diff options
Diffstat (limited to 'src/c-ares/test/ares-test-live.cc')
| -rw-r--r-- | src/c-ares/test/ares-test-live.cc | 633 |
1 files changed, 633 insertions, 0 deletions
diff --git a/src/c-ares/test/ares-test-live.cc b/src/c-ares/test/ares-test-live.cc new file mode 100644 index 000000000..0bd4a3987 --- /dev/null +++ b/src/c-ares/test/ares-test-live.cc @@ -0,0 +1,633 @@ +// This file includes tests that attempt to do real lookups +// of DNS names using the local machine's live infrastructure. +// As a result, we don't check the results very closely, to allow +// for varying local configurations. + +#include "ares-test.h" + +#ifdef HAVE_NETDB_H +#include <netdb.h> +#endif + +namespace ares { +namespace test { + +// Use the address of Google's public DNS servers as example addresses that are +// likely to be accessible everywhere/everywhen. +unsigned char gdns_addr4[4] = {0x08, 0x08, 0x08, 0x08}; +unsigned char gdns_addr6[16] = {0x20, 0x01, 0x48, 0x60, 0x48, 0x60, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x88, 0x88}; + +VIRT_NONVIRT_TEST_F(DefaultChannelTest, LiveGetHostByNameV4) { + HostResult result; + ares_gethostbyname(channel_, "www.google.com.", AF_INET, HostCallback, &result); + Process(); + EXPECT_TRUE(result.done_); + EXPECT_EQ(ARES_SUCCESS, result.status_); + EXPECT_LT(0, (int)result.host_.addrs_.size()); + EXPECT_EQ(AF_INET, result.host_.addrtype_); +} + +VIRT_NONVIRT_TEST_F(DefaultChannelTest, LiveGetHostByNameV6) { + HostResult result; + ares_gethostbyname(channel_, "www.google.com.", AF_INET6, HostCallback, &result); + Process(); + EXPECT_TRUE(result.done_); + EXPECT_EQ(ARES_SUCCESS, result.status_); + EXPECT_LT(0, (int)result.host_.addrs_.size()); + EXPECT_EQ(AF_INET6, result.host_.addrtype_); +} + +VIRT_NONVIRT_TEST_F(DefaultChannelTest, LiveGetHostByAddrV4) { + HostResult result; + ares_gethostbyaddr(channel_, gdns_addr4, sizeof(gdns_addr4), AF_INET, HostCallback, &result); + Process(); + EXPECT_TRUE(result.done_); + EXPECT_EQ(ARES_SUCCESS, result.status_); + EXPECT_LT(0, (int)result.host_.addrs_.size()); + EXPECT_EQ(AF_INET, result.host_.addrtype_); +} + +VIRT_NONVIRT_TEST_F(DefaultChannelTest, LiveGetHostByAddrV6) { + HostResult result; + ares_gethostbyaddr(channel_, gdns_addr6, sizeof(gdns_addr6), AF_INET6, HostCallback, &result); + Process(); + EXPECT_TRUE(result.done_); + EXPECT_EQ(ARES_SUCCESS, result.status_); + EXPECT_LT(0, (int)result.host_.addrs_.size()); + EXPECT_EQ(AF_INET6, result.host_.addrtype_); +} + +VIRT_NONVIRT_TEST_F(DefaultChannelTest, LiveGetHostByNameFile) { + struct hostent *host = nullptr; + + // Still need a channel even to query /etc/hosts. + EXPECT_EQ(ARES_ENOTFOUND, + ares_gethostbyname_file(nullptr, "localhost", AF_INET, &host)); + + int rc = ares_gethostbyname_file(channel_, "bogus.mcname", AF_INET, &host); + EXPECT_EQ(nullptr, host); + EXPECT_EQ(ARES_ENOTFOUND, rc); + + rc = ares_gethostbyname_file(channel_, "localhost", AF_INET, &host); + if (rc == ARES_SUCCESS) { + EXPECT_NE(nullptr, host); + ares_free_hostent(host); + } +} + +TEST_P(DefaultChannelModeTest, LiveGetLocalhostByNameV4) { + HostResult result; + ares_gethostbyname(channel_, "localhost", AF_INET, HostCallback, &result); + Process(); + EXPECT_TRUE(result.done_); + if ((result.status_ != ARES_ENOTFOUND) && (result.status_ != ARES_ECONNREFUSED)) { + EXPECT_EQ(ARES_SUCCESS, result.status_); + EXPECT_EQ(1, (int)result.host_.addrs_.size()); + EXPECT_EQ(AF_INET, result.host_.addrtype_); + EXPECT_NE(std::string::npos, result.host_.name_.find("localhost")); + } +} + +TEST_P(DefaultChannelModeTest, LiveGetLocalhostByNameV6) { + HostResult result; + ares_gethostbyname(channel_, "localhost", AF_INET6, HostCallback, &result); + Process(); + EXPECT_TRUE(result.done_); + if (result.status_ == ARES_SUCCESS) { + EXPECT_EQ(1, (int)result.host_.addrs_.size()); + EXPECT_EQ(AF_INET6, result.host_.addrtype_); + std::stringstream ss; + ss << HostEnt(result.host_); + EXPECT_NE(std::string::npos, result.host_.name_.find("localhost")); + } +} + +TEST_P(DefaultChannelModeTest, LiveGetLocalhostByNameIPV4) { + HostResult result; + ares_gethostbyname(channel_, "127.0.0.1", AF_INET, HostCallback, &result); + Process(); + EXPECT_TRUE(result.done_); + EXPECT_EQ(ARES_SUCCESS, result.status_); + EXPECT_EQ(1, (int)result.host_.addrs_.size()); + EXPECT_EQ(AF_INET, result.host_.addrtype_); + std::stringstream ss; + ss << HostEnt(result.host_); + EXPECT_EQ("{'127.0.0.1' aliases=[] addrs=[127.0.0.1]}", ss.str()); +} + +TEST_P(DefaultChannelModeTest, LiveGetLocalhostByNameIPV6) { + HostResult result; + ares_gethostbyname(channel_, "::1", AF_INET6, HostCallback, &result); + Process(); + EXPECT_TRUE(result.done_); + if (result.status_ != ARES_ENOTFOUND) { + EXPECT_EQ(ARES_SUCCESS, result.status_); + EXPECT_EQ(1, (int)result.host_.addrs_.size()); + EXPECT_EQ(AF_INET6, result.host_.addrtype_); + std::stringstream ss; + ss << HostEnt(result.host_); + EXPECT_EQ("{'::1' aliases=[] addrs=[0000:0000:0000:0000:0000:0000:0000:0001]}", ss.str()); + } +} + +TEST_P(DefaultChannelModeTest, LiveGetLocalhostFailFamily) { + HostResult result; + ares_gethostbyname(channel_, "127.0.0.1", AF_INET+AF_INET6, HostCallback, &result); + Process(); + EXPECT_TRUE(result.done_); + EXPECT_EQ(ARES_ENOTIMP, result.status_); +} + +TEST_P(DefaultChannelModeTest, LiveGetLocalhostByAddrV4) { + HostResult result; + struct in_addr addr; + addr.s_addr = htonl(INADDR_LOOPBACK); + ares_gethostbyaddr(channel_, &addr, sizeof(addr), AF_INET, HostCallback, &result); + Process(); + EXPECT_TRUE(result.done_); + if (result.status_ != ARES_ENOTFOUND) { + EXPECT_EQ(ARES_SUCCESS, result.status_); + EXPECT_LT(0, (int)result.host_.addrs_.size()); + EXPECT_EQ(AF_INET, result.host_.addrtype_); + EXPECT_NE(std::string::npos, + result.host_.name_.find("localhost")); + } +} + +TEST_P(DefaultChannelModeTest, LiveGetLocalhostByAddrV6) { + HostResult result; + struct in6_addr addr; + memset(&addr, 0, sizeof(addr)); + addr.s6_addr[15] = 1; // in6addr_loopback + ares_gethostbyaddr(channel_, &addr, sizeof(addr), AF_INET6, HostCallback, &result); + Process(); + EXPECT_TRUE(result.done_); + if (result.status_ != ARES_ENOTFOUND) { + EXPECT_EQ(ARES_SUCCESS, result.status_); + EXPECT_LT(0, (int)result.host_.addrs_.size()); + EXPECT_EQ(AF_INET6, result.host_.addrtype_); + EXPECT_NE(std::string::npos, + result.host_.name_.find("localhost")); + } +} + +TEST_P(DefaultChannelModeTest, LiveGetHostByAddrFailFamily) { + HostResult result; + unsigned char addr[4] = {8, 8, 8, 8}; + ares_gethostbyaddr(channel_, addr, sizeof(addr), AF_INET6+AF_INET, + HostCallback, &result); + EXPECT_TRUE(result.done_); + EXPECT_EQ(ARES_ENOTIMP, result.status_); +} + +TEST_P(DefaultChannelModeTest, LiveGetHostByAddrFailAddrSize) { + HostResult result; + unsigned char addr[4] = {8, 8, 8, 8}; + ares_gethostbyaddr(channel_, addr, sizeof(addr) - 1, AF_INET, + HostCallback, &result); + EXPECT_TRUE(result.done_); + EXPECT_EQ(ARES_ENOTIMP, result.status_); +} + +TEST_P(DefaultChannelModeTest, LiveGetHostByAddrFailAlloc) { + HostResult result; + unsigned char addr[4] = {8, 8, 8, 8}; + SetAllocFail(1); + ares_gethostbyaddr(channel_, addr, sizeof(addr), AF_INET, + HostCallback, &result); + EXPECT_TRUE(result.done_); + EXPECT_EQ(ARES_ENOMEM, result.status_); +} + +INSTANTIATE_TEST_CASE_P(Modes, DefaultChannelModeTest, + ::testing::Values("f", "b", "fb", "bf")); + +VIRT_NONVIRT_TEST_F(DefaultChannelTest, LiveSearchA) { + SearchResult result; + ares_search(channel_, "www.youtube.com.", ns_c_in, ns_t_a, + SearchCallback, &result); + Process(); + EXPECT_TRUE(result.done_); + EXPECT_EQ(ARES_SUCCESS, result.status_); +} + +VIRT_NONVIRT_TEST_F(DefaultChannelTest, LiveSearchEmptyA) { + SearchResult result; + ares_search(channel_, "", ns_c_in, ns_t_a, + SearchCallback, &result); + Process(); + EXPECT_TRUE(result.done_); + EXPECT_NE(ARES_SUCCESS, result.status_); +} + +VIRT_NONVIRT_TEST_F(DefaultChannelTest, LiveSearchNS) { + SearchResult result; + ares_search(channel_, "google.com.", ns_c_in, ns_t_ns, + SearchCallback, &result); + Process(); + EXPECT_TRUE(result.done_); + EXPECT_EQ(ARES_SUCCESS, result.status_); +} + +VIRT_NONVIRT_TEST_F(DefaultChannelTest, LiveSearchMX) { + SearchResult result; + ares_search(channel_, "google.com.", ns_c_in, ns_t_mx, + SearchCallback, &result); + Process(); + EXPECT_TRUE(result.done_); + EXPECT_EQ(ARES_SUCCESS, result.status_); +} + +VIRT_NONVIRT_TEST_F(DefaultChannelTest, LiveSearchTXT) { + SearchResult