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-rw-r--r--test/syscalls/linux/BUILD6
-rw-r--r--test/syscalls/linux/ip_socket_test_util.h3
-rw-r--r--test/syscalls/linux/network_namespace.cc19
-rw-r--r--test/syscalls/linux/packet_socket.cc9
-rw-r--r--test/syscalls/linux/packet_socket_raw.cc11
-rw-r--r--test/syscalls/linux/socket_ipv4_udp_unbound.cc61
-rw-r--r--test/syscalls/linux/socket_ipv6_udp_unbound_external_networking.cc2
7 files changed, 41 insertions, 70 deletions
diff --git a/test/syscalls/linux/BUILD b/test/syscalls/linux/BUILD
index b06b3d233..190135d6c 100644
--- a/test/syscalls/linux/BUILD
+++ b/test/syscalls/linux/BUILD
@@ -1446,6 +1446,7 @@ cc_binary(
defines = select_system(),
linkstatic = 1,
deps = [
+ ":ip_socket_test_util",
":unix_domain_socket_test_util",
"//test/util:capability_util",
"//test/util:cleanup",
@@ -1465,6 +1466,7 @@ cc_binary(
srcs = ["packet_socket.cc"],
linkstatic = 1,
deps = [
+ ":ip_socket_test_util",
":unix_domain_socket_test_util",
"//test/util:capability_util",
"//test/util:cleanup",
@@ -4132,12 +4134,10 @@ cc_binary(
srcs = ["network_namespace.cc"],
linkstatic = 1,
deps = [
- "//test/util:socket_util",
gtest,
+ ":ip_socket_test_util",
"//test/util:capability_util",
- "//test/util:posix_error",
"//test/util:test_main",
- "//test/util:test_util",
"//test/util:thread_util",
],
)
diff --git a/test/syscalls/linux/ip_socket_test_util.h b/test/syscalls/linux/ip_socket_test_util.h
index 8f26f1cd0..930e26ca5 100644
--- a/test/syscalls/linux/ip_socket_test_util.h
+++ b/test/syscalls/linux/ip_socket_test_util.h
@@ -35,6 +35,9 @@ uint16_t PortFromInetSockaddr(const struct sockaddr* addr);
// InterfaceIndex returns the index of the named interface.
PosixErrorOr<int> InterfaceIndex(std::string name);
+// GetLoopbackIndex returns the index of the loopback interface.
+inline PosixErrorOr<int> GetLoopbackIndex() { return InterfaceIndex("lo"); }
+
// IPv6TCPAcceptBindSocketPair returns a SocketPairKind that represents
// SocketPairs created with bind() and accept() syscalls with AF_INET6 and the
// given type bound to the IPv6 loopback.
diff --git a/test/syscalls/linux/network_namespace.cc b/test/syscalls/linux/network_namespace.cc
index 1984feedd..aa9e1bc04 100644
--- a/test/syscalls/linux/network_namespace.cc
+++ b/test/syscalls/linux/network_namespace.cc
@@ -12,18 +12,9 @@
// See the License for the specific language governing permissions and
// limitations under the License.
-#include <net/if.h>
-#include <sched.h>
-#include <sys/ioctl.h>
-#include <sys/socket.h>
-#include <sys/types.h>
-
-#include "gmock/gmock.h"
#include "gtest/gtest.h"
+#include "test/syscalls/linux/ip_socket_test_util.h"
#include "test/util/capability_util.h"
-#include "test/util/posix_error.h"
-#include "test/util/socket_util.h"
-#include "test/util/test_util.h"
#include "test/util/thread_util.h"
namespace gvisor {
@@ -37,13 +28,7 @@ TEST(NetworkNamespaceTest, LoopbackExists) {
ASSERT_THAT(unshare(CLONE_NEWNET), SyscallSucceedsWithValue(0));
// TODO(gvisor.dev/issue/1833): Update this to test that only "lo" exists.
- // Check loopback device exists.
