feature: add ip-alias option.
This commit is contained in:
Nick Peng
248
test/cases/test-ip-alias.cc
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248
test/cases/test-ip-alias.cc
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/*************************************************************************
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*
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* Copyright (C) 2018-2023 Ruilin Peng (Nick) <pymumu@gmail.com>.
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*
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* smartdns is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* smartdns is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include "client.h"
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#include "dns.h"
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#include "include/utils.h"
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#include "server.h"
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#include "gtest/gtest.h"
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#include <fstream>
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class IPAlias : public ::testing::Test
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{
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protected:
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virtual void SetUp() {}
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virtual void TearDown() {}
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};
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TEST(IPAlias, map_multiip_nospeed_check)
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{
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smartdns::MockServer server_upstream;
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smartdns::Server server;
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server_upstream.Start("udp://0.0.0.0:61053", [](struct smartdns::ServerRequestContext *request) {
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std::string domain = request->domain;
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if (request->domain.length() == 0) {
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return smartdns::SERVER_REQUEST_ERROR;
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}
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if (request->qtype == DNS_T_A) {
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unsigned char addr[][4] = {{1, 2, 3, 1}, {1, 2, 3, 2}, {1, 2, 3, 3}};
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dns_add_A(request->response_packet, DNS_RRS_AN, domain.c_str(), 61, addr[0]);
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dns_add_A(request->response_packet, DNS_RRS_AN, domain.c_str(), 61, addr[1]);
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dns_add_A(request->response_packet, DNS_RRS_AN, domain.c_str(), 61, addr[2]);
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} else if (request->qtype == DNS_T_AAAA) {
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unsigned char addr[][16] = {{1, 2, 3, 4, 5, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1},
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{1, 2, 3, 4, 5, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 2},
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{1, 2, 3, 4, 5, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 3}};
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dns_add_AAAA(request->response_packet, DNS_RRS_AN, domain.c_str(), 61, addr[0]);
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dns_add_AAAA(request->response_packet, DNS_RRS_AN, domain.c_str(), 61, addr[1]);
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dns_add_AAAA(request->response_packet, DNS_RRS_AN, domain.c_str(), 61, addr[2]);
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} else {
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return smartdns::SERVER_REQUEST_ERROR;
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}
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request->response_packet->head.rcode = DNS_RC_NOERROR;
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return smartdns::SERVER_REQUEST_OK;
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});
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server.MockPing(PING_TYPE_ICMP, "1.2.3.4", 60, 100);
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server.MockPing(PING_TYPE_ICMP, "5.6.7.8", 60, 110);
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server.MockPing(PING_TYPE_ICMP, "9.10.11.12", 60, 140);
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server.MockPing(PING_TYPE_ICMP, "10.10.10.10", 60, 120);
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server.MockPing(PING_TYPE_ICMP, "11.11.11.11", 60, 150);
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server.MockPing(PING_TYPE_ICMP, "0102:0304:0500::", 60, 100);
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server.MockPing(PING_TYPE_ICMP, "0506:0708:0900::", 60, 110);
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server.MockPing(PING_TYPE_ICMP, "0a0b:0c0d:0e00::", 60, 140);
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server.MockPing(PING_TYPE_ICMP, "ffff::1", 60, 120);
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server.MockPing(PING_TYPE_ICMP, "ffff::2", 60, 150);
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server.Start(R"""(bind [::]:60053
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server 127.0.0.1:61053
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log-num 0
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log-console yes
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log-level debug
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dualstack-ip-selection no
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speed-check-mode none
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ip-alias 1.2.3.0/24 10.10.10.10,12.12.12.12,13.13.13.13,15.15.15.15
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ip-alias 0102::/16 FFFF::0001,FFFF::0002,FFFF::0003,FFFF::0004
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cache-persist no)""");
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smartdns::Client client;
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ASSERT_TRUE(client.Query("a.com", 60053));
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std::cout << client.GetResult() << std::endl;
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ASSERT_EQ(client.GetAnswerNum(), 4);
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EXPECT_EQ(client.GetStatus(), "NOERROR");
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EXPECT_EQ(client.GetAnswer()[0].GetName(), "a.com");
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EXPECT_EQ(client.GetAnswer()[0].GetData(), "10.10.10.10");
