| // Licensed to the Apache Software Foundation (ASF) under one |
| // or more contributor license agreements. See the NOTICE file |
| // distributed with this work for additional information |
| // regarding copyright ownership. The ASF licenses this file |
| // to you under the Apache License, Version 2.0 (the |
| // "License"); you may not use this file except in compliance |
| // with the License. You may obtain a copy of the License at |
| // |
| // http://www.apache.org/licenses/LICENSE-2.0 |
| // |
| // Unless required by applicable law or agreed to in writing, |
| // software distributed under the License is distributed on an |
| // "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY |
| // KIND, either express or implied. See the License for the |
| // specific language governing permissions and limitations |
| // under the License. |
| |
| #include <stdlib.h> |
| #include <stdio.h> |
| #include <iostream> |
| |
| #include "testutil/cpu-util.h" |
| #include "testutil/gtest-util.h" |
| #include "util/disk-info.h" |
| #include "util/scope-exit-trigger.h" |
| |
| #include "common/names.h" |
| |
| namespace impala { |
| |
| TEST(CpuInfoTest, Basic) { |
| cout << CpuInfo::DebugString(); |
| } |
| |
| // Regression test for IMPALA-6500: make sure we map bad return values from |
| // sched_getcpu() into the expected range. |
| TEST(CpuInfoTest, InvalidSchedGetCpuValue) { |
| cout << CpuInfo::DebugString(); |
| int real_max_num_cores = CpuInfo::GetMaxNumCores(); |
| const auto reset_state = MakeScopeExitTrigger([real_max_num_cores]() { |
| CpuTestUtil::SetMaxNumCores(real_max_num_cores); |
| CpuTestUtil::ResetAffinity(); |
| }); |
| |
| // Pretend that we only have two cores. If this test is running on a system |
| // with > 2 cores, sched_getcpu() will return out-of-range values.. |
| const int FAKE_NUM_CORES = 2; |
| CpuTestUtil::SetMaxNumCores(FAKE_NUM_CORES); |
| for (int core = 0; core < CpuInfo::num_cores(); ++core) { |
| CpuTestUtil::PinToCore(core, false); |
| int reported_core = CpuInfo::GetCurrentCore(); |
| // Check that the reported core is within the expected bounds. |
| ASSERT_GE(reported_core, 0); |
| ASSERT_LT(reported_core, FAKE_NUM_CORES); |
| } |
| |
| } |
| |
| class DiskInfoTest : public ::testing::Test { |
| protected: |
| void TestTryNVMETrimPositive(const string& name, const string& expected_basename) { |
| string nvme_basename; |
| ASSERT_TRUE(DiskInfo::TryNVMETrim(name, &nvme_basename)); |
| ASSERT_EQ(nvme_basename, expected_basename); |
| } |
| |
| void TestTryNVMETrimNegative(const string& name) { |
| string nvme_basename; |
| ASSERT_FALSE(DiskInfo::TryNVMETrim(name, &nvme_basename)); |
| ASSERT_EQ(nvme_basename, ""); |
| } |
| }; |
| |
| TEST_F(DiskInfoTest, Basic) { |
| cout << DiskInfo::DebugString(); |
| cout << "Device name for disk 0: " << DiskInfo::device_name(0) << endl; |
| |
| int disk_id_home_dir = DiskInfo::disk_id("/home"); |
| if (disk_id_home_dir != -1) { |
| cout << "Device name for '/home': " |
| << DiskInfo::device_name(disk_id_home_dir) << endl; |
| } else { |
| // Often happens in Docker containers. |
| cout << "No device name for /home"; |
| } |
| } |
| |
| TEST_F(DiskInfoTest, NVMEDetection) { |
| // Positive case 1: NVME device with a partition specified |
| TestTryNVMETrimPositive("nvme0n1p2", "nvme0n1"); |
| |
| // Positive case 2: NVME device without partition specified |
| TestTryNVMETrimPositive("nvme0n1", "nvme0n1"); |
| |
| // Positive case 3: NVME multi-digit device id, namespace id, partition id |
| TestTryNVMETrimPositive("nvme15n13p24", "nvme15n13"); |
| |
| // Negative case 1: disk drive |
| TestTryNVMETrimNegative("sda3"); |
| TestTryNVMETrimNegative("sda"); |
| |
| // Negative case 2: malformed NVME, missing namespace |
| TestTryNVMETrimNegative("nvme0p1"); |
| TestTryNVMETrimNegative("nvme0"); |
| |
| // Negative case 3: malformed NVME, missing device id |
| TestTryNVMETrimNegative("nvmen1p3"); |
| TestTryNVMETrimNegative("nvmen1"); |
| |
| // Negative case 4: extra garbage before / after |
| TestTryNVMETrimNegative("sdanvme0n1"); |
| TestTryNVMETrimNegative("nvme0n1p0blah"); |
| } |
| |
| } |
| |