419 lines
12 KiB
Go
419 lines
12 KiB
Go
package stores_test
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import (
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"context"
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"fmt"
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"io/ioutil"
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"net/http"
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"net/http/httptest"
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"os"
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"testing"
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"github.com/filecoin-project/go-state-types/abi"
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"github.com/filecoin-project/lotus/extern/sector-storage/partialfile"
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"github.com/filecoin-project/lotus/extern/sector-storage/stores"
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"github.com/filecoin-project/lotus/extern/sector-storage/stores/mocks"
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"github.com/filecoin-project/lotus/extern/sector-storage/storiface"
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"github.com/filecoin-project/specs-storage/storage"
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"github.com/golang/mock/gomock"
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"github.com/gorilla/mux"
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logging "github.com/ipfs/go-log"
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"github.com/stretchr/testify/require"
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"golang.org/x/xerrors"
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)
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func TestReader(t *testing.T) {
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logging.SetAllLoggers(logging.LevelDebug)
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bz := []byte("Hello World")
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pfPath := "path"
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ft := storiface.FTUnsealed
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emptyPartialFile := &partialfile.PartialFile{}
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sectorRef := storage.SectorRef{
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ID: abi.SectorID{
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Miner: 123,
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Number: 123,
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},
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ProofType: 1,
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}
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sectorSize := abi.SealProofInfos[1].SectorSize
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offset := abi.PaddedPieceSize(100)
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size := abi.PaddedPieceSize(1000)
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ctx := context.Background()
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tcs := map[string]struct {
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storeFnc func(s *mocks.MockStore)
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pfFunc func(s *mocks.MockpartialFileHandler)
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indexFnc func(s *mocks.MockSectorIndex, serverURL string)
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needHttpServer bool
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getAllocatedReturnCode int
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getSectorReturnCode int
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serverUrl string
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// expectation
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errStr string
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expectedNonNilReader bool
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expectedSectorBytes []byte
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}{
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// -------- have the unsealed file locally
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"fails when error while acquiring unsealed file": {
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storeFnc: func(l *mocks.MockStore) {
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mockSectorAcquire(l, sectorRef, pfPath, xerrors.New("acquire error"))
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},
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errStr: "acquire error",
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},
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"fails when error while opening local partial (unsealed) file": {
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storeFnc: func(l *mocks.MockStore) {
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mockSectorAcquire(l, sectorRef, pfPath, nil)
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},
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pfFunc: func(pf *mocks.MockpartialFileHandler) {
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mockPartialFileOpen(pf, sectorSize, pfPath, xerrors.New("pf open error"))
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},
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errStr: "pf open error",
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},
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"fails when error while checking if local unsealed file has piece": {
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storeFnc: func(l *mocks.MockStore) {
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mockSectorAcquire(l, sectorRef, pfPath, nil)
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},
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pfFunc: func(pf *mocks.MockpartialFileHandler) {
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mockPartialFileOpen(pf, sectorSize, pfPath, nil)
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mockCheckAllocation(pf, offset, size, emptyPartialFile,
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true, xerrors.New("piece check error"))
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},
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errStr: "piece check error",
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},
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"fails when error while closing local unsealed file that does not have the piece": {
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storeFnc: func(l *mocks.MockStore) {
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mockSectorAcquire(l, sectorRef, pfPath, nil)
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},
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pfFunc: func(pf *mocks.MockpartialFileHandler) {
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mockPartialFileOpen(pf, sectorSize, pfPath, nil)
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mockCheckAllocation(pf, offset, size, emptyPartialFile,
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false, nil)
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pf.EXPECT().Close(emptyPartialFile).Return(xerrors.New("close error")).Times(1)
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},
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errStr: "close error",
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},
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"fails when error while fetching reader for the local unsealed file that has the unsealed piece": {
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storeFnc: func(l *mocks.MockStore) {
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mockSectorAcquire(l, sectorRef, pfPath, nil)
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},
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pfFunc: func(pf *mocks.MockpartialFileHandler) {
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mockPartialFileOpen(pf, sectorSize, pfPath, nil)
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mockCheckAllocation(pf, offset, size, emptyPartialFile,
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true, nil)
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mockPfReader(pf, emptyPartialFile, offset, size, nil, xerrors.New("reader error"))
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},
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errStr: "reader error",
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},
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// ------------------- don't have the unsealed file locally
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"fails when error while finding sector": {
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storeFnc: func(l *mocks.MockStore) {
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mockSectorAcquire(l, sectorRef, "", nil)
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},