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EXPECT_EQ(client.GetAnswer()[1].GetData(), "12.12.12.12");
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EXPECT_EQ(client.GetAnswer()[2].GetData(), "15.15.15.15");
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EXPECT_EQ(client.GetAnswer()[3].GetData(), "13.13.13.13");
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ASSERT_TRUE(client.Query("a.com AAAA", 60053));
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std::cout << client.GetResult() << std::endl;
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ASSERT_EQ(client.GetAnswerNum(), 4);
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EXPECT_EQ(client.GetStatus(), "NOERROR");
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EXPECT_EQ(client.GetAnswer()[0].GetName(), "a.com");
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EXPECT_EQ(client.GetAnswer()[0].GetData(), "ffff::1");
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EXPECT_EQ(client.GetAnswer()[1].GetData(), "ffff::3");
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EXPECT_EQ(client.GetAnswer()[2].GetData(), "ffff::2");
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EXPECT_EQ(client.GetAnswer()[3].GetData(), "ffff::4");
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}
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TEST(IPAlias, map_single_ip_nospeed_check)
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{
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smartdns::MockServer server_upstream;
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smartdns::Server server;
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server_upstream.Start("udp://0.0.0.0:61053", [](struct smartdns::ServerRequestContext *request) {
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std::string domain = request->domain;
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if (request->domain.length() == 0) {
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return smartdns::SERVER_REQUEST_ERROR;
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}
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if (request->qtype == DNS_T_A) {
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unsigned char addr[][4] = {{1, 2, 3, 4}, {5, 6, 7, 8}, {9, 10, 11, 12}};
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dns_add_A(request->response_packet, DNS_RRS_AN, domain.c_str(), 61, addr[0]);
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dns_add_A(request->response_packet, DNS_RRS_AN, domain.c_str(), 61, addr[1]);
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dns_add_A(request->response_packet, DNS_RRS_AN, domain.c_str(), 61, addr[2]);
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} else if (request->qtype == DNS_T_AAAA) {
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unsigned char addr[][16] = {{1, 2, 3, 4, 5, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0},
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{5, 6, 7, 8, 9, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0},
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{10, 11, 12, 13, 14, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0}};
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dns_add_AAAA(request->response_packet, DNS_RRS_AN, domain.c_str(), 61, addr[0]);
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dns_add_AAAA(request->response_packet, DNS_RRS_AN, domain.c_str(), 61, addr[1]);
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dns_add_AAAA(request->response_packet, DNS_RRS_AN, domain.c_str(), 61, addr[2]);
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} else {
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return smartdns::SERVER_REQUEST_ERROR;
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}
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request->response_packet->head.rcode = DNS_RC_NOERROR;
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return smartdns::SERVER_REQUEST_OK;
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});
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server.MockPing(PING_TYPE_ICMP, "1.2.3.4", 60, 100);
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server.MockPing(PING_TYPE_ICMP, "5.6.7.8", 60, 110);
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server.MockPing(PING_TYPE_ICMP, "9.10.11.12", 60, 140);
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server.MockPing(PING_TYPE_ICMP, "10.10.10.10", 60, 120);
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server.MockPing(PING_TYPE_ICMP, "11.11.11.11", 60, 150);
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server.MockPing(PING_TYPE_ICMP, "0102:0304:0500::", 60, 100);
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server.MockPing(PING_TYPE_ICMP, "0506:0708:0900::", 60, 110);
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server.MockPing(PING_TYPE_ICMP, "0a0b:0c0d:0e00::", 60, 140);
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server.MockPing(PING_TYPE_ICMP, "ffff::1", 60, 120);
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server.MockPing(PING_TYPE_ICMP, "ffff::2", 60, 150);
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server.Start(R"""(bind [::]:60053
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server 127.0.0.1:61053
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log-num 0
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log-console yes
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log-level debug
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dualstack-ip-selection no
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speed-check-mode none
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ip-alias 1.2.3.4 10.10.10.10
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ip-alias 5.6.7.8/32 11.11.11.11
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ip-alias 0102:0304:0500:: ffff::1
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ip-alias 0506:0708:0900:: ffff::2
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cache-persist no)""");
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smartdns::Client client;
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ASSERT_TRUE(client.Query("a.com", 60053));
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std::cout << client.GetResult() << std::endl;
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ASSERT_EQ(client.GetAnswerNum(), 3);
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EXPECT_EQ(client.GetStatus(), "NOERROR");
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EXPECT_EQ(client.GetAnswer()[0].GetName(), "a.com");
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EXPECT_EQ(client.GetAnswer()[0].GetData(), "10.10.10.10");
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EXPECT_EQ(client.GetAnswer()[1].GetData(), "11.11.11.11");
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EXPECT_EQ(client.GetAnswer()[2].GetData(), "9.10.11.12");
