diff options
Diffstat (limited to 'test/cpp/naming/address_sorting_test.cc')
| -rw-r--r-- | test/cpp/naming/address_sorting_test.cc | 160 |
1 files changed, 38 insertions, 122 deletions
diff --git a/test/cpp/naming/address_sorting_test.cc b/test/cpp/naming/address_sorting_test.cc index 04c300876c..a92e9e3b3e 100644 --- a/test/cpp/naming/address_sorting_test.cc +++ b/test/cpp/naming/address_sorting_test.cc @@ -24,8 +24,10 @@ #include <grpc/support/time.h> #include <string.h> +#include <arpa/inet.h> #include <gflags/gflags.h> #include <gmock/gmock.h> +#include <sys/socket.h> #include <sys/types.h> #include <vector> @@ -49,11 +51,6 @@ #include "test/core/util/port.h" #include "test/core/util/test_config.h" -#ifndef GPR_WINDOWS -#include <arpa/inet.h> -#include <sys/socket.h> -#endif - namespace { struct TestAddress { @@ -193,18 +190,10 @@ void VerifyLbAddrOutputs(grpc_lb_addresses* lb_addrs, grpc_lb_addresses_destroy(lb_addrs); } -/* We need to run each test case inside of its own - * isolated grpc_init/grpc_shutdown pair, so that - * the "address sorting source addr factory" can be - * restored to its default for each test case. */ -class AddressSortingTest : public ::testing::Test { - protected: - void SetUp() override { grpc_init(); } - void TearDown() override { grpc_shutdown(); } -}; +} // namespace /* Tests for rule 1 */ -TEST_F(AddressSortingTest, TestDepriotizesUnreachableAddresses) { +TEST(AddressSortingTest, TestDepriotizesUnreachableAddresses) { bool ipv4_supported = true; bool ipv6_supported = true; OverrideAddressSortingSourceAddrFactory( @@ -223,7 +212,7 @@ TEST_F(AddressSortingTest, TestDepriotizesUnreachableAddresses) { }); } -TEST_F(AddressSortingTest, TestDepriotizesUnsupportedDomainIpv6) { +TEST(AddressSortingTest, TestDepriotizesUnsupportedDomainIpv6) { bool ipv4_supported = true; bool ipv6_supported = false; OverrideAddressSortingSourceAddrFactory( @@ -242,7 +231,7 @@ TEST_F(AddressSortingTest, TestDepriotizesUnsupportedDomainIpv6) { }); } -TEST_F(AddressSortingTest, TestDepriotizesUnsupportedDomainIpv4) { +TEST(AddressSortingTest, TestDepriotizesUnsupportedDomainIpv4) { bool ipv4_supported = false; bool ipv6_supported = true; OverrideAddressSortingSourceAddrFactory( @@ -264,7 +253,7 @@ TEST_F(AddressSortingTest, TestDepriotizesUnsupportedDomainIpv4) { /* Tests for rule 2 */ -TEST_F(AddressSortingTest, TestDepriotizesNonMatchingScope) { +TEST(AddressSortingTest, TestDepriotizesNonMatchingScope) { bool ipv4_supported = true; bool ipv6_supported = true; OverrideAddressSortingSourceAddrFactory( @@ -288,7 +277,7 @@ TEST_F(AddressSortingTest, TestDepriotizesNonMatchingScope) { /* Tests for rule 5 */ -TEST_F(AddressSortingTest, TestUsesLabelFromDefaultTable) { +TEST(AddressSortingTest, TestUsesLabelFromDefaultTable) { bool ipv4_supported = true; bool ipv6_supported = true; OverrideAddressSortingSourceAddrFactory( @@ -311,7 +300,7 @@ TEST_F(AddressSortingTest, TestUsesLabelFromDefaultTable) { /* Flip the input on the test above to reorder the sort function's * comparator's inputs. */ -TEST_F(AddressSortingTest, TestUsesLabelFromDefaultTableInputFlipped) { +TEST(AddressSortingTest, TestUsesLabelFromDefaultTableInputFlipped) { bool ipv4_supported = true; bool ipv6_supported = true; OverrideAddressSortingSourceAddrFactory( @@ -334,8 +323,8 @@ TEST_F(AddressSortingTest, TestUsesLabelFromDefaultTableInputFlipped) { /* Tests