/* Copyright (c) 2016, 2018, Oracle and/or its affiliates. All rights reserved. This program is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License, version 2.0, as published by the Free Software Foundation. This program is also distributed with certain software (including but not limited to OpenSSL) that is licensed under separate terms, as designated in a particular file or component or in included license documentation. The authors of MySQL hereby grant you an additional permission to link the program and your derivative works with the separately licensed software that they have included with MySQL. This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License, version 2.0, for more details. You should have received a copy of the GNU General Public License along with this program; if not, write to the Free Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA */ #include #include #include "gcs_base_test.h" using std::vector; namespace gcs_whitelist_unittest { class GcsWhitelist : public GcsBaseTest { protected: GcsWhitelist() {} }; TEST_F(GcsWhitelist, ValidIPs) { Gcs_ip_whitelist wl; ASSERT_TRUE(wl.is_valid("192.168.1.1")); ASSERT_TRUE(wl.is_valid("192.168.1.2")); ASSERT_TRUE(wl.is_valid("192.168.1.254")); ASSERT_TRUE(wl.is_valid("::1")); ASSERT_TRUE(wl.is_valid("2606:b400:8b0:40:4308:1306:ad4a:6e51")); ASSERT_TRUE(wl.is_valid("::1/2")); ASSERT_TRUE(wl.is_valid("::1/64,192.168.1.2/24")); ASSERT_TRUE(wl.is_valid("::1/64,192.168.1.2/24,192.168.1.1")); ASSERT_TRUE(wl.is_valid("::1/64,192.168.1.2/24,192.168.1.1,10.1.1.1")); } TEST_F(GcsWhitelist, InvalidConfiguration) { Gcs_ip_whitelist wl; ASSERT_FALSE(wl.is_valid("192.168.1")); ASSERT_FALSE(wl.is_valid("192.168.1/24")); ASSERT_FALSE(wl.is_valid("192.168.1.0/33")); ASSERT_FALSE(wl.is_valid("192.168.1.0/24,192.168.2.0/33")); } TEST_F(GcsWhitelist, ValidListIPv6) { Gcs_ip_whitelist wl; std::string list = "::1/128,192.168.1.1/24,fe80::2ab2:bdff:fe16:8d07/67, " "2606:b400:8b0:40:4308:1306:ad4a:6e51"; wl.configure(list); ASSERT_FALSE(wl.shall_block("::1")); ASSERT_FALSE(wl.shall_block("fe80::2ab2:bdff:fe16:8d07")); ASSERT_FALSE(wl.shall_block("2606:b400:8b0:40:4308:1306:ad4a:6e51")); ASSERT_FALSE(wl.shall_block("::ffff:192.168.1.10")); ASSERT_FALSE(wl.shall_block("192.168.1.10")); } TEST_F(GcsWhitelist, ValidListIPv4) { Gcs_ip_whitelist wl; wl.configure("192.168.1.0/31,localhost/32"); ASSERT_FALSE(wl.shall_block("192.168.1.1")); ASSERT_TRUE(wl.shall_block("192.168.2.1")); ASSERT_TRUE(wl.shall_block("192.168.1.2")); wl.configure("192.168.1.0/32"); ASSERT_TRUE(wl.shall_block("192.168.1.1")); wl.configure("192.168.1.1/32"); ASSERT_FALSE(wl.shall_block("192.168.1.1")); // never block localhost ASSERT_FALSE(wl.shall_block("127.0.0.1")); wl.configure("192.168.1.0/24,192.168.2.0/24"); ASSERT_FALSE(wl.shall_block("127.0.0.1")); ASSERT_FALSE(wl.shall_block("192.168.1.2")); ASSERT_FALSE(wl.shall_block("192.168.1.254")); ASSERT_FALSE(wl.shall_block("192.168.2.2")); ASSERT_FALSE(wl.shall_block("192.168.2.254")); } TEST_F(GcsWhitelist, DefaultList) { Gcs_ip_whitelist