result; + ares_search(channel_, "google.com.", ns_c_in, ns_t_txt, + SearchCallback, &result); + Process(); + EXPECT_TRUE(result.done_); + EXPECT_EQ(ARES_SUCCESS, result.status_); +} + +VIRT_NONVIRT_TEST_F(DefaultChannelTest, LiveSearchSOA) { + SearchResult result; + ares_search(channel_, "google.com.", ns_c_in, ns_t_soa, + SearchCallback, &result); + Process(); + EXPECT_TRUE(result.done_); + EXPECT_EQ(ARES_SUCCESS, result.status_); +} + +VIRT_NONVIRT_TEST_F(DefaultChannelTest, LiveSearchSRV) { + SearchResult result; + ares_search(channel_, "_imap._tcp.gmail.com.", ns_c_in, ns_t_srv, + SearchCallback, &result); + Process(); + EXPECT_TRUE(result.done_); + EXPECT_EQ(ARES_SUCCESS, result.status_); +} + +VIRT_NONVIRT_TEST_F(DefaultChannelTest, LiveSearchANY) { + SearchResult result; + ares_search(channel_, "google.com.", ns_c_in, ns_t_any, + SearchCallback, &result); + Process(); + EXPECT_TRUE(result.done_); + EXPECT_EQ(ARES_SUCCESS, result.status_); +} + +VIRT_NONVIRT_TEST_F(DefaultChannelTest, LiveGetNameInfoV4) { + NameInfoResult result; + struct sockaddr_in sockaddr; + memset(&sockaddr, 0, sizeof(sockaddr)); + sockaddr.sin_family = AF_INET; + sockaddr.sin_port = htons(53); + sockaddr.sin_addr.s_addr = htonl(0x08080808); + ares_getnameinfo(channel_, (const struct sockaddr*)&sockaddr, sizeof(sockaddr), + ARES_NI_LOOKUPHOST|ARES_NI_LOOKUPSERVICE|ARES_NI_UDP, + NameInfoCallback, &result); + Process(); + EXPECT_TRUE(result.done_); + EXPECT_EQ(ARES_SUCCESS, result.status_); + if (verbose) std::cerr << "8.8.8.8:53 => " << result.node_ << "/" << result.service_ << std::endl; +} + +VIRT_NONVIRT_TEST_F(DefaultChannelTest, LiveGetNameInfoV4NoPort) { + NameInfoResult result; + struct sockaddr_in sockaddr; + memset(&sockaddr, 0, sizeof(sockaddr)); + sockaddr.sin_family = AF_INET; + sockaddr.sin_port = htons(0); + sockaddr.sin_addr.s_addr = htonl(0x08080808); + ares_getnameinfo(channel_, (const struct sockaddr*)&sockaddr, sizeof(sockaddr), + ARES_NI_LOOKUPHOST|ARES_NI_LOOKUPSERVICE|ARES_NI_UDP, + NameInfoCallback, &result); + Process(); + EXPECT_TRUE(result.done_); + EXPECT_EQ(ARES_SUCCESS, result.status_); + if (verbose) std::cerr << "8.8.8.8:0 => " << result.node_ << "/" << result.service_ << std::endl; +} + +VIRT_NONVIRT_TEST_F(DefaultChannelTest, LiveGetNameInfoV4UnassignedPort) { + NameInfoResult result; + struct sockaddr_in sockaddr; + memset(&sockaddr, 0, sizeof(sockaddr)); + sockaddr.sin_family = AF_INET; + sockaddr.sin_port = htons(4); // Unassigned at IANA + sockaddr.sin_addr.s_addr = htonl(0x08080808); + ares_getnameinfo(channel_, (const struct sockaddr*)&sockaddr, sizeof(sockaddr), + ARES_NI_LOOKUPHOST|ARES_NI_LOOKUPSERVICE|ARES_NI_UDP, + NameInfoCallback, &result); + Process(); + EXPECT_TRUE(result.done_); + EXPECT_EQ(ARES_SUCCESS, result.status_); + if (verbose) std::cerr << "8.8.8.8:4 => " << result.node_ << "/" << result.service_ << std::endl; +} + +VIRT_NONVIRT_TEST_F(DefaultChannelTest, LiveGetNameInfoV6Both) { + NameInfoResult result; + struct sockaddr_in6 sockaddr; + memset(&sockaddr, 0, sizeof(sockaddr)); + sockaddr.sin6_family = AF_INET6; + sockaddr.sin6_port = htons(53); + memcpy(sockaddr.sin6_addr.s6_addr, gdns_addr6, 16); + ares_getnameinfo(channel_, (const struct sockaddr*)&sockaddr, sizeof(sockaddr), + ARES_NI_TCP|ARES_NI_LOOKUPHOST|ARES_NI_LOOKUPSERVICE|ARES_NI_NOFQDN, + NameInfoCallback, &result); + Process(); + EXPECT_TRUE(result.done_); + EXPECT_EQ(ARES_SUCCESS, result.status_); + if (verbose) std::cerr << "[2001:4860:4860::8888]:53 => " << result.node_ << "/" << result.service_ << std::endl; +} + +VIRT_NONVIRT_TEST_F(DefaultChannelTest, LiveGetNameInfoV6Neither) { + NameInfoResult result; + struct sockaddr_in6 sockaddr; + memset(&sockaddr, 0, sizeof(sockaddr)); + sockaddr.sin6_family = AF_INET6; + sockaddr.sin6_port = htons(53); + memcpy(sockaddr.sin6_addr.s6_addr, gdns_addr6, 16); + ares_getnameinfo(channel_, (const struct sockaddr*)&sockaddr, sizeof(sockaddr), + ARES_NI_TCP|ARES_NI_NOFQDN, // Neither specified => assume lookup host. + NameInfoCallback, &result); + Process(); + EXPECT_TRUE(result.done_); + EXPECT_EQ(ARES_SUCCESS, result.status_); + if (verbose) std::cerr << "[2001:4860:4860::8888]:53 => " << result.node_ << "/" << result.service_ << std::endl; +} + +VIRT_NONVIRT_TEST_F(DefaultChannelTest, LiveGetNameInfoV4Numeric) { + NameInfoResult result; + struct sockaddr_in sockaddr; + memset(&sockaddr, 0, sizeof(sockaddr)); + sockaddr.sin_family = AF_INET; + sockaddr.sin_port = htons(53); + sockaddr.sin_addr.s_addr = htonl(0x08080808); + ares_getnameinfo(channel_, (const struct sockaddr*)&sockaddr, sizeof(sockaddr), + ARES_NI_LOOKUPHOST|ARES_NI_LOOKUPSERVICE|ARES_NI_TCP|ARES_NI_NUMERICHOST, + NameInfoCallback, &result); + Process(); + EXPECT_TRUE(result.done_); + EXPECT_EQ(ARES_SUCCESS, result.status_); + EXPECT_EQ("8.8.8.8", result.node_); + if (verbose) std::cerr << "8.8.8.8:53 => " << result.node_ << "/" << result.service_ << std::endl; +} + +VIRT_NONVIRT_TEST_F(DefaultChannelTest, LiveGetNameInfoV6Numeric) { + NameInfoResult result; + struct sockaddr_in6 sockaddr; + memset(&sockaddr, 0, sizeof(sockaddr)); + sockaddr.sin6_family = AF_INET6; + sockaddr.sin6_port = htons(53); + memcpy(sockaddr.sin6_addr.s6_addr, gdns_addr6, 16); + ares_getnameinfo(channel_, (const struct sockaddr*)&sockaddr, sizeof(sockaddr), + ARES_NI_LOOKUPHOST|ARES_NI_LOOKUPSERVICE|ARES_NI_DCCP|ARES_NI_NUMERICHOST, + NameInfoCallback, &result); + Process(); + EXPECT_TRUE(result.done_); + EXPECT_EQ(ARES_SUCCESS, result.status_); + EXPECT_EQ("2001:4860:4860::8888%0", result.node_); + if (verbose) std::cerr << "[2001:4860:4860::8888]:53 => " << result.node_ << "/" << result.service_ << std::endl; +} + +VIRT_NONVIRT_TEST_F(DefaultChannelTest, LiveGetNameInfoV6LinkLocal) { + NameInfoResult result; + struct sockaddr_in6 sockaddr; + memset(&sockaddr, 0, sizeof(sockaddr)); + sockaddr.sin6_family = AF_INET6; + sockaddr.sin6_port = htons(53); + unsigned char addr6[16] = {0xfe, 0x80, 0x01, 0x02, 0x01, 0x02, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x03, 0x04}; + memcpy(sockaddr.sin6_addr.s6_addr, addr6, 16); + ares_getnameinfo(channel_, (const struct sockaddr*)&sockaddr, sizeof(sockaddr), + ARES_NI_LOOKUPHOST|ARES_NI_LOOKUPSERVICE|ARES_NI_DCCP|ARES_NI_NUMERICHOST, + NameInfoCallback, &result); + Process(); + EXPECT_TRUE(result.done_); + EXPECT_EQ(ARES_SUCCESS, result.status_); + EXPECT_EQ("fe80:102:102::304%0", result.node_); + if (verbose) std::cerr << "[fe80:102:102::304]:53 => " << result.node_ << "/" << result.service_ << std::endl; +} + +VIRT_NONVIRT_TEST_F(DefaultChannelTest, LiveGetNameInfoV4NotFound) { + NameInfoResult result; + struct sockaddr_in sockaddr; + memset(&sockaddr, 0, sizeof(sockaddr)); + sockaddr.sin_family = AF_INET; + sockaddr.sin_port = htons(4); // Port 4 unassigned at IANA + // RFC5737 says 192.0.2.0 should not be used publically. + sockaddr.sin_addr.s_addr = htonl(0xC0000200); + ares_getnameinfo(channel_, (const struct sockaddr*)&sockaddr, sizeof(sockaddr), + ARES_NI_LOOKUPHOST|ARES_NI_LOOKUPSERVICE|ARES_NI_UDP, + NameInfoCallback, &result); + Process(); + EXPECT_TRUE(result.done_); + EXPECT_EQ(ARES_SUCCESS, result.status_); + EXPECT_EQ("192.0.2.0", result.node_); + if (verbose) std::cerr << "192.0.2.0:53 => " << result.node_ << "/" << result.service_ << std::endl; +} + +VIRT_NONVIRT_TEST_F(DefaultChannelTest, LiveGetNameInfoV4NotFoundFail) { + NameInfoResult result; + struct sockaddr_in sockaddr; + memset(&sockaddr, 0, sizeof(sockaddr)); + sockaddr.sin_family = AF_INET; + sockaddr.sin_port = htons(53); + // RFC5737 says 192.0.2.0 should not be used publically. + sockaddr.sin_addr.s_addr = htonl(0xC0000200); + ares_getnameinfo(channel_, (const struct sockaddr*)&sockaddr, sizeof(sockaddr), + ARES_NI_LOOKUPHOST|ARES_NI_LOOKUPSERVICE|ARES_NI_UDP|ARES_NI_NAMEREQD, + NameInfoCallback, &result); + Process(); + EXPECT_TRUE(result.done_); + EXPECT_EQ(ARES_ENOTFOUND, result.status_); +} + +VIRT_NONVIRT_TEST_F(DefaultChannelTest, LiveGetNameInfoV6NotFound) { + NameInfoResult result; + struct sockaddr_in6 sockaddr; + memset(&sockaddr, 0, sizeof(sockaddr)); + sockaddr.sin6_family = AF_INET6; + sockaddr.sin6_port = htons(53); + // 2001:db8::/32 is only supposed to be used in documentation. + unsigned char addr6[16] = {0x20, 0x01, 0x0d, 0xb8, 0x01, 0x02, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x03, 0x04}; + memcpy(sockaddr.sin6_addr.s6_addr, addr6, 16); + ares_getnameinfo(channel_, (const struct