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indexFnc: func(in *mocks.MockSectorIndex, _ string) {
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in.EXPECT().StorageFindSector(gomock.Any(), sectorRef.ID, storiface.FTUnsealed, gomock.Any(),
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false).Return(nil, xerrors.New("find sector error"))
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},
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errStr: "find sector error",
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},
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"fails when no worker has unsealed file": {
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storeFnc: func(l *mocks.MockStore) {
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mockSectorAcquire(l, sectorRef, "", nil)
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},
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indexFnc: func(in *mocks.MockSectorIndex, _ string) {
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in.EXPECT().StorageFindSector(gomock.Any(), sectorRef.ID, storiface.FTUnsealed, gomock.Any(),
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false).Return(nil, nil)
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},
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errStr: storiface.ErrSectorNotFound.Error(),
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},
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// --- nil reader when local unsealed file does NOT have unsealed piece
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"nil reader when local unsealed file does not have the piece": {
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storeFnc: func(l *mocks.MockStore) {
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mockSectorAcquire(l, sectorRef, pfPath, nil)
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},
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pfFunc: func(pf *mocks.MockpartialFileHandler) {
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mockPartialFileOpen(pf, sectorSize, pfPath, nil)
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mockCheckAllocation(pf, offset, size, emptyPartialFile,
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false, nil)
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pf.EXPECT().Close(emptyPartialFile).Return(nil).Times(1)
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},
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},
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// ---- nil reader when none of the remote unsealed file has unsealed piece
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"nil reader when none of the worker has the unsealed piece": {
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storeFnc: func(l *mocks.MockStore) {
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mockSectorAcquire(l, sectorRef, "", nil)
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},
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indexFnc: func(in *mocks.MockSectorIndex, url string) {
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si := stores.SectorStorageInfo{
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URLs: []string{url},
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}
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in.EXPECT().StorageFindSector(gomock.Any(), sectorRef.ID, storiface.FTUnsealed, gomock.Any(),
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false).Return([]stores.SectorStorageInfo{si}, nil).Times(1)
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},
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needHttpServer: true,
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getAllocatedReturnCode: 500,
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},
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"nil reader when none of the worker is able to serve the unsealed piece even though they have it": {
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storeFnc: func(l *mocks.MockStore) {
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mockSectorAcquire(l, sectorRef, "", nil)
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},
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indexFnc: func(in *mocks.MockSectorIndex, url string) {
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si := stores.SectorStorageInfo{
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URLs: []string{url},
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}
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in.EXPECT().StorageFindSector(gomock.Any(), sectorRef.ID, storiface.FTUnsealed, gomock.Any(),
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false).Return([]stores.SectorStorageInfo{si}, nil).Times(1)
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},
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needHttpServer: true,
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getSectorReturnCode: 500,
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getAllocatedReturnCode: 200,
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},
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// ---- Success for local unsealed file
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"successfully fetches reader for piece from local unsealed file": {
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storeFnc: func(l *mocks.MockStore) {
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mockSectorAcquire(l, sectorRef, pfPath, nil)
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},
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pfFunc: func(pf *mocks.MockpartialFileHandler) {
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mockPartialFileOpen(pf, sectorSize, pfPath, nil)
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mockCheckAllocation(pf, offset, size, emptyPartialFile,
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true, nil)
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f, err := ioutil.TempFile("", "TestReader-")
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require.NoError(t, err)
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_, err = f.Write(bz)
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require.NoError(t, err)
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require.NoError(t, f.Close())
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f, err = os.Open(f.Name())
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require.NoError(t, err)
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mockPfReader(pf, emptyPartialFile, offset, size, f, nil)
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},
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expectedNonNilReader: true,
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expectedSectorBytes: bz,
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},
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// --- Success for remote unsealed file
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"successfully fetches reader for piece from remote unsealed piece": {
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storeFnc: func(l *mocks.MockStore) {
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mockSectorAcquire(l, sectorRef, "", nil)
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},
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indexFnc: func(in *mocks.MockSectorIndex, url string) {
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si := stores.SectorStorageInfo{
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URLs: []string{url},
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}
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in.EXPECT().StorageFindSector(gomock.Any(), sectorRef.ID, storiface.FTUnsealed, gomock.Any(),
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false).Return([]stores.SectorStorageInfo{si}, nil).Times(1)
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},
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needHttpServer: true,
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getSectorReturnCode: 200,
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getAllocatedReturnCode: 200,
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expectedSectorBytes: bz,
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expectedNonNilReader: true,
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},
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}
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for name, tc := range tcs {
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tc := tc
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t.Run(name, func(t *testing.T) {
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// create go mock controller here
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mockCtrl := gomock.NewController(t)
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// when test is done, assert expectations on all mock objects.