- int sock = socket(AF_INET, SOCK_DGRAM, 0);
- ASSERT_THAT(sock, SyscallSucceeds());
- struct ifreq ifr;
- strncpy(ifr.ifr_name, "lo", IFNAMSIZ);
- EXPECT_THAT(ioctl(sock, SIOCGIFINDEX, &ifr), SyscallSucceeds())
- << "lo cannot be found";
+ ASSERT_NE(ASSERT_NO_ERRNO_AND_VALUE(GetLoopbackIndex()), 0);
});
}
diff --git a/test/syscalls/linux/packet_socket.cc b/test/syscalls/linux/packet_socket.cc
index bfa5d179a..9515a48f2 100644
--- a/test/syscalls/linux/packet_socket.cc
+++ b/test/syscalls/linux/packet_socket.cc
@@ -29,6 +29,7 @@
#include "gtest/gtest.h"
#include "absl/base/internal/endian.h"
+#include "test/syscalls/linux/ip_socket_test_util.h"
#include "test/syscalls/linux/unix_domain_socket_test_util.h"
#include "test/util/capability_util.h"
#include "test/util/cleanup.h"
@@ -156,11 +157,9 @@ void CookedPacketTest::TearDown() {
}
int CookedPacketTest::GetLoopbackIndex() {
- struct ifreq ifr;
- snprintf(ifr.ifr_name, IFNAMSIZ, "lo");
- EXPECT_THAT(ioctl(socket_, SIOCGIFINDEX, &ifr), SyscallSucceeds());
- EXPECT_NE(ifr.ifr_ifindex, 0);
- return ifr.ifr_ifindex;
+ int v = EXPECT_NO_ERRNO_AND_VALUE(gvisor::testing::GetLoopbackIndex());
+ EXPECT_NE(v, 0);
+ return v;
}
// Receive and verify the message via packet socket on interface.
diff --git a/test/syscalls/linux/packet_socket_raw.cc b/test/syscalls/linux/packet_socket_raw.cc
index e57c60ffa..aa7182b01 100644
--- a/test/syscalls/linux/packet_socket_raw.cc
+++ b/test/syscalls/linux/packet_socket_raw.cc
@@ -14,14 +14,12 @@
#include <arpa/inet.h>
#include <net/ethernet.h>
-#include <net/if.h>
#include <net/if_arp.h>
#include <netinet/in.h>
#include <netinet/ip.h>
#include <netinet/udp.h>
#include <netpacket/packet.h>
#include <poll.h>
-#include <sys/ioctl.h>
#include <sys/socket.h>
#include <sys/types.h>
#include <unistd.h>
@@ -29,6 +27,7 @@
#include "gmock/gmock.h"
#include "gtest/gtest.h"
#include "absl/base/internal/endian.h"
+#include "test/syscalls/linux/ip_socket_test_util.h"
#include "test/syscalls/linux/unix_domain_socket_test_util.h"
#include "test/util/capability_util.h"
#include "test/util/cleanup.h"
@@ -156,11 +155,9 @@ void RawPacketTest::TearDown() {
}
int RawPacketTest::GetLoopbackIndex() {
- struct ifreq ifr;
- snprintf(ifr.ifr_name, IFNAMSIZ, "lo");
- EXPECT_THAT(ioctl(s_, SIOCGIFINDEX, &ifr), SyscallSucceeds());
- EXPECT_NE(ifr.ifr_ifindex, 0);
- return ifr.ifr_ifindex;
+ int v = EXPECT_NO_ERRNO_AND_VALUE(gvisor::testing::GetLoopbackIndex());
+ EXPECT_NE(v, 0);
+ return v;
}
// Receive via a packet socket.
diff --git a/test/syscalls/linux/socket_ipv4_udp_unbound.cc b/test/syscalls/linux/socket_ipv4_udp_unbound.cc
index 816d1181c..a4a793c86 100644
--- a/test/syscalls/linux/socket_ipv4_udp_unbound.cc
+++ b/test/syscalls/linux/socket_ipv4_udp_unbound.cc
@@ -15,8 +15,6 @@
#include "test/syscalls/linux/socket_ipv4_udp_unbound.h"
#include <arpa/inet.h>
-#include <net/if.h>
-#include <sys/ioctl.h>
#include <sys/socket.h>
#include <sys/types.h>
#include <sys/un.h>
@@ -140,7 +138,7 @@ TEST_P(IPv4UDPUnboundSocketTest, IpMulticastLoopbackNicNoDefaultSendIf) {
// Register to receive multicast packets.