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ASSERT_TRUE(client.Query("a.com AAAA", 60053));
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std::cout << client.GetResult() << std::endl;
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ASSERT_EQ(client.GetAnswerNum(), 3);
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EXPECT_EQ(client.GetStatus(), "NOERROR");
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EXPECT_EQ(client.GetAnswer()[0].GetName(), "a.com");
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EXPECT_EQ(client.GetAnswer()[0].GetData(), "ffff::1");
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EXPECT_EQ(client.GetAnswer()[1].GetData(), "a0b:c0d:e00::");
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EXPECT_EQ(client.GetAnswer()[2].GetData(), "ffff::2");
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}
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TEST(IPAlias, mapip_withspeed_check)
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{
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smartdns::MockServer server_upstream;
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smartdns::Server server;
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server_upstream.Start("udp://0.0.0.0:61053", [](struct smartdns::ServerRequestContext *request) {
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std::string domain = request->domain;
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if (request->domain.length() == 0) {
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return smartdns::SERVER_REQUEST_ERROR;
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}
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if (request->qtype == DNS_T_A) {
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unsigned char addr[][4] = {{1, 2, 3, 4}, {5, 6, 7, 8}, {9, 10, 11, 12}};
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dns_add_A(request->response_packet, DNS_RRS_AN, domain.c_str(), 61, addr[0]);
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dns_add_A(request->response_packet, DNS_RRS_AN, domain.c_str(), 61, addr[1]);
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dns_add_A(request->response_packet, DNS_RRS_AN, domain.c_str(), 61, addr[2]);
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} else if (request->qtype == DNS_T_AAAA) {
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unsigned char addr[][16] = {{1, 2, 3, 4, 5, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0},
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{5, 6, 7, 8, 9, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0},
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{10, 11, 12, 13, 14, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0}};
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dns_add_AAAA(request->response_packet, DNS_RRS_AN, domain.c_str(), 61, addr[0]);
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dns_add_AAAA(request->response_packet, DNS_RRS_AN, domain.c_str(), 61, addr[1]);
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dns_add_AAAA(request->response_packet, DNS_RRS_AN, domain.c_str(), 61, addr[2]);
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} else {
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return smartdns::SERVER_REQUEST_ERROR;
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}
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request->response_packet->head.rcode = DNS_RC_NOERROR;
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return smartdns::SERVER_REQUEST_OK;
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});
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server.MockPing(PING_TYPE_ICMP, "1.2.3.4", 60, 100);
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server.MockPing(PING_TYPE_ICMP, "5.6.7.8", 60, 110);
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server.MockPing(PING_TYPE_ICMP, "9.10.11.12", 60, 140);
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server.MockPing(PING_TYPE_ICMP, "10.10.10.10", 60, 120);
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server.MockPing(PING_TYPE_ICMP, "11.11.11.11", 60, 150);
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server.MockPing(PING_TYPE_ICMP, "0102:0304:0500::", 60, 100);
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server.MockPing(PING_TYPE_ICMP, "0506:0708:0900::", 60, 110);
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server.MockPing(PING_TYPE_ICMP, "0a0b:0c0d:0e00::", 60, 140);
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server.MockPing(PING_TYPE_ICMP, "ffff::1", 60, 120);
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server.MockPing(PING_TYPE_ICMP, "ffff::2", 60, 150);
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server.Start(R"""(bind [::]:60053
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server 127.0.0.1:61053
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log-num 0
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log-console yes
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log-level debug
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dualstack-ip-selection no
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ip-alias 1.2.3.4 10.10.10.10
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ip-alias 5.6.7.8/32 11.11.11.11
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ip-alias 0102::/16 ffff::1
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ip-alias 0506::/16 ffff::2
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cache-persist no)""");
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smartdns::Client client;
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ASSERT_TRUE(client.Query("a.com", 60053));
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std::cout << client.GetResult() << std::endl;
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ASSERT_EQ(client.GetAnswerNum(), 1);
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EXPECT_EQ(client.GetStatus(), "NOERROR");
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EXPECT_EQ(client.GetAnswer()[0].GetName(), "a.com");
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EXPECT_EQ(client.GetAnswer()[0].GetData(), "10.10.10.10");
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ASSERT_TRUE(client.Query("a.com AAAA", 60053));
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std::cout << client.GetResult() << std::endl;
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ASSERT_EQ(client.GetAnswerNum(), 1);
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EXPECT_EQ(client.GetStatus(), "NOERROR");
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EXPECT_EQ(client.GetAnswer()[0].GetName(), "a.com");
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EXPECT_EQ(client.GetAnswer()[0].GetData(), "ffff::1");
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}
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