2016-06-24 14:12:58 +02:00
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####################################################################################################################################
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# HostDbTest.pm - Database host
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####################################################################################################################################
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package pgBackRestTest::Backup::Common::HostDbTest;
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use parent 'pgBackRestTest::Backup::Common::HostDbCommonTest';
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####################################################################################################################################
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# Perl includes
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####################################################################################################################################
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use strict;
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use warnings FATAL => qw(all);
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use Carp qw(confess);
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use DBI;
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use Exporter qw(import);
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our @EXPORT = qw();
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use pgBackRest::Common::Exception;
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use pgBackRest::Common::Log;
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use pgBackRest::Common::String;
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use pgBackRest::Common::Wait;
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2016-08-12 04:35:24 +02:00
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use pgBackRest::DbVersion;
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2016-06-24 14:12:58 +02:00
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use pgBackRest::FileCommon;
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use pgBackRest::Manifest;
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use pgBackRest::Version;
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use pgBackRestTest::Backup::Common::HostBackupTest;
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use pgBackRestTest::Backup::Common::HostBaseTest;
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use pgBackRestTest::Backup::Common::HostDbCommonTest;
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use pgBackRestTest::Common::HostGroupTest;
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####################################################################################################################################
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# Host parameters
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####################################################################################################################################
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use constant HOST_PARAM_DB_BIN_PATH => 'db-bin-path';
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push @EXPORT, qw(HOST_PARAM_DB_BIN_PATH);
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use constant HOST_PARAM_DB_LOG_FILE => 'db-log-file';
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push @EXPORT, qw(HOST_PARAM_LOG_DB_FILE);
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use constant HOST_PARAM_DB_LOG_PATH => 'db-log-path';
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push @EXPORT, qw(HOST_PARAM_LOG_DB_PATH);
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use constant HOST_PARAM_DB_PORT => 'db-port';
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push @EXPORT, qw(HOST_PARAM_DB_PORT);
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use constant HOST_PARAM_DB_SOCKET_PATH => 'db-socket-path';
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push @EXPORT, qw(HOST_PARAM_DB_SOCKET_PATH);
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use constant HOST_PARAM_DB_VERSION => 'db-version';
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push @EXPORT, qw(HOST_PARAM_DB_VERSION);
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####################################################################################################################################
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# Db defaults
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####################################################################################################################################
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use constant HOST_DB_PORT => 6543;
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push @EXPORT, qw(HOST_DB_PORT);
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use constant HOST_DB_DEFAULT => 'postgres';
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push @EXPORT, qw(HOST_DB_DEFAULT);
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use constant HOST_DB_TIMEOUT => 30;
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push @EXPORT, qw(HOST_DB_TIMEOUT);
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####################################################################################################################################
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# new
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####################################################################################################################################
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sub new
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{
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my $class = shift; # Class name
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# Assign function parameters, defaults, and log debug info
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my
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(
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$strOperation,
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$oParam,
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) =
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logDebugParam
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(
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__PACKAGE__ . '->new', \@_,
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{name => 'oParam', required => false, trace => true},
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);
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# Get db version
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my $oHostGroup = hostGroupGet();
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my $strDbVersion = $oHostGroup->paramGet(HOST_PARAM_DB_VERSION);
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my $self = $class->SUPER::new(
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{
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strName => HOST_DB_MASTER,
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strImage => 'backrest/' . $oHostGroup->paramGet(HOST_PARAM_VM) . "-db-${strDbVersion}-test-pre",
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strUser => $oHostGroup->paramGet(HOST_DB_MASTER_USER),
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strVm => $oHostGroup->paramGet(HOST_PARAM_VM),
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oHostBackup => $$oParam{oHostBackup},
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});
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bless $self, $class;
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# Set parameters
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$self->paramSet(HOST_PARAM_DB_BIN_PATH, $oHostGroup->paramGet(HOST_PARAM_DB_BIN_PATH));
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$self->paramSet(HOST_PARAM_DB_VERSION, $strDbVersion);
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$self->paramSet(HOST_PARAM_DB_SOCKET_PATH, $self->dbPath());
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$self->paramSet(HOST_PARAM_DB_PORT, HOST_DB_PORT);
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$self->paramSet(HOST_PARAM_DB_LOG_PATH, $self->testPath());
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$self->paramSet(HOST_PARAM_DB_LOG_FILE, $self->dbLogPath() . '/postgresql.log');
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# Get Db version