wl; wl.configure(Gcs_ip_whitelist::DEFAULT_WHITELIST); ASSERT_FALSE(wl.shall_block("127.0.0.1")); ASSERT_FALSE(wl.shall_block("::1")); ASSERT_FALSE(wl.shall_block("fe80::da2:aab6:88aa:5061")); ASSERT_FALSE(wl.shall_block("192.168.1.2")); ASSERT_FALSE(wl.shall_block("192.168.2.2")); ASSERT_FALSE(wl.shall_block("10.0.0.1")); ASSERT_TRUE(wl.shall_block("172.15.0.1")); ASSERT_FALSE(wl.shall_block("172.16.0.1")); ASSERT_FALSE(wl.shall_block("172.24.0.1")); ASSERT_FALSE(wl.shall_block("172.31.0.1")); ASSERT_TRUE(wl.shall_block("172.38.0.1")); } TEST_F(GcsWhitelist, ListAsText) { Gcs_ip_whitelist wl; wl.configure(Gcs_ip_whitelist::DEFAULT_WHITELIST); ASSERT_STRCASEEQ(Gcs_ip_whitelist::DEFAULT_WHITELIST.c_str(), wl.get_configured_ip_whitelist().c_str()); } TEST_F(GcsWhitelist, AbsentList) { Gcs_interface_parameters params; params.add_parameter("group_name", "ola"); params.add_parameter("peer_nodes", "127.0.0.1:24844"); params.add_parameter("local_node", "127.0.0.1:24844"); params.add_parameter("bootstrap_group", "true"); params.add_parameter("poll_spin_loops", "100"); Gcs_interface *gcs = Gcs_xcom_interface::get_interface(); enum_gcs_error err = gcs->initialize(params); ASSERT_EQ(err, GCS_OK); // verify that a whitelist was provided by default Gcs_xcom_interface *xcs = static_cast(gcs); MYSQL_GCS_LOG_INFO("Whitelist as string with collected IP addresses: " << xcs->get_ip_whitelist().to_string()); ASSERT_FALSE(xcs->get_ip_whitelist().get_configured_ip_whitelist().empty()); ASSERT_FALSE(xcs->get_ip_whitelist().to_string().empty()); // this finalizes the m_logger, so be careful to not add a call to // MYSQL_GCS_LOG after this line err = gcs->finalize(); // claim interface memory back xcs->cleanup(); // initialization failed, and thus so will finalization ASSERT_EQ(err, GCS_OK); } TEST_F(GcsWhitelist, ListWithHostname) { Gcs_interface_parameters params; params.add_parameter("group_name", "ola"); params.add_parameter("peer_nodes", "127.0.0.1:24844"); params.add_parameter("local_node", "127.0.0.1:24844"); params.add_parameter("bootstrap_group", "true"); params.add_parameter("poll_spin_loops", "100"); vector machine_hostname; machine_hostname.resize(MAXHOSTNAMELEN); gethostname(machine_hostname.data(), MAXHOSTNAMELEN); std::ostringstream assembled_whitelist; assembled_whitelist << machine_hostname.data(); assembled_whitelist << "/16,"; assembled_whitelist << "localhost/32"; params.add_parameter("ip_whitelist", assembled_whitelist.str().c_str()); Gcs_interface *gcs = Gcs_xcom_interface::get_interface(); enum_gcs_error err = gcs->initialize(params); ASSERT_EQ(err, GCS_OK); // verify that a whitelist was provided by default Gcs_xcom_interface *xcs = static_cast(gcs); MYSQL_GCS_LOG_INFO("Whitelist as string with collected IP addresses: " << xcs->get_ip_whitelist().to_string()); ASSERT_FALSE(xcs->get_ip_whitelist().get_configured_ip_whitelist().empty()); ASSERT_FALSE(xcs->get_ip_whitelist().to_string().empty()); std::vector> ips; resolve_all_ip_addr_from_hostname("localhost", ips); auto has_v4_addresses_it = std::find_if(ips.begin(), ips.end(), [](std::pair const &ip_entry) { return ip_entry.first == AF_INET; }); bool has_v4_addresses = has_v4_addresses_it != ips.end(); // This should not block to whatever address localhost resolves for (auto &ip : ips) { if (has_v4_addresses && ip.first == AF_INET6) EXPECT_TRUE(xcs->get_ip_whitelist().shall_block(ip.second)); else EXPECT_FALSE(xcs->get_ip_whitelist().shall_block(ip.second)); } // this