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Internal change. 

PiperOrigin-RevId: 316492839
This commit is contained in:
Martijn Vels 2020-06-15 10:25:26 -07:00 committed by gVisor bot
parent f23f62c2c2
commit eb6d3d7710
1 changed files with 68 additions and 0 deletions
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68
test/syscalls/linux/proc_net.cc
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@ -20,8 +20,13 @@
#include <sys/syscall.h>
#include <sys/types.h>
#include <vector>
#include "gtest/gtest.h"
#include "absl/strings/numbers.h"
#include "absl/strings/str_cat.h"
#include "absl/strings/str_split.h"
#include "absl/strings/string_view.h"
#include "absl/time/clock.h"
#include "test/syscalls/linux/socket_test_util.h"
#include "test/util/capability_util.h"
@ -404,6 +409,69 @@ TEST(ProcNetSnmp, UdpIn_NoRandomSave) {
EXPECT_EQ(oldInDatagrams, newInDatagrams - 1);
}
TEST(ProcNetSnmp, CheckNetStat) {
// TODO(b/155123175): SNMP and netstat don't work on gVisor.
SKIP_IF(IsRunningOnGvisor());
std::string contents =
ASSERT_NO_ERRNO_AND_VALUE(GetContents("/proc/net/netstat"));
int name_count = 0;
int value_count = 0;
std::vector<absl::string_view> lines = absl::StrSplit(contents, '\n');
for (int i = 0; i + 1 < lines.size(); i += 2) {
std::vector<absl::string_view> names =
absl::StrSplit(lines[i], absl::ByAnyChar("\t "));
std::vector<absl::string_view> values =
absl::StrSplit(lines[i + 1], absl::ByAnyChar("\t "));
EXPECT_EQ(names.size(), values.size()) << " mismatch in lines '" << lines[i]
<< "' and '" << lines[i + 1] << "'";
for (int j = 0; j < names.size() && j < values.size(); ++j) {
if (names[j] == "TCPOrigDataSent" || names[j] == "TCPSynRetrans" ||
names[j] == "TCPDSACKRecv" || names[j] == "TCPDSACKOfoRecv") {
++name_count;
int64_t val;
if (absl::SimpleAtoi(values[j], &val)) {
++value_count;
}
}
}
}
EXPECT_EQ(name_count, 4);
EXPECT_EQ(value_count, 4);
}
TEST(ProcNetSnmp, CheckSnmp) {
// TODO(b/155123175): SNMP and netstat don't work on gVisor.
SKIP_IF(IsRunningOnGvisor());
std::string contents =
ASSERT_NO_ERRNO_AND_VALUE(GetContents("/proc/net/snmp"));
int name_count = 0;
int value_count = 0;
std::vector<absl::string_view> lines = absl::StrSplit(contents, '\n');
for (int i = 0; i + 1 < lines.size(); i += 2) {
std::vector<absl::string_view> names =
absl::StrSplit(lines[i], absl::ByAnyChar("\t "));
std::vector<absl::string_view> values =
absl::StrSplit(lines[i + 1], absl::ByAnyChar("\t "));
EXPECT_EQ(names.size(), values.size()) << " mismatch in lines '" << lines[i]
<< "' and '" << lines[i + 1] << "'";
for (int j = 0; j < names.size() && j < values.size(); ++j) {
if (names[j] == "RetransSegs") {
++name_count;
int64_t val;
if (absl::SimpleAtoi(values[j], &val)) {
++value_count;
}
}
}
}
EXPECT_EQ(name_count, 1);
EXPECT_EQ(value_count, 1);
}
} // namespace
} // namespace testing
} // namespace gvisor