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if (defined($strDbVersion))
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{
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my $strOutLog = $self->executeSimple($self->dbBinPath() . '/postgres --version');
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my @stryVersionToken = split(/ /, $strOutLog);
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@stryVersionToken = split(/\./, $stryVersionToken[2]);
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my $strDbVersionActual = $stryVersionToken[0] . '.' . trim($stryVersionToken[1]);
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# Warn if this is a devel/alpha/beta version
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my $strVersionRegExp = '(devel|((alpha|beta|rc)[0-9]+))$';
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if ($strDbVersionActual =~ /$strVersionRegExp/)
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{
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my $strDevVersion = $strDbVersionActual;
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$strDbVersionActual =~ s/$strVersionRegExp//;
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$strDevVersion = substr($strDevVersion, length($strDbVersionActual));
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&log(WARN, "Testing against ${strDbVersionActual} ${strDevVersion} version");
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}
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# Don't run unit tests for unsupported versions
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my @stryVersionSupport = versionSupport();
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if ($strDbVersionActual < $stryVersionSupport[0])
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{
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confess &log(ERROR, "only PostgreSQL version $stryVersionSupport[0] and up are supported");
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}
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if ($strDbVersion ne $strDbVersionActual)
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{
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confess &log(ERROR, "actual database version ${strDbVersionActual} does not match expected version ${strDbVersion}");
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}
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}
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# Return from function and log return values if any
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return logDebugReturn
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(
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$strOperation,
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{name => 'self', value => $self, trace => true}
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);
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}
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####################################################################################################################################
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# sqlConnect
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####################################################################################################################################
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sub sqlConnect
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{
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my $self = shift;
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my $hParam = shift;
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# Set defaults
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my $iTimeout = defined($$hParam{iTimeout}) ? $$hParam{iTimeout} : HOST_DB_TIMEOUT;
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my $strDb = defined($$hParam{strDb}) ? $$hParam{strDb} : HOST_DB_DEFAULT;
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if (!defined($self->{db}{$strDb}{hDb}))
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{
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# Setup the wait loop
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my $oWait = waitInit($iTimeout);
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do
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{
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# Connect to the db (whether it is local or remote)
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$self->{db}{$strDb}{hDb} =
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DBI->connect(
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"dbi:Pg:dbname=${strDb};port=" . $self->dbPort() . ';host=' . $self->dbSocketPath(),
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$self->userGet(), undef,
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{AutoCommit => 0, RaiseError => 0, PrintError => 0});
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return $self->{db}{$strDb}{hDb} if $self->{db}{$strDb}{hDb};
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}
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while (!defined($self->{db}{$strDb}{hDb}) && waitMore($oWait));
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if (!defined($self->{db}{$strDb}{hDb}))
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{
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confess &log(ERROR, "unable to connect to PostgreSQL after ${iTimeout} second(s):\n" . $DBI::errstr, ERROR_DB_CONNECT);
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}
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}
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return $self->{db}{$strDb}{hDb};
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}
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####################################################################################################################################
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# sqlDisconnect
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####################################################################################################################################
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sub sqlDisconnect
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{
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my $self = shift;
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my $hParam = shift;
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foreach my $strDb (keys(%{$self->{db}}))
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{
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if (defined($$hParam{$strDb}) && $$hParam{$strDb} ne $strDb)
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{
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next;
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}
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if (defined($self->{db}{$strDb}{hDb}))
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{
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$self->{db}{$strDb}{hDb}->disconnect();
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undef($self->{db}{$strDb}{hDb});
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}
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}
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}
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####################################################################################################################################
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# sqlExecute
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####################################################################################################################################
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sub sqlExecute
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{
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my $self = shift;
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my $strSql = shift;
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my $hParam = shift;
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# Set defaults
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my $bCheckPoint = defined($$hParam{bCheckPoint}) ? $$hParam{bCheckPoint} : false;
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my $bCommit = defined($$hParam{bCommit}) ? $$hParam{bCommit} : true;
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# Get the db handle
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my $hDb = $self->sqlConnect({strDb => $$hParam{strDb}});
