138 lines
4.9 KiB
Go
138 lines
4.9 KiB
Go
// Copyright (C) 2019 Storj Labs, Inc.
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// See LICENSE for copying information.
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package gc_test
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import (
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"testing"
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"time"
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"github.com/stretchr/testify/require"
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"go.uber.org/zap"
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"storj.io/common/encryption"
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"storj.io/common/memory"
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"storj.io/common/paths"
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"storj.io/common/pb"
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"storj.io/common/storj"
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"storj.io/common/testcontext"
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"storj.io/common/testrand"
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"storj.io/storj/private/testplanet"
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"storj.io/storj/satellite"
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"storj.io/storj/storage"
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)
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// TestGarbageCollection does the following:
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// * Set up a network with one storagenode
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// * Upload two objects
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// * Delete one object from the metainfo service on the satellite
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// * Wait for bloom filter generation
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// * Check that pieces of the deleted object are deleted on the storagenode
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// * Check that pieces of the kept object are not deleted on the storagenode
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func TestGarbageCollection(t *testing.T) {
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testplanet.Run(t, testplanet.Config{
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SatelliteCount: 1, StorageNodeCount: 1, UplinkCount: 1,
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Reconfigure: testplanet.Reconfigure{
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Satellite: func(log *zap.Logger, index int, config *satellite.Config) {
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config.GarbageCollection.FalsePositiveRate = 0.000000001
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config.GarbageCollection.Interval = 500 * time.Millisecond
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},
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},
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}, func(t *testing.T, ctx *testcontext.Context, planet *testplanet.Planet) {
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satellite := planet.Satellites[0]
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upl := planet.Uplinks[0]
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targetNode := planet.StorageNodes[0]
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gcService := satellite.GarbageCollection.Service
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gcService.Loop.Pause()
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// Upload two objects
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testData1 := testrand.Bytes(8 * memory.KiB)
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testData2 := testrand.Bytes(8 * memory.KiB)
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err := upl.Upload(ctx, satellite, "testbucket", "test/path/1", testData1)
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require.NoError(t, err)
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deletedEncPath, pointerToDelete := getPointer(ctx, t, satellite, upl, "testbucket", "test/path/1")
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var deletedPieceID storj.PieceID
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for _, p := range pointerToDelete.GetRemote().GetRemotePieces() {
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if p.NodeId == targetNode.ID() {
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deletedPieceID = pointerToDelete.GetRemote().RootPieceId.Derive(p.NodeId, p.PieceNum)
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break
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}
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}
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require.NotZero(t, deletedPieceID)
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err = upl.Upload(ctx, satellite, "testbucket", "test/path/2", testData2)
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require.NoError(t, err)
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_, pointerToKeep := getPointer(ctx, t, satellite, upl, "testbucket", "test/path/2")
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var keptPieceID storj.PieceID
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for _, p := range pointerToKeep.GetRemote().GetRemotePieces() {
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if p.NodeId == targetNode.ID() {
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keptPieceID = pointerToKeep.GetRemote().RootPieceId.Derive(p.NodeId, p.PieceNum)
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break
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}
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}
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require.NotZero(t, keptPieceID)
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// Delete one object from metainfo service on satellite
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err = satellite.Metainfo.Service.UnsynchronizedDelete(ctx, deletedEncPath)
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require.NoError(t, err)
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// Check that piece of the deleted object is on the storagenode
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pieceAccess, err := targetNode.DB.Pieces().Stat(ctx, storage.BlobRef{
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Namespace: satellite.ID().Bytes(),
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Key: deletedPieceID.Bytes(),
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})
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require.NoError(t, err)
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require.NotNil(t, pieceAccess)
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// The pieceInfo.GetPieceIDs query converts piece creation and the filter creation timestamps
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// to datetime in sql. This chops off all precision beyond seconds.
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// In this test, the amount of time that elapses between piece uploads and the gc loop is
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// less than a second, meaning datetime(piece_creation) < datetime(filter_creation) is false unless we sleep
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// for a second.
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time.Sleep(1 * time.Second)
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// Wait for next iteration of garbage collection to finish
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gcService.Loop.Restart()
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gcService.Loop.TriggerWait()
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// Wait for the storagenode's RetainService queue to be empty
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targetNode.Storage2.RetainService.TestWaitUntilEmpty()
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// Check that piece of the deleted object is not on the storagenode
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pieceAccess, err = targetNode.DB.Pieces().Stat(ctx, storage.BlobRef{
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Namespace: satellite.ID().Bytes(),
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Key: deletedPieceID.Bytes(),
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})
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require.Error(t, err)
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require.Nil(t, pieceAccess)
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// Check that piece of the kept object is on the storagenode
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pieceAccess, err = targetNode.DB.Pieces().Stat(ctx, storage.BlobRef{
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Namespace: satellite.ID().Bytes(),
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Key: keptPieceID.Bytes(),
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})
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require.NoError(t, err)
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require.NotNil(t, pieceAccess)
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})
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}
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func getPointer(ctx *testcontext.Context, t *testing.T, satellite *testplanet.SatelliteSystem, upl *testplanet.Uplink, bucket, path string) (lastSegPath string, pointer *pb.Pointer) {
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projects, err := satellite.DB.Console().Projects().GetAll(ctx)
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require.NoError(t, err)
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require.Len(t, projects, 1)
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encParameters := upl.GetConfig(satellite).GetEncryptionParameters()
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cipherSuite := encParameters.CipherSuite
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store := encryption.NewStore()
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store.SetDefaultKey(new(storj.Key))
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encryptedPath, err := encryption.EncryptPath(bucket, paths.NewUnencrypted(path), cipherSuite, store)
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require.NoError(t, err)
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lastSegPath = storj.JoinPaths(projects[0].ID.String(), "l", bucket, encryptedPath.Raw())
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pointer, err = satellite.Metainfo.Service.Get(ctx, lastSegPath)
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require.NoError(t, err)
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return lastSegPath, pointer
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}
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