sockaddr*)&sockaddr, sizeof(sockaddr), + ARES_NI_LOOKUPHOST|ARES_NI_LOOKUPSERVICE|ARES_NI_UDP, + NameInfoCallback, &result); + Process(); + EXPECT_TRUE(result.done_); + EXPECT_EQ(ARES_SUCCESS, result.status_); + EXPECT_EQ("2001:db8:102::304%0", result.node_); + if (verbose) std::cerr << "[2001:db8:102::304]:53 => " << result.node_ << "/" << result.service_ << std::endl; +} + +VIRT_NONVIRT_TEST_F(DefaultChannelTest, LiveGetNameInvalidFamily) { + NameInfoResult result; + struct sockaddr_in6 sockaddr; + memset(&sockaddr, 0, sizeof(sockaddr)); + sockaddr.sin6_family = AF_INET6 + AF_INET; + sockaddr.sin6_port = htons(53); + memcpy(sockaddr.sin6_addr.s6_addr, gdns_addr6, 16); + ares_getnameinfo(channel_, (const struct sockaddr*)&sockaddr, sizeof(sockaddr), + ARES_NI_LOOKUPHOST|ARES_NI_LOOKUPSERVICE|ARES_NI_UDP, + NameInfoCallback, &result); + Process(); + EXPECT_TRUE(result.done_); + EXPECT_EQ(ARES_ENOTIMP, result.status_); +} + +VIRT_NONVIRT_TEST_F(DefaultChannelTest, LiveGetNameInvalidFlags) { + NameInfoResult result; + struct sockaddr_in6 sockaddr; + memset(&sockaddr, 0, sizeof(sockaddr)); + sockaddr.sin6_family = AF_INET6; + sockaddr.sin6_port = htons(53); + memcpy(sockaddr.sin6_addr.s6_addr, gdns_addr6, 16); + // Ask for both a name-required, and a numeric host. + ares_getnameinfo(channel_, (const struct sockaddr*)&sockaddr, sizeof(sockaddr), + ARES_NI_LOOKUPHOST|ARES_NI_LOOKUPSERVICE|ARES_NI_UDP|ARES_NI_NUMERICHOST|ARES_NI_NAMEREQD, + NameInfoCallback, &result); + Process(); + EXPECT_TRUE(result.done_); + EXPECT_EQ(ARES_EBADFLAGS, result.status_); +} + +VIRT_NONVIRT_TEST_F(DefaultChannelTest, LiveGetServiceInfo) { + NameInfoResult result; + struct sockaddr_in sockaddr; + memset(&sockaddr, 0, sizeof(sockaddr)); + sockaddr.sin_family = AF_INET; + sockaddr.sin_port = htons(53); + sockaddr.sin_addr.s_addr = htonl(0x08080808); + // Just look up service info + ares_getnameinfo(channel_, (const struct sockaddr*)&sockaddr, sizeof(sockaddr), + ARES_NI_LOOKUPSERVICE|ARES_NI_SCTP, + NameInfoCallback, &result); + Process(); + EXPECT_TRUE(result.done_); + EXPECT_EQ(ARES_SUCCESS, result.status_); + EXPECT_EQ("", result.node_); +} + +VIRT_NONVIRT_TEST_F(DefaultChannelTest, LiveGetServiceInfoNumeric) { + NameInfoResult result; + struct sockaddr_in sockaddr; + memset(&sockaddr, 0, sizeof(sockaddr)); + sockaddr.sin_family = AF_INET; + sockaddr.sin_port = htons(53); + sockaddr.sin_addr.s_addr = htonl(0x08080808); + // Just look up service info + ares_getnameinfo(channel_, (const struct sockaddr*)&sockaddr, sizeof(sockaddr), + ARES_NI_LOOKUPSERVICE|ARES_NI_SCTP|ARES_NI_NUMERICSERV, + NameInfoCallback, &result); + Process(); + EXPECT_TRUE(result.done_); + EXPECT_EQ(ARES_SUCCESS, result.status_); + EXPECT_EQ("", result.node_); + EXPECT_EQ("53", result.service_); +} + +VIRT_NONVIRT_TEST_F(DefaultChannelTest, LiveGetNameInfoAllocFail) { + NameInfoResult