| // Copyright 2021 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 firmware |
| |
| import ( |
| "context" |
| "path/filepath" |
| "time" |
| |
| "chromiumos/tast/ctxutil" |
| "chromiumos/tast/remote/dutfs" |
| "chromiumos/tast/remote/firmware/fingerprint" |
| "chromiumos/tast/remote/firmware/fingerprint/rpcdut" |
| "chromiumos/tast/testing" |
| "chromiumos/tast/testing/hwdep" |
| ) |
| |
| func init() { |
| testing.AddTest(&testing.Test{ |
| Func: FpReadFlash, |
| Desc: "Verify that fingerprint flash cannot be read", |
| Contacts: []string{ |
| "tomhughes@chromium.org", // Test author |
| "chromeos-fingerprint@google.com", |
| }, |
| Attr: []string{"group:mainline", "informational"}, |
| Timeout: 7 * time.Minute, |
| SoftwareDeps: []string{"biometrics_daemon"}, |
| HardwareDeps: hwdep.D(hwdep.Fingerprint()), |
| ServiceDeps: []string{"tast.cros.platform.UpstartService", dutfs.ServiceName}, |
| Vars: []string{"servo"}, |
| }) |
| } |
| |
| func FpReadFlash(ctx context.Context, s *testing.State) { |
| d, err := rpcdut.NewRPCDUT(ctx, s.DUT(), s.RPCHint(), "cros") |
| if err != nil { |
| s.Fatal("Failed to connect RPCDUT: ", err) |
| } |
| defer d.Close(ctx) |
| |
| servoSpec, ok := s.Var("servo") |
| if !ok { |
| servoSpec = "" |
| } |
| t, err := fingerprint.NewFirmwareTest(ctx, d, servoSpec, s.OutDir(), true, true) |
| if err != nil { |
| s.Fatal("Failed to create new firmware test: ", err) |
| } |
| ctxForCleanup := ctx |
| defer func() { |
| if err := t.Close(ctxForCleanup); err != nil { |
| s.Fatal("Failed to clean up: ", err) |
| } |
| }() |
| ctx, cancel := ctxutil.Shorten(ctx, t.CleanupTime()) |
| defer cancel() |
| |
| firmwareCopy, err := fingerprint.RunningFirmwareCopy(ctx, d.DUT()) |
| if err != nil { |
| s.Fatal("Failed to query running firmware copy: ", err) |
| } |
| if firmwareCopy != fingerprint.ImageTypeRW { |
| s.Fatal("Not running RW firmware") |
| } |
| |
| // Ensure that entropy is set and that the state is normal. |
| rollback, err := fingerprint.RollbackInfo(ctx, d.DUT()) |
| if err != nil { |
| s.Fatal("Failed to get rollbackinfo: ", err) |
| } |
| if rollback.IsAntiRollbackSet() { |
| s.Fatalf("Anti-rollback is set: %+v", rollback) |
| } |
| if !rollback.IsEntropySet() { |
| s.Fatalf("Entropy is unset: %+v", rollback) |
| } |
| |
| testing.ContextLog(ctx, "Reading from flash while running RW firmware should fail") |
| if err := fingerprint.ReadFromRollbackFlash(ctx, d.DUT(), t.FPBoard(), filepath.Join(t.DUTTempDir(), "test1.bin")); err == nil { |
| s.Fatal("Should not be able to read from flash") |
| } |
| |
| testing.ContextLog(ctx, "Reboot to RO") |
| if err := fingerprint.RebootFpmcu(ctx, d.DUT(), fingerprint.ImageTypeRO); err != nil { |
| s.Fatal("Failed to reboot to RO: ", err) |
| } |
| |
| testing.ContextLog(ctx, "Reading from flash while running RO firmware should fail") |
| if err := fingerprint.ReadFromRollbackFlash(ctx, d.DUT(), t.FPBoard(), filepath.Join(t.DUTTempDir(), "test2.bin")); err == nil { |
| s.Fatal("Should not be able to read from flash") |
| } |
| |
| testing.ContextLog(ctx, "Reboot to RW") |
| if err := fingerprint.RebootFpmcu(ctx, d.DUT(), fingerprint.ImageTypeRW); err != nil { |
| s.Fatal("Failed to reboot to RW: ", err) |
| } |
| } |