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# Set autocommit on/off
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$hDb->{AutoCommit} = defined($$hParam{bAutoCommit}) ? ($$hParam{bAutoCommit} ? true : false) : false;
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# Log and execute the statement
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&log(DETAIL, "SQL: ${strSql}");
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my $hStatement = $hDb->prepare($strSql);
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$hStatement->execute() or
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confess &log(ERROR, "Unable to execute: ${strSql}\n" . $DBI::errstr);
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$hStatement->finish();
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if ($bCommit && !$hDb->{AutoCommit})
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{
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$self->sqlCommit();
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}
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# Perform a checkpoint if requested
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if ($bCheckPoint)
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{
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$self->sqlExecute('checkpoint', {bCommit => false, bCheckPoint => false});
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}
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# Set autocommit off
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$hDb->{AutoCommit} = 0;
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}
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####################################################################################################################################
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# sqlSelect
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####################################################################################################################################
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sub sqlSelect
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{
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my $self = shift;
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my $strSql = shift;
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my $hParam = shift;
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# Get the db handle
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my $hDb = $self->sqlConnect({strDb => $$hParam{strDb}});
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# Log and execute the statement
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&log(DEBUG, "SQL: ${strSql}");
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my $hStatement = $hDb->prepare($strSql);
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$hStatement = $hDb->prepare($strSql);
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$hStatement->execute() or
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confess &log(ERROR, "Unable to execute: ${strSql}\n" . $DBI::errstr);
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my @oyRow = $hStatement->fetchrow_array();
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$hStatement->finish();
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return @oyRow;
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}
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####################################################################################################################################
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# sqlSelectOne
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####################################################################################################################################
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sub sqlSelectOne
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{
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return (shift->sqlSelect(shift))[0];
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}
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####################################################################################################################################
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# sqlSelectOneTest
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####################################################################################################################################
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sub sqlSelectOneTest
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{
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my $self = shift;
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my $strSql = shift;
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my $strExpectedValue = shift;
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my $hParam = shift;
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# Set defaults
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my $iTimeout = defined($$hParam{iTimeout}) ? $$hParam{iTimeout} : HOST_DB_TIMEOUT;
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my $lStartTime = time();
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my $strActualValue;
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do
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{
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$strActualValue = $self->sqlSelectOne($strSql);
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if (defined($strActualValue) && $strActualValue eq $strExpectedValue)
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{
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return;
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}
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}
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while (defined($iTimeout) && (time() - $lStartTime) <= $iTimeout);
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confess &log(
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ERROR, "expected value '${strExpectedValue}' from '${strSql}' but actual was '" .
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(defined($strActualValue) ? $strActualValue : '[undef]') . "'");
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}
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####################################################################################################################################
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# sqlCommit
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####################################################################################################################################
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sub sqlCommit
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{
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my $self = shift;
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my $hParam = shift;
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my $bCheckPoint = defined($$hParam{bCheckPoint}) ? $$hParam{bCheckPoint} : false;
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$self->sqlExecute('commit', {bCommit => false, bCheckPoint => $bCheckPoint});
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}
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####################################################################################################################################
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# sqlXlogRotate
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####################################################################################################################################
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sub sqlXlogRotate
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{
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my $self = shift;
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$self->sqlExecute('select pg_switch_xlog()', {bCommit => false, bCheckPoint => false});
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}
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####################################################################################################################################
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# clusterCreate
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#
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# Create the PostgreSQL cluster and start it.