for rule 6 */ -TEST_F(AddressSortingTest, - TestUsesDestinationWithHigherPrecedenceWithAnIpv4Address) { +TEST(AddressSortingTest, + TestUsesDestinationWithHigherPrecedenceWithAnIpv4Address) { bool ipv4_supported = true; bool ipv6_supported = true; OverrideAddressSortingSourceAddrFactory( @@ -359,8 +348,8 @@ TEST_F(AddressSortingTest, }); } -TEST_F(AddressSortingTest, - TestUsesDestinationWithHigherPrecedenceWithV4CompatAndLocalhostAddress) { +TEST(AddressSortingTest, + TestUsesDestinationWithHigherPrecedenceWithV4CompatAndLocalhostAddress) { bool ipv4_supported = true; bool ipv6_supported = true; // Handle unique observed behavior of inet_ntop(v4-compatible-address) on OS X. @@ -388,8 +377,8 @@ TEST_F(AddressSortingTest, }); } -TEST_F(AddressSortingTest, - TestUsesDestinationWithHigherPrecedenceWithCatchAllAndLocalhostAddress) { +TEST(AddressSortingTest, + TestUsesDestinationWithHigherPrecedenceWithCatchAllAndLocalhostAddress) { bool ipv4_supported = true; bool ipv6_supported = true; OverrideAddressSortingSourceAddrFactory( @@ -414,8 +403,8 @@ TEST_F(AddressSortingTest, }); } -TEST_F(AddressSortingTest, - TestUsesDestinationWithHigherPrecedenceWith2000PrefixedAddress) { +TEST(AddressSortingTest, + TestUsesDestinationWithHigherPrecedenceWith2000PrefixedAddress) { bool ipv4_supported = true; bool ipv6_supported = true; OverrideAddressSortingSourceAddrFactory( @@ -437,7 +426,7 @@ TEST_F(AddressSortingTest, }); } -TEST_F( +TEST( AddressSortingTest, TestUsesDestinationWithHigherPrecedenceWith2000PrefixedAddressEnsurePrefixMatchHasNoEffect) { bool ipv4_supported = true; @@ -459,8 +448,8 @@ TEST_F( }); } -TEST_F(AddressSortingTest, - TestUsesDestinationWithHigherPrecedenceWithLinkAndSiteLocalAddresses) { +TEST(AddressSortingTest, + TestUsesDestinationWithHigherPrecedenceWithLinkAndSiteLocalAddresses) { bool ipv4_supported = true; bool ipv6_supported = true; OverrideAddressSortingSourceAddrFactory( @@ -480,22 +469,19 @@ TEST_F(AddressSortingTest, }); } -TEST_F( +TEST( AddressSortingTest, TestUsesDestinationWithHigherPrecedenceWithCatchAllAndAndV4MappedAddresses) { bool ipv4_supported = true; bool ipv6_supported = true; - // Use embedded ipv4 addresses with leading 1's instead of zero's to be - // compatible with inet_ntop implementations that can display such - // addresses with leading zero's as e.g.: "::ffff:0:2", as on windows. OverrideAddressSortingSourceAddrFactory( ipv4_supported, ipv6_supported, { - {"[::ffff:1.1.1.2]:443", {"[::ffff:1.1.1.3]:0", AF_INET6}}, + {"[::ffff:0.0.0.2]:443", {"[::ffff:0.0.0.3]:0", AF_INET6}}, {"[1234::2]:443", {"[1234::3]:0", AF_INET6}}, }); grpc_lb_addresses* lb_addrs = BuildLbAddrInputs({ - {"[::ffff:1.1.1.2]:443", AF_INET6}, + {"[::ffff:0.0.0.2]:443", AF_INET6}, {"[1234::2]:443", AF_INET6}, }); grpc_cares_wrapper_test_only_address_sorting_sort(lb_addrs); @@ -503,13 +489,13 @@ TEST_F( // ::ffff:0:2 should match the v4-mapped // precedence entry and be deprioritized. "[1234::2]:443", - "[::ffff:1.1.1.2]:443", + "[::ffff:0.0.0.2]:443", }); } /* Tests for rule 8 */ -TEST_F(AddressSortingTest, TestPrefersSmallerScope) { +TEST(AddressSortingTest, TestPrefersSmallerScope) { bool ipv4_supported = true; bool ipv6_supported = true; OverrideAddressSortingSourceAddrFactory( @@ -534,7 +520,7 @@ TEST_F(AddressSortingTest, TestPrefersSmallerScope) { /* Tests for rule 9 */ -TEST_F(AddressSortingTest, TestPrefersLongestMatchingSrcDstPrefix) { +TEST(AddressSortingTest, TestPrefersLongestMatchingSrcDstPrefix) { bool ipv4_supported = true; bool ipv6_supported = true; OverrideAddressSortingSourceAddrFactory( @@ -557,8 +543,8 @@ TEST_F(AddressSortingTest, TestPrefersLongestMatchingSrcDstPrefix) { }); } -TEST_F(AddressSortingTest, - TestPrefersLongestMatchingSrcDstPrefixMatchesWholeAddress) { +TEST(AddressSortingTest, + TestPrefersLongestMatchingSrcDstPrefixMatchesWholeAddress) { bool ipv4_supported = true; bool ipv6_supported = true; OverrideAddressSortingSourceAddrFactory( @@ -578,7 +564,7 @@ TEST_F(AddressSortingTest, }); } -TEST_F(AddressSortingTest, TestPrefersLongestPrefixStressInnerBytePrefix) { +TEST(AddressSortingTest, TestPrefersLongestPrefixStressInnerBytePrefix) { bool ipv4_supported = true; bool ipv6_supported = true; OverrideAddressSortingSourceAddrFactory( @@ -598,7 +584,7 @@ TEST_F(AddressSortingTest, TestPrefersLongestPrefixStressInnerBytePrefix) { }); } -TEST_F(AddressSortingTest, TestPrefersLongestPrefixDiffersOnHighestBitOfByte) { +TEST(AddressSortingTest, TestPrefersLongestPrefixDiffersOnHighestBitOfByte) { bool ipv4_supported = true; bool ipv6_supported = true; OverrideAddressSortingSourceAddrFactory( @@ -618,7 +604,7 @@ TEST_F(AddressSortingTest, TestPrefersLongestPrefixDiffersOnHighestBitOfByte) { }); } -TEST_F(AddressSortingTest, TestPrefersLongestPrefixDiffersByLastBit) { +TEST(AddressSortingTest, TestPrefersLongestPrefixDiffersByLastBit) { bool ipv4_supported = true; bool ipv6_supported = true; OverrideAddressSortingSourceAddrFactory( @@ -642,7 +628,7 @@ TEST_F(AddressSortingTest, TestPrefersLongestPrefixDiffersByLastBit) { /* Tests for rule 10 */ -TEST_F(AddressSortingTest, TestStableSort) { +TEST(AddressSortingTest, TestStableSort) { bool ipv4_supported = true; bool ipv6_supported = true; OverrideAddressSortingSourceAddrFactory( @@ -662,7 +648,7 @@ TEST_F(AddressSortingTest, TestStableSort) { }); } -TEST_F(AddressSortingTest, TestStableSortFiveElements) { +TEST(AddressSortingTest, TestStableSortFiveElements) { bool ipv4_supported = true; bool ipv6_supported = true; OverrideAddressSortingSourceAddrFactory( @@ -691,7 +677,7 @@ TEST_F(AddressSortingTest, TestStableSortFiveElements) { }); } -TEST_F(AddressSortingTest, TestStableSortNoSrcAddrsExist) { +TEST(AddressSortingTest, TestStableSortNoSrcAddrsExist) { bool ipv4_supported = true; bool ipv6_supported = true; OverrideAddressSortingSourceAddrFactory(ipv4_supported, ipv6_supported, {}); @@ -712,7 +698,7 @@ TEST_F(AddressSortingTest, TestStableSortNoSrcAddrsExist) { }); } -TEST_F(AddressSortingTest, TestStableSortNoSrcAddrsExistWithIpv4) { +TEST(AddressSortingTest, TestStableSortNoSrcAddrsExistWithIpv4) { bool ipv4_supported = true; bool ipv6_supported = true; OverrideAddressSortingSourceAddrFactory(ipv4_supported, ipv6_supported, {}); @@ -727,7 +713,7 @@ TEST_F(AddressSortingTest, TestStableSortNoSrcAddrsExistWithIpv4) { }); } -TEST_F(AddressSortingTest, TestStableSortV4CompatAndSiteLocalAddresses) { +TEST(AddressSortingTest, TestStableSortV4CompatAndSiteLocalAddresses) { bool ipv4_supported = true; bool ipv6_supported = true; // Handle unique observed behavior of inet_ntop(v4-compatible-address) on OS X. @@ -758,78 +744,6 @@ TEST_F(AddressSortingTest, TestStableSortV4CompatAndSiteLocalAddresses) { }); } -/* TestPrefersIpv6Loopback