACKUP, undef, undef, true);
foreach my $strStanzaFound (@stryStanza)
{
if (defined($strStanza) && $strStanza ne $strStanzaFound)
{
next;
}
my $oStanzaInfo = {};
$$oStanzaInfo{&INFO_STANZA_NAME} = $strStanzaFound;
($$oStanzaInfo{&INFO_BACKUP_SECTION_BACKUP}, $$oStanzaInfo{&INFO_BACKUP_SECTION_DB}) =
$self->listBackup($oFile, $strStanzaFound);
if (@{$$oStanzaInfo{&INFO_BACKUP_SECTION_BACKUP}} == 0)
{
$$oStanzaInfo{&INFO_SECTION_STATUS} =
{
&INFO_KEY_CODE => INFO_STANZA_STATUS_NO_BACKUP_CODE,
&INFO_KEY_MESSAGE => INFO_STANZA_STATUS_NO_BACKUP_MESSAGE
};
}
else
{
$$oStanzaInfo{&INFO_SECTION_STATUS} =
{
&INFO_KEY_CODE => INFO_STANZA_STATUS_OK_CODE,
&INFO_KEY_MESSAGE => INFO_STANZA_STATUS_OK_MESSAGE
};
}
push @oStanzaList, $oStanzaInfo;
}
if (defined($strStanza) && @oStanzaList == 0)
{
my $oStanzaInfo = {};
$$oStanzaInfo{&INFO_STANZA_NAME} = $strStanza;
$$oStanzaInfo{&INFO_SECTION_STATUS} =
{
&INFO_KEY_CODE => INFO_STANZA_STATUS_MISSING_STANZA_CODE,
&INFO_KEY_MESSAGE => INFO_STANZA_STATUS_MISSING_STANZA_MESSAGE
};
$$oStanzaInfo{&INFO_BACKUP_SECTION_BACKUP} = [];
$$oStanzaInfo{&INFO_BACKUP_SECTION_DB} = [];
push @oStanzaList, $oStanzaInfo;
}
}
return \@oStanzaList;
}
####################################################################################################################################
# listBackup
###################################################################################################################################
sub listBackup
{
my $self = shift;
my $oFile = shift;
my $strStanza = shift;
# Load or build backup.info
my $oBackupInfo = new BackRest::BackupInfo($oFile->path_get(PATH_BACKUP, CMD_BACKUP . "/${strStanza}"));
# Build the db list
my @oyDbList;
foreach my $iHistoryId ($oBackupInfo->keys(INFO_BACKUP_SECTION_DB_HISTORY))
{
my $oDbHash =
{
&INFO_KEY_ID => $iHistoryId,
&INFO_KEY_VERSION =>
$oBackupInfo->get(INFO_BACKUP_SECTION_DB_HISTORY, $iHistoryId, INFO_BACKUP_KEY_DB_VERSION),
&INFO_KEY_SYSTEM_ID =>
$oBackupInfo->get(INFO_BACKUP_SECTION_DB_HISTORY, $iHistoryId, INFO_BACKUP_KEY_SYSTEM_ID)
};
push(@oyDbList, $oDbHash);
}
# Build the backup list
my @oyBackupList;
foreach my $strBackup ($oBackupInfo->keys(INFO_BACKUP_SECTION_BACKUP_CURRENT))
{
my $oBackupHash =
{
&INFO_SECTION_ARCHIVE =>
{
&INFO_KEY_START =>
$oBackupInfo->get(INFO_BACKUP_SECTION_BACKUP_CURRENT, $strBackup, INFO_BACKUP_KEY_ARCHIVE_START, false),
&INFO_KEY_STOP =>
$oBackupInfo->get(INFO_BACKUP_SECTION_BACKUP_CURRENT, $strBackup, INFO_BACKUP_KEY_ARCHIVE_STOP, false),
},
&INFO_SECTION_BACKREST =>
{
&INFO_KEY_FORMAT =>
$oBackupInfo->getNumeric(INFO_BACKUP_SECTION_BACKUP_CURRENT, $strBackup, INI_KEY_FORMAT),
&INFO_KEY_VERSION =>
$oBackupInfo->get(INFO_BACKUP_SECTION_BACKUP_CURRENT, $strBackup, INI_KEY_VERSION)
},
&INFO_SECTION_DB =>
{
&INFO_KEY_ID =>
$oBackupInfo->getNumeric(INFO_BACKUP_SECTION_BACKUP_CURRENT, $strBackup, INFO_BACKUP_KEY_HISTORY_ID)
},
&INFO_SECTION_INFO =>
{
&INFO_SECTION_REPO =>
{
&INFO_KEY_SIZE =>
$oBackupInfo->get(INFO_BACKUP_SECTION_BACKUP_CURRENT, $strBackup, INFO_BACKUP_KEY_BACKUP_REPO_SIZE),
&INFO_KEY_DELTA =>
$oBackupInfo->get(INFO_BACKUP_SECTION_BACKUP_CURRENT, $strBackup, INFO_BACKUP_KEY_BACKUP_REPO_SIZE_DELTA),
},
&INFO_KEY_SIZE =>
$oBackupInfo->get(INFO_BACKUP_SECTION_BACKUP_CURRENT, $strBackup, INFO_BACKUP_KEY_BACKUP_SIZE),
&INFO_KEY_DELTA =>
$oBackupInfo->get(INFO_BACKUP_SECTION_BACKUP_CURRENT, $strBackup, INFO_BACKUP_KEY_BACKUP_SIZE_DELTA),
},
&INFO_SECTION_TIMESTAMP =>
{
&INFO_KEY_START =>
$oBackupInfo->getNumeric(INFO_BACKUP_SECTION_BACKUP_CURRENT, $strBackup, INFO_BACKUP_KEY_TIMESTAMP_START),
&INFO_KEY_STOP =>
$oBackupInfo->getNumeric(INFO_BACKUP_SECTION_BACKUP_CURRENT, $strBackup, INFO_BACKUP_KEY_TIMESTAMP_STOP),
},
&INFO_KEY_LABEL => $strBackup,
&INFO_KEY_PRIOR =>
$oBackupInfo->get(INFO_BACKUP_SECTION_BACKUP_CURRENT, $strBackup, INFO_BACKUP_KEY_PRIOR, false),
&INFO_KEY_REFERENCE =>
$oBackupInfo->get(INFO_BACKUP_SECTION_BACKUP_CURRENT, $strBackup, INFO_BACKUP_KEY_REFERENCE, false),
&INFO_KEY_TYPE =>
$oBackupInfo->get(INFO_BACKUP_SECTION_BACKUP_CURRENT, $strBackup, INFO_BACKUP_KEY_TYPE)
};
push(@oyBackupList, $oBackupHash);
}
return \@oyBackupList, \@oyDbList;
}
1;