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defer mockCtrl.Finish()
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// create them mocks
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lstore := mocks.NewMockStore(mockCtrl)
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pfhandler := mocks.NewMockpartialFileHandler(mockCtrl)
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index := mocks.NewMockSectorIndex(mockCtrl)
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if tc.storeFnc != nil {
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tc.storeFnc(lstore)
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}
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if tc.pfFunc != nil {
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tc.pfFunc(pfhandler)
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}
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if tc.needHttpServer {
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// run http server
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ts := httptest.NewServer(&mockHttpServer{
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expectedSectorName: storiface.SectorName(sectorRef.ID),
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expectedFileType: ft.String(),
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expectedOffset: fmt.Sprintf("%d", offset.Unpadded()),
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expectedSize: fmt.Sprintf("%d", size.Unpadded()),
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expectedSectorType: fmt.Sprintf("%d", sectorRef.ProofType),
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getAllocatedReturnCode: tc.getAllocatedReturnCode,
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getSectorReturnCode: tc.getSectorReturnCode,
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getSectorBytes: tc.expectedSectorBytes,
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})
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defer ts.Close()
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tc.serverUrl = fmt.Sprintf("%s/remote/%s/%s", ts.URL, ft.String(), storiface.SectorName(sectorRef.ID))
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}
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if tc.indexFnc != nil {
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tc.indexFnc(index, tc.serverUrl)
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}
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remoteStore := stores.NewRemote(lstore, index, nil, 6000, pfhandler)
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rd, err := remoteStore.Reader(ctx, sectorRef, offset, size)
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if tc.errStr != "" {
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require.Error(t, err)
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require.Nil(t, rd)
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require.Contains(t, err.Error(), tc.errStr)
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} else {
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require.NoError(t, err)
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}
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if !tc.expectedNonNilReader {
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require.Nil(t, rd)
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} else {
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require.NotNil(t, rd)
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defer func() {
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require.NoError(t, rd.Close())
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}()
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if f, ok := rd.(*os.File); ok {
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require.NoError(t, os.Remove(f.Name()))
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}
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bz, err := ioutil.ReadAll(rd)
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require.NoError(t, err)
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require.Equal(t, tc.expectedSectorBytes, bz)
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}
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})
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}
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}
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func mockSectorAcquire(l *mocks.MockStore, sectorRef storage.SectorRef, pfPath string, err error) {
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l.EXPECT().AcquireSector(gomock.Any(), sectorRef, storiface.FTUnsealed,
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storiface.FTNone, storiface.PathStorage, storiface.AcquireMove).Return(storiface.SectorPaths{
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Unsealed: pfPath,
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},
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storiface.SectorPaths{}, err).Times(1)
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}
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func mockPartialFileOpen(pf *mocks.MockpartialFileHandler, sectorSize abi.SectorSize, pfPath string, err error) {
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pf.EXPECT().OpenPartialFile(abi.PaddedPieceSize(sectorSize), pfPath).Return(&partialfile.PartialFile{},
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err).Times(1)
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}
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func mockCheckAllocation(pf *mocks.MockpartialFileHandler, offset, size abi.PaddedPieceSize, file *partialfile.PartialFile,
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out bool, err error) {
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pf.EXPECT().HasAllocated(file, storiface.UnpaddedByteIndex(offset.Unpadded()),
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size.Unpadded()).Return(out, err).Times(1)
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}
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func mockPfReader(pf *mocks.MockpartialFileHandler, file *partialfile.PartialFile, offset, size abi.PaddedPieceSize,
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outFile *os.File, err error) {
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pf.EXPECT().Reader(file, storiface.PaddedByteIndex(offset), size).Return(outFile, err)
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}
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type mockHttpServer struct {
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expectedSectorName string
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expectedFileType string
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expectedOffset string
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expectedSize string
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expectedSectorType string
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getAllocatedReturnCode int
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getSectorReturnCode int
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getSectorBytes []byte
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}
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func (m *mockHttpServer) ServeHTTP(w http.ResponseWriter, r *http.Request) {
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mux := mux.NewRouter()
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mux.HandleFunc("/remote/{type}/{id}", m.getSector).Methods("GET")
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mux.HandleFunc("/remote/{type}/{id}/{spt}/allocated/{offset}/{size}", m.getAllocated).Methods("GET")
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mux.ServeHTTP(w, r)
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}
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func (m *mockHttpServer) getAllocated(w http.ResponseWriter, r *http.Request) {
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vars := mux.Vars(r)
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if vars["id"] != m.expectedSectorName {
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w.WriteHeader(http.StatusBadRequest)
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return
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}
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if vars["type"] != m.expectedFileType {
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w.WriteHeader(http.StatusBadRequest)
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return
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}
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if vars["spt"] != m.expectedSectorType {
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w.WriteHeader(http.StatusBadRequest)
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return
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}
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if vars["offset"] != m.expectedOffset {
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w.WriteHeader(http.StatusBadRequest)
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return
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}
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if vars["size"] != m.expectedSize {
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w.WriteHeader(http.StatusBadRequest)
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return
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}
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w.WriteHeader(m.getAllocatedReturnCode)
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}
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func (m *mockHttpServer) getSector(w http.ResponseWriter, r *http.Request) {
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vars := mux.Vars(r)
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if vars["id"] != m.expectedSectorName {
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w.WriteHeader(http.StatusBadRequest)
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return
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}
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if vars["type"] != m.expectedFileType {
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w.WriteHeader(http.StatusBadRequest)
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return
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}
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w.WriteHeader(m.getSectorReturnCode)
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_, _ = w.Write(m.getSectorBytes)
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}
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