result; + struct sockaddr_in sockaddr; + memset(&sockaddr, 0, sizeof(sockaddr)); + sockaddr.sin_family = AF_INET; + sockaddr.sin_port = htons(53); + sockaddr.sin_addr.s_addr = htonl(0x08080808); + SetAllocFail(1); + ares_getnameinfo(channel_, (const struct sockaddr*)&sockaddr, sizeof(sockaddr), + ARES_NI_LOOKUPHOST|ARES_NI_LOOKUPSERVICE|ARES_NI_UDP, + NameInfoCallback, &result); + Process(); + EXPECT_TRUE(result.done_); + EXPECT_EQ(ARES_ENOMEM, result.status_); +} + +VIRT_NONVIRT_TEST_F(DefaultChannelTest, GetSock) { + ares_socket_t socks[3] = {-1, -1, -1}; + int bitmask = ares_getsock(channel_, socks, 3); + EXPECT_EQ(0, bitmask); + bitmask = ares_getsock(channel_, nullptr, 0); + EXPECT_EQ(0, bitmask); + + // Ask again with a pending query. + HostResult result; + ares_gethostbyname(channel_, "www.google.com.", AF_INET, HostCallback, &result); + bitmask = ares_getsock(channel_, socks, 3); + EXPECT_NE(0, bitmask); + bitmask = ares_getsock(channel_, nullptr, 0); + EXPECT_EQ(0, bitmask); + + Process(); +} + +TEST_F(LibraryTest, GetTCPSock) { + ares_channel channel; + struct ares_options opts = {0}; + opts.tcp_port = 53; + opts.flags = ARES_FLAG_USEVC; + int optmask = ARES_OPT_TCP_PORT | ARES_OPT_FLAGS; + EXPECT_EQ(ARES_SUCCESS, ares_init_options(&channel, &opts, optmask)); + EXPECT_NE(nullptr, channel); + + ares_socket_t socks[3] = {-1, -1, -1}; + int bitmask = ares_getsock(channel, socks, 3); + EXPECT_EQ(0, bitmask); + bitmask = ares_getsock(channel, nullptr, 0); + EXPECT_EQ(0, bitmask); + + // Ask again with a pending query. + HostResult result; + ares_gethostbyname(channel, "www.google.com.", AF_INET, HostCallback, &result); + bitmask = ares_getsock(channel, socks, 3); + EXPECT_NE(0, bitmask); + bitmask = ares_getsock(channel, nullptr, 0); + EXPECT_EQ(0, bitmask); + + ProcessWork(channel, NoExtraFDs, nullptr); + + ares_destroy(channel); +} + +TEST_F(DefaultChannelTest, VerifySocketFunctionCallback) { + VirtualizeIO vio(channel_); + + auto my_functions = VirtualizeIO::default_functions; + size_t count = 0; + + my_functions.asocket = [](int af, int type, int protocol, void * p) { + EXPECT_NE(nullptr, p); + (*reinterpret_cast<size_t *>(p))++; + return ::socket(af, type, protocol); + }; + + ares_set_socket_functions(channel_, &my_functions, &count); + + { + count = 0; + HostResult result; + ares_gethostbyname(channel_, "www.google.com.", AF_INET, HostCallback, &result); + Process(); + EXPECT_TRUE(result.done_); + EXPECT_NE(0, count); + } + + { + count = 0; + ares_channel copy; + EXPECT_EQ(ARES_SUCCESS, ares_dup(©, channel_)); + + HostResult result; + ares_gethostbyname(copy, "www.google.com.", AF_INET, HostCallback, &result); + ProcessWork(copy, NoExtraFDs, nullptr); + EXPECT_TRUE(result.done_); + ares_destroy(copy); + EXPECT_NE(0, count); + } + +} + + +} // namespace test +} // namespace ares |