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11 changes: 9 additions & 2 deletions pkg/builder/prefetching_build_executor.go
Original file line number Diff line number Diff line change
Expand Up @@ -152,11 +152,13 @@ func (be *prefetchingBuildExecutor) Execute(ctx context.Context, filePool pool.F
return nil
})

if err := group.Wait(); err == nil {
err = group.Wait()
newProfile := be.computeProfile(bloomFilterMonitor)
if err == nil {
// Action completed successfully. Store an updated
// profile in the File System Access Cache if it is
// different from the one fetched previously.
if newProfile := be.computeProfile(bloomFilterMonitor); !proto.Equal(existingProfile, newProfile) {
if !proto.Equal(existingProfile, newProfile) {
if err := be.fileSystemAccessCache.Put(ctx, reducedActionDigest, buffer.NewProtoBufferFromProto(newProfile, buffer.UserProvided)); err != nil {
attachErrorToExecuteResponse(response, util.StatusWrap(err, "Failed to store file system access profile"))
}
Expand All @@ -165,6 +167,11 @@ func (be *prefetchingBuildExecutor) Execute(ctx context.Context, filePool pool.F
response.Status = status.Convert(err).Proto()
}

if newProfilePb, err := anypb.New(newProfile); err == nil {
response.Result.ExecutionMetadata.AuxiliaryMetadata = append(response.Result.ExecutionMetadata.AuxiliaryMetadata, newProfilePb)
} else {
attachErrorToExecuteResponse(response, util.StatusWrap(err, "Failed to marshal file system access profile"))
}
if resourceUsage, err := anypb.New(bloomFilterMonitor.GetInputRootResourceUsage()); err == nil {
response.Result.ExecutionMetadata.AuxiliaryMetadata = append(response.Result.ExecutionMetadata.AuxiliaryMetadata, resourceUsage)
} else {
Expand Down
22 changes: 15 additions & 7 deletions pkg/builder/prefetching_build_executor_test.go
Original file line number Diff line number Diff line change
Expand Up @@ -49,6 +49,10 @@ func TestPrefetchingBuildExecutor(t *testing.T) {
digestFunction := digest.MustNewFunction("hello", remoteexecution.DigestFunction_MD5)
executionStateUpdates := make(chan<- *remoteworker.CurrentState_Executing)

defaultFileSystemAccessProfile, err := anypb.New(&fsac.FileSystemAccessProfile{
BloomFilter: []byte{0x80},
BloomFilterHashFunctions: 1,
})
defaultInputRootResourceUsage, err := anypb.New(&resourceusage.InputRootResourceUsage{
DirectoriesResolved: 1,
DirectoriesRead: 0,
Expand Down Expand Up @@ -207,7 +211,7 @@ func TestPrefetchingBuildExecutor(t *testing.T) {
&remoteexecution.ExecuteResponse{
Result: &remoteexecution.ActionResult{
ExecutionMetadata: &remoteexecution.ExecutedActionMetadata{
AuxiliaryMetadata: []*anypb.Any{defaultInputRootResourceUsage},
AuxiliaryMetadata: []*anypb.Any{defaultFileSystemAccessProfile, defaultInputRootResourceUsage},
},
},
Status: status.New(codes.Internal, "Failed to fetch file system access profile: Storage offline").Proto(),
Expand Down Expand Up @@ -256,7 +260,7 @@ func TestPrefetchingBuildExecutor(t *testing.T) {
&remoteexecution.ExecuteResponse{
Result: &remoteexecution.ActionResult{
ExecutionMetadata: &remoteexecution.ExecutedActionMetadata{
AuxiliaryMetadata: []*anypb.Any{defaultInputRootResourceUsage},
AuxiliaryMetadata: []*anypb.Any{defaultFileSystemAccessProfile, defaultInputRootResourceUsage},
},
},
Status: status.New(codes.Internal, "Failed to prefetch directory \".\": Storage offline").Proto(),
Expand Down Expand Up @@ -317,7 +321,7 @@ func TestPrefetchingBuildExecutor(t *testing.T) {
&remoteexecution.ExecuteResponse{
Result: &remoteexecution.ActionResult{
ExecutionMetadata: &remoteexecution.ExecutedActionMetadata{
AuxiliaryMetadata: []*anypb.Any{defaultInputRootResourceUsage},
AuxiliaryMetadata: []*anypb.Any{defaultFileSystemAccessProfile, defaultInputRootResourceUsage},
},
},
Status: status.New(codes.Internal, "Failed to prefetch file \"hello.txt\": Storage offline").Proto(),
Expand Down Expand Up @@ -366,7 +370,7 @@ func TestPrefetchingBuildExecutor(t *testing.T) {
&remoteexecution.ExecuteResponse{
Result: &remoteexecution.ActionResult{
ExecutionMetadata: &remoteexecution.ExecutedActionMetadata{
AuxiliaryMetadata: []*anypb.Any{defaultInputRootResourceUsage},
AuxiliaryMetadata: []*anypb.Any{defaultFileSystemAccessProfile, defaultInputRootResourceUsage},
},
},
Status: status.New(codes.Internal, "Failed to store file system access profile: Storage offline").Proto(),
Expand Down Expand Up @@ -408,7 +412,7 @@ func TestPrefetchingBuildExecutor(t *testing.T) {
&remoteexecution.ExecuteResponse{
Result: &remoteexecution.ActionResult{
ExecutionMetadata: &remoteexecution.ExecutedActionMetadata{
AuxiliaryMetadata: []*anypb.Any{defaultInputRootResourceUsage},
AuxiliaryMetadata: []*anypb.Any{defaultFileSystemAccessProfile, defaultInputRootResourceUsage},
},
},
},
Expand Down Expand Up @@ -456,7 +460,11 @@ func TestPrefetchingBuildExecutor(t *testing.T) {
}, profile)
return nil
})

fileSystemAccessProfile, err := anypb.New(&fsac.FileSystemAccessProfile{
BloomFilter: []byte{0x0b, 0x2a},
BloomFilterHashFunctions: 9,
})
require.NoError(t, err)
inputRootResourceUsage, err := anypb.New(&resourceusage.InputRootResourceUsage{
DirectoriesResolved: 1,
DirectoriesRead: 1,
Expand All @@ -468,7 +476,7 @@ func TestPrefetchingBuildExecutor(t *testing.T) {
&remoteexecution.ExecuteResponse{
Result: &remoteexecution.ActionResult{
ExecutionMetadata: &remoteexecution.ExecutedActionMetadata{
AuxiliaryMetadata: []*anypb.Any{inputRootResourceUsage},
AuxiliaryMetadata: []*anypb.Any{fileSystemAccessProfile, inputRootResourceUsage},
},
},
},
Expand Down