ip_mreqn group = {};
group.imr_multiaddr.s_addr = inet_addr(kMulticastAddress);
- group.imr_ifindex = ASSERT_NO_ERRNO_AND_VALUE(InterfaceIndex("lo"));
+ group.imr_ifindex = ASSERT_NO_ERRNO_AND_VALUE(GetLoopbackIndex());
EXPECT_THAT(setsockopt(socket2->get(), IPPROTO_IP, IP_ADD_MEMBERSHIP, &group,
sizeof(group)),
SyscallSucceeds());
@@ -238,7 +236,7 @@ TEST_P(IPv4UDPUnboundSocketTest, IpMulticastLoopbackNic) {
// Register to receive multicast packets.
ip_mreqn group = {};
group.imr_multiaddr.s_addr = inet_addr(kMulticastAddress);
- group.imr_ifindex = ASSERT_NO_ERRNO_AND_VALUE(InterfaceIndex("lo"));
+ group.imr_ifindex = ASSERT_NO_ERRNO_AND_VALUE(GetLoopbackIndex());
ASSERT_THAT(setsockopt(socket2->get(), IPPROTO_IP, IP_ADD_MEMBERSHIP, &group,
sizeof(group)),
SyscallSucceeds());
@@ -326,7 +324,7 @@ TEST_P(IPv4UDPUnboundSocketTest, IpMulticastLoopbackIfNic) {
// Set the default send interface.
ip_mreqn iface = {};
- iface.imr_ifindex = ASSERT_NO_ERRNO_AND_VALUE(InterfaceIndex("lo"));
+ iface.imr_ifindex = ASSERT_NO_ERRNO_AND_VALUE(GetLoopbackIndex());
ASSERT_THAT(setsockopt(socket1->get(), IPPROTO_IP, IP_MULTICAST_IF, &iface,
sizeof(iface)),
SyscallSucceeds());
@@ -346,7 +344,7 @@ TEST_P(IPv4UDPUnboundSocketTest, IpMulticastLoopbackIfNic) {
// Register to receive multicast packets.
ip_mreqn group = {};
group.imr_multiaddr.s_addr = inet_addr(kMulticastAddress);
- group.imr_ifindex = ASSERT_NO_ERRNO_AND_VALUE(InterfaceIndex("lo"));
+ group.imr_ifindex = ASSERT_NO_ERRNO_AND_VALUE(GetLoopbackIndex());
ASSERT_THAT(setsockopt(socket2->get(), IPPROTO_IP, IP_ADD_MEMBERSHIP, &group,
sizeof(group)),
SyscallSucceeds());
@@ -437,7 +435,7 @@ TEST_P(IPv4UDPUnboundSocketTest, IpMulticastLoopbackIfNicConnect) {
// Set the default send interface.
ip_mreqn iface = {};
- iface.imr_ifindex = ASSERT_NO_ERRNO_AND_VALUE(InterfaceIndex("lo"));
+ iface.imr_ifindex = ASSERT_NO_ERRNO_AND_VALUE(GetLoopbackIndex());
ASSERT_THAT(setsockopt(socket1->get(), IPPROTO_IP, IP_MULTICAST_IF, &iface,
sizeof(iface)),
SyscallSucceeds());
@@ -457,7 +455,7 @@ TEST_P(IPv4UDPUnboundSocketTest, IpMulticastLoopbackIfNicConnect) {
// Register to receive multicast packets.
ip_mreqn group = {};
group.imr_multiaddr.s_addr = inet_addr(kMulticastAddress);
- group.imr_ifindex = ASSERT_NO_ERRNO_AND_VALUE(InterfaceIndex("lo"));
+ group.imr_ifindex = ASSERT_NO_ERRNO_AND_VALUE(GetLoopbackIndex());
ASSERT_THAT(setsockopt(socket2->get(), IPPROTO_IP, IP_ADD_MEMBERSHIP, &group,
sizeof(group)),
SyscallSucceeds());
@@ -548,7 +546,7 @@ TEST_P(IPv4UDPUnboundSocketTest, IpMulticastLoopbackIfNicSelf) {
// Set the default send interface.
