| // Copyright 2020 The Chromium OS Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| package hwsec |
| |
| import ( |
| "context" |
| "time" |
| |
| "chromiumos/tast/common/hwsec" |
| "chromiumos/tast/common/perf" |
| hwsecremote "chromiumos/tast/remote/hwsec" |
| "chromiumos/tast/testing" |
| ) |
| |
| func init() { |
| testing.AddTest(&testing.Test{ |
| Func: TpmManagerPerf, |
| Desc: "Tpm manager performance test", |
| Attr: []string{ |
| "hwsec_destructive_crosbolt_perbuild", |
| "group:hwsec_destructive_crosbolt", |
| }, |
| Contacts: []string{ |
| "yich@google.com", |
| "cros-hwsec@chromium.org", |
| }, |
| SoftwareDeps: []string{"reboot", "tpm"}, |
| }) |
| } |
| |
| // TpmManagerPerf do the performance test for tpm_manager. |
| func TpmManagerPerf(ctx context.Context, s *testing.State) { |
| r := hwsecremote.NewCmdRunner(s.DUT()) |
| |
| helper, err := hwsecremote.NewHelper(r, s.DUT()) |
| if err != nil { |
| s.Fatal("Helper creation error: ", err) |
| } |
| |
| s.Log("Start resetting TPM if needed") |
| if err := helper.EnsureTPMAndSystemStateAreReset(ctx); err != nil { |
| s.Fatal("Failed to ensure resetting TPM: ", err) |
| } |
| s.Log("TPM is confirmed to be reset") |
| |
| tpmManager := helper.TPMManagerClient() |
| |
| dCtrl := helper.DaemonController() |
| dCtrl.Ensure(ctx, hwsec.TPMManagerDaemon) |
| |
| takeOwnershipStart := time.Now() |
| tpmManager.TakeOwnership(ctx) |
| takeOwnershipElapsed := time.Since(takeOwnershipStart) |
| |
| s.Log("time to take tpm ownership: ", takeOwnershipElapsed.Seconds()) |
| |
| // Record the perf measurements. |
| value := perf.NewValues() |
| |
| value.Set(perf.Metric{ |
| Name: "take_ownership", |
| Unit: "s", |
| Direction: perf.SmallerIsBetter, |
| Multiple: false, |
| }, takeOwnershipElapsed.Seconds()) |
| |
| value.Save(s.OutDir()) |
| } |