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####################################################################################################################################
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sub clusterCreate
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{
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my $self = shift;
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my $hParam = shift;
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# Set defaults
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my $strXlogPath = defined($$hParam{strXlogPath}) ? $$hParam{strXlogPath} : $self->dbPath() . '/pg_xlog';
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# Don't link pg_xlog for versions < 9.2 because some recovery scenarios won't work.
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$self->executeSimple(
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$self->dbBinPath() . '/initdb' . ($self->dbVersion() >= PG_VERSION_92 ? " --xlogdir=${strXlogPath}" : '') .
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' --pgdata=' . $self->dbBasePath() . ' --auth=trust');
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$self->clusterStart(
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{bHotStandby => $$hParam{bHotStandby}, bArchive => $$hParam{bArchive}, bArchiveAlways => $$hParam{bArchiveAlways},
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bArchiveInvalid => $$hParam{bArchiveInvalid}});
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}
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####################################################################################################################################
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# clusterStart
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#
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# Start the PostgreSQL cluster with various test options.
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####################################################################################################################################
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sub clusterStart
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{
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my $self = shift;
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my $hParam = shift;
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# Set defaults
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my $bHotStandby = defined($$hParam{bHotStandby}) ? $$hParam{bHotStandby} : false;
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my $bArchive = defined($$hParam{bArchive}) ? $$hParam{bArchive} : true;
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my $bArchiveAlways = defined($$hParam{bArchiveAlways}) ? $$hParam{bArchiveAlways} : false;
|
|
|
|
my $bArchiveInvalid = defined($$hParam{bArchiveInvalid}) ? $$hParam{bArchiveInvalid} : false;
|
|
|
|
|
|
|
|
# Make sure postgres is not running
|
|
|
|
if (-e $self->dbBasePath() . '/postmaster.pid')
|
|
|
|
{
|
|
|
|
confess 'postmaster.pid exists';
|
|
|
|
}
|
|
|
|
|
|
|
|
# Create the archive command
|
|
|
|
my $strArchive =
|
|
|
|
$self->backrestExe() . ' --stanza=' . ($bArchiveInvalid ? 'bogus' : $self->stanza()) .
|
|
|
|
' --config=' . $self->backrestConfig() . ' archive-push %p';
|
|
|
|
|
|
|
|
# Start the cluster
|
|
|
|
my $strCommand =
|
|
|
|
$self->dbBinPath() . '/pg_ctl start -o "-c port=' . $self->dbPort() .
|
|
|
|
($self->dbVersion() < PG_VERSION_95 ? ' -c checkpoint_segments=1' : '');
|
|
|
|
|
|
|
|
if ($self->dbVersion() >= PG_VERSION_83)
|
|
|
|
{
|
|
|
|
if ($self->dbVersion() >= PG_VERSION_95 && $bArchiveAlways)
|
|
|
|
{
|
|
|
|
$strCommand .= " -c archive_mode=always";
|
|
|
|
}
|
|
|
|
else
|
|
|
|
{
|
|
|
|
$strCommand .= " -c archive_mode=on";
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
if ($bArchive)
|
|
|
|
{
|
|
|
|
$strCommand .= " -c archive_command='${strArchive}'";
|
|
|
|
}
|
|
|
|
else
|
|
|
|
{
|
|
|
|
$strCommand .= " -c archive_command=true";
|
|
|
|
}
|
|
|
|
|
|
|
|
if ($self->dbVersion() >= PG_VERSION_90)
|
|
|
|
{
|
|
|
|
$strCommand .= " -c wal_level=hot_standby";
|
|
|
|
|
|
|
|
if ($bHotStandby)
|
|
|
|
{
|
|
|
|
$strCommand .= ' -c hot_standby=on';
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
$strCommand .=
|
|
|
|
" -c log_error_verbosity=verbose" .