ip_mreqn iface = {};
- iface.imr_ifindex = ASSERT_NO_ERRNO_AND_VALUE(InterfaceIndex("lo"));
+ iface.imr_ifindex = ASSERT_NO_ERRNO_AND_VALUE(GetLoopbackIndex());
ASSERT_THAT(setsockopt(socket1->get(), IPPROTO_IP, IP_MULTICAST_IF, &iface,
sizeof(iface)),
SyscallSucceeds());
@@ -568,7 +566,7 @@ TEST_P(IPv4UDPUnboundSocketTest, IpMulticastLoopbackIfNicSelf) {
// Register to receive multicast packets.
ip_mreqn group = {};
group.imr_multiaddr.s_addr = inet_addr(kMulticastAddress);
- group.imr_ifindex = ASSERT_NO_ERRNO_AND_VALUE(InterfaceIndex("lo"));
+ group.imr_ifindex = ASSERT_NO_ERRNO_AND_VALUE(GetLoopbackIndex());
ASSERT_THAT(setsockopt(socket1->get(), IPPROTO_IP, IP_ADD_MEMBERSHIP, &group,
sizeof(group)),
SyscallSucceeds());
@@ -657,7 +655,7 @@ TEST_P(IPv4UDPUnboundSocketTest, IpMulticastLoopbackIfNicSelfConnect) {
// Set the default send interface.
ip_mreqn iface = {};
- iface.imr_ifindex = ASSERT_NO_ERRNO_AND_VALUE(InterfaceIndex("lo"));
+ iface.imr_ifindex = ASSERT_NO_ERRNO_AND_VALUE(GetLoopbackIndex());
ASSERT_THAT(setsockopt(socket1->get(), IPPROTO_IP, IP_MULTICAST_IF, &iface,
sizeof(iface)),
SyscallSucceeds());
@@ -677,7 +675,7 @@ TEST_P(IPv4UDPUnboundSocketTest, IpMulticastLoopbackIfNicSelfConnect) {
// Register to receive multicast packets.
ip_mreqn group = {};
group.imr_multiaddr.s_addr = inet_addr(kMulticastAddress);
- group.imr_ifindex = ASSERT_NO_ERRNO_AND_VALUE(InterfaceIndex("lo"));
+ group.imr_ifindex = ASSERT_NO_ERRNO_AND_VALUE(GetLoopbackIndex());
ASSERT_THAT(setsockopt(socket1->get(), IPPROTO_IP, IP_ADD_MEMBERSHIP, &group,
sizeof(group)),
SyscallSucceeds());
@@ -770,7 +768,7 @@ TEST_P(IPv4UDPUnboundSocketTest, IpMulticastLoopbackIfNicSelfNoLoop) {
// Set the default send interface.
ip_mreqn iface = {};
- iface.imr_ifindex = ASSERT_NO_ERRNO_AND_VALUE(InterfaceIndex("lo"));
+ iface.imr_ifindex = ASSERT_NO_ERRNO_AND_VALUE(GetLoopbackIndex());
ASSERT_THAT(setsockopt(socket1->get(), IPPROTO_IP, IP_MULTICAST_IF, &iface,
sizeof(iface)),
SyscallSucceeds());
@@ -794,7 +792,7 @@ TEST_P(IPv4UDPUnboundSocketTest, IpMulticastLoopbackIfNicSelfNoLoop) {
// Register to receive multicast packets.
ip_mreqn group = {};
group.imr_multiaddr.s_addr = inet_addr(kMulticastAddress);
- group.imr_ifindex = ASSERT_NO_ERRNO_AND_VALUE(InterfaceIndex("lo"));
+ group.imr_ifindex = ASSERT_NO_ERRNO_AND_VALUE(GetLoopbackIndex());
EXPECT_THAT(setsockopt(socket1->get(), IPPROTO_IP, IP_ADD_MEMBERSHIP, &group,
sizeof(group)),
SyscallSucceeds());
@@ -917,7 +915,7 @@ TEST_P(IPv4UDPUnboundSocketTest, IpMulticastDropNic) {
// Register and unregister to receive multicast packets.
ip_mreqn group = {};
group.imr_multiaddr.s_addr = inet_addr(kMulticastAddress);
- group.imr_ifindex = ASSERT_NO_ERRNO_AND_VALUE(InterfaceIndex("lo"));
+ group.imr_ifindex = ASSERT_NO_ERRNO_AND_VALUE(GetLoopbackIndex());
EXPECT_THAT(setsockopt(socket2->get(), IPPROTO_IP, IP_ADD_MEMBERSHIP, &group,
sizeof(group)),
SyscallSucceeds());
@@ -981,7 +979,7 @@ TEST_P(IPv4UDPUnboundSocketTest, IpMulticastIfSetShort) {
// Create a valid full-sized request.
ip_mreqn iface = {};
- iface.imr_ifindex = ASSERT_NO_ERRNO_AND_VALUE(InterfaceIndex("lo"));
+ iface.imr_ifindex = ASSERT_NO_ERRNO_AND_VALUE(GetLoopbackIndex());
// Send an optlen of 1 to check that optlen is enforced.