finalizes the m_logger, so be careful to not add a call to // MYSQL_GCS_LOG after this line err = gcs->finalize(); // claim interface memory back xcs->cleanup(); ASSERT_EQ(err, GCS_OK); } TEST_F(GcsWhitelist, ListWithUnresolvableHostname) { Gcs_interface_parameters params; params.add_parameter("group_name", "ola"); params.add_parameter("peer_nodes", "127.0.0.1:24844"); params.add_parameter("local_node", "127.0.0.1:24844"); params.add_parameter("bootstrap_group", "true"); params.add_parameter("poll_spin_loops", "100"); vector machine_hostname; machine_hostname.resize(MAXHOSTNAMELEN); gethostname(machine_hostname.data(), MAXHOSTNAMELEN); std::ostringstream assembled_whitelist; assembled_whitelist << machine_hostname.data(); assembled_whitelist << "/16,"; assembled_whitelist << "unresolvablehostname/32,"; assembled_whitelist << "localhost/32"; params.add_parameter("ip_whitelist", assembled_whitelist.str().c_str()); Gcs_interface *gcs = Gcs_xcom_interface::get_interface(); enum_gcs_error err = gcs->initialize(params); ASSERT_EQ(err, GCS_OK); // verify that a whitelist was provided by default Gcs_xcom_interface *xcs = static_cast(gcs); MYSQL_GCS_LOG_INFO("Whitelist as string with collected IP addresses: " << xcs->get_ip_whitelist().to_string()); ASSERT_FALSE(xcs->get_ip_whitelist().get_configured_ip_whitelist().empty()); ASSERT_FALSE(xcs->get_ip_whitelist().to_string().empty()); // This will force a whitelist validation and a failure on name resolution // code ASSERT_TRUE(xcs->get_ip_whitelist().shall_block("192.12.13.14")); // this finalizes the m_logger, so be careful to not add a call to // MYSQL_GCS_LOG after this line err = gcs->finalize(); // claim interface memory back xcs->cleanup(); ASSERT_EQ(err, GCS_OK); } TEST_F(GcsWhitelist, XComMembers) { Gcs_ip_whitelist wl; char const *members[] = {"8.8.8.8:12435", "8.8.4.4:1234", "localhost:12346"}; char **xcom_addrs = const_cast(members); node_address *xcom_names = new_node_address(3, xcom_addrs); site_def *xcom_config = new_site_def(); init_site_def(3, xcom_names, xcom_config); wl.configure(Gcs_ip_whitelist::DEFAULT_WHITELIST); ASSERT_FALSE(wl.shall_block("127.0.0.1", xcom_config)); ASSERT_FALSE(wl.shall_block("::1", xcom_config)); ASSERT_FALSE(wl.shall_block("192.168.1.2", xcom_config)); ASSERT_FALSE(wl.shall_block("192.168.2.2", xcom_config)); ASSERT_FALSE(wl.shall_block("10.0.0.1", xcom_config)); ASSERT_TRUE(wl.shall_block("172.15.0.1", xcom_config)); ASSERT_FALSE(wl.shall_block("172.16.0.1", xcom_config)); ASSERT_FALSE(wl.shall_block("172.24.0.1", xcom_config)); ASSERT_FALSE(wl.shall_block("172.31.0.1", xcom_config)); ASSERT_TRUE(wl.shall_block("172.38.0.1", xcom_config)); ASSERT_FALSE(wl.shall_block("8.8.8.8", xcom_config)); ASSERT_FALSE(wl.shall_block("8.8.4.4", xcom_config)); ASSERT_TRUE(wl.shall_block("8.8.8.9", xcom_config)); ASSERT_TRUE(wl.shall_block("8.8.9.8", xcom_config)); ASSERT_TRUE(wl.shall_block("8.9.8.8", xcom_config)); ASSERT_TRUE(wl.shall_block("9.8.8.8", xcom_config)); delete_node_address(3, xcom_names); free_site_def(xcom_config); } TEST_F(GcsWhitelist, ComparisonBetweenIPv4AndIPv6) { Gcs_ip_whitelist wl; wl.configure("ac0f:0001::/32"); ASSERT_TRUE(wl.shall_block("172.15.0.1")); } } // namespace gcs_whitelist_unittest