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common: do not use DNS to determine if address is local

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Co-authored-by: j-berman <justinberman@protonmail.com>
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tobtoht 2023-05-12 12:39:00 +02:00
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3 changed files with 66 additions and 20 deletions
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// Copyright (c) 2023-2023, The Monero Project
//
// All rights reserved.
//
// Redistribution and use in source and binary forms, with or without modification, are
// permitted provided that the following conditions are met:
//
// 1. Redistributions of source code must retain the above copyright notice, this list of
// conditions and the following disclaimer.
//
// 2. Redistributions in binary form must reproduce the above copyright notice, this list
// of conditions and the following disclaimer in the documentation and/or other
// materials provided with the distribution.
//
// 3. Neither the name of the copyright holder nor the names of its contributors may be
// used to endorse or promote products derived from this software without specific
// prior written permission.
//
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY
// EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
// MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL
// THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
// PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
// INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
// STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF
// THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
#include "gtest/gtest.h"
#include "common/util.h"
TEST(LocalAddress, localhost) { ASSERT_TRUE(tools::is_local_address("localhost")); }
TEST(LocalAddress, localhost_port) { ASSERT_TRUE(tools::is_local_address("localhost:18081")); }
TEST(LocalAddress, localhost_suffix) { ASSERT_TRUE(tools::is_local_address("test.localhost")); }
TEST(LocalAddress, loopback) { ASSERT_TRUE(tools::is_local_address("127.0.0.1")); }
TEST(LocalAddress, loopback_port) { ASSERT_TRUE(tools::is_local_address("127.0.0.1:18081")); }
TEST(LocalAddress, loopback_protocol) { ASSERT_TRUE(tools::is_local_address("http://127.0.0.1")); }
TEST(LocalAddress, loopback_hi) { ASSERT_TRUE(tools::is_local_address("127.255.255.255")); }
TEST(LocalAddress, loopback_lo) { ASSERT_TRUE(tools::is_local_address("127.0.0.0")); }
TEST(LocalAddress, loopback_ipv6) { ASSERT_TRUE(tools::is_local_address("[0:0:0:0:0:0:0:1]")); }
TEST(LocalAddress, onion) { ASSERT_FALSE(tools::is_local_address("vww6ybal4bd7szmgncyruucpgfkqahzddi37ktceo3ah7ngmcopnpyyd.onion")); }
TEST(LocalAddress, i2p) { ASSERT_FALSE(tools::is_local_address("xmrto2bturnore26xmrto2bturnore26xmrto2bturnore26xmr2.b32.i2p")); }
TEST(LocalAddress, valid_ip) { ASSERT_FALSE(tools::is_local_address("1.2.3.4")); }
TEST(LocalAddress, valid_ipv6) { ASSERT_FALSE(tools::is_local_address("[0:0:0:0:0:0:0:2]")); }
TEST(LocalAddress, valid_domain) { ASSERT_FALSE(tools::is_local_address("getmonero.org")); }
TEST(LocalAddress, local_prefix) { ASSERT_FALSE(tools::is_local_address("localhost.com")); }
TEST(LocalAddress, invalid) { ASSERT_FALSE(tools::is_local_address("test")); }
TEST(LocalAddress, empty) { ASSERT_FALSE(tools::is_local_address("")); }