tests the actual "address probing" code - * for the current platform, without any mocks. - * This test relies on the assumption that the ipv6 loopback address is - * available in the hosts/containers that grpc C/C++ tests run on - * (whether ipv4 loopback is available or not, an available ipv6 - * loopback should be preferred). */ -TEST_F(AddressSortingTest, TestPrefersIpv6Loopback) { - grpc_lb_addresses* lb_addrs = BuildLbAddrInputs({ - {"[::1]:443", AF_INET6}, - {"127.0.0.1:443", AF_INET}, - }); - grpc_cares_wrapper_test_only_address_sorting_sort(lb_addrs); - VerifyLbAddrOutputs(lb_addrs, { - "[::1]:443", - "127.0.0.1:443", - }); -} - -/* Flip the order of the inputs above and expect the same output order - * (try to rule out influence of arbitrary qsort ordering) */ -TEST_F(AddressSortingTest, TestPrefersIpv6LoopbackInputsFlipped) { - grpc_lb_addresses* lb_addrs = BuildLbAddrInputs({ - {"127.0.0.1:443", AF_INET}, - {"[::1]:443", AF_INET6}, - }); - grpc_cares_wrapper_test_only_address_sorting_sort(lb_addrs); - VerifyLbAddrOutputs(lb_addrs, { - "[::1]:443", - "127.0.0.1:443", - }); -} - -/* Try to rule out false positives in the above two tests in which - * the sorter might think that neither ipv6 or ipv4 loopback is - * available, but ipv6 loopback is still preferred only due - * to precedance table lookups. */ -TEST_F(AddressSortingTest, TestSorterKnowsIpv6LoopbackIsAvailable) { - sockaddr_in6 ipv6_loopback; - memset(&ipv6_loopback, 0, sizeof(ipv6_loopback)); - ipv6_loopback.sin6_family = AF_INET6; - ((char*)&ipv6_loopback.sin6_addr)[15] = 1; - ipv6_loopback.sin6_port = htons(443); - // Set up the source and destination parameters of - // address_sorting_get_source_addr - address_sorting_address sort_input_dest; - memcpy(&sort_input_dest.addr, &ipv6_loopback, sizeof(ipv6_loopback)); - sort_input_dest.len = sizeof(ipv6_loopback); - address_sorting_address source_for_sort_input_dest; - memset(&source_for_sort_input_dest, 0, sizeof(source_for_sort_input_dest)); - // address_sorting_get_source_addr returns true if a source address was found - // for the destination address, otherwise false. - EXPECT_TRUE(address_sorting_get_source_addr_for_testing( - &sort_input_dest, &source_for_sort_input_dest)); - // Now also check that the source address was filled in correctly. - EXPECT_GT(source_for_sort_input_dest.len, 0u); - sockaddr_in6* source_addr_output = - (sockaddr_in6*)source_for_sort_input_dest.addr; - EXPECT_EQ(source_addr_output->sin6_family, AF_INET6); - char* buf = static_cast<char*>(gpr_zalloc(100)); - EXPECT_NE(inet_ntop(AF_INET6, &source_addr_output->sin6_addr, buf, 100), - nullptr) - << "inet_ntop failed. Errno: " + std::to_string(errno); - std::string source_addr_str(buf); - gpr_free(buf); - // This test - // assumes that the source address for any loopback destination is also the - // loopback address. - EXPECT_EQ(source_addr_str, "::1"); -} - -} // namespace - int main(int argc, char** argv) { char* resolver = gpr_getenv("GRPC_DNS_RESOLVER"); if (resolver == nullptr || strlen(resolver) == 0) { @@ -840,7 +754,9 @@ int main(int argc, char** argv) { gpr_free(resolver); grpc_test_init(argc, argv); ::testing::InitGoogleTest(&argc, argv); + grpc_init(); auto result = RUN_ALL_TESTS(); + grpc_shutdown(); // Test sequential and nested inits and shutdowns. grpc_init(); grpc_init(); |