EXPECT_THAT(
@@ -1079,7 +1077,7 @@ TEST_P(IPv4UDPUnboundSocketTest, IpMulticastIfSetNicGetReqn) {
auto socket2 = ASSERT_NO_ERRNO_AND_VALUE(NewSocket());
ip_mreqn set = {};
- set.imr_ifindex = ASSERT_NO_ERRNO_AND_VALUE(InterfaceIndex("lo"));
+ set.imr_ifindex = ASSERT_NO_ERRNO_AND_VALUE(GetLoopbackIndex());
ASSERT_THAT(setsockopt(socket1->get(), IPPROTO_IP, IP_MULTICAST_IF, &set,
sizeof(set)),
SyscallSucceeds());
@@ -1140,7 +1138,7 @@ TEST_P(IPv4UDPUnboundSocketTest, IpMulticastIfSetNic) {
auto socket2 = ASSERT_NO_ERRNO_AND_VALUE(NewSocket());
ip_mreqn set = {};
- set.imr_ifindex = ASSERT_NO_ERRNO_AND_VALUE(InterfaceIndex("lo"));
+ set.imr_ifindex = ASSERT_NO_ERRNO_AND_VALUE(GetLoopbackIndex());
ASSERT_THAT(setsockopt(socket1->get(), IPPROTO_IP, IP_MULTICAST_IF, &set,
sizeof(set)),
SyscallSucceeds());
@@ -1186,7 +1184,7 @@ TEST_P(IPv4UDPUnboundSocketTest, TestMultipleJoinsOnSingleSocket) {
auto fd = socket1->get();
ip_mreqn group = {};
group.imr_multiaddr.s_addr = inet_addr(kMulticastAddress);
- group.imr_ifindex = ASSERT_NO_ERRNO_AND_VALUE(InterfaceIndex("lo"));
+ group.imr_ifindex = ASSERT_NO_ERRNO_AND_VALUE(GetLoopbackIndex());
EXPECT_THAT(
setsockopt(fd, IPPROTO_IP, IP_ADD_MEMBERSHIP, &group, sizeof(group)),
@@ -1204,7 +1202,7 @@ TEST_P(IPv4UDPUnboundSocketTest, TestTwoSocketsJoinSameMulticastGroup) {
ip_mreqn group = {};
group.imr_multiaddr.s_addr = inet_addr(kMulticastAddress);
- group.imr_ifindex = ASSERT_NO_ERRNO_AND_VALUE(InterfaceIndex("lo"));
+ group.imr_ifindex = ASSERT_NO_ERRNO_AND_VALUE(GetLoopbackIndex());
EXPECT_THAT(setsockopt(socket1->get(), IPPROTO_IP, IP_ADD_MEMBERSHIP, &group,
sizeof(group)),
SyscallSucceeds());
@@ -1419,7 +1417,7 @@ TEST_P(IPv4UDPUnboundSocketTest, TestBindToMcastThenJoinThenReceive) {
// Register to receive multicast packets.
ip_mreqn group = {};
group.imr_multiaddr.s_addr = inet_addr(kMulticastAddress);
- group.imr_ifindex = ASSERT_NO_ERRNO_AND_VALUE(InterfaceIndex("lo"));
+ group.imr_ifindex = ASSERT_NO_ERRNO_AND_VALUE(GetLoopbackIndex());
ASSERT_THAT(setsockopt(socket2->get(), IPPROTO_IP, IP_ADD_MEMBERSHIP, &group,
sizeof(group)),
SyscallSucceeds());
@@ -2110,16 +2108,11 @@ TEST_P(IPv4UDPUnboundSocketTest, SetAndReceiveIPPKTINFO) {
EXPECT_EQ(cmsg->cmsg_level, level);
EXPECT_EQ(cmsg->cmsg_type, type);
- // Get loopback index.