|
|
|
|
" -c unix_socket_director" . ($self->dbVersion() < PG_VERSION_93 ? 'y=\'' : 'ies=\'') . $self->dbPath() . '\'"' .
|
|
|
|
' -D ' . $self->dbBasePath() . ' -l ' . $self->dbLogFile() . ' -s';
|
|
|
|
|
|
|
|
$self->executeSimple($strCommand);
|
|
|
|
|
|
|
|
# Connect user session
|
|
|
|
$self->sqlConnect();
|
|
|
|
}
|
|
|
|
|
|
|
|
####################################################################################################################################
|
|
|
|
# clusterStop
|
|
|
|
#
|
|
|
|
# Stop the PostgreSQL cluster and optionally check for errors in the server log.
|
|
|
|
####################################################################################################################################
|
|
|
|
sub clusterStop
|
|
|
|
{
|
|
|
|
my $self = shift;
|
|
|
|
my $hParam = shift;
|
|
|
|
|
|
|
|
# Set defaults
|
|
|
|
my $bImmediate = defined($$hParam{bImmediate}) ? $$hParam{bImmediate} : false;
|
|
|
|
my $bIgnoreLogError = defined($$hParam{bIgnoreLogError}) ? $$hParam{bIgnoreLogError} : false;
|
|
|
|
|
|
|
|
# Disconnect user session
|
|
|
|
$self->sqlDisconnect();
|
|
|
|
|
|
|
|
# If postmaster process is running then stop the cluster
|
|
|
|
if (-e $self->dbBasePath() . '/' . DB_FILE_POSTMASTERPID)
|
|
|
|
{
|
|
|
|
$self->executeSimple(
|
|
|
|
$self->dbBinPath() . '/pg_ctl stop -D ' . $self->dbBasePath() . ' -w -s -m ' .
|
|
|
|
($bImmediate ? 'immediate' : 'fast'));
|
|
|
|
}
|
|
|
|
|
|
|
|
# Grep for errors in postgresql.log
|
|
|
|
if (!$bIgnoreLogError && fileExists($self->dbLogFile()))
|
|
|
|
{
|
|
|
|
$self->executeSimple('grep ERROR ' . $self->dbLogFile(), {iExpectedExitStatus => 1});
|
|
|
|
}
|
|
|
|
|
|
|
|
# Remove the log file
|
|
|
|
fileRemove($self->dbLogFile(), true);
|
|
|
|
}
|
|
|
|
|
|
|
|
####################################################################################################################################
|
|
|
|
# clusterRestart
|
|
|
|
#
|
|
|
|
# Restart the PostgreSQL cluster.
|
|
|
|
####################################################################################################################################
|
|
|
|
sub clusterRestart
|
|
|
|
{
|
|
|
|
my $self = shift;
|
|
|
|
my $hParam = shift;
|
|
|
|
|
|
|
|
$self->clusterStop($hParam);
|
|
|
|
$self->clusterStart($hParam);
|
|
|
|
}
|
|
|
|
|
|
|
|
####################################################################################################################################
|
|
|
|
# Getters
|
|
|
|
####################################################################################################################################
|
|
|
|
sub dbBinPath {return shift->paramGet(HOST_PARAM_DB_BIN_PATH);}
|
|
|
|
sub dbLogFile {return shift->paramGet(HOST_PARAM_DB_LOG_FILE);}
|
|
|
|
sub dbLogPath {return shift->paramGet(HOST_PARAM_DB_LOG_PATH);}
|
|
|
|
sub dbPort {return shift->paramGet(HOST_PARAM_DB_PORT);}
|
|
|
|
sub dbSocketPath {return shift->paramGet(HOST_PARAM_DB_SOCKET_PATH);}
|
|
|
|
sub dbVersion {return shift->paramGet(HOST_PARAM_DB_VERSION);}
|
|
|
|
|
|
|
|
1;
|