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# Test SCRAM authentication and TLS channel binding types
use strict;
use warnings;
use PostgresNode;
use TestLib;
use Test::More;
use File::Copy;
use FindBin;
use lib $FindBin::RealBin;
use SSLServer;
if ($ENV{with_openssl} ne 'yes')
{
plan skip_all => 'SSL not supported by this build';
}
# This is the hostname used to connect to the server.
my $SERVERHOSTADDR = '127.0.0.1';
# This is the pattern to use in pg_hba.conf to match incoming connections.
my $SERVERHOSTCIDR = '127.0.0.1/32';
# Determine whether build supports tls-server-end-point.
my $supports_tls_server_end_point =
check_pg_config("#define HAVE_X509_GET_SIGNATURE_NID 1");
my $number_of_tests = $supports_tls_server_end_point ? 9 : 10;
# Allocation of base connection string shared among multiple tests.
my $common_connstr;
# Set up the server.
note "setting up data directory";
my $node = get_new_node('master');
$node->init;
# PGHOST is enforced here to set up the node, subsequent connections
# will use a dedicated connection string.
$ENV{PGHOST} = $node->host;
$ENV{PGPORT} = $node->port;
$node->start;
# Configure server for SSL connections, with password handling.
configure_test_server_for_ssl($node, $SERVERHOSTADDR, $SERVERHOSTCIDR,
"scram-sha-256", "pass", "scram-sha-256");
switch_server_cert($node, 'server-cn-only');
$ENV{PGPASSWORD} = "pass";
$common_connstr =
"dbname=trustdb sslmode=require sslcert=invalid sslrootcert=invalid hostaddr=$SERVERHOSTADDR";
# Default settings
test_connect_ok($common_connstr, "user=ssltestuser",
"Basic SCRAM authentication with SSL");
# Test channel_binding
test_connect_fails(
$common_connstr,
"user=ssltestuser channel_binding=invalid_value",
qr/invalid channel_binding value: "invalid_value"/,
"SCRAM with SSL and channel_binding=invalid_value");
test_connect_ok(
$common_connstr,
"user=ssltestuser channel_binding=disable",
"SCRAM with SSL and channel_binding=disable");
if ($supports_tls_server_end_point)
{
test_connect_ok(
$common_connstr,
"user=ssltestuser channel_binding=require",
"SCRAM with SSL and channel_binding=require");
}
else
{
test_connect_fails(
$common_connstr,
"user=ssltestuser channel_binding=require",
qr/channel binding is required, but server did not offer an authentication method that supports channel binding/,
"SCRAM with SSL and channel_binding=require");
}
# Now test when the user has an MD5-encrypted password; should fail
test_connect_fails(
$common_connstr,
"user=md5testuser channel_binding=require",
qr/channel binding required but not supported by server's authentication request/,
"MD5 with SSL and channel_binding=require");
# Now test with auth method 'cert' by connecting to 'certdb'. Should fail,
# because channel binding is not performed. Note that ssl/client.key may
# be used in a different test, so the name of this temporary client key
# is chosen here to be unique.
my $client_tmp_key = "ssl/client_scram_tmp.key";
copy("ssl/client.key", $client_tmp_key);
chmod 0600, $client_tmp_key;
test_connect_fails(
"sslcert=ssl/client.crt sslkey=$client_tmp_key sslrootcert=invalid hostaddr=$SERVERHOSTADDR",
"dbname=certdb user=ssltestuser channel_binding=require",
qr/channel binding required, but server authenticated client without channel binding/,
"Cert authentication and channel_binding=require");
# clean up
unlink($client_tmp_key);
done_testing($number_of_tests);
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