- ifreq ifr = {};
- absl::SNPrintF(ifr.ifr_name, IFNAMSIZ, "lo");
- ASSERT_THAT(ioctl(sender->get(), SIOCGIFINDEX, &ifr), SyscallSucceeds());
- ASSERT_NE(ifr.ifr_ifindex, 0);
-
// Check the data
in_pktinfo received_pktinfo = {};
memcpy(&received_pktinfo, CMSG_DATA(cmsg), sizeof(in_pktinfo));
- EXPECT_EQ(received_pktinfo.ipi_ifindex, ifr.ifr_ifindex);
+ EXPECT_EQ(received_pktinfo.ipi_ifindex,
+ ASSERT_NO_ERRNO_AND_VALUE(GetLoopbackIndex()));
EXPECT_EQ(received_pktinfo.ipi_spec_dst.s_addr, htonl(INADDR_LOOPBACK));
EXPECT_EQ(received_pktinfo.ipi_addr.s_addr, htonl(INADDR_LOOPBACK));
}
@@ -2439,7 +2432,7 @@ TEST_P(IPv4UDPUnboundSocketTest, IpMulticastIPPacketInfo) {
// Register to receive multicast packets.
ip_mreqn group = {};
group.imr_multiaddr.s_addr = inet_addr(kMulticastAddress);
- group.imr_ifindex = ASSERT_NO_ERRNO_AND_VALUE(InterfaceIndex("lo"));
+ group.imr_ifindex = ASSERT_NO_ERRNO_AND_VALUE(GetLoopbackIndex());
ASSERT_THAT(setsockopt(receiver_socket->get(), IPPROTO_IP, IP_ADD_MEMBERSHIP,
&group, sizeof(group)),
SyscallSucceeds());
@@ -2484,16 +2477,10 @@ TEST_P(IPv4UDPUnboundSocketTest, IpMulticastIPPacketInfo) {
EXPECT_EQ(cmsg->cmsg_level, IPPROTO_IP);
EXPECT_EQ(cmsg->cmsg_type, IP_PKTINFO);
- // Get loopback index.
- ifreq ifr = {};
- absl::SNPrintF(ifr.ifr_name, IFNAMSIZ, "lo");
- ASSERT_THAT(ioctl(receiver_socket->get(), SIOCGIFINDEX, &ifr),
- SyscallSucceeds());
- ASSERT_NE(ifr.ifr_ifindex, 0);
-
in_pktinfo received_pktinfo = {};
memcpy(&received_pktinfo, CMSG_DATA(cmsg), sizeof(in_pktinfo));
- EXPECT_EQ(received_pktinfo.ipi_ifindex, ifr.ifr_ifindex);
+ EXPECT_EQ(received_pktinfo.ipi_ifindex,
+ ASSERT_NO_ERRNO_AND_VALUE(GetLoopbackIndex()));
if (IsRunningOnGvisor()) {
// This should actually be a unicast address assigned to the interface.
//
diff --git a/test/syscalls/linux/socket_ipv6_udp_unbound_external_networking.cc b/test/syscalls/linux/socket_ipv6_udp_unbound_external_networking.cc
index 09f070797..d72b6b53f 100644
--- a/test/syscalls/linux/socket_ipv6_udp_unbound_external_networking.cc
+++ b/test/syscalls/linux/socket_ipv6_udp_unbound_external_networking.cc
@@ -39,7 +39,7 @@ TEST_P(IPv6UDPUnboundExternalNetworkingSocketTest, TestJoinLeaveMulticast) {
.ipv6mr_multiaddr =
reinterpret_cast<sockaddr_in6*>(&multicast_addr.addr)->sin6_addr,
.ipv6mr_interface = static_cast<decltype(ipv6_mreq::ipv6mr_interface)>(
- ASSERT_NO_ERRNO_AND_VALUE(InterfaceIndex("lo"))),
+ ASSERT_NO_ERRNO_AND_VALUE(GetLoopbackIndex())),
};
ASSERT_THAT(setsockopt(receiver->get(), IPPROTO_IPV6, IPV6_ADD_MEMBERSHIP,
&group_req, sizeof(group_req)),
generated by cgit v1.2.3 (git 2.39.1) at 2024-11-01 14:26:20 +0000