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Retry when S3 returns an internal error (500).
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178
test/lib/pgBackRestTest/Module/Storage/StorageS3RequestTest.pm
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178
test/lib/pgBackRestTest/Module/Storage/StorageS3RequestTest.pm
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####################################################################################################################################
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# S3 Request Tests
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####################################################################################################################################
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package pgBackRestTest::Module::Storage::StorageS3RequestTest;
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use parent 'pgBackRestTest::Common::RunTest';
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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 English '-no_match_vars';
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use IO::Socket::SSL;
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use POSIX qw(strftime);
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use pgBackRest::Common::Exception;
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use pgBackRest::Common::Http::Client;
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use pgBackRest::Common::Log;
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use pgBackRest::Common::Wait;
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use pgBackRest::Storage::S3::Request;
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use pgBackRestTest::Common::ContainerTest;
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use pgBackRestTest::Common::ExecuteTest;
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use pgBackRestTest::Common::RunTest;
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####################################################################################################################################
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# Port to use for testing
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####################################################################################################################################
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use constant HTTPS_TEST_PORT => 9443;
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####################################################################################################################################
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# httpsServerResponse
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####################################################################################################################################
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sub httpsServerResponse
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{
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my $self = shift;
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my $iResponseCode = shift;
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my $strContent = shift;
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# Write header
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$self->{oConnection}->write("HTTP/1.1 ${iResponseCode} GenericMessage\r\n");
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$self->{oConnection}->write(HTTP_HEADER_CONTENT_LENGTH . ': ' . (defined($strContent) ? length($strContent) : 0) . "\r\n");
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# Write new line before content (even if there isn't any)
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$self->{oConnection}->write("\r\n");
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# Write content
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if (defined($strContent))
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{
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$self->{oConnection}->write($strContent);
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}
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# This will block until the connection is closed by the client
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$self->{oConnection}->read();
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}
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####################################################################################################################################
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# httpsServerAccept
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####################################################################################################################################
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sub httpsServerAccept
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{
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my $self = shift;
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# Wait for a connection
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$self->{oConnection} = $self->{oSocketServer}->accept()
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or confess "failed to accept or handshake $!, $SSL_ERROR";
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&log(INFO, " * socket server connected");
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}
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####################################################################################################################################
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# httpsServer
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####################################################################################################################################
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sub httpsServer
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{
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my $self = shift;
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my $fnServer = shift;
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# Fork off the server
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if (fork() == 0)
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{
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# Run server function
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$fnServer->();
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exit 0;
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}
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}
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####################################################################################################################################
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# Start the https testing server
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####################################################################################################################################
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sub initModule
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{
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my $self = shift;
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# Open the domain socket
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$self->{oSocketServer} = IO::Socket::SSL->new(
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LocalAddr => '127.0.0.1', LocalPort => HTTPS_TEST_PORT, Listen => 1, SSL_cert_file => CERT_FAKE_SERVER,
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SSL_key_file => CERT_FAKE_SERVER_KEY)
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or confess "unable to open https server for testing: $!";
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&log(INFO, " * socket server open");
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}
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####################################################################################################################################
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# Stop the https testing server
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####################################################################################################################################
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sub cleanModule
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{
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my $self = shift;
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# Shutdown server
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$self->{oSocketServer}->close();
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&log(INFO, " * socket server closed");
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}
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####################################################################################################################################
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# run
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####################################################################################################################################
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sub run
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{
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my $self = shift;
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# Initialize request object
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my $oS3Request = new pgBackRest::Storage::S3::Request(
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BOGUS, BOGUS, BOGUS, BOGUS, BOGUS, {strHost => '127.0.0.1', iPort => HTTPS_TEST_PORT, bVerifySsl => false});
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################################################################################################################################
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if ($self->begin('success'))
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{
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$self->httpsServer(sub
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{
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$self->httpsServerAccept();
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$self->httpsServerResponse(200);
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#-----------------------------------------------------------------------------------------------------------------------
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$self->httpsServerAccept();
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$self->httpsServerResponse(200);
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});
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#---------------------------------------------------------------------------------------------------------------------------
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$self->testResult(sub {$oS3Request->request(HTTP_VERB_GET)}, undef, 'successful request');
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$self->testResult(sub {$oS3Request->request(HTTP_VERB_GET)}, undef, 'successful request');
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}
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################################################################################################################################
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if ($self->begin('retry'))
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{
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$self->httpsServer(sub
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{
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$self->httpsServerAccept();
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$self->httpsServerResponse(500);
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$self->httpsServerAccept();
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$self->httpsServerResponse(500);
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$self->httpsServerAccept();
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$self->httpsServerResponse(200);
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#-----------------------------------------------------------------------------------------------------------------------
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$self->httpsServerAccept();
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$self->httpsServerResponse(500);
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$self->httpsServerAccept();
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$self->httpsServerResponse(500);
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$self->httpsServerAccept();
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$self->httpsServerResponse(500);
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});
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#---------------------------------------------------------------------------------------------------------------------------
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$self->testResult(sub {$oS3Request->request(HTTP_VERB_GET)}, undef, 'successful request after retries');
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$self->testException(
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sub {$oS3Request->request(HTTP_VERB_GET)}, ERROR_PROTOCOL, 'S3 request error \[500\] GenericMessage.*');